OpenE2K
/
linux
6
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

ux500: rework gpio registration 

Rework gpio registration to remove build-time
changing macros.

Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
This commit is contained in:
Rabin Vincent 2010-12-08 11:07:55 +05:30 committed by Linus Walleij
parent 8d568ae536
commit 01afdd1353
9 changed files with 93 additions and 139 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/arm/mach-ux500/Makefile
View File

@ -3,7 +3,7 @@
#
obj-y := clock.o cpu.o devices.o devices-common.o
obj-$(CONFIG_UX500_SOC_DB5500) += cpu-db5500.o devices-db5500.o dma-db5500.o
obj-$(CONFIG_UX500_SOC_DB5500) += cpu-db5500.o dma-db5500.o
obj-$(CONFIG_UX500_SOC_DB8500) += cpu-db8500.o devices-db8500.o prcmu.o
obj-$(CONFIG_MACH_U8500_MOP) += board-mop500.o board-mop500-sdi.o
obj-$(CONFIG_MACH_U5500) += board-u5500.o board-u5500-sdi.o

33
arch/arm/mach-ux500/cpu-db5500.c
View File

@ -12,6 +12,8 @@
#include <asm/mach/map.h>
#include <plat/gpio.h>
#include <mach/hardware.h>
#include <mach/devices.h>
#include <mach/setup.h>
@ -113,19 +115,32 @@ static struct platform_device mbox2_device = {
};
static struct platform_device *u5500_platform_devs[] __initdata = {
&u5500_gpio_devs[0],
&u5500_gpio_devs[1],
&u5500_gpio_devs[2],
&u5500_gpio_devs[3],
&u5500_gpio_devs[4],
&u5500_gpio_devs[5],
&u5500_gpio_devs[6],
&u5500_gpio_devs[7],
&mbox0_device,
&mbox1_device,
&mbox2_device,
};
static resource_size_t __initdata db5500_gpio_base[] = {
U5500_GPIOBANK0_BASE,
U5500_GPIOBANK1_BASE,
U5500_GPIOBANK2_BASE,
U5500_GPIOBANK3_BASE,
U5500_GPIOBANK4_BASE,
U5500_GPIOBANK5_BASE,
U5500_GPIOBANK6_BASE,
U5500_GPIOBANK7_BASE,
};
static void __init db5500_add_gpios(void)
{
struct nmk_gpio_platform_data pdata = {
/* No custom data yet */
};
dbx500_add_gpios(ARRAY_AND_SIZE(db5500_gpio_base),
IRQ_DB5500_GPIO0, &pdata);
}
void __init u5500_map_io(void)
{
ux500_map_io();
@ -135,8 +150,8 @@ void __init u5500_map_io(void)
void __init u5500_init_devices(void)
{
db5500_add_gpios();
db5500_dma_init();
db5500_add_rtc();
platform_add_devices(u5500_platform_devs,

32
arch/arm/mach-ux500/cpu-db8500.c
View File

@ -25,15 +25,6 @@
#include "devices-db8500.h"
static struct platform_device *platform_devs[] __initdata = {
&u8500_gpio_devs[0],
&u8500_gpio_devs[1],
&u8500_gpio_devs[2],
&u8500_gpio_devs[3],
&u8500_gpio_devs[4],
&u8500_gpio_devs[5],
&u8500_gpio_devs[6],
&u8500_gpio_devs[7],
&u8500_gpio_devs[8],
&u8500_dma40_device,
};
@ -141,6 +132,28 @@ void __init u8500_map_io(void)
get_db8500_asic_id();
}
static resource_size_t __initdata db8500_gpio_base[] = {
U8500_GPIOBANK0_BASE,
U8500_GPIOBANK1_BASE,
U8500_GPIOBANK2_BASE,
U8500_GPIOBANK3_BASE,
U8500_GPIOBANK4_BASE,
U8500_GPIOBANK5_BASE,
U8500_GPIOBANK6_BASE,
U8500_GPIOBANK7_BASE,
U8500_GPIOBANK8_BASE,
};
static void __init db8500_add_gpios(void)
{
struct nmk_gpio_platform_data pdata = {
/* No custom data yet */
};
dbx500_add_gpios(ARRAY_AND_SIZE(db8500_gpio_base),
IRQ_DB8500_GPIO0, &pdata);
}
/*
* This function is called from the board init
*/
@ -164,6 +177,7 @@ void __init u8500_init_devices(void)
dma40_u8500ed_fixup();
db8500_add_rtc();
db8500_add_gpios();
platform_add_devices(platform_devs, ARRAY_SIZE(platform_devs));

