mirror of https://gitee.com/openkylin/linux.git
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>
This commit is contained in:
Lee Jones
Linus Walleij
parent
2120c3bfc5
commit
f1ff5b2549
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@ -15,7 +15,6 @@
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#include <linux/clk.h>
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#include <linux/io.h>
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#include <linux/platform_data/db8500_thermal.h>
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#include <linux/gpio.h>
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#include <linux/amba/bus.h>
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#include <linux/amba/pl022.h>
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#include <linux/amba/serial.h>
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@ -25,7 +24,6 @@
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#include <linux/regulator/fixed.h>
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#include <linux/regulator/driver.h>
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#include <linux/mfd/tps6105x.h>
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#include <linux/mfd/abx500/ab8500-gpio.h>
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#include <linux/platform_data/leds-lp55xx.h>
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#include <linux/input.h>
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#include <linux/delay.h>
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@ -138,29 +138,6 @@ static struct platform_device *platform_devs[] __initdata = {
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&db8500_pmu_device,
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};
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static resource_size_t __initdata db8500_gpio_base[] = {
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U8500_GPIOBANK0_BASE,
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U8500_GPIOBANK1_BASE,
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U8500_GPIOBANK2_BASE,
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U8500_GPIOBANK3_BASE,
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U8500_GPIOBANK4_BASE,
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U8500_GPIOBANK5_BASE,
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U8500_GPIOBANK6_BASE,
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U8500_GPIOBANK7_BASE,
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U8500_GPIOBANK8_BASE,
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};
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static void __init db8500_add_gpios(struct device *parent)
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{
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struct nmk_gpio_platform_data pdata = {
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.supports_sleepmode = true,
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};
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dbx500_add_gpios(parent, db8500_gpio_base,
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ARRAY_SIZE(db8500_gpio_base),
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IRQ_DB8500_GPIO0, &pdata);
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}
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static const char *db8500_read_soc_id(void)
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{
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void __iomem *uid = __io_address(U8500_BB_UID_BASE);
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@ -190,8 +167,6 @@ struct device * __init u8500_init_devices(void)
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parent = db8500_soc_device_init();
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db8500_add_gpios(parent);
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for (i = 0; i < ARRAY_SIZE(platform_devs); i++)
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platform_devs[i]->dev.parent = parent;
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@ -1,60 +0,0 @@
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/*
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* Copyright (C) ST-Ericsson SA 2010
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*
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* Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
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* License terms: GNU General Public License (GPL), version 2.
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*/
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#include <linux/kernel.h>
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#include <linux/dma-mapping.h>
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#include <linux/err.h>
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#include <linux/irq.h>
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#include <linux/slab.h>
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#include <linux/platform_device.h>
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#include <linux/platform_data/pinctrl-nomadik.h>
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#include "irqs.h"
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#include "devices-common.h"
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static struct platform_device *
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dbx500_add_gpio(struct device *parent, int id, resource_size_t addr, int irq,
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struct nmk_gpio_platform_data *pdata)
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{
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struct resource resources[] = {
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{
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.start = addr,
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.end = addr + 127,
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.flags = IORESOURCE_MEM,
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},
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{
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.start = irq,
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.end = irq,
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.flags = IORESOURCE_IRQ,
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}
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};
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return platform_device_register_resndata(
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parent,
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"gpio",
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id,
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resources,
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ARRAY_SIZE(resources),
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pdata,
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sizeof(*pdata));
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}
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void dbx500_add_gpios(struct device *parent, resource_size_t *base, int num,
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int irq, struct nmk_gpio_platform_data *pdata)
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{
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int first = 0;
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int i;
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for (i = 0; i < num; i++, first += 32, irq++) {
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pdata->first_gpio = first;
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pdata->first_irq = NOMADIK_GPIO_TO_IRQ(first);
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pdata->num_gpio = 32;
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dbx500_add_gpio(parent, i, base[i], irq, pdata);
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}
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}
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@ -33,9 +33,4 @@ dbx500_add_uart(struct device *parent, const char *name, resource_size_t base,
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return amba_ahb_device_add(parent, name, base, SZ_4K, irq, 0, pdata, 0);
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}
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struct nmk_gpio_platform_data;
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void dbx500_add_gpios(struct device *parent, resource_size_t *base, int num,
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int irq, struct nmk_gpio_platform_data *pdata);
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#endif
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@ -9,7 +9,6 @@
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#include <linux/platform_device.h>
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#include <linux/interrupt.h>
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#include <linux/io.h>
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#include <linux/gpio.h>
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#include <linux/amba/bus.h>
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#include <linux/amba/pl022.h>
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#include <linux/platform_data/dma-ste-dma40.h>
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@ -10,8 +10,6 @@
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struct platform_device;
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struct amba_device;
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extern struct platform_device u8500_gpio_devs[];
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extern struct amba_device ux500_pl031_device;
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extern struct platform_device u8500_dma40_device;
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