[mirror_ubuntu-artful-kernel.git] / arch / arm / mach-mx25 / mach-mx25pdk.c

/*
 * Copyright 2009 Sascha Hauer, <kernel@pengutronix.de>
 *
 * 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/delay.h>
#include <linux/clk.h>
#include <linux/irq.h>
#include <linux/gpio.h>
#include <linux/fec.h>
#include <linux/platform_device.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/mx25.h>
#include <mach/mxc_nand.h>
#include <mach/imxfb.h>
#include "devices.h"
#include <mach/iomux-mx25.h>

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

static struct pad_desc mx25pdk_pads[] = {
	MX25_PAD_FEC_MDC__FEC_MDC,
	MX25_PAD_FEC_MDIO__FEC_MDIO,
	MX25_PAD_FEC_TDATA0__FEC_TDATA0,
	MX25_PAD_FEC_TDATA1__FEC_TDATA1,
	MX25_PAD_FEC_TX_EN__FEC_TX_EN,
	MX25_PAD_FEC_RDATA0__FEC_RDATA0,
	MX25_PAD_FEC_RDATA1__FEC_RDATA1,
	MX25_PAD_FEC_RX_DV__FEC_RX_DV,
	MX25_PAD_FEC_TX_CLK__FEC_TX_CLK,
	MX25_PAD_A17__GPIO_2_3, /* FEC_EN, GPIO 35 */
	MX25_PAD_D12__GPIO_4_8, /* FEC_RESET_B, GPIO 104 */

	/* LCD */
	MX25_PAD_LD0__LD0,
	MX25_PAD_LD1__LD1,
	MX25_PAD_LD2__LD2,
	MX25_PAD_LD3__LD3,
	MX25_PAD_LD4__LD4,
	MX25_PAD_LD5__LD5,
	MX25_PAD_LD6__LD6,
	MX25_PAD_LD7__LD7,
	MX25_PAD_LD8__LD8,
	MX25_PAD_LD9__LD9,
	MX25_PAD_LD10__LD10,
	MX25_PAD_LD11__LD11,
	MX25_PAD_LD12__LD12,
	MX25_PAD_LD13__LD13,
	MX25_PAD_LD14__LD14,
	MX25_PAD_LD15__LD15,
	MX25_PAD_GPIO_E__LD16,
	MX25_PAD_GPIO_F__LD17,
	MX25_PAD_HSYNC__HSYNC,
	MX25_PAD_VSYNC__VSYNC,
	MX25_PAD_LSCLK__LSCLK,
	MX25_PAD_OE_ACD__OE_ACD,
	MX25_PAD_CONTRAST__CONTRAST,
};

static struct fec_platform_data mx25_fec_pdata = {
        .phy    = PHY_INTERFACE_MODE_RMII,
};

#define FEC_ENABLE_GPIO		35
#define FEC_RESET_B_GPIO	104

static void __init mx25pdk_fec_reset(void)
{
	gpio_request(FEC_ENABLE_GPIO, "FEC PHY enable");
	gpio_request(FEC_RESET_B_GPIO, "FEC PHY reset");

	gpio_direction_output(FEC_ENABLE_GPIO, 0);  /* drop PHY power */
	gpio_direction_output(FEC_RESET_B_GPIO, 0); /* assert reset */
	udelay(2);

	/* turn on PHY power and lift reset */
	gpio_set_value(FEC_ENABLE_GPIO, 1);
	gpio_set_value(FEC_RESET_B_GPIO, 1);
}

static struct mxc_nand_platform_data mx25pdk_nand_board_info = {
	.width		= 1,
	.hw_ecc		= 1,
	.flash_bbt	= 1,
};

static struct imx_fb_videomode mx25pdk_modes[] = {
	{
		.mode	= {
			.name		= "CRT-VGA",
			.refresh	= 60,
			.xres		= 640,
			.yres		= 480,
			.pixclock	= 39683,
			.left_margin	= 45,
			.right_margin	= 114,
			.upper_margin	= 33,
			.lower_margin	= 11,
			.hsync_len	= 1,
			.vsync_len	= 1,
		},
		.bpp	= 16,
		.pcr	= 0xFA208B80,
	},
};

static struct imx_fb_platform_data mx25pdk_fb_pdata = {
	.mode		= mx25pdk_modes,
	.num_modes	= ARRAY_SIZE(mx25pdk_modes),
	.pwmr		= 0x00A903FF,
	.lscr1		= 0x00120300,
	.dmacr		= 0x00020010,
};

static void __init mx25pdk_init(void)
{
	mxc_iomux_v3_setup_multiple_pads(mx25pdk_pads,
			ARRAY_SIZE(mx25pdk_pads));

	mxc_register_device(&mxc_uart_device0, &uart_pdata);
	mxc_register_device(&mxc_usbh2, NULL);
	mxc_register_device(&mxc_nand_device, &mx25pdk_nand_board_info);
	mxc_register_device(&mx25_rtc_device, NULL);
	mxc_register_device(&mx25_fb_device, &mx25pdk_fb_pdata);

	mx25pdk_fec_reset();
	mxc_register_device(&mx25_fec_device, &mx25_fec_pdata);
}

static void __init mx25pdk_timer_init(void)
{
	mx25_clocks_init();
}

static struct sys_timer mx25pdk_timer = {
	.init   = mx25pdk_timer_init,
};

