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 b468c7ccaf8f839f0f77dcf7e7d539941367f2cf..1c0fd8316f9a218a99628ae807f1e95c533b7234 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 93b92d483949b52e43ccdb3927f2e1abefa6740d..a9221cc019d6ca1899e133d0bb90d29217675fd0 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 7167b6951c53ba88d79e29e8367b203aa6404af1..ce48a024c0341d95653a14ac45ed8c529d6f877d 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 b612751ea75c807d2b0a84e47a946122cc90e544..071b588d33b0099616c4c69985259bc397e76ebd 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 eafb07a5597a2b743fb0c8179f4577bd881d51a0..da23c0596d9e1cd9e25450ae6a1cb651d202e2e0 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;