gpio: Move the s5pv210 GPIO to drivers/gpio
authorKyungmin Park <kyungmin.park@samsung.com>
Mon, 23 May 2011 08:27:51 +0000 (17:27 +0900)
committerGrant Likely <grant.likely@secretlab.ca>
Thu, 26 May 2011 23:33:37 +0000 (17:33 -0600)
Move the Samsung s5pv210 SoC GPIO driver to drivers/gpio

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
arch/arm/mach-s5pv210/Makefile
arch/arm/mach-s5pv210/gpiolib.c [deleted file]
drivers/gpio/Kconfig
drivers/gpio/Makefile
drivers/gpio/gpio-s5pv210.c [new file with mode: 0644]

index 11f17907b4e8ff7024400975851f74fc04f5617b..50907aca006c4d49d70432cca4fe09e69310158a 100644 (file)
@@ -12,7 +12,7 @@ obj-                          :=
 
 # Core support for S5PV210 system
 
-obj-$(CONFIG_CPU_S5PV210)      += cpu.o init.o clock.o dma.o gpiolib.o
+obj-$(CONFIG_CPU_S5PV210)      += cpu.o init.o clock.o dma.o
 obj-$(CONFIG_CPU_S5PV210)      += setup-i2c0.o
 obj-$(CONFIG_S5PV210_PM)       += pm.o sleep.o
 obj-$(CONFIG_CPU_FREQ)         += cpufreq.o
diff --git a/arch/arm/mach-s5pv210/gpiolib.c b/arch/arm/mach-s5pv210/gpiolib.c
deleted file mode 100644 (file)
index 1ba20a7..0000000
+++ /dev/null
@@ -1,288 +0,0 @@
-/* linux/arch/arm/mach-s5pv210/gpiolib.c
- *
- * Copyright (c) 2010 Samsung Electronics Co., Ltd.
- *             http://www.samsung.com/
- *
- * S5PV210 - GPIOlib support
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/kernel.h>
-#include <linux/irq.h>
-#include <linux/io.h>
-#include <linux/gpio.h>
-#include <plat/gpio-core.h>
-#include <plat/gpio-cfg.h>
-#include <plat/gpio-cfg-helpers.h>
-#include <mach/map.h>
-
-static struct s3c_gpio_cfg gpio_cfg = {
-       .set_config     = s3c_gpio_setcfg_s3c64xx_4bit,
-       .set_pull       = s3c_gpio_setpull_updown,
-       .get_pull       = s3c_gpio_getpull_updown,
-};
-
-static struct s3c_gpio_cfg gpio_cfg_noint = {
-       .set_config     = s3c_gpio_setcfg_s3c64xx_4bit,
-       .set_pull       = s3c_gpio_setpull_updown,
-       .get_pull       = s3c_gpio_getpull_updown,
-};
-
-/* GPIO bank's base address given the index of the bank in the
- * list of all gpio banks.
- */
-#define S5PV210_BANK_BASE(bank_nr)     (S5P_VA_GPIO + ((bank_nr) * 0x20))
-
-/*
- * Following are the gpio banks in v210.
- *
- * The 'config' member when left to NULL, is initialized to the default
- * structure gpio_cfg in the init function below.
- *
- * The 'base' member is also initialized in the init function below.
- * Note: The initialization of 'base' member of s3c_gpio_chip structure
- * uses the above macro and depends on the banks being listed in order here.
