[linux-2.6-block.git] / arch / arm / mach-omap2 / board-am3517evm.c

/*
 * linux/arch/arm/mach-omap2/board-am3517evm.c
 *
 * Copyright (C) 2009 Texas Instruments Incorporated
 * Author: Ranjith Lohithakshan <ranjithl@ti.com>
 *
 * Based on mach-omap2/board-omap3evm.c
 *
 * 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 version 2.
 *
 * This program is distributed "as is" WITHOUT ANY WARRANTY of any kind,
 * whether express or implied; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/clk.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/i2c/pca953x.h>
#include <linux/can/platform/ti_hecc.h>
#include <linux/davinci_emac.h>

#include <mach/hardware.h>
#include <mach/am35xx.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>

#include <plat/board.h>
#include <plat/common.h>
#include <plat/usb.h>
#include <plat/display.h>
#include <plat/panel-generic-dpi.h>

#include "mux.h"
#include "control.h"

#define AM35XX_EVM_MDIO_FREQUENCY	(1000000)

static struct mdio_platform_data am3517_evm_mdio_pdata = {
	.bus_freq	= AM35XX_EVM_MDIO_FREQUENCY,
};

static struct resource am3517_mdio_resources[] = {
	{
		.start  = AM35XX_IPSS_EMAC_BASE + AM35XX_EMAC_MDIO_OFFSET,
		.end    = AM35XX_IPSS_EMAC_BASE + AM35XX_EMAC_MDIO_OFFSET +
			  SZ_4K - 1,
		.flags  = IORESOURCE_MEM,
	},
};

static struct platform_device am3517_mdio_device = {
	.name		= "davinci_mdio",
	.id		= 0,
	.num_resources	= ARRAY_SIZE(am3517_mdio_resources),
	.resource	= am3517_mdio_resources,
	.dev.platform_data = &am3517_evm_mdio_pdata,
};

static struct emac_platform_data am3517_evm_emac_pdata = {
	.rmii_en	= 1,
};

static struct resource am3517_emac_resources[] = {
	{
		.start  = AM35XX_IPSS_EMAC_BASE,
		.end    = AM35XX_IPSS_EMAC_BASE + 0x2FFFF,
		.flags  = IORESOURCE_MEM,
	},
	{
		.start  = INT_35XX_EMAC_C0_RXTHRESH_IRQ,
		.end    = INT_35XX_EMAC_C0_RXTHRESH_IRQ,
		.flags  = IORESOURCE_IRQ,
	},
	{
		.start  = INT_35XX_EMAC_C0_RX_PULSE_IRQ,
		.end    = INT_35XX_EMAC_C0_RX_PULSE_IRQ,
		.flags  = IORESOURCE_IRQ,
	},
	{
		.start  = INT_35XX_EMAC_C0_TX_PULSE_IRQ,
		.end    = INT_35XX_EMAC_C0_TX_PULSE_IRQ,
		.flags  = IORESOURCE_IRQ,
	},
	{
		.start  = INT_35XX_EMAC_C0_MISC_PULSE_IRQ,
		.end    = INT_35XX_EMAC_C0_MISC_PULSE_IRQ,
		.flags  = IORESOURCE_IRQ,
	},
};

static struct platform_device am3517_emac_device = {
	.name		= "davinci_emac",
	.id		= -1,
	.num_resources	= ARRAY_SIZE(am3517_emac_resources),
	.resource	= am3517_emac_resources,
};

static void am3517_enable_ethernet_int(void)
{
	u32 regval;

	regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
	regval = (regval | AM35XX_CPGMAC_C0_RX_PULSE_CLR |
		AM35XX_CPGMAC_C0_TX_PULSE_CLR |
		AM35XX_CPGMAC_C0_MISC_PULSE_CLR |
		AM35XX_CPGMAC_C0_RX_THRESH_CLR);
	omap_ctrl_writel(regval, AM35XX_CONTROL_LVL_INTR_CLEAR);
	regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
}

static void am3517_disable_ethernet_int(void)
{
	u32 regval;

	regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
	regval = (regval | AM35XX_CPGMAC_C0_RX_PULSE_CLR |
		AM35XX_CPGMAC_C0_TX_PULSE_CLR);
	omap_ctrl_writel(regval, AM35XX_CONTROL_LVL_INTR_CLEAR);
	regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
}

static void am3517_evm_ethernet_init(struct emac_platform_data *pdata)
{
	unsigned int regval;

	pdata->ctrl_reg_offset		= AM35XX_EMAC_CNTRL_OFFSET;
	pdata->ctrl_mod_reg_offset	= AM35XX_EMAC_CNTRL_MOD_OFFSET;
	pdata->ctrl_ram_offset		= AM35XX_EMAC_CNTRL_RAM_OFFSET;
	pdata->ctrl_ram_size		= AM35XX_EMAC_CNTRL_RAM_SIZE;
	pdata->version			= EMAC_VERSION_2;
	pdata->hw_ram_addr		= AM35XX_EMAC_HW_RAM_ADDR;
	pdata->interrupt_enable		= am3517_enable_ethernet_int;
	pdata->interrupt_disable	= am3517_disable_ethernet_int;
	am3517_emac_device.dev.platform_data	= pdata;
	platform_device_register(&am3517_emac_device);
	platform_device_register(&am3517_mdio_device);
	clk_add_alias(NULL, dev_name(&am3517_mdio_device.dev),
		      NULL, &am3517_emac_device.dev);

	regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
	regval = regval & (~(AM35XX_CPGMACSS_SW_RST));
	omap_ctrl_writel(regval, AM35XX_CONTROL_IP_SW_RESET);
	regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);

	return ;
}


#define LCD_PANEL_PWR		176
#define LCD_PANEL_BKLIGHT_PWR	182
#define LCD_PANEL_PWM		181

static struct i2c_board_info __initdata am3517evm_i2c1_boardinfo[] = {
	{
		I2C_BOARD_INFO("s35390a", 0x30),
	},
};

