diff options
author | Linus Walleij <linus.walleij@linaro.org> | 2011-08-22 09:33:30 +0200 |
---|---|---|
committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-08-22 10:12:53 +0200 |
commit | 0f33286190634eeb3ec7638045980c39c98380f4 (patch) | |
tree | 385dfce25280fc464598fe080a56a434f711982d /arch | |
parent | ARM: gpio: make trivial GPIOLIB implementation the default (diff) | |
download | linux-0f33286190634eeb3ec7638045980c39c98380f4.tar.xz linux-0f33286190634eeb3ec7638045980c39c98380f4.zip |
ARM: 7032/1: plat-nomadik: break out GPIO driver specifics
The <[plat|mach]/gpio.h> file is included from upper directories
and deal with generic GPIO and gpiolib stuff. Break out the
platform and driver specific defines and functions into its own
header file.
Cc: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>
Cc: Alessandro Rubini <rubini@unipv.it>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/mach-nomadik/board-nhk8815.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-nomadik/cpu-8815.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-nomadik/i2c-8815nhk.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-ux500/board-mop500-pins.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-ux500/board-mop500.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-ux500/board-u5500-sdi.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-ux500/board-u5500.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-ux500/cpu-db5500.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-ux500/cpu-db8500.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-ux500/devices-common.c | 2 | ||||
-rw-r--r-- | arch/arm/plat-nomadik/include/plat/gpio-nomadik.h | 85 | ||||
-rw-r--r-- | arch/arm/plat-nomadik/include/plat/gpio.h | 69 |
12 files changed, 95 insertions, 77 deletions
diff --git a/arch/arm/mach-nomadik/board-nhk8815.c b/arch/arm/mach-nomadik/board-nhk8815.c index 139930350d93..97d7186484ca 100644 --- a/arch/arm/mach-nomadik/board-nhk8815.c +++ b/arch/arm/mach-nomadik/board-nhk8815.c @@ -27,6 +27,7 @@ #include <asm/mach/irq.h> #include <asm/mach/flash.h> +#include <plat/gpio-nomadik.h> #include <plat/mtu.h> #include <mach/setup.h> diff --git a/arch/arm/mach-nomadik/cpu-8815.c b/arch/arm/mach-nomadik/cpu-8815.c index ac58e3b03b1a..dc67717db6f0 100644 --- a/arch/arm/mach-nomadik/cpu-8815.c +++ b/arch/arm/mach-nomadik/cpu-8815.c @@ -21,8 +21,8 @@ #include <linux/device.h> #include <linux/amba/bus.h> #include <linux/platform_device.h> -#include <linux/gpio.h> +#include <plat/gpio-nomadik.h> #include <mach/hardware.h> #include <mach/irqs.h> #include <asm/mach/map.h> diff --git a/arch/arm/mach-nomadik/i2c-8815nhk.c b/arch/arm/mach-nomadik/i2c-8815nhk.c index abfe25a08d6b..0fc2f6f1cc97 100644 --- a/arch/arm/mach-nomadik/i2c-8815nhk.c +++ b/arch/arm/mach-nomadik/i2c-8815nhk.c @@ -3,8 +3,8 @@ #include <linux/i2c.h> #include <linux/i2c-algo-bit.h> #include <linux/i2c-gpio.h> -#include <linux/gpio.h> #include <linux/platform_device.h> +#include <plat/gpio-nomadik.h> /* * There are two busses in the 8815NHK. diff --git a/arch/arm/mach-ux500/board-mop500-pins.c b/arch/arm/mach-ux500/board-mop500-pins.c index f26fd76f72b4..15b23e4bd488 100644 --- a/arch/arm/mach-ux500/board-mop500-pins.c +++ b/arch/arm/mach-ux500/board-mop500-pins.c @@ -6,10 +6,10 @@ #include <linux/kernel.h> #include <linux/init.h> -#include <linux/gpio.h> #include <asm/mach-types.h> #include <plat/pincfg.h> +#include <plat/gpio-nomadik.h> #include <mach/hardware.h> #include "pins-db8500.h" diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c index cd54abaccd96..537ab63c1dc9 