[deliverable/linux.git] / arch / arm / mach-shmobile / board-kzm9g.c

/*
 * KZM-A9-GT board support
 *
 * 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/delay.h>
#include <linux/gpio.h>
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/smsc911x.h>
#include <linux/usb/r8a66597.h>
#include <linux/videodev2.h>
#include <mach/irqs.h>
#include <mach/sh73a0.h>
#include <mach/common.h>
#include <asm/hardware/cache-l2x0.h>
#include <asm/hardware/gic.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <video/sh_mobile_lcdc.h>

/* SMSC 9221 */
static struct resource smsc9221_resources[] = {
	[0] = {
		.start	= 0x10000000, /* CS4 */
		.end	= 0x100000ff,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= intcs_evt2irq(0x260), /* IRQ3 */
		.flags	= IORESOURCE_IRQ,
	},
};

static struct smsc911x_platform_config smsc9221_platdata = {
	.flags		= SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
	.phy_interface	= PHY_INTERFACE_MODE_MII,
	.irq_polarity	= SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
	.irq_type	= SMSC911X_IRQ_TYPE_PUSH_PULL,
};

static struct platform_device smsc_device = {
	.name		= "smsc911x",
	.dev  = {
		.platform_data = &smsc9221_platdata,
	},
	.resource	= smsc9221_resources,
	.num_resources	= ARRAY_SIZE(smsc9221_resources),
};

/* USB external chip */
static struct r8a66597_platdata usb_host_data = {
	.on_chip	= 0,
	.xtal		= R8A66597_PLATDATA_XTAL_48MHZ,
};

static struct resource usb_resources[] = {
	[0] = {
		.start	= 0x10010000,
		.end	= 0x1001ffff - 1,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= intcs_evt2irq(0x220), /* IRQ1 */
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device usb_host_device = {
	.name	= "r8a66597_hcd",
	.dev = {
		.platform_data		= &usb_host_data,
		.dma_mask		= NULL,
		.coherent_dma_mask	= 0xffffffff,
	},
	.num_resources	= ARRAY_SIZE(usb_resources),
	.resource	= usb_resources,
};

/* LCDC */
static struct fb_videomode kzm_lcdc_mode = {
	.name		= "WVGA Panel",
	.xres		= 800,
	.yres		= 480,
	.left_margin	= 220,
	.right_margin	= 110,
	.hsync_len	= 70,
	.upper_margin	= 20,
	.lower_margin	= 5,
	.vsync_len	= 5,
	.sync		= 0,
};

static struct sh_mobile_lcdc_info lcdc_info = {
	.clock_source = LCDC_CLK_BUS,
	.ch[0] = {
		.chan		= LCDC_CHAN_MAINLCD,
		.fourcc		= V4L2_PIX_FMT_RGB565,
		.interface_type	= RGB24,
		.lcd_modes	= &kzm_lcdc_mode,
		.num_modes	= 1,
		.clock_divider	= 5,
		.flags		= 0,
		.panel_cfg = {
			.width	= 152,
			.height	= 91,
		},
	}
};

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

static struct platform_device lcdc_device = {
	.name		= "sh_mobile_lcdc_fb",
	.num_resources	= ARRAY_SIZE(lcdc_resources),
	.resource	= lcdc_resources,
	.dev	= {
		.platform_data	= &lcdc_info,
		.coherent_dma_mask = ~0,
	},
};

static struct i2c_board_info i2c1_devices[] = {
	{
		I2C_BOARD_INFO("st1232-ts", 0x55),
		.irq = intcs_evt2irq(0x300), /* IRQ8 */
	},
};

static struct platform_device *kzm_devices[] __initdata = {
	&smsc_device,
	&usb_host_device,
	&lcdc_device,
};