/*
 * RTC - S35390A
 */
#define GPIO_RTCS35390A_IRQ	55

static void __init am3517_evm_rtc_init(void)
{
	int r;

	omap_mux_init_gpio(GPIO_RTCS35390A_IRQ, OMAP_PIN_INPUT_PULLUP);
	r = gpio_request(GPIO_RTCS35390A_IRQ, "rtcs35390a-irq");
	if (r < 0) {
		printk(KERN_WARNING "failed to request GPIO#%d\n",
				GPIO_RTCS35390A_IRQ);
		return;
	}
	r = gpio_direction_input(GPIO_RTCS35390A_IRQ);
	if (r < 0) {
		printk(KERN_WARNING "GPIO#%d cannot be configured as input\n",
				GPIO_RTCS35390A_IRQ);
		gpio_free(GPIO_RTCS35390A_IRQ);
		return;
	}
	am3517evm_i2c1_boardinfo[0].irq = gpio_to_irq(GPIO_RTCS35390A_IRQ);
}

/*
 * I2C GPIO Expander - TCA6416
 */

/* Mounted on Base-Board */
static struct pca953x_platform_data am3517evm_gpio_expander_info_0 = {
	.gpio_base	= OMAP_MAX_GPIO_LINES,
};
static struct i2c_board_info __initdata am3517evm_i2c2_boardinfo[] = {
	{
		I2C_BOARD_INFO("tca6416", 0x21),
		.platform_data = &am3517evm_gpio_expander_info_0,
	},
};

/* Mounted on UI Card */
static struct pca953x_platform_data am3517evm_ui_gpio_expander_info_1 = {
	.gpio_base	= OMAP_MAX_GPIO_LINES + 16,
};
static struct pca953x_platform_data am3517evm_ui_gpio_expander_info_2 = {
	.gpio_base	= OMAP_MAX_GPIO_LINES + 32,
};
static struct i2c_board_info __initdata am3517evm_i2c3_boardinfo[] = {
	{
		I2C_BOARD_INFO("tca6416", 0x20),
		.platform_data = &am3517evm_ui_gpio_expander_info_1,
	},
	{
		I2C_BOARD_INFO("tca6416", 0x21),
		.platform_data = &am3517evm_ui_gpio_expander_info_2,
	},
};

static int __init am3517_evm_i2c_init(void)
{
	omap_register_i2c_bus(1, 400, NULL, 0);
	omap_register_i2c_bus(2, 400, am3517evm_i2c2_boardinfo,
			ARRAY_SIZE(am3517evm_i2c2_boardinfo));
	omap_register_i2c_bus(3, 400, am3517evm_i2c3_boardinfo,
			ARRAY_SIZE(am3517evm_i2c3_boardinfo));

	return 0;
}

static int lcd_enabled;
static int dvi_enabled;

#if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) || \
		defined(CONFIG_PANEL_SHARP_LQ043T1DG01_MODULE)
static void __init am3517_evm_display_init(void)
{
	int r;

	omap_mux_init_gpio(LCD_PANEL_PWR, OMAP_PIN_INPUT_PULLUP);
	omap_mux_init_gpio(LCD_PANEL_BKLIGHT_PWR, OMAP_PIN_INPUT_PULLDOWN);
	omap_mux_init_gpio(LCD_PANEL_PWM, OMAP_PIN_INPUT_PULLDOWN);
	/*
	 * Enable GPIO 182 = LCD Backlight Power
	 */
	r = gpio_request(LCD_PANEL_BKLIGHT_PWR, "lcd_backlight_pwr");
	if (r) {
		printk(KERN_ERR "failed to get lcd_backlight_pwr\n");
		return;
	}
	gpio_direction_output(LCD_PANEL_BKLIGHT_PWR, 1);
	/*
	 * Enable GPIO 181 = LCD Panel PWM
	 */
	r = gpio_request(LCD_PANEL_PWM, "lcd_pwm");
	if (r) {
		printk(KERN_ERR "failed to get lcd_pwm\n");
		goto err_1;
	}
	gpio_direction_output(LCD_PANEL_PWM, 1);
	/*
	 * Enable GPIO 176 = LCD Panel Power enable pin
	 */
	r = gpio_request(LCD_PANEL_PWR, "lcd_panel_pwr");
	if (r) {
		printk(KERN_ERR "failed to get lcd_panel_pwr\n");
		goto err_2;
	}
	gpio_direction_output(LCD_PANEL_PWR, 1);

	printk(KERN_INFO "Display initialized successfully\n");
	return;

