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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
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80
arch/mips/loongson/common/serial.c Normal file
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/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2007 Ralf Baechle (ralf@linux-mips.org)
*
* Copyright (C) 2009 Lemote, Inc.
* Author: Yan hua (yanhua@lemote.com)
* Author: Wu Zhangjin (wuzhangjin@gmail.com)
*/
#include <linux/io.h>
#include <linux/init.h>
#include <linux/serial_8250.h>
#include <asm/bootinfo.h>
#include <loongson.h>
#include <machine.h>
#define PORT(int, clk) \
{ \
.irq = int, \
.uartclk = clk, \
.iotype = UPIO_PORT, \
.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, \
.regshift = 0, \
}
#define PORT_M(int, clk) \
{ \
.irq = MIPS_CPU_IRQ_BASE + (int), \
.uartclk = clk, \
.iotype = UPIO_MEM, \
.membase = (void __iomem *)NULL, \
.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, \
.regshift = 0, \
}
static struct plat_serial8250_port uart8250_data[][2] = {
[MACH_LOONGSON_UNKNOWN] {},
[MACH_LEMOTE_FL2E] {PORT(4, 1843200), {} },
[MACH_LEMOTE_FL2F] {PORT(3, 1843200), {} },
[MACH_LEMOTE_ML2F7] {PORT_M(3, 3686400), {} },
[MACH_LEMOTE_YL2F89] {PORT_M(3, 3686400), {} },
[MACH_DEXXON_GDIUM2F10] {PORT_M(3, 3686400), {} },
[MACH_LEMOTE_NAS] {PORT_M(3, 3686400), {} },
[MACH_LEMOTE_LL2F] {PORT(3, 1843200), {} },
[MACH_LEMOTE_A1004] {PORT_M(2, 33177600), {} },
[MACH_LEMOTE_A1101] {PORT_M(2, 25000000), {} },
[MACH_LEMOTE_A1201] {PORT_M(2, 25000000), {} },
[MACH_LEMOTE_A1205] {PORT_M(2, 25000000), {} },
[MACH_LOONGSON_END] {},
};
static struct platform_device uart8250_device = {
.name = "serial8250",
.id = PLAT8250_DEV_PLATFORM,
};
static int __init serial_init(void)
{
unsigned char iotype;
iotype = uart8250_data[mips_machtype][0].iotype;
if (UPIO_MEM == iotype)
uart8250_data[mips_machtype][0].membase =
(void __iomem *)_loongson_uart_base;
else if (UPIO_PORT == iotype)
uart8250_data[mips_machtype][0].iobase =
loongson_uart_base - LOONGSON_PCIIO_BASE;
uart8250_device.dev.platform_data = uart8250_data[mips_machtype];
return platform_device_register(&uart8250_device);
}
device_initcall(serial_init);