[deliverable/linux.git] / arch / arm / mach-pxa / csb726.c

/*
 *  Support for Cogent CSB726
 *
 *  Copyright (c) 2008 Dmitry Eremin-Solenikov
 *
 *  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
 *  published by the Free Software Foundation.
 *
 */
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>
#include <linux/mtd/partitions.h>
#include <linux/sm501.h>
#include <linux/smsc911x.h>
#include <linux/i2c/pxa-i2c.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include "csb726.h"
#include "pxa27x.h"
#include <linux/platform_data/mmc-pxamci.h>
#include <linux/platform_data/usb-ohci-pxa27x.h>
#include <mach/audio.h>
#include <mach/smemc.h>

#include "generic.h"
#include "devices.h"

/*
 * n/a: 2, 5, 6, 7, 8, 23, 24, 25, 26, 27, 87, 88, 89,
 * nu: 58 -- 77, 90, 91, 93, 102, 105-108, 114-116,
 * XXX: 21,
 * XXX: 79 CS_3 for LAN9215 or PSKTSEL on R2, R3
 * XXX: 33 CS_5 for LAN9215 on R1
 */

static unsigned long csb726_pin_config[] = {
	GPIO78_nCS_2, /* EXP_CS */
	GPIO79_nCS_3, /* SMSC9215 */
	GPIO80_nCS_4, /* SM501 */

	GPIO52_GPIO, /* #SMSC9251 int */
	GPIO53_GPIO, /* SM501 int */

	GPIO1_GPIO, /* GPIO0 */
	GPIO11_GPIO, /* GPIO1 */
	GPIO9_GPIO, /* GPIO2 */
	GPIO10_GPIO, /* GPIO3 */
	GPIO16_PWM0_OUT, /* or GPIO4 */
	GPIO17_PWM1_OUT, /* or GPIO5 */
	GPIO94_GPIO, /* GPIO6 */
	GPIO95_GPIO, /* GPIO7 */
	GPIO96_GPIO, /* GPIO8 */
	GPIO97_GPIO, /* GPIO9 */
	GPIO15_GPIO, /* EXP_IRQ */
	GPIO18_RDY, /* EXP_WAIT */

	GPIO0_GPIO, /* PWR_INT */
	GPIO104_GPIO, /* PWR_OFF */

	GPIO12_GPIO, /* touch irq */

	GPIO13_SSP2_TXD,
	GPIO14_SSP2_SFRM,
	MFP_CFG_OUT(GPIO19, AF1, DRIVE_LOW),/* SSP2_SYSCLK */
	GPIO22_SSP2_SCLK,

	GPIO81_SSP3_TXD,
	GPIO82_SSP3_RXD,
	GPIO83_SSP3_SFRM,
	GPIO84_SSP3_SCLK,

	GPIO20_GPIO, /* SDIO int */
	GPIO32_MMC_CLK,
	GPIO92_MMC_DAT_0,
	GPIO109_MMC_DAT_1,
	GPIO110_MMC_DAT_2,
	GPIO111_MMC_DAT_3,
	GPIO112_MMC_CMD,
	GPIO100_GPIO, /* SD CD */
	GPIO101_GPIO, /* SD WP */

	GPIO28_AC97_BITCLK,
	GPIO29_AC97_SDATA_IN_0,
	GPIO30_AC97_SDATA_OUT,
	GPIO31_AC97_SYNC,
	GPIO113_AC97_nRESET,

	GPIO34_FFUART_RXD,
	GPIO35_FFUART_CTS,
	GPIO36_FFUART_DCD,
	GPIO37_FFUART_DSR,
	GPIO38_FFUART_RI,
	GPIO39_FFUART_TXD,
	GPIO40_FFUART_DTR,
	GPIO41_FFUART_RTS,

	GPIO42_BTUART_RXD,
	GPIO43_BTUART_TXD,
	GPIO44_BTUART_CTS,
	GPIO45_BTUART_RTS,

	GPIO46_STUART_RXD,
	GPIO47_STUART_TXD,

	GPIO48_nPOE,
	GPIO49_nPWE,
	GPIO50_nPIOR,
	GPIO51_nPIOW,
	GPIO54_nPCE_2,
	GPIO55_nPREG,
	GPIO56_nPWAIT,
	GPIO57_nIOIS16, /* maybe unused */
	GPIO85_nPCE_1,
	GPIO98_GPIO, /* CF IRQ */
	GPIO99_GPIO, /* CF CD */
	GPIO103_GPIO, /* Reset */