100644 --- a/arch/arm/mach-ux500/board-mop500.c +++ b/arch/arm/mach-ux500/board-mop500.c @@ -37,6 +37,7 @@ #include <plat/i2c.h> #include <plat/ste_dma40.h> #include <plat/pincfg.h> +#include <plat/gpio-nomadik.h> #include <mach/hardware.h> #include <mach/setup.h> diff --git a/arch/arm/mach-ux500/board-u5500-sdi.c b/arch/arm/mach-ux500/board-u5500-sdi.c index 739fb4c5b160..63c3f8058ffc 100644 --- a/arch/arm/mach-ux500/board-u5500-sdi.c +++ b/arch/arm/mach-ux500/board-u5500-sdi.c @@ -7,9 +7,9 @@ #include <linux/amba/mmci.h> #include <linux/mmc/host.h> -#include <linux/gpio.h> #include <plat/pincfg.h> +#include <plat/gpio-nomadik.h> #include <mach/db5500-regs.h> #include <plat/ste_dma40.h> diff --git a/arch/arm/mach-ux500/board-u5500.c b/arch/arm/mach-ux500/board-u5500.c index e58f0f562426..2d9e191bd30a 100644 --- a/arch/arm/mach-ux500/board-u5500.c +++ b/arch/arm/mach-ux500/board-u5500.c @@ -8,7 +8,6 @@ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/amba/bus.h> -#include <linux/gpio.h> #include <linux/irq.h> #include <linux/i2c.h> @@ -17,6 +16,7 @@ #include <plat/pincfg.h> #include <plat/i2c.h> +#include <plat/gpio-nomadik.h> #include <mach/hardware.h> #include <mach/devices.h> diff --git a/arch/arm/mach-ux500/cpu-db5500.c b/arch/arm/mach-ux500/cpu-db5500.c index 22705d246fc7..9de1af008094 100644 --- a/arch/arm/mach-ux500/cpu-db5500.c +++ b/arch/arm/mach-ux500/cpu-db5500.c @@ -13,7 +13,7 @@ #include <asm/mach/map.h> #include <asm/pmu.h> -#include <plat/gpio.h> +#include <plat/gpio-nomadik.h> #include <mach/hardware.h> #include <mach/devices.h> diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c index 4598b06c8c55..13e8890a8b8a 100644 --- a/arch/arm/mach-ux500/cpu-db8500.c +++ b/arch/arm/mach-ux500/cpu-db8500.c @@ -14,12 +14,12 @@ #include <linux/amba/bus.h> #include <linux/interrupt.h> #include <linux/irq.h> -#include <linux/gpio.h> #include <linux/platform_device.h> #include <linux/io.h> #include <asm/mach/map.h> #include <asm/pmu.h> +#include <plat/gpio-nomadik.h> #include <mach/hardware.h> #include <mach/setup.h> #include <mach/devices.h> diff --git a/arch/arm/mach-ux500/devices-common.c b/arch/arm/mach-ux500/devices-common.c index 13a4ce046ae5..c563e5418d80 100644 --- a/arch/arm/mach-ux500/devices-common.c +++ b/arch/arm/mach-ux500/devices-common.c @@ -13,7 +13,7 @@ #include <linux/platform_device.h> #include <linux/amba/bus.h> -#include <plat/gpio.h> +#include <plat/gpio-nomadik.h> #include <mach/hardware.h> diff --git a/arch/arm/plat-nomadik/include/plat/gpio-nomadik.h b/arch/arm/plat-nomadik/include/plat/gpio-nomadik.h new file mode 100644 index 000000000000..3ba4d8f8073b --- /dev/null +++ b/arch/arm/plat-nomadik/include/plat/gpio-nomadik.h @@ -0,0 +1,85 @@ +/* + * Structures and registers for GPIO access in the Nomadik SoC + * + * Copyright (C) 2008 STMicroelectronics + * Author: Prafulla WADASKAR <prafulla.wadaskar@st.com> + * Copyright (C) 2009 Alessandro Rubini <rubini@unipv.it> + * + * 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. + */ + +#ifndef __PLAT_NOMADIK_GPIO +#define __PLAT_NOMADIK_GPIO + +/* + * "nmk_gpio" and "NMK_GPIO" stand for "Nomadik GPIO", leaving + * the "gpio" namespace for generic and cross-machine functions + */ + +/* Register in the logic block */ +#define NMK_GPIO_DAT 0x00 +#define NMK_GPIO_DATS 0x04 +#define NMK_GPIO_DATC 0x08 +#define NMK_GPIO_PDIS 0x0c +#define NMK_GPIO_DIR 0x10 +#define NMK_GPIO_DIRS 0x14 +#define NMK_GPIO_DIRC 0x18 +#define NMK_GPIO_SLPC 0x1c +#define NMK_GPIO_AFSLA 0x20 +#define NMK_GPIO_AFSLB 0x24 + +#define NMK_GPIO_RIMSC 0x40 +#define NMK_GPIO_FIMSC 