- */
-static struct s3c_gpio_chip s5pv210_gpio_4bit[] = {
-       {
-               .chip   = {
-                       .base   = S5PV210_GPA0(0),
-                       .ngpio  = S5PV210_GPIO_A0_NR,
-                       .label  = "GPA0",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPA1(0),
-                       .ngpio  = S5PV210_GPIO_A1_NR,
-                       .label  = "GPA1",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPB(0),
-                       .ngpio  = S5PV210_GPIO_B_NR,
-                       .label  = "GPB",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPC0(0),
-                       .ngpio  = S5PV210_GPIO_C0_NR,
-                       .label  = "GPC0",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPC1(0),
-                       .ngpio  = S5PV210_GPIO_C1_NR,
-                       .label  = "GPC1",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPD0(0),
-                       .ngpio  = S5PV210_GPIO_D0_NR,
-                       .label  = "GPD0",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPD1(0),
-                       .ngpio  = S5PV210_GPIO_D1_NR,
-                       .label  = "GPD1",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPE0(0),
-                       .ngpio  = S5PV210_GPIO_E0_NR,
-                       .label  = "GPE0",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPE1(0),
-                       .ngpio  = S5PV210_GPIO_E1_NR,
-                       .label  = "GPE1",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPF0(0),
-                       .ngpio  = S5PV210_GPIO_F0_NR,
-                       .label  = "GPF0",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPF1(0),
-                       .ngpio  = S5PV210_GPIO_F1_NR,
-                       .label  = "GPF1",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPF2(0),
-                       .ngpio  = S5PV210_GPIO_F2_NR,
-                       .label  = "GPF2",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPF3(0),
-                       .ngpio  = S5PV210_GPIO_F3_NR,
-                       .label  = "GPF3",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPG0(0),
-                       .ngpio  = S5PV210_GPIO_G0_NR,
-                       .label  = "GPG0",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPG1(0),
-                       .ngpio  = S5PV210_GPIO_G1_NR,
-                       .label  = "GPG1",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPG2(0),
-                       .ngpio  = S5PV210_GPIO_G2_NR,
-                       .label  = "GPG2",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPG3(0),
-                       .ngpio  = S5PV210_GPIO_G3_NR,
-                       .label  = "GPG3",
-               },
-       }, {
-               .config = &gpio_cfg_noint,
-               .chip   = {
-                       .base   = S5PV210_GPI(0),
-                       .ngpio  = S5PV210_GPIO_I_NR,
-                       .label  = "GPI",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPJ0(0),
-                       .ngpio  = S5PV210_GPIO_J0_NR,
-                       .label  = "GPJ0",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPJ1(0),
-                       .ngpio  = S5PV210_GPIO_J1_NR,
-                       .label  = "GPJ1",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPJ2(0),
-                       .ngpio  = S5PV210_GPIO_J2_NR,
-                       .label  = "GPJ2",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPJ3(0),
-                       .ngpio  = S5PV210_GPIO_J3_NR,
-                       .label  = "GPJ3",
-               },
-       }, {
-               .chip   = {
-                       .base   = S5PV210_GPJ4(0),
-                       .ngpio  = S5PV210_GPIO_J4_NR,
-                       .label  = "GPJ4",
-               },
-       }, {
-               .config = &gpio_cfg_noint,
-               .chip   = {
-                       .base   = S5PV210_MP01(0),
-                       .ngpio  = S5PV210_GPIO_MP01_NR,
-                       .label  = "MP01",
-               },
-       }, {
-               .config = &gpio_cfg_noint,
-               .chip   = {
-                       .base   = S5PV210_MP02(0),
-                       .ngpio  = S5PV210_GPIO_MP02_NR,
-                       .label  = "MP02",
-               },
-       }, {
-               .config = &gpio_cfg_noint,
-               .chip   = {
-                       .base   = S5PV210_MP03(0),
-                       .ngpio  = S5PV210_GPIO_MP03_NR,
-                       .label  = "MP03",
-               },
-       }, {
-               .config = &gpio_cfg_noint,
-               .chip   = {
-                       .base   = S5PV210_MP04(0),
-                       .ngpio  = S5PV210_GPIO_MP04_NR,