err_2:
	gpio_free(LCD_PANEL_PWM);
err_1:
	gpio_free(LCD_PANEL_BKLIGHT_PWR);
}
#else
static void __init am3517_evm_display_init(void) {}
#endif

static int am3517_evm_panel_enable_lcd(struct omap_dss_device *dssdev)
{
	if (dvi_enabled) {
		printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
		return -EINVAL;
	}
	gpio_set_value(LCD_PANEL_PWR, 1);
	lcd_enabled = 1;

	return 0;
}

static void am3517_evm_panel_disable_lcd(struct omap_dss_device *dssdev)
{
	gpio_set_value(LCD_PANEL_PWR, 0);
	lcd_enabled = 0;
}

static struct panel_generic_dpi_data lcd_panel = {
	.name			= "sharp_lq",
	.platform_enable	= am3517_evm_panel_enable_lcd,
	.platform_disable	= am3517_evm_panel_disable_lcd,
};

static struct omap_dss_device am3517_evm_lcd_device = {
	.type			= OMAP_DISPLAY_TYPE_DPI,
	.name			= "lcd",
	.driver_name		= "generic_dpi_panel",
	.data			= &lcd_panel,
	.phy.dpi.data_lines 	= 16,
};

static int am3517_evm_panel_enable_tv(struct omap_dss_device *dssdev)
{
	return 0;
}

static void am3517_evm_panel_disable_tv(struct omap_dss_device *dssdev)
{
}

static struct omap_dss_device am3517_evm_tv_device = {
	.type 			= OMAP_DISPLAY_TYPE_VENC,
	.name 			= "tv",
	.driver_name		= "venc",
	.phy.venc.type		= OMAP_DSS_VENC_TYPE_SVIDEO,
	.platform_enable	= am3517_evm_panel_enable_tv,
	.platform_disable	= am3517_evm_panel_disable_tv,
};

static int am3517_evm_panel_enable_dvi(struct omap_dss_device *dssdev)
{
	if (lcd_enabled) {
		printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
		return -EINVAL;
	}
	dvi_enabled = 1;

	return 0;
}

static void am3517_evm_panel_disable_dvi(struct omap_dss_device *dssdev)
{
	dvi_enabled = 0;
}

static struct panel_generic_dpi_data dvi_panel = {
	.name			= "generic",
	.platform_enable	= am3517_evm_panel_enable_dvi,
	.platform_disable	= am3517_evm_panel_disable_dvi,
};

static struct omap_dss_device am3517_evm_dvi_device = {
	.type			= OMAP_DISPLAY_TYPE_DPI,
	.name			= "dvi",
	.driver_name		= "generic_dpi_panel",
	.data			= &dvi_panel,
	.phy.dpi.data_lines	= 24,
};

static struct omap_dss_device *am3517_evm_dss_devices[] = {
	&am3517_evm_lcd_device,
	&am3517_evm_tv_device,
	&am3517_evm_dvi_device,
};

static struct omap_dss_board_info am3517_evm_dss_data = {
	.num_devices	= ARRAY_SIZE(am3517_evm_dss_devices),
	.devices	= am3517_evm_dss_devices,
	.default_device	= &am3517_evm_lcd_device,
};

/*
 * Board initialization
 */
static struct omap_board_config_kernel am3517_evm_config[] __initdata = {
};

static void __init am3517_evm_init_early(void)
{
	omap_board_config = am3517_evm_config;
	omap_board_config_size = ARRAY_SIZE(am3517_evm_config);
	omap2_init_common_infrastructure();
	omap2_init_common_devices(NULL, NULL);
}

static struct omap_musb_board_data musb_board_data = {
	.interface_type         = MUSB_INTERFACE_ULPI,
	.mode                   = MUSB_OTG,
	.power                  = 500,
	.set_phy_power		= am35x_musb_phy_power,
	.clear_irq		= am35x_musb_clear_irq,
	.set_mode		= am35x_musb_set_mode,
	.reset			= am35x_musb_reset,
};

static __init void am3517_evm_musb_init(void)
{
	u32 devconf2;

	/*
	 * Set up USB clock/mode in the DEVCONF2 register.
	 */
	devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2);

	/* USB2.0 PHY reference clock is 13 MHz */
	devconf2 &= ~(CONF2_REFFREQ | CONF2_OTGMODE | CONF2_PHY_GPIOMODE);
	devconf2 |=  CONF2_REFFREQ_13MHZ | CONF2_SESENDEN | CONF2_VBDTCTEN
			| CONF2_DATPOL;

	omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2);

	usb_musb_init(&musb_board_data);
}

static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
	.port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
#if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) || \
		defined(CONFIG_PANEL_SHARP_LQ043T1DG01_MODULE)
	.port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
#else
	.port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
#endif
	.port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,

	.phy_reset  = true,
	.reset_gpio_port[0]  = 57,
	.reset_gpio_port[1]  = -EINVAL,
	.reset_gpio_port[2]  = -EINVAL
};

