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ARM: pxa: remove cpu_is_xxx in gpio driver

Browse Source 
Avoid to use cpu_is_xxx() in pxa gpio driver. Use platform_device_id
to identify the difference.

Signed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Haojian Zhuang 2013-04-07 16:44:33 +08:00
parent 31880c37c1
commit 2cab029228
18 changed files with 140 additions and 56 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/arm/mach-mmp/clock-mmp2.c
View File

@ -98,7 +98,7 @@ static struct clk_lookup mmp2_clkregs[] = {
INIT_CLKREG(&clk_twsi5, "pxa2xx-i2c.4", NULL),
INIT_CLKREG(&clk_twsi6, "pxa2xx-i2c.5", NULL),
INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL),
INIT_CLKREG(&clk_gpio, "pxa-gpio", NULL),
INIT_CLKREG(&clk_gpio, "mmp2-gpio", NULL),
INIT_CLKREG(&clk_sdh0, "sdhci-pxav3.0", "PXA-SDHCLK"),
INIT_CLKREG(&clk_sdh1, "sdhci-pxav3.1", "PXA-SDHCLK"),
INIT_CLKREG(&clk_sdh2, "sdhci-pxav3.2", "PXA-SDHCLK"),

2
arch/arm/mach-mmp/clock-pxa168.c
View File

@ -78,7 +78,7 @@ static struct clk_lookup pxa168_clkregs[] = {
INIT_CLKREG(&clk_ssp5, "pxa168-ssp.4", NULL),
INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL),
INIT_CLKREG(&clk_lcd, "pxa168-fb", NULL),
INIT_CLKREG(&clk_gpio, "pxa-gpio", NULL),
INIT_CLKREG(&clk_gpio, "mmp-gpio", NULL),
INIT_CLKREG(&clk_keypad, "pxa27x-keypad", NULL),
INIT_CLKREG(&clk_eth, "pxa168-eth", "MFUCLK"),
INIT_CLKREG(&clk_usb, NULL, "PXA168-USBCLK"),

2
arch/arm/mach-mmp/clock-pxa910.c
View File

@ -56,7 +56,7 @@ static struct clk_lookup pxa910_clkregs[] = {
INIT_CLKREG(&clk_pwm3, "pxa910-pwm.2", NULL),
INIT_CLKREG(&clk_pwm4, "pxa910-pwm.3", NULL),
INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL),
INIT_CLKREG(&clk_gpio, "pxa-gpio", NULL),
INIT_CLKREG(&clk_gpio, "mmp-gpio", NULL),
INIT_CLKREG(&clk_u2o, NULL, "U2OCLK"),
INIT_CLKREG(&clk_rtc, "sa1100-rtc", NULL),
};

4
arch/arm/mach-mmp/mmp-dt.c
View File

@ -28,7 +28,7 @@ static const struct of_dev_auxdata pxa168_auxdata_lookup[] __initconst = {
OF_DEV_AUXDATA("mrvl,mmp-uart", 0xd4026000, "pxa2xx-uart.2", NULL),
OF_DEV_AUXDATA("mrvl,mmp-twsi", 0xd4011000, "pxa2xx-i2c.0", NULL),
OF_DEV_AUXDATA("mrvl,mmp-twsi", 0xd4025000, "pxa2xx-i2c.1", NULL),
OF_DEV_AUXDATA("mrvl,mmp-gpio", 0xd4019000, "pxa-gpio", NULL),
OF_DEV_AUXDATA("mrvl,mmp-gpio", 0xd4019000, "mmp-gpio", NULL),
OF_DEV_AUXDATA("mrvl,mmp-rtc", 0xd4010000, "sa1100-rtc", NULL),
{}
};
@ -39,7 +39,7 @@ static const struct of_dev_auxdata pxa910_auxdata_lookup[] __initconst = {
OF_DEV_AUXDATA("mrvl,mmp-uart", 0xd4036000, "pxa2xx-uart.2", NULL),
OF_DEV_AUXDATA("mrvl,mmp-twsi", 0xd4011000, "pxa2xx-i2c.0", NULL),
OF_DEV_AUXDATA("mrvl,mmp-twsi", 0xd4037000, "pxa2xx-i2c.1", NULL),
OF_DEV_AUXDATA("mrvl,mmp-gpio", 0xd4019000, "pxa-gpio", NULL),
OF_DEV_AUXDATA("mrvl,mmp-gpio", 0xd4019000, "mmp-gpio", NULL),
OF_DEV_AUXDATA("mrvl,mmp-rtc", 0xd4010000, "sa1100-rtc", NULL),
{}
};

