[linux.git] / arch / arm / mach-mx25 / eukrea_mbimxsd-baseboard.c

/*
 * Copyright (C) 2010 Eric Benard - [email protected]
 *
 * Based on pcm970-baseboard.c which is :
 * Copyright (C) 2008 Juergen Beisert ([email protected])
 *
 * 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/gpio_keys.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/imx-uart.h>
#include <mach/imxfb.h>
#include <mach/ssi.h>
#include <mach/audmux.h>

#include "devices-imx25.h"
#include "devices.h"

static struct pad_desc 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,
};

#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,
	},
};

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

static struct platform_device eukrea_mbimxsd_button_device = {
	.name		= "gpio-keys",
	.id		= -1,
	.num_resources	= 0,
	.dev		= {
		.platform_data	= &eukrea_mbimxsd_button_data,
	}
};

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

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

/*
 * 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);
	mxc_register_device(&mx25_fb_device, &eukrea_mximxsd_fb_pdata);
	mxc_register_device(&imx_ssi_device0, &eukrea_mbimxsd_ssi_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));
}
Commit	Line	Data
6f1fa706 EB	1	/*
	2	* Copyright (C) 2010 Eric Benard - [email protected]
	3	*
	4	* Based on pcm970-baseboard.c which is :
	5	* Copyright (C) 2008 Juergen Beisert ([email protected])
	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>
	25	#include <linux/gpio_keys.h>
	26	#include <linux/input.h>
	27	#include <video/platform_lcd.h>
	28
6f1fa706 EB	29	#include <mach/hardware.h>
	30	#include <mach/iomux-mx25.h>
	31	#include <mach/common.h>
	32	#include <asm/mach-types.h>
	33	#include <asm/mach/arch.h>
	34	#include <mach/mx25.h>
	35	#include <mach/imx-uart.h>
	36	#include <mach/imxfb.h>
	37	#include <mach/ssi.h>
	38	#include <mach/audmux.h>
	39
2dcf78c0	40	#include "devices-imx25.h"
6f1fa706 EB	41	#include "devices.h"
	42
	43	static struct pad_desc eukrea_mbimxsd_pads[] = {
	44	/* LCD */
	45	MX25_PAD_LD0__LD0,
	46	MX25_PAD_LD1__LD1,
	47	MX25_PAD_LD2__LD2,
	48	MX25_PAD_LD3__LD3,
	49	MX25_PAD_LD4__LD4,
	50	MX25_PAD_LD5__LD5,
	51	MX25_PAD_LD6__LD6,
	52	MX25_PAD_LD7__LD7,
	53	MX25_PAD_LD8__LD8,
	54	MX25_PAD_LD9__LD9,
	55	MX25_PAD_LD10__LD10,
	56	MX25_PAD_LD11__LD11,
	57	MX25_PAD_LD12__LD12,
	58	MX25_PAD_LD13__LD13,
	59	MX25_PAD_LD14__LD14,
	60	MX25_PAD_LD15__LD15,
	61	MX25_PAD_GPIO_E__LD16,
	62	MX25_PAD_GPIO_F__LD17,
	63	MX25_PAD_HSYNC__HSYNC,
	64	MX25_PAD_VSYNC__VSYNC,
	65	MX25_PAD_LSCLK__LSCLK,
	66	MX25_PAD_OE_ACD__OE_ACD,
	67	MX25_PAD_CONTRAST__CONTRAST,
	68	/* LCD_PWR */
	69	MX25_PAD_PWM__GPIO_1_26,
