[deliverable/linux.git] / arch / arm / mach-shmobile / board-armadillo800eva.c

/*
 * armadillo 800 eva board support
 *
 * Copyright (C) 2012 Renesas Solutions Corp.
 * Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
 *
 * 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 of the License.
 *
 * 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 St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 */

#include <linux/clk.h>
#include <linux/err.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/videodev2.h>
#include <mach/common.h>
#include <mach/irqs.h>
#include <asm/page.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/time.h>
#include <asm/hardware/cache-l2x0.h>
#include <mach/r8a7740.h>
#include <video/sh_mobile_lcdc.h>

/*
 * CON1		Camera Module
 * CON2		Extension Bus
 * CON3		HDMI Output
 * CON4		Composite Video Output
 * CON5		H-UDI JTAG
 * CON6		ARM JTAG
 * CON7		SD1
 * CON8		SD2
 * CON9		RTC BackUp
 * CON10	Monaural Mic Input
 * CON11	Stereo Headphone Output
 * CON12	Audio Line Output(L)
 * CON13	Audio Line Output(R)
 * CON14	AWL13 Module
 * CON15	Extension
 * CON16	LCD1
 * CON17	LCD2
 * CON19	Power Input
 * CON20	USB1
 * CON21	USB2
 * CON22	Serial
 * CON23	LAN
 * CON24	USB3
 * LED1		Camera LED(Yellow)
 * LED2		Power LED (Green)
 * ED3-LED6	User LED(Yellow)
 * LED7		LAN link LED(Green)
 * LED8		LAN activity LED(Yellow)
 */

/*
 * DipSwitch
 *
 *                    SW1
 *
 * -12345678-+---------------+----------------------------
 *  1        | boot          | hermit
 *  0        | boot          | OS auto boot
 * -12345678-+---------------+----------------------------
 *   00      | boot device   | eMMC
 *   10      | boot device   | SDHI0 (CON7)
 *   01      | boot device   | -
 *   11      | boot device   | Extension Buss (CS0)
 * -12345678-+---------------+----------------------------
 *     0     | Extension Bus | D8-D15 disable, eMMC enable
 *     1     | Extension Bus | D8-D15 enable,  eMMC disable
 * -12345678-+---------------+----------------------------
 *      0    | SDHI1         | COM8 enable,  COM14 disable
 *      1    | SDHI1         | COM8 enable,  COM14 disable
 * -12345678-+---------------+----------------------------
 *        00 | JTAG          | SH-X2
 *        10 | JTAG          | ARM
 *        01 | JTAG          | -
 *        11 | JTAG          | Boundary Scan
 *-----------+---------------+----------------------------
 */

/* LCDC */
static struct fb_videomode lcdc0_mode = {
	.name		= "AMPIER/AM-800480",
	.xres		= 800,
	.yres		= 480,
	.left_margin	= 88,
	.right_margin	= 40,
	.hsync_len	= 128,
	.upper_margin	= 20,
	.lower_margin	= 5,
	.vsync_len	= 5,
	.sync		= 0,
};

static struct sh_mobile_lcdc_info lcdc0_info = {
	.clock_source	= LCDC_CLK_BUS,
	.ch[0] = {
		.chan		= LCDC_CHAN_MAINLCD,
		.fourcc		= V4L2_PIX_FMT_RGB565,
		.interface_type	= RGB24,
		.clock_divider	= 5,
		.flags		= 0,
		.lcd_modes	= &lcdc0_mode,
		.num_modes	= 1,
		.panel_cfg = {
			.width	= 111,
			.height = 68,
		},
	},
};

static struct resource lcdc0_resources[] = {
	[0] = {
		.name	= "LCD0",
		.start	= 0xfe940000,
		.end	= 0xfe943fff,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= intcs_evt2irq(0x580),
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device lcdc0_device = {
	.name		= "sh_mobile_lcdc_fb",
	.num_resources	= ARRAY_SIZE(lcdc0_resources),
	.resource	= lcdc0_resources,
	.id		= 0,
	.dev	= {
		.platform_data	= &lcdc0_info,
		.coherent_dma_mask = ~0,
	},
};

