---

yaml --- r: 281794 b: refs/heads/master c: 58a2737 h: refs/heads/master v: v3
git-mirror · Nov 23, 2011 · ca0dff3 · ca0dff3
1 parent 0069370
commit ca0dff3
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Showing 98 changed files with 810 additions and 717 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0116da4fcc1ae8a80d9002441e98768f2a6fa2fe
+refs/heads/master: 58a273745fbb2fbd01d26e7a60f0acc8c1d99469
diff --git a/trunk/arch/arm/Kconfig b/trunk/arch/arm/Kconfig
@@ -591,6 +591,7 @@ config ARCH_MMP
 	select ARCH_REQUIRE_GPIOLIB
 	select CLKDEV_LOOKUP
 	select GENERIC_CLOCKEVENTS
+	select GPIO_PXA
 	select HAVE_SCHED_CLOCK
 	select TICK_ONESHOT
 	select PLAT_PXA
@@ -673,6 +674,7 @@ config ARCH_PXA
 	select CLKSRC_MMIO
 	select ARCH_REQUIRE_GPIOLIB
 	select GENERIC_CLOCKEVENTS
+	select GPIO_PXA
 	select HAVE_SCHED_CLOCK
 	select TICK_ONESHOT
 	select PLAT_PXA

diff --git a/trunk/arch/arm/mach-mmp/aspenite.c b/trunk/arch/arm/mach-mmp/aspenite.c
@@ -120,8 +120,8 @@ static struct resource smc91x_resources[] = {
 		.flags	= IORESOURCE_MEM,
 	},
 	[1] = {
-		.start	= gpio_to_irq(27),
-		.end	= gpio_to_irq(27),
+		.start	= MMP_GPIO_TO_IRQ(27),
+		.end	= MMP_GPIO_TO_IRQ(27),
 		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
 	}
 };
@@ -232,6 +232,7 @@ static void __init common_init(void)
 	pxa168_add_nand(&aspenite_nand_info);
 	pxa168_add_fb(&aspenite_lcd_info);
 	pxa168_add_keypad(&aspenite_keypad_info);
+	platform_device_register(&pxa168_device_gpio);
 
 	/* off-chip devices */
 	platform_device_register(&smc91x_device);

diff --git a/trunk/arch/arm/mach-mmp/avengers_lite.c b/trunk/arch/arm/mach-mmp/avengers_lite.c
@@ -38,6 +38,7 @@ static void __init avengers_lite_init(void)
 
 	/* on-chip devices */
 	pxa168_add_uart(2);
+	platform_device_register(&pxa168_device_gpio);
 }
 
 MACHINE_START(AVENGERS_LITE, "PXA168 Avengers lite Development Platform")

diff --git a/trunk/arch/arm/mach-mmp/brownstone.c b/trunk/arch/arm/mach-mmp/brownstone.c
@@ -202,6 +202,7 @@ static void __init brownstone_init(void)
 	/* on-chip devices */
 	mmp2_add_uart(1);
 	mmp2_add_uart(3);
+	platform_device_register(&mmp2_device_gpio);
 	mmp2_add_twsi(1, NULL, ARRAY_AND_SIZE(brownstone_twsi1_info));
 	mmp2_add_sdhost(0, &mmp2_sdh_platdata_mmc0); /* SD/MMC */
 	mmp2_add_sdhost(2, &mmp2_sdh_platdata_mmc2); /* eMMC */

diff --git a/trunk/arch/arm/mach-mmp/flint.c b/trunk/arch/arm/mach-mmp/flint.c
@@ -87,8 +87,8 @@ static struct resource smc91x_resources[] = {
 		.flags  = IORESOURCE_MEM,
 	},
 	[1] = {
-		.start  = gpio_to_irq(155),
-		.end    = gpio_to_irq(155),
+		.start  = MMP_GPIO_TO_IRQ(155),
+		.end    = MMP_GPIO_TO_IRQ(155),
 		.flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
 	}
 };
@@ -110,6 +110,7 @@ static void __init flint_init(void)
 	/* on-chip devices */
 	mmp2_add_uart(1);
 	mmp2_add_uart(2);
+	platform_device_register(&mmp2_device_gpio);
 
