AetherDroid/android_kernel_samsung_on5xelte
1
0
Fork 0
mirror of https://github.com/AetherDroid/android_kernel_samsung_on5xelte.git synced 2025-09-09 01:28:05 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

Fixed MTP to work with TWRP

Browse source
This commit is contained in:
awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
50820 changed files with 20846062 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

20
arch/arm/mach-iop13xx/Kconfig Normal file
View file

@ -0,0 +1,20 @@
if ARCH_IOP13XX
menu "IOP13XX Implementation Options"
comment "IOP13XX Platform Support"
config MACH_IQ81340SC
bool "Enable IQ81340SC Hardware Support"
help
Say Y here if you want to support running on the Intel IQ81340SC
evaluation kit.
config MACH_IQ81340MC
bool "Enable IQ81340MC Hardware Support"
help
Say Y here if you want to support running on the Intel IQ81340MC
evaluation kit.
endmenu
endif

8
arch/arm/mach-iop13xx/Makefile Normal file
View file

@ -0,0 +1,8 @@
obj-$(CONFIG_ARCH_IOP13XX) += setup.o
obj-$(CONFIG_ARCH_IOP13XX) += irq.o
obj-$(CONFIG_ARCH_IOP13XX) += pci.o
obj-$(CONFIG_ARCH_IOP13XX) += io.o
obj-$(CONFIG_ARCH_IOP13XX) += tpmi.o
obj-$(CONFIG_MACH_IQ81340SC) += iq81340sc.o
obj-$(CONFIG_MACH_IQ81340MC) += iq81340mc.o
obj-$(CONFIG_PCI_MSI) += msi.o

3
arch/arm/mach-iop13xx/Makefile.boot Normal file
View file

@ -0,0 +1,3 @@
zreladdr-y += 0x00008000
params_phys-y := 0x00000100
initrd_phys-y := 0x00800000

621
arch/arm/mach-iop13xx/include/mach/adma.h Normal file
View file

@ -0,0 +1,621 @@
/*
* Copyright(c) 2006, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#ifndef _ADMA_H
#define _ADMA_H
#include <linux/types.h>
#include <linux/io.h>
#include <mach/hardware.h>
#include <asm/hardware/iop_adma.h>
#define ADMA_ACCR(chan) (chan->mmr_base + 0x0)
#define ADMA_ACSR(chan) (chan->mmr_base + 0x4)
#define ADMA_ADAR(chan) (chan->mmr_base + 0x8)
#define ADMA_IIPCR(chan) (chan->mmr_base + 0x18)
#define ADMA_IIPAR(chan) (chan->mmr_base + 0x1c)
#define ADMA_IIPUAR(chan) (chan->mmr_base + 0x20)
#define ADMA_ANDAR(chan) (chan->mmr_base + 0x24)
#define ADMA_ADCR(chan) (chan->mmr_base + 0x28)
#define ADMA_CARMD(chan) (chan->mmr_base + 0x2c)
#define ADMA_ABCR(chan) (chan->mmr_base + 0x30)
#define ADMA_DLADR(chan) (chan->mmr_base + 0x34)
#define ADMA_DUADR(chan) (chan->mmr_base + 0x38)
#define ADMA_SLAR(src, chan) (chan->mmr_base + (0x3c + (src << 3)))
#define ADMA_SUAR(src, chan) (chan->mmr_base + (0x40 + (src << 3)))
struct iop13xx_adma_src {
u32 src_addr;
union {
u32 upper_src_addr;
struct {
unsigned int pq_upper_src_addr:24;
unsigned int pq_dmlt:8;
};
};
};
struct iop13xx_adma_desc_ctrl {
unsigned int int_en:1;
unsigned int xfer_dir:2;
unsigned int src_select:4;
unsigned int zero_result:1;
unsigned int block_fill_en:1;
unsigned int crc_gen_en:1;
unsigned int crc_xfer_dis:1;
unsigned int crc_seed_fetch_dis:1;
unsigned int status_write_back_en:1;
unsigned int endian_swap_en:1;
unsigned int reserved0:2;
unsigned int pq_update_xfer_en:1;
unsigned int dual_xor_en:1;
unsigned int pq_xfer_en:1;
unsigned int p_xfer_dis:1;
unsigned int reserved1:10;
unsigned int relax_order_en:1;
unsigned int no_snoop_en:1;
};
struct iop13xx_adma_byte_count {
unsigned int byte_count:24;
unsigned int host_if:3;
unsigned int reserved:2;
unsigned int zero_result_err_q:1;
unsigned int zero_result_err:1;
unsigned int tx_complete:1;
};
struct iop13xx_adma_desc_hw {
u32 next_desc;
union {
u32 desc_ctrl;
struct iop13xx_adma_desc_ctrl desc_ctrl_field;
};
union {
u32 crc_addr;
u32 block_fill_data;
u32 q_dest_addr;
};
union {
u32 byte_count;
struct iop13xx_adma_byte_count byte_count_field;
};
union {
u32 dest_addr;
u32 p_dest_addr;
};
union {
u32 upper_dest_addr;
u32 pq_upper_dest_addr;
};
struct iop13xx_adma_src src[1];
};
struct iop13xx_adma_desc_dual_xor {
u32 next_desc;
u32 desc_ctrl;
u32 reserved;
u32 byte_count;
u32 h_dest_addr;
u32 h_upper_dest_addr;
u32 src0_addr;
u32 upper_src0_addr;
u32 src1_addr;
u32 upper_src1_addr;
u32 h_src_addr;
u32 h_upper_src_addr;
u32 d_src_addr;
u32 d_upper_src_addr;
u32 d_dest_addr;
u32 d_upper_dest_addr;
};
struct iop13xx_adma_desc_pq_update {
u32 next_desc;
u32 desc_ctrl;
u32 reserved;
u32 byte_count;
u32 p_dest_addr;
u32 p_upper_dest_addr;
u32 src0_addr;
u32 upper_src0_addr;
u32 src1_addr;
u32 upper_src1_addr;
u32 p_src_addr;
u32 p_upper_src_addr;
u32 q_src_addr;
struct {
unsigned int q_upper_src_addr:24;
unsigned int q_dmlt:8;
};
u32 q_dest_addr;
u32 q_upper_dest_addr;
};
static inline int iop_adma_get_max_xor(void)
{
return 16;
}
#define iop_adma_get_max_pq iop_adma_get_max_xor
static inline u32 iop_chan_get_current_descriptor(struct iop_adma_chan *chan)
{
return __raw_readl(ADMA_ADAR(chan));
}
static inline void iop_chan_set_next_descriptor(struct iop_adma_chan *chan,
u32 next_desc_addr)
{
__raw_writel(next_desc_addr, ADMA_ANDAR(chan));
}
#define ADMA_STATUS_BUSY (1 << 13)
static inline char iop_chan_is_busy(struct iop_adma_chan *chan)
{
if (__raw_readl(ADMA_ACSR(chan)) &
ADMA_STATUS_BUSY)
return 1;
else
return 0;
}
static inline int
iop_chan_get_desc_align(struct iop_adma_chan *chan, int num_slots)
{
return 1;
}
#define iop_desc_is_aligned(x, y) 1
static inline int
iop_chan_memcpy_slot_count(size_t len, int *slots_per_op)
{
*slots_per_op = 1;
return 1;
}
#define iop_chan_interrupt_slot_count(s, c) iop_chan_memcpy_slot_count(0, s)
static inline int
iop_chan_memset_slot_count(size_t len, int *slots_per_op)
{
*slots_per_op = 1;
return 1;
}
static inline int
iop_chan_xor_slot_count(size_t len, int src_cnt, int *slots_per_op)
{
static const char slot_count_table[] = { 1, 2, 2, 2,
2, 3, 3, 3,
3, 4, 4, 4,
4, 5, 5, 5,
};
*slots_per_op = slot_count_table[src_cnt - 1];
return *slots_per_op;
}
#define ADMA_MAX_BYTE_COUNT (16 * 1024 * 1024)
#define IOP_ADMA_MAX_BYTE_COUNT ADMA_MAX_BYTE_COUNT
#define IOP_ADMA_ZERO_SUM_MAX_BYTE_COUNT ADMA_MAX_BYTE_COUNT
#define IOP_ADMA_XOR_MAX_BYTE_COUNT ADMA_MAX_BYTE_COUNT
#define IOP_ADMA_PQ_MAX_BYTE_COUNT ADMA_MAX_BYTE_COUNT
#define iop_chan_zero_sum_slot_count(l, s, o) iop_chan_xor_slot_count(l, s, o)
#define iop_chan_pq_slot_count iop_chan_xor_slot_count
#define iop_chan_pq_zero_sum_slot_count iop_chan_xor_slot_count
static inline u32 iop_desc_get_byte_count(struct iop_adma_desc_slot *desc,
struct iop_adma_chan *chan)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
return hw_desc->byte_count_field.byte_count;
}
static inline u32 iop_desc_get_src_addr(struct iop_adma_desc_slot *desc,
struct iop_adma_chan *chan,
int src_idx)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
return hw_desc->src[src_idx].src_addr;
}
static inline u32 iop_desc_get_src_count(struct iop_adma_desc_slot *desc,
struct iop_adma_chan *chan)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
return hw_desc->desc_ctrl_field.src_select + 1;
}
static inline void
iop_desc_init_memcpy(struct iop_adma_desc_slot *desc, unsigned long flags)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
union {
u32 value;
struct iop13xx_adma_desc_ctrl field;
} u_desc_ctrl;
u_desc_ctrl.value = 0;
u_desc_ctrl.field.xfer_dir = 3; /* local to internal bus */
u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;
hw_desc->desc_ctrl = u_desc_ctrl.value;
hw_desc->crc_addr = 0;
}
static inline void
iop_desc_init_memset(struct iop_adma_desc_slot *desc, unsigned long flags)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
union {
u32 value;
struct iop13xx_adma_desc_ctrl field;
} u_desc_ctrl;
u_desc_ctrl.value = 0;
u_desc_ctrl.field.xfer_dir = 3; /* local to internal bus */
u_desc_ctrl.field.block_fill_en = 1;
u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;
hw_desc->desc_ctrl = u_desc_ctrl.value;
hw_desc->crc_addr = 0;
}
/* to do: support buffers larger than ADMA_MAX_BYTE_COUNT */
static inline void
iop_desc_init_xor(struct iop_adma_desc_slot *desc, int src_cnt,
unsigned long flags)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
union {
u32 value;
struct iop13xx_adma_desc_ctrl field;
} u_desc_ctrl;
u_desc_ctrl.value = 0;
u_desc_ctrl.field.src_select = src_cnt - 1;
u_desc_ctrl.field.xfer_dir = 3; /* local to internal bus */
u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;
hw_desc->desc_ctrl = u_desc_ctrl.value;
hw_desc->crc_addr = 0;
}
#define iop_desc_init_null_xor(d, s, i) iop_desc_init_xor(d, s, i)
/* to do: support buffers larger than ADMA_MAX_BYTE_COUNT */
static inline int
iop_desc_init_zero_sum(struct iop_adma_desc_slot *desc, int src_cnt,
unsigned long flags)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
union {
u32 value;
struct iop13xx_adma_desc_ctrl field;
} u_desc_ctrl;
u_desc_ctrl.value = 0;
u_desc_ctrl.field.src_select = src_cnt - 1;
u_desc_ctrl.field.xfer_dir = 3; /* local to internal bus */
u_desc_ctrl.field.zero_result = 1;
u_desc_ctrl.field.status_write_back_en = 1;
u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;
hw_desc->desc_ctrl = u_desc_ctrl.value;
hw_desc->crc_addr = 0;
return 1;
}
static inline void
iop_desc_init_pq(struct iop_adma_desc_slot *desc, int src_cnt,
unsigned long flags)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
union {
u32 value;
struct iop13xx_adma_desc_ctrl field;
} u_desc_ctrl;
u_desc_ctrl.value = 0;
u_desc_ctrl.field.src_select = src_cnt - 1;
u_desc_ctrl.field.xfer_dir = 3; /* local to internal bus */
u_desc_ctrl.field.pq_xfer_en = 1;
u_desc_ctrl.field.p_xfer_dis = !!(flags & DMA_PREP_PQ_DISABLE_P);
u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;
hw_desc->desc_ctrl = u_desc_ctrl.value;
}
static inline void
iop_desc_init_pq_zero_sum(struct iop_adma_desc_slot *desc, int src_cnt,
unsigned long flags)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
union {
u32 value;
struct iop13xx_adma_desc_ctrl field;
} u_desc_ctrl;
u_desc_ctrl.value = 0;
u_desc_ctrl.field.src_select = src_cnt - 1;
u_desc_ctrl.field.xfer_dir = 3; /* local to internal bus */
u_desc_ctrl.field.zero_result = 1;
u_desc_ctrl.field.status_write_back_en = 1;
u_desc_ctrl.field.pq_xfer_en = 1;
u_desc_ctrl.field.p_xfer_dis = !!(flags & DMA_PREP_PQ_DISABLE_P);
u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;
hw_desc->desc_ctrl = u_desc_ctrl.value;
}
static inline void iop_desc_set_byte_count(struct iop_adma_desc_slot *desc,
struct iop_adma_chan *chan,
u32 byte_count)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
hw_desc->byte_count = byte_count;
}
static inline void
iop_desc_set_zero_sum_byte_count(struct iop_adma_desc_slot *desc, u32 len)
{
int slots_per_op = desc->slots_per_op;
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc, *iter;
int i = 0;
if (len <= IOP_ADMA_ZERO_SUM_MAX_BYTE_COUNT) {
hw_desc->byte_count = len;
} else {
do {
iter = iop_hw_desc_slot_idx(hw_desc, i);
iter->byte_count = IOP_ADMA_ZERO_SUM_MAX_BYTE_COUNT;
len -= IOP_ADMA_ZERO_SUM_MAX_BYTE_COUNT;
i += slots_per_op;
} while (len > IOP_ADMA_ZERO_SUM_MAX_BYTE_COUNT);
if (len) {
iter = iop_hw_desc_slot_idx(hw_desc, i);
iter->byte_count = len;
}
}
}
#define iop_desc_set_pq_zero_sum_byte_count iop_desc_set_zero_sum_byte_count
static inline void iop_desc_set_dest_addr(struct iop_adma_desc_slot *desc,
struct iop_adma_chan *chan,
dma_addr_t addr)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
hw_desc->dest_addr = addr;
hw_desc->upper_dest_addr = 0;
}
static inline void
iop_desc_set_pq_addr(struct iop_adma_desc_slot *desc, dma_addr_t *addr)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
hw_desc->dest_addr = addr[0];
hw_desc->q_dest_addr = addr[1];
hw_desc->upper_dest_addr = 0;
}
static inline void iop_desc_set_memcpy_src_addr(struct iop_adma_desc_slot *desc,
dma_addr_t addr)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
hw_desc->src[0].src_addr = addr;
hw_desc->src[0].upper_src_addr = 0;
}
static inline void iop_desc_set_xor_src_addr(struct iop_adma_desc_slot *desc,
int src_idx, dma_addr_t addr)
{
int slot_cnt = desc->slot_cnt, slots_per_op = desc->slots_per_op;
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc, *iter;
int i = 0;
do {
iter = iop_hw_desc_slot_idx(hw_desc, i);
iter->src[src_idx].src_addr = addr;
iter->src[src_idx].upper_src_addr = 0;
slot_cnt -= slots_per_op;
if (slot_cnt) {
i += slots_per_op;
addr += IOP_ADMA_XOR_MAX_BYTE_COUNT;
}
} while (slot_cnt);
}
static inline void
iop_desc_set_pq_src_addr(struct iop_adma_desc_slot *desc, int src_idx,
dma_addr_t addr, unsigned char coef)
{
int slot_cnt = desc->slot_cnt, slots_per_op = desc->slots_per_op;
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc, *iter;
struct iop13xx_adma_src *src;
int i = 0;
do {
iter = iop_hw_desc_slot_idx(hw_desc, i);
src = &iter->src[src_idx];
src->src_addr = addr;
src->pq_upper_src_addr = 0;
src->pq_dmlt = coef;
slot_cnt -= slots_per_op;
if (slot_cnt) {
i += slots_per_op;
addr += IOP_ADMA_PQ_MAX_BYTE_COUNT;
}
} while (slot_cnt);
}
static inline void
iop_desc_init_interrupt(struct iop_adma_desc_slot *desc,
struct iop_adma_chan *chan)
{
iop_desc_init_memcpy(desc, 1);
iop_desc_set_byte_count(desc, chan, 0);
iop_desc_set_dest_addr(desc, chan, 0);
iop_desc_set_memcpy_src_addr(desc, 0);
}
#define iop_desc_set_zero_sum_src_addr iop_desc_set_xor_src_addr
#define iop_desc_set_pq_zero_sum_src_addr iop_desc_set_pq_src_addr
static inline void
iop_desc_set_pq_zero_sum_addr(struct iop_adma_desc_slot *desc, int pq_idx,
dma_addr_t *src)
{
iop_desc_set_xor_src_addr(desc, pq_idx, src[pq_idx]);
iop_desc_set_xor_src_addr(desc, pq_idx+1, src[pq_idx+1]);
}
static inline void iop_desc_set_next_desc(struct iop_adma_desc_slot *desc,
u32 next_desc_addr)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
iop_paranoia(hw_desc->next_desc);
hw_desc->next_desc = next_desc_addr;
}
static inline u32 iop_desc_get_next_desc(struct iop_adma_desc_slot *desc)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
return hw_desc->next_desc;
}
static inline void iop_desc_clear_next_desc(struct iop_adma_desc_slot *desc)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
hw_desc->next_desc = 0;
}
static inline void iop_desc_set_block_fill_val(struct iop_adma_desc_slot *desc,
u32 val)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
hw_desc->block_fill_data = val;
}
static inline enum sum_check_flags
iop_desc_get_zero_result(struct iop_adma_desc_slot *desc)
{
struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
struct iop13xx_adma_desc_ctrl desc_ctrl = hw_desc->desc_ctrl_field;
struct iop13xx_adma_byte_count byte_count = hw_desc->byte_count_field;
enum sum_check_flags flags;
BUG_ON(!(byte_count.tx_complete && desc_ctrl.zero_result));
flags = byte_count.zero_result_err_q << SUM_CHECK_Q;
flags |= byte_count.zero_result_err << SUM_CHECK_P;
return flags;
}
static inline void iop_chan_append(struct iop_adma_chan *chan)
{
u32 adma_accr;
adma_accr = __raw_readl(ADMA_ACCR(chan));
adma_accr |= 0x2;
__raw_writel(adma_accr, ADMA_ACCR(chan));
}
static inline u32 iop_chan_get_status(struct iop_adma_chan *chan)
{
return __raw_readl(ADMA_ACSR(chan));
}
static inline void iop_chan_disable(struct iop_adma_chan *chan)
{
u32 adma_chan_ctrl = __raw_readl(ADMA_ACCR(chan));
adma_chan_ctrl &= ~0x1;
__raw_writel(adma_chan_ctrl, ADMA_ACCR(chan));
}
static inline void iop_chan_enable(struct iop_adma_chan *chan)
{
u32 adma_chan_ctrl;
adma_chan_ctrl = __raw_readl(ADMA_ACCR(chan));
adma_chan_ctrl |= 0x1;
__raw_writel(adma_chan_ctrl, ADMA_ACCR(chan));
}
static inline void iop_adma_device_clear_eot_status(struct iop_adma_chan *chan)
{
u32 status = __raw_readl(ADMA_ACSR(chan));
status &= (1 << 12);
__raw_writel(status, ADMA_ACSR(chan));
}
static inline void iop_adma_device_clear_eoc_status(struct iop_adma_chan *chan)
{
u32 status = __raw_readl(ADMA_ACSR(chan));
status &= (1 << 11);
__raw_writel(status, ADMA_ACSR(chan));
}
static inline void iop_adma_device_clear_err_status(struct iop_adma_chan *chan)
{
u32 status = __raw_readl(ADMA_ACSR(chan));
status &= (1 << 9) | (1 << 5) | (1 << 4) | (1 << 3);
__raw_writel(status, ADMA_ACSR(chan));
}
static inline int
iop_is_err_int_parity(unsigned long status, struct iop_adma_chan *chan)
{
return test_bit(9, &status);
}
static inline int
iop_is_err_mcu_abort(unsigned long status, struct iop_adma_chan *chan)
{
return test_bit(5, &status);
}
static inline int
iop_is_err_int_tabort(unsigned long status, struct iop_adma_chan *chan)
{
return test_bit(4, &status);
}
static inline int
iop_is_err_int_mabort(unsigned long status, struct iop_adma_chan *chan)
{
return test_bit(3, &status);
}
static inline int
iop_is_err_pci_tabort(unsigned long status, struct iop_adma_chan *chan)
{
return 0;
}
static inline int
iop_is_err_pci_mabort(unsigned long status, struct iop_adma_chan *chan)
{
return 0;
}
static inline int
iop_is_err_split_tx(unsigned long status, struct iop_adma_chan *chan)
{
return 0;
}
#endif /* _ADMA_H */

