[deliverable/linux.git] / arch / arm / mach-mmp / ttc_dkb.c

/*
 *  linux/arch/arm/mach-mmp/ttc_dkb.c
 *
 *  Support for the Marvell PXA910-based TTC_DKB Development Platform.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License version 2 as
 *  publishhed by the Free Software Foundation.
 */

#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/onenand.h>
#include <linux/interrupt.h>
#include <linux/i2c/pca953x.h>
#include <linux/gpio.h>
#include <linux/mfd/88pm860x.h>
#include <linux/platform_data/mv_usb.h>
#include <linux/spi/spi.h>
#include <linux/delay.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/flash.h>
#include <mach/addr-map.h>
#include <mach/mfp-pxa910.h>
#include <mach/pxa910.h>
#include <mach/irqs.h>
#include <mach/regs-usb.h>

#include "common.h"

#define TTCDKB_GPIO_EXT0(x)	(MMP_NR_BUILTIN_GPIO + ((x < 0) ? 0 :	\
				((x < 16) ? x : 15)))
#define TTCDKB_GPIO_EXT1(x)	(MMP_NR_BUILTIN_GPIO + 16 + ((x < 0) ? 0 : \
				((x < 16) ? x : 15)))

/*
 * 16 board interrupts -- MAX7312 GPIO expander
 * 16 board interrupts -- PCA9575 GPIO expander
 * 24 board interrupts -- 88PM860x PMIC
 */
#define TTCDKB_NR_IRQS		(MMP_NR_IRQS + 16 + 16 + 24)

static unsigned long ttc_dkb_pin_config[] __initdata = {
	/* UART2 */
	GPIO47_UART2_RXD,
	GPIO48_UART2_TXD,

	/* DFI */
	DF_IO0_ND_IO0,
	DF_IO1_ND_IO1,
	DF_IO2_ND_IO2,
	DF_IO3_ND_IO3,
	DF_IO4_ND_IO4,
	DF_IO5_ND_IO5,
	DF_IO6_ND_IO6,
	DF_IO7_ND_IO7,
	DF_IO8_ND_IO8,
	DF_IO9_ND_IO9,
	DF_IO10_ND_IO10,
	DF_IO11_ND_IO11,
	DF_IO12_ND_IO12,
	DF_IO13_ND_IO13,
	DF_IO14_ND_IO14,
	DF_IO15_ND_IO15,
	DF_nCS0_SM_nCS2_nCS0,
	DF_ALE_SM_WEn_ND_ALE,
	DF_CLE_SM_OEn_ND_CLE,
	DF_WEn_DF_WEn,
	DF_REn_DF_REn,
	DF_RDY0_DF_RDY0,
};

static struct mtd_partition ttc_dkb_onenand_partitions[] = {
	{
		.name		= "bootloader",
		.offset		= 0,
		.size		= SZ_1M,
		.mask_flags	= MTD_WRITEABLE,
	}, {
		.name		= "reserved",
		.offset		= MTDPART_OFS_APPEND,
		.size		= SZ_128K,
		.mask_flags	= MTD_WRITEABLE,
	}, {
		.name		= "reserved",
		.offset		= MTDPART_OFS_APPEND,
		.size		= SZ_8M,
		.mask_flags	= MTD_WRITEABLE,
	}, {
		.name		= "kernel",
		.offset		= MTDPART_OFS_APPEND,
		.size		= (SZ_2M + SZ_1M),
		.mask_flags	= 0,
	}, {
		.name		= "filesystem",
		.offset		= MTDPART_OFS_APPEND,
		.size		= SZ_32M + SZ_16M,
		.mask_flags	= 0,
	}
};

static struct onenand_platform_data ttc_dkb_onenand_info = {
	.parts		= ttc_dkb_onenand_partitions,
	.nr_parts	= ARRAY_SIZE(ttc_dkb_onenand_partitions),
};

static struct resource ttc_dkb_resource_onenand[] = {
	[0] = {
		.start	= SMC_CS0_PHYS_BASE,
		.end	= SMC_CS0_PHYS_BASE + SZ_1M,
		.flags	= IORESOURCE_MEM,
	},
};