 	/* off-chip devices */
 	platform_device_register(&smc91x_device);

diff --git a/trunk/arch/arm/mach-mmp/gplugd.c b/trunk/arch/arm/mach-mmp/gplugd.c
@@ -184,6 +184,7 @@ static void __init gplugd_init(void)
 	pxa168_add_uart(3);
 	pxa168_add_ssp(0);
 	pxa168_add_twsi(0, NULL, ARRAY_AND_SIZE(gplugd_i2c_board_info));
+	platform_device_register(&pxa168_device_gpio);
 
 	pxa168_add_eth(&gplugd_eth_platform_data);
 }

diff --git a/trunk/arch/arm/mach-mmp/include/mach/gpio-pxa.h b/trunk/arch/arm/mach-mmp/include/mach/gpio-pxa.h
@@ -2,15 +2,14 @@
 #define __ASM_MACH_GPIO_PXA_H
 
 #include <mach/addr-map.h>
+#include <mach/cputype.h>
 #include <mach/irqs.h>
 
 #define GPIO_REGS_VIRT	(APB_VIRT_BASE + 0x19000)
 
 #define BANK_OFF(n)	(((n) < 3) ? (n) << 2 : 0x100 + (((n) - 3) << 2))
 #define GPIO_REG(x)	(GPIO_REGS_VIRT + (x))
 
-#define NR_BUILTIN_GPIO		IRQ_GPIO_NUM
-
 #define gpio_to_bank(gpio)	((gpio) >> 5)
 
 /* NOTE: these macros are defined here to make optimization of

diff --git a/trunk/arch/arm/mach-mmp/include/mach/gpio.h b/trunk/arch/arm/mach-mmp/include/mach/gpio.h
@@ -3,11 +3,6 @@
 
 #include <asm-generic/gpio.h>
 
-#define gpio_to_irq(gpio)	(IRQ_GPIO_START + (gpio))
-#define irq_to_gpio(irq)	((irq) - IRQ_GPIO_START)
+#include <mach/cputype.h>
 
-#define __gpio_is_inverted(gpio)	(0)
-#define __gpio_is_occupied(gpio)	(0)
-
-#include <plat/gpio.h>
 #endif /* __ASM_MACH_GPIO_H */
diff --git a/trunk/arch/arm/mach-mmp/include/mach/irqs.h b/trunk/arch/arm/mach-mmp/include/mach/irqs.h
@@ -219,10 +219,10 @@
 #define IRQ_MMP2_MUX_END		(IRQ_MMP2_SSP_BASE + 2)
 
 #define IRQ_GPIO_START			128
-#define IRQ_GPIO_NUM			192
-#define IRQ_GPIO(x)			(IRQ_GPIO_START + (x))
+#define MMP_NR_BUILTIN_GPIO		192
+#define MMP_GPIO_TO_IRQ(gpio)		(IRQ_GPIO_START + (gpio))
 
-#define IRQ_BOARD_START			(IRQ_GPIO_START + IRQ_GPIO_NUM)
+#define IRQ_BOARD_START			(IRQ_GPIO_START + MMP_NR_BUILTIN_GPIO)
 
 #define NR_IRQS				(IRQ_BOARD_START)
 

diff --git a/trunk/arch/arm/mach-mmp/include/mach/mmp2.h b/trunk/arch/arm/mach-mmp/include/mach/mmp2.h
@@ -32,6 +32,8 @@ extern struct pxa_device_desc mmp2_device_sdh3;
 extern struct pxa_device_desc mmp2_device_asram;
 extern struct pxa_device_desc mmp2_device_isram;
 
+extern struct platform_device mmp2_device_gpio;
+
 static inline int mmp2_add_uart(int id)
 {
 	struct pxa_device_desc *d = NULL;

diff --git a/trunk/arch/arm/mach-mmp/include/mach/pxa168.h b/trunk/arch/arm/mach-mmp/include/mach/pxa168.h
@@ -42,6 +42,8 @@ struct pxa168_usb_pdata {
 /* pdata can be NULL */
 int __init pxa168_add_usb_host(struct pxa168_usb_pdata *pdata);
 
