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Commit 5e9145ed authored by Alberto Panizzo's avatar Alberto Panizzo Committed by Sascha Hauer
Browse files

Atmark Armadillo 500 board support. 



Signed-off-by: default avatarAlberto Panizzo <maramaopercheseimorto@gmail.com>
Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
parent 135cad36

arch/arm/mach-mx3/Kconfig

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@@ -75,4 +75,11 @@ config MACH_PCM043 
	  Include support for Phytec pcm043 platform. This includes

	  specific configurations for the board and its peripherals.



config MACH_ARMADILLO5X0

	bool "Support Atmark Armadillo-500 Development Base Board"

	select ARCH_MX31

	help

	  Include support for Atmark Armadillo-500 platform. This includes

	  specific configurations for the board and its peripherals.



endif

arch/arm/mach-mx3/Makefile

+1 −0
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@@ -15,3 +15,4 @@ obj-$(CONFIG_MACH_MX31MOBOARD) += mx31moboard.o mx31moboard-devboard.o \ 
				   mx31moboard-marxbot.o

obj-$(CONFIG_MACH_QONG)		+= qong.o

obj-$(CONFIG_MACH_PCM043)	+= pcm043.o

obj-$(CONFIG_MACH_ARMADILLO5X0) += armadillo5x0.o

arch/arm/mach-mx3/armadillo5x0.c

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/*

 * armadillo5x0.c

 *

 * Copyright 2009 Alberto Panizzo <maramaopercheseimorto@gmail.com>

 * updates in http://alberdroid.blogspot.com/

 *

 * Based on Atmark Techno, Inc. armadillo 500 BSP 2008

 * Based on mx31ads.c and pcm037.c Great Work!

 *

 * 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., 51 Franklin Street, Fifth Floor, Boston,

 * MA 02110-1301, USA.

 */



#include <linux/types.h>

#include <linux/init.h>

#include <linux/clk.h>

#include <linux/platform_device.h>

#include <linux/gpio.h>

#include <linux/smsc911x.h>

#include <linux/interrupt.h>

#include <linux/irq.h>



#include <mach/hardware.h>

#include <asm/mach-types.h>

#include <asm/mach/arch.h>

#include <asm/mach/time.h>

#include <asm/memory.h>

#include <asm/mach/map.h>



#include <mach/common.h>

#include <mach/imx-uart.h>

#include <mach/iomux-mx3.h>

#include <mach/board-armadillo5x0.h>

#include <mach/mmc.h>

#include <mach/ipu.h>

#include <mach/mx3fb.h>



#include "devices.h"



static int armadillo5x0_pins[] = {

	/* UART1 */

	MX31_PIN_CTS1__CTS1,

	MX31_PIN_RTS1__RTS1,

	MX31_PIN_TXD1__TXD1,

	MX31_PIN_RXD1__RXD1,

	/* UART2 */

	MX31_PIN_CTS2__CTS2,

	MX31_PIN_RTS2__RTS2,

	MX31_PIN_TXD2__TXD2,

	MX31_PIN_RXD2__RXD2,

	/* LAN9118_IRQ */

	IOMUX_MODE(MX31_PIN_GPIO1_0, IOMUX_CONFIG_GPIO),

	/* SDHC1 */

	MX31_PIN_SD1_DATA3__SD1_DATA3,

	MX31_PIN_SD1_DATA2__SD1_DATA2,

	MX31_PIN_SD1_DATA1__SD1_DATA1,

	MX31_PIN_SD1_DATA0__SD1_DATA0,

	MX31_PIN_SD1_CLK__SD1_CLK,

	MX31_PIN_SD1_CMD__SD1_CMD,

	/* Framebuffer */

	MX31_PIN_LD0__LD0,

	MX31_PIN_LD1__LD1,

	MX31_PIN_LD2__LD2,

	MX31_PIN_LD3__LD3,

	MX31_PIN_LD4__LD4,

	MX31_PIN_LD5__LD5,

	MX31_PIN_LD6__LD6,

	MX31_PIN_LD7__LD7,

	MX31_PIN_LD8__LD8,

	MX31_PIN_LD9__LD9,

	MX31_PIN_LD10__LD10,

	MX31_PIN_LD11__LD11,

	MX31_PIN_LD12__LD12,

	MX31_PIN_LD13__LD13,

	MX31_PIN_LD14__LD14,

	MX31_PIN_LD15__LD15,

	MX31_PIN_LD16__LD16,

	MX31_PIN_LD17__LD17,

	MX31_PIN_VSYNC3__VSYNC3,

	MX31_PIN_HSYNC__HSYNC,

	MX31_PIN_FPSHIFT__FPSHIFT,

	MX31_PIN_DRDY0__DRDY0,

	IOMUX_MODE(MX31_PIN_LCS1, IOMUX_CONFIG_GPIO), /*ADV7125_PSAVE*/



};