static struct platform_device ttc_dkb_device_onenand = {
	.name		= "onenand-flash",
	.id		= -1,
	.resource	= ttc_dkb_resource_onenand,
	.num_resources	= ARRAY_SIZE(ttc_dkb_resource_onenand),
	.dev		= {
		.platform_data	= &ttc_dkb_onenand_info,
	},
};

static struct platform_device *ttc_dkb_devices[] = {
	&pxa910_device_gpio,
	&pxa910_device_rtc,
	&ttc_dkb_device_onenand,
};

static struct pca953x_platform_data max7312_data[] = {
	{
		.gpio_base	= TTCDKB_GPIO_EXT0(0),
		.irq_base	= MMP_NR_IRQS,
	},
};

static struct pm860x_platform_data ttc_dkb_pm8607_info = {
	.irq_base       = IRQ_BOARD_START,
};

static struct i2c_board_info ttc_dkb_i2c_info[] = {
	{
		.type           = "88PM860x",
		.addr           = 0x34,
		.platform_data  = &ttc_dkb_pm8607_info,
		.irq            = IRQ_PXA910_PMIC_INT,
	},
	{
		.type		= "max7312",
		.addr		= 0x23,
		.irq		= MMP_GPIO_TO_IRQ(80),
		.platform_data	= &max7312_data,
	},
};

#ifdef CONFIG_USB_SUPPORT
#if defined(CONFIG_USB_MV_UDC) || defined(CONFIG_USB_EHCI_MV_U2O)

static struct mv_usb_platform_data ttc_usb_pdata = {
	.vbus		= NULL,
	.mode		= MV_USB_MODE_OTG,
	.otg_force_a_bus_req = 1,
	.phy_init	= pxa_usb_phy_init,
	.phy_deinit	= pxa_usb_phy_deinit,
	.set_vbus	= NULL,
};
#endif
#endif

#ifdef CONFIG_MTD_NAND_PXA3xx
static struct pxa3xx_nand_platform_data dkb_nand_info = {
	.enable_arbiter = 1,
	.num_cs = 1,
};
#endif

#ifdef CONFIG_MMP_DISP
/* path config */
#define CFG_IOPADMODE(iopad)   (iopad)  /* 0x0 ~ 0xd */
#define SCLK_SOURCE_SELECT(x)  (x << 30) /* 0x0 ~ 0x3 */
/* link config */
#define CFG_DUMBMODE(mode)     (mode << 28) /* 0x0 ~ 0x6*/
#define CFG_GRA_SWAPRB(x)      (x << 0) /* 1: rbswap enabled */
static struct mmp_mach_path_config dkb_disp_config[] = {
	[0] = {
		.name = "mmp-parallel",
		.overlay_num = 2,
		.output_type = PATH_OUT_PARALLEL,
		.path_config = CFG_IOPADMODE(0x1)
			| SCLK_SOURCE_SELECT(0x1),
		.link_config = CFG_DUMBMODE(0x2)
			| CFG_GRA_SWAPRB(0x1),
	},
};

static struct mmp_mach_plat_info dkb_disp_info = {
	.name = "mmp-disp",
	.clk_name = "disp0",
	.path_num = 1,
	.paths = dkb_disp_config,
};

static struct mmp_buffer_driver_mach_info dkb_fb_info = {
	.name = "mmp-fb",
	.path_name = "mmp-parallel",
	.overlay_id = 0,
	.dmafetch_id = 1,
	.default_pixfmt = PIXFMT_RGB565,
};

static void dkb_tpo_panel_power(int on)
{
	int err;
	u32 spi_reset = mfp_to_gpio(MFP_PIN_GPIO106);

	if (on) {
		err = gpio_request(spi_reset, "TPO_LCD_SPI_RESET");
		if (err) {
			pr_err("failed to request GPIO for TPO LCD RESET\n");
			return;
		}
		gpio_direction_output(spi_reset, 0);
		udelay(100);
		gpio_set_value(spi_reset, 1);
		gpio_free(spi_reset);
	} else {
		err = gpio_request(spi_reset, "TPO_LCD_SPI_RESET");
		if (err) {
			pr_err("failed to request LCD RESET gpio\n");
			return;
		}
		gpio_set_value(spi_reset, 0);
		gpio_free(spi_reset);
	}
}