42
arch/arm/mach-iop13xx/include/mach/entry-macro.S Normal file
View file

@ -0,0 +1,42 @@
/*
* iop13xx low level irq macros
* Copyright (c) 2005-2006, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place - Suite 330, Boston, MA 02111-1307 USA.
*
*/
.macro get_irqnr_preamble, base, tmp
mrc p15, 0, \tmp, c15, c1, 0
orr \tmp, \tmp, #(1 << 6)
mcr p15, 0, \tmp, c15, c1, 0 @ Enable cp6 access
.endm
/*
* Note: a 1-cycle window exists where iintvec will return the value
* of iintbase, so we explicitly check for "bad zeros"
*/
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
mrc p6, 0, \irqnr, c3, c2, 0 @ Read IINTVEC
cmp \irqnr, #0
mrceq p6, 0, \irqnr, c3, c2, 0 @ Re-read on potentially bad zero
adds \irqstat, \irqnr, #1 @ Check for 0xffffffff
movne \irqnr, \irqnr, lsr #2 @ Convert to irqnr
.endm
.macro arch_ret_to_user, tmp1, tmp2
mrc p15, 0, \tmp1, c15, c1, 0
ands \tmp2, \tmp1, #(1 << 6)
bicne \tmp1, \tmp1, #(1 << 6)
mcrne p15, 0, \tmp1, c15, c1, 0 @ Disable cp6 access
.endm

21
arch/arm/mach-iop13xx/include/mach/hardware.h Normal file
View file

@ -0,0 +1,21 @@
#ifndef __ASM_ARCH_HARDWARE_H
#define __ASM_ARCH_HARDWARE_H
#include <asm/types.h>
#ifndef __ASSEMBLY__
extern u16 iop13xx_dev_id(void);
extern void iop13xx_set_atu_mmr_bases(void);
#endif
/*
* Generic chipset bits
*
*/
#include "iop13xx.h"
/*
* Board specific bits
*/
#include "iq81340.h"
#endif /* _ASM_ARCH_HARDWARE_H */