0x44 +#define NMK_GPIO_IS 0x48 +#define NMK_GPIO_IC 0x4c +#define NMK_GPIO_RWIMSC 0x50 +#define NMK_GPIO_FWIMSC 0x54 +#define NMK_GPIO_WKS 0x58 + +/* Alternate functions: function C is set in hw by setting both A and B */ +#define NMK_GPIO_ALT_GPIO 0 +#define NMK_GPIO_ALT_A 1 +#define NMK_GPIO_ALT_B 2 +#define NMK_GPIO_ALT_C (NMK_GPIO_ALT_A | NMK_GPIO_ALT_B) + +/* Pull up/down values */ +enum nmk_gpio_pull { + NMK_GPIO_PULL_NONE, + NMK_GPIO_PULL_UP, + NMK_GPIO_PULL_DOWN, +}; + +/* Sleep mode */ +enum nmk_gpio_slpm { + NMK_GPIO_SLPM_INPUT, + NMK_GPIO_SLPM_WAKEUP_ENABLE = NMK_GPIO_SLPM_INPUT, + NMK_GPIO_SLPM_NOCHANGE, + NMK_GPIO_SLPM_WAKEUP_DISABLE = NMK_GPIO_SLPM_NOCHANGE, +}; + +extern int nmk_gpio_set_slpm(int gpio, enum nmk_gpio_slpm mode); +extern int nmk_gpio_set_pull(int gpio, enum nmk_gpio_pull pull); +extern int nmk_gpio_set_mode(int gpio, int gpio_mode); +extern int nmk_gpio_get_mode(int gpio); + +extern void nmk_gpio_wakeups_suspend(void); +extern void nmk_gpio_wakeups_resume(void); + +extern void nmk_gpio_read_pull(int gpio_bank, u32 *pull_up); + +/* + * Platform data to register a block: only the initial gpio/irq number. + */ +struct nmk_gpio_platform_data { + char *name; + int first_gpio; + int first_irq; + int num_gpio; + u32 (*get_secondary_status)(unsigned int bank); + void (*set_ioforce)(bool enable); + bool supports_sleepmode; +}; + +#endif /* __PLAT_NOMADIK_GPIO */ diff --git a/arch/arm/plat-nomadik/include/plat/gpio.h b/arch/arm/plat-nomadik/include/plat/gpio.h index b894a531f324..78c0c0fbadb7 100644 --- a/arch/arm/plat-nomadik/include/plat/gpio.h +++ b/arch/arm/plat-nomadik/include/plat/gpio.h @@ -14,73 +14,4 @@ #include <linux/kernel.h> -/* - * "nmk_gpio" and "NMK_GPIO" stand for "Nomadik GPIO", leaving - * the "gpio" namespace for generic and cross-machine functions - */ - -/* Register in the logic block */ -#define NMK_GPIO_DAT 0x00 -#define NMK_GPIO_DATS 0x04 -#define NMK_GPIO_DATC 0x08 -#define NMK_GPIO_PDIS 0x0c -#define NMK_GPIO_DIR 0x10 -#define NMK_GPIO_DIRS 0x14 -#define NMK_GPIO_DIRC 0x18 -#define NMK_GPIO_SLPC 0x1c -#define NMK_GPIO_AFSLA 0x20 -#define NMK_GPIO_AFSLB 0x24 - -#define NMK_GPIO_RIMSC 0x40 -#define NMK_GPIO_FIMSC 0x44 -#define NMK_GPIO_IS 0x48 -#define NMK_GPIO_IC 0x4c -#define NMK_GPIO_RWIMSC 0x50 -#define NMK_GPIO_FWIMSC 0x54 -#define NMK_GPIO_WKS 0x58 - -/* Alternate functions: function C is set in hw by setting both A and B */ -#define NMK_GPIO_ALT_GPIO 0 -#define NMK_GPIO_ALT_A 1 -#define NMK_GPIO_ALT_B 2 -#define NMK_GPIO_ALT_C (NMK_GPIO_ALT_A | NMK_GPIO_ALT_B) - -/* Pull up/down values */ -enum nmk_gpio_pull { - NMK_GPIO_PULL_NONE, - NMK_GPIO_PULL_UP, - NMK_GPIO_PULL_DOWN, -}; - -/* Sleep mode */ -enum nmk_gpio_slpm { - NMK_GPIO_SLPM_INPUT, - NMK_GPIO_SLPM_WAKEUP_ENABLE = NMK_GPIO_SLPM_INPUT, - NMK_GPIO_SLPM_NOCHANGE, - NMK_GPIO_SLPM_WAKEUP_DISABLE = NMK_GPIO_SLPM_NOCHANGE, -}; - -extern int nmk_gpio_set_slpm(int gpio, enum nmk_gpio_slpm mode); -extern int nmk_gpio_set_pull(int gpio, enum nmk_gpio_pull pull); -extern int nmk_gpio_set_mode(int gpio, int gpio_mode); -extern int nmk_gpio_get_mode(int gpio); - -extern void nmk_gpio_wakeups_suspend(void); -extern void nmk_gpio_wakeups_resume(void); - -extern void nmk_gpio_read_pull(int gpio_bank, u32 *pull_up); - -/* - * Platform data to register a block: only the initial gpio/irq number. - */ -struct nmk_gpio_platform_data { - char *name; - int first_gpio; - int first_irq; - int num_gpio; - u32 (*get_secondary_status)(unsigned int bank); - void (*set_ioforce)(bool enable); - bool supports_sleepmode; -}; - #endif /* __ASM_PLAT_GPIO_H */ |