static struct mmp_mach_panel_info dkb_tpo_panel_info = {
	.name = "tpo-hvga",
	.plat_path_name = "mmp-parallel",
	.plat_set_onoff = dkb_tpo_panel_power,
};

static struct spi_board_info spi_board_info[] __initdata = {
	{
		.modalias       = "tpo-hvga",
		.platform_data  = &dkb_tpo_panel_info,
		.bus_num        = 5,
	}
};

static void __init add_disp(void)
{
	pxa_register_device(&pxa910_device_disp,
		&dkb_disp_info, sizeof(dkb_disp_info));
	spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
	pxa_register_device(&pxa910_device_fb,
		&dkb_fb_info, sizeof(dkb_fb_info));
	pxa_register_device(&pxa910_device_panel,
		&dkb_tpo_panel_info, sizeof(dkb_tpo_panel_info));
}
#endif

static void __init ttc_dkb_init(void)
{
	mfp_config(ARRAY_AND_SIZE(ttc_dkb_pin_config));

	/* on-chip devices */
	pxa910_add_uart(1);
#ifdef CONFIG_MTD_NAND_PXA3xx
	pxa910_add_nand(&dkb_nand_info);
#endif

	/* off-chip devices */
	pxa910_add_twsi(0, NULL, ARRAY_AND_SIZE(ttc_dkb_i2c_info));
	platform_add_devices(ARRAY_AND_SIZE(ttc_dkb_devices));

#ifdef CONFIG_USB_MV_UDC
	pxa168_device_u2o.dev.platform_data = &ttc_usb_pdata;
	platform_device_register(&pxa168_device_u2o);
#endif

#ifdef CONFIG_USB_EHCI_MV_U2O
	pxa168_device_u2oehci.dev.platform_data = &ttc_usb_pdata;
	platform_device_register(&pxa168_device_u2oehci);
#endif

#ifdef CONFIG_USB_MV_OTG
	pxa168_device_u2ootg.dev.platform_data = &ttc_usb_pdata;
	platform_device_register(&pxa168_device_u2ootg);
#endif

