[mirror_ubuntu-eoan-kernel.git] / arch / arm / mach-imx / mach-mx25_3ds.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.
 */

/*
 * This machine is known as:
 *  - i.MX25 3-Stack Development System
 *  - i.MX25 Platform Development Kit (i.MX25 PDK)
 */

#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/platform_device.h>
#include <linux/usb/otg.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/mx25.h>
#include <mach/iomux-mx25.h>

#include "devices-imx25.h"

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

static iomux_v3_cfg_t 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,

	/* Keypad */
	MX25_PAD_KPP_ROW0__KPP_ROW0,
	MX25_PAD_KPP_ROW1__KPP_ROW1,
	MX25_PAD_KPP_ROW2__KPP_ROW2,
	MX25_PAD_KPP_ROW3__KPP_ROW3,
	MX25_PAD_KPP_COL0__KPP_COL0,
	MX25_PAD_KPP_COL1__KPP_COL1,
	MX25_PAD_KPP_COL2__KPP_COL2,
	MX25_PAD_KPP_COL3__KPP_COL3,

	/* SD1 */
	MX25_PAD_SD1_CMD__SD1_CMD,
	MX25_PAD_SD1_CLK__SD1_CLK,
	MX25_PAD_SD1_DATA0__SD1_DATA0,
	MX25_PAD_SD1_DATA1__SD1_DATA1,
	MX25_PAD_SD1_DATA2__SD1_DATA2,
	MX25_PAD_SD1_DATA3__SD1_DATA3,
	MX25_PAD_A14__GPIO_2_0, /* WriteProtect */
	MX25_PAD_A15__GPIO_2_1, /* CardDetect */

	/* I2C1 */
	MX25_PAD_I2C1_CLK__I2C1_CLK,
	MX25_PAD_I2C1_DAT__I2C1_DAT,
};

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

#define FEC_ENABLE_GPIO		IMX_GPIO_NR(2, 3)
#define FEC_RESET_B_GPIO	IMX_GPIO_NR(4, 8)

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 const struct mxc_nand_platform_data
mx25pdk_nand_board_info __initconst = {
	.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 const struct imx_fb_platform_data mx25pdk_fb_pdata __initconst = {
	.mode		= mx25pdk_modes,
	.num_modes	= ARRAY_SIZE(mx25pdk_modes),
	.pwmr		= 0x00A903FF,
	.lscr1		= 0x00120300,
	.dmacr		= 0x00020010,
};

static const uint32_t mx25pdk_keymap[] = {
	KEY(0, 0, KEY_UP),
	KEY(0, 1, KEY_DOWN),
	KEY(0, 2, KEY_VOLUMEDOWN),
	KEY(0, 3, KEY_HOME),
	KEY(1, 0, KEY_RIGHT),
	KEY(1, 1, KEY_LEFT),
	KEY(1, 2, KEY_ENTER),
	KEY(1, 3, KEY_VOLUMEUP),
	KEY(2, 0, KEY_F6),
	KEY(2, 1, KEY_F8),
	KEY(2, 2, KEY_F9),
	KEY(2, 3, KEY_F10),
	KEY(3, 0, KEY_F1),
	KEY(3, 1, KEY_F2),
	KEY(3, 2, KEY_F3),
	KEY(3, 3, KEY_POWER),
};

static const struct matrix_keymap_data mx25pdk_keymap_data __initconst = {
	.keymap		= mx25pdk_keymap,
	.keymap_size	= ARRAY_SIZE(mx25pdk_keymap),
};

static int mx25pdk_usbh2_init(struct platform_device *pdev)
{
	return mx25_initialize_usb_hw(pdev->id, MXC_EHCI_INTERNAL_PHY);
}

static const struct mxc_usbh_platform_data usbh2_pdata __initconst = {
	.init	= mx25pdk_usbh2_init,
	.portsc	= MXC_EHCI_MODE_SERIAL,
};

static const struct fsl_usb2_platform_data otg_device_pdata __initconst = {
	.operating_mode = FSL_USB2_DR_DEVICE,
	.phy_mode       = FSL_USB2_PHY_UTMI,
};

static const struct imxi2c_platform_data mx25_3ds_i2c0_data __initconst = {
	.bitrate = 100000,
};