+extern struct platform_device pxa168_device_gpio;
+
 static inline int pxa168_add_uart(int id)
 {
 	struct pxa_device_desc *d = NULL;

diff --git a/trunk/arch/arm/mach-mmp/include/mach/pxa910.h b/trunk/arch/arm/mach-mmp/include/mach/pxa910.h
@@ -21,6 +21,8 @@ extern struct pxa_device_desc pxa910_device_pwm3;
 extern struct pxa_device_desc pxa910_device_pwm4;
 extern struct pxa_device_desc pxa910_device_nand;
 
+extern struct platform_device pxa910_device_gpio;
+
 static inline int pxa910_add_uart(int id)
 {
 	struct pxa_device_desc *d = NULL;

diff --git a/trunk/arch/arm/mach-mmp/mmp2.c b/trunk/arch/arm/mach-mmp/mmp2.c
@@ -13,6 +13,7 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/io.h>
+#include <linux/platform_device.h>
 
 #include <asm/hardware/cache-tauros2.h>
 
@@ -24,7 +25,6 @@
 #include <mach/irqs.h>
 #include <mach/dma.h>
 #include <mach/mfp.h>
-#include <mach/gpio-pxa.h>
 #include <mach/devices.h>
 #include <mach/mmp2.h>
 
@@ -33,8 +33,6 @@
 
 #define MFPR_VIRT_BASE	(APB_VIRT_BASE + 0x1e000)
 
-#define APMASK(i)	(GPIO_REGS_VIRT + BANK_OFF(i) + 0x9c)
-
 static struct mfp_addr_map mmp2_addr_map[] __initdata = {
 
 	MFP_ADDR_X(GPIO0, GPIO58, 0x54),
@@ -95,24 +93,9 @@ void mmp2_clear_pmic_int(void)
 	__raw_writel(data, mfpr_pmic);
 }
 
-static void __init mmp2_init_gpio(void)
-{
-	int i;
-
-	/* enable GPIO clock */
-	__raw_writel(APBC_APBCLK | APBC_FNCLK, APBC_MMP2_GPIO);
-
-	/* unmask GPIO edge detection for all 6 banks -- APMASKx */
-	for (i = 0; i < 6; i++)
-		__raw_writel(0xffffffff, APMASK(i));
-
-	pxa_init_gpio(IRQ_MMP2_GPIO, 0, 167, NULL);
-}
-
 void __init mmp2_init_irq(void)
 {
 	mmp2_init_icu();
-	mmp2_init_gpio();
 }
 
 static void sdhc_clk_enable(struct clk *clk)
@@ -149,6 +132,7 @@ static APBC_CLK(twsi3, MMP2_TWSI3, 0, 26000000);
 static APBC_CLK(twsi4, MMP2_TWSI4, 0, 26000000);
 static APBC_CLK(twsi5, MMP2_TWSI5, 0, 26000000);
 static APBC_CLK(twsi6, MMP2_TWSI6, 0, 26000000);
+static APBC_CLK(gpio, MMP2_GPIO, 0, 26000000);
 
 static APMU_CLK(nand, NAND, 0xbf, 100000000);
 static APMU_CLK_OPS(sdh0, SDH0, 0x1b, 200000000, &sdhc_clk_ops);
@@ -168,6 +152,7 @@ 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_sdh0, "sdhci-pxav3.0", "PXA-SDHCLK"),
 	INIT_CLKREG(&clk_sdh1, "sdhci-pxav3.1", "PXA-SDHCLK"),
 	INIT_CLKREG(&clk_sdh2, "sdhci-pxav3.2", "PXA-SDHCLK"),
@@ -230,3 +215,21 @@ MMP2_DEVICE(asram, "asram", -1, NONE, 0xe0000000, 0x4000);
 /* 0xd1000000 ~ 0xd101ffff is reserved for secure processor */
 MMP2_DEVICE(isram, "isram", -1, NONE, 0xd1020000, 0x18000);
 
