mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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0a5b0aa8a3
Patch from Sascha Hauer Current implementation of imx_gpio_mode does not allow to configure all alternate routing possibilities of the i.MX. With this patch every bit in the gpio setup registers has a corresponding bit in the gpio_mode parameter, so every routing should be possible now. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
91 lines
2.2 KiB
C
91 lines
2.2 KiB
C
/*
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* arch/arm/mach-imx/mx1ads.c
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*
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* Initially based on:
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* linux-2.6.7-imx/arch/arm/mach-imx/scb9328.c
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* Copyright (c) 2004 Sascha Hauer <sascha@saschahauer.de>
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*
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* 2004 (c) MontaVista Software, Inc.
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#include <linux/device.h>
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#include <linux/init.h>
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#include <asm/system.h>
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#include <asm/hardware.h>
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#include <asm/irq.h>
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#include <asm/pgtable.h>
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#include <asm/page.h>
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#include <asm/mach/map.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <linux/interrupt.h>
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#include "generic.h"
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#include <asm/serial.h>
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static struct resource mx1ads_resources[] = {
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[0] = {
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.start = IMX_CS4_VIRT,
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.end = IMX_CS4_VIRT + 16,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 13,
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.end = 13,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device mx1ads_device = {
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.name = "mx1ads",
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.num_resources = ARRAY_SIZE(mx1ads_resources),
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.resource = mx1ads_resources,
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};
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static struct platform_device *devices[] __initdata = {
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&mx1ads_device,
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};
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static void __init
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mx1ads_init(void)
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{
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#ifdef CONFIG_LEDS
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imx_gpio_mode(GPIO_PORTA | GPIO_OUT | 2);
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#endif
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platform_add_devices(devices, ARRAY_SIZE(devices));
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}
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static struct map_desc mx1ads_io_desc[] __initdata = {
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/* virtual physical length type */
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{IMX_CS0_VIRT, IMX_CS0_PHYS, IMX_CS0_SIZE, MT_DEVICE},
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{IMX_CS1_VIRT, IMX_CS1_PHYS, IMX_CS1_SIZE, MT_DEVICE},
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{IMX_CS2_VIRT, IMX_CS2_PHYS, IMX_CS2_SIZE, MT_DEVICE},
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{IMX_CS3_VIRT, IMX_CS3_PHYS, IMX_CS3_SIZE, MT_DEVICE},
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{IMX_CS4_VIRT, IMX_CS4_PHYS, IMX_CS4_SIZE, MT_DEVICE},
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{IMX_CS5_VIRT, IMX_CS5_PHYS, IMX_CS5_SIZE, MT_DEVICE},
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};
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static void __init
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mx1ads_map_io(void)
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{
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imx_map_io();
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iotable_init(mx1ads_io_desc, ARRAY_SIZE(mx1ads_io_desc));
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}
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MACHINE_START(MX1ADS, "Motorola MX1ADS")
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/* Maintainer: Sascha Hauer, Pengutronix */
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.phys_ram = 0x08000000,
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.phys_io = 0x00200000,
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.io_pg_offst = ((0xe0200000) >> 18) & 0xfffc,
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.boot_params = 0x08000100,
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.map_io = mx1ads_map_io,
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.init_irq = imx_init_irq,
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.timer = &imx_timer,
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.init_machine = mx1ads_init,
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MACHINE_END
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