/*
 * board devices
 */
static struct platform_device *eva_devices[] __initdata = {
	&lcdc0_device,
};

/*
 * board init
 */
static void __init eva_init(void)
{
	r8a7740_pinmux_init();

	/* SCIFA1 */
	gpio_request(GPIO_FN_SCIFA1_RXD, NULL);
	gpio_request(GPIO_FN_SCIFA1_TXD, NULL);

	/* LCDC0 */
	gpio_request(GPIO_FN_LCDC0_SELECT,	NULL);
	gpio_request(GPIO_FN_LCD0_D0,		NULL);
	gpio_request(GPIO_FN_LCD0_D1,		NULL);
	gpio_request(GPIO_FN_LCD0_D2,		NULL);
	gpio_request(GPIO_FN_LCD0_D3,		NULL);
	gpio_request(GPIO_FN_LCD0_D4,		NULL);
	gpio_request(GPIO_FN_LCD0_D5,		NULL);
	gpio_request(GPIO_FN_LCD0_D6,		NULL);
	gpio_request(GPIO_FN_LCD0_D7,		NULL);
	gpio_request(GPIO_FN_LCD0_D8,		NULL);
	gpio_request(GPIO_FN_LCD0_D9,		NULL);
	gpio_request(GPIO_FN_LCD0_D10,		NULL);
	gpio_request(GPIO_FN_LCD0_D11,		NULL);
	gpio_request(GPIO_FN_LCD0_D12,		NULL);
	gpio_request(GPIO_FN_LCD0_D13,		NULL);
	gpio_request(GPIO_FN_LCD0_D14,		NULL);
	gpio_request(GPIO_FN_LCD0_D15,		NULL);
	gpio_request(GPIO_FN_LCD0_D16,		NULL);
	gpio_request(GPIO_FN_LCD0_D17,		NULL);
	gpio_request(GPIO_FN_LCD0_D18_PORT40,	NULL);
	gpio_request(GPIO_FN_LCD0_D19_PORT4,	NULL);
	gpio_request(GPIO_FN_LCD0_D20_PORT3,	NULL);
	gpio_request(GPIO_FN_LCD0_D21_PORT2,	NULL);
	gpio_request(GPIO_FN_LCD0_D22_PORT0,	NULL);
	gpio_request(GPIO_FN_LCD0_D23_PORT1,	NULL);
	gpio_request(GPIO_FN_LCD0_DCK,		NULL);
	gpio_request(GPIO_FN_LCD0_VSYN,		NULL);
	gpio_request(GPIO_FN_LCD0_HSYN,		NULL);
	gpio_request(GPIO_FN_LCD0_DISP,		NULL);
	gpio_request(GPIO_FN_LCD0_LCLK_PORT165,	NULL);

	gpio_request(GPIO_PORT61, NULL); /* LCDDON */
	gpio_direction_output(GPIO_PORT61, 1);

	gpio_request(GPIO_PORT202, NULL); /* LCD0_LED_CONT */
	gpio_direction_output(GPIO_PORT202, 0);

	/*
	 * CAUTION
	 *
	 * DBGMD/LCDC0/FSIA MUX
	 * DBGMD_SELECT_B should be set after setting PFC Function.
	 */
	gpio_request(GPIO_PORT176, NULL);
	gpio_direction_output(GPIO_PORT176, 1);