2
arch/arm/mach-mmp/mmp2-dt.c
View File

@ -31,7 +31,7 @@ static const struct of_dev_auxdata mmp2_auxdata_lookup[] __initconst = {
OF_DEV_AUXDATA("mrvl,mmp-uart", 0xd4016000, "pxa2xx-uart.3", NULL),
OF_DEV_AUXDATA("mrvl,mmp-twsi", 0xd4011000, "pxa2xx-i2c.0", NULL),
OF_DEV_AUXDATA("mrvl,mmp-twsi", 0xd4025000, "pxa2xx-i2c.1", NULL),
OF_DEV_AUXDATA("mrvl,mmp-gpio", 0xd4019000, "pxa-gpio", NULL),
OF_DEV_AUXDATA("mrvl,mmp-gpio", 0xd4019000, "mmp2-gpio", NULL),
OF_DEV_AUXDATA("mrvl,mmp-rtc", 0xd4010000, "sa1100-rtc", NULL),
{}
};

2
arch/arm/mach-mmp/mmp2.c
View File

@ -164,7 +164,7 @@ struct resource mmp2_resource_gpio[] = {
};
struct platform_device mmp2_device_gpio = {
.name = "pxa-gpio",
.name = "mmp2-gpio",
.id = -1,
.num_resources = ARRAY_SIZE(mmp2_resource_gpio),
.resource = mmp2_resource_gpio,

2
arch/arm/mach-mmp/pxa168.c
View File

@ -125,7 +125,7 @@ struct resource pxa168_resource_gpio[] = {
};
struct platform_device pxa168_device_gpio = {
.name = "pxa-gpio",
.name = "mmp-gpio",
.id = -1,
.num_resources = ARRAY_SIZE(pxa168_resource_gpio),
.resource = pxa168_resource_gpio,

2
arch/arm/mach-mmp/pxa910.c
View File

@ -152,7 +152,7 @@ struct resource pxa910_resource_gpio[] = {
};
struct platform_device pxa910_device_gpio = {
.name = "pxa-gpio",
.name = "mmp-gpio",
.id = -1,
.num_resources = ARRAY_SIZE(pxa910_resource_gpio),
.resource = pxa910_resource_gpio,

29
arch/arm/mach-pxa/devices.c
View File

@ -1107,8 +1107,33 @@ struct resource pxa_resource_gpio[] = {
},
};
struct platform_device pxa_device_gpio = {
.name = "pxa-gpio",
struct platform_device pxa25x_device_gpio = {
#ifdef CONFIG_CPU_PXA26x
.name = "pxa26x-gpio",
#else
.name = "pxa25x-gpio",
#endif
.id = -1,
.num_resources = ARRAY_SIZE(pxa_resource_gpio),
.resource = pxa_resource_gpio,
};
struct platform_device pxa27x_device_gpio = {
.name = "pxa27x-gpio",
.id = -1,
.num_resources = ARRAY_SIZE(pxa_resource_gpio),
.resource = pxa_resource_gpio,
};
struct platform_device pxa3xx_device_gpio = {
.name = "pxa3xx-gpio",
.id = -1,
.num_resources = ARRAY_SIZE(pxa_resource_gpio),
.resource = pxa_resource_gpio,
};
struct platform_device pxa93x_device_gpio = {
.name = "pxa93x-gpio",
.id = -1,
.num_resources = ARRAY_SIZE(pxa_resource_gpio),
.resource = pxa_resource_gpio,