507
arch/arm/mach-iop13xx/include/mach/iop13xx.h Normal file
View file

@ -0,0 +1,507 @@
#ifndef _IOP13XX_HW_H_
#define _IOP13XX_HW_H_
#ifndef __ASSEMBLY__
enum reboot_mode;
/* The ATU offsets can change based on the strapping */
extern u32 iop13xx_atux_pmmr_offset;
extern u32 iop13xx_atue_pmmr_offset;
void iop13xx_init_early(void);
void iop13xx_init_irq(void);
void iop13xx_map_io(void);
void iop13xx_platform_init(void);
void iop13xx_add_tpmi_devices(void);
void iop13xx_init_irq(void);
void iop13xx_restart(enum reboot_mode, const char *);
/* CPUID CP6 R0 Page 0 */
static inline int iop13xx_cpu_id(void)
{
int id;
asm volatile("mrc p6, 0, %0, c0, c0, 0":"=r" (id));
return id;
}
/* WDTCR CP6 R7 Page 9 */
static inline u32 read_wdtcr(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c7, c9, 0":"=r" (val));
return val;
}
static inline void write_wdtcr(u32 val)
{
asm volatile("mcr p6, 0, %0, c7, c9, 0"::"r" (val));
}
/* WDTSR CP6 R8 Page 9 */
static inline u32 read_wdtsr(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c8, c9, 0":"=r" (val));
return val;
}
static inline void write_wdtsr(u32 val)
{
asm volatile("mcr p6, 0, %0, c8, c9, 0"::"r" (val));
}
/* RCSR - Reset Cause Status Register */
static inline u32 read_rcsr(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c0, c1, 0":"=r" (val));
return val;
}
extern unsigned long get_iop_tick_rate(void);
#endif
/*
* IOP13XX I/O and Mem space regions for PCI autoconfiguration
*/
#define IOP13XX_MAX_RAM_SIZE 0x80000000UL /* 2GB */
#define IOP13XX_PCI_OFFSET IOP13XX_MAX_RAM_SIZE
/* PCI MAP
* bus range cpu phys cpu virt note
* 0x0000.0000 + 2GB (n/a) (n/a) inbound, 1:1 mapping with Physical RAM
* 0x8000.0000 + 928M 0x1.8000.0000 (ioremap) PCIX outbound memory window
* 0x8000.0000 + 928M 0x2.8000.0000 (ioremap) PCIE outbound memory window
*
* IO MAP
* 0x00000 + 64K 0x0.fffb.0000 0xfee0.0000 PCIX outbound i/o window
* 0x10000 + 64K 0x0.fffd.0000 0xfee1.0000 PCIE outbound i/o window
*/
#define IOP13XX_PCIX_LOWER_IO_PA 0xfffb0000UL
#define IOP13XX_PCIX_LOWER_IO_BA 0x0UL /* OIOTVR */
#define IOP13XX_PCIX_MEM_PHYS_OFFSET 0x100000000ULL
#define IOP13XX_PCIX_MEM_WINDOW_SIZE 0x3a000000UL
#define IOP13XX_PCIX_LOWER_MEM_BA (PHYS_OFFSET + IOP13XX_PCI_OFFSET)
#define IOP13XX_PCIX_LOWER_MEM_PA (IOP13XX_PCIX_MEM_PHYS_OFFSET +\
IOP13XX_PCIX_LOWER_MEM_BA)
#define IOP13XX_PCIX_UPPER_MEM_PA (IOP13XX_PCIX_LOWER_MEM_PA +\
IOP13XX_PCIX_MEM_WINDOW_SIZE - 1)
#define IOP13XX_PCIX_UPPER_MEM_BA (IOP13XX_PCIX_LOWER_MEM_BA +\
IOP13XX_PCIX_MEM_WINDOW_SIZE - 1)
#define IOP13XX_PCIX_MEM_COOKIE 0x80000000UL
#define IOP13XX_PCIX_LOWER_MEM_RA IOP13XX_PCIX_MEM_COOKIE
#define IOP13XX_PCIX_UPPER_MEM_RA (IOP13XX_PCIX_LOWER_MEM_RA +\
IOP13XX_PCIX_MEM_WINDOW_SIZE - 1)
#define IOP13XX_PCIX_MEM_OFFSET (IOP13XX_PCIX_MEM_COOKIE -\
IOP13XX_PCIX_LOWER_MEM_BA)
/* PCI-E ranges */
#define IOP13XX_PCIE_LOWER_IO_PA 0xfffd0000UL
#define IOP13XX_PCIE_LOWER_IO_BA 0x10000UL /* OIOTVR */
#define IOP13XX_PCIE_MEM_PHYS_OFFSET 0x200000000ULL
#define IOP13XX_PCIE_MEM_WINDOW_SIZE 0x3a000000UL
#define IOP13XX_PCIE_LOWER_MEM_BA (PHYS_OFFSET + IOP13XX_PCI_OFFSET)
#define IOP13XX_PCIE_LOWER_MEM_PA (IOP13XX_PCIE_MEM_PHYS_OFFSET +\
IOP13XX_PCIE_LOWER_MEM_BA)
#define IOP13XX_PCIE_UPPER_MEM_PA (IOP13XX_PCIE_LOWER_MEM_PA +\
IOP13XX_PCIE_MEM_WINDOW_SIZE - 1)
#define IOP13XX_PCIE_UPPER_MEM_BA (IOP13XX_PCIE_LOWER_MEM_BA +\
IOP13XX_PCIE_MEM_WINDOW_SIZE - 1)
/* All 0xc000.0000 - 0xfdff.ffff addresses belong to PCIe */
#define IOP13XX_PCIE_MEM_COOKIE 0xc0000000UL
#define IOP13XX_PCIE_LOWER_MEM_RA IOP13XX_PCIE_MEM_COOKIE
#define IOP13XX_PCIE_UPPER_MEM_RA (IOP13XX_PCIE_LOWER_MEM_RA +\
IOP13XX_PCIE_MEM_WINDOW_SIZE - 1)
#define IOP13XX_PCIE_MEM_OFFSET (IOP13XX_PCIE_MEM_COOKIE -\
IOP13XX_PCIE_LOWER_MEM_BA)
/* PBI Ranges */
#define IOP13XX_PBI_LOWER_MEM_PA 0xf0000000UL
#define IOP13XX_PBI_MEM_WINDOW_SIZE 0x04000000UL
#define IOP13XX_PBI_MEM_COOKIE 0xfa000000UL
#define IOP13XX_PBI_LOWER_MEM_RA IOP13XX_PBI_MEM_COOKIE
#define IOP13XX_PBI_UPPER_MEM_RA (IOP13XX_PBI_LOWER_MEM_RA +\
IOP13XX_PBI_MEM_WINDOW_SIZE - 1)
/*
* IOP13XX chipset registers
*/
#define IOP13XX_PMMR_PHYS_MEM_BASE 0xffd80000UL /* PMMR phys. address */
#define IOP13XX_PMMR_VIRT_MEM_BASE (void __iomem *)(0xfee80000UL) /* PMMR phys. address */
#define IOP13XX_PMMR_MEM_WINDOW_SIZE 0x80000
#define IOP13XX_PMMR_UPPER_MEM_VA (IOP13XX_PMMR_VIRT_MEM_BASE +\
IOP13XX_PMMR_MEM_WINDOW_SIZE - 1)
#define IOP13XX_PMMR_UPPER_MEM_PA (IOP13XX_PMMR_PHYS_MEM_BASE +\
IOP13XX_PMMR_MEM_WINDOW_SIZE - 1)
#define IOP13XX_PMMR_VIRT_TO_PHYS(addr) (((addr) - IOP13XX_PMMR_VIRT_MEM_BASE)\
+ IOP13XX_PMMR_PHYS_MEM_BASE)
#define IOP13XX_PMMR_PHYS_TO_VIRT(addr) (((addr) - IOP13XX_PMMR_PHYS_MEM_BASE)\
+ IOP13XX_PMMR_VIRT_MEM_BASE)
#define IOP13XX_REG_ADDR32(reg) (IOP13XX_PMMR_VIRT_MEM_BASE + (reg))
#define IOP13XX_REG_ADDR16(reg) (IOP13XX_PMMR_VIRT_MEM_BASE + (reg))
#define IOP13XX_REG_ADDR8(reg) (IOP13XX_PMMR_VIRT_MEM_BASE + (reg))
#define IOP13XX_REG_ADDR32_PHYS(reg) (IOP13XX_PMMR_PHYS_MEM_BASE + (reg))
#define IOP13XX_REG_ADDR16_PHYS(reg) (IOP13XX_PMMR_PHYS_MEM_BASE + (reg))
#define IOP13XX_REG_ADDR8_PHYS(reg) (IOP13XX_PMMR_PHYS_MEM_BASE + (reg))
#define IOP13XX_PMMR_SIZE 0x00080000
/*=================== Defines for Platform Devices =====================*/
#define IOP13XX_UART0_PHYS (IOP13XX_PMMR_PHYS_MEM_BASE + 0x00002300)
#define IOP13XX_UART1_PHYS (IOP13XX_PMMR_PHYS_MEM_BASE + 0x00002340)
#define IOP13XX_UART0_VIRT (IOP13XX_PMMR_VIRT_MEM_BASE + 0x00002300)
#define IOP13XX_UART1_VIRT (IOP13XX_PMMR_VIRT_MEM_BASE + 0x00002340)
#define IOP13XX_I2C0_PHYS (IOP13XX_PMMR_PHYS_MEM_BASE | 0x00002500)
#define IOP13XX_I2C1_PHYS (IOP13XX_PMMR_PHYS_MEM_BASE | 0x00002520)
#define IOP13XX_I2C2_PHYS (IOP13XX_PMMR_PHYS_MEM_BASE | 0x00002540)
#define IOP13XX_I2C0_VIRT (IOP13XX_PMMR_VIRT_MEM_BASE | 0x00002500)
#define IOP13XX_I2C1_VIRT (IOP13XX_PMMR_VIRT_MEM_BASE | 0x00002520)
#define IOP13XX_I2C2_VIRT (IOP13XX_PMMR_VIRT_MEM_BASE | 0x00002540)
/* ATU selection flags */
/* IOP13XX_INIT_ATU_DEFAULT = Rely on CONFIG_IOP13XX_ATU* */
#define IOP13XX_INIT_ATU_DEFAULT (0)
#define IOP13XX_INIT_ATU_ATUX (1 << 0)
#define IOP13XX_INIT_ATU_ATUE (1 << 1)
#define IOP13XX_INIT_ATU_NONE (1 << 2)
/* UART selection flags */
/* IOP13XX_INIT_UART_DEFAULT = Rely on CONFIG_IOP13XX_UART* */
#define IOP13XX_INIT_UART_DEFAULT (0)
#define IOP13XX_INIT_UART_0 (1 << 0)
#define IOP13XX_INIT_UART_1 (1 << 1)
/* I2C selection flags */
/* IOP13XX_INIT_I2C_DEFAULT = Rely on CONFIG_IOP13XX_I2C* */
#define IOP13XX_INIT_I2C_DEFAULT (0)
#define IOP13XX_INIT_I2C_0 (1 << 0)
#define IOP13XX_INIT_I2C_1 (1 << 1)
#define IOP13XX_INIT_I2C_2 (1 << 2)
/* ADMA selection flags */
/* INIT_ADMA_DEFAULT = Rely on CONFIG_IOP13XX_ADMA* */
#define IOP13XX_INIT_ADMA_DEFAULT (0)
#define IOP13XX_INIT_ADMA_0 (1 << 0)
#define IOP13XX_INIT_ADMA_1 (1 << 1)
#define IOP13XX_INIT_ADMA_2 (1 << 2)
/* Platform devices */
#define IQ81340_NUM_UART 2
#define IQ81340_NUM_I2C 3
#define IQ81340_NUM_PHYS_MAP_FLASH 1
#define IQ81340_NUM_ADMA 3
#define IQ81340_MAX_PLAT_DEVICES (IQ81340_NUM_UART + \
IQ81340_NUM_I2C + \
IQ81340_NUM_PHYS_MAP_FLASH + \
IQ81340_NUM_ADMA)
/*========================== PMMR offsets for key registers ============*/
#define IOP13XX_ATU0_PMMR_OFFSET 0x00048000
#define IOP13XX_ATU1_PMMR_OFFSET 0x0004c000
#define IOP13XX_ATU2_PMMR_OFFSET 0x0004d000
#define IOP13XX_ADMA0_PMMR_OFFSET 0x00000000
#define IOP13XX_ADMA1_PMMR_OFFSET 0x00000200
#define IOP13XX_ADMA2_PMMR_OFFSET 0x00000400
#define IOP13XX_PBI_PMMR_OFFSET 0x00001580
#define IOP13XX_MU_PMMR_OFFSET 0x00004000
#define IOP13XX_ESSR0_PMMR_OFFSET 0x00002188
#define IOP13XX_ESSR0 IOP13XX_REG_ADDR32(0x00002188)
#define IOP13XX_ESSR0_IFACE_MASK 0x00004000 /* Interface PCI-X / PCI-E */
#define IOP13XX_CONTROLLER_ONLY (1 << 14)
#define IOP13XX_INTERFACE_SEL_PCIX (1 << 15)
#define IOP13XX_PMON_PMMR_OFFSET 0x0001A000
#define IOP13XX_PMON_BASE (IOP13XX_PMMR_VIRT_MEM_BASE +\
IOP13XX_PMON_PMMR_OFFSET)
#define IOP13XX_PMON_PHYSBASE (IOP13XX_PMMR_PHYS_MEM_BASE +\
IOP13XX_PMON_PMMR_OFFSET)
#define IOP13XX_PMON_CMD0 (IOP13XX_PMON_BASE + 0x0)
#define IOP13XX_PMON_EVR0 (IOP13XX_PMON_BASE + 0x4)
#define IOP13XX_PMON_STS0 (IOP13XX_PMON_BASE + 0x8)
#define IOP13XX_PMON_DATA0 (IOP13XX_PMON_BASE + 0xC)
#define IOP13XX_PMON_CMD3 (IOP13XX_PMON_BASE + 0x30)
#define IOP13XX_PMON_EVR3 (IOP13XX_PMON_BASE + 0x34)
#define IOP13XX_PMON_STS3 (IOP13XX_PMON_BASE + 0x38)
#define IOP13XX_PMON_DATA3 (IOP13XX_PMON_BASE + 0x3C)
#define IOP13XX_PMON_CMD7 (IOP13XX_PMON_BASE + 0x70)
#define IOP13XX_PMON_EVR7 (IOP13XX_PMON_BASE + 0x74)
#define IOP13XX_PMON_STS7 (IOP13XX_PMON_BASE + 0x78)
#define IOP13XX_PMON_DATA7 (IOP13XX_PMON_BASE + 0x7C)
#define IOP13XX_PMONEN (IOP13XX_PMMR_VIRT_MEM_BASE + 0x4E040)
#define IOP13XX_PMONSTAT (IOP13XX_PMMR_VIRT_MEM_BASE + 0x4E044)
/*================================ATU===================================*/
#define IOP13XX_ATUX_OFFSET(ofs) IOP13XX_REG_ADDR32(\
iop13xx_atux_pmmr_offset + (ofs))
#define IOP13XX_ATUX_DID IOP13XX_REG_ADDR16(\
iop13xx_atux_pmmr_offset + 0x2)
#define IOP13XX_ATUX_ATUCMD IOP13XX_REG_ADDR16(\
iop13xx_atux_pmmr_offset + 0x4)
#define IOP13XX_ATUX_ATUSR IOP13XX_REG_ADDR16(\
iop13xx_atux_pmmr_offset + 0x6)
#define IOP13XX_ATUX_IABAR0 IOP13XX_ATUX_OFFSET(0x10)
#define IOP13XX_ATUX_IAUBAR0 IOP13XX_ATUX_OFFSET(0x14)
#define IOP13XX_ATUX_IABAR1 IOP13XX_ATUX_OFFSET(0x18)
#define IOP13XX_ATUX_IAUBAR1 IOP13XX_ATUX_OFFSET(0x1c)
#define IOP13XX_ATUX_IABAR2 IOP13XX_ATUX_OFFSET(0x20)
#define IOP13XX_ATUX_IAUBAR2 IOP13XX_ATUX_OFFSET(0x24)
#define IOP13XX_ATUX_IALR0 IOP13XX_ATUX_OFFSET(0x40)
#define IOP13XX_ATUX_IATVR0 IOP13XX_ATUX_OFFSET(0x44)
#define IOP13XX_ATUX_IAUTVR0 IOP13XX_ATUX_OFFSET(0x48)
#define IOP13XX_ATUX_IALR1 IOP13XX_ATUX_OFFSET(0x4c)
#define IOP13XX_ATUX_IATVR1 IOP13XX_ATUX_OFFSET(0x50)
#define IOP13XX_ATUX_IAUTVR1 IOP13XX_ATUX_OFFSET(0x54)
#define IOP13XX_ATUX_IALR2 IOP13XX_ATUX_OFFSET(0x58)
#define IOP13XX_ATUX_IATVR2 IOP13XX_ATUX_OFFSET(0x5c)
#define IOP13XX_ATUX_IAUTVR2 IOP13XX_ATUX_OFFSET(0x60)
#define IOP13XX_ATUX_ATUCR IOP13XX_ATUX_OFFSET(0x70)
#define IOP13XX_ATUX_PCSR IOP13XX_ATUX_OFFSET(0x74)
#define IOP13XX_ATUX_ATUISR IOP13XX_ATUX_OFFSET(0x78)
#define IOP13XX_ATUX_PCIXSR IOP13XX_ATUX_OFFSET(0xD4)
#define IOP13XX_ATUX_IABAR3 IOP13XX_ATUX_OFFSET(0x200)
#define IOP13XX_ATUX_IAUBAR3 IOP13XX_ATUX_OFFSET(0x204)
#define IOP13XX_ATUX_IALR3 IOP13XX_ATUX_OFFSET(0x208)
#define IOP13XX_ATUX_IATVR3 IOP13XX_ATUX_OFFSET(0x20c)
#define IOP13XX_ATUX_IAUTVR3 IOP13XX_ATUX_OFFSET(0x210)
#define IOP13XX_ATUX_OIOBAR IOP13XX_ATUX_OFFSET(0x300)
#define IOP13XX_ATUX_OIOWTVR IOP13XX_ATUX_OFFSET(0x304)
#define IOP13XX_ATUX_OUMBAR0 IOP13XX_ATUX_OFFSET(0x308)
#define IOP13XX_ATUX_OUMWTVR0 IOP13XX_ATUX_OFFSET(0x30c)
#define IOP13XX_ATUX_OUMBAR1 IOP13XX_ATUX_OFFSET(0x310)
#define IOP13XX_ATUX_OUMWTVR1 IOP13XX_ATUX_OFFSET(0x314)
#define IOP13XX_ATUX_OUMBAR2 IOP13XX_ATUX_OFFSET(0x318)
#define IOP13XX_ATUX_OUMWTVR2 IOP13XX_ATUX_OFFSET(0x31c)
#define IOP13XX_ATUX_OUMBAR3 IOP13XX_ATUX_OFFSET(0x320)
#define IOP13XX_ATUX_OUMWTVR3 IOP13XX_ATUX_OFFSET(0x324)
#define IOP13XX_ATUX_OUDMABAR IOP13XX_ATUX_OFFSET(0x328)
#define IOP13XX_ATUX_OUMSIBAR IOP13XX_ATUX_OFFSET(0x32c)
#define IOP13XX_ATUX_OCCAR IOP13XX_ATUX_OFFSET(0x330)
#define IOP13XX_ATUX_OCCDR IOP13XX_ATUX_OFFSET(0x334)
#define IOP13XX_ATUX_ATUCR_OUT_EN (1 << 1)
#define IOP13XX_ATUX_PCSR_CENTRAL_RES (1 << 25)
#define IOP13XX_ATUX_PCSR_P_RSTOUT (1 << 21)
#define IOP13XX_ATUX_PCSR_OUT_Q_BUSY (1 << 15)
#define IOP13XX_ATUX_PCSR_IN_Q_BUSY (1 << 14)
#define IOP13XX_ATUX_PCSR_FREQ_OFFSET (16)
#define IOP13XX_ATUX_STAT_PCI_IFACE_ERR (1 << 18)
#define IOP13XX_ATUX_STAT_VPD_ADDR (1 << 17)
#define IOP13XX_ATUX_STAT_INT_PAR_ERR (1 << 16)
#define IOP13XX_ATUX_STAT_CFG_WRITE (1 << 15)
#define IOP13XX_ATUX_STAT_ERR_COR (1 << 14)
#define IOP13XX_ATUX_STAT_TX_SCEM (1 << 13)
#define IOP13XX_ATUX_STAT_REC_SCEM (1 << 12)
#define IOP13XX_ATUX_STAT_POWER_TRAN (1 << 11)
#define IOP13XX_ATUX_STAT_TX_SERR (1 << 10)
#define IOP13XX_ATUX_STAT_DET_PAR_ERR (1 << 9 )
#define IOP13XX_ATUX_STAT_BIST (1 << 8 )
#define IOP13XX_ATUX_STAT_INT_REC_MABORT (1 << 7 )
#define IOP13XX_ATUX_STAT_REC_SERR (1 << 4 )
#define IOP13XX_ATUX_STAT_EXT_REC_MABORT (1 << 3 )
#define IOP13XX_ATUX_STAT_EXT_REC_TABORT (1 << 2 )
#define IOP13XX_ATUX_STAT_EXT_SIG_TABORT (1 << 1 )
#define IOP13XX_ATUX_STAT_MASTER_DATA_PAR (1 << 0 )
#define IOP13XX_ATUX_PCIXSR_BUS_NUM (8)
#define IOP13XX_ATUX_PCIXSR_DEV_NUM (3)
#define IOP13XX_ATUX_PCIXSR_FUNC_NUM (0)
#define IOP13XX_ATUX_IALR_DISABLE 0x00000001
#define IOP13XX_ATUX_OUMBAR_ENABLE 0x80000000
#define IOP13XX_ATUE_OFFSET(ofs) IOP13XX_REG_ADDR32(\
iop13xx_atue_pmmr_offset + (ofs))
#define IOP13XX_ATUE_DID IOP13XX_REG_ADDR16(\
iop13xx_atue_pmmr_offset + 0x2)
#define IOP13XX_ATUE_ATUCMD IOP13XX_REG_ADDR16(\
iop13xx_atue_pmmr_offset + 0x4)
#define IOP13XX_ATUE_ATUSR IOP13XX_REG_ADDR16(\
iop13xx_atue_pmmr_offset + 0x6)
#define IOP13XX_ATUE_IABAR0 IOP13XX_ATUE_OFFSET(0x10)
#define IOP13XX_ATUE_IAUBAR0 IOP13XX_ATUE_OFFSET(0x14)
#define IOP13XX_ATUE_IABAR1 IOP13XX_ATUE_OFFSET(0x18)
#define IOP13XX_ATUE_IAUBAR1 IOP13XX_ATUE_OFFSET(0x1c)
#define IOP13XX_ATUE_IABAR2 IOP13XX_ATUE_OFFSET(0x20)
#define IOP13XX_ATUE_IAUBAR2 IOP13XX_ATUE_OFFSET(0x24)
#define IOP13XX_ATUE_IALR0 IOP13XX_ATUE_OFFSET(0x40)
#define IOP13XX_ATUE_IATVR0 IOP13XX_ATUE_OFFSET(0x44)
#define IOP13XX_ATUE_IAUTVR0 IOP13XX_ATUE_OFFSET(0x48)
#define IOP13XX_ATUE_IALR1 IOP13XX_ATUE_OFFSET(0x4c)
#define IOP13XX_ATUE_IATVR1 IOP13XX_ATUE_OFFSET(0x50)
#define IOP13XX_ATUE_IAUTVR1 IOP13XX_ATUE_OFFSET(0x54)
#define IOP13XX_ATUE_IALR2 IOP13XX_ATUE_OFFSET(0x58)
#define IOP13XX_ATUE_IATVR2 IOP13XX_ATUE_OFFSET(0x5c)
#define IOP13XX_ATUE_IAUTVR2 IOP13XX_ATUE_OFFSET(0x60)
#define IOP13XX_ATUE_PE_LSTS IOP13XX_REG_ADDR16(\
iop13xx_atue_pmmr_offset + 0xe2)
#define IOP13XX_ATUE_OIOWTVR IOP13XX_ATUE_OFFSET(0x304)
#define IOP13XX_ATUE_OUMBAR0 IOP13XX_ATUE_OFFSET(0x308)
#define IOP13XX_ATUE_OUMWTVR0 IOP13XX_ATUE_OFFSET(0x30c)
#define IOP13XX_ATUE_OUMBAR1 IOP13XX_ATUE_OFFSET(0x310)
#define IOP13XX_ATUE_OUMWTVR1 IOP13XX_ATUE_OFFSET(0x314)
#define IOP13XX_ATUE_OUMBAR2 IOP13XX_ATUE_OFFSET(0x318)
#define IOP13XX_ATUE_OUMWTVR2 IOP13XX_ATUE_OFFSET(0x31c)
#define IOP13XX_ATUE_OUMBAR3 IOP13XX_ATUE_OFFSET(0x320)
#define IOP13XX_ATUE_OUMWTVR3 IOP13XX_ATUE_OFFSET(0x324)
#define IOP13XX_ATUE_ATUCR IOP13XX_ATUE_OFFSET(0x70)
#define IOP13XX_ATUE_PCSR IOP13XX_ATUE_OFFSET(0x74)
#define IOP13XX_ATUE_ATUISR IOP13XX_ATUE_OFFSET(0x78)
#define IOP13XX_ATUE_OIOBAR IOP13XX_ATUE_OFFSET(0x300)
#define IOP13XX_ATUE_OCCAR IOP13XX_ATUE_OFFSET(0x32c)
#define IOP13XX_ATUE_OCCDR IOP13XX_ATUE_OFFSET(0x330)
#define IOP13XX_ATUE_PIE_STS IOP13XX_ATUE_OFFSET(0x384)
#define IOP13XX_ATUE_PIE_MSK IOP13XX_ATUE_OFFSET(0x388)
#define IOP13XX_ATUE_ATUCR_IVM (1 << 6)
#define IOP13XX_ATUE_ATUCR_OUT_EN (1 << 1)
#define IOP13XX_ATUE_OCCAR_BUS_NUM (24)
#define IOP13XX_ATUE_OCCAR_DEV_NUM (19)
#define IOP13XX_ATUE_OCCAR_FUNC_NUM (16)
#define IOP13XX_ATUE_OCCAR_EXT_REG (8)
#define IOP13XX_ATUE_OCCAR_REG (2)
#define IOP13XX_ATUE_PCSR_BUS_NUM (24)
#define IOP13XX_ATUE_PCSR_DEV_NUM (19)
#define IOP13XX_ATUE_PCSR_FUNC_NUM (16)
#define IOP13XX_ATUE_PCSR_OUT_Q_BUSY (1 << 15)
#define IOP13XX_ATUE_PCSR_IN_Q_BUSY (1 << 14)
#define IOP13XX_ATUE_PCSR_END_POINT (1 << 13)
#define IOP13XX_ATUE_PCSR_LLRB_BUSY (1 << 12)
#define IOP13XX_ATUE_PCSR_BUS_NUM_MASK (0xff)
#define IOP13XX_ATUE_PCSR_DEV_NUM_MASK (0x1f)
#define IOP13XX_ATUE_PCSR_FUNC_NUM_MASK (0x7)
#define IOP13XX_ATUE_PCSR_CORE_RESET (8)
#define IOP13XX_ATUE_PCSR_FUNC_NUM (16)
#define IOP13XX_ATUE_LSTS_TRAINING (1 << 11)
#define IOP13XX_ATUE_STAT_SLOT_PWR_MSG (1 << 28)
#define IOP13XX_ATUE_STAT_PME (1 << 27)
#define IOP13XX_ATUE_STAT_HOT_PLUG_MSG (1 << 26)
#define IOP13XX_ATUE_STAT_IVM (1 << 25)
#define IOP13XX_ATUE_STAT_BIST (1 << 24)
#define IOP13XX_ATUE_STAT_CFG_WRITE (1 << 18)
#define IOP13XX_ATUE_STAT_VPD_ADDR (1 << 17)
#define IOP13XX_ATUE_STAT_POWER_TRAN (1 << 16)
#define IOP13XX_ATUE_STAT_HALT_ON_ERROR (1 << 13)
#define IOP13XX_ATUE_STAT_ROOT_SYS_ERR (1 << 12)
#define IOP13XX_ATUE_STAT_ROOT_ERR_MSG (1 << 11)
#define IOP13XX_ATUE_STAT_PCI_IFACE_ERR (1 << 10)
#define IOP13XX_ATUE_STAT_ERR_COR (1 << 9 )
#define IOP13XX_ATUE_STAT_ERR_UNCOR (1 << 8 )
#define IOP13XX_ATUE_STAT_CRS (1 << 7 )
#define IOP13XX_ATUE_STAT_LNK_DWN (1 << 6 )
#define IOP13XX_ATUE_STAT_INT_REC_MABORT (1 << 5 )
#define IOP13XX_ATUE_STAT_DET_PAR_ERR (1 << 4 )
#define IOP13XX_ATUE_STAT_EXT_REC_MABORT (1 << 3 )
#define IOP13XX_ATUE_STAT_SIG_TABORT (1 << 2 )
#define IOP13XX_ATUE_STAT_EXT_REC_TABORT (1 << 1 )
#define IOP13XX_ATUE_STAT_MASTER_DATA_PAR (1 << 0 )
#define IOP13XX_ATUE_ESTAT_REC_UNSUPPORTED_COMP_REQ (1 << 31)
#define IOP13XX_ATUE_ESTAT_REC_COMPLETER_ABORT (1 << 30)
#define IOP13XX_ATUE_ESTAT_TX_POISONED_TLP (1 << 29)
#define IOP13XX_ATUE_ESTAT_TX_PAR_ERR (1 << 28)
#define IOP13XX_ATUE_ESTAT_REC_UNSUPPORTED_REQ (1 << 20)
#define IOP13XX_ATUE_ESTAT_REC_ECRC_ERR (1 << 19)
#define IOP13XX_ATUE_ESTAT_REC_MALFORMED_TLP (1 << 18)
#define IOP13XX_ATUE_ESTAT_TX_RECEIVER_OVERFLOW (1 << 17)
#define IOP13XX_ATUE_ESTAT_REC_UNEXPECTED_COMP (1 << 16)
#define IOP13XX_ATUE_ESTAT_INT_COMP_ABORT (1 << 15)
#define IOP13XX_ATUE_ESTAT_COMP_TIMEOUT (1 << 14)
#define IOP13XX_ATUE_ESTAT_FLOW_CONTROL_ERR (1 << 13)
#define IOP13XX_ATUE_ESTAT_REC_POISONED_TLP (1 << 12)
#define IOP13XX_ATUE_ESTAT_DATA_LNK_ERR (1 << 4 )
#define IOP13XX_ATUE_ESTAT_TRAINING_ERR (1 << 0 )
#define IOP13XX_ATUE_IALR_DISABLE (0x00000001)
#define IOP13XX_ATUE_OUMBAR_ENABLE (0x80000000)
#define IOP13XX_ATU_OUMBAR_FUNC_NUM (28)
#define IOP13XX_ATU_OUMBAR_FUNC_NUM_MASK (0x7)
/*=======================================================================*/
/*============================MESSAGING UNIT=============================*/
#define IOP13XX_MU_OFFSET(ofs) IOP13XX_REG_ADDR32(IOP13XX_MU_PMMR_OFFSET +\
(ofs))
#define IOP13XX_MU_IMR0 IOP13XX_MU_OFFSET(0x10)
#define IOP13XX_MU_IMR1 IOP13XX_MU_OFFSET(0x14)
#define IOP13XX_MU_OMR0 IOP13XX_MU_OFFSET(0x18)
#define IOP13XX_MU_OMR1 IOP13XX_MU_OFFSET(0x1C)
#define IOP13XX_MU_IDR IOP13XX_MU_OFFSET(0x20)
#define IOP13XX_MU_IISR IOP13XX_MU_OFFSET(0x24)
#define IOP13XX_MU_IIMR IOP13XX_MU_OFFSET(0x28)
#define IOP13XX_MU_ODR IOP13XX_MU_OFFSET(0x2C)
#define IOP13XX_MU_OISR IOP13XX_MU_OFFSET(0x30)
#define IOP13XX_MU_OIMR IOP13XX_MU_OFFSET(0x34)
#define IOP13XX_MU_IRCSR IOP13XX_MU_OFFSET(0x38)
#define IOP13XX_MU_ORCSR IOP13XX_MU_OFFSET(0x3C)
#define IOP13XX_MU_MIMR IOP13XX_MU_OFFSET(0x48)
#define IOP13XX_MU_MUCR IOP13XX_MU_OFFSET(0x50)
#define IOP13XX_MU_QBAR IOP13XX_MU_OFFSET(0x54)
#define IOP13XX_MU_MUBAR IOP13XX_MU_OFFSET(0x84)
#define IOP13XX_MU_WINDOW_SIZE (8 * 1024)
#define IOP13XX_MU_BASE_PHYS (0xff000000)
#define IOP13XX_MU_BASE_PCI (0xff000000)
#define IOP13XX_MU_MIMR_PCI (IOP13XX_MU_BASE_PCI + 0x48)
#define IOP13XX_MU_MIMR_CORE_SELECT (15)
/*=======================================================================*/
/*==============================ADMA UNITS===============================*/
#define IOP13XX_ADMA_PHYS_BASE(chan) IOP13XX_REG_ADDR32_PHYS((chan << 9))
#define IOP13XX_ADMA_UPPER_PA(chan) (IOP13XX_ADMA_PHYS_BASE(chan) + 0xc0)
/*==============================XSI BRIDGE===============================*/
#define IOP13XX_XBG_BECSR IOP13XX_REG_ADDR32(0x178c)
#define IOP13XX_XBG_BERAR IOP13XX_REG_ADDR32(0x1790)
#define IOP13XX_XBG_BERUAR IOP13XX_REG_ADDR32(0x1794)
#define is_atue_occdr_error(x) ((__raw_readl(IOP13XX_XBG_BERAR) == \
IOP13XX_PMMR_VIRT_TO_PHYS(\
IOP13XX_ATUE_OCCDR))\
&& (__raw_readl(IOP13XX_XBG_BECSR) & 1))
#define is_atux_occdr_error(x) ((__raw_readl(IOP13XX_XBG_BERAR) == \
IOP13XX_PMMR_VIRT_TO_PHYS(\
IOP13XX_ATUX_OCCDR))\
&& (__raw_readl(IOP13XX_XBG_BECSR) & 1))
/*=======================================================================*/
#define IOP13XX_PBI_OFFSET(ofs) IOP13XX_REG_ADDR32(IOP13XX_PBI_PMMR_OFFSET +\
(ofs))
#define IOP13XX_PBI_CR IOP13XX_PBI_OFFSET(0x0)
#define IOP13XX_PBI_SR IOP13XX_PBI_OFFSET(0x4)
#define IOP13XX_PBI_BAR0 IOP13XX_PBI_OFFSET(0x8)
#define IOP13XX_PBI_LR0 IOP13XX_PBI_OFFSET(0xc)
#define IOP13XX_PBI_BAR1 IOP13XX_PBI_OFFSET(0x10)
#define IOP13XX_PBI_LR1 IOP13XX_PBI_OFFSET(0x14)
#define IOP13XX_PROCESSOR_FREQ IOP13XX_REG_ADDR32(0x2180)
/* Watchdog timer definitions */
#define IOP_WDTCR_EN_ARM 0x1e1e1e1e
#define IOP_WDTCR_EN 0xe1e1e1e1
#define IOP_WDTCR_DIS_ARM 0x1f1f1f1f
#define IOP_WDTCR_DIS 0xf1f1f1f1
#define IOP_RCSR_WDT (1 << 5) /* reset caused by watchdog timer */
#define IOP13XX_WDTSR_WRITE_EN (1 << 31) /* used to speed up reset requests */
#define IOP13XX_WDTCR_IB_RESET (1 << 0)
#endif /* _IOP13XX_HW_H_ */