-                       .label  = "MP04",
-               },
-       }, {
-               .config = &gpio_cfg_noint,
-               .chip   = {
-                       .base   = S5PV210_MP05(0),
-                       .ngpio  = S5PV210_GPIO_MP05_NR,
-                       .label  = "MP05",
-               },
-       }, {
-               .base   = (S5P_VA_GPIO + 0xC00),
-               .config = &gpio_cfg_noint,
-               .irq_base = IRQ_EINT(0),
-               .chip   = {
-                       .base   = S5PV210_GPH0(0),
-                       .ngpio  = S5PV210_GPIO_H0_NR,
-                       .label  = "GPH0",
-                       .to_irq = samsung_gpiolib_to_irq,
-               },
-       }, {
-               .base   = (S5P_VA_GPIO + 0xC20),
-               .config = &gpio_cfg_noint,
-               .irq_base = IRQ_EINT(8),
-               .chip   = {
-                       .base   = S5PV210_GPH1(0),
-                       .ngpio  = S5PV210_GPIO_H1_NR,
-                       .label  = "GPH1",
-                       .to_irq = samsung_gpiolib_to_irq,
-               },
-       }, {
-               .base   = (S5P_VA_GPIO + 0xC40),
-               .config = &gpio_cfg_noint,
-               .irq_base = IRQ_EINT(16),
-               .chip   = {
-                       .base   = S5PV210_GPH2(0),
-                       .ngpio  = S5PV210_GPIO_H2_NR,
-                       .label  = "GPH2",
-                       .to_irq = samsung_gpiolib_to_irq,
-               },
-       }, {
-               .base   = (S5P_VA_GPIO + 0xC60),
-               .config = &gpio_cfg_noint,
-               .irq_base = IRQ_EINT(24),
-               .chip   = {
-                       .base   = S5PV210_GPH3(0),
-                       .ngpio  = S5PV210_GPIO_H3_NR,
-                       .label  = "GPH3",
-                       .to_irq = samsung_gpiolib_to_irq,
-               },
-       },
-};
-
-static __init int s5pv210_gpiolib_init(void)
-{
-       struct s3c_gpio_chip *chip = s5pv210_gpio_4bit;
-       int nr_chips = ARRAY_SIZE(s5pv210_gpio_4bit);
-       int gpioint_group = 0;
-       int i = 0;
-
-       for (i = 0; i < nr_chips; i++, chip++) {
-               if (chip->config == NULL) {
-                       chip->config = &gpio_cfg;
-                       chip->group = gpioint_group++;
-               }
-               if (chip->base == NULL)
-                       chip->base = S5PV210_BANK_BASE(i);
-       }
-
-       samsung_gpiolib_add_4bit_chips(s5pv210_gpio_4bit, nr_chips);
-       s5p_register_gpioint_bank(IRQ_GPIOINT, 0, S5P_GPIOINT_GROUP_MAXNR);
-
-       return 0;
-}
-core_initcall(s5pv210_gpiolib_init);
index dbe43b4e02ba41a9a1f14f7520e0761d76f44d59..92d16fdec206eb4ea6cb090ca068eac33d9463f9 100644 (file)
@@ -98,6 +98,12 @@ config GPIO_PLAT_SAMSUNG
        help
          Say yes here to support Samsung SoCs GPIO library
 
+config GPIO_S5PV210
+       bool "Samsung S5PV210/S5PC110 GPIO library support"
+       default y if CPU_S5PV210
+       help
+         Say yes here to support Samsung S5PV210/S5PC110 SoCs GPIO library
+
 config GPIO_PL061
        bool "PrimeCell PL061 GPIO support"
        depends on ARM_AMBA
index d7f960140bfb56bbecf71fb45ebe5e28f4165e4b..2edf6d660b32b1f9e1fe11c75ba811bb390c9884 100644 (file)
@@ -10,6 +10,7 @@ obj-$(CONFIG_GPIO_BASIC_MMIO_CORE)    += basic_mmio_gpio.o
 obj-$(CONFIG_GPIO_BASIC_MMIO)  += basic_mmio_gpio.o
 obj-$(CONFIG_GPIO_EXYNOS4)     += gpio-exynos4.o
 obj-$(CONFIG_GPIO_PLAT_SAMSUNG)        += gpio-plat-samsung.o
+obj-$(CONFIG_GPIO_S5PV210)     += gpio-s5pv210.o
 obj-$(CONFIG_GPIO_LANGWELL)    += langwell_gpio.o
 obj-$(CONFIG_GPIO_MAX730X)     += max730x.o
 obj-$(CONFIG_GPIO_MAX7300)     += max7300.o
diff --git a/drivers/gpio/gpio-s5pv210.c b/drivers/gpio/gpio-s5pv210.c
new file mode 100644 (file)
index 0000000..1ba20a7
--- /dev/null
@@ -0,0 +1,288 @@
+/* linux/arch/arm/mach-s5pv210/gpiolib.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *             http://www.samsung.com/
+ *
+ * S5PV210 - GPIOlib support
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/irq.h>
+#include <linux/io.h>
+#include <linux/gpio.h>
+#include <plat/gpio-core.h>
+#include <plat/gpio-cfg.h>
+#include <plat/gpio-cfg-helpers.h>
+#include <mach/map.h>
+
+static struct s3c_gpio_cfg gpio_cfg = {
+       .set_config     = s3c_gpio_setcfg_s3c64xx_4bit,
+       .set_pull       = s3c_gpio_setpull_updown,
+       .get_pull       = s3c_gpio_getpull_updown,
+};
+
+static struct s3c_gpio_cfg gpio_cfg_noint = {
+       .set_config     = s3c_gpio_setcfg_s3c64xx_4bit,
+       .set_pull       = s3c_gpio_setpull_updown,
+       .get_pull       = s3c_gpio_getpull_updown,
+};
+
+/* GPIO bank's base address given the index of the bank in the
+ * list of all gpio banks.