MACHINE_START(MX25_3DS, "Freescale MX25PDK (3DS)")
	/* Maintainer: Freescale Semiconductor, Inc. */
	.phys_io	= MX25_AIPS1_BASE_ADDR,
	.io_pg_offst	= ((MX25_AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
	.boot_params    = MX25_PHYS_OFFSET + 0x100,
	.map_io         = mx25_map_io,
	.init_irq       = mx25_init_irq,
	.init_machine   = mx25pdk_init,
	.timer          = &mx25pdk_timer,
MACHINE_END
Commit	Line	Data
de41fddd SH	1	/*
	2	* Copyright 2009 Sascha Hauer, <kernel@pengutronix.de>
	3	*
	4	* This program is free software; you can redistribute it and/or
	5	* modify it under the terms of the GNU General Public License
	6	* as published by the Free Software Foundation; either version 2
	7	* of the License, or (at your option) any later version.
	8	* This program is distributed in the hope that it will be useful,
	9	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	10	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	11	* GNU General Public License for more details.
	12	*
	13	* You should have received a copy of the GNU General Public License
	14	* along with this program; if not, write to the Free Software
	15	* Foundation, Inc., 51 Franklin Street, Fifth Floor,
	16	* Boston, MA 02110-1301, USA.
	17	*/
	18
635baf6b SH	19	#include <linux/types.h>
635baf6b SH	20	#include <linux/init.h>
e71fbaf7	21	#include <linux/delay.h>
635baf6b SH	22	#include <linux/clk.h>
	23	#include <linux/irq.h>
	24	#include <linux/gpio.h>
e71fbaf7	25	#include <linux/fec.h>
635baf6b SH	26	#include <linux/platform_device.h>
	27
	28	#include <mach/hardware.h>
	29	#include <asm/mach-types.h>
	30	#include <asm/mach/arch.h>
	31	#include <asm/mach/time.h>
	32	#include <asm/memory.h>
	33	#include <asm/mach/map.h>
	34	#include <mach/common.h>
	35	#include <mach/imx-uart.h>
	36	#include <mach/mx25.h>
	37	#include <mach/mxc_nand.h>
0f547dc1	38	#include <mach/imxfb.h>
635baf6b	39	#include "devices.h"
261f6f68	40	#include <mach/iomux-mx25.h>
635baf6b SH	41
	42	static struct imxuart_platform_data uart_pdata = {
	43	.flags = IMXUART_HAVE_RTSCTS,
	44	};
	45
e71fbaf7 BS	46	static struct pad_desc mx25pdk_pads[] = {
	47	MX25_PAD_FEC_MDC__FEC_MDC,
	48	MX25_PAD_FEC_MDIO__FEC_MDIO,
	49	MX25_PAD_FEC_TDATA0__FEC_TDATA0,
	50	MX25_PAD_FEC_TDATA1__FEC_TDATA1,
	51	MX25_PAD_FEC_TX_EN__FEC_TX_EN,
	52	MX25_PAD_FEC_RDATA0__FEC_RDATA0,
	53	MX25_PAD_FEC_RDATA1__FEC_RDATA1,
	54	MX25_PAD_FEC_RX_DV__FEC_RX_DV,
	55	MX25_PAD_FEC_TX_CLK__FEC_TX_CLK,
	56	MX25_PAD_A17__GPIO_2_3, /* FEC_EN, GPIO 35 */
	57	MX25_PAD_D12__GPIO_4_8, /* FEC_RESET_B, GPIO 104 */
0f547dc1 BS	58
	59	/* LCD */
	60	MX25_PAD_LD0__LD0,
	61	MX25_PAD_LD1__LD1,
	62	MX25_PAD_LD2__LD2,
	63	MX25_PAD_LD3__LD3,
	64	MX25_PAD_LD4__LD4,
	65	MX25_PAD_LD5__LD5,
	66	MX25_PAD_LD6__LD6,
	67	MX25_PAD_LD7__LD7,
	68	MX25_PAD_LD8__LD8,
	69	MX25_PAD_LD9__LD9,
	70	MX25_PAD_LD10__LD10,
	71	MX25_PAD_LD11__LD11,
	72	MX25_PAD_LD12__LD12,
	73	MX25_PAD_LD13__LD13,
	74	MX25_PAD_LD14__LD14,
	75	MX25_PAD_LD15__LD15,
