diff options
| -rw-r--r-- | arch/arm/mach-s5pv210/Kconfig | 5 | ||||
| -rw-r--r-- | arch/arm/mach-s5pv210/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/mach-s5pv210/cpu.c | 4 | ||||
| -rw-r--r-- | arch/arm/mach-s5pv210/include/mach/map.h | 3 | ||||
| -rw-r--r-- | arch/arm/mach-s5pv210/setup-keypad.c | 34 | ||||
| -rw-r--r-- | arch/arm/plat-samsung/include/plat/keypad-core.h | 31 |
6 files changed, 78 insertions, 0 deletions
diff --git a/arch/arm/mach-s5pv210/Kconfig b/arch/arm/mach-s5pv210/Kconfig index e65825f47f0..1244d612872 100644 --- a/arch/arm/mach-s5pv210/Kconfig +++ b/arch/arm/mach-s5pv210/Kconfig @@ -37,6 +37,11 @@ config S5PV210_SETUP_FB_24BPP help Common setup code for S5PV210 with an 24bpp RGB display helper. +config S5PV210_SETUP_KEYPAD + bool + help + Common setup code for keypad. + config S5PV210_SETUP_SDHCI bool select S5PV210_SETUP_SDHCI_GPIO diff --git a/arch/arm/mach-s5pv210/Makefile b/arch/arm/mach-s5pv210/Makefile index af557856b12..05048c5aa4c 100644 --- a/arch/arm/mach-s5pv210/Makefile +++ b/arch/arm/mach-s5pv210/Makefile @@ -32,5 +32,6 @@ obj-$(CONFIG_S5PV210_SETUP_FB_24BPP) += setup-fb-24bpp.o obj-$(CONFIG_S5PV210_SETUP_I2C1) += setup-i2c1.o obj-$(CONFIG_S5PV210_SETUP_I2C2) += setup-i2c2.o obj-$(CONFIG_S5PV210_SETUP_IDE) += setup-ide.o +obj-$(CONFIG_S5PV210_SETUP_KEYPAD) += setup-keypad.o obj-$(CONFIG_S5PV210_SETUP_SDHCI) += setup-sdhci.o obj-$(CONFIG_S5PV210_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o diff --git a/arch/arm/mach-s5pv210/cpu.c b/arch/arm/mach-s5pv210/cpu.c index 8c4fdcde7f3..15e983a3f09 100644 --- a/arch/arm/mach-s5pv210/cpu.c +++ b/arch/arm/mach-s5pv210/cpu.c @@ -34,6 +34,7 @@ #include <plat/s5pv210.h> #include <plat/ata-core.h> #include <plat/iic-core.h> +#include <plat/keypad-core.h> #include <plat/sdhci.h> /* Initial IO mappings */ @@ -93,6 +94,9 @@ void __init s5pv210_map_io(void) s3c_i2c0_setname("s3c2440-i2c"); s3c_i2c1_setname("s3c2440-i2c"); s3c_i2c2_setname("s3c2440-i2c"); + + /* Use s5pv210-keypad instead of samsung-keypad */ + samsung_keypad_setname("s5pv210-keypad"); } void __init s5pv210_init_clocks(int xtal) diff --git a/arch/arm/mach-s5pv210/include/mach/map.h b/arch/arm/mach-s5pv210/include/mach/map.h index 3846a0be2fa..d0af0c1a526 100644 --- a/arch/arm/mach-s5pv210/include/mach/map.h +++ b/arch/arm/mach-s5pv210/include/mach/map.h @@ -32,6 +32,8 @@ #define S5PV210_PA_SPI0 0xE1300000 #define S5PV210_PA_SPI1 0xE1400000 +#define S5PV210_PA_KEYPAD (0xE1600000) + #define S5PV210_PA_IIC0 (0xE1800000) #define S5PV210_PA_IIC1 (0xFAB00000) #define S5PV210_PA_IIC2 (0xE1A00000) @@ -107,5 +109,6 @@ #define SAMSUNG_PA_ADC S5PV210_PA_ADC #define SAMSUNG_PA_CFCON S5PV210_PA_CFCON +#define SAMSUNG_PA_KEYPAD S5PV210_PA_KEYPAD #endif /* __ASM_ARCH_MAP_H */ diff --git a/arch/arm/mach-s5pv210/setup-keypad.c b/arch/arm/mach-s5pv210/setup-keypad.c new file mode 100644 index 00000000000..37b2790aafc --- /dev/null +++ b/arch/arm/mach-s5pv210/setup-keypad.c @@ -0,0 +1,34 @@ +/* + * linux/arch/arm/mach-s5pv210/setup-keypad.c + * + * Copyright (C) 2010 Samsung Electronics Co.Ltd + * Author: Joonyoung Shim <jy0922.shim@samsung.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ + +#include <linux/gpio.h> +#include <plat/gpio-cfg.h> + +void samsung_keypad_cfg_gpio(unsigned int rows, unsigned int cols) +{ + unsigned int gpio, end; + + /* Set all the necessary GPH3 pins to special-function 3: KP_ROW[x] */ + end = S5PV210_GPH3(rows); + for (gpio = S5PV210_GPH3(0); gpio < end; gpio++) { + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(3)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + } + + /* Set all the necessary GPH2 pins to special-function 3: KP_COL[x] */ + end = S5PV210_GPH2(cols); + for (gpio = S5PV210_GPH2(0); gpio < end; gpio++) { + s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(3)); + s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); + } +} diff --git a/arch/arm/plat-samsung/include/plat/keypad-core.h b/arch/arm/plat-samsung/include/plat/keypad-core.h new file mode 100644 index 00000000000..d513e1b3a31 --- /dev/null +++ b/arch/arm/plat-samsung/include/plat/keypad-core.h @@ -0,0 +1,31 @@ +/* + * linux/arch/arm/plat-samsung/include/plat/keypad-core.h + * + * Copyright (C) 2010 Samsung Electronics Co.Ltd + * Author: Joonyoung Shim <jy0922.shim@samsung.com> + * + * Samsung keypad controller core function + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ + +#ifndef __ASM_ARCH_KEYPAD_CORE_H +#define __ASM_ARCH_KEYPAD_CORE_H + +/* These function are only for use with the core support code, such as + * the cpu specific initialisation code + */ + +/* re-define device name depending on support. */ +static inline void samsung_keypad_setname(char *name) +{ +#ifdef CONFIG_SAMSUNG_DEV_KEYPAD + samsung_device_keypad.name = name; +#endif +} + +#endif /* __ASM_ARCH_KEYPAD_CORE_H */ |