#ifdef CONFIG_OMAP_MUX
static struct omap_board_mux board_mux[] __initdata = {
	/* USB OTG DRVVBUS offset = 0x212 */
	OMAP3_MUX(SAD2D_MCAD23, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
	{ .reg_offset = OMAP_MUX_TERMINATOR },
};
#endif


static struct resource am3517_hecc_resources[] = {
	{
		.start	= AM35XX_IPSS_HECC_BASE,
		.end	= AM35XX_IPSS_HECC_BASE + 0x3FFF,
		.flags	= IORESOURCE_MEM,
	},
	{
		.start	= INT_35XX_HECC0_IRQ,
		.end	= INT_35XX_HECC0_IRQ,
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device am3517_hecc_device = {
	.name		= "ti_hecc",
	.id		= -1,
	.num_resources	= ARRAY_SIZE(am3517_hecc_resources),
	.resource	= am3517_hecc_resources,
};

static struct ti_hecc_platform_data am3517_evm_hecc_pdata = {
	.scc_hecc_offset	= AM35XX_HECC_SCC_HECC_OFFSET,
	.scc_ram_offset		= AM35XX_HECC_SCC_RAM_OFFSET,
	.hecc_ram_offset	= AM35XX_HECC_RAM_OFFSET,
	.mbx_offset		= AM35XX_HECC_MBOX_OFFSET,
	.int_line		= AM35XX_HECC_INT_LINE,
	.version		= AM35XX_HECC_VERSION,
};

static void am3517_evm_hecc_init(struct ti_hecc_platform_data *pdata)
{
	am3517_hecc_device.dev.platform_data = pdata;
	platform_device_register(&am3517_hecc_device);
}

static void __init am3517_evm_init(void)
{
	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);

	am3517_evm_i2c_init();
	omap_display_init(&am3517_evm_dss_data);
	omap_serial_init();

	/* Configure GPIO for EHCI port */
	omap_mux_init_gpio(57, OMAP_PIN_OUTPUT);
	usb_ehci_init(&ehci_pdata);
	am3517_evm_hecc_init(&am3517_evm_hecc_pdata);
	/* DSS */
	am3517_evm_display_init();

	/* RTC - S35390A */
	am3517_evm_rtc_init();

	i2c_register_board_info(1, am3517evm_i2c1_boardinfo,
				ARRAY_SIZE(am3517evm_i2c1_boardinfo));
	/*Ethernet*/
	am3517_evm_ethernet_init(&am3517_evm_emac_pdata);