/*
 * FIXME
 *
 * This is quick hack for enabling LCDC backlight
 */
static int __init as3711_enable_lcdc_backlight(void)
{
	struct i2c_adapter *a = i2c_get_adapter(0);
	struct i2c_msg msg;
	int i, ret;
	__u8 magic[] = {
		0x40, 0x2a,
		0x43, 0x3c,
		0x44, 0x3c,
		0x45, 0x3c,
		0x54, 0x03,
		0x51, 0x00,
		0x51, 0x01,
		0xff, 0x00, /* wait */
		0x43, 0xf0,
		0x44, 0xf0,
		0x45, 0xf0,
	};

	if (!machine_is_kzm9g())
		return 0;

	if (!a)
		return 0;

	msg.addr	= 0x40;
	msg.len		= 2;
	msg.flags	= 0;

	for (i = 0; i < ARRAY_SIZE(magic); i += 2) {
		msg.buf = magic + i;

		if (0xff == msg.buf[0]) {
			udelay(500);
			continue;
		}

		ret = i2c_transfer(a, &msg, 1);
		if (ret < 0) {
			pr_err("i2c transfer fail\n");
			break;
		}
	}

	return 0;
}
device_initcall(as3711_enable_lcdc_backlight);

static void __init kzm_init(void)
{
	sh73a0_pinmux_init();

	/* enable SCIFA4 */
	gpio_request(GPIO_FN_SCIFA4_TXD, NULL);
	gpio_request(GPIO_FN_SCIFA4_RXD, NULL);
	gpio_request(GPIO_FN_SCIFA4_RTS_, NULL);
	gpio_request(GPIO_FN_SCIFA4_CTS_, NULL);

	/* CS4 for SMSC/USB */
	gpio_request(GPIO_FN_CS4_, NULL); /* CS4 */

	/* SMSC */
	gpio_request(GPIO_PORT224, NULL); /* IRQ3 */
	gpio_direction_input(GPIO_PORT224);

	/* LCDC */
	gpio_request(GPIO_FN_LCDD23,	NULL);
	gpio_request(GPIO_FN_LCDD22,	NULL);
	gpio_request(GPIO_FN_LCDD21,	NULL);
	gpio_request(GPIO_FN_LCDD20,	NULL);
	gpio_request(GPIO_FN_LCDD19,	NULL);
	gpio_request(GPIO_FN_LCDD18,	NULL);
	gpio_request(GPIO_FN_LCDD17,	NULL);
	gpio_request(GPIO_FN_LCDD16,	NULL);
	gpio_request(GPIO_FN_LCDD15,	NULL);
	gpio_request(GPIO_FN_LCDD14,	NULL);
	gpio_request(GPIO_FN_LCDD13,	NULL);
	gpio_request(GPIO_FN_LCDD12,	NULL);
	gpio_request(GPIO_FN_LCDD11,	NULL);
	gpio_request(GPIO_FN_LCDD10,	NULL);
	gpio_request(GPIO_FN_LCDD9,	NULL);
	gpio_request(GPIO_FN_LCDD8,	NULL);
	gpio_request(GPIO_FN_LCDD7,	NULL);
	gpio_request(GPIO_FN_LCDD6,	NULL);
	gpio_request(GPIO_FN_LCDD5,	NULL);
	gpio_request(GPIO_FN_LCDD4,	NULL);
	gpio_request(GPIO_FN_LCDD3,	NULL);
	gpio_request(GPIO_FN_LCDD2,	NULL);
	gpio_request(GPIO_FN_LCDD1,	NULL);
	gpio_request(GPIO_FN_LCDD0,	NULL);
	gpio_request(GPIO_FN_LCDDISP,	NULL);
	gpio_request(GPIO_FN_LCDDCK,	NULL);

	gpio_request(GPIO_PORT222,	NULL);
	gpio_direction_output(GPIO_PORT222, 1);

	/* Touchscreen */
	gpio_request(GPIO_PORT223, NULL); /* IRQ8 */
	gpio_direction_input(GPIO_PORT223);

#ifdef CONFIG_CACHE_L2X0
	/* Early BRESP enable, Shared attribute override enable, 64K*8way */
	l2x0_init(IOMEM(0xf0100000), 0x40460000, 0x82000fff);
#endif

	i2c_register_board_info(1, i2c1_devices, ARRAY_SIZE(i2c1_devices));

	sh73a0_add_standard_devices();
	platform_add_devices(kzm_devices, ARRAY_SIZE(kzm_devices));
}