#ifdef CONFIG_MMP_DISP
	add_disp();
#endif
}

MACHINE_START(TTC_DKB, "PXA910-based TTC_DKB Development Platform")
	.map_io		= mmp_map_io,
	.nr_irqs	= TTCDKB_NR_IRQS,
	.init_irq       = pxa910_init_irq,
	.init_time	= pxa910_timer_init,
	.init_machine   = ttc_dkb_init,
	.restart	= mmp_restart,
MACHINE_END
Commit	Line	Data
01215e35 EM	1	/*
	2	* linux/arch/arm/mach-mmp/ttc_dkb.c
	3	*
	4	* Support for the Marvell PXA910-based TTC_DKB Development Platform.
	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 version 2 as
	8	* publishhed by the Free Software Foundation.
	9	*/
	10
	11	#include <linux/init.h>
	12	#include <linux/kernel.h>
	13	#include <linux/platform_device.h>
d6587c34 HZ	14	#include <linux/mtd/mtd.h>
	15	#include <linux/mtd/partitions.h>
	16	#include <linux/mtd/onenand.h>
0bd86961	17	#include <linux/interrupt.h>
e04eb14f HZ	18	#include <linux/i2c/pca953x.h>
e04eb14f HZ	19	#include <linux/gpio.h>
f4466946	20	#include <linux/mfd/88pm860x.h>
673eef98	21	#include <linux/platform_data/mv_usb.h>
74a014f4 ZZ	22	#include <linux/spi/spi.h>
74a014f4 ZZ	23	#include <linux/delay.h>
01215e35 EM	24
	25	#include <asm/mach-types.h>
	26	#include <asm/mach/arch.h>
d6587c34	27	#include <asm/mach/flash.h>
01215e35 EM	28	#include <mach/addr-map.h>
	29	#include <mach/mfp-pxa910.h>
	30	#include <mach/pxa910.h>
1a8d5fab	31	#include <mach/irqs.h>
673eef98	32	#include <mach/regs-usb.h>
01215e35 EM	33
	34	#include "common.h"
	35
1a8d5fab	36	#define TTCDKB_GPIO_EXT0(x) (MMP_NR_BUILTIN_GPIO + ((x < 0) ? 0 : \
e04eb14f	37	((x < 16) ? x : 15)))
1a8d5fab	38	#define TTCDKB_GPIO_EXT1(x) (MMP_NR_BUILTIN_GPIO + 16 + ((x < 0) ? 0 : \
e04eb14f HZ	39	((x < 16) ? x : 15)))
	40
	41	/*
	42	* 16 board interrupts -- MAX7312 GPIO expander
	43	* 16 board interrupts -- PCA9575 GPIO expander
	44	* 24 board interrupts -- 88PM860x PMIC
	45	*/
8661fb92	46	#define TTCDKB_NR_IRQS (MMP_NR_IRQS + 16 + 16 + 24)
0bd86961	47
01215e35 EM	48	static unsigned long ttc_dkb_pin_config[] __initdata = {
	49	/* UART2 */
	50	GPIO47_UART2_RXD,
	51	GPIO48_UART2_TXD,
d6587c34 HZ	52
	53	/* DFI */
	54	DF_IO0_ND_IO0,
	55	DF_IO1_ND_IO1,
	56	DF_IO2_ND_IO2,
	57	DF_IO3_ND_IO3,
	58	DF_IO4_ND_IO4,
	59	DF_IO5_ND_IO5,
	60	DF_IO6_ND_IO6,
	61	DF_IO7_ND_IO7,
	62	DF_IO8_ND_IO8,
	63	DF_IO9_ND_IO9,
	64	DF_IO10_ND_IO10,
	65	DF_IO11_ND_IO11,
	66	DF_IO12_ND_IO12,
	67	DF_IO13_ND_IO13,
	68	DF_IO14_ND_IO14,
	69	DF_IO15_ND_IO15,
	70	DF_nCS0_SM_nCS2_nCS0,
	71	DF_ALE_SM_WEn_ND_ALE,
	72	DF_CLE_SM_OEn_ND_CLE,
	73	DF_WEn_DF_WEn,
	74	DF_REn_DF_REn,
	75	DF_RDY0_DF_RDY0,
	76	};
	77
	78	static struct mtd_partition ttc_dkb_onenand_partitions[] = {
	79	{
	80	.name = "bootloader",
	81	.offset = 0,
	82	.size = SZ_1M,
	83	.mask_flags = MTD_WRITEABLE,
	84	}, {
	85	.name = "reserved",
	86	.offset = MTDPART_OFS_APPEND,
	87	.size = SZ_128K,
	88	.mask_flags = MTD_WRITEABLE,
	89	}, {
	90	.name = "reserved",
	91	.offset = MTDPART_OFS_APPEND,
	92	.size = SZ_8M,
	93	.mask_flags = MTD_WRITEABLE,
	94	}, {
	95	.name = "kernel",
	96	.offset = MTDPART_OFS_APPEND,
	97	.size = (SZ_2M + SZ_1M),
	98	.mask_flags = 0,
	99	}, {