38
arch/arm/mach-ux500/devices-common.c
View File

@ -13,6 +13,8 @@
#include <linux/platform_device.h>
#include <linux/amba/bus.h>
#include <plat/gpio.h>
#include <mach/hardware.h>
#include "devices-common.h"
@ -105,3 +107,39 @@ dbx500_add_platform_device_4k1irq(const char *name, int id,
return dbx500_add_platform_device(name, id, pdata, resources,
ARRAY_SIZE(resources));
}
static struct platform_device *
dbx500_add_gpio(int id, resource_size_t addr, int irq,
struct nmk_gpio_platform_data *pdata)
{
struct resource resources[] = {
{
.start = addr,
.end = addr + 127,
.flags = IORESOURCE_MEM,
},
{
.start = irq,
.end = irq,
.flags = IORESOURCE_IRQ,
}
};
return platform_device_register_resndata(NULL, "gpio", id,
resources, ARRAY_SIZE(resources),
pdata, sizeof(*pdata));
}
void dbx500_add_gpios(resource_size_t *base, int num, int irq,
struct nmk_gpio_platform_data *pdata)
{
int first = 0;
int i;
for (i = 0; i < num; i++, first += 32, irq++) {
pdata->first_gpio = first;
pdata->first_irq = NOMADIK_GPIO_TO_IRQ(first);
dbx500_add_gpio(i, base[i], irq, pdata);
}
}

5
arch/arm/mach-ux500/devices-common.h
View File

@ -74,4 +74,9 @@ dbx500_add_rtc(resource_size_t base, int irq)
return dbx500_add_amba_device("rtc-pl031", base, irq, NULL, 0);
}
struct nmk_gpio_platform_data;
void dbx500_add_gpios(resource_size_t *base, int num, int irq,
struct nmk_gpio_platform_data *pdata);
#endif

46
arch/arm/mach-ux500/devices-db5500.c
View File

@ -1,46 +0,0 @@
/*
* Copyright (C) ST-Ericsson SA 2010
*
* Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
* License terms: GNU General Public License (GPL) version 2
*/
#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/gpio.h>
#include <mach/hardware.h>
#include <mach/devices.h>
static struct nmk_gpio_platform_data u5500_gpio_data[] = {
GPIO_DATA("GPIO-0-31", 0),
GPIO_DATA("GPIO-32-63", 32), /* 36..63 not routed to pin */
GPIO_DATA("GPIO-64-95", 64), /* 83..95 not routed to pin */
GPIO_DATA("GPIO-96-127", 96), /* 102..127 not routed to pin */
GPIO_DATA("GPIO-128-159", 128), /* 149..159 not routed to pin */
GPIO_DATA("GPIO-160-191", 160),
GPIO_DATA("GPIO-192-223", 192),
GPIO_DATA("GPIO-224-255", 224), /* 228..255 not routed to pin */
};
static struct resource u5500_gpio_resources[] = {
GPIO_RESOURCE(0),
GPIO_RESOURCE(1),
GPIO_RESOURCE(2),
GPIO_RESOURCE(3),
GPIO_RESOURCE(4),
GPIO_RESOURCE(5),
GPIO_RESOURCE(6),
GPIO_RESOURCE(7),
};
struct platform_device u5500_gpio_devs[] = {
GPIO_DEVICE(0),
GPIO_DEVICE(1),
GPIO_DEVICE(2),
GPIO_DEVICE(3),
GPIO_DEVICE(4),
GPIO_DEVICE(5),
GPIO_DEVICE(6),
GPIO_DEVICE(7),
};