#ifdef CONFIG_CACHE_L2X0
	/* Early BRESP enable, Shared attribute override enable, 32K*8way */
	l2x0_init(__io(0xf0002000), 0x40440000, 0x82000fff);
#endif

	r8a7740_add_standard_devices();

	platform_add_devices(eva_devices,
			     ARRAY_SIZE(eva_devices));
}

static void __init eva_earlytimer_init(void)
{
	struct clk *xtal1;

	r8a7740_clock_init(MD_CK0 | MD_CK2);

	xtal1 = clk_get(NULL, "extal1");
	if (!IS_ERR(xtal1)) {
		/* armadillo 800 eva extal1 is 24MHz */
		clk_set_rate(xtal1, 24000000);
		clk_put(xtal1);
	}

	shmobile_earlytimer_init();
}

static void __init eva_add_early_devices(void)
{
	r8a7740_add_early_devices();

	/* override timer setup with board-specific code */
	shmobile_timer.init = eva_earlytimer_init;
}

MACHINE_START(ARMADILLO800EVA, "armadillo800eva")
	.map_io		= r8a7740_map_io,
	.init_early	= eva_add_early_devices,
	.init_irq	= r8a7740_init_irq,
	.handle_irq	= shmobile_handle_irq_intc,
	.init_machine	= eva_init,
	.timer		= &shmobile_timer,
MACHINE_END
Commit	Line	Data
4d22e564 KM	1	/*
	2	* armadillo 800 eva board support
	3	*
	4	* Copyright (C) 2012 Renesas Solutions Corp.
	5	* Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
	6	*
	7	* This program is free software; you can redistribute it and/or modify
	8	* it under the terms of the GNU General Public License as published by
	9	* the Free Software Foundation; version 2 of the License.
	10	*
	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 St, Fifth Floor, Boston, MA 02110-1301 USA
	19	*
	20	*/
	21
	22	#include <linux/clk.h>
	23	#include <linux/err.h>
	24	#include <linux/kernel.h>
	25	#include <linux/platform_device.h>
	26	#include <linux/gpio.h>
dad29d1c	27	#include <linux/videodev2.h>
4d22e564 KM	28	#include <mach/common.h>
	29	#include <mach/irqs.h>
	30	#include <asm/page.h>
	31	#include <asm/mach-types.h>
	32	#include <asm/mach/arch.h>
	33	#include <asm/mach/map.h>
	34	#include <asm/mach/time.h>
	35	#include <asm/hardware/cache-l2x0.h>
	36	#include <mach/r8a7740.h>
dad29d1c	37	#include <video/sh_mobile_lcdc.h>
4d22e564 KM	38
	39	/*
	40	* CON1 Camera Module
	41	* CON2 Extension Bus
	42	* CON3 HDMI Output
	43	* CON4 Composite Video Output
	44	* CON5 H-UDI JTAG
	45	* CON6 ARM JTAG
	46	* CON7 SD1
	47	* CON8 SD2
	48	* CON9 RTC BackUp
	49	* CON10 Monaural Mic Input
	50	* CON11 Stereo Headphone Output
	51	* CON12 Audio Line Output(L)
	52	* CON13 Audio Line Output(R)
	53	* CON14 AWL13 Module
	54	* CON15 Extension
	55	* CON16 LCD1
	56	* CON17 LCD2
	57	* CON19 Power Input
	58	* CON20 USB1
	59	* CON21 USB2
	60	* CON22 Serial
	61	* CON23 LAN
	62	* CON24 USB3
	63	* LED1 Camera LED(Yellow)
	64	* LED2 Power LED (Green)
	65	* ED3-LED6 User LED(Yellow)
	66	* LED7 LAN link LED(Green)
	67	* LED8 LAN activity LED(Yellow)
	68	*/
	69
	70	/*
	71	* DipSwitch