	/* MUSB */
	am3517_evm_musb_init();
}

MACHINE_START(OMAP3517EVM, "OMAP3517/AM3517 EVM")
	.boot_params	= 0x80000100,
	.reserve	= omap_reserve,
	.map_io		= omap3_map_io,
	.init_early	= am3517_evm_init_early,
	.init_irq	= omap_init_irq,
	.init_machine	= am3517_evm_init,
	.timer		= &omap_timer,
MACHINE_END
Commit	Line	Data
c625327e RL	1	/*
	2	* linux/arch/arm/mach-omap2/board-am3517evm.c
	3	*
	4	* Copyright (C) 2009 Texas Instruments Incorporated
	5	* Author: Ranjith Lohithakshan <ranjithl@ti.com>
	6	*
	7	* Based on mach-omap2/board-omap3evm.c
	8	*
	9	* This program is free software; you can redistribute it and/or modify it
	10	* under the terms of the GNU General Public License as published by the
	11	* Free Software Foundation version 2.
	12	*
	13	* This program is distributed "as is" WITHOUT ANY WARRANTY of any kind,
	14	* whether express or implied; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	16	* General Public License for more details.
	17	*/
	18
	19	#include <linux/kernel.h>
	20	#include <linux/init.h>
433cdb0a	21	#include <linux/clk.h>
c625327e RL	22	#include <linux/platform_device.h>
c625327e RL	23	#include <linux/gpio.h>
5d4292a5	24	#include <linux/i2c/pca953x.h>
91733631	25	#include <linux/can/platform/ti_hecc.h>
56881d28	26	#include <linux/davinci_emac.h>
c625327e RL	27
c625327e RL	28	#include <mach/hardware.h>
e3d4d0a2	29	#include <mach/am35xx.h>
c625327e RL	30	#include <asm/mach-types.h>
	31	#include <asm/mach/arch.h>
	32	#include <asm/mach/map.h>
	33
	34	#include <plat/board.h>
	35	#include <plat/common.h>
	36	#include <plat/usb.h>
c3d33329	37	#include <plat/display.h>
89747c91	38	#include <plat/panel-generic-dpi.h>
c625327e	39
ca5742bd	40	#include "mux.h"
4814ced5	41	#include "control.h"
ca5742bd	42
56881d28 S	43	#define AM35XX_EVM_MDIO_FREQUENCY (1000000)
56881d28 S	44
433cdb0a CC	45	static struct mdio_platform_data am3517_evm_mdio_pdata = {
	46	.bus_freq = AM35XX_EVM_MDIO_FREQUENCY,
	47	};
	48
	49	static struct resource am3517_mdio_resources[] = {
	50	{
	51	.start = AM35XX_IPSS_EMAC_BASE + AM35XX_EMAC_MDIO_OFFSET,
	52	.end = AM35XX_IPSS_EMAC_BASE + AM35XX_EMAC_MDIO_OFFSET +
	53	SZ_4K - 1,
	54	.flags = IORESOURCE_MEM,
	55	},
	56	};
	57
	58	static struct platform_device am3517_mdio_device = {
	59	.name = "davinci_mdio",
	60	.id = 0,
	61	.num_resources = ARRAY_SIZE(am3517_mdio_resources),
	62	.resource = am3517_mdio_resources,
	63	.dev.platform_data = &am3517_evm_mdio_pdata,
	64	};
	65
56881d28	66	static struct emac_platform_data am3517_evm_emac_pdata = {
56881d28 S	67	.rmii_en = 1,
	68	};
	69
	70	static struct resource am3517_emac_resources[] = {
	71	{
	72	.start = AM35XX_IPSS_EMAC_BASE,
433cdb0a	73	.end = AM35XX_IPSS_EMAC_BASE + 0x2FFFF,
56881d28 S	74	.flags = IORESOURCE_MEM,
	75	},
	76	{
	77	.start = INT_35XX_EMAC_C0_RXTHRESH_IRQ,
	78	.end = INT_35XX_EMAC_C0_RXTHRESH_IRQ,
	79	.flags = IORESOURCE_IRQ,
	80	},
	81	{
	82	.start = INT_35XX_EMAC_C0_RX_PULSE_IRQ,
	83	.end = INT_35XX_EMAC_C0_RX_PULSE_IRQ,
	84	.flags = IORESOURCE_IRQ,
	85	},
	86	{
	87	.start = INT_35XX_EMAC_C0_TX_PULSE_IRQ,
	88	.end = INT_35XX_EMAC_C0_TX_PULSE_IRQ,
	89	.flags = IORESOURCE_IRQ,
	90	},
	91	{
	92	.start = INT_35XX_EMAC_C0_MISC_PULSE_IRQ,
	93	.end = INT_35XX_EMAC_C0_MISC_PULSE_IRQ,
	94	.flags = IORESOURCE_IRQ,
	95	},
	96	};
	97
	98	static struct platform_device am3517_emac_device = {
	99	.name = "davinci_emac",
	100	.id = -1,
	101	.num_resources = ARRAY_SIZE(am3517_emac_resources),
	102	.resource = am3517_emac_resources,
	103	};
	104
	105	static void am3517_enable_ethernet_int(void)
	106	{
	107	u32 regval;
	108
	109	regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
	110	regval = (regval \| AM35XX_CPGMAC_C0_RX_PULSE_CLR \|
	111	AM35XX_CPGMAC_C0_TX_PULSE_CLR \|
	112	AM35XX_CPGMAC_C0_MISC_PULSE_CLR \|
	113	AM35XX_CPGMAC_C0_RX_THRESH_CLR);
	114	omap_ctrl_writel(regval, AM35XX_CONTROL_LVL_INTR_CLEAR);
	115	regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
	116	}
	117
	118	static void am3517_disable_ethernet_int(void)
	119	{
	120	u32 regval;
	121
	122	regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
	123	regval = (regval \| AM35XX_CPGMAC_C0_RX_PULSE_CLR \|
	124	AM35XX_CPGMAC_C0_TX_PULSE_CLR);
	125	omap_ctrl_writel(regval, AM35XX_CONTROL_LVL_INTR_CLEAR);
