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>

4 files changed, 1 insertions, 136 deletions

diff --git a/arch/arm/mach-ux500/Makefile b/arch/arm/mach-ux500/Makefile
index 015932c6bf08..11729bc62194 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 28c456c2906c..157af7ee5cdc 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 38c1d47b29a1..000000000000
--- 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 0d36af2e7d92..000000000000
--- 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