	72	*
	73	* SW1
	74	*
	75	* -12345678-+---------------+----------------------------
	76	* 1 \| boot \| hermit
	77	* 0 \| boot \| OS auto boot
	78	* -12345678-+---------------+----------------------------
	79	* 00 \| boot device \| eMMC
	80	* 10 \| boot device \| SDHI0 (CON7)
	81	* 01 \| boot device \| -
	82	* 11 \| boot device \| Extension Buss (CS0)
	83	* -12345678-+---------------+----------------------------
	84	* 0 \| Extension Bus \| D8-D15 disable, eMMC enable
	85	* 1 \| Extension Bus \| D8-D15 enable, eMMC disable
	86	* -12345678-+---------------+----------------------------
	87	* 0 \| SDHI1 \| COM8 enable, COM14 disable
	88	* 1 \| SDHI1 \| COM8 enable, COM14 disable
	89	* -12345678-+---------------+----------------------------
	90	* 00 \| JTAG \| SH-X2
	91	* 10 \| JTAG \| ARM
	92	* 01 \| JTAG \| -
	93	* 11 \| JTAG \| Boundary Scan
	94	*-----------+---------------+----------------------------
	95	*/
	96
dad29d1c KM	97	/* LCDC */
	98	static struct fb_videomode lcdc0_mode = {
	99	.name = "AMPIER/AM-800480",
	100	.xres = 800,
	101	.yres = 480,
	102	.left_margin = 88,
	103	.right_margin = 40,
	104	.hsync_len = 128,
	105	.upper_margin = 20,
	106	.lower_margin = 5,
	107	.vsync_len = 5,
	108	.sync = 0,
	109	};
	110
	111	static struct sh_mobile_lcdc_info lcdc0_info = {
	112	.clock_source = LCDC_CLK_BUS,
	113	.ch[0] = {
	114	.chan = LCDC_CHAN_MAINLCD,
	115	.fourcc = V4L2_PIX_FMT_RGB565,
	116	.interface_type = RGB24,
	117	.clock_divider = 5,
	118	.flags = 0,
	119	.lcd_modes = &lcdc0_mode,
	120	.num_modes = 1,
	121	.panel_cfg = {
	122	.width = 111,
	123	.height = 68,
	124	},
	125	},
	126	};
	127
	128	static struct resource lcdc0_resources[] = {
	129	[0] = {
	130	.name = "LCD0",
	131	.start = 0xfe940000,
	132	.end = 0xfe943fff,
	133	.flags = IORESOURCE_MEM,
	134	},
	135	[1] = {
	136	.start = intcs_evt2irq(0x580),
	137	.flags = IORESOURCE_IRQ,
	138	},
	139	};
	140
	141	static struct platform_device lcdc0_device = {
	142	.name = "sh_mobile_lcdc_fb",
	143	.num_resources = ARRAY_SIZE(lcdc0_resources),
	144	.resource = lcdc0_resources,
	145	.id = 0,
	146	.dev = {
	147	.platform_data = &lcdc0_info,
	148	.coherent_dma_mask = ~0,
	149	},
	150	};
	151
4d22e564 KM	152	/*
	153	* board devices
	154	*/
	155	static struct platform_device *eva_devices[] __initdata = {
dad29d1c	156	&lcdc0_device,
4d22e564 KM	157	};
	158
	159	/*
	160	* board init
	161	*/
	162	static void __init eva_init(void)
	163	{
	164	r8a7740_pinmux_init();
	165
	166	/* SCIFA1 */
	167	gpio_request(GPIO_FN_SCIFA1_RXD, NULL);
	168	gpio_request(GPIO_FN_SCIFA1_TXD, NULL);
	169
dad29d1c KM	170	/* LCDC0 */
	171	gpio_request(GPIO_FN_LCDC0_SELECT, NULL);
	172	gpio_request(GPIO_FN_LCD0_D0, NULL);
	173	gpio_request(GPIO_FN_LCD0_D1, NULL);
	174	gpio_request(GPIO_FN_LCD0_D2, NULL);