6
arch/arm/mach-pxa/devices.h
View File

@ -16,7 +16,6 @@ extern struct platform_device pxa_device_ficp;
extern struct platform_device sa1100_device_rtc;
extern struct platform_device pxa_device_rtc;
extern struct platform_device pxa_device_ac97;
extern struct platform_device pxa_device_gpio;
extern struct platform_device pxa27x_device_i2c_power;
extern struct platform_device pxa27x_device_ohci;
@ -46,4 +45,9 @@ extern struct platform_device pxa_device_asoc_ssp2;
extern struct platform_device pxa_device_asoc_ssp3;
extern struct platform_device pxa_device_asoc_ssp4;
extern struct platform_device pxa25x_device_gpio;
extern struct platform_device pxa27x_device_gpio;
extern struct platform_device pxa3xx_device_gpio;
extern struct platform_device pxa93x_device_gpio;
void __init pxa_register_device(struct platform_device *dev, void *data);

8
arch/arm/mach-pxa/pxa25x.c
View File

@ -208,7 +208,11 @@ static struct clk_lookup pxa25x_clkregs[] = {
INIT_CLKREG(&clk_pxa25x_gpio11, NULL, "GPIO11_CLK"),
INIT_CLKREG(&clk_pxa25x_gpio12, NULL, "GPIO12_CLK"),
INIT_CLKREG(&clk_pxa25x_mem, "pxa2xx-pcmcia", NULL),
INIT_CLKREG(&clk_dummy, "pxa-gpio", NULL),
#ifdef CONFIG_CPU_PXA26x
INIT_CLKREG(&clk_dummy, "pxa26x-gpio", NULL),
#else
INIT_CLKREG(&clk_dummy, "pxa25x-gpio", NULL),
#endif
INIT_CLKREG(&clk_dummy, "sa1100-rtc", NULL),
};
@ -375,7 +379,7 @@ static int __init pxa25x_init(void)
register_syscore_ops(&pxa2xx_mfp_syscore_ops);
register_syscore_ops(&pxa2xx_clock_syscore_ops);
pxa_register_device(&pxa_device_gpio, &pxa25x_gpio_info);
pxa_register_device(&pxa25x_device_gpio, &pxa25x_gpio_info);
ret = platform_add_devices(pxa25x_devices,
ARRAY_SIZE(pxa25x_devices));
if (ret)

4
arch/arm/mach-pxa/pxa27x.c
View File

@ -237,7 +237,7 @@ static struct clk_lookup pxa27x_clkregs[] = {
INIT_CLKREG(&clk_pxa27x_im, NULL, "IMCLK"),
INIT_CLKREG(&clk_pxa27x_memc, NULL, "MEMCLK"),
INIT_CLKREG(&clk_pxa27x_mem, "pxa2xx-pcmcia", NULL),
INIT_CLKREG(&clk_dummy, "pxa-gpio", NULL),
INIT_CLKREG(&clk_dummy, "pxa27x-gpio", NULL),
INIT_CLKREG(&clk_dummy, "sa1100-rtc", NULL),
};
@ -470,7 +470,7 @@ static int __init pxa27x_init(void)
register_syscore_ops(&pxa2xx_mfp_syscore_ops);
register_syscore_ops(&pxa2xx_clock_syscore_ops);
pxa_register_device(&pxa_device_gpio, &pxa27x_gpio_info);
pxa_register_device(&pxa27x_device_gpio, &pxa27x_gpio_info);
ret = platform_add_devices(devices, ARRAY_SIZE(devices));
}

14
arch/arm/mach-pxa/pxa3xx.c
View File

@ -92,7 +92,8 @@ static struct clk_lookup pxa3xx_clkregs[] = {
INIT_CLKREG(&clk_pxa3xx_mmc1, "pxa2xx-mci.0", NULL),
INIT_CLKREG(&clk_pxa3xx_mmc2, "pxa2xx-mci.1", NULL),
INIT_CLKREG(&clk_pxa3xx_smemc, "pxa2xx-pcmcia", NULL),
INIT_CLKREG(&clk_pxa3xx_gpio, "pxa-gpio", NULL),
INIT_CLKREG(&clk_pxa3xx_gpio, "pxa3xx-gpio", NULL),
INIT_CLKREG(&clk_pxa3xx_gpio, "pxa93x-gpio", NULL),
INIT_CLKREG(&clk_dummy, "sa1100-rtc", NULL),
};
@ -436,7 +437,6 @@ void __init pxa3xx_set_i2c_power_info(struct i2c_pxa_platform_data *info)
}
static struct platform_device *devices[] __initdata = {
&pxa_device_gpio,
&pxa27x_device_udc,
&pxa_device_pmu,
&pxa_device_i2s,
@ -482,8 +482,14 @@ static int __init pxa3xx_init(void)
register_syscore_ops(&pxa3xx_mfp_syscore_ops);
register_syscore_ops(&pxa3xx_clock_syscore_ops);
if (!of_have_populated_dt())
ret = platform_add_devices(devices, ARRAY_SIZE(devices));
if (of_have_populated_dt())
return 0;
ret = platform_add_devices(devices, ARRAY_SIZE(devices));
if (ret)
return ret;
if (cpu_is_pxa300() || cpu_is_pxa310() || cpu_is_pxa320())
ret = platform_device_register(&pxa3xx_device_gpio);
}
return ret;

