ARM: ux500: Stop enabling GPIOs when not booting with Device Tree

It's time to remove all ATAG support from ux500 and rely solely on
Device Tree booting. This patch is part of that endeavour.

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c
index b468c7c..1c0fd83 100644 (file)
--- a/arch/arm/mach-ux500/board-mop500.c
+++ b/arch/arm/mach-ux500/board-mop500.c
@@ -15,7 +15,6 @@
 #include <linux/clk.h>
 #include <linux/io.h>
 #include <linux/platform_data/db8500_thermal.h>
-#include <linux/gpio.h>
 #include <linux/amba/bus.h>
 #include <linux/amba/pl022.h>
 #include <linux/amba/serial.h>
@@ -25,7 +24,6 @@
 #include <linux/regulator/fixed.h>
 #include <linux/regulator/driver.h>
 #include <linux/mfd/tps6105x.h>
-#include <linux/mfd/abx500/ab8500-gpio.h>
 #include <linux/platform_data/leds-lp55xx.h>
 #include <linux/input.h>
 #include <linux/delay.h>

diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c
index 93b92d4..a9221cc 100644 (file)
--- a/arch/arm/mach-ux500/cpu-db8500.c
+++ b/arch/arm/mach-ux500/cpu-db8500.c
@@ -138,29 +138,6 @@ static struct platform_device *platform_devs[] __initdata = {
        &db8500_pmu_device,
 };
 
-static resource_size_t __initdata db8500_gpio_base[] = {
-       U8500_GPIOBANK0_BASE,
-       U8500_GPIOBANK1_BASE,
-       U8500_GPIOBANK2_BASE,
-       U8500_GPIOBANK3_BASE,
-       U8500_GPIOBANK4_BASE,
-       U8500_GPIOBANK5_BASE,
-       U8500_GPIOBANK6_BASE,
-       U8500_GPIOBANK7_BASE,
-       U8500_GPIOBANK8_BASE,
-};
-
-static void __init db8500_add_gpios(struct device *parent)
-{
-       struct nmk_gpio_platform_data pdata = {
-               .supports_sleepmode = true,
-       };
-
-       dbx500_add_gpios(parent, db8500_gpio_base,
-                        ARRAY_SIZE(db8500_gpio_base),
-                        IRQ_DB8500_GPIO0, &pdata);
-}
-
 static const char *db8500_read_soc_id(void)
 {
        void __iomem *uid = __io_address(U8500_BB_UID_BASE);
@@ -190,8 +167,6 @@ struct device * __init u8500_init_devices(void)
 
        parent = db8500_soc_device_init();
 
-       db8500_add_gpios(parent);
-
        for (i = 0; i < ARRAY_SIZE(platform_devs); i++)
                platform_devs[i]->dev.parent = parent;
 

diff --git a/arch/arm/mach-ux500/devices-common.c b/arch/arm/mach-ux500/devices-common.c
deleted file mode 100644 (file)
index f71b3d7..0000000
--- a/arch/arm/mach-ux500/devices-common.c
+++ /dev/null
@@ -1,60 +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/dma-mapping.h>
-#include <linux/err.h>
-#include <linux/irq.h>
-#include <linux/slab.h>
-#include <linux/platform_device.h>
-#include <linux/platform_data/pinctrl-nomadik.h>
-
-#include "irqs.h"
-
-#include "devices-common.h"
-
-static struct platform_device *
-dbx500_add_gpio(struct device *parent, int id, resource_size_t addr, int irq,
-               struct nmk_gpio_platform_data *pdata)
-{
-       struct resource resources[] = {
-               {
-                       .start  = addr,
-                       .end    = addr + 127,
-                       .flags  = IORESOURCE_MEM,
-               },
-               {
-                       .start  = irq,
-                       .end    = irq,
-                       .flags  = IORESOURCE_IRQ,
-               }
-       };
-
-       return platform_device_register_resndata(
-               parent,
-               "gpio",
-               id,
-               resources,
-               ARRAY_SIZE(resources),
-               pdata,
-               sizeof(*pdata));
-}
-
-void dbx500_add_gpios(struct device *parent, resource_size_t *base, int num,
-                     int irq, struct nmk_gpio_platform_data *pdata)
-{
-       int first = 0;
-       int i;
-
-       for (i = 0; i < num; i++, first += 32, irq++) {
-               pdata->first_gpio = first;
-               pdata->first_irq = NOMADIK_GPIO_TO_IRQ(first);
-               pdata->num_gpio = 32;
-
-               dbx500_add_gpio(parent, i, base[i], irq, pdata);
-       }
-}

diff --git a/arch/arm/mach-ux500/devices-common.h b/arch/arm/mach-ux500/devices-common.h
index 7167b69..ce48a02 100644 (file)
--- a/arch/arm/mach-ux500/devices-common.h
+++ b/arch/arm/mach-ux500/devices-common.h
@@ -33,9 +33,4 @@ dbx500_add_uart(struct device *parent, const char *name, resource_size_t base,
        return amba_ahb_device_add(parent, name, base, SZ_4K, irq, 0, pdata, 0);
 }
 
-struct nmk_gpio_platform_data;
-
-void dbx500_add_gpios(struct device *parent, resource_size_t *base, int num,
-                     int irq, struct nmk_gpio_platform_data *pdata);
-
 #endif

diff --git a/arch/arm/mach-ux500/devices-db8500.c b/arch/arm/mach-ux500/devices-db8500.c
index b612751..071b588 100644 (file)
--- a/arch/arm/mach-ux500/devices-db8500.c
+++ b/arch/arm/mach-ux500/devices-db8500.c
@@ -9,7 +9,6 @@
 #include <linux/platform_device.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
-#include <linux/gpio.h>
 #include <linux/amba/bus.h>
 #include <linux/amba/pl022.h>
 #include <linux/platform_data/dma-ste-dma40.h>

diff --git a/arch/arm/mach-ux500/devices.h b/arch/arm/mach-ux500/devices.h
index eafb07a..da23c05 100644 (file)
--- a/arch/arm/mach-ux500/devices.h
+++ b/arch/arm/mach-ux500/devices.h
@@ -10,8 +10,6 @@
 struct platform_device;
 struct amba_device;
 
-extern struct platform_device u8500_gpio_devs[];
-
 extern struct amba_device ux500_pl031_device;
 
 extern struct platform_device u8500_dma40_device;