/*

 * FB support

 */

static const struct fb_videomode fb_modedb[] = {

	{	/* 640x480 @ 60 Hz */

		.name		= "CRT-VGA",

		.refresh	= 60,

		.xres		= 640,

		.yres		= 480,

		.pixclock	= 39721,

		.left_margin	= 35,

		.right_margin	= 115,

		.upper_margin	= 43,

		.lower_margin	= 1,

		.hsync_len	= 10,

		.vsync_len	= 1,

		.sync		= FB_SYNC_OE_ACT_HIGH,

		.vmode		= FB_VMODE_NONINTERLACED,

		.flag		= 0,

	}, {/* 800x600 @ 56 Hz */

		.name		= "CRT-SVGA",

		.refresh	= 56,

		.xres		= 800,

		.yres		= 600,

		.pixclock	= 30000,

		.left_margin	= 30,

		.right_margin	= 108,

		.upper_margin	= 13,

		.lower_margin	= 10,

		.hsync_len	= 10,

		.vsync_len	= 1,

		.sync		= FB_SYNC_OE_ACT_HIGH | FB_SYNC_HOR_HIGH_ACT |

				  FB_SYNC_VERT_HIGH_ACT,

		.vmode		= FB_VMODE_NONINTERLACED,

		.flag		= 0,

	},

};



static struct ipu_platform_data mx3_ipu_data = {

	.irq_base = MXC_IPU_IRQ_START,

};



static struct mx3fb_platform_data mx3fb_pdata = {

	.dma_dev	= &mx3_ipu.dev,

	.name		= "CRT-VGA",

	.mode		= fb_modedb,

	.num_modes	= ARRAY_SIZE(fb_modedb),

};



/*

 * SDHC 1

 * MMC support

 */

static int armadillo5x0_sdhc1_get_ro(struct device *dev)

{

	return gpio_get_value(IOMUX_TO_GPIO(MX31_PIN_ATA_RESET_B));

}



static int armadillo5x0_sdhc1_init(struct device *dev,

				   irq_handler_t detect_irq, void *data)

{

	int ret;

	int gpio_det, gpio_wp;



	gpio_det = IOMUX_TO_GPIO(MX31_PIN_ATA_DMACK);

	gpio_wp = IOMUX_TO_GPIO(MX31_PIN_ATA_RESET_B);



	ret = gpio_request(gpio_det, "sdhc-card-detect");

	if (ret)

		return ret;



	gpio_direction_input(gpio_det);



	ret = gpio_request(gpio_wp, "sdhc-write-protect");

	if (ret)

		goto err_gpio_free;



	gpio_direction_input(gpio_wp);



	/* When supported the trigger type have to be BOTH */

	ret = request_irq(IOMUX_TO_IRQ(MX31_PIN_ATA_DMACK), detect_irq,

			  IRQF_DISABLED | IRQF_TRIGGER_FALLING,

			  "sdhc-detect", data);



	if (ret)

		goto err_gpio_free_2;



	return 0;



err_gpio_free_2:

	gpio_free(gpio_wp);



err_gpio_free:

	gpio_free(gpio_det);



	return ret;



}



static void armadillo5x0_sdhc1_exit(struct device *dev, void *data)

{

	free_irq(IOMUX_TO_IRQ(MX31_PIN_ATA_DMACK), data);

	gpio_free(IOMUX_TO_GPIO(MX31_PIN_ATA_DMACK));

	gpio_free(IOMUX_TO_GPIO(MX31_PIN_ATA_RESET_B));

}



static struct imxmmc_platform_data sdhc_pdata = {

	.get_ro = armadillo5x0_sdhc1_get_ro,

	.init = armadillo5x0_sdhc1_init,

	.exit = armadillo5x0_sdhc1_exit,

};