28
arch/arm/mach-iop13xx/include/mach/iq81340.h Normal file
View file

@ -0,0 +1,28 @@
#ifndef _IQ81340_H_
#define _IQ81340_H_
#define IQ81340_PCE_BAR0 IOP13XX_PBI_LOWER_MEM_RA
#define IQ81340_PCE_BAR1 (IQ81340_PCE_BAR0 + 0x02000000)
#define IQ81340_FLASHBASE IQ81340_PCE_BAR0 /* Flash */
#define IQ81340_PCE_BAR1_OFFSET(a) (IQ81340_PCE_BAR1 + (a))
#define IQ81340_PRD_CODE IQ81340_PCE_BAR1_OFFSET(0)
#define IQ81340_BRD_STEP IQ81340_PCE_BAR1_OFFSET(0x10000)
#define IQ81340_CPLD_REV IQ81340_PCE_BAR1_OFFSET(0x20000)
#define IQ81340_LED IQ81340_PCE_BAR1_OFFSET(0x30000)
#define IQ81340_LHEX IQ81340_PCE_BAR1_OFFSET(0x40000)
#define IQ81340_RHEX IQ81340_PCE_BAR1_OFFSET(0x50000)
#define IQ81340_BUZZER IQ81340_PCE_BAR1_OFFSET(0x60000)
#define IQ81340_32K_NVRAM IQ81340_PCE_BAR1_OFFSET(0x70000)
#define IQ81340_256K_NVRAM IQ81340_PCE_BAR1_OFFSET(0x80000)
#define IQ81340_ROTARY_SW IQ81340_PCE_BAR1_OFFSET(0xd0000)
#define IQ81340_BATT_STAT IQ81340_PCE_BAR1_OFFSET(0xf0000)
#define IQ81340_CMP_FLSH IQ81340_PCE_BAR1_OFFSET(0x1000000) /* 16MB */
#define PBI_CF_IDE_BASE (IQ81340_CMP_FLSH)
#define PBI_CF_BAR_ADDR (IOP13XX_PBI_BAR1)
#endif /* _IQ81340_H_ */