	126	regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
	127	}
	128
04aeae77	129	static void am3517_evm_ethernet_init(struct emac_platform_data *pdata)
56881d28 S	130	{
	131	unsigned int regval;
	132
	133	pdata->ctrl_reg_offset = AM35XX_EMAC_CNTRL_OFFSET;
	134	pdata->ctrl_mod_reg_offset = AM35XX_EMAC_CNTRL_MOD_OFFSET;
	135	pdata->ctrl_ram_offset = AM35XX_EMAC_CNTRL_RAM_OFFSET;
56881d28 S	136	pdata->ctrl_ram_size = AM35XX_EMAC_CNTRL_RAM_SIZE;
	137	pdata->version = EMAC_VERSION_2;
	138	pdata->hw_ram_addr = AM35XX_EMAC_HW_RAM_ADDR;
	139	pdata->interrupt_enable = am3517_enable_ethernet_int;
	140	pdata->interrupt_disable = am3517_disable_ethernet_int;
	141	am3517_emac_device.dev.platform_data = pdata;
	142	platform_device_register(&am3517_emac_device);
433cdb0a CC	143	platform_device_register(&am3517_mdio_device);
	144	clk_add_alias(NULL, dev_name(&am3517_mdio_device.dev),
	145	NULL, &am3517_emac_device.dev);
56881d28 S	146
	147	regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
	148	regval = regval & (~(AM35XX_CPGMACSS_SW_RST));
	149	omap_ctrl_writel(regval, AM35XX_CONTROL_IP_SW_RESET);
	150	regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
	151
	152	return ;
	153	}
	154
	155
	156
c3d33329 VH	157	#define LCD_PANEL_PWR 176
	158	#define LCD_PANEL_BKLIGHT_PWR 182
	159	#define LCD_PANEL_PWM 181
	160
b91da669	161	static struct i2c_board_info __initdata am3517evm_i2c1_boardinfo[] = {
f2afbbb8 VH	162	{
f2afbbb8 VH	163	I2C_BOARD_INFO("s35390a", 0x30),
f2afbbb8 VH	164	},
	165	};
	166
	167	/*
	168	* RTC - S35390A
	169	*/
	170	#define GPIO_RTCS35390A_IRQ 55
	171
	172	static void __init am3517_evm_rtc_init(void)
	173	{
	174	int r;
	175
	176	omap_mux_init_gpio(GPIO_RTCS35390A_IRQ, OMAP_PIN_INPUT_PULLUP);
	177	r = gpio_request(GPIO_RTCS35390A_IRQ, "rtcs35390a-irq");
	178	if (r < 0) {
	179	printk(KERN_WARNING "failed to request GPIO#%d\n",
	180	GPIO_RTCS35390A_IRQ);
	181	return;
	182	}
	183	r = gpio_direction_input(GPIO_RTCS35390A_IRQ);
	184	if (r < 0) {
	185	printk(KERN_WARNING "GPIO#%d cannot be configured as input\n",
	186	GPIO_RTCS35390A_IRQ);
	187	gpio_free(GPIO_RTCS35390A_IRQ);
	188	return;
	189	}
b91da669	190	am3517evm_i2c1_boardinfo[0].irq = gpio_to_irq(GPIO_RTCS35390A_IRQ);
f2afbbb8 VH	191	}
f2afbbb8 VH	192
5d4292a5 VH	193	/*
	194	* I2C GPIO Expander - TCA6416
	195	*/
	196
	197	/* Mounted on Base-Board */
	198	static struct pca953x_platform_data am3517evm_gpio_expander_info_0 = {
	199	.gpio_base = OMAP_MAX_GPIO_LINES,
	200	};
b91da669	201	static struct i2c_board_info __initdata am3517evm_i2c2_boardinfo[] = {
5d4292a5 VH	202	{
	203	I2C_BOARD_INFO("tca6416", 0x21),
	204	.platform_data = &am3517evm_gpio_expander_info_0,
	205	},
	206	};
	207
	208	/* Mounted on UI Card */
	209	static struct pca953x_platform_data am3517evm_ui_gpio_expander_info_1 = {
	210	.gpio_base = OMAP_MAX_GPIO_LINES + 16,
	211	};
	212	static struct pca953x_platform_data am3517evm_ui_gpio_expander_info_2 = {
	213	.gpio_base = OMAP_MAX_GPIO_LINES + 32,
	214	};
b91da669	215	static struct i2c_board_info __initdata am3517evm_i2c3_boardinfo[] = {
5d4292a5 VH	216	{
	217	I2C_BOARD_INFO("tca6416", 0x20),
	218	.platform_data = &am3517evm_ui_gpio_expander_info_1,
	219	},
	220	{
	221	I2C_BOARD_INFO("tca6416", 0x21),
	222	.platform_data = &am3517evm_ui_gpio_expander_info_2,
	223	},
	224	};
	225
1f738dc3 VH	226	static int __init am3517_evm_i2c_init(void)
	227	{
	228	omap_register_i2c_bus(1, 400, NULL, 0);
b91da669	229	omap_register_i2c_bus(2, 400, am3517evm_i2c2_boardinfo,
	230	ARRAY_SIZE(am3517evm_i2c2_boardinfo));
	231	omap_register_i2c_bus(3, 400, am3517evm_i2c3_boardinfo,
	232	ARRAY_SIZE(am3517evm_i2c3_boardinfo));
1f738dc3 VH	233
	234	return 0;
	235	}
	236
c3d33329 VH	237	static int lcd_enabled;
	238	static int dvi_enabled;
	239
de997718 AKG	240	#if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) \|\| \
de997718 AKG	241	defined(CONFIG_PANEL_SHARP_LQ043T1DG01_MODULE)
c3d33329 VH	242	static void __init am3517_evm_display_init(void)
	243	{
	244	int r;
	245
	246	omap_mux_init_gpio(LCD_PANEL_PWR, OMAP_PIN_INPUT_PULLUP);
	247	omap_mux_init_gpio(LCD_PANEL_BKLIGHT_PWR, OMAP_PIN_INPUT_PULLDOWN);
	248	omap_mux_init_gpio(LCD_PANEL_PWM, OMAP_PIN_INPUT_PULLDOWN);
	249	/*
	250	* Enable GPIO 182 = LCD Backlight Power