	70	/* LED */
	71	MX25_PAD_POWER_FAIL__GPIO_3_19,
	72	/* SWITCH */
	73	MX25_PAD_VSTBY_ACK__GPIO_3_18,
	74	/* UART2 */
	75	MX25_PAD_UART2_RTS__UART2_RTS,
	76	MX25_PAD_UART2_CTS__UART2_CTS,
	77	MX25_PAD_UART2_TXD__UART2_TXD,
	78	MX25_PAD_UART2_RXD__UART2_RXD,
	79	/* SD1 */
	80	MX25_PAD_SD1_CMD__SD1_CMD,
	81	MX25_PAD_SD1_CLK__SD1_CLK,
	82	MX25_PAD_SD1_DATA0__SD1_DATA0,
	83	MX25_PAD_SD1_DATA1__SD1_DATA1,
	84	MX25_PAD_SD1_DATA2__SD1_DATA2,
	85	MX25_PAD_SD1_DATA3__SD1_DATA3,
	86	/* SD1 CD */
	87	MX25_PAD_DE_B__GPIO_2_20,
	88	/* I2S */
	89	MX25_PAD_KPP_COL3__AUD5_TXFS,
	90	MX25_PAD_KPP_COL2__AUD5_TXC,
	91	MX25_PAD_KPP_COL1__AUD5_RXD,
	92	MX25_PAD_KPP_COL0__AUD5_TXD,
	93	};
	94
	95	#define GPIO_LED1 83
	96	#define GPIO_SWITCH1 82
	97	#define GPIO_SD1CD 52
	98	#define GPIO_LCDPWR 26
	99
	100	static struct imx_fb_videomode eukrea_mximxsd_modes[] = {
	101	{
	102	.mode = {
	103	.name = "CMO-QVGA",
	104	.refresh = 60,
105	.xres = 320,
106	.yres = 240,
107	.pixclock = KHZ2PICOS(6500),
108	.left_margin = 30,
109	.right_margin = 38,
110	.upper_margin = 20,
111	.lower_margin = 3,
112	.hsync_len = 15,
113	.vsync_len = 4,
114	},
115	.bpp = 16,
116	.pcr = 0xCAD08B80,
117	},
118	};
119
120	static struct imx_fb_platform_data eukrea_mximxsd_fb_pdata = {
121	.mode = eukrea_mximxsd_modes,
122	.num_modes = ARRAY_SIZE(eukrea_mximxsd_modes),
123	.pwmr = 0x00A903FF,
124	.lscr1 = 0x00120300,
125	.dmacr = 0x00040060,
126	};
127
128	static void eukrea_mbimxsd_lcd_power_set(struct plat_lcd_data *pd,
129	unsigned int power)
130	{
131	if (power)
132	gpio_direction_output(GPIO_LCDPWR, 1);
133	else
134	gpio_direction_output(GPIO_LCDPWR, 0);
135	}
136
137	static struct plat_lcd_data eukrea_mbimxsd_lcd_power_data = {
138	.set_power = eukrea_mbimxsd_lcd_power_set,
139	};
140
141	static struct platform_device eukrea_mbimxsd_lcd_powerdev = {
142	.name = "platform-lcd",
143	.dev.platform_data = &eukrea_mbimxsd_lcd_power_data,
144	};
145
146	static struct gpio_led eukrea_mbimxsd_leds[] = {
147	{
148	.name = "led1",
149	.default_trigger = "heartbeat",
150	.active_low = 1,
151	.gpio = GPIO_LED1,
152	},
153	};
154
155	static struct gpio_led_platform_data eukrea_mbimxsd_led_info = {
156	.leds = eukrea_mbimxsd_leds,
157	.num_leds = ARRAY_SIZE(eukrea_mbimxsd_leds),
158	};
159
160	static struct platform_device eukrea_mbimxsd_leds_gpio = {
161	.name = "leds-gpio",
162	.id = -1,
163	.dev = {
164	.platform_data = &eukrea_mbimxsd_led_info,
165	},
166	};
167
168	static struct gpio_keys_button eukrea_mbimxsd_gpio_buttons[] = {
169	{
170	.gpio = GPIO_SWITCH1,
171	.code = BTN_0,
172	.desc = "BP1",
173	.active_low = 1,
174	.wakeup = 1,
175	},
176	};
177