MACHINE_START(KZM9G, "kzm9g")
	.map_io		= sh73a0_map_io,
	.init_early	= sh73a0_add_early_devices,
	.nr_irqs	= NR_IRQS_LEGACY,
	.init_irq	= sh73a0_init_irq,
	.handle_irq	= gic_handle_irq,
	.init_machine	= kzm_init,
	.timer		= &shmobile_timer,
MACHINE_END
Commit	Line	Data
9b93e244 KM	1	/*
	2	* KZM-A9-GT board support
	3	*
	4	* Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; version 2 of the License.
	9	*
	10	* This program is distributed in the hope that it will be useful,
	11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	13	* GNU General Public License for more details.
	14	*
	15	* You should have received a copy of the GNU General Public License
	16	* along with this program; if not, write to the Free Software
	17	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	18	*/
26786111 KM	19
26786111 KM	20	#include <linux/delay.h>
9b93e244 KM	21	#include <linux/gpio.h>
	22	#include <linux/io.h>
	23	#include <linux/irq.h>
407c0526	24	#include <linux/i2c.h>
9b93e244	25	#include <linux/platform_device.h>
c15c4257	26	#include <linux/smsc911x.h>
dd818180	27	#include <linux/usb/r8a66597.h>
26786111	28	#include <linux/videodev2.h>
c15c4257	29	#include <mach/irqs.h>
9b93e244 KM	30	#include <mach/sh73a0.h>
	31	#include <mach/common.h>
	32	#include <asm/hardware/cache-l2x0.h>
	33	#include <asm/hardware/gic.h>
	34	#include <asm/mach-types.h>
	35	#include <asm/mach/arch.h>
26786111	36	#include <video/sh_mobile_lcdc.h>
9b93e244	37
c15c4257 KM	38	/* SMSC 9221 */
	39	static struct resource smsc9221_resources[] = {
	40	[0] = {
	41	.start = 0x10000000, /* CS4 */
	42	.end = 0x100000ff,
	43	.flags = IORESOURCE_MEM,
	44	},
	45	[1] = {
	46	.start = intcs_evt2irq(0x260), /* IRQ3 */
	47	.flags = IORESOURCE_IRQ,
	48	},
	49	};
	50
	51	static struct smsc911x_platform_config smsc9221_platdata = {
	52	.flags = SMSC911X_USE_32BIT \| SMSC911X_SAVE_MAC_ADDRESS,
	53	.phy_interface = PHY_INTERFACE_MODE_MII,
	54	.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
	55	.irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
	56	};
	57
	58	static struct platform_device smsc_device = {
	59	.name = "smsc911x",
	60	.dev = {
	61	.platform_data = &smsc9221_platdata,
	62	},
	63	.resource = smsc9221_resources,
	64	.num_resources = ARRAY_SIZE(smsc9221_resources),
	65	};
	66
dd818180 KM	67	/* USB external chip */
	68	static struct r8a66597_platdata usb_host_data = {
	69	.on_chip = 0,
	70	.xtal = R8A66597_PLATDATA_XTAL_48MHZ,
	71	};
	72
	73	static struct resource usb_resources[] = {
	74	[0] = {
	75	.start = 0x10010000,
	76	.end = 0x1001ffff - 1,
	77	.flags = IORESOURCE_MEM,
	78	},
	79	[1] = {
	80	.start = intcs_evt2irq(0x220), /* IRQ1 */
	81	.flags = IORESOURCE_IRQ,
	82	},
	83	};
	84