	251	*/
	252	r = gpio_request(LCD_PANEL_BKLIGHT_PWR, "lcd_backlight_pwr");
	253	if (r) {
	254	printk(KERN_ERR "failed to get lcd_backlight_pwr\n");
	255	return;
	256	}
	257	gpio_direction_output(LCD_PANEL_BKLIGHT_PWR, 1);
	258	/*
	259	* Enable GPIO 181 = LCD Panel PWM
	260	*/
	261	r = gpio_request(LCD_PANEL_PWM, "lcd_pwm");
	262	if (r) {
	263	printk(KERN_ERR "failed to get lcd_pwm\n");
	264	goto err_1;
	265	}
	266	gpio_direction_output(LCD_PANEL_PWM, 1);
	267	/*
	268	* Enable GPIO 176 = LCD Panel Power enable pin
	269	*/
	270	r = gpio_request(LCD_PANEL_PWR, "lcd_panel_pwr");
	271	if (r) {
	272	printk(KERN_ERR "failed to get lcd_panel_pwr\n");
	273	goto err_2;
	274	}
	275	gpio_direction_output(LCD_PANEL_PWR, 1);
	276
	277	printk(KERN_INFO "Display initialized successfully\n");
	278	return;
	279
	280	err_2:
	281	gpio_free(LCD_PANEL_PWM);
	282	err_1:
	283	gpio_free(LCD_PANEL_BKLIGHT_PWR);
	284	}
de997718 AKG	285	#else
	286	static void __init am3517_evm_display_init(void) {}
	287	#endif
c3d33329 VH	288
	289	static int am3517_evm_panel_enable_lcd(struct omap_dss_device *dssdev)
	290	{
	291	if (dvi_enabled) {
	292	printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
	293	return -EINVAL;
	294	}
	295	gpio_set_value(LCD_PANEL_PWR, 1);
	296	lcd_enabled = 1;
	297
	298	return 0;
	299	}
	300
	301	static void am3517_evm_panel_disable_lcd(struct omap_dss_device *dssdev)
	302	{
	303	gpio_set_value(LCD_PANEL_PWR, 0);
	304	lcd_enabled = 0;
	305	}
	306
89747c91 BW	307	static struct panel_generic_dpi_data lcd_panel = {
	308	.name = "sharp_lq",
	309	.platform_enable = am3517_evm_panel_enable_lcd,
	310	.platform_disable = am3517_evm_panel_disable_lcd,
	311	};
	312
c3d33329 VH	313	static struct omap_dss_device am3517_evm_lcd_device = {
	314	.type = OMAP_DISPLAY_TYPE_DPI,
	315	.name = "lcd",
89747c91 BW	316	.driver_name = "generic_dpi_panel",
89747c91 BW	317	.data = &lcd_panel,
c3d33329	318	.phy.dpi.data_lines = 16,
c3d33329 VH	319	};
	320
	321	static int am3517_evm_panel_enable_tv(struct omap_dss_device *dssdev)
	322	{
	323	return 0;
	324	}
	325
	326	static void am3517_evm_panel_disable_tv(struct omap_dss_device *dssdev)
	327	{
	328	}
	329
	330	static struct omap_dss_device am3517_evm_tv_device = {
	331	.type = OMAP_DISPLAY_TYPE_VENC,
	332	.name = "tv",
	333	.driver_name = "venc",
	334	.phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
	335	.platform_enable = am3517_evm_panel_enable_tv,
	336	.platform_disable = am3517_evm_panel_disable_tv,
	337	};
	338
	339	static int am3517_evm_panel_enable_dvi(struct omap_dss_device *dssdev)
	340	{
	341	if (lcd_enabled) {
	342	printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
	343	return -EINVAL;
	344	}
	345	dvi_enabled = 1;
	346
	347	return 0;
	348	}
	349
	350	static void am3517_evm_panel_disable_dvi(struct omap_dss_device *dssdev)
	351	{
	352	dvi_enabled = 0;
	353	}
	354
89747c91 BW	355	static struct panel_generic_dpi_data dvi_panel = {
	356	.name = "generic",
	357	.platform_enable = am3517_evm_panel_enable_dvi,
	358	.platform_disable = am3517_evm_panel_disable_dvi,
	359	};
	360
c3d33329 VH	361	static struct omap_dss_device am3517_evm_dvi_device = {
	362	.type = OMAP_DISPLAY_TYPE_DPI,
	363	.name = "dvi",
89747c91 BW	364	.driver_name = "generic_dpi_panel",
89747c91 BW	365	.data = &dvi_panel,
c3d33329	366	.phy.dpi.data_lines = 24,
c3d33329 VH	367	};
	368
	369	static struct omap_dss_device *am3517_evm_dss_devices[] = {
	370	&am3517_evm_lcd_device,
	371	&am3517_evm_tv_device,
	372	&am3517_evm_dvi_device,
	373	};
	374
	375	static struct omap_dss_board_info am3517_evm_dss_data = {
	376	.num_devices = ARRAY_SIZE(am3517_evm_dss_devices),
	377	.devices = am3517_evm_dss_devices,
	378	.default_device = &am3517_evm_lcd_device,
	379	};
	380
c625327e RL	381	/*
	382	* Board initialization
	383	*/
	384	static struct omap_board_config_kernel am3517_evm_config[] __initdata = {
	385	};
	386
3dc3bad6	387	static void __init am3517_evm_init_early(void)
c625327e RL	388	{
	389	omap_board_config = am3517_evm_config;
	390	omap_board_config_size = ARRAY_SIZE(am3517_evm_config);
4805734b PW	391	omap2_init_common_infrastructure();
4805734b PW	392	omap2_init_common_devices(NULL, NULL);
c625327e RL	393	}
c625327e RL	394
3a0d30bc AKG	395	static struct omap_musb_board_data musb_board_data = {
