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Message-id: <20110520054500.GA9966@july>
Date: Fri, 20 May 2011 14:45:00 +0900
From: Kyungmin Park <kmpark@...radead.org>
To: grant.likely@...retlab.ca, linux-kernel@...r.kernel.org
Cc: arnd@...db.de, kgene.kim@...sung.com,
linux-arm-kernel@...ts.infradead.org
Subject: [PATCH 3/4] Move the s5pv210 GPIO to drivers/gpio
From: Kyungmin Park <kyungmin.park@...sung.com>
Move the Samsung s5pv210 SoC GPIO driver to drivers/gpio
Signed-off-by: Kyungmin Park <kyungmin.park@...sung.com>
---
arch/arm/mach-s5pv210/Makefile | 2 +-
arch/arm/mach-s5pv210/gpiolib.c | 288 ---------------------------------------
drivers/gpio/Kconfig | 6 +
drivers/gpio/Makefile | 1 +
drivers/gpio/s5pv210-gpio.c | 288 +++++++++++++++++++++++++++++++++++++++
5 files changed, 296 insertions(+), 289 deletions(-)
delete mode 100644 arch/arm/mach-s5pv210/gpiolib.c
create mode 100644 drivers/gpio/s5pv210-gpio.c
diff --git a/arch/arm/mach-s5pv210/Makefile b/arch/arm/mach-s5pv210/Makefile
index 11f1790..50907ac 100644
--- a/arch/arm/mach-s5pv210/Makefile
+++ b/arch/arm/mach-s5pv210/Makefile
@@ -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
index 1ba20a7..0000000
--- a/arch/arm/mach-s5pv210/gpiolib.c
+++ /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);
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 03e7310..5da12fc 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -87,6 +87,12 @@ config GPIO_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 SoC GPIO library
+
config GPIO_IT8761E
tristate "IT8761E GPIO support"
depends on GPIOLIB
diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile
index 978ab87..d738a31 100644
--- a/drivers/gpio/Makefile
+++ b/drivers/gpio/Makefile
@@ -13,6 +13,7 @@ obj-$(CONFIG_GPIO_ADP5588) += adp5588-gpio.o
obj-$(CONFIG_GPIO_BASIC_MMIO) += basic_mmio_gpio.o
obj-$(CONFIG_GPIO_EXYNOS4) += exynos4-gpio.o
obj-$(CONFIG_GPIO_SAMSUNG) += samsung-gpiolib.o
+obj-$(CONFIG_GPIO_S5PV210) += s5pv210-gpio.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/s5pv210-gpio.c b/drivers/gpio/s5pv210-gpio.c
new file mode 100644
index 0000000..1ba20a7
--- /dev/null
+++ b/drivers/gpio/s5pv210-gpio.c
@@ -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);
--
1.7.5.1.300.gc565c
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