5
arch/arm/mach-pxa/pxa930.c
View File

@ -18,6 +18,8 @@
#include <mach/pxa930.h>
#include "devices.h"
static struct mfp_addr_map pxa930_mfp_addr_map[] __initdata = {
MFP_ADDR(GPIO0, 0x02e0),
@ -192,9 +194,12 @@ static struct mfp_addr_map pxa935_mfp_addr_map[] __initdata = {
static int __init pxa930_init(void)
{
int ret = 0;
if (cpu_is_pxa93x()) {
mfp_init_base(io_p2v(MFPR_BASE));
mfp_init_addr(pxa930_mfp_addr_map);
ret = platform_device_register(&pxa93x_device_gpio);
}
if (cpu_is_pxa935())

2
drivers/clk/mmp/clk-mmp2.c
View File

@ -221,7 +221,7 @@ void __init mmp2_clk_init(void)
clk = mmp_clk_register_apbc("gpio", "vctcxo",
apbc_base + APBC_GPIO, 10, 0, &clk_lock);
clk_register_clkdev(clk, NULL, "pxa-gpio");
clk_register_clkdev(clk, NULL, "mmp2-gpio");
clk = mmp_clk_register_apbc("kpc", "clk32",
apbc_base + APBC_KPC, 10, 0, &clk_lock);

2
drivers/clk/mmp/clk-pxa168.c
View File

@ -172,7 +172,7 @@ void __init pxa168_clk_init(void)
clk = mmp_clk_register_apbc("gpio", "vctcxo",
apbc_base + APBC_GPIO, 10, 0, &clk_lock);
clk_register_clkdev(clk, NULL, "pxa-gpio");
clk_register_clkdev(clk, NULL, "mmp-gpio");
clk = mmp_clk_register_apbc("kpc", "clk32",
apbc_base + APBC_KPC, 10, 0, &clk_lock);

2
drivers/clk/mmp/clk-pxa910.c
View File

@ -177,7 +177,7 @@ void __init pxa910_clk_init(void)
clk = mmp_clk_register_apbc("gpio", "vctcxo",
apbc_base + APBC_GPIO, 10, 0, &clk_lock);
clk_register_clkdev(clk, NULL, "pxa-gpio");
clk_register_clkdev(clk, NULL, "mmp-gpio");
clk = mmp_clk_register_apbc("kpc", "clk32",
apbc_base + APBC_KPC, 10, 0, &clk_lock);