+ */
+#define S5PV210_BANK_BASE(bank_nr)     (S5P_VA_GPIO + ((bank_nr) * 0x20))
+
+/*
+ * Following are the gpio banks in v210.
+ *
+ * The 'config' member when left to NULL, is initialized to the default
+ * structure gpio_cfg in the init function below.
+ *
+ * The 'base' member is also initialized in the init function below.
+ * Note: The initialization of 'base' member of s3c_gpio_chip structure
+ * uses the above macro and depends on the banks being listed in order here.
+ */
+static struct s3c_gpio_chip s5pv210_gpio_4bit[] = {
+       {
+               .chip   = {
+                       .base   = S5PV210_GPA0(0),
+                       .ngpio  = S5PV210_GPIO_A0_NR,
+                       .label  = "GPA0",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPA1(0),
+                       .ngpio  = S5PV210_GPIO_A1_NR,
+                       .label  = "GPA1",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPB(0),
+                       .ngpio  = S5PV210_GPIO_B_NR,
+                       .label  = "GPB",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPC0(0),
+                       .ngpio  = S5PV210_GPIO_C0_NR,
+                       .label  = "GPC0",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPC1(0),
+                       .ngpio  = S5PV210_GPIO_C1_NR,
+                       .label  = "GPC1",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPD0(0),
+                       .ngpio  = S5PV210_GPIO_D0_NR,
+                       .label  = "GPD0",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPD1(0),
+                       .ngpio  = S5PV210_GPIO_D1_NR,
+                       .label  = "GPD1",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPE0(0),
+                       .ngpio  = S5PV210_GPIO_E0_NR,
+                       .label  = "GPE0",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPE1(0),
+                       .ngpio  = S5PV210_GPIO_E1_NR,
+                       .label  = "GPE1",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPF0(0),
+                       .ngpio  = S5PV210_GPIO_F0_NR,
+                       .label  = "GPF0",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPF1(0),
+                       .ngpio  = S5PV210_GPIO_F1_NR,
+                       .label  = "GPF1",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPF2(0),
+                       .ngpio  = S5PV210_GPIO_F2_NR,
+                       .label  = "GPF2",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPF3(0),
+                       .ngpio  = S5PV210_GPIO_F3_NR,
+                       .label  = "GPF3",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPG0(0),
+                       .ngpio  = S5PV210_GPIO_G0_NR,
+                       .label  = "GPG0",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPG1(0),
+                       .ngpio  = S5PV210_GPIO_G1_NR,
+                       .label  = "GPG1",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPG2(0),
+                       .ngpio  = S5PV210_GPIO_G2_NR,
+                       .label  = "GPG2",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPG3(0),
+                       .ngpio  = S5PV210_GPIO_G3_NR,
+                       .label  = "GPG3",
+               },
+       }, {
+               .config = &gpio_cfg_noint,
+               .chip   = {
+                       .base   = S5PV210_GPI(0),
+                       .ngpio  = S5PV210_GPIO_I_NR,
+                       .label  = "GPI",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPJ0(0),
+                       .ngpio  = S5PV210_GPIO_J0_NR,
+                       .label  = "GPJ0",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPJ1(0),
+                       .ngpio  = S5PV210_GPIO_J1_NR,
+                       .label  = "GPJ1",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPJ2(0),
+                       .ngpio  = S5PV210_GPIO_J2_NR,
+                       .label  = "GPJ2",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPJ3(0),