194
arch/arm/mach-iop13xx/include/mach/irqs.h Normal file
View file

@ -0,0 +1,194 @@
#ifndef _IOP13XX_IRQS_H_
#define _IOP13XX_IRQS_H_
#ifndef __ASSEMBLER__
#include <linux/types.h>
/* INTPND0 CP6 R0 Page 3
*/
static inline u32 read_intpnd_0(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c0, c3, 0":"=r" (val));
return val;
}
/* INTPND1 CP6 R1 Page 3
*/
static inline u32 read_intpnd_1(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c1, c3, 0":"=r" (val));
return val;
}
/* INTPND2 CP6 R2 Page 3
*/
static inline u32 read_intpnd_2(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c2, c3, 0":"=r" (val));
return val;
}
/* INTPND3 CP6 R3 Page 3
*/
static inline u32 read_intpnd_3(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c3, c3, 0":"=r" (val));
return val;
}
#endif
#define INTBASE 0
#define INTSIZE_4 1
/*
* iop34x chipset interrupts
*/
#define IOP13XX_IRQ(x) (IOP13XX_IRQ_OFS + (x))
/*
* On IRQ or FIQ register
*/
#define IRQ_IOP13XX_ADMA0_EOT (0)
#define IRQ_IOP13XX_ADMA0_EOC (1)
#define IRQ_IOP13XX_ADMA1_EOT (2)
#define IRQ_IOP13XX_ADMA1_EOC (3)
#define IRQ_IOP13XX_ADMA2_EOT (4)
#define IRQ_IOP13XX_ADMA2_EOC (5)
#define IRQ_IOP134_WATCHDOG (6)
#define IRQ_IOP13XX_RSVD_7 (7)
#define IRQ_IOP13XX_TIMER0 (8)
#define IRQ_IOP13XX_TIMER1 (9)
#define IRQ_IOP13XX_I2C_0 (10)
#define IRQ_IOP13XX_I2C_1 (11)
#define IRQ_IOP13XX_MSG (12)
#define IRQ_IOP13XX_MSGIBQ (13)
#define IRQ_IOP13XX_ATU_IM (14)
#define IRQ_IOP13XX_ATU_BIST (15)
#define IRQ_IOP13XX_PPMU (16)
#define IRQ_IOP13XX_COREPMU (17)
#define IRQ_IOP13XX_CORECACHE (18)
#define IRQ_IOP13XX_RSVD_19 (19)
#define IRQ_IOP13XX_RSVD_20 (20)
#define IRQ_IOP13XX_RSVD_21 (21)
#define IRQ_IOP13XX_RSVD_22 (22)
#define IRQ_IOP13XX_RSVD_23 (23)
#define IRQ_IOP13XX_XINT0 (24)
#define IRQ_IOP13XX_XINT1 (25)
#define IRQ_IOP13XX_XINT2 (26)
#define IRQ_IOP13XX_XINT3 (27)
#define IRQ_IOP13XX_XINT4 (28)
#define IRQ_IOP13XX_XINT5 (29)
#define IRQ_IOP13XX_XINT6 (30)
#define IRQ_IOP13XX_XINT7 (31)
/* IINTSRC1 bit */
#define IRQ_IOP13XX_XINT8 (32) /* 0 */
#define IRQ_IOP13XX_XINT9 (33) /* 1 */
#define IRQ_IOP13XX_XINT10 (34) /* 2 */
#define IRQ_IOP13XX_XINT11 (35) /* 3 */
#define IRQ_IOP13XX_XINT12 (36) /* 4 */
#define IRQ_IOP13XX_XINT13 (37) /* 5 */
#define IRQ_IOP13XX_XINT14 (38) /* 6 */
#define IRQ_IOP13XX_XINT15 (39) /* 7 */
#define IRQ_IOP13XX_RSVD_40 (40) /* 8 */
#define IRQ_IOP13XX_RSVD_41 (41) /* 9 */
#define IRQ_IOP13XX_RSVD_42 (42) /* 10 */
#define IRQ_IOP13XX_RSVD_43 (43) /* 11 */
#define IRQ_IOP13XX_RSVD_44 (44) /* 12 */
#define IRQ_IOP13XX_RSVD_45 (45) /* 13 */
#define IRQ_IOP13XX_RSVD_46 (46) /* 14 */
#define IRQ_IOP13XX_RSVD_47 (47) /* 15 */
#define IRQ_IOP13XX_RSVD_48 (48) /* 16 */
#define IRQ_IOP13XX_RSVD_49 (49) /* 17 */
#define IRQ_IOP13XX_RSVD_50 (50) /* 18 */
#define IRQ_IOP13XX_UART0 (51) /* 19 */
#define IRQ_IOP13XX_UART1 (52) /* 20 */
#define IRQ_IOP13XX_PBIE (53) /* 21 */
#define IRQ_IOP13XX_ATU_CRW (54) /* 22 */
#define IRQ_IOP13XX_ATU_ERR (55) /* 23 */
#define IRQ_IOP13XX_MCU_ERR (56) /* 24 */
#define IRQ_IOP13XX_ADMA0_ERR (57) /* 25 */
#define IRQ_IOP13XX_ADMA1_ERR (58) /* 26 */
#define IRQ_IOP13XX_ADMA2_ERR (59) /* 27 */
#define IRQ_IOP13XX_RSVD_60 (60) /* 28 */
#define IRQ_IOP13XX_RSVD_61 (61) /* 29 */
#define IRQ_IOP13XX_MSG_ERR (62) /* 30 */
#define IRQ_IOP13XX_RSVD_63 (63) /* 31 */
/* IINTSRC2 bit */
#define IRQ_IOP13XX_INTERPROC (64) /* 0 */
#define IRQ_IOP13XX_RSVD_65 (65) /* 1 */
#define IRQ_IOP13XX_RSVD_66 (66) /* 2 */
#define IRQ_IOP13XX_RSVD_67 (67) /* 3 */
#define IRQ_IOP13XX_RSVD_68 (68) /* 4 */
#define IRQ_IOP13XX_RSVD_69 (69) /* 5 */
#define IRQ_IOP13XX_RSVD_70 (70) /* 6 */
#define IRQ_IOP13XX_RSVD_71 (71) /* 7 */
#define IRQ_IOP13XX_RSVD_72 (72) /* 8 */
#define IRQ_IOP13XX_RSVD_73 (73) /* 9 */
#define IRQ_IOP13XX_RSVD_74 (74) /* 10 */
#define IRQ_IOP13XX_RSVD_75 (75) /* 11 */
#define IRQ_IOP13XX_RSVD_76 (76) /* 12 */
#define IRQ_IOP13XX_RSVD_77 (77) /* 13 */
#define IRQ_IOP13XX_RSVD_78 (78) /* 14 */
#define IRQ_IOP13XX_RSVD_79 (79) /* 15 */
#define IRQ_IOP13XX_RSVD_80 (80) /* 16 */
#define IRQ_IOP13XX_RSVD_81 (81) /* 17 */
#define IRQ_IOP13XX_RSVD_82 (82) /* 18 */
#define IRQ_IOP13XX_RSVD_83 (83) /* 19 */
#define IRQ_IOP13XX_RSVD_84 (84) /* 20 */
#define IRQ_IOP13XX_RSVD_85 (85) /* 21 */
#define IRQ_IOP13XX_RSVD_86 (86) /* 22 */
#define IRQ_IOP13XX_RSVD_87 (87) /* 23 */
#define IRQ_IOP13XX_RSVD_88 (88) /* 24 */
#define IRQ_IOP13XX_RSVD_89 (89) /* 25 */
#define IRQ_IOP13XX_RSVD_90 (90) /* 26 */
#define IRQ_IOP13XX_RSVD_91 (91) /* 27 */
#define IRQ_IOP13XX_RSVD_92 (92) /* 28 */
#define IRQ_IOP13XX_RSVD_93 (93) /* 29 */
#define IRQ_IOP13XX_SIB_ERR (94) /* 30 */
#define IRQ_IOP13XX_SRAM_ERR (95) /* 31 */
/* IINTSRC3 bit */
#define IRQ_IOP13XX_I2C_2 (96) /* 0 */
#define IRQ_IOP13XX_ATUE_BIST (97) /* 1 */
#define IRQ_IOP13XX_ATUE_CRW (98) /* 2 */
#define IRQ_IOP13XX_ATUE_ERR (99) /* 3 */
#define IRQ_IOP13XX_IMU (100) /* 4 */
#define IRQ_IOP13XX_RSVD_101 (101) /* 5 */
#define IRQ_IOP13XX_RSVD_102 (102) /* 6 */
#define IRQ_IOP13XX_TPMI0_OUT (103) /* 7 */
#define IRQ_IOP13XX_TPMI1_OUT (104) /* 8 */
#define IRQ_IOP13XX_TPMI2_OUT (105) /* 9 */
#define IRQ_IOP13XX_TPMI3_OUT (106) /* 10 */
#define IRQ_IOP13XX_ATUE_IMA (107) /* 11 */
#define IRQ_IOP13XX_ATUE_IMB (108) /* 12 */
#define IRQ_IOP13XX_ATUE_IMC (109) /* 13 */
#define IRQ_IOP13XX_ATUE_IMD (110) /* 14 */
#define IRQ_IOP13XX_MU_MSI_TB (111) /* 15 */
#define IRQ_IOP13XX_RSVD_112 (112) /* 16 */
#define IRQ_IOP13XX_INBD_MSI (113) /* 17 */
#define IRQ_IOP13XX_RSVD_114 (114) /* 18 */
#define IRQ_IOP13XX_RSVD_115 (115) /* 19 */
#define IRQ_IOP13XX_RSVD_116 (116) /* 20 */
#define IRQ_IOP13XX_RSVD_117 (117) /* 21 */
#define IRQ_IOP13XX_RSVD_118 (118) /* 22 */
#define IRQ_IOP13XX_RSVD_119 (119) /* 23 */
#define IRQ_IOP13XX_RSVD_120 (120) /* 24 */
#define IRQ_IOP13XX_RSVD_121 (121) /* 25 */
#define IRQ_IOP13XX_RSVD_122 (122) /* 26 */
#define IRQ_IOP13XX_RSVD_123 (123) /* 27 */
#define IRQ_IOP13XX_RSVD_124 (124) /* 28 */
#define IRQ_IOP13XX_RSVD_125 (125) /* 29 */
#define IRQ_IOP13XX_RSVD_126 (126) /* 30 */
#define IRQ_IOP13XX_HPI (127) /* 31 */
#ifdef CONFIG_PCI_MSI
#define IRQ_IOP13XX_MSI_0 (IRQ_IOP13XX_HPI + 1)
#define NR_IOP13XX_IRQS (IRQ_IOP13XX_MSI_0 + 128)
#else
#define NR_IOP13XX_IRQS (IRQ_IOP13XX_HPI + 1)
#endif
#endif /* _IOP13XX_IRQ_H_ */

67
arch/arm/mach-iop13xx/include/mach/memory.h Normal file
View file

@ -0,0 +1,67 @@
#ifndef __ASM_ARCH_MEMORY_H
#define __ASM_ARCH_MEMORY_H
#include <mach/hardware.h>
#ifndef __ASSEMBLY__
#if defined(CONFIG_ARCH_IOP13XX)
#define IOP13XX_PMMR_V_START (IOP13XX_PMMR_VIRT_MEM_BASE)
#define IOP13XX_PMMR_V_END (IOP13XX_PMMR_VIRT_MEM_BASE + IOP13XX_PMMR_SIZE)
#define IOP13XX_PMMR_P_START (IOP13XX_PMMR_PHYS_MEM_BASE)
#define IOP13XX_PMMR_P_END (IOP13XX_PMMR_PHYS_MEM_BASE + IOP13XX_PMMR_SIZE)
static inline dma_addr_t __virt_to_lbus(void __iomem *x)
{
return x + IOP13XX_PMMR_PHYS_MEM_BASE - IOP13XX_PMMR_VIRT_MEM_BASE;
}
static inline void __iomem *__lbus_to_virt(dma_addr_t x)
{
return x + IOP13XX_PMMR_VIRT_MEM_BASE - IOP13XX_PMMR_PHYS_MEM_BASE;
}
#define __is_lbus_dma(a) \
((a) >= IOP13XX_PMMR_P_START && (a) < IOP13XX_PMMR_P_END)
#define __is_lbus_virt(a) \
((a) >= IOP13XX_PMMR_V_START && (a) < IOP13XX_PMMR_V_END)
/* Device is an lbus device if it is on the platform bus of the IOP13XX */
#define is_lbus_device(dev) \
(dev && strncmp(dev->bus->name, "platform", 8) == 0)
#define __arch_dma_to_virt(dev, addr) \
({ \
void * __virt; \
dma_addr_t __dma = addr; \
if (is_lbus_device(dev) && __is_lbus_dma(__dma)) \
__virt = __lbus_to_virt(__dma); \
else \
__virt = (void *)__phys_to_virt(__dma); \
__virt; \
})
#define __arch_virt_to_dma(dev, addr) \
({ \
void * __virt = addr; \
dma_addr_t __dma; \
if (is_lbus_device(dev) && __is_lbus_virt(__virt)) \
__dma = __virt_to_lbus(__virt); \
else \
__dma = __virt_to_phys((unsigned long)__virt); \
__dma; \
})
#define __arch_pfn_to_dma(dev, pfn) \
({ \
/* __is_lbus_virt() can never be true for RAM pages */ \
(dma_addr_t)__pfn_to_phys(pfn); \
})
#define __arch_dma_to_pfn(dev, addr) __phys_to_pfn(addr)
#endif /* CONFIG_ARCH_IOP13XX */
#endif /* !ASSEMBLY */
#endif

11
arch/arm/mach-iop13xx/include/mach/msi.h Normal file
View file

@ -0,0 +1,11 @@
#ifndef _IOP13XX_MSI_H_
#define _IOP13XX_MSI_H_
#ifdef CONFIG_PCI_MSI
void iop13xx_msi_init(void);
#else
static inline void iop13xx_msi_init(void)
{
return;
}
#endif
#endif

57
arch/arm/mach-iop13xx/include/mach/pci.h Normal file
View file

@ -0,0 +1,57 @@
#ifndef _IOP13XX_PCI_H_
#define _IOP13XX_PCI_H_
#include <linux/io.h>
#include <mach/irqs.h>
struct pci_sys_data;
struct hw_pci;
int iop13xx_pci_setup(int nr, struct pci_sys_data *sys);
struct pci_bus *iop13xx_scan_bus(int nr, struct pci_sys_data *);
void iop13xx_atu_select(struct hw_pci *plat_pci);
void iop13xx_pci_init(void);
void iop13xx_map_pci_memory(void);
#define IOP_PCI_STATUS_ERROR (PCI_STATUS_PARITY | \
PCI_STATUS_SIG_TARGET_ABORT | \
PCI_STATUS_REC_TARGET_ABORT | \
PCI_STATUS_REC_TARGET_ABORT | \
PCI_STATUS_REC_MASTER_ABORT | \
PCI_STATUS_SIG_SYSTEM_ERROR | \
PCI_STATUS_DETECTED_PARITY)
#define IOP13XX_ATUE_ATUISR_ERROR (IOP13XX_ATUE_STAT_HALT_ON_ERROR | \
IOP13XX_ATUE_STAT_ROOT_SYS_ERR | \
IOP13XX_ATUE_STAT_PCI_IFACE_ERR | \
IOP13XX_ATUE_STAT_ERR_COR | \
IOP13XX_ATUE_STAT_ERR_UNCOR | \
IOP13XX_ATUE_STAT_CRS | \
IOP13XX_ATUE_STAT_DET_PAR_ERR | \
IOP13XX_ATUE_STAT_EXT_REC_MABORT | \
IOP13XX_ATUE_STAT_SIG_TABORT | \
IOP13XX_ATUE_STAT_EXT_REC_TABORT | \
IOP13XX_ATUE_STAT_MASTER_DATA_PAR)
#define IOP13XX_ATUX_ATUISR_ERROR (IOP13XX_ATUX_STAT_TX_SCEM | \
IOP13XX_ATUX_STAT_REC_SCEM | \
IOP13XX_ATUX_STAT_TX_SERR | \
IOP13XX_ATUX_STAT_DET_PAR_ERR | \
IOP13XX_ATUX_STAT_INT_REC_MABORT | \
IOP13XX_ATUX_STAT_REC_SERR | \
IOP13XX_ATUX_STAT_EXT_REC_MABORT | \
IOP13XX_ATUX_STAT_EXT_REC_TABORT | \
IOP13XX_ATUX_STAT_EXT_SIG_TABORT | \
IOP13XX_ATUX_STAT_MASTER_DATA_PAR)
/* PCI interrupts
*/
#define ATUX_INTA IRQ_IOP13XX_XINT0
#define ATUX_INTB IRQ_IOP13XX_XINT1
#define ATUX_INTC IRQ_IOP13XX_XINT2
#define ATUX_INTD IRQ_IOP13XX_XINT3
#define ATUE_INTA IRQ_IOP13XX_ATUE_IMA
#define ATUE_INTB IRQ_IOP13XX_ATUE_IMB
#define ATUE_INTC IRQ_IOP13XX_ATUE_IMC
#define ATUE_INTD IRQ_IOP13XX_ATUE_IMD
#endif /* _IOP13XX_PCI_H_ */

126
arch/arm/mach-iop13xx/include/mach/time.h Normal file
View file

@ -0,0 +1,126 @@
#ifndef _IOP13XX_TIME_H_
#define _IOP13XX_TIME_H_
#include <mach/irqs.h>
#define IRQ_IOP_TIMER0 IRQ_IOP13XX_TIMER0
#define IOP_TMR_EN 0x02
#define IOP_TMR_RELOAD 0x04
#define IOP_TMR_PRIVILEGED 0x08
#define IOP_TMR_RATIO_1_1 0x00
#define IOP13XX_XSI_FREQ_RATIO_MASK (3 << 19)
#define IOP13XX_XSI_FREQ_RATIO_2 (0 << 19)
#define IOP13XX_XSI_FREQ_RATIO_3 (1 << 19)
#define IOP13XX_XSI_FREQ_RATIO_4 (2 << 19)
#define IOP13XX_CORE_FREQ_MASK (7 << 16)
#define IOP13XX_CORE_FREQ_600 (0 << 16)
#define IOP13XX_CORE_FREQ_667 (1 << 16)
#define IOP13XX_CORE_FREQ_800 (2 << 16)
#define IOP13XX_CORE_FREQ_933 (3 << 16)
#define IOP13XX_CORE_FREQ_1000 (4 << 16)
#define IOP13XX_CORE_FREQ_1200 (5 << 16)
void iop_init_time(unsigned long tickrate);
static inline unsigned long iop13xx_core_freq(void)
{
unsigned long freq = __raw_readl(IOP13XX_PROCESSOR_FREQ);
freq &= IOP13XX_CORE_FREQ_MASK;
switch (freq) {
case IOP13XX_CORE_FREQ_600:
return 600000000;
case IOP13XX_CORE_FREQ_667:
return 667000000;
case IOP13XX_CORE_FREQ_800:
return 800000000;
case IOP13XX_CORE_FREQ_933:
return 933000000;
case IOP13XX_CORE_FREQ_1000:
return 1000000000;
case IOP13XX_CORE_FREQ_1200:
return 1200000000;
default:
printk("%s: warning unknown frequency, defaulting to 800Mhz\n",
__func__);
}
return 800000000;
}
static inline unsigned long iop13xx_xsi_bus_ratio(void)
{
unsigned long ratio = __raw_readl(IOP13XX_PROCESSOR_FREQ);
ratio &= IOP13XX_XSI_FREQ_RATIO_MASK;
switch (ratio) {
case IOP13XX_XSI_FREQ_RATIO_2:
return 2;
case IOP13XX_XSI_FREQ_RATIO_3:
return 3;
case IOP13XX_XSI_FREQ_RATIO_4:
return 4;
default:
printk("%s: warning unknown ratio, defaulting to 2\n",
__func__);
}
return 2;
}
static inline u32 read_tmr0(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c0, c9, 0" : "=r" (val));
return val;
}
static inline void write_tmr0(u32 val)
{
asm volatile("mcr p6, 0, %0, c0, c9, 0" : : "r" (val));
}
static inline void write_tmr1(u32 val)
{
asm volatile("mcr p6, 0, %0, c1, c9, 0" : : "r" (val));
}
static inline u32 read_tcr0(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c2, c9, 0" : "=r" (val));
return val;
}
static inline void write_tcr0(u32 val)
{
asm volatile("mcr p6, 0, %0, c2, c9, 0" : : "r" (val));
}
static inline u32 read_tcr1(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c3, c9, 0" : "=r" (val));
return val;
}
static inline void write_tcr1(u32 val)
{
asm volatile("mcr p6, 0, %0, c3, c9, 0" : : "r" (val));
}
static inline void write_trr0(u32 val)
{
asm volatile("mcr p6, 0, %0, c4, c9, 0" : : "r" (val));
}
static inline void write_trr1(u32 val)
{
asm volatile("mcr p6, 0, %0, c5, c9, 0" : : "r" (val));
}
static inline void write_tisr(u32 val)
{
asm volatile("mcr p6, 0, %0, c6, c9, 0" : : "r" (val));
}
#endif