+struct resource mmp2_resource_gpio[] = {
+	{
+		.start	= 0xd4019000,
+		.end	= 0xd4019fff,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.start	= IRQ_MMP2_GPIO,
+		.end	= IRQ_MMP2_GPIO,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device mmp2_device_gpio = {
+	.name		= "pxa-gpio",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(mmp2_resource_gpio),
+	.resource	= mmp2_resource_gpio,
+};
diff --git a/trunk/arch/arm/mach-mmp/pxa168.c b/trunk/arch/arm/mach-mmp/pxa168.c
@@ -13,14 +13,14 @@
 #include <linux/list.h>
 #include <linux/io.h>
 #include <linux/clk.h>
+#include <linux/platform_device.h>
 
 #include <asm/mach/time.h>
 #include <mach/addr-map.h>
 #include <mach/cputype.h>
 #include <mach/regs-apbc.h>
 #include <mach/regs-apmu.h>
 #include <mach/irqs.h>
-#include <mach/gpio-pxa.h>
 #include <mach/dma.h>
 #include <mach/devices.h>
 #include <mach/mfp.h>
@@ -43,26 +43,9 @@ static struct mfp_addr_map pxa168_mfp_addr_map[] __initdata =
 	MFP_ADDR_END,
 };
 
-#define APMASK(i)	(GPIO_REGS_VIRT + BANK_OFF(i) + 0x09c)
-
-static void __init pxa168_init_gpio(void)
-{
-	int i;
-
-	/* enable GPIO clock */
-	__raw_writel(APBC_APBCLK | APBC_FNCLK, APBC_PXA168_GPIO);
-
-	/* unmask GPIO edge detection for all 4 banks - APMASKx */
-	for (i = 0; i < 4; i++)
-		__raw_writel(0xffffffff, APMASK(i));
-
-	pxa_init_gpio(IRQ_PXA168_GPIOX, 0, 127, NULL);
-}
-
 void __init pxa168_init_irq(void)
 {
 	icu_init_irq();
-	pxa168_init_gpio();
 }
 
 /* APB peripheral clocks */
@@ -80,6 +63,7 @@ static APBC_CLK(ssp2, PXA168_SSP2, 4, 0);
 static APBC_CLK(ssp3, PXA168_SSP3, 4, 0);
 static APBC_CLK(ssp4, PXA168_SSP4, 4, 0);
 static APBC_CLK(ssp5, PXA168_SSP5, 4, 0);
+static APBC_CLK(gpio, PXA168_GPIO, 0, 13000000);
 static APBC_CLK(keypad, PXA168_KPC, 0, 32000);
 
 static APMU_CLK(nand, NAND, 0x19b, 156000000);
@@ -105,6 +89,7 @@ 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_keypad, "pxa27x-keypad", NULL),
 	INIT_CLKREG(&clk_eth, "pxa168-eth", "MFUCLK"),
 	INIT_CLKREG(&clk_usb, "pxa168-ehci", "PXA168-USBCLK"),
@@ -174,6 +159,25 @@ PXA168_DEVICE(fb, "pxa168-fb", -1, LCD, 0xd420b000, 0x1c8);
 PXA168_DEVICE(keypad, "pxa27x-keypad", -1, KEYPAD, 0xd4012000, 0x4c);
 PXA168_DEVICE(eth, "pxa168-eth", -1, MFU, 0xc0800000, 0x0fff);
 
+struct resource pxa168_resource_gpio[] = {
+	{
+		.start	= 0xd4019000,
+		.end	= 0xd4019fff,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.start	= IRQ_PXA168_GPIOX,
+		.end	= IRQ_PXA168_GPIOX,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device pxa168_device_gpio = {
+	.name		= "pxa-gpio",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(pxa168_resource_gpio),
+	.resource	= pxa168_resource_gpio,
+};
+
 struct resource pxa168_usb_host_resources[] = {
 	/* USB Host conroller register base */
 	[0] = {