[deliverable/linux.git] / arch / arm / mach-imx / eukrea_mbimxsd25-baseboard.c

/*
 * Copyright (C) 2010 Eric Benard - eric@eukrea.com
 *
 * Based on pcm970-baseboard.c which is :
 * Copyright (C) 2008 Juergen Beisert (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/gpio.h>
#include <linux/leds.h>
#include <linux/platform_device.h>
#include <linux/input.h>
#include <video/platform_lcd.h>

#include <mach/hardware.h>
#include <mach/iomux-mx25.h>
#include <mach/common.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/mx25.h>
#include <mach/audmux.h>

#include "devices-imx25.h"

static iomux_v3_cfg_t eukrea_mbimxsd_pads[] = {
	/* 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,
	/* LCD_PWR */
	MX25_PAD_PWM__GPIO_1_26,
	/* LED */
	MX25_PAD_POWER_FAIL__GPIO_3_19,
	/* SWITCH */
	MX25_PAD_VSTBY_ACK__GPIO_3_18,
	/* UART2 */
	MX25_PAD_UART2_RTS__UART2_RTS,
	MX25_PAD_UART2_CTS__UART2_CTS,
	MX25_PAD_UART2_TXD__UART2_TXD,
	MX25_PAD_UART2_RXD__UART2_RXD,
	/* 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,
	/* SD1 CD */
	MX25_PAD_DE_B__GPIO_2_20,
	/* I2S */
	MX25_PAD_KPP_COL3__AUD5_TXFS,
	MX25_PAD_KPP_COL2__AUD5_TXC,
	MX25_PAD_KPP_COL1__AUD5_RXD,
	MX25_PAD_KPP_COL0__AUD5_TXD,
	/* CAN */
	MX25_PAD_GPIO_D__CAN2_RX,
	MX25_PAD_GPIO_C__CAN2_TX,
};

#define GPIO_LED1	83
#define GPIO_SWITCH1	82
#define GPIO_SD1CD	52
#define GPIO_LCDPWR	26

static struct imx_fb_videomode eukrea_mximxsd_modes[] = {
	{
		.mode	= {
			.name		= "CMO-QVGA",
			.refresh	= 60,
			.xres		= 320,
			.yres		= 240,
			.pixclock	= KHZ2PICOS(6500),
			.left_margin	= 30,
			.right_margin	= 38,
			.upper_margin	= 20,
			.lower_margin	= 3,
			.hsync_len	= 15,
			.vsync_len	= 4,
		},
		.bpp	= 16,
		.pcr	= 0xCAD08B80,
	}, {
		.mode = {
			.name		= "DVI-VGA",
			.refresh	= 60,
			.xres		= 640,
			.yres		= 480,
			.pixclock	= 32000,
			.hsync_len	= 7,
			.left_margin	= 100,
			.right_margin	= 100,
			.vsync_len	= 7,
			.upper_margin	= 7,
			.lower_margin	= 100,
		},
		.pcr		= 0xFA208B80,
		.bpp		= 16,
	}, {
		.mode = {
			.name		= "DVI-SVGA",
			.refresh	= 60,
			.xres		= 800,
			.yres		= 600,
			.pixclock	= 25000,
			.hsync_len	= 7,
			.left_margin	= 75,
			.right_margin	= 75,
			.vsync_len	= 7,
			.upper_margin	= 7,
			.lower_margin	= 75,
		},
		.pcr		= 0xFA208B80,
		.bpp		= 16,
	},
};

static const struct imx_fb_platform_data eukrea_mximxsd_fb_pdata __initconst = {
	.mode		= eukrea_mximxsd_modes,
	.num_modes	= ARRAY_SIZE(eukrea_mximxsd_modes),
	.pwmr		= 0x00A903FF,
	.lscr1		= 0x00120300,
	.dmacr		= 0x00040060,
};

static void eukrea_mbimxsd_lcd_power_set(struct plat_lcd_data *pd,
				   unsigned int power)
{
	if (power)
		gpio_direction_output(GPIO_LCDPWR, 1);
	else
		gpio_direction_output(GPIO_LCDPWR, 0);
}

static struct plat_lcd_data eukrea_mbimxsd_lcd_power_data = {
	.set_power		= eukrea_mbimxsd_lcd_power_set,
};

static struct platform_device eukrea_mbimxsd_lcd_powerdev = {
	.name			= "platform-lcd",
	.dev.platform_data	= &eukrea_mbimxsd_lcd_power_data,
};

static struct gpio_led eukrea_mbimxsd_leds[] = {
	{
		.name			= "led1",
		.default_trigger	= "heartbeat",
		.active_low		= 1,
		.gpio			= GPIO_LED1,
	},
};

static struct gpio_led_platform_data eukrea_mbimxsd_led_info = {
	.leds		= eukrea_mbimxsd_leds,
	.num_leds	= ARRAY_SIZE(eukrea_mbimxsd_leds),
};

static struct platform_device eukrea_mbimxsd_leds_gpio = {
	.name	= "leds-gpio",
	.id	= -1,
	.dev	= {
		.platform_data	= &eukrea_mbimxsd_led_info,
	},
};

static struct gpio_keys_button eukrea_mbimxsd_gpio_buttons[] = {
	{
		.gpio		= GPIO_SWITCH1,
		.code		= BTN_0,
		.desc		= "BP1",
		.active_low	= 1,
		.wakeup		= 1,
	},
};

static const struct gpio_keys_platform_data
		eukrea_mbimxsd_button_data __initconst = {
	.buttons	= eukrea_mbimxsd_gpio_buttons,
	.nbuttons	= ARRAY_SIZE(eukrea_mbimxsd_gpio_buttons),
};

static struct platform_device *platform_devices[] __initdata = {
	&eukrea_mbimxsd_leds_gpio,
	&eukrea_mbimxsd_lcd_powerdev,
};

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

static struct i2c_board_info eukrea_mbimxsd_i2c_devices[] = {
	{
		I2C_BOARD_INFO("tlv320aic23", 0x1a),
	},
};

static const
struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata __initconst = {
	.flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE,
};

static struct esdhc_platform_data sd1_pdata = {
	.cd_gpio = GPIO_SD1CD,
	.wp_gpio = -EINVAL,
};

/*
 * system init for baseboard usage. Will be called by cpuimx25 init.
 *
 * Add platform devices present on this baseboard and init
 * them from CPU side as far as required to use them later on
 */
void __init eukrea_mbimxsd25_baseboard_init(void)
{
	if (mxc_iomux_v3_setup_multiple_pads(eukrea_mbimxsd_pads,
			ARRAY_SIZE(eukrea_mbimxsd_pads)))
		printk(KERN_ERR "error setting mbimxsd pads !\n");

#if defined(CONFIG_SND_SOC_EUKREA_TLV320)
	/* SSI unit master I2S codec connected to SSI_AUD5*/
	mxc_audmux_v2_configure_port(0,
			MXC_AUDMUX_V2_PTCR_SYN |
			MXC_AUDMUX_V2_PTCR_TFSDIR |
			MXC_AUDMUX_V2_PTCR_TFSEL(4) |
			MXC_AUDMUX_V2_PTCR_TCLKDIR |
			MXC_AUDMUX_V2_PTCR_TCSEL(4),
			MXC_AUDMUX_V2_PDCR_RXDSEL(4)
	);
	mxc_audmux_v2_configure_port(4,
			MXC_AUDMUX_V2_PTCR_SYN,
			MXC_AUDMUX_V2_PDCR_RXDSEL(0)
	);
#endif

	imx25_add_imx_uart1(&uart_pdata);
	imx25_add_imx_fb(&eukrea_mximxsd_fb_pdata);
	imx25_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata);

	imx25_add_flexcan1(NULL);
	imx25_add_sdhci_esdhc_imx(0, &sd1_pdata);

	gpio_request(GPIO_LED1, "LED1");
	gpio_direction_output(GPIO_LED1, 1);
	gpio_free(GPIO_LED1);

	gpio_request(GPIO_SWITCH1, "SWITCH1");
	gpio_direction_input(GPIO_SWITCH1);
	gpio_free(GPIO_SWITCH1);

	gpio_request(GPIO_LCDPWR, "LCDPWR");
	gpio_direction_output(GPIO_LCDPWR, 1);
	gpio_free(GPIO_SWITCH1);

	i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices,
				ARRAY_SIZE(eukrea_mbimxsd_i2c_devices));

	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
	imx_add_gpio_keys(&eukrea_mbimxsd_button_data);
}
Commit	Line	Data
6f1fa706 EB	1	/*
	2	* Copyright (C) 2010 Eric Benard - eric@eukrea.com
	3	*
	4	* Based on pcm970-baseboard.c which is :
	5	* Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
	6	*
	7	* This program is free software; you can redistribute it and/or
	8	* modify it under the terms of the GNU General Public License
	9	* as published by the Free Software Foundation; either version 2
	10	* of the License, or (at your option) any later version.
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, write to the Free Software
	18	* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
	19	* MA 02110-1301, USA.
	20	*/
	21
	22	#include <linux/gpio.h>
	23	#include <linux/leds.h>
	24	#include <linux/platform_device.h>
6f1fa706 EB	25	#include <linux/input.h>
	26	#include <video/platform_lcd.h>
	27
6f1fa706 EB	28	#include <mach/hardware.h>
	29	#include <mach/iomux-mx25.h>
	30	#include <mach/common.h>
	31	#include <asm/mach-types.h>
	32	#include <asm/mach/arch.h>
	33	#include <mach/mx25.h>
6f1fa706 EB	34	#include <mach/audmux.h>
6f1fa706 EB	35
2dcf78c0	36	#include "devices-imx25.h"
6f1fa706	37
8f5260c8	38	static iomux_v3_cfg_t eukrea_mbimxsd_pads[] = {
6f1fa706 EB	39	/* LCD */
	40	MX25_PAD_LD0__LD0,
	41	MX25_PAD_LD1__LD1,
	42	MX25_PAD_LD2__LD2,
	43	MX25_PAD_LD3__LD3,
	44	MX25_PAD_LD4__LD4,
	45	MX25_PAD_LD5__LD5,
	46	MX25_PAD_LD6__LD6,
	47	MX25_PAD_LD7__LD7,
	48	MX25_PAD_LD8__LD8,
	49	MX25_PAD_LD9__LD9,
	50	MX25_PAD_LD10__LD10,
	51	MX25_PAD_LD11__LD11,
	52	MX25_PAD_LD12__LD12,
	53	MX25_PAD_LD13__LD13,
	54	MX25_PAD_LD14__LD14,
	55	MX25_PAD_LD15__LD15,
	56	MX25_PAD_GPIO_E__LD16,
	57	MX25_PAD_GPIO_F__LD17,
	58	MX25_PAD_HSYNC__HSYNC,
	59	MX25_PAD_VSYNC__VSYNC,
	60	MX25_PAD_LSCLK__LSCLK,
	61	MX25_PAD_OE_ACD__OE_ACD,
	62	MX25_PAD_CONTRAST__CONTRAST,
	63	/* LCD_PWR */
	64	MX25_PAD_PWM__GPIO_1_26,
	65	/* LED */
	66	MX25_PAD_POWER_FAIL__GPIO_3_19,
	67	/* SWITCH */
	68	MX25_PAD_VSTBY_ACK__GPIO_3_18,
	69	/* UART2 */
	70	MX25_PAD_UART2_RTS__UART2_RTS,
	71	MX25_PAD_UART2_CTS__UART2_CTS,
	72	MX25_PAD_UART2_TXD__UART2_TXD,
	73	MX25_PAD_UART2_RXD__UART2_RXD,
	74	/* SD1 */
	75	MX25_PAD_SD1_CMD__SD1_CMD,
	76	MX25_PAD_SD1_CLK__SD1_CLK,
	77	MX25_PAD_SD1_DATA0__SD1_DATA0,
	78	MX25_PAD_SD1_DATA1__SD1_DATA1,
	79	MX25_PAD_SD1_DATA2__SD1_DATA2,
	80	MX25_PAD_SD1_DATA3__SD1_DATA3,
	81	/* SD1 CD */
	82	MX25_PAD_DE_B__GPIO_2_20,
	83	/* I2S */
	84	MX25_PAD_KPP_COL3__AUD5_TXFS,
	85	MX25_PAD_KPP_COL2__AUD5_TXC,
	86	MX25_PAD_KPP_COL1__AUD5_RXD,
	87	MX25_PAD_KPP_COL0__AUD5_TXD,
6f8460eb EB	88	/* CAN */
	89	MX25_PAD_GPIO_D__CAN2_RX,
	90	MX25_PAD_GPIO_C__CAN2_TX,
6f1fa706 EB	91	};
	92
	93	#define GPIO_LED1 83
	94	#define GPIO_SWITCH1 82
	95	#define GPIO_SD1CD 52
	96	#define GPIO_LCDPWR 26
	97
	98	static struct imx_fb_videomode eukrea_mximxsd_modes[] = {
	99	{
	100	.mode = {
	101	.name = "CMO-QVGA",
	102	.refresh = 60,
	103	.xres = 320,
	104	.yres = 240,
	105	.pixclock = KHZ2PICOS(6500),
	106	.left_margin = 30,
	107	.right_margin = 38,
	108	.upper_margin = 20,
	109	.lower_margin = 3,
	110	.hsync_len = 15,
	111	.vsync_len = 4,
	112	},
	113	.bpp = 16,
	114	.pcr = 0xCAD08B80,
c0550c4b EB	115	}, {
	116	.mode = {
	117	.name = "DVI-VGA",
	118	.refresh = 60,
	119	.xres = 640,
	120	.yres = 480,
	121	.pixclock = 32000,
	122	.hsync_len = 7,
	123	.left_margin = 100,
	124	.right_margin = 100,
	125	.vsync_len = 7,
	126	.upper_margin = 7,
	127	.lower_margin = 100,
	128	},
	129	.pcr = 0xFA208B80,
	130	.bpp = 16,
	131	}, {
	132	.mode = {
	133	.name = "DVI-SVGA",
	134	.refresh = 60,
	135	.xres = 800,
	136	.yres = 600,
	137	.pixclock = 25000,
	138	.hsync_len = 7,
	139	.left_margin = 75,
	140	.right_margin = 75,
	141	.vsync_len = 7,
	142	.upper_margin = 7,
	143	.lower_margin = 75,
	144	},
	145	.pcr = 0xFA208B80,
	146	.bpp = 16,
6f1fa706 EB	147	},
	148	};
	149
194ee8e8	150	static const struct imx_fb_platform_data eukrea_mximxsd_fb_pdata __initconst = {
6f1fa706 EB	151	.mode = eukrea_mximxsd_modes,
	152	.num_modes = ARRAY_SIZE(eukrea_mximxsd_modes),
	153	.pwmr = 0x00A903FF,
	154	.lscr1 = 0x00120300,
	155	.dmacr = 0x00040060,
	156	};
	157
	158	static void eukrea_mbimxsd_lcd_power_set(struct plat_lcd_data *pd,
	159	unsigned int power)
	160	{
	161	if (power)
	162	gpio_direction_output(GPIO_LCDPWR, 1);
	163	else
	164	gpio_direction_output(GPIO_LCDPWR, 0);
	165	}
	166
	167	static struct plat_lcd_data eukrea_mbimxsd_lcd_power_data = {
	168	.set_power = eukrea_mbimxsd_lcd_power_set,
	169	};
	170
	171	static struct platform_device eukrea_mbimxsd_lcd_powerdev = {
	172	.name = "platform-lcd",
	173	.dev.platform_data = &eukrea_mbimxsd_lcd_power_data,
	174	};
	175
	176	static struct gpio_led eukrea_mbimxsd_leds[] = {
	177	{
	178	.name = "led1",
	179	.default_trigger = "heartbeat",
	180	.active_low = 1,
	181	.gpio = GPIO_LED1,
	182	},
	183	};
	184
	185	static struct gpio_led_platform_data eukrea_mbimxsd_led_info = {
	186	.leds = eukrea_mbimxsd_leds,
	187	.num_leds = ARRAY_SIZE(eukrea_mbimxsd_leds),
	188	};
	189
	190	static struct platform_device eukrea_mbimxsd_leds_gpio = {
	191	.name = "leds-gpio",
	192	.id = -1,
	193	.dev = {
	194	.platform_data = &eukrea_mbimxsd_led_info,
	195	},
	196	};
	197
	198	static struct gpio_keys_button eukrea_mbimxsd_gpio_buttons[] = {
	199	{
	200	.gpio = GPIO_SWITCH1,
	201	.code = BTN_0,
	202	.desc = "BP1",
	203	.active_low = 1,
	204	.wakeup = 1,
	205	},
	206	};
	207
5309498a UKK	208	static const struct gpio_keys_platform_data
5309498a UKK	209	eukrea_mbimxsd_button_data __initconst = {
6f1fa706 EB	210	.buttons = eukrea_mbimxsd_gpio_buttons,
	211	.nbuttons = ARRAY_SIZE(eukrea_mbimxsd_gpio_buttons),
	212	};
	213
6f1fa706 EB	214	static struct platform_device *platform_devices[] __initdata = {
6f1fa706 EB	215	&eukrea_mbimxsd_leds_gpio,
6f1fa706 EB	216	&eukrea_mbimxsd_lcd_powerdev,
	217	};
	218
2dcf78c0	219	static const struct imxuart_platform_data uart_pdata __initconst = {
6f1fa706 EB	220	.flags = IMXUART_HAVE_RTSCTS,
	221	};
	222
	223	static struct i2c_board_info eukrea_mbimxsd_i2c_devices[] = {
	224	{
	225	I2C_BOARD_INFO("tlv320aic23", 0x1a),
	226	},
	227	};
	228
4697bb92 UKK	229	static const
4697bb92 UKK	230	struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata __initconst = {
6f1fa706 EB	231	.flags = IMX_SSI_SYN \| IMX_SSI_NET \| IMX_SSI_USE_I2S_SLAVE,
	232	};
	233
01ea9aea EB	234	static struct esdhc_platform_data sd1_pdata = {
	235	.cd_gpio = GPIO_SD1CD,
	236	.wp_gpio = -EINVAL,
	237	};
	238
6f1fa706 EB	239	/*
	240	* system init for baseboard usage. Will be called by cpuimx25 init.
	241	*
	242	* Add platform devices present on this baseboard and init
	243	* them from CPU side as far as required to use them later on
	244	*/
ec53fe3d	245	void __init eukrea_mbimxsd25_baseboard_init(void)
6f1fa706 EB	246	{
	247	if (mxc_iomux_v3_setup_multiple_pads(eukrea_mbimxsd_pads,
	248	ARRAY_SIZE(eukrea_mbimxsd_pads)))
	249	printk(KERN_ERR "error setting mbimxsd pads !\n");
	250
	251	#if defined(CONFIG_SND_SOC_EUKREA_TLV320)
	252	/* SSI unit master I2S codec connected to SSI_AUD5*/
	253	mxc_audmux_v2_configure_port(0,
	254	MXC_AUDMUX_V2_PTCR_SYN \|
	255	MXC_AUDMUX_V2_PTCR_TFSDIR \|
	256	MXC_AUDMUX_V2_PTCR_TFSEL(4) \|
	257	MXC_AUDMUX_V2_PTCR_TCLKDIR \|
	258	MXC_AUDMUX_V2_PTCR_TCSEL(4),
	259	MXC_AUDMUX_V2_PDCR_RXDSEL(4)
	260	);
	261	mxc_audmux_v2_configure_port(4,
	262	MXC_AUDMUX_V2_PTCR_SYN,
	263	MXC_AUDMUX_V2_PDCR_RXDSEL(0)
	264	);
	265	#endif
	266
2dcf78c0	267	imx25_add_imx_uart1(&uart_pdata);
194ee8e8	268	imx25_add_imx_fb(&eukrea_mximxsd_fb_pdata);
4697bb92	269	imx25_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata);
6f1fa706	270
6f8460eb	271	imx25_add_flexcan1(NULL);
01ea9aea	272	imx25_add_sdhci_esdhc_imx(0, &sd1_pdata);
6f8460eb	273
6f1fa706 EB	274	gpio_request(GPIO_LED1, "LED1");
	275	gpio_direction_output(GPIO_LED1, 1);
	276	gpio_free(GPIO_LED1);
	277
	278	gpio_request(GPIO_SWITCH1, "SWITCH1");
	279	gpio_direction_input(GPIO_SWITCH1);
	280	gpio_free(GPIO_SWITCH1);
	281
	282	gpio_request(GPIO_LCDPWR, "LCDPWR");
	283	gpio_direction_output(GPIO_LCDPWR, 1);
	284	gpio_free(GPIO_SWITCH1);
	285
	286	i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices,
	287	ARRAY_SIZE(eukrea_mbimxsd_i2c_devices));
	288
	289	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
5309498a	290	imx_add_gpio_keys(&eukrea_mbimxsd_button_data);
6f1fa706	291	}