	396	.interface_type = MUSB_INTERFACE_ULPI,
	397	.mode = MUSB_OTG,
	398	.power = 500,
fe5a4901 HH	399	.set_phy_power = am35x_musb_phy_power,
	400	.clear_irq = am35x_musb_clear_irq,
	401	.set_mode = am35x_musb_set_mode,
	402	.reset = am35x_musb_reset,
3a0d30bc AKG	403	};
	404
	405	static __init void am3517_evm_musb_init(void)
	406	{
	407	u32 devconf2;
	408
	409	/*
	410	* Set up USB clock/mode in the DEVCONF2 register.
	411	*/
	412	devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2);
	413
	414	/* USB2.0 PHY reference clock is 13 MHz */
	415	devconf2 &= ~(CONF2_REFFREQ \| CONF2_OTGMODE \| CONF2_PHY_GPIOMODE);
	416	devconf2 \|= CONF2_REFFREQ_13MHZ \| CONF2_SESENDEN \| CONF2_VBDTCTEN
	417	\| CONF2_DATPOL;
	418
	419	omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2);
	420
	421	usb_musb_init(&musb_board_data);
	422	}
	423
6f69a181	424	static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
c625327e	425	.port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
de997718 AKG	426	#if defined(CONFIG_PANEL_SHARP_LQ043T1DG01) \|\| \
	427	defined(CONFIG_PANEL_SHARP_LQ043T1DG01_MODULE)
	428	.port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
	429	#else
c625327e	430	.port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
de997718	431	#endif
c625327e RL	432	.port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
	433
	434	.phy_reset = true,
	435	.reset_gpio_port[0] = 57,
	436	.reset_gpio_port[1] = -EINVAL,
	437	.reset_gpio_port[2] = -EINVAL
	438	};
	439
ca5742bd TL	440	#ifdef CONFIG_OMAP_MUX
ca5742bd TL	441	static struct omap_board_mux board_mux[] __initdata = {
3a0d30bc AKG	442	/* USB OTG DRVVBUS offset = 0x212 */
3a0d30bc AKG	443	OMAP3_MUX(SAD2D_MCAD23, OMAP_MUX_MODE0 \| OMAP_PIN_INPUT_PULLDOWN),
ca5742bd TL	444	{ .reg_offset = OMAP_MUX_TERMINATOR },
ca5742bd TL	445	};
ca5742bd TL	446	#endif
ca5742bd TL	447
91733631 S	448
	449	static struct resource am3517_hecc_resources[] = {
	450	{
	451	.start = AM35XX_IPSS_HECC_BASE,
	452	.end = AM35XX_IPSS_HECC_BASE + 0x3FFF,
	453	.flags = IORESOURCE_MEM,
	454	},
	455	{
	456	.start = INT_35XX_HECC0_IRQ,
	457	.end = INT_35XX_HECC0_IRQ,
	458	.flags = IORESOURCE_IRQ,
	459	},
	460	};
	461
	462	static struct platform_device am3517_hecc_device = {
	463	.name = "ti_hecc",
	464	.id = -1,
	465	.num_resources = ARRAY_SIZE(am3517_hecc_resources),
	466	.resource = am3517_hecc_resources,
	467	};
	468
	469	static struct ti_hecc_platform_data am3517_evm_hecc_pdata = {
	470	.scc_hecc_offset = AM35XX_HECC_SCC_HECC_OFFSET,
	471	.scc_ram_offset = AM35XX_HECC_SCC_RAM_OFFSET,
	472	.hecc_ram_offset = AM35XX_HECC_RAM_OFFSET,
	473	.mbx_offset = AM35XX_HECC_MBOX_OFFSET,
	474	.int_line = AM35XX_HECC_INT_LINE,
	475	.version = AM35XX_HECC_VERSION,
	476	};
	477
	478	static void am3517_evm_hecc_init(struct ti_hecc_platform_data *pdata)
	479	{
	480	am3517_hecc_device.dev.platform_data = pdata;
	481	platform_device_register(&am3517_hecc_device);
	482	}
	483
c625327e RL	484	static void __init am3517_evm_init(void)
c625327e RL	485	{
ca5742bd	486	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
5241b6b3	487
5241b6b3	488	am3517_evm_i2c_init();
d5e13227	489	omap_display_init(&am3517_evm_dss_data);
c625327e	490	omap_serial_init();
fec3eebd AKG	491
	492	/* Configure GPIO for EHCI port */
	493	omap_mux_init_gpio(57, OMAP_PIN_OUTPUT);
c625327e	494	usb_ehci_init(&ehci_pdata);
91733631	495	am3517_evm_hecc_init(&am3517_evm_hecc_pdata);
c3d33329 VH	496	/* DSS */
c3d33329 VH	497	am3517_evm_display_init();
f2afbbb8 VH	498
	499	/* RTC - S35390A */
	500	am3517_evm_rtc_init();
	501
b91da669	502	i2c_register_board_info(1, am3517evm_i2c1_boardinfo,
b91da669	503	ARRAY_SIZE(am3517evm_i2c1_boardinfo));
56881d28 S	504	/Ethernet/
56881d28 S	505	am3517_evm_ethernet_init(&am3517_evm_emac_pdata);
3a0d30bc AKG	506
	507	/* MUSB */
	508	am3517_evm_musb_init();
c625327e RL	509	}
c625327e RL	510
c625327e	511	MACHINE_START(OMAP3517EVM, "OMAP3517/AM3517 EVM")
c625327e	512	.boot_params = 0x80000100,
71ee7dad	513	.reserve = omap_reserve,
3dc3bad6 RKAL	514	.map_io = omap3_map_io,
	515	.init_early = am3517_evm_init_early,
	516	.init_irq = omap_init_irq,
c625327e RL	517	.init_machine = am3517_evm_init,
	518	.timer = &omap_timer,
	519	MACHINE_END