+                       .ngpio  = S5PV210_GPIO_J3_NR,
+                       .label  = "GPJ3",
+               },
+       }, {
+               .chip   = {
+                       .base   = S5PV210_GPJ4(0),
+                       .ngpio  = S5PV210_GPIO_J4_NR,
+                       .label  = "GPJ4",
+               },
+       }, {
+               .config = &gpio_cfg_noint,
+               .chip   = {
+                       .base   = S5PV210_MP01(0),
+                       .ngpio  = S5PV210_GPIO_MP01_NR,
+                       .label  = "MP01",
+               },
+       }, {
+               .config = &gpio_cfg_noint,
+               .chip   = {
+                       .base   = S5PV210_MP02(0),
+                       .ngpio  = S5PV210_GPIO_MP02_NR,
+                       .label  = "MP02",
+               },
+       }, {
+               .config = &gpio_cfg_noint,
+               .chip   = {
+                       .base   = S5PV210_MP03(0),
+                       .ngpio  = S5PV210_GPIO_MP03_NR,
+                       .label  = "MP03",
+               },
+       }, {
+               .config = &gpio_cfg_noint,
+               .chip   = {
+                       .base   = S5PV210_MP04(0),
+                       .ngpio  = S5PV210_GPIO_MP04_NR,
+                       .label  = "MP04",
+               },
+       }, {
+               .config = &gpio_cfg_noint,
+               .chip   = {
+                       .base   = S5PV210_MP05(0),
+                       .ngpio  = S5PV210_GPIO_MP05_NR,
+                       .label  = "MP05",
+               },
+       }, {
+               .base   = (S5P_VA_GPIO + 0xC00),
+               .config = &gpio_cfg_noint,
+               .irq_base = IRQ_EINT(0),
+               .chip   = {
+                       .base   = S5PV210_GPH0(0),
+                       .ngpio  = S5PV210_GPIO_H0_NR,
+                       .label  = "GPH0",
+                       .to_irq = samsung_gpiolib_to_irq,
+               },
+       }, {
+               .base   = (S5P_VA_GPIO + 0xC20),
+               .config = &gpio_cfg_noint,
+               .irq_base = IRQ_EINT(8),
+               .chip   = {
+                       .base   = S5PV210_GPH1(0),
+                       .ngpio  = S5PV210_GPIO_H1_NR,
+                       .label  = "GPH1",
+                       .to_irq = samsung_gpiolib_to_irq,
+               },
+       }, {
+               .base   = (S5P_VA_GPIO + 0xC40),
+               .config = &gpio_cfg_noint,
+               .irq_base = IRQ_EINT(16),
+               .chip   = {
+                       .base   = S5PV210_GPH2(0),
+                       .ngpio  = S5PV210_GPIO_H2_NR,
+                       .label  = "GPH2",
+                       .to_irq = samsung_gpiolib_to_irq,
+               },
+       }, {
+               .base   = (S5P_VA_GPIO + 0xC60),
+               .config = &gpio_cfg_noint,
+               .irq_base = IRQ_EINT(24),
+               .chip   = {
+                       .base   = S5PV210_GPH3(0),
+                       .ngpio  = S5PV210_GPIO_H3_NR,
+                       .label  = "GPH3",
+                       .to_irq = samsung_gpiolib_to_irq,
+               },
+       },
+};
+
+static __init int s5pv210_gpiolib_init(void)
+{
+       struct s3c_gpio_chip *chip = s5pv210_gpio_4bit;
+       int nr_chips = ARRAY_SIZE(s5pv210_gpio_4bit);
+       int gpioint_group = 0;
+       int i = 0;
+
+       for (i = 0; i < nr_chips; i++, chip++) {
+               if (chip->config == NULL) {
+                       chip->config = &gpio_cfg;
+                       chip->group = gpioint_group++;
+               }
+               if (chip->base == NULL)
+                       chip->base = S5PV210_BANK_BASE(i);
+       }
+
+       samsung_gpiolib_add_4bit_chips(s5pv210_gpio_4bit, nr_chips);
+       s5p_register_gpioint_bank(IRQ_GPIOINT, 0, S5P_GPIOINT_GROUP_MAXNR);
+
+       return 0;
+}
+core_initcall(s5pv210_gpiolib_init);