	85	static struct platform_device usb_host_device = {
	86	.name = "r8a66597_hcd",
	87	.dev = {
	88	.platform_data = &usb_host_data,
	89	.dma_mask = NULL,
	90	.coherent_dma_mask = 0xffffffff,
	91	},
	92	.num_resources = ARRAY_SIZE(usb_resources),
	93	.resource = usb_resources,
	94	};
	95
26786111 KM	96	/* LCDC */
	97	static struct fb_videomode kzm_lcdc_mode = {
	98	.name = "WVGA Panel",
	99	.xres = 800,
	100	.yres = 480,
	101	.left_margin = 220,
	102	.right_margin = 110,
	103	.hsync_len = 70,
	104	.upper_margin = 20,
	105	.lower_margin = 5,
	106	.vsync_len = 5,
	107	.sync = 0,
	108	};
	109
	110	static struct sh_mobile_lcdc_info lcdc_info = {
	111	.clock_source = LCDC_CLK_BUS,
	112	.ch[0] = {
	113	.chan = LCDC_CHAN_MAINLCD,
	114	.fourcc = V4L2_PIX_FMT_RGB565,
	115	.interface_type = RGB24,
	116	.lcd_modes = &kzm_lcdc_mode,
	117	.num_modes = 1,
	118	.clock_divider = 5,
	119	.flags = 0,
	120	.panel_cfg = {
	121	.width = 152,
	122	.height = 91,
	123	},
	124	}
	125	};
	126
	127	static struct resource lcdc_resources[] = {
	128	[0] = {
	129	.name = "LCDC",
	130	.start = 0xfe940000,
	131	.end = 0xfe943fff,
	132	.flags = IORESOURCE_MEM,
	133	},
	134	[1] = {
	135	.start = intcs_evt2irq(0x580),
	136	.flags = IORESOURCE_IRQ,
	137	},
	138	};
	139
	140	static struct platform_device lcdc_device = {
	141	.name = "sh_mobile_lcdc_fb",
	142	.num_resources = ARRAY_SIZE(lcdc_resources),
	143	.resource = lcdc_resources,
	144	.dev = {
	145	.platform_data = &lcdc_info,
	146	.coherent_dma_mask = ~0,
	147	},
	148	};
	149
407c0526 KM	150	static struct i2c_board_info i2c1_devices[] = {
	151	{
	152	I2C_BOARD_INFO("st1232-ts", 0x55),
	153	.irq = intcs_evt2irq(0x300), /* IRQ8 */
	154	},
	155	};
	156
9b93e244	157	static struct platform_device *kzm_devices[] __initdata = {
c15c4257	158	&smsc_device,
dd818180	159	&usb_host_device,
26786111	160	&lcdc_device,
9b93e244 KM	161	};
9b93e244 KM	162
26786111 KM	163	/*
	164	* FIXME
	165	*
	166	* This is quick hack for enabling LCDC backlight
	167	*/
	168	static int __init as3711_enable_lcdc_backlight(void)
	169	{
	170	struct i2c_adapter *a = i2c_get_adapter(0);
	171	struct i2c_msg msg;
	172	int i, ret;
	173	__u8 magic[] = {
	174	0x40, 0x2a,
	175	0x43, 0x3c,
	176	0x44, 0x3c,
	177	0x45, 0x3c,
	178	0x54, 0x03,
	179	0x51, 0x00,
	180	0x51, 0x01,
	181	0xff, 0x00, /* wait */
	182	0x43, 0xf0,
	183	0x44, 0xf0,
	184	0x45, 0xf0,
	185	};
	186
	187	if (!machine_is_kzm9g())
	188	return 0;
	189
	190	if (!a)
	191	return 0;
	192
	193	msg.addr = 0x40;
	194	msg.len = 2;
	195	msg.flags = 0;
	196
	197	for (i = 0; i < ARRAY_SIZE(magic); i += 2) {
	198	msg.buf = magic + i;
	199
	200	if (0xff == msg.buf[0]) {
	201	udelay(500);
	202	continue;
	203	}
	204