106
drivers/gpio/gpio-pxa.c
View File

@ -86,20 +86,61 @@ struct pxa_gpio_chip {
#endif
};
enum {
enum pxa_gpio_type {
PXA25X_GPIO = 0,
PXA26X_GPIO,
PXA27X_GPIO,
PXA3XX_GPIO,
PXA93X_GPIO,
MMP_GPIO = 0x10,
MMP2_GPIO,
};
struct pxa_gpio_id {
enum pxa_gpio_type type;
int gpio_nums;
};
static DEFINE_SPINLOCK(gpio_lock);
static struct pxa_gpio_chip *pxa_gpio_chips;
static int gpio_type;
static enum pxa_gpio_type gpio_type;
static void __iomem *gpio_reg_base;
static struct pxa_gpio_id pxa25x_id = {
.type = PXA25X_GPIO,
.gpio_nums = 85,
};
static struct pxa_gpio_id pxa26x_id = {
.type = PXA26X_GPIO,
.gpio_nums = 90,
};
static struct pxa_gpio_id pxa27x_id = {
.type = PXA27X_GPIO,
.gpio_nums = 121,
};
static struct pxa_gpio_id pxa3xx_id = {
.type = PXA3XX_GPIO,
.gpio_nums = 128,
};
static struct pxa_gpio_id pxa93x_id = {
.type = PXA93X_GPIO,
.gpio_nums = 192,
};
static struct pxa_gpio_id mmp_id = {
.type = MMP_GPIO,
.gpio_nums = 128,
};
static struct pxa_gpio_id mmp2_id = {
.type = MMP2_GPIO,
.gpio_nums = 192,
};
#define for_each_gpio_chip(i, c) \
for (i = 0, c = &pxa_gpio_chips[0]; i <= pxa_last_gpio; i += 32, c++)
@ -432,40 +473,27 @@ static struct irq_chip pxa_muxed_gpio_chip = {
.irq_set_wake = pxa_gpio_set_wake,
};
static int pxa_gpio_nums(void)
static int pxa_gpio_nums(struct platform_device *pdev)
{
const struct platform_device_id *id = platform_get_device_id(pdev);
struct pxa_gpio_id *pxa_id = (struct pxa_gpio_id *)id->driver_data;
int count = 0;
#ifdef CONFIG_ARCH_PXA
if (cpu_is_pxa25x()) {
#ifdef CONFIG_CPU_PXA26x
count = 89;
gpio_type = PXA26X_GPIO;
#elif defined(CONFIG_PXA25x)
count = 84;
gpio_type = PXA26X_GPIO;
#endif /* CONFIG_CPU_PXA26x */
} else if (cpu_is_pxa27x()) {
count = 120;
gpio_type = PXA27X_GPIO;
} else if (cpu_is_pxa93x()) {
count = 191;
gpio_type = PXA93X_GPIO;
} else if (cpu_is_pxa3xx()) {
count = 127;
gpio_type = PXA3XX_GPIO;
switch (pxa_id->type) {
case PXA25X_GPIO:
case PXA26X_GPIO:
case PXA27X_GPIO:
case PXA3XX_GPIO:
case PXA93X_GPIO:
case MMP_GPIO:
case MMP2_GPIO:
gpio_type = pxa_id->type;
count = pxa_id->gpio_nums - 1;
break;
default:
count = -EINVAL;
break;
}
#endif /* CONFIG_ARCH_PXA */
#ifdef CONFIG_ARCH_MMP
if (cpu_is_pxa168() || cpu_is_pxa910()) {
count = 127;
gpio_type = MMP_GPIO;
} else if (cpu_is_mmp2()) {
count = 191;
gpio_type = MMP_GPIO;
}
#endif /* CONFIG_ARCH_MMP */
return count;
}
@ -548,7 +576,7 @@ static int pxa_gpio_probe(struct platform_device *pdev)
ret = pxa_gpio_probe_dt(pdev);
if (ret < 0) {
pxa_last_gpio = pxa_gpio_nums();
pxa_last_gpio = pxa_gpio_nums(pdev);
#ifdef CONFIG_ARCH_PXA
if (gpio_is_pxa_type(gpio_type))
irq_base = PXA_GPIO_TO_IRQ(0);
@ -635,12 +663,24 @@ static int pxa_gpio_probe(struct platform_device *pdev)
return 0;
}
static const struct platform_device_id gpio_id_table[] = {
{ "pxa25x-gpio", (unsigned long)&pxa25x_id },
{ "pxa26x-gpio", (unsigned long)&pxa26x_id },
{ "pxa27x-gpio", (unsigned long)&pxa27x_id },
{ "pxa3xx-gpio", (unsigned long)&pxa3xx_id },
{ "pxa93x-gpio", (unsigned long)&pxa93x_id },
{ "mmp-gpio", (unsigned long)&mmp_id },
{ "mmp2-gpio", (unsigned long)&mmp2_id },
{ },
};
static struct platform_driver pxa_gpio_driver = {
.probe = pxa_gpio_probe,
.driver = {
.name = "pxa-gpio",
.of_match_table = of_match_ptr(pxa_gpio_dt_ids),
},
.id_table = gpio_id_table,
};
module_platform_driver(pxa_gpio_driver);