#define SD1_GPIO_WP	IMX_GPIO_NR(2, 0)
#define SD1_GPIO_CD	IMX_GPIO_NR(2, 1)

static const struct esdhc_platform_data mx25pdk_esdhc_pdata __initconst = {
	.wp_gpio = SD1_GPIO_WP,
	.cd_gpio = SD1_GPIO_CD,
	.wp_type = ESDHC_WP_GPIO,
	.cd_type = ESDHC_CD_GPIO,
};

static void __init mx25pdk_init(void)
{
	imx25_soc_init();

	mxc_iomux_v3_setup_multiple_pads(mx25pdk_pads,
			ARRAY_SIZE(mx25pdk_pads));

	imx25_add_imx_uart0(&uart_pdata);
	imx25_add_fsl_usb2_udc(&otg_device_pdata);
	imx25_add_mxc_ehci_hs(&usbh2_pdata);
	imx25_add_mxc_nand(&mx25pdk_nand_board_info);
	imx25_add_imxdi_rtc(NULL);
	imx25_add_imx_fb(&mx25pdk_fb_pdata);
	imx25_add_imx2_wdt(NULL);

	mx25pdk_fec_reset();
	imx25_add_fec(&mx25_fec_pdata);
	imx25_add_imx_keypad(&mx25pdk_keymap_data);

	imx25_add_sdhci_esdhc_imx(0, &mx25pdk_esdhc_pdata);
	imx25_add_imx_i2c0(&mx25_3ds_i2c0_data);
}