36
arch/arm/mach-ux500/devices-db8500.c
View File

@ -19,42 +19,6 @@
#include "ste-dma40-db8500.h"
static struct nmk_gpio_platform_data u8500_gpio_data[] = {
GPIO_DATA("GPIO-0-31", 0),
GPIO_DATA("GPIO-32-63", 32), /* 37..63 not routed to pin */
GPIO_DATA("GPIO-64-95", 64),
GPIO_DATA("GPIO-96-127", 96), /* 98..127 not routed to pin */
GPIO_DATA("GPIO-128-159", 128),
GPIO_DATA("GPIO-160-191", 160), /* 172..191 not routed to pin */
GPIO_DATA("GPIO-192-223", 192),
GPIO_DATA("GPIO-224-255", 224), /* 231..255 not routed to pin */
GPIO_DATA("GPIO-256-288", 256), /* 268..288 not routed to pin */
};
static struct resource u8500_gpio_resources[] = {
GPIO_RESOURCE(0),
GPIO_RESOURCE(1),
GPIO_RESOURCE(2),
GPIO_RESOURCE(3),
GPIO_RESOURCE(4),
GPIO_RESOURCE(5),
GPIO_RESOURCE(6),
GPIO_RESOURCE(7),
GPIO_RESOURCE(8),
};
struct platform_device u8500_gpio_devs[] = {
GPIO_DEVICE(0),
GPIO_DEVICE(1),
GPIO_DEVICE(2),
GPIO_DEVICE(3),
GPIO_DEVICE(4),
GPIO_DEVICE(5),
GPIO_DEVICE(6),
GPIO_DEVICE(7),
GPIO_DEVICE(8),
};
static struct resource dma40_resources[] = {
[0] = {
.start = U8500_DMA_BASE,

38
arch/arm/mach-ux500/include/mach/gpio.h
View File

@ -9,42 +9,4 @@
#include <plat/gpio.h>
#define __GPIO_RESOURCE(soc, block) \
{ \
.start = soc##_GPIOBANK##block##_BASE, \
.end = soc##_GPIOBANK##block##_BASE + 127, \
.flags = IORESOURCE_MEM, \
}, \
{ \
.start = IRQ_GPIO##block, \
.end = IRQ_GPIO##block, \
.flags = IORESOURCE_IRQ, \
}
#define __GPIO_DEVICE(soc, block) \
{ \
.name = "gpio", \
.id = block, \
.num_resources = 2, \
.resource = &soc##_gpio_resources[block * 2], \
.dev = { \
.platform_data = &soc##_gpio_data[block], \
}, \
}
#define GPIO_DATA(_name, first) \
{ \
.name = _name, \
.first_gpio = first, \
.first_irq = NOMADIK_GPIO_TO_IRQ(first), \
}
#ifdef CONFIG_UX500_SOC_DB8500
#define GPIO_RESOURCE(block) __GPIO_RESOURCE(U8500, block)
#define GPIO_DEVICE(block) __GPIO_DEVICE(u8500, block)
#elif defined(CONFIG_UX500_SOC_DB5500)
#define GPIO_RESOURCE(block) __GPIO_RESOURCE(U5500, block)
#define GPIO_DEVICE(block) __GPIO_DEVICE(u5500, block)
#endif
#endif /* __ASM_ARCH_GPIO_H */

2
arch/arm/mach-ux500/include/mach/hardware.h
View File

@ -142,6 +142,8 @@ static inline bool cpu_is_u5500(void)
#endif
}
#define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x)
#endif
#endif /* __MACH_HARDWARE_H */