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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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123
arch/mips/vr41xx/common/giu.c Normal file
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/*
* NEC VR4100 series GIU platform device.
*
* Copyright (C) 2007 Yoichi Yuasa <yuasa@linux-mips.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that 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 Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/smp.h>
#include <linux/ioport.h>
#include <linux/platform_device.h>
#include <asm/cpu.h>
#include <asm/vr41xx/giu.h>
#include <asm/vr41xx/irq.h>
static struct resource giu_50pins_pullupdown_resource[] __initdata = {
{
.start = 0x0b000100,
.end = 0x0b00011f,
.flags = IORESOURCE_MEM,
},
{
.start = 0x0b0002e0,
.end = 0x0b0002e3,
.flags = IORESOURCE_MEM,
},
{
.start = GIUINT_IRQ,
.end = GIUINT_IRQ,
.flags = IORESOURCE_IRQ,
},
};
static struct resource giu_36pins_resource[] __initdata = {
{
.start = 0x0f000140,
.end = 0x0f00015f,
.flags = IORESOURCE_MEM,
},
{
.start = GIUINT_IRQ,
.end = GIUINT_IRQ,
.flags = IORESOURCE_IRQ,
},
};
static struct resource giu_48pins_resource[] __initdata = {
{
.start = 0x0f000140,
.end = 0x0f000167,
.flags = IORESOURCE_MEM,
},
{
.start = GIUINT_IRQ,
.end = GIUINT_IRQ,
.flags = IORESOURCE_IRQ,
},
};
static int __init vr41xx_giu_add(void)
{
struct platform_device *pdev;
struct resource *res;
unsigned int num;
int retval;
pdev = platform_device_alloc("GIU", -1);
if (!pdev)
return -ENOMEM;
switch (current_cpu_type()) {
case CPU_VR4111:
case CPU_VR4121:
pdev->id = GPIO_50PINS_PULLUPDOWN;
res = giu_50pins_pullupdown_resource;
num = ARRAY_SIZE(giu_50pins_pullupdown_resource);
break;
case CPU_VR4122:
case CPU_VR4131:
pdev->id = GPIO_36PINS;
res = giu_36pins_resource;
num = ARRAY_SIZE(giu_36pins_resource);
break;
case CPU_VR4133:
pdev->id = GPIO_48PINS_EDGE_SELECT;
res = giu_48pins_resource;
num = ARRAY_SIZE(giu_48pins_resource);
break;
default:
retval = -ENODEV;
goto err_free_device;
}
retval = platform_device_add_resources(pdev, res, num);
if (retval)
goto err_free_device;
retval = platform_device_add(pdev);
if (retval)
goto err_free_device;
return 0;
err_free_device:
platform_device_put(pdev);
return retval;
}
device_initcall(vr41xx_giu_add);