	175	gpio_request(GPIO_FN_LCD0_D3, NULL);
	176	gpio_request(GPIO_FN_LCD0_D4, NULL);
	177	gpio_request(GPIO_FN_LCD0_D5, NULL);
	178	gpio_request(GPIO_FN_LCD0_D6, NULL);
	179	gpio_request(GPIO_FN_LCD0_D7, NULL);
	180	gpio_request(GPIO_FN_LCD0_D8, NULL);
	181	gpio_request(GPIO_FN_LCD0_D9, NULL);
	182	gpio_request(GPIO_FN_LCD0_D10, NULL);
	183	gpio_request(GPIO_FN_LCD0_D11, NULL);
	184	gpio_request(GPIO_FN_LCD0_D12, NULL);
	185	gpio_request(GPIO_FN_LCD0_D13, NULL);
	186	gpio_request(GPIO_FN_LCD0_D14, NULL);
	187	gpio_request(GPIO_FN_LCD0_D15, NULL);
	188	gpio_request(GPIO_FN_LCD0_D16, NULL);
	189	gpio_request(GPIO_FN_LCD0_D17, NULL);
	190	gpio_request(GPIO_FN_LCD0_D18_PORT40, NULL);
	191	gpio_request(GPIO_FN_LCD0_D19_PORT4, NULL);
	192	gpio_request(GPIO_FN_LCD0_D20_PORT3, NULL);
	193	gpio_request(GPIO_FN_LCD0_D21_PORT2, NULL);
	194	gpio_request(GPIO_FN_LCD0_D22_PORT0, NULL);
	195	gpio_request(GPIO_FN_LCD0_D23_PORT1, NULL);
	196	gpio_request(GPIO_FN_LCD0_DCK, NULL);
	197	gpio_request(GPIO_FN_LCD0_VSYN, NULL);
	198	gpio_request(GPIO_FN_LCD0_HSYN, NULL);
	199	gpio_request(GPIO_FN_LCD0_DISP, NULL);
	200	gpio_request(GPIO_FN_LCD0_LCLK_PORT165, NULL);
	201
	202	gpio_request(GPIO_PORT61, NULL); /* LCDDON */
	203	gpio_direction_output(GPIO_PORT61, 1);
	204
	205	gpio_request(GPIO_PORT202, NULL); /* LCD0_LED_CONT */
	206	gpio_direction_output(GPIO_PORT202, 0);
	207
	208	/*
	209	* CAUTION
	210	*
	211	* DBGMD/LCDC0/FSIA MUX
	212	* DBGMD_SELECT_B should be set after setting PFC Function.
	213	*/
	214	gpio_request(GPIO_PORT176, NULL);
	215	gpio_direction_output(GPIO_PORT176, 1);
	216
4d22e564 KM	217	#ifdef CONFIG_CACHE_L2X0
	218	/* Early BRESP enable, Shared attribute override enable, 32K8way /
	219	l2x0_init(__io(0xf0002000), 0x40440000, 0x82000fff);
	220	#endif
	221
	222	r8a7740_add_standard_devices();
	223
	224	platform_add_devices(eva_devices,
	225	ARRAY_SIZE(eva_devices));
	226	}
	227
	228	static void __init eva_earlytimer_init(void)
	229	{
	230	struct clk *xtal1;
	231
	232	r8a7740_clock_init(MD_CK0 \| MD_CK2);
	233
	234	xtal1 = clk_get(NULL, "extal1");
	235	if (!IS_ERR(xtal1)) {
	236	/* armadillo 800 eva extal1 is 24MHz */
	237	clk_set_rate(xtal1, 24000000);
	238	clk_put(xtal1);
	239	}
	240
	241	shmobile_earlytimer_init();
	242	}
	243
	244	static void __init eva_add_early_devices(void)
	245	{
	246	r8a7740_add_early_devices();
	247
	248	/* override timer setup with board-specific code */
	249	shmobile_timer.init = eva_earlytimer_init;
	250	}
	251
	252	MACHINE_START(ARMADILLO800EVA, "armadillo800eva")
	253	.map_io = r8a7740_map_io,
	254	.init_early = eva_add_early_devices,
	255	.init_irq = r8a7740_init_irq,
	256	.handle_irq = shmobile_handle_irq_intc,
	257	.init_machine = eva_init,
	258	.timer = &shmobile_timer,
	259	MACHINE_END