/*

 * SMSC 9118

 * Network support

 */

static struct resource armadillo5x0_smc911x_resources[] = {

	{

		.start	= CS3_BASE_ADDR,

		.end	= CS3_BASE_ADDR + SZ_32M - 1,

		.flags	= IORESOURCE_MEM,

	}, {

		.start	= IOMUX_TO_IRQ(MX31_PIN_GPIO1_0),

		.end	= IOMUX_TO_IRQ(MX31_PIN_GPIO1_0),

		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,

	},

};



static struct smsc911x_platform_config smsc911x_info = {

	.flags		= SMSC911X_USE_32BIT,

	.irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,

	.irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,

};



static struct platform_device armadillo5x0_smc911x_device = {

	.name           = "smsc911x",

	.id             = -1,

	.num_resources  = ARRAY_SIZE(armadillo5x0_smc911x_resources),

	.resource       = armadillo5x0_smc911x_resources,

	.dev            = {

		.platform_data = &smsc911x_info,

	},

};



/* UART device data */

static struct imxuart_platform_data uart_pdata = {

	.flags = IMXUART_HAVE_RTSCTS,

};



static struct platform_device *devices[] __initdata = {

	&armadillo5x0_smc911x_device,

};



/*

 * Perform board specific initializations

 */

static void __init armadillo5x0_init(void)

{

	mxc_iomux_setup_multiple_pins(armadillo5x0_pins,

			ARRAY_SIZE(armadillo5x0_pins), "armadillo5x0");



	platform_add_devices(devices, ARRAY_SIZE(devices));



	/* Register UART */

	mxc_register_device(&mxc_uart_device0, &uart_pdata);

	mxc_register_device(&mxc_uart_device1, &uart_pdata);



	/* SMSC9118 IRQ pin */

	gpio_direction_input(MX31_PIN_GPIO1_0);



	/* Register SDHC */

	mxc_register_device(&mxcsdhc_device0, &sdhc_pdata);



	/* Register FB */

	mxc_register_device(&mx3_ipu, &mx3_ipu_data);

	mxc_register_device(&mx3_fb, &mx3fb_pdata);

}



/*

 * Set up static virtual mappings.

 */

static void __init armadillo5x0_map_io(void)

{

	/*

	 * Maps:

	 * - NAND, SDRAM, WEIM, M3IF, EMI controllers

	 * - AVIC (Vectored Interrupt controller)

	 * - AIPS1 and AIPS2

	 **/

	mxc_map_io();

}



static void __init armadillo5x0_timer_init(void)

{

	mx31_clocks_init(26000000);

}



static struct sys_timer armadillo5x0_timer = {

	.init	= armadillo5x0_timer_init,

};



MACHINE_START(ARMADILLO5X0, "Armadillo-500")

	/* Maintainer: Alberto Panizzo  */

	.phys_io	= AIPS1_BASE_ADDR,

	.io_pg_offst	= ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,

	.boot_params	= PHYS_OFFSET + 0x00000100,

	.map_io		= armadillo5x0_map_io,

	.init_irq	= mxc_init_irq,

	.timer		= &armadillo5x0_timer,

	.init_machine	= armadillo5x0_init,

MACHINE_END

arch/arm/plat-mxc/include/mach/board-armadillo5x0.h

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/*

 * Copyright 2009 Alberto Panizzo <maramaopercheseimorto@gmail.com>.

 * All Rights Reserved.

 */



/*

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 as

 * published by the Free Software Foundation.

 */



#ifndef __ASM_ARCH_MXC_BOARD_ARMADILLO5X0_H__

#define __ASM_ARCH_MXC_BOARD_ARMADILLO5X0_H__



#include <mach/hardware.h>



/* mandatory for CONFIG_DEBUG_LL */



#define MXC_LL_UART_PADDR	UART1_BASE_ADDR

#define MXC_LL_UART_VADDR	AIPS1_IO_ADDRESS(UART1_BASE_ADDR)



#endif

arch/arm/plat-mxc/include/mach/debug-macro.S

+3 −0
Original line number Diff line number Diff line
@@ -42,6 +42,9 @@ 
#endif

#ifdef CONFIG_MACH_MX27_3DS

#include <mach/board-mx27pdk.h>

#endif

#ifdef CONFIG_MACH_ARMADILLO5X0

#include <mach/board-armadillo5x0.h>

#endif

		.macro	addruart,rx

		mrc	p15, 0, \rx, c1, c0