[1/4] gpio/nomadik: move the Nomadik GPIO header

Message ID	1308831124-10445-1-git-send-email-linus.walleij@stericsson.com
State	Accepted, archived
Headers	show Return-Path: <patch+caf_=linaro-patchwork=canonical.com@linaro.org> Received-SPF: neutral (google.com: 207.126.144.117 is neither permitted nor denied by best guess record for domain of linus.walleij@stericsson.com) client-ip=207.126.144.117; From: Linus Walleij <linus.walleij@stericsson.com> To: Grant Likely <grant.likely@secretlab.ca>, <linux-kernel@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org> Cc: Lee Jones <lee.jones@linaro.org>, Linus Walleij <linus.walleij@linaro.org> Subject: [PATCH 1/4] gpio/nomadik: move the Nomadik GPIO header Date: Thu, 23 Jun 2011 14:12:04 +0200 Message-ID: <1308831124-10445-1-git-send-email-linus.walleij@stericsson.com> MIME-Version: 1.0 Content-Type: text/plain

diff --git a/arch/arm/mach-nomadik/board-nhk8815.c b/arch/arm/mach-nomadik/board-nhk8815.c index 1399303..de7a1c1 100644 --- a/arch/arm/mach-nomadik/board-nhk8815.c +++ b/arch/arm/mach-nomadik/board-nhk8815.c @@ -16,6 +16,7 @@ #include <linux/amba/bus.h> #include <linux/interrupt.h> #include <linux/gpio.h> +#include <linux/gpio/nomadik.h> #include <linux/mtd/mtd.h> #include <linux/mtd/nand.h> #include <linux/mtd/onenand.h> diff --git a/arch/arm/mach-nomadik/cpu-8815.c b/arch/arm/mach-nomadik/cpu-8815.c index ac58e3b..671bdee 100644 --- a/arch/arm/mach-nomadik/cpu-8815.c +++ b/arch/arm/mach-nomadik/cpu-8815.c @@ -22,6 +22,7 @@ #include <linux/amba/bus.h> #include <linux/platform_device.h> #include <linux/gpio.h> +#include <linux/gpio/nomadik.h> #include <mach/hardware.h> #include <mach/irqs.h> diff --git a/arch/arm/mach-nomadik/i2c-8815nhk.c b/arch/arm/mach-nomadik/i2c-8815nhk.c index abfe25a..a6c7dc4 100644 --- a/arch/arm/mach-nomadik/i2c-8815nhk.c +++ b/arch/arm/mach-nomadik/i2c-8815nhk.c @@ -3,7 +3,7 @@ #include <linux/i2c.h> #include <linux/i2c-algo-bit.h> #include <linux/i2c-gpio.h> -#include <linux/gpio.h> +#include <linux/gpio/nomadik.h> #include <linux/platform_device.h> /* diff --git a/arch/arm/mach-nomadik/include/mach/gpio.h b/arch/arm/mach-nomadik/include/mach/gpio.h index 7a81a04..2bbfa36 100644 --- a/arch/arm/mach-nomadik/include/mach/gpio.h +++ b/arch/arm/mach-nomadik/include/mach/gpio.h @@ -1,6 +1,12 @@ #ifndef __ASM_ARCH_GPIO_H #define __ASM_ARCH_GPIO_H -#include <plat/gpio.h> +#include <asm-generic/gpio.h> + +/* Invoke gpiolibs gpio_chip abstraction */ +#define gpio_get_value __gpio_get_value +#define gpio_set_value __gpio_set_value +#define gpio_cansleep __gpio_cansleep +#define gpio_to_irq __gpio_to_irq #endif /* __ASM_ARCH_GPIO_H */ diff --git a/arch/arm/mach-ux500/board-mop500-pins.c b/arch/arm/mach-ux500/board-mop500-pins.c index fd4cf1c..9af4a4f 100644 --- a/arch/arm/mach-ux500/board-mop500-pins.c +++ b/arch/arm/mach-ux500/board-mop500-pins.c @@ -6,7 +6,7 @@ #include <linux/kernel.h> #include <linux/init.h> -#include <linux/gpio.h> +#include <linux/gpio/nomadik.h> #include <asm/mach-types.h> #include <plat/pincfg.h> diff --git a/arch/arm/mach-ux500/board-mop500-sdi.c b/arch/arm/mach-ux500/board-mop500-sdi.c index 7c6cb4f..d2c114c 100644 --- a/arch/arm/mach-ux500/board-mop500-sdi.c +++ b/arch/arm/mach-ux500/board-mop500-sdi.c @@ -7,6 +7,7 @@ #include <linux/kernel.h> #include <linux/gpio.h> +#include <linux/gpio/nomadik.h> #include <linux/amba/bus.h> #include <linux/amba/mmci.h> #include <linux/mmc/host.h> diff --git a/arch/arm/mach-ux500/board-u5500-sdi.c b/arch/arm/mach-ux500/board-u5500-sdi.c index 739fb4c..16e87eb 100644 --- a/arch/arm/mach-ux500/board-u5500-sdi.c +++ b/arch/arm/mach-ux500/board-u5500-sdi.c @@ -7,7 +7,7 @@ #include <linux/amba/mmci.h> #include <linux/mmc/host.h> -#include <linux/gpio.h> +#include <linux/gpio/nomadik.h> #include <plat/pincfg.h> #include <mach/db5500-regs.h> diff --git a/arch/arm/mach-ux500/cpu-db5500.c b/arch/arm/mach-ux500/cpu-db5500.c index c01bc19..c51da69 100644 --- a/arch/arm/mach-ux500/cpu-db5500.c +++ b/arch/arm/mach-ux500/cpu-db5500.c @@ -9,12 +9,11 @@ #include <linux/amba/bus.h> #include <linux/io.h> #include <linux/irq.h> +#include <linux/gpio/nomadik.h> #include <asm/mach/map.h> #include <asm/pmu.h> -#include <plat/gpio.h> - #include <mach/hardware.h> #include <mach/devices.h> #include <mach/setup.h> diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c index 4598b06..07562e8 100644 --- a/arch/arm/mach-ux500/cpu-db8500.c +++ b/arch/arm/mach-ux500/cpu-db8500.c @@ -14,7 +14,7 @@ #include <linux/amba/bus.h> #include <linux/interrupt.h> #include <linux/irq.h> -#include <linux/gpio.h> +#include <linux/gpio/nomadik.h> #include <linux/platform_device.h> #include <linux/io.h> @@ -162,6 +162,9 @@ static void __init db8500_add_gpios(void) if (cpu_is_u8500v2()) pdata.supports_sleepmode = true; + if (cpu_is_u8500v2()) + pdata.supports_sleepmode = true; + dbx500_add_gpios(ARRAY_AND_SIZE(db8500_gpio_base), IRQ_DB8500_GPIO0, &pdata); } diff --git a/arch/arm/mach-ux500/devices-common.c b/arch/arm/mach-ux500/devices-common.c index 13a4ce0..7418552 100644 --- a/arch/arm/mach-ux500/devices-common.c +++ b/arch/arm/mach-ux500/devices-common.c @@ -12,8 +12,7 @@ #include <linux/slab.h> #include <linux/platform_device.h> #include <linux/amba/bus.h> - -#include <plat/gpio.h> +#include <linux/gpio/nomadik.h> #include <mach/hardware.h> diff --git a/arch/arm/mach-ux500/include/mach/gpio.h b/arch/arm/mach-ux500/include/mach/gpio.h index 3c4cd31..cde655c 100644 --- a/arch/arm/mach-ux500/include/mach/gpio.h +++ b/arch/arm/mach-ux500/include/mach/gpio.h @@ -7,6 +7,12 @@ */ #define ARCH_NR_GPIOS 350 -#include <plat/gpio.h> +#include <asm-generic/gpio.h> + +/* Invoke gpiolibs gpio_chip abstraction */ +#define gpio_get_value __gpio_get_value +#define gpio_set_value __gpio_set_value +#define gpio_cansleep __gpio_cansleep +#define gpio_to_irq __gpio_to_irq #endif /* __ASM_ARCH_GPIO_H */ diff --git a/arch/arm/plat-nomadik/include/plat/gpio.h b/arch/arm/plat-nomadik/include/plat/gpio.h deleted file mode 100644 index d5d7e65..0000000 --- a/arch/arm/plat-nomadik/include/plat/gpio.h +++ /dev/null @@ -1,96 +0,0 @@ -/* - * 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 __ASM_PLAT_GPIO_H -#define __ASM_PLAT_GPIO_H - -#include <asm-generic/gpio.h> - -/* - * These currently cause a function call to happen, they may be optimized - * if needed by adding cpu-specific defines to identify blocks - * (see mach-pxa/include/mach/gpio.h as an example using GPLR etc) - */ -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep -#define gpio_to_irq __gpio_to_irq - -/* - * "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 */ diff --git a/drivers/gpio/gpio-nomadik.c b/drivers/gpio/gpio-nomadik.c index 2c212c7..efc7560 100644 --- a/drivers/gpio/gpio-nomadik.c +++ b/drivers/gpio/gpio-nomadik.c @@ -23,9 +23,9 @@ #include <linux/interrupt.h> #include <linux/irq.h> #include <linux/slab.h> +#include <linux/gpio/nomadik.h> #include <asm/mach/irq.h> - #include <plat/pincfg.h> #include <mach/hardware.h> #include <mach/gpio.h> diff --git a/include/linux/gpio/nomadik.h b/include/linux/gpio/nomadik.h new file mode 100644 index 0000000..0cfe96e --- /dev/null +++ b/include/linux/gpio/nomadik.h @@ -0,0 +1,84 @@ +/* + * 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 __GPIO_NOMADIK_H +#define __GPIO_NOMADIK_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

[1/4] gpio/nomadik: move the Nomadik GPIO header

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