22
arch/arm/mach-iop13xx/include/mach/uncompress.h Normal file
View file

@ -0,0 +1,22 @@
#include <asm/types.h>
#include <linux/serial_reg.h>
#include <mach/hardware.h>
#define UART_BASE ((volatile u32 *)IOP13XX_UART1_PHYS)
#define TX_DONE (UART_LSR_TEMT | UART_LSR_THRE)
static inline void putc(char c)
{
while ((UART_BASE[UART_LSR] & TX_DONE) != TX_DONE)
barrier();
UART_BASE[UART_TX] = c;
}
static inline void flush(void)
{
}
/*
* nothing to do
*/
#define arch_decomp_setup()

90
arch/arm/mach-iop13xx/io.c Normal file
View file

@ -0,0 +1,90 @@
/*
* iop13xx custom ioremap implementation
* Copyright (c) 2005-2006, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place - Suite 330, Boston, MA 02111-1307 USA.
*
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/io.h>
#include <mach/hardware.h>
#include "pci.h"
static void __iomem *__iop13xx_ioremap_caller(phys_addr_t cookie,
size_t size, unsigned int mtype, void *caller)
{
void __iomem * retval;
switch (cookie) {
case IOP13XX_PCIX_LOWER_MEM_RA ... IOP13XX_PCIX_UPPER_MEM_RA:
if (unlikely(!iop13xx_atux_mem_base))
retval = NULL;
else
retval = (iop13xx_atux_mem_base +
(cookie - IOP13XX_PCIX_LOWER_MEM_RA));
break;
case IOP13XX_PCIE_LOWER_MEM_RA ... IOP13XX_PCIE_UPPER_MEM_RA:
if (unlikely(!iop13xx_atue_mem_base))
retval = NULL;
else
retval = (iop13xx_atue_mem_base +
(cookie - IOP13XX_PCIE_LOWER_MEM_RA));
break;
case IOP13XX_PBI_LOWER_MEM_RA ... IOP13XX_PBI_UPPER_MEM_RA:
retval = __arm_ioremap_caller(IOP13XX_PBI_LOWER_MEM_PA +
(cookie - IOP13XX_PBI_LOWER_MEM_RA),
size, mtype, __builtin_return_address(0));
break;
case IOP13XX_PMMR_PHYS_MEM_BASE ... IOP13XX_PMMR_UPPER_MEM_PA:
retval = IOP13XX_PMMR_PHYS_TO_VIRT(cookie);
break;
default:
retval = __arm_ioremap_caller(cookie, size, mtype,
caller);
}
return retval;
}
static void __iop13xx_iounmap(volatile void __iomem *addr)
{
if (iop13xx_atue_mem_base)
if (addr >= (void __iomem *) iop13xx_atue_mem_base &&
addr < (void __iomem *) (iop13xx_atue_mem_base +
iop13xx_atue_mem_size))
goto skip;
if (iop13xx_atux_mem_base)
if (addr >= (void __iomem *) iop13xx_atux_mem_base &&
addr < (void __iomem *) (iop13xx_atux_mem_base +
iop13xx_atux_mem_size))
goto skip;
switch ((u32) addr) {
case (u32)IOP13XX_PMMR_VIRT_MEM_BASE ... (u32)IOP13XX_PMMR_UPPER_MEM_VA:
goto skip;
}
__iounmap(addr);
skip:
return;
}
void __init iop13xx_init_early(void)
{
arch_ioremap_caller = __iop13xx_ioremap_caller;
arch_iounmap = __iop13xx_iounmap;
}

97
arch/arm/mach-iop13xx/iq81340mc.c Normal file
View file

@ -0,0 +1,97 @@
/*
* iq81340mc board support
* Copyright (c) 2005-2006, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place - Suite 330, Boston, MA 02111-1307 USA.
*
*/
#include <linux/pci.h>
#include <mach/hardware.h>
#include <asm/irq.h>
#include <asm/mach/pci.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/pci.h>
#include <asm/mach/time.h>
#include <mach/time.h>
extern int init_atu; /* Flag to select which ATU(s) to initialize / disable */
static int __init
iq81340mc_pcix_map_irq(const struct pci_dev *dev, u8 idsel, u8 pin)
{
switch (idsel) {
case 1:
switch (pin) {
case 1: return ATUX_INTB;
case 2: return ATUX_INTC;
case 3: return ATUX_INTD;
case 4: return ATUX_INTA;
default: return -1;
}
case 2:
switch (pin) {
case 1: return ATUX_INTC;
case 2: return ATUX_INTD;
case 3: return ATUX_INTC;
case 4: return ATUX_INTD;
default: return -1;
}
default: return -1;
}
}
static struct hw_pci iq81340mc_pci __initdata = {
.nr_controllers = 0,
.setup = iop13xx_pci_setup,
.map_irq = iq81340mc_pcix_map_irq,
.scan = iop13xx_scan_bus,
.preinit = iop13xx_pci_init,
};
static int __init iq81340mc_pci_init(void)
{
iop13xx_atu_select(&iq81340mc_pci);
pci_common_init(&iq81340mc_pci);
iop13xx_map_pci_memory();
return 0;
}
static void __init iq81340mc_init(void)
{
iop13xx_platform_init();
iq81340mc_pci_init();
iop13xx_add_tpmi_devices();
}
static void __init iq81340mc_timer_init(void)
{
unsigned long bus_freq = iop13xx_core_freq() / iop13xx_xsi_bus_ratio();
printk(KERN_DEBUG "%s: bus frequency: %lu\n", __func__, bus_freq);
iop_init_time(bus_freq);
}
MACHINE_START(IQ81340MC, "Intel IQ81340MC")
/* Maintainer: Dan Williams <dan.j.williams@intel.com> */
.atag_offset = 0x100,
.init_early = iop13xx_init_early,
.map_io = iop13xx_map_io,
.init_irq = iop13xx_init_irq,
.init_time = iq81340mc_timer_init,
.init_machine = iq81340mc_init,
.restart = iop13xx_restart,
.nr_irqs = NR_IOP13XX_IRQS,
MACHINE_END

99
arch/arm/mach-iop13xx/iq81340sc.c Normal file
View file

@ -0,0 +1,99 @@
/*
* iq81340sc board support
* Copyright (c) 2005-2006, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place - Suite 330, Boston, MA 02111-1307 USA.
*
*/
#include <linux/pci.h>
#include <mach/hardware.h>
#include <asm/irq.h>
#include <asm/mach/pci.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/pci.h>
#include <asm/mach/time.h>
#include <mach/time.h>
extern int init_atu;
static int __init
iq81340sc_atux_map_irq(const struct pci_dev *dev, u8 idsel, u8 pin)
{
WARN_ON(idsel < 1 || idsel > 2);
switch (idsel) {
case 1:
switch (pin) {
case 1: return ATUX_INTB;
case 2: return ATUX_INTC;
case 3: return ATUX_INTD;
case 4: return ATUX_INTA;
default: return -1;
}
case 2:
switch (pin) {
case 1: return ATUX_INTC;
case 2: return ATUX_INTC;
case 3: return ATUX_INTC;
case 4: return ATUX_INTC;
default: return -1;
}
default: return -1;
}
}
static struct hw_pci iq81340sc_pci __initdata = {
.nr_controllers = 0,
.setup = iop13xx_pci_setup,
.scan = iop13xx_scan_bus,
.map_irq = iq81340sc_atux_map_irq,
.preinit = iop13xx_pci_init
};
static int __init iq81340sc_pci_init(void)
{
iop13xx_atu_select(&iq81340sc_pci);
pci_common_init(&iq81340sc_pci);
iop13xx_map_pci_memory();
return 0;
}
static void __init iq81340sc_init(void)
{
iop13xx_platform_init();
iq81340sc_pci_init();
iop13xx_add_tpmi_devices();
}
static void __init iq81340sc_timer_init(void)
{
unsigned long bus_freq = iop13xx_core_freq() / iop13xx_xsi_bus_ratio();
printk(KERN_DEBUG "%s: bus frequency: %lu\n", __func__, bus_freq);
iop_init_time(bus_freq);
}
MACHINE_START(IQ81340SC, "Intel IQ81340SC")
/* Maintainer: Dan Williams <dan.j.williams@intel.com> */
.atag_offset = 0x100,
.init_early = iop13xx_init_early,
.map_io = iop13xx_map_io,
.init_irq = iop13xx_init_irq,
.init_time = iq81340sc_timer_init,
.init_machine = iq81340sc_init,
.restart = iop13xx_restart,
.nr_irqs = NR_IOP13XX_IRQS,
MACHINE_END

240
arch/arm/mach-iop13xx/irq.c Normal file
View file

@ -0,0 +1,240 @@
/*
* iop13xx IRQ handling / support functions
* Copyright (c) 2005-2006, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place - Suite 330, Boston, MA 02111-1307 USA.
*
*/
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/list.h>
#include <linux/sysctl.h>
#include <asm/uaccess.h>
#include <asm/mach/irq.h>
#include <asm/irq.h>
#include <mach/hardware.h>
#include <mach/irqs.h>
#include <mach/msi.h>
/* INTCTL0 CP6 R0 Page 4
*/
static u32 read_intctl_0(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c0, c4, 0":"=r" (val));
return val;
}
static void write_intctl_0(u32 val)
{
asm volatile("mcr p6, 0, %0, c0, c4, 0"::"r" (val));
}
/* INTCTL1 CP6 R1 Page 4
*/
static u32 read_intctl_1(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c1, c4, 0":"=r" (val));
return val;
}
static void write_intctl_1(u32 val)
{
asm volatile("mcr p6, 0, %0, c1, c4, 0"::"r" (val));
}
/* INTCTL2 CP6 R2 Page 4
*/
static u32 read_intctl_2(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c2, c4, 0":"=r" (val));
return val;
}
static void write_intctl_2(u32 val)
{
asm volatile("mcr p6, 0, %0, c2, c4, 0"::"r" (val));
}
/* INTCTL3 CP6 R3 Page 4
*/
static u32 read_intctl_3(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c3, c4, 0":"=r" (val));
return val;
}
static void write_intctl_3(u32 val)
{
asm volatile("mcr p6, 0, %0, c3, c4, 0"::"r" (val));
}
/* INTSTR0 CP6 R0 Page 5
*/
static void write_intstr_0(u32 val)
{
asm volatile("mcr p6, 0, %0, c0, c5, 0"::"r" (val));
}
/* INTSTR1 CP6 R1 Page 5
*/
static void write_intstr_1(u32 val)
{
asm volatile("mcr p6, 0, %0, c1, c5, 0"::"r" (val));
}
/* INTSTR2 CP6 R2 Page 5
*/
static void write_intstr_2(u32 val)
{
asm volatile("mcr p6, 0, %0, c2, c5, 0"::"r" (val));
}
/* INTSTR3 CP6 R3 Page 5
*/
static void write_intstr_3(u32 val)
{
asm volatile("mcr p6, 0, %0, c3, c5, 0"::"r" (val));
}
/* INTBASE CP6 R0 Page 2
*/
static void write_intbase(u32 val)
{
asm volatile("mcr p6, 0, %0, c0, c2, 0"::"r" (val));
}
/* INTSIZE CP6 R2 Page 2
*/
static void write_intsize(u32 val)
{
asm volatile("mcr p6, 0, %0, c2, c2, 0"::"r" (val));
}
/* 0 = Interrupt Masked and 1 = Interrupt not masked */
static void
iop13xx_irq_mask0 (struct irq_data *d)
{
write_intctl_0(read_intctl_0() & ~(1 << (d->irq - 0)));
}
static void
iop13xx_irq_mask1 (struct irq_data *d)
{
write_intctl_1(read_intctl_1() & ~(1 << (d->irq - 32)));
}
static void
iop13xx_irq_mask2 (struct irq_data *d)
{
write_intctl_2(read_intctl_2() & ~(1 << (d->irq - 64)));
}
static void
iop13xx_irq_mask3 (struct irq_data *d)
{
write_intctl_3(read_intctl_3() & ~(1 << (d->irq - 96)));
}
static void
iop13xx_irq_unmask0(struct irq_data *d)
{
write_intctl_0(read_intctl_0() | (1 << (d->irq - 0)));
}
static void
iop13xx_irq_unmask1(struct irq_data *d)
{
write_intctl_1(read_intctl_1() | (1 << (d->irq - 32)));
}
static void
iop13xx_irq_unmask2(struct irq_data *d)
{
write_intctl_2(read_intctl_2() | (1 << (d->irq - 64)));
}
static void
iop13xx_irq_unmask3(struct irq_data *d)
{
write_intctl_3(read_intctl_3() | (1 << (d->irq - 96)));
}
static struct irq_chip iop13xx_irqchip1 = {
.name = "IOP13xx-1",
.irq_ack = iop13xx_irq_mask0,
.irq_mask = iop13xx_irq_mask0,
.irq_unmask = iop13xx_irq_unmask0,
};
static struct irq_chip iop13xx_irqchip2 = {
.name = "IOP13xx-2",
.irq_ack = iop13xx_irq_mask1,
.irq_mask = iop13xx_irq_mask1,
.irq_unmask = iop13xx_irq_unmask1,
};
static struct irq_chip iop13xx_irqchip3 = {
.name = "IOP13xx-3",
.irq_ack = iop13xx_irq_mask2,
.irq_mask = iop13xx_irq_mask2,
.irq_unmask = iop13xx_irq_unmask2,
};
static struct irq_chip iop13xx_irqchip4 = {
.name = "IOP13xx-4",
.irq_ack = iop13xx_irq_mask3,
.irq_mask = iop13xx_irq_mask3,
.irq_unmask = iop13xx_irq_unmask3,
};
extern void iop_init_cp6_handler(void);
void __init iop13xx_init_irq(void)
{
unsigned int i;
iop_init_cp6_handler();
/* disable all interrupts */
write_intctl_0(0);
write_intctl_1(0);
write_intctl_2(0);
write_intctl_3(0);
/* treat all as IRQ */
write_intstr_0(0);
write_intstr_1(0);
write_intstr_2(0);
write_intstr_3(0);
/* initialize the interrupt vector generator */
write_intbase(INTBASE);
write_intsize(INTSIZE_4);
for(i = 0; i <= IRQ_IOP13XX_HPI; i++) {
if (i < 32)
irq_set_chip(i, &iop13xx_irqchip1);
else if (i < 64)
irq_set_chip(i, &iop13xx_irqchip2);
else if (i < 96)
irq_set_chip(i, &iop13xx_irqchip3);
else
irq_set_chip(i, &iop13xx_irqchip4);
irq_set_handler(i, handle_level_irq);
set_irq_flags(i, IRQF_VALID | IRQF_PROBE);
}
iop13xx_msi_init();
}