	76	MX25_PAD_GPIO_E__LD16,
	77	MX25_PAD_GPIO_F__LD17,
	78	MX25_PAD_HSYNC__HSYNC,
	79	MX25_PAD_VSYNC__VSYNC,
	80	MX25_PAD_LSCLK__LSCLK,
	81	MX25_PAD_OE_ACD__OE_ACD,
	82	MX25_PAD_CONTRAST__CONTRAST,
e71fbaf7 BS	83	};
	84
	85	static struct fec_platform_data mx25_fec_pdata = {
	86	.phy = PHY_INTERFACE_MODE_RMII,
	87	};
	88
	89	#define FEC_ENABLE_GPIO 35
	90	#define FEC_RESET_B_GPIO 104
	91
	92	static void __init mx25pdk_fec_reset(void)
	93	{
	94	gpio_request(FEC_ENABLE_GPIO, "FEC PHY enable");
	95	gpio_request(FEC_RESET_B_GPIO, "FEC PHY reset");
	96
	97	gpio_direction_output(FEC_ENABLE_GPIO, 0); /* drop PHY power */
	98	gpio_direction_output(FEC_RESET_B_GPIO, 0); /* assert reset */
	99	udelay(2);
	100
	101	/* turn on PHY power and lift reset */
	102	gpio_set_value(FEC_ENABLE_GPIO, 1);
	103	gpio_set_value(FEC_RESET_B_GPIO, 1);
	104	}
	105
b97235df BS	106	static struct mxc_nand_platform_data mx25pdk_nand_board_info = {
	107	.width = 1,
	108	.hw_ecc = 1,
	109	.flash_bbt = 1,
	110	};
	111
0f547dc1 BS	112	static struct imx_fb_videomode mx25pdk_modes[] = {
	113	{
	114	.mode = {
	115	.name = "CRT-VGA",
	116	.refresh = 60,
	117	.xres = 640,
	118	.yres = 480,
	119	.pixclock = 39683,
	120	.left_margin = 45,
	121	.right_margin = 114,
	122	.upper_margin = 33,
	123	.lower_margin = 11,
	124	.hsync_len = 1,
	125	.vsync_len = 1,
	126	},
	127	.bpp = 16,
	128	.pcr = 0xFA208B80,
	129	},
	130	};
	131
	132	static struct imx_fb_platform_data mx25pdk_fb_pdata = {
	133	.mode = mx25pdk_modes,
	134	.num_modes = ARRAY_SIZE(mx25pdk_modes),
	135	.pwmr = 0x00A903FF,
	136	.lscr1 = 0x00120300,
	137	.dmacr = 0x00020010,
	138	};
	139
635baf6b SH	140	static void __init mx25pdk_init(void)
635baf6b SH	141	{
e71fbaf7 BS	142	mxc_iomux_v3_setup_multiple_pads(mx25pdk_pads,
	143	ARRAY_SIZE(mx25pdk_pads));
	144
635baf6b SH	145	mxc_register_device(&mxc_uart_device0, &uart_pdata);
635baf6b SH	146	mxc_register_device(&mxc_usbh2, NULL);
b97235df	147	mxc_register_device(&mxc_nand_device, &mx25pdk_nand_board_info);
1eaa4f27	148	mxc_register_device(&mx25_rtc_device, NULL);
0f547dc1	149	mxc_register_device(&mx25_fb_device, &mx25pdk_fb_pdata);
e71fbaf7 BS	150
	151	mx25pdk_fec_reset();
	152	mxc_register_device(&mx25_fec_device, &mx25_fec_pdata);
635baf6b SH	153	}
635baf6b SH	154
635baf6b SH	155	static void __init mx25pdk_timer_init(void)
635baf6b SH	156	{
fadc0956	157	mx25_clocks_init();
635baf6b SH	158	}
	159
	160	static struct sys_timer mx25pdk_timer = {
	161	.init = mx25pdk_timer_init,
	162	};
	163
	164	MACHINE_START(MX25_3DS, "Freescale MX25PDK (3DS)")
	165	/* Maintainer: Freescale Semiconductor, Inc. */
	166	.phys_io = MX25_AIPS1_BASE_ADDR,
	167	.io_pg_offst = ((MX25_AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
34101237	168	.boot_params = MX25_PHYS_OFFSET + 0x100,
635baf6b SH	169	.map_io = mx25_map_io,
	170	.init_irq = mx25_init_irq,
	171	.init_machine = mx25pdk_init,
	172	.timer = &mx25pdk_timer,
	173	MACHINE_END
	174