	100	.name = "filesystem",
	101	.offset = MTDPART_OFS_APPEND,
3f8e2880	102	.size = SZ_32M + SZ_16M,
d6587c34 HZ	103	.mask_flags = 0,
	104	}
	105	};
	106
d6223871	107	static struct onenand_platform_data ttc_dkb_onenand_info = {
d6587c34 HZ	108	.parts = ttc_dkb_onenand_partitions,
	109	.nr_parts = ARRAY_SIZE(ttc_dkb_onenand_partitions),
	110	};
	111
	112	static struct resource ttc_dkb_resource_onenand[] = {
	113	[0] = {
	114	.start = SMC_CS0_PHYS_BASE,
	115	.end = SMC_CS0_PHYS_BASE + SZ_1M,
	116	.flags = IORESOURCE_MEM,
	117	},
	118	};
	119
	120	static struct platform_device ttc_dkb_device_onenand = {
	121	.name = "onenand-flash",
	122	.id = -1,
	123	.resource = ttc_dkb_resource_onenand,
	124	.num_resources = ARRAY_SIZE(ttc_dkb_resource_onenand),
	125	.dev = {
	126	.platform_data = &ttc_dkb_onenand_info,
	127	},
	128	};
	129
	130	static struct platform_device *ttc_dkb_devices[] = {
157d2644	131	&pxa910_device_gpio,
4128e275	132	&pxa910_device_rtc,
d6587c34	133	&ttc_dkb_device_onenand,
01215e35 EM	134	};
01215e35 EM	135
e04eb14f HZ	136	static struct pca953x_platform_data max7312_data[] = {
	137	{
	138	.gpio_base = TTCDKB_GPIO_EXT0(0),
8661fb92	139	.irq_base = MMP_NR_IRQS,
e04eb14f HZ	140	},
	141	};
	142
f4466946 CX	143	static struct pm860x_platform_data ttc_dkb_pm8607_info = {
	144	.irq_base = IRQ_BOARD_START,
	145	};
	146
e04eb14f	147	static struct i2c_board_info ttc_dkb_i2c_info[] = {
f4466946 CX	148	{
	149	.type = "88PM860x",
	150	.addr = 0x34,
	151	.platform_data = &ttc_dkb_pm8607_info,
	152	.irq = IRQ_PXA910_PMIC_INT,
	153	},
e04eb14f HZ	154	{
	155	.type = "max7312",
	156	.addr = 0x23,
1a8d5fab	157	.irq = MMP_GPIO_TO_IRQ(80),
e04eb14f HZ	158	.platform_data = &max7312_data,
	159	},
	160	};
	161
673eef98 NZ	162	#ifdef CONFIG_USB_SUPPORT
	163	#if defined(CONFIG_USB_MV_UDC) \|\| defined(CONFIG_USB_EHCI_MV_U2O)
	164
673eef98	165	static struct mv_usb_platform_data ttc_usb_pdata = {
673eef98 NZ	166	.vbus = NULL,
	167	.mode = MV_USB_MODE_OTG,
	168	.otg_force_a_bus_req = 1,
	169	.phy_init = pxa_usb_phy_init,
	170	.phy_deinit = pxa_usb_phy_deinit,
	171	.set_vbus = NULL,
	172	};
	173	#endif
	174	#endif
	175
0f74da3f LW	176	#ifdef CONFIG_MTD_NAND_PXA3xx
	177	static struct pxa3xx_nand_platform_data dkb_nand_info = {
	178	.enable_arbiter = 1,
	179	.num_cs = 1,
	180	};
	181	#endif
	182
74a014f4 ZZ	183	#ifdef CONFIG_MMP_DISP
	184	/* path config */
	185	#define CFG_IOPADMODE(iopad) (iopad) /* 0x0 ~ 0xd */
	186	#define SCLK_SOURCE_SELECT(x) (x << 30) /* 0x0 ~ 0x3 */
	187	/* link config */
	188	#define CFG_DUMBMODE(mode) (mode << 28) /* 0x0 ~ 0x6*/
	189	#define CFG_GRA_SWAPRB(x) (x << 0) /* 1: rbswap enabled */
	190	static struct mmp_mach_path_config dkb_disp_config[] = {
	191	[0] = {
	192	.name = "mmp-parallel",
	193	.overlay_num = 2,
	194	.output_type = PATH_OUT_PARALLEL,
	195	.path_config = CFG_IOPADMODE(0x1)
	196	\| SCLK_SOURCE_SELECT(0x1),
	197	.link_config = CFG_DUMBMODE(0x2)
	198	\| CFG_GRA_SWAPRB(0x1),
	199	},
	200	};
	201
	202	static struct mmp_mach_plat_info dkb_disp_info = {
	203	.name = "mmp-disp",
	204	.clk_name = "disp0",
