[ARM] MX31: basic support for mx31moboard platform (988d2d49) · Commits · e / devices / android_kernel_xiaomi_markw

arch/arm/mach-mx3/Kconfig

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Original line number	Diff line number	Diff line
		@@ -28,5 +28,12 @@ config MACH_MX31_3DS
		Include support for MX31PDK (3DS) platform. This includes specific
		configurations for the board and its peripherals.

		config MACH_MX31MOBOARD
		bool "Support mx31moboard platforms (EPFL Mobots group)"
		default n
		help
		Include support for mx31moboard platform. This includes specific
		configurations for the board and its peripherals.

		endmenu

arch/arm/mach-mx3/Makefile

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Original line number	Diff line number	Diff line
		@@ -9,3 +9,4 @@ obj-$(CONFIG_MACH_MX31ADS) += mx31ads.o
		obj-$(CONFIG_MACH_MX31LITE) += mx31lite.o
		obj-$(CONFIG_MACH_PCM037) += pcm037.o
		obj-$(CONFIG_MACH_MX31_3DS) += mx31pdk.o
		obj-$(CONFIG_MACH_MX31MOBOARD) += mx31moboard.o

arch/arm/mach-mx3/mx31moboard.c

0 → 100644

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Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2008 Valentin Longchamp, EPFL Mobots group
		*
		* This program is free software; you can redistribute it and/or modify
		* it under the terms of the GNU General Public License as published by
		* the Free Software Foundation; either version 2 of the License, or
		* (at your option) any later version.
		*
		* This program is distributed in the hope that it will be useful,
		* but WITHOUT ANY WARRANTY; without even the implied warranty of
		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		* GNU General Public License for more details.
		*
		* You should have received a copy of the GNU General Public License
		* along with this program; if not, write to the Free Software
		* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
		*/

		#include <linux/types.h>
		#include <linux/init.h>

		#include <linux/platform_device.h>
		#include <linux/mtd/physmap.h>
		#include <linux/mtd/partitions.h>
		#include <linux/memory.h>

		#include <mach/hardware.h>
		#include <asm/mach-types.h>
		#include <asm/mach/arch.h>
		#include <asm/mach/time.h>
		#include <asm/mach/map.h>
		#include <mach/common.h>
		#include <mach/imx-uart.h>
		#include <mach/iomux-mx3.h>

		#include "devices.h"

		static struct physmap_flash_data mx31moboard_flash_data = {
		.width = 2,
		};

		static struct resource mx31moboard_flash_resource = {
		.start = 0xa0000000,
		.end = 0xa1ffffff,
		.flags = IORESOURCE_MEM,
		};

		static struct platform_device mx31moboard_flash = {
		.name = "physmap-flash",
		.id = 0,
		.dev = {
		.platform_data = &mx31moboard_flash_data,
		},
		.resource = &mx31moboard_flash_resource,
		.num_resources = 1,
		};

		static struct imxuart_platform_data uart_pdata = {
		.flags = IMXUART_HAVE_RTSCTS,
		};

		static struct platform_device *devices[] __initdata = {
		&mx31moboard_flash,
		};

		/*
		* Board specific initialization.
		*/
		static void __init mxc_board_init(void)
		{
		platform_add_devices(devices, ARRAY_SIZE(devices));

		mxc_iomux_mode(MX31_PIN_CTS1__CTS1);
		mxc_iomux_mode(MX31_PIN_RTS1__RTS1);
		mxc_iomux_mode(MX31_PIN_TXD1__TXD1);
		mxc_iomux_mode(MX31_PIN_RXD1__RXD1);

		mxc_register_device(&mxc_uart_device0, &uart_pdata);

		mxc_iomux_mode(MX31_PIN_CTS2__CTS2);
		mxc_iomux_mode(MX31_PIN_RTS2__RTS2);
		mxc_iomux_mode(MX31_PIN_TXD2__TXD2);
		mxc_iomux_mode(MX31_PIN_RXD2__RXD2);

		mxc_register_device(&mxc_uart_device1, &uart_pdata);

		mxc_iomux_mode(MX31_PIN_PC_RST__CTS5);
		mxc_iomux_mode(MX31_PIN_PC_VS2__RTS5);
		mxc_iomux_mode(MX31_PIN_PC_BVD2__TXD5);
		mxc_iomux_mode(MX31_PIN_PC_BVD1__RXD5);

		mxc_register_device(&mxc_uart_device4, &uart_pdata);
		}

		/*
		* This structure defines static mappings for the mx31moboard.
		*/
		static struct map_desc mx31moboard_io_desc[] __initdata = {
		{
		.virtual = AIPS1_BASE_ADDR_VIRT,
		.pfn = __phys_to_pfn(AIPS1_BASE_ADDR),
		.length = AIPS1_SIZE,
		.type = MT_DEVICE_NONSHARED
		}, {
		.virtual = AIPS2_BASE_ADDR_VIRT,
		.pfn = __phys_to_pfn(AIPS2_BASE_ADDR),
		.length = AIPS2_SIZE,
		.type = MT_DEVICE_NONSHARED
		},
		};

		/*
		* Set up static virtual mappings.
		*/
		void __init mx31moboard_map_io(void)
		{
		mxc_map_io();
		iotable_init(mx31moboard_io_desc, ARRAY_SIZE(mx31moboard_io_desc));
		}

		static void __init mx31moboard_timer_init(void)
		{
		mxc_clocks_init(26000000);
		mxc_timer_init("ipg_clk.0");
		}

		struct sys_timer mx31moboard_timer = {
		.init = mx31moboard_timer_init,
		};

		MACHINE_START(MX31MOBOARD, "EPFL Mobots mx31moboard")
		/* Maintainer: Valentin Longchamp, EPFL Mobots group */
		.phys_io = AIPS1_BASE_ADDR,
		.io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
		.boot_params = PHYS_OFFSET + 0x100,
		.map_io = mx31moboard_map_io,
		.init_irq = mxc_init_irq,
		.init_machine = mxc_board_init,
		.timer = &mx31moboard_timer,
		MACHINE_END