	GPIO117_I2C_SCL,
	GPIO118_I2C_SDA,
};

static struct pxamci_platform_data csb726_mci = {
	.detect_delay_ms	= 500,
	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
	/* FIXME setpower */
	.gpio_card_detect	= CSB726_GPIO_MMC_DETECT,
	.gpio_card_ro		= CSB726_GPIO_MMC_RO,
	.gpio_power		= -1,
};

static struct pxaohci_platform_data csb726_ohci_platform_data = {
	.port_mode	= PMM_NPS_MODE,
	.flags		= ENABLE_PORT1 | NO_OC_PROTECTION,
};

static struct mtd_partition csb726_flash_partitions[] = {
	{
		.name		= "Bootloader",
		.offset		= 0,
		.size		= CSB726_FLASH_uMON,
		.mask_flags	= MTD_WRITEABLE  /* force read-only */
	},
	{
		.name		= "root",
		.offset		= MTDPART_OFS_APPEND,
		.size		= MTDPART_SIZ_FULL,
	}
};

static struct physmap_flash_data csb726_flash_data = {
	.width		= 2,
	.parts		= csb726_flash_partitions,
	.nr_parts	= ARRAY_SIZE(csb726_flash_partitions),
};

static struct resource csb726_flash_resources[] = {
	{
		.start          = PXA_CS0_PHYS,
		.end            = PXA_CS0_PHYS + CSB726_FLASH_SIZE - 1 ,
		.flags          = IORESOURCE_MEM,
	}
};

static struct platform_device csb726_flash = {
	.name           = "physmap-flash",
	.dev            = {
		.platform_data  = &csb726_flash_data,
	},
	.resource       = csb726_flash_resources,
	.num_resources  = ARRAY_SIZE(csb726_flash_resources),
};

static struct resource csb726_sm501_resources[] = {
	{
		.start          = PXA_CS4_PHYS,
		.end            = PXA_CS4_PHYS + SZ_8M - 1,
		.flags          = IORESOURCE_MEM,
		.name		= "sm501-localmem",
	},
	{
		.start          = PXA_CS4_PHYS + SZ_64M - SZ_2M,
		.end            = PXA_CS4_PHYS + SZ_64M - 1,
		.flags          = IORESOURCE_MEM,
		.name		= "sm501-regs",
	},
	{
		.start		= CSB726_IRQ_SM501,
		.end		= CSB726_IRQ_SM501,
		.flags		= IORESOURCE_IRQ,
	},
};

static struct sm501_initdata csb726_sm501_initdata = {
/*	.devices	= SM501_USE_USB_HOST, */
	.devices	= SM501_USE_USB_HOST | SM501_USE_UART0 | SM501_USE_UART1,
};

static struct sm501_platdata csb726_sm501_platdata = {
	.init		= &csb726_sm501_initdata,
};

static struct platform_device csb726_sm501 = {
	.name		= "sm501",
	.id		= 0,
	.num_resources	= ARRAY_SIZE(csb726_sm501_resources),
	.resource	= csb726_sm501_resources,
	.dev		= {
		.platform_data = &csb726_sm501_platdata,
	},
};

static struct resource csb726_lan_resources[] = {
	{
		.start	= PXA_CS3_PHYS,
		.end	= PXA_CS3_PHYS + SZ_64K - 1,
		.flags	= IORESOURCE_MEM,
	},
	{
		.start	= CSB726_IRQ_LAN,
		.end	= CSB726_IRQ_LAN,
		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
	},
};

struct smsc911x_platform_config csb726_lan_config = {
	.irq_polarity	= SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
	.irq_type	= SMSC911X_IRQ_TYPE_PUSH_PULL,
	.flags		= SMSC911X_USE_32BIT,
	.phy_interface	= PHY_INTERFACE_MODE_MII,
};


static struct platform_device csb726_lan = {
	.name		= "smsc911x",
	.id		= -1,
	.num_resources	= ARRAY_SIZE(csb726_lan_resources),
	.resource	= csb726_lan_resources,
	.dev		= {
		.platform_data	= &csb726_lan_config,
	},
};