178	static struct gpio_keys_platform_data eukrea_mbimxsd_button_data = {
179	.buttons = eukrea_mbimxsd_gpio_buttons,
180	.nbuttons = ARRAY_SIZE(eukrea_mbimxsd_gpio_buttons),
181	};
182
183	static struct platform_device eukrea_mbimxsd_button_device = {
184	.name = "gpio-keys",
185	.id = -1,
186	.num_resources = 0,
187	.dev = {
188	.platform_data = &eukrea_mbimxsd_button_data,
189	}
190	};
191
192	static struct platform_device *platform_devices[] __initdata = {
193	&eukrea_mbimxsd_leds_gpio,
194	&eukrea_mbimxsd_button_device,
195	&eukrea_mbimxsd_lcd_powerdev,
196	};
197
2dcf78c0	198	static const struct imxuart_platform_data uart_pdata __initconst = {
6f1fa706 EB	199	.flags = IMXUART_HAVE_RTSCTS,
	200	};
	201
	202	static struct i2c_board_info eukrea_mbimxsd_i2c_devices[] = {
	203	{
	204	I2C_BOARD_INFO("tlv320aic23", 0x1a),
	205	},
	206	};
	207
	208	struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata = {
	209	.flags = IMX_SSI_SYN \| IMX_SSI_NET \| IMX_SSI_USE_I2S_SLAVE,
	210	};
	211
	212	/*
	213	* system init for baseboard usage. Will be called by cpuimx25 init.
	214	*
	215	* Add platform devices present on this baseboard and init
	216	* them from CPU side as far as required to use them later on
	217	*/
ec53fe3d	218	void __init eukrea_mbimxsd25_baseboard_init(void)
6f1fa706 EB	219	{
	220	if (mxc_iomux_v3_setup_multiple_pads(eukrea_mbimxsd_pads,
	221	ARRAY_SIZE(eukrea_mbimxsd_pads)))
	222	printk(KERN_ERR "error setting mbimxsd pads !\n");
	223
	224	#if defined(CONFIG_SND_SOC_EUKREA_TLV320)
	225	/* SSI unit master I2S codec connected to SSI_AUD5*/
	226	mxc_audmux_v2_configure_port(0,
	227	MXC_AUDMUX_V2_PTCR_SYN \|
	228	MXC_AUDMUX_V2_PTCR_TFSDIR \|
	229	MXC_AUDMUX_V2_PTCR_TFSEL(4) \|
	230	MXC_AUDMUX_V2_PTCR_TCLKDIR \|
	231	MXC_AUDMUX_V2_PTCR_TCSEL(4),
	232	MXC_AUDMUX_V2_PDCR_RXDSEL(4)
	233	);
	234	mxc_audmux_v2_configure_port(4,
	235	MXC_AUDMUX_V2_PTCR_SYN,
	236	MXC_AUDMUX_V2_PDCR_RXDSEL(0)
	237	);
	238	#endif
	239
2dcf78c0	240	imx25_add_imx_uart1(&uart_pdata);
6f1fa706 EB	241	mxc_register_device(&mx25_fb_device, &eukrea_mximxsd_fb_pdata);
	242	mxc_register_device(&imx_ssi_device0, &eukrea_mbimxsd_ssi_pdata);
	243
	244	gpio_request(GPIO_LED1, "LED1");
	245	gpio_direction_output(GPIO_LED1, 1);
	246	gpio_free(GPIO_LED1);
	247
	248	gpio_request(GPIO_SWITCH1, "SWITCH1");
	249	gpio_direction_input(GPIO_SWITCH1);
	250	gpio_free(GPIO_SWITCH1);
	251
	252	gpio_request(GPIO_LCDPWR, "LCDPWR");
	253	gpio_direction_output(GPIO_LCDPWR, 1);
	254	gpio_free(GPIO_SWITCH1);
	255
	256	i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices,
	257	ARRAY_SIZE(eukrea_mbimxsd_i2c_devices));
	258
	259	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
	260	}