165
arch/arm/mach-iop13xx/msi.c Normal file
View file

@ -0,0 +1,165 @@
/*
* arch/arm/mach-iop13xx/msi.c
*
* PCI MSI support for the iop13xx processor
*
* Copyright (c) 2006, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place - Suite 330, Boston, MA 02111-1307 USA.
*
*/
#include <linux/pci.h>
#include <linux/msi.h>
#include <asm/mach/irq.h>
#include <asm/irq.h>
#include <mach/irqs.h>
/* IMIPR0 CP6 R8 Page 1
*/
static u32 read_imipr_0(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c8, c1, 0":"=r" (val));
return val;
}
static void write_imipr_0(u32 val)
{
asm volatile("mcr p6, 0, %0, c8, c1, 0"::"r" (val));
}
/* IMIPR1 CP6 R9 Page 1
*/
static u32 read_imipr_1(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c9, c1, 0":"=r" (val));
return val;
}
static void write_imipr_1(u32 val)
{
asm volatile("mcr p6, 0, %0, c9, c1, 0"::"r" (val));
}
/* IMIPR2 CP6 R10 Page 1
*/
static u32 read_imipr_2(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c10, c1, 0":"=r" (val));
return val;
}
static void write_imipr_2(u32 val)
{
asm volatile("mcr p6, 0, %0, c10, c1, 0"::"r" (val));
}
/* IMIPR3 CP6 R11 Page 1
*/
static u32 read_imipr_3(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c11, c1, 0":"=r" (val));
return val;
}
static void write_imipr_3(u32 val)
{
asm volatile("mcr p6, 0, %0, c11, c1, 0"::"r" (val));
}
static u32 (*read_imipr[])(void) = {
read_imipr_0,
read_imipr_1,
read_imipr_2,
read_imipr_3,
};
static void (*write_imipr[])(u32) = {
write_imipr_0,
write_imipr_1,
write_imipr_2,
write_imipr_3,
};
static void iop13xx_msi_handler(unsigned int irq, struct irq_desc *desc)
{
int i, j;
unsigned long status;
/* read IMIPR registers and find any active interrupts,
* then call ISR for each active interrupt
*/
for (i = 0; i < ARRAY_SIZE(read_imipr); i++) {
status = (read_imipr[i])();
if (!status)
continue;
do {
j = find_first_bit(&status, 32);
(write_imipr[i])(1 << j); /* write back to clear bit */
generic_handle_irq(IRQ_IOP13XX_MSI_0 + j + (32*i));
status = (read_imipr[i])();
} while (status);
}
}
void __init iop13xx_msi_init(void)
{
irq_set_chained_handler(IRQ_IOP13XX_INBD_MSI, iop13xx_msi_handler);
}
static void iop13xx_msi_nop(struct irq_data *d)
{
return;
}
static struct irq_chip iop13xx_msi_chip = {
.name = "PCI-MSI",
.irq_ack = iop13xx_msi_nop,
.irq_enable = unmask_msi_irq,
.irq_disable = mask_msi_irq,
.irq_mask = mask_msi_irq,
.irq_unmask = unmask_msi_irq,
};
int arch_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc)
{
int id, irq = irq_alloc_desc_from(IRQ_IOP13XX_MSI_0, -1);
struct msi_msg msg;
if (irq < 0)
return irq;
if (irq >= NR_IOP13XX_IRQS) {
irq_free_desc(irq);
return -ENOSPC;
}
irq_set_msi_desc(irq, desc);
msg.address_hi = 0x0;
msg.address_lo = IOP13XX_MU_MIMR_PCI;
id = iop13xx_cpu_id();
msg.data = (id << IOP13XX_MU_MIMR_CORE_SELECT) | (irq & 0x7f);
write_msi_msg(irq, &msg);
irq_set_chip_and_handler(irq, &iop13xx_msi_chip, handle_simple_irq);
return 0;
}
void arch_teardown_msi_irq(unsigned int irq)
{
irq_free_desc(irq);
}

1119
arch/arm/mach-iop13xx/pci.c Normal file
View file

File diff suppressed because it is too large Load diff

6
arch/arm/mach-iop13xx/pci.h Normal file
View file

@ -0,0 +1,6 @@
#include <linux/types.h>
extern void __iomem *iop13xx_atue_mem_base;
extern void __iomem *iop13xx_atux_mem_base;
extern size_t iop13xx_atue_mem_size;
extern size_t iop13xx_atux_mem_size;

608
arch/arm/mach-iop13xx/setup.c Normal file
View file

@ -0,0 +1,608 @@
/*
* iop13xx platform Initialization
* Copyright (c) 2005-2006, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place - Suite 330, Boston, MA 02111-1307 USA.
*
*/
#include <linux/dma-mapping.h>
#include <linux/serial_8250.h>
#include <linux/io.h>
#include <linux/reboot.h>
#ifdef CONFIG_MTD_PHYSMAP
#include <linux/mtd/physmap.h>
#endif
#include <asm/mach/map.h>
#include <mach/hardware.h>
#include <asm/irq.h>
#include <asm/hardware/iop_adma.h>
#include <mach/irqs.h>
#define IOP13XX_UART_XTAL 33334000
#define IOP13XX_SETUP_DEBUG 0
#define PRINTK(x...) ((void)(IOP13XX_SETUP_DEBUG && printk(x)))
/* Standard IO mapping for all IOP13XX based systems
*/
static struct map_desc iop13xx_std_desc[] __initdata = {
{ /* mem mapped registers */
.virtual = (unsigned long)IOP13XX_PMMR_VIRT_MEM_BASE,
.pfn = __phys_to_pfn(IOP13XX_PMMR_PHYS_MEM_BASE),
.length = IOP13XX_PMMR_SIZE,
.type = MT_DEVICE,
},
};
static struct resource iop13xx_uart0_resources[] = {
[0] = {
.start = IOP13XX_UART0_PHYS,
.end = IOP13XX_UART0_PHYS + 0x3f,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_IOP13XX_UART0,
.end = IRQ_IOP13XX_UART0,
.flags = IORESOURCE_IRQ
}
};
static struct resource iop13xx_uart1_resources[] = {
[0] = {
.start = IOP13XX_UART1_PHYS,
.end = IOP13XX_UART1_PHYS + 0x3f,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_IOP13XX_UART1,
.end = IRQ_IOP13XX_UART1,
.flags = IORESOURCE_IRQ
}
};
static struct plat_serial8250_port iop13xx_uart0_data[] = {
{
.membase = IOP13XX_UART0_VIRT,
.mapbase = IOP13XX_UART0_PHYS,
.irq = IRQ_IOP13XX_UART0,
.uartclk = IOP13XX_UART_XTAL,
.regshift = 2,
.iotype = UPIO_MEM,
.flags = UPF_SKIP_TEST,
},
{ },
};
static struct plat_serial8250_port iop13xx_uart1_data[] = {
{
.membase = IOP13XX_UART1_VIRT,
.mapbase = IOP13XX_UART1_PHYS,
.irq = IRQ_IOP13XX_UART1,
.uartclk = IOP13XX_UART_XTAL,
.regshift = 2,
.iotype = UPIO_MEM,
.flags = UPF_SKIP_TEST,
},
{ },
};
/* The ids are fixed up later in iop13xx_platform_init */
static struct platform_device iop13xx_uart0 = {
.name = "serial8250",
.id = 0,
.dev.platform_data = iop13xx_uart0_data,
.num_resources = 2,
.resource = iop13xx_uart0_resources,
};
static struct platform_device iop13xx_uart1 = {
.name = "serial8250",
.id = 0,
.dev.platform_data = iop13xx_uart1_data,
.num_resources = 2,
.resource = iop13xx_uart1_resources
};
static struct resource iop13xx_i2c_0_resources[] = {
[0] = {
.start = IOP13XX_I2C0_PHYS,
.end = IOP13XX_I2C0_PHYS + 0x18,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_IOP13XX_I2C_0,
.end = IRQ_IOP13XX_I2C_0,
.flags = IORESOURCE_IRQ
}
};
static struct resource iop13xx_i2c_1_resources[] = {
[0] = {
.start = IOP13XX_I2C1_PHYS,
.end = IOP13XX_I2C1_PHYS + 0x18,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_IOP13XX_I2C_1,
.end = IRQ_IOP13XX_I2C_1,
.flags = IORESOURCE_IRQ
}
};
static struct resource iop13xx_i2c_2_resources[] = {
[0] = {
.start = IOP13XX_I2C2_PHYS,
.end = IOP13XX_I2C2_PHYS + 0x18,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_IOP13XX_I2C_2,
.end = IRQ_IOP13XX_I2C_2,
.flags = IORESOURCE_IRQ
}
};
/* I2C controllers. The IOP13XX uses the same block as the IOP3xx, so
* we just use the same device name.
*/
/* The ids are fixed up later in iop13xx_platform_init */
static struct platform_device iop13xx_i2c_0_controller = {
.name = "IOP3xx-I2C",
.id = 0,
.num_resources = 2,
.resource = iop13xx_i2c_0_resources
};
static struct platform_device iop13xx_i2c_1_controller = {
.name = "IOP3xx-I2C",
.id = 0,
.num_resources = 2,
.resource = iop13xx_i2c_1_resources
};
static struct platform_device iop13xx_i2c_2_controller = {
.name = "IOP3xx-I2C",
.id = 0,
.num_resources = 2,
.resource = iop13xx_i2c_2_resources
};
#ifdef CONFIG_MTD_PHYSMAP
/* PBI Flash Device
*/
static struct physmap_flash_data iq8134x_flash_data = {
.width = 2,
};
static struct resource iq8134x_flash_resource = {
.start = IQ81340_FLASHBASE,
.end = 0,
.flags = IORESOURCE_MEM,
};
static struct platform_device iq8134x_flash = {
.name = "physmap-flash",
.id = 0,
.dev = { .platform_data = &iq8134x_flash_data, },
.num_resources = 1,
.resource = &iq8134x_flash_resource,
};
static unsigned long iq8134x_probe_flash_size(void)
{
uint8_t __iomem *flash_addr = ioremap(IQ81340_FLASHBASE, PAGE_SIZE);
int i;
char query[3];
unsigned long size = 0;
int width = iq8134x_flash_data.width;
if (flash_addr) {
/* send CFI 'query' command */
writew(0x98, flash_addr);
/* check for CFI compliance */
for (i = 0; i < 3 * width; i += width)
query[i / width] = readb(flash_addr + (0x10 * width) + i);
/* read the size */
if (memcmp(query, "QRY", 3) == 0)
size = 1 << readb(flash_addr + (0x27 * width));
/* send CFI 'read array' command */
writew(0xff, flash_addr);
iounmap(flash_addr);
}
return size;
}
#endif
/* ADMA Channels */
static struct resource iop13xx_adma_0_resources[] = {
[0] = {
.start = IOP13XX_ADMA_PHYS_BASE(0),
.end = IOP13XX_ADMA_UPPER_PA(0),
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_IOP13XX_ADMA0_EOT,
.end = IRQ_IOP13XX_ADMA0_EOT,
.flags = IORESOURCE_IRQ
},
[2] = {
.start = IRQ_IOP13XX_ADMA0_EOC,
.end = IRQ_IOP13XX_ADMA0_EOC,
.flags = IORESOURCE_IRQ
},
[3] = {
.start = IRQ_IOP13XX_ADMA0_ERR,
.end = IRQ_IOP13XX_ADMA0_ERR,
.flags = IORESOURCE_IRQ
}
};
static struct resource iop13xx_adma_1_resources[] = {
[0] = {
.start = IOP13XX_ADMA_PHYS_BASE(1),
.end = IOP13XX_ADMA_UPPER_PA(1),
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_IOP13XX_ADMA1_EOT,
.end = IRQ_IOP13XX_ADMA1_EOT,
.flags = IORESOURCE_IRQ
},
[2] = {
.start = IRQ_IOP13XX_ADMA1_EOC,
.end = IRQ_IOP13XX_ADMA1_EOC,
.flags = IORESOURCE_IRQ
},
[3] = {
.start = IRQ_IOP13XX_ADMA1_ERR,
.end = IRQ_IOP13XX_ADMA1_ERR,
.flags = IORESOURCE_IRQ
}
};
static struct resource iop13xx_adma_2_resources[] = {
[0] = {
.start = IOP13XX_ADMA_PHYS_BASE(2),
.end = IOP13XX_ADMA_UPPER_PA(2),
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_IOP13XX_ADMA2_EOT,
.end = IRQ_IOP13XX_ADMA2_EOT,
.flags = IORESOURCE_IRQ
},
[2] = {
.start = IRQ_IOP13XX_ADMA2_EOC,
.end = IRQ_IOP13XX_ADMA2_EOC,
.flags = IORESOURCE_IRQ
},
[3] = {
.start = IRQ_IOP13XX_ADMA2_ERR,
.end = IRQ_IOP13XX_ADMA2_ERR,
.flags = IORESOURCE_IRQ
}
};
static u64 iop13xx_adma_dmamask = DMA_BIT_MASK(64);
static struct iop_adma_platform_data iop13xx_adma_0_data = {
.hw_id = 0,
.pool_size = PAGE_SIZE,
};
static struct iop_adma_platform_data iop13xx_adma_1_data = {
.hw_id = 1,
.pool_size = PAGE_SIZE,
};
static struct iop_adma_platform_data iop13xx_adma_2_data = {
.hw_id = 2,
.pool_size = PAGE_SIZE,
};
/* The ids are fixed up later in iop13xx_platform_init */
static struct platform_device iop13xx_adma_0_channel = {
.name = "iop-adma",
.id = 0,
.num_resources = 4,
.resource = iop13xx_adma_0_resources,
.dev = {
.dma_mask = &iop13xx_adma_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(64),
.platform_data = (void *) &iop13xx_adma_0_data,
},
};
static struct platform_device iop13xx_adma_1_channel = {
.name = "iop-adma",
.id = 0,
.num_resources = 4,
.resource = iop13xx_adma_1_resources,
.dev = {
.dma_mask = &iop13xx_adma_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(64),
.platform_data = (void *) &iop13xx_adma_1_data,
},
};
static struct platform_device iop13xx_adma_2_channel = {
.name = "iop-adma",
.id = 0,
.num_resources = 4,
.resource = iop13xx_adma_2_resources,
.dev = {
.dma_mask = &iop13xx_adma_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(64),
.platform_data = (void *) &iop13xx_adma_2_data,
},
};
void __init iop13xx_map_io(void)
{
/* Initialize the Static Page Table maps */
iotable_init(iop13xx_std_desc, ARRAY_SIZE(iop13xx_std_desc));
}
static int init_uart;
static int init_i2c;
static int init_adma;
void __init iop13xx_platform_init(void)
{
int i;
u32 uart_idx, i2c_idx, adma_idx, plat_idx;
struct platform_device *iop13xx_devices[IQ81340_MAX_PLAT_DEVICES];
/* set the bases so we can read the device id */
iop13xx_set_atu_mmr_bases();
memset(iop13xx_devices, 0, sizeof(iop13xx_devices));
if (init_uart == IOP13XX_INIT_UART_DEFAULT) {
switch (iop13xx_dev_id()) {
/* enable both uarts on iop341 */
case 0x3380:
case 0x3384:
case 0x3388:
case 0x338c:
init_uart |= IOP13XX_INIT_UART_0;
init_uart |= IOP13XX_INIT_UART_1;
break;
/* only enable uart 1 */
default:
init_uart |= IOP13XX_INIT_UART_1;
}
}
if (init_i2c == IOP13XX_INIT_I2C_DEFAULT) {
switch (iop13xx_dev_id()) {
/* enable all i2c units on iop341 and iop342 */
case 0x3380:
case 0x3384:
case 0x3388:
case 0x338c:
case 0x3382:
case 0x3386:
case 0x338a:
case 0x338e:
init_i2c |= IOP13XX_INIT_I2C_0;
init_i2c |= IOP13XX_INIT_I2C_1;
init_i2c |= IOP13XX_INIT_I2C_2;
break;
/* only enable i2c 1 and 2 */
default:
init_i2c |= IOP13XX_INIT_I2C_1;
init_i2c |= IOP13XX_INIT_I2C_2;
}
}
if (init_adma == IOP13XX_INIT_ADMA_DEFAULT) {
init_adma |= IOP13XX_INIT_ADMA_0;
init_adma |= IOP13XX_INIT_ADMA_1;
init_adma |= IOP13XX_INIT_ADMA_2;
}
plat_idx = 0;
uart_idx = 0;
i2c_idx = 0;
/* uart 1 (if enabled) is ttyS0 */
if (init_uart & IOP13XX_INIT_UART_1) {
PRINTK("Adding uart1 to platform device list\n");
iop13xx_uart1.id = uart_idx++;
iop13xx_devices[plat_idx++] = &iop13xx_uart1;
}
if (init_uart & IOP13XX_INIT_UART_0) {
PRINTK("Adding uart0 to platform device list\n");
iop13xx_uart0.id = uart_idx++;
iop13xx_devices[plat_idx++] = &iop13xx_uart0;
}
for(i = 0; i < IQ81340_NUM_I2C; i++) {
if ((init_i2c & (1 << i)) && IOP13XX_SETUP_DEBUG)
printk("Adding i2c%d to platform device list\n", i);
switch(init_i2c & (1 << i)) {
case IOP13XX_INIT_I2C_0:
iop13xx_i2c_0_controller.id = i2c_idx++;
iop13xx_devices[plat_idx++] =
&iop13xx_i2c_0_controller;
break;
case IOP13XX_INIT_I2C_1:
iop13xx_i2c_1_controller.id = i2c_idx++;
iop13xx_devices[plat_idx++] =
&iop13xx_i2c_1_controller;
break;
case IOP13XX_INIT_I2C_2:
iop13xx_i2c_2_controller.id = i2c_idx++;
iop13xx_devices[plat_idx++] =
&iop13xx_i2c_2_controller;
break;
}
}
/* initialize adma channel ids and capabilities */
adma_idx = 0;
for (i = 0; i < IQ81340_NUM_ADMA; i++) {
struct iop_adma_platform_data *plat_data;
if ((init_adma & (1 << i)) && IOP13XX_SETUP_DEBUG)
printk(KERN_INFO
"Adding adma%d to platform device list\n", i);
switch (init_adma & (1 << i)) {
case IOP13XX_INIT_ADMA_0:
iop13xx_adma_0_channel.id = adma_idx++;
iop13xx_devices[plat_idx++] = &iop13xx_adma_0_channel;
plat_data = &iop13xx_adma_0_data;
dma_cap_set(DMA_MEMCPY, plat_data->cap_mask);
dma_cap_set(DMA_XOR, plat_data->cap_mask);
dma_cap_set(DMA_XOR_VAL, plat_data->cap_mask);
dma_cap_set(DMA_INTERRUPT, plat_data->cap_mask);
break;
case IOP13XX_INIT_ADMA_1:
iop13xx_adma_1_channel.id = adma_idx++;
iop13xx_devices[plat_idx++] = &iop13xx_adma_1_channel;
plat_data = &iop13xx_adma_1_data;
dma_cap_set(DMA_MEMCPY, plat_data->cap_mask);
dma_cap_set(DMA_XOR, plat_data->cap_mask);
dma_cap_set(DMA_XOR_VAL, plat_data->cap_mask);
dma_cap_set(DMA_INTERRUPT, plat_data->cap_mask);
break;
case IOP13XX_INIT_ADMA_2:
iop13xx_adma_2_channel.id = adma_idx++;
iop13xx_devices[plat_idx++] = &iop13xx_adma_2_channel;
plat_data = &iop13xx_adma_2_data;
dma_cap_set(DMA_MEMCPY, plat_data->cap_mask);
dma_cap_set(DMA_XOR, plat_data->cap_mask);
dma_cap_set(DMA_XOR_VAL, plat_data->cap_mask);
dma_cap_set(DMA_INTERRUPT, plat_data->cap_mask);
dma_cap_set(DMA_PQ, plat_data->cap_mask);
dma_cap_set(DMA_PQ_VAL, plat_data->cap_mask);
break;
}
}
#ifdef CONFIG_MTD_PHYSMAP
iq8134x_flash_resource.end = iq8134x_flash_resource.start +
iq8134x_probe_flash_size() - 1;
if (iq8134x_flash_resource.end > iq8134x_flash_resource.start)
iop13xx_devices[plat_idx++] = &iq8134x_flash;
else
printk(KERN_ERR "%s: Failed to probe flash size\n", __func__);
#endif
platform_add_devices(iop13xx_devices, plat_idx);
}
static int __init iop13xx_init_uart_setup(char *str)
{
if (str) {
while (*str != '\0') {
switch(*str) {
case '0':
init_uart |= IOP13XX_INIT_UART_0;
break;
case '1':
init_uart |= IOP13XX_INIT_UART_1;
break;
case ',':
case '=':
break;
default:
PRINTK("\"iop13xx_init_uart\" malformed"
" at character: \'%c\'", *str);
*(str + 1) = '\0';
init_uart = IOP13XX_INIT_UART_DEFAULT;
}
str++;
}
}
return 1;
}
static int __init iop13xx_init_i2c_setup(char *str)
{
if (str) {
while (*str != '\0') {
switch(*str) {
case '0':
init_i2c |= IOP13XX_INIT_I2C_0;
break;
case '1':
init_i2c |= IOP13XX_INIT_I2C_1;
break;
case '2':
init_i2c |= IOP13XX_INIT_I2C_2;
break;
case ',':
case '=':
break;
default:
PRINTK("\"iop13xx_init_i2c\" malformed"
" at character: \'%c\'", *str);
*(str + 1) = '\0';
init_i2c = IOP13XX_INIT_I2C_DEFAULT;
}
str++;
}
}
return 1;
}
static int __init iop13xx_init_adma_setup(char *str)
{
if (str) {
while (*str != '\0') {
switch (*str) {
case '0':
init_adma |= IOP13XX_INIT_ADMA_0;
break;
case '1':
init_adma |= IOP13XX_INIT_ADMA_1;
break;
case '2':
init_adma |= IOP13XX_INIT_ADMA_2;
break;
case ',':
case '=':
break;
default:
PRINTK("\"iop13xx_init_adma\" malformed"
" at character: \'%c\'", *str);
*(str + 1) = '\0';
init_adma = IOP13XX_INIT_ADMA_DEFAULT;
}
str++;
}
}
return 1;
}
__setup("iop13xx_init_adma", iop13xx_init_adma_setup);
__setup("iop13xx_init_uart", iop13xx_init_uart_setup);
__setup("iop13xx_init_i2c", iop13xx_init_i2c_setup);
void iop13xx_restart(enum reboot_mode mode, const char *cmd)
{
/*
* Reset the internal bus (warning both cores are reset)
*/
write_wdtcr(IOP_WDTCR_EN_ARM);
write_wdtcr(IOP_WDTCR_EN);
write_wdtsr(IOP13XX_WDTSR_WRITE_EN | IOP13XX_WDTCR_IB_RESET);
write_wdtcr(0x1000);
}

257
arch/arm/mach-iop13xx/tpmi.c Normal file
View file

@ -0,0 +1,257 @@
/*
* iop13xx tpmi device resources
* Copyright (c) 2005-2006, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place - Suite 330, Boston, MA 02111-1307 USA.
*
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <linux/io.h>
#include <asm/irq.h>
#include <asm/sizes.h>
#include <mach/irqs.h>
/* assumes CONTROLLER_ONLY# is never asserted in the ESSR register */
#define IOP13XX_TPMI_MMR(dev) IOP13XX_REG_ADDR32_PHYS(0x48000 + (dev << 12))
#define IOP13XX_TPMI_MEM(dev) IOP13XX_REG_ADDR32_PHYS(0x60000 + (dev << 13))
#define IOP13XX_TPMI_CTRL(dev) IOP13XX_REG_ADDR32_PHYS(0x50000 + (dev << 10))
#define IOP13XX_TPMI_IOP_CTRL(dev) (IOP13XX_TPMI_CTRL(dev) + 0x2000)
#define IOP13XX_TPMI_MMR_SIZE (SZ_4K - 1)
#define IOP13XX_TPMI_MEM_SIZE (255)
#define IOP13XX_TPMI_MEM_CTRL (SZ_1K - 1)
#define IOP13XX_TPMI_RESOURCE_MMR 0
#define IOP13XX_TPMI_RESOURCE_MEM 1
#define IOP13XX_TPMI_RESOURCE_CTRL 2
#define IOP13XX_TPMI_RESOURCE_IOP_CTRL 3
#define IOP13XX_TPMI_RESOURCE_IRQ 4
static struct resource iop13xx_tpmi_0_resources[] = {
[IOP13XX_TPMI_RESOURCE_MMR] = {
.start = IOP13XX_TPMI_MMR(4), /* tpmi0 starts at dev == 4 */
.end = IOP13XX_TPMI_MMR(4) + IOP13XX_TPMI_MMR_SIZE,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_MEM] = {
.start = IOP13XX_TPMI_MEM(0),
.end = IOP13XX_TPMI_MEM(0) + IOP13XX_TPMI_MEM_SIZE,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_CTRL] = {
.start = IOP13XX_TPMI_CTRL(0),
.end = IOP13XX_TPMI_CTRL(0) + IOP13XX_TPMI_MEM_CTRL,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_IOP_CTRL] = {
.start = IOP13XX_TPMI_IOP_CTRL(0),
.end = IOP13XX_TPMI_IOP_CTRL(0) + IOP13XX_TPMI_MEM_CTRL,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_IRQ] = {
.start = IRQ_IOP13XX_TPMI0_OUT,
.end = IRQ_IOP13XX_TPMI0_OUT,
.flags = IORESOURCE_IRQ
}
};
static struct resource iop13xx_tpmi_1_resources[] = {
[IOP13XX_TPMI_RESOURCE_MMR] = {
.start = IOP13XX_TPMI_MMR(1),
.end = IOP13XX_TPMI_MMR(1) + IOP13XX_TPMI_MMR_SIZE,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_MEM] = {
.start = IOP13XX_TPMI_MEM(1),
.end = IOP13XX_TPMI_MEM(1) + IOP13XX_TPMI_MEM_SIZE,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_CTRL] = {
.start = IOP13XX_TPMI_CTRL(1),
.end = IOP13XX_TPMI_CTRL(1) + IOP13XX_TPMI_MEM_CTRL,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_IOP_CTRL] = {
.start = IOP13XX_TPMI_IOP_CTRL(1),
.end = IOP13XX_TPMI_IOP_CTRL(1) + IOP13XX_TPMI_MEM_CTRL,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_IRQ] = {
.start = IRQ_IOP13XX_TPMI1_OUT,
.end = IRQ_IOP13XX_TPMI1_OUT,
.flags = IORESOURCE_IRQ
}
};
static struct resource iop13xx_tpmi_2_resources[] = {
[IOP13XX_TPMI_RESOURCE_MMR] = {
.start = IOP13XX_TPMI_MMR(2),
.end = IOP13XX_TPMI_MMR(2) + IOP13XX_TPMI_MMR_SIZE,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_MEM] = {
.start = IOP13XX_TPMI_MEM(2),
.end = IOP13XX_TPMI_MEM(2) + IOP13XX_TPMI_MEM_SIZE,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_CTRL] = {
.start = IOP13XX_TPMI_CTRL(2),
.end = IOP13XX_TPMI_CTRL(2) + IOP13XX_TPMI_MEM_CTRL,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_IOP_CTRL] = {
.start = IOP13XX_TPMI_IOP_CTRL(2),
.end = IOP13XX_TPMI_IOP_CTRL(2) + IOP13XX_TPMI_MEM_CTRL,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_IRQ] = {
.start = IRQ_IOP13XX_TPMI2_OUT,
.end = IRQ_IOP13XX_TPMI2_OUT,
.flags = IORESOURCE_IRQ
}
};
static struct resource iop13xx_tpmi_3_resources[] = {
[IOP13XX_TPMI_RESOURCE_MMR] = {
.start = IOP13XX_TPMI_MMR(3),
.end = IOP13XX_TPMI_MMR(3) + IOP13XX_TPMI_MMR_SIZE,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_MEM] = {
.start = IOP13XX_TPMI_MEM(3),
.end = IOP13XX_TPMI_MEM(3) + IOP13XX_TPMI_MEM_SIZE,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_CTRL] = {
.start = IOP13XX_TPMI_CTRL(3),
.end = IOP13XX_TPMI_CTRL(3) + IOP13XX_TPMI_MEM_CTRL,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_IOP_CTRL] = {
.start = IOP13XX_TPMI_IOP_CTRL(3),
.end = IOP13XX_TPMI_IOP_CTRL(3) + IOP13XX_TPMI_MEM_CTRL,
.flags = IORESOURCE_MEM,
},
[IOP13XX_TPMI_RESOURCE_IRQ] = {
.start = IRQ_IOP13XX_TPMI3_OUT,
.end = IRQ_IOP13XX_TPMI3_OUT,
.flags = IORESOURCE_IRQ
}
};
u64 iop13xx_tpmi_mask = DMA_BIT_MASK(64);
static struct platform_device iop13xx_tpmi_0_device = {
.name = "iop-tpmi",
.id = 0,
.num_resources = ARRAY_SIZE(iop13xx_tpmi_0_resources),
.resource = iop13xx_tpmi_0_resources,
.dev = {
.dma_mask = &iop13xx_tpmi_mask,
.coherent_dma_mask = DMA_BIT_MASK(64),
},
};
static struct platform_device iop13xx_tpmi_1_device = {
.name = "iop-tpmi",
.id = 1,
.num_resources = ARRAY_SIZE(iop13xx_tpmi_1_resources),
.resource = iop13xx_tpmi_1_resources,
.dev = {
.dma_mask = &iop13xx_tpmi_mask,
.coherent_dma_mask = DMA_BIT_MASK(64),
},
};
static struct platform_device iop13xx_tpmi_2_device = {
.name = "iop-tpmi",
.id = 2,
.num_resources = ARRAY_SIZE(iop13xx_tpmi_2_resources),
.resource = iop13xx_tpmi_2_resources,
.dev = {
.dma_mask = &iop13xx_tpmi_mask,
.coherent_dma_mask = DMA_BIT_MASK(64),
},
};
static struct platform_device iop13xx_tpmi_3_device = {
.name = "iop-tpmi",
.id = 3,
.num_resources = ARRAY_SIZE(iop13xx_tpmi_3_resources),
.resource = iop13xx_tpmi_3_resources,
.dev = {
.dma_mask = &iop13xx_tpmi_mask,
.coherent_dma_mask = DMA_BIT_MASK(64),
},
};
__init void iop13xx_add_tpmi_devices(void)
{
unsigned short device_id;
/* tpmi's not present on iop341 or iop342 */
if (__raw_readl(IOP13XX_ESSR0) & IOP13XX_INTERFACE_SEL_PCIX)
/* ATUE must be present */
device_id = __raw_readw(IOP13XX_ATUE_DID);
else
/* ATUX must be present */
device_id = __raw_readw(IOP13XX_ATUX_DID);
switch (device_id) {
/* iop34[1|2] 0-tpmi */
case 0x3380:
case 0x3384:
case 0x3388:
case 0x338c:
case 0x3382:
case 0x3386:
case 0x338a:
case 0x338e:
return;
/* iop348 1-tpmi */
case 0x3310:
case 0x3312:
case 0x3314:
case 0x3318:
case 0x331a:
case 0x331c:
case 0x33c0:
case 0x33c2:
case 0x33c4:
case 0x33c8:
case 0x33ca:
case 0x33cc:
case 0x33b0:
case 0x33b2:
case 0x33b4:
case 0x33b8:
case 0x33ba:
case 0x33bc:
case 0x3320:
case 0x3322:
case 0x3324:
case 0x3328:
case 0x332a:
case 0x332c:
platform_device_register(&iop13xx_tpmi_0_device);
return;
default:
platform_device_register(&iop13xx_tpmi_0_device);
platform_device_register(&iop13xx_tpmi_1_device);
platform_device_register(&iop13xx_tpmi_2_device);
platform_device_register(&iop13xx_tpmi_3_device);
return;
}
}