	205	.path_num = 1,
	206	.paths = dkb_disp_config,
	207	};
	208
	209	static struct mmp_buffer_driver_mach_info dkb_fb_info = {
	210	.name = "mmp-fb",
	211	.path_name = "mmp-parallel",
	212	.overlay_id = 0,
	213	.dmafetch_id = 1,
	214	.default_pixfmt = PIXFMT_RGB565,
	215	};
	216
	217	static void dkb_tpo_panel_power(int on)
	218	{
	219	int err;
	220	u32 spi_reset = mfp_to_gpio(MFP_PIN_GPIO106);
	221
	222	if (on) {
	223	err = gpio_request(spi_reset, "TPO_LCD_SPI_RESET");
	224	if (err) {
	225	pr_err("failed to request GPIO for TPO LCD RESET\n");
	226	return;
	227	}
	228	gpio_direction_output(spi_reset, 0);
	229	udelay(100);
	230	gpio_set_value(spi_reset, 1);
	231	gpio_free(spi_reset);
	232	} else {
	233	err = gpio_request(spi_reset, "TPO_LCD_SPI_RESET");
	234	if (err) {
	235	pr_err("failed to request LCD RESET gpio\n");
	236	return;
	237	}
	238	gpio_set_value(spi_reset, 0);
	239	gpio_free(spi_reset);
	240	}
	241	}
	242
	243	static struct mmp_mach_panel_info dkb_tpo_panel_info = {
	244	.name = "tpo-hvga",
	245	.plat_path_name = "mmp-parallel",
	246	.plat_set_onoff = dkb_tpo_panel_power,
247	};
248
249	static struct spi_board_info spi_board_info[] __initdata = {
250	{
251	.modalias = "tpo-hvga",
252	.platform_data = &dkb_tpo_panel_info,
253	.bus_num = 5,
254	}
255	};
256
257	static void __init add_disp(void)
258	{
259	pxa_register_device(&pxa910_device_disp,
260	&dkb_disp_info, sizeof(dkb_disp_info));
261	spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
262	pxa_register_device(&pxa910_device_fb,
263	&dkb_fb_info, sizeof(dkb_fb_info));
264	pxa_register_device(&pxa910_device_panel,
265	&dkb_tpo_panel_info, sizeof(dkb_tpo_panel_info));
266	}
267	#endif
268
01215e35 EM	269	static void __init ttc_dkb_init(void)
	270	{
	271	mfp_config(ARRAY_AND_SIZE(ttc_dkb_pin_config));
	272
	273	/* on-chip devices */
	274	pxa910_add_uart(1);
0f74da3f LW	275	#ifdef CONFIG_MTD_NAND_PXA3xx
	276	pxa910_add_nand(&dkb_nand_info);
	277	#endif
d6587c34 HZ	278
d6587c34 HZ	279	/* off-chip devices */
e04eb14f	280	pxa910_add_twsi(0, NULL, ARRAY_AND_SIZE(ttc_dkb_i2c_info));
d6587c34	281	platform_add_devices(ARRAY_AND_SIZE(ttc_dkb_devices));
673eef98 NZ	282
	283	#ifdef CONFIG_USB_MV_UDC
	284	pxa168_device_u2o.dev.platform_data = &ttc_usb_pdata;
	285	platform_device_register(&pxa168_device_u2o);
	286	#endif
	287
	288	#ifdef CONFIG_USB_EHCI_MV_U2O
	289	pxa168_device_u2oehci.dev.platform_data = &ttc_usb_pdata;
	290	platform_device_register(&pxa168_device_u2oehci);
	291	#endif
	292
	293	#ifdef CONFIG_USB_MV_OTG
	294	pxa168_device_u2ootg.dev.platform_data = &ttc_usb_pdata;
	295	platform_device_register(&pxa168_device_u2ootg);
	296	#endif
74a014f4 ZZ	297
	298	#ifdef CONFIG_MMP_DISP
	299	add_disp();
	300	#endif
01215e35 EM	301	}
	302
	303	MACHINE_START(TTC_DKB, "PXA910-based TTC_DKB Development Platform")
8022887c	304	.map_io = mmp_map_io,
0bd86961	305	.nr_irqs = TTCDKB_NR_IRQS,
01215e35	306	.init_irq = pxa910_init_irq,
6bb27d73	307	.init_time = pxa910_timer_init,
01215e35	308	.init_machine = ttc_dkb_init,
9854a38e	309	.restart = mmp_restart,
01215e35	310	MACHINE_END