ARM: pxa: remove cpu_is_xxx in gpio driver
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>
diff --git a/arch/arm/mach-mmp/clock-mmp2.c b/arch/arm/mach-mmp/clock-mmp2.c
index 21d2200..53d77cb 100644
--- a/arch/arm/mach-mmp/clock-mmp2.c
+++ b/arch/arm/mach-mmp/clock-mmp2.c
@@ -98,7 +98,7 @@
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"),
diff --git a/arch/arm/mach-mmp/clock-pxa168.c b/arch/arm/mach-mmp/clock-pxa168.c
index 5e6c18c..c572f21 100644
--- a/arch/arm/mach-mmp/clock-pxa168.c
+++ b/arch/arm/mach-mmp/clock-pxa168.c
@@ -78,7 +78,7 @@
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"),
diff --git a/arch/arm/mach-mmp/clock-pxa910.c b/arch/arm/mach-mmp/clock-pxa910.c
index 933ea71..379e1df 100644
--- a/arch/arm/mach-mmp/clock-pxa910.c
+++ b/arch/arm/mach-mmp/clock-pxa910.c
@@ -56,7 +56,7 @@
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),
};
diff --git a/arch/arm/mach-mmp/mmp-dt.c b/arch/arm/mach-mmp/mmp-dt.c
index d063efa..5b890b6 100644
--- a/arch/arm/mach-mmp/mmp-dt.c
+++ b/arch/arm/mach-mmp/mmp-dt.c
@@ -28,7 +28,7 @@
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 @@
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),
{}
};
diff --git a/arch/arm/mach-mmp/mmp2-dt.c b/arch/arm/mach-mmp/mmp2-dt.c
index fad431a..924b6e8 100644
--- a/arch/arm/mach-mmp/mmp2-dt.c
+++ b/arch/arm/mach-mmp/mmp2-dt.c
@@ -31,7 +31,7 @@
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),
{}
};
diff --git a/arch/arm/mach-mmp/mmp2.c b/arch/arm/mach-mmp/mmp2.c
index d94d114..c7592f1 100644
--- a/arch/arm/mach-mmp/mmp2.c
+++ b/arch/arm/mach-mmp/mmp2.c
@@ -164,7 +164,7 @@
};
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,
diff --git a/arch/arm/mach-mmp/pxa168.c b/arch/arm/mach-mmp/pxa168.c
index 9bc7b86..a30dcf3 100644
--- a/arch/arm/mach-mmp/pxa168.c
+++ b/arch/arm/mach-mmp/pxa168.c
@@ -125,7 +125,7 @@
};
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,
diff --git a/arch/arm/mach-mmp/pxa910.c b/arch/arm/mach-mmp/pxa910.c
index 36cb321..ce6393a 100644
--- a/arch/arm/mach-mmp/pxa910.c
+++ b/arch/arm/mach-mmp/pxa910.c
@@ -152,7 +152,7 @@
};
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,
diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c
index daa86d3..6660943 100644
--- a/arch/arm/mach-pxa/devices.c
+++ b/arch/arm/mach-pxa/devices.c
@@ -1107,8 +1107,33 @@
},
};
-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,
diff --git a/arch/arm/mach-pxa/devices.h b/arch/arm/mach-pxa/devices.h
index 1475db1..0f3fd0d 100644
--- a/arch/arm/mach-pxa/devices.h
+++ b/arch/arm/mach-pxa/devices.h
@@ -16,7 +16,6 @@
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_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);
diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c
index 3f5171e..e31a881 100644
--- a/arch/arm/mach-pxa/pxa25x.c
+++ b/arch/arm/mach-pxa/pxa25x.c
@@ -208,7 +208,11 @@
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 @@
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)
diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c
index 3203a9f..7635ec5 100644
--- a/arch/arm/mach-pxa/pxa27x.c
+++ b/arch/arm/mach-pxa/pxa27x.c
@@ -237,7 +237,7 @@
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 @@
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));
}
diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c
index 656a1bb..572666a 100644
--- a/arch/arm/mach-pxa/pxa3xx.c
+++ b/arch/arm/mach-pxa/pxa3xx.c
@@ -92,7 +92,8 @@
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 @@
}
static struct platform_device *devices[] __initdata = {
- &pxa_device_gpio,
&pxa27x_device_udc,
&pxa_device_pmu,
&pxa_device_i2s,
@@ -482,8 +482,14 @@
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;
diff --git a/arch/arm/mach-pxa/pxa930.c b/arch/arm/mach-pxa/pxa930.c
index 8aeacf9..4693a78 100644
--- a/arch/arm/mach-pxa/pxa930.c
+++ b/arch/arm/mach-pxa/pxa930.c
@@ -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 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())
diff --git a/drivers/clk/mmp/clk-mmp2.c b/drivers/clk/mmp/clk-mmp2.c
index ade4358..d1f1a19 100644
--- a/drivers/clk/mmp/clk-mmp2.c
+++ b/drivers/clk/mmp/clk-mmp2.c
@@ -221,7 +221,7 @@
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);
diff --git a/drivers/clk/mmp/clk-pxa168.c b/drivers/clk/mmp/clk-pxa168.c
index e8d036c..28b3b51 100644
--- a/drivers/clk/mmp/clk-pxa168.c
+++ b/drivers/clk/mmp/clk-pxa168.c
@@ -172,7 +172,7 @@
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);
diff --git a/drivers/clk/mmp/clk-pxa910.c b/drivers/clk/mmp/clk-pxa910.c
index 7048c31..6ec0569 100644
--- a/drivers/clk/mmp/clk-pxa910.c
+++ b/drivers/clk/mmp/clk-pxa910.c
@@ -177,7 +177,7 @@
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);
diff --git a/drivers/gpio/gpio-pxa.c b/drivers/gpio/gpio-pxa.c
index 9cc108d..fe74b0c 100644
--- a/drivers/gpio/gpio-pxa.c
+++ b/drivers/gpio/gpio-pxa.c
@@ -86,20 +86,61 @@
#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 @@
.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 @@
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 @@
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);