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. */
	.boot_params = MX25_PHYS_OFFSET + 0x100,
	.map_io = mx25_map_io,
	.init_early = imx25_init_early,
	.init_irq = mx25_init_irq,
	.timer = &mx25pdk_timer,
	.init_machine = mx25pdk_init,
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
c10ea4d6 UKK	19	/*
	20	* This machine is known as:
	21	* - i.MX25 3-Stack Development System
	22	* - i.MX25 Platform Development Kit (i.MX25 PDK)
	23	*/
	24
635baf6b SH	25	#include <linux/types.h>
635baf6b SH	26	#include <linux/init.h>
e71fbaf7	27	#include <linux/delay.h>
635baf6b SH	28	#include <linux/clk.h>
	29	#include <linux/irq.h>
	30	#include <linux/gpio.h>
635baf6b	31	#include <linux/platform_device.h>
460d30a3	32	#include <linux/usb/otg.h>
635baf6b SH	33
	34	#include <mach/hardware.h>
	35	#include <asm/mach-types.h>
	36	#include <asm/mach/arch.h>
	37	#include <asm/mach/time.h>
	38	#include <asm/memory.h>
	39	#include <asm/mach/map.h>
	40	#include <mach/common.h>
635baf6b	41	#include <mach/mx25.h>
261f6f68	42	#include <mach/iomux-mx25.h>
635baf6b	43
b0c4845c	44	#include "devices-imx25.h"
b0c4845c	45
7cc3c846	46	static const struct imxuart_platform_data uart_pdata __initconst = {
635baf6b SH	47	.flags = IMXUART_HAVE_RTSCTS,
	48	};
	49
8f5260c8	50	static iomux_v3_cfg_t mx25pdk_pads[] = {
e71fbaf7 BS	51	MX25_PAD_FEC_MDC__FEC_MDC,
	52	MX25_PAD_FEC_MDIO__FEC_MDIO,
	53	MX25_PAD_FEC_TDATA0__FEC_TDATA0,
	54	MX25_PAD_FEC_TDATA1__FEC_TDATA1,
	55	MX25_PAD_FEC_TX_EN__FEC_TX_EN,
	56	MX25_PAD_FEC_RDATA0__FEC_RDATA0,
	57	MX25_PAD_FEC_RDATA1__FEC_RDATA1,
	58	MX25_PAD_FEC_RX_DV__FEC_RX_DV,
	59	MX25_PAD_FEC_TX_CLK__FEC_TX_CLK,
	60	MX25_PAD_A17__GPIO_2_3, /* FEC_EN, GPIO 35 */
	61	MX25_PAD_D12__GPIO_4_8, /* FEC_RESET_B, GPIO 104 */
0f547dc1 BS	62
	63	/* LCD */
	64	MX25_PAD_LD0__LD0,
	65	MX25_PAD_LD1__LD1,
	66	MX25_PAD_LD2__LD2,
	67	MX25_PAD_LD3__LD3,
	68	MX25_PAD_LD4__LD4,
	69	MX25_PAD_LD5__LD5,
	70	MX25_PAD_LD6__LD6,
	71	MX25_PAD_LD7__LD7,
	72	MX25_PAD_LD8__LD8,
	73	MX25_PAD_LD9__LD9,
	74	MX25_PAD_LD10__LD10,
	75	MX25_PAD_LD11__LD11,
	76	MX25_PAD_LD12__LD12,
	77	MX25_PAD_LD13__LD13,
	78	MX25_PAD_LD14__LD14,
	79	MX25_PAD_LD15__LD15,
	80	MX25_PAD_GPIO_E__LD16,
	81	MX25_PAD_GPIO_F__LD17,
	82	MX25_PAD_HSYNC__HSYNC,
	83	MX25_PAD_VSYNC__VSYNC,
	84	MX25_PAD_LSCLK__LSCLK,
	85	MX25_PAD_OE_ACD__OE_ACD,
	86	MX25_PAD_CONTRAST__CONTRAST,
c45dd814 BS	87
	88	/* Keypad */
	89	MX25_PAD_KPP_ROW0__KPP_ROW0,
	90	MX25_PAD_KPP_ROW1__KPP_ROW1,
	91	MX25_PAD_KPP_ROW2__KPP_ROW2,
	92	MX25_PAD_KPP_ROW3__KPP_ROW3,
	93	MX25_PAD_KPP_COL0__KPP_COL0,
	94	MX25_PAD_KPP_COL1__KPP_COL1,
	95	MX25_PAD_KPP_COL2__KPP_COL2,
	96	MX25_PAD_KPP_COL3__KPP_COL3,
71e2889d SG	97
	98	/* SD1 */
	99	MX25_PAD_SD1_CMD__SD1_CMD,
	100	MX25_PAD_SD1_CLK__SD1_CLK,
	101	MX25_PAD_SD1_DATA0__SD1_DATA0,
	102	MX25_PAD_SD1_DATA1__SD1_DATA1,
	103	MX25_PAD_SD1_DATA2__SD1_DATA2,
	104	MX25_PAD_SD1_DATA3__SD1_DATA3,
9c97f662 SG	105	MX25_PAD_A14__GPIO_2_0, /* WriteProtect */
9c97f662 SG	106	MX25_PAD_A15__GPIO_2_1, /* CardDetect */
ff864521 FE	107
	108	/* I2C1 */
	109	MX25_PAD_I2C1_CLK__I2C1_CLK,
	110	MX25_PAD_I2C1_DAT__I2C1_DAT,
e71fbaf7 BS	111	};
e71fbaf7 BS	112
6bd96f3c	113	static const struct fec_platform_data mx25_fec_pdata __initconst = {
e48ab1c1	114	.phy = PHY_INTERFACE_MODE_RMII,
e71fbaf7 BS	115	};
e71fbaf7 BS	116
ddb95fdd FE	117	#define FEC_ENABLE_GPIO IMX_GPIO_NR(2, 3)
ddb95fdd FE	118	#define FEC_RESET_B_GPIO IMX_GPIO_NR(4, 8)
e71fbaf7 BS	119
	120	static void __init mx25pdk_fec_reset(void)
	121	{
	122	gpio_request(FEC_ENABLE_GPIO, "FEC PHY enable");
	123	gpio_request(FEC_RESET_B_GPIO, "FEC PHY reset");
	124
	125	gpio_direction_output(FEC_ENABLE_GPIO, 0); /* drop PHY power */
	126	gpio_direction_output(FEC_RESET_B_GPIO, 0); /* assert reset */
	127	udelay(2);
	128
	129	/* turn on PHY power and lift reset */
	130	gpio_set_value(FEC_ENABLE_GPIO, 1);
	131	gpio_set_value(FEC_RESET_B_GPIO, 1);
	132	}
	133
b0c4845c UKK	134	static const struct mxc_nand_platform_data
b0c4845c UKK	135	mx25pdk_nand_board_info __initconst = {
b97235df BS	136	.width = 1,
	137	.hw_ecc = 1,
	138	.flash_bbt = 1,
	139	};
	140
0f547dc1 BS	141	static struct imx_fb_videomode mx25pdk_modes[] = {
	142	{
	143	.mode = {
	144	.name = "CRT-VGA",
	145	.refresh = 60,
	146	.xres = 640,
	147	.yres = 480,
	148	.pixclock = 39683,
	149	.left_margin = 45,
	150	.right_margin = 114,
	151	.upper_margin = 33,
	152	.lower_margin = 11,
	153	.hsync_len = 1,
	154	.vsync_len = 1,
	155	},
	156	.bpp = 16,
	157	.pcr = 0xFA208B80,
	158	},
	159	};
	160
194ee8e8	161	static const struct imx_fb_platform_data mx25pdk_fb_pdata __initconst = {
0f547dc1 BS	162	.mode = mx25pdk_modes,
	163	.num_modes = ARRAY_SIZE(mx25pdk_modes),
	164	.pwmr = 0x00A903FF,
	165	.lscr1 = 0x00120300,
	166	.dmacr = 0x00020010,
	167	};
	168
c45dd814 BS	169	static const uint32_t mx25pdk_keymap[] = {
	170	KEY(0, 0, KEY_UP),
	171	KEY(0, 1, KEY_DOWN),
	172	KEY(0, 2, KEY_VOLUMEDOWN),
	173	KEY(0, 3, KEY_HOME),
	174	KEY(1, 0, KEY_RIGHT),
	175	KEY(1, 1, KEY_LEFT),
	176	KEY(1, 2, KEY_ENTER),
	177	KEY(1, 3, KEY_VOLUMEUP),
	178	KEY(2, 0, KEY_F6),
	179	KEY(2, 1, KEY_F8),
	180	KEY(2, 2, KEY_F9),
	181	KEY(2, 3, KEY_F10),
	182	KEY(3, 0, KEY_F1),
	183	KEY(3, 1, KEY_F2),
	184	KEY(3, 2, KEY_F3),
	185	KEY(3, 3, KEY_POWER),
	186	};
	187
5f804df3	188	static const struct matrix_keymap_data mx25pdk_keymap_data __initconst = {
c45dd814 BS	189	.keymap = mx25pdk_keymap,
	190	.keymap_size = ARRAY_SIZE(mx25pdk_keymap),
	191	};
	192
4bd597b6 SH	193	static int mx25pdk_usbh2_init(struct platform_device *pdev)
	194	{
	195	return mx25_initialize_usb_hw(pdev->id, MXC_EHCI_INTERNAL_PHY);
	196	}
	197
460d30a3	198	static const struct mxc_usbh_platform_data usbh2_pdata __initconst = {
4bd597b6	199	.init = mx25pdk_usbh2_init,
460d30a3	200	.portsc = MXC_EHCI_MODE_SERIAL,
460d30a3 FE	201	};
	202
	203	static const struct fsl_usb2_platform_data otg_device_pdata __initconst = {
	204	.operating_mode = FSL_USB2_DR_DEVICE,
	205	.phy_mode = FSL_USB2_PHY_UTMI,
	206	};
	207
ff864521 FE	208	static const struct imxi2c_platform_data mx25_3ds_i2c0_data __initconst = {
	209	.bitrate = 100000,
	210	};
	211
9c97f662 SG	212	#define SD1_GPIO_WP IMX_GPIO_NR(2, 0)
	213	#define SD1_GPIO_CD IMX_GPIO_NR(2, 1)
	214
	215	static const struct esdhc_platform_data mx25pdk_esdhc_pdata __initconst = {
	216	.wp_gpio = SD1_GPIO_WP,
	217	.cd_gpio = SD1_GPIO_CD,
913413c3 SG	218	.wp_type = ESDHC_WP_GPIO,
913413c3 SG	219	.cd_type = ESDHC_CD_GPIO,
9c97f662 SG	220	};
9c97f662 SG	221
635baf6b SH	222	static void __init mx25pdk_init(void)
635baf6b SH	223	{
b78d8e59 SG	224	imx25_soc_init();
b78d8e59 SG	225
e71fbaf7 BS	226	mxc_iomux_v3_setup_multiple_pads(mx25pdk_pads,
	227	ARRAY_SIZE(mx25pdk_pads));
	228
7cc3c846	229	imx25_add_imx_uart0(&uart_pdata);
460d30a3 FE	230	imx25_add_fsl_usb2_udc(&otg_device_pdata);
460d30a3 FE	231	imx25_add_mxc_ehci_hs(&usbh2_pdata);
b0c4845c	232	imx25_add_mxc_nand(&mx25pdk_nand_board_info);
e7c74b34	233	imx25_add_imxdi_rtc(NULL);
194ee8e8	234	imx25_add_imx_fb(&mx25pdk_fb_pdata);
00871505	235	imx25_add_imx2_wdt(NULL);
e71fbaf7 BS	236
e71fbaf7 BS	237	mx25pdk_fec_reset();
6bd96f3c	238	imx25_add_fec(&mx25_fec_pdata);
ab9cee4b	239	imx25_add_imx_keypad(&mx25pdk_keymap_data);
71e2889d	240
9c97f662	241	imx25_add_sdhci_esdhc_imx(0, &mx25pdk_esdhc_pdata);
ff864521	242	imx25_add_imx_i2c0(&mx25_3ds_i2c0_data);
635baf6b SH	243	}
635baf6b SH	244
635baf6b SH	245	static void __init mx25pdk_timer_init(void)
635baf6b SH	246	{
fadc0956	247	mx25_clocks_init();
635baf6b SH	248	}
	249
	250	static struct sys_timer mx25pdk_timer = {
	251	.init = mx25pdk_timer_init,
	252	};
	253
	254	MACHINE_START(MX25_3DS, "Freescale MX25PDK (3DS)")
	255	/* Maintainer: Freescale Semiconductor, Inc. */
3dac2196 UKK	256	.boot_params = MX25_PHYS_OFFSET + 0x100,
	257	.map_io = mx25_map_io,
	258	.init_early = imx25_init_early,
	259	.init_irq = mx25_init_irq,
	260	.timer = &mx25pdk_timer,
	261	.init_machine = mx25pdk_init,
635baf6b	262	MACHINE_END