	205	ret = i2c_transfer(a, &msg, 1);
	206	if (ret < 0) {
	207	pr_err("i2c transfer fail\n");
	208	break;
	209	}
	210	}
	211
	212	return 0;
	213	}
	214	device_initcall(as3711_enable_lcdc_backlight);
	215
9b93e244 KM	216	static void __init kzm_init(void)
	217	{
	218	sh73a0_pinmux_init();
	219
	220	/* enable SCIFA4 */
	221	gpio_request(GPIO_FN_SCIFA4_TXD, NULL);
	222	gpio_request(GPIO_FN_SCIFA4_RXD, NULL);
	223	gpio_request(GPIO_FN_SCIFA4_RTS_, NULL);
	224	gpio_request(GPIO_FN_SCIFA4_CTS_, NULL);
	225
c15c4257 KM	226	/* CS4 for SMSC/USB */
	227	gpio_request(GPIO_FN_CS4_, NULL); /* CS4 */
	228
	229	/* SMSC */
	230	gpio_request(GPIO_PORT224, NULL); /* IRQ3 */
	231	gpio_direction_input(GPIO_PORT224);
	232
26786111 KM	233	/* LCDC */
	234	gpio_request(GPIO_FN_LCDD23, NULL);
	235	gpio_request(GPIO_FN_LCDD22, NULL);
	236	gpio_request(GPIO_FN_LCDD21, NULL);
	237	gpio_request(GPIO_FN_LCDD20, NULL);
	238	gpio_request(GPIO_FN_LCDD19, NULL);
	239	gpio_request(GPIO_FN_LCDD18, NULL);
	240	gpio_request(GPIO_FN_LCDD17, NULL);
	241	gpio_request(GPIO_FN_LCDD16, NULL);
	242	gpio_request(GPIO_FN_LCDD15, NULL);
	243	gpio_request(GPIO_FN_LCDD14, NULL);
	244	gpio_request(GPIO_FN_LCDD13, NULL);
	245	gpio_request(GPIO_FN_LCDD12, NULL);
	246	gpio_request(GPIO_FN_LCDD11, NULL);
	247	gpio_request(GPIO_FN_LCDD10, NULL);
	248	gpio_request(GPIO_FN_LCDD9, NULL);
	249	gpio_request(GPIO_FN_LCDD8, NULL);
	250	gpio_request(GPIO_FN_LCDD7, NULL);
	251	gpio_request(GPIO_FN_LCDD6, NULL);
	252	gpio_request(GPIO_FN_LCDD5, NULL);
	253	gpio_request(GPIO_FN_LCDD4, NULL);
	254	gpio_request(GPIO_FN_LCDD3, NULL);
	255	gpio_request(GPIO_FN_LCDD2, NULL);
	256	gpio_request(GPIO_FN_LCDD1, NULL);
	257	gpio_request(GPIO_FN_LCDD0, NULL);
	258	gpio_request(GPIO_FN_LCDDISP, NULL);
	259	gpio_request(GPIO_FN_LCDDCK, NULL);
	260
	261	gpio_request(GPIO_PORT222, NULL);
	262	gpio_direction_output(GPIO_PORT222, 1);
	263
407c0526 KM	264	/* Touchscreen */
	265	gpio_request(GPIO_PORT223, NULL); /* IRQ8 */
	266	gpio_direction_input(GPIO_PORT223);
	267
9b93e244 KM	268	#ifdef CONFIG_CACHE_L2X0
	269	/* Early BRESP enable, Shared attribute override enable, 64K8way /
	270	l2x0_init(IOMEM(0xf0100000), 0x40460000, 0x82000fff);
	271	#endif
	272
407c0526 KM	273	i2c_register_board_info(1, i2c1_devices, ARRAY_SIZE(i2c1_devices));
407c0526 KM	274
9b93e244 KM	275	sh73a0_add_standard_devices();
	276	platform_add_devices(kzm_devices, ARRAY_SIZE(kzm_devices));
	277	}
	278
	279	MACHINE_START(KZM9G, "kzm9g")
	280	.map_io = sh73a0_map_io,
	281	.init_early = sh73a0_add_early_devices,
	282	.nr_irqs = NR_IRQS_LEGACY,
	283	.init_irq = sh73a0_init_irq,
	284	.handle_irq = gic_handle_irq,
	285	.init_machine = kzm_init,
	286	.timer = &shmobile_timer,
	287	MACHINE_END