diff options
author | Linus Walleij <linus.walleij@linaro.org> | 2012-05-07 08:50:31 +0200 |
---|---|---|
committer | Linus Walleij <linus.walleij@linaro.org> | 2012-05-11 11:14:18 +0200 |
commit | 3b64c09b376ae2a82cccdb25aa0c3bc3c3be9d14 (patch) | |
tree | 28e65416db8678a58c546abb84b9d66325ec174a /arch | |
parent | ed781d395f85192fc9debb33ae5b45e7111eacee (diff) |
ARM: ux500: delete custom pin control system
At the beginning of the first patch series I included the custom
ux500 pin control system to make sure I could eventually replace
it with the standard subsystem driver. So now that we've done so,
let's remove it.
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/mach-ux500/Makefile | 2 | ||||
-rw-r--r-- | arch/arm/mach-ux500/board-mop500-pins.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-ux500/pins.c | 88 | ||||
-rw-r--r-- | arch/arm/mach-ux500/pins.h | 46 |
4 files changed, 1 insertions, 136 deletions
diff --git a/arch/arm/mach-ux500/Makefile b/arch/arm/mach-ux500/Makefile index 015932c6bf0..11729bc6219 100644 --- a/arch/arm/mach-ux500/Makefile +++ b/arch/arm/mach-ux500/Makefile @@ -3,7 +3,7 @@ # obj-y := clock.o cpu.o devices.o devices-common.o \ - id.o pins.o usb.o timer.o + id.o usb.o timer.o obj-$(CONFIG_CACHE_L2X0) += cache-l2x0.o obj-$(CONFIG_UX500_SOC_DB5500) += cpu-db5500.o dma-db5500.o obj-$(CONFIG_UX500_SOC_DB8500) += cpu-db8500.o devices-db8500.o diff --git a/arch/arm/mach-ux500/board-mop500-pins.c b/arch/arm/mach-ux500/board-mop500-pins.c index 28c456c2906..157af7ee5cd 100644 --- a/arch/arm/mach-ux500/board-mop500-pins.c +++ b/arch/arm/mach-ux500/board-mop500-pins.c @@ -17,7 +17,6 @@ #include <mach/hardware.h> #include "pins-db8500.h" -#include "pins.h" #include "board-mop500.h" enum custom_pin_cfg_t { diff --git a/arch/arm/mach-ux500/pins.c b/arch/arm/mach-ux500/pins.c deleted file mode 100644 index 38c1d47b29a..00000000000 --- a/arch/arm/mach-ux500/pins.c +++ /dev/null @@ -1,88 +0,0 @@ -/* - * Copyright (C) ST-Ericsson SA 2010 - * - * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson - * License terms: GNU General Public License (GPL), version 2 - */ - -#include <linux/kernel.h> -#include <linux/string.h> -#include <linux/device.h> -#include <linux/mutex.h> -#include <linux/spinlock.h> -#include <linux/err.h> -#include <plat/pincfg.h> - -#include "pins.h" - -static LIST_HEAD(pin_lookups); -static DEFINE_MUTEX(pin_lookups_mutex); -static DEFINE_SPINLOCK(pins_lock); - -void __init ux500_pins_add(struct ux500_pin_lookup *pl, size_t num) -{ - mutex_lock(&pin_lookups_mutex); - - while (num--) { - list_add_tail(&pl->node, &pin_lookups); - pl++; - } - - mutex_unlock(&pin_lookups_mutex); -} - -struct ux500_pins *ux500_pins_get(const char *name) -{ - struct ux500_pins *pins = NULL; - struct ux500_pin_lookup *pl; - - mutex_lock(&pin_lookups_mutex); - - list_for_each_entry(pl, &pin_lookups, node) { - if (!strcmp(pl->name, name)) { - pins = pl->pins; - goto out; - } - } - -out: - mutex_unlock(&pin_lookups_mutex); - return pins; -} - -int ux500_pins_enable(struct ux500_pins *pins) -{ - unsigned long flags; - int ret = 0; - - spin_lock_irqsave(&pins_lock, flags); - - if (pins->usage++ == 0) - ret = nmk_config_pins(pins->cfg, pins->num); - - spin_unlock_irqrestore(&pins_lock, flags); - return ret; -} - -int ux500_pins_disable(struct ux500_pins *pins) -{ - unsigned long flags; - int ret = 0; - - spin_lock_irqsave(&pins_lock, flags); - - if (WARN_ON(pins->usage == 0)) - goto out; - - if (--pins->usage == 0) - ret = nmk_config_pins_sleep(pins->cfg, pins->num); - -out: - spin_unlock_irqrestore(&pins_lock, flags); - return ret; -} - -void ux500_pins_put(struct ux500_pins *pins) -{ - WARN_ON(!pins); -} diff --git a/arch/arm/mach-ux500/pins.h b/arch/arm/mach-ux500/pins.h deleted file mode 100644 index 0d36af2e7d9..00000000000 --- a/arch/arm/mach-ux500/pins.h +++ /dev/null @@ -1,46 +0,0 @@ -/* - * Copyright (C) ST-Ericsson SA 2010 - * - * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson - * License terms: GNU General Public License (GPL), version 2 - */ - -#ifndef __MACH_UX500_PINS_H -#define __MACH_UX500_PINS_H - -#include <linux/list.h> -#include <plat/pincfg.h> - -#define PIN_LOOKUP(_name, _pins) \ -{ \ - .name = _name, \ - .pins = _pins, \ -} - -#define UX500_PINS(name, pins...) \ -struct ux500_pins name = { \ - .cfg = (pin_cfg_t[]) {pins}, \ - .num = ARRAY_SIZE(((pin_cfg_t[]) {pins})), \ -} - -struct ux500_pins { - int usage; - int num; - pin_cfg_t *cfg; -}; - -struct ux500_pin_lookup { - struct list_head node; - const char *name; - struct ux500_pins *pins; -}; - -void __init ux500_pins_add(struct ux500_pin_lookup *pl, size_t num); -void __init ux500_offchip_gpio_init(struct ux500_pins *pins); -struct ux500_pins *ux500_pins_get(const char *name); -int ux500_pins_enable(struct ux500_pins *pins); -int ux500_pins_disable(struct ux500_pins *pins); -void ux500_pins_put(struct ux500_pins *pins); -int pins_for_u9500(void); - -#endif |