static struct platform_device *devices[] __initdata = {
	&csb726_flash,
	&csb726_sm501,
	&csb726_lan,
};

static void __init csb726_init(void)
{
	pxa2xx_mfp_config(ARRAY_AND_SIZE(csb726_pin_config));
/*	__raw_writel(0x7ffc3ffc, MSC1); *//* LAN9215/EXP_CS */
/*	__raw_writel(0x06697ff4, MSC2); *//* none/SM501 */
	__raw_writel((__raw_readl(MSC2) & ~0xffff) | 0x7ff4, MSC2); /* SM501 */

	pxa_set_ffuart_info(NULL);
	pxa_set_btuart_info(NULL);
	pxa_set_stuart_info(NULL);
	pxa_set_i2c_info(NULL);
	pxa27x_set_i2c_power_info(NULL);
	pxa_set_mci_info(&csb726_mci);
	pxa_set_ohci_info(&csb726_ohci_platform_data);
	pxa_set_ac97_info(NULL);

	platform_add_devices(devices, ARRAY_SIZE(devices));
}

MACHINE_START(CSB726, "Cogent CSB726")
	.atag_offset	= 0x100,
	.map_io         = pxa27x_map_io,
	.nr_irqs	= PXA_NR_IRQS,
	.init_irq       = pxa27x_init_irq,
	.handle_irq       = pxa27x_handle_irq,
	.init_machine   = csb726_init,
	.init_time	= pxa_timer_init,
	.restart	= pxa_restart,
MACHINE_END
Commit	Line	Data
aac42970 DES	1	/*
	2	* Support for Cogent CSB726
	3	*
	4	* Copyright (c) 2008 Dmitry Eremin-Solenikov
	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	* published by the Free Software Foundation.
	9	*
	10	*/
	11	#include <linux/kernel.h>
	12	#include <linux/init.h>
	13	#include <linux/io.h>
	14	#include <linux/gpio.h>
	15	#include <linux/platform_device.h>
	16	#include <linux/mtd/physmap.h>
	17	#include <linux/mtd/partitions.h>
	18	#include <linux/sm501.h>
b8601715	19	#include <linux/smsc911x.h>
b459396e	20	#include <linux/i2c/pxa-i2c.h>
aac42970 DES	21
	22	#include <asm/mach-types.h>
	23	#include <asm/mach/arch.h>
4c25c5d2 AB	24	#include "csb726.h"
4c25c5d2 AB	25	#include "pxa27x.h"
293b2da1 AB	26	#include <linux/platform_data/mmc-pxamci.h>
293b2da1 AB	27	#include <linux/platform_data/usb-ohci-pxa27x.h>
96a9fcaf	28	#include <mach/audio.h>
ad68bb9f	29	#include <mach/smemc.h>
aac42970 DES	30
	31	#include "generic.h"
	32	#include "devices.h"
	33
	34	/*
	35	* n/a: 2, 5, 6, 7, 8, 23, 24, 25, 26, 27, 87, 88, 89,
	36	* nu: 58 -- 77, 90, 91, 93, 102, 105-108, 114-116,
	37	* XXX: 21,
	38	* XXX: 79 CS_3 for LAN9215 or PSKTSEL on R2, R3
	39	* XXX: 33 CS_5 for LAN9215 on R1
	40	*/
	41
	42	static unsigned long csb726_pin_config[] = {
	43	GPIO78_nCS_2, /* EXP_CS */
	44	GPIO79_nCS_3, /* SMSC9215 */
	45	GPIO80_nCS_4, /* SM501 */
	46
	47	GPIO52_GPIO, /* #SMSC9251 int */
	48	GPIO53_GPIO, /* SM501 int */
	49
	50	GPIO1_GPIO, /* GPIO0 */
	51	GPIO11_GPIO, /* GPIO1 */
	52	GPIO9_GPIO, /* GPIO2 */
	53	GPIO10_GPIO, /* GPIO3 */
	54	GPIO16_PWM0_OUT, /* or GPIO4 */
	55	GPIO17_PWM1_OUT, /* or GPIO5 */
	56	GPIO94_GPIO, /* GPIO6 */
	57	GPIO95_GPIO, /* GPIO7 */
	58	GPIO96_GPIO, /* GPIO8 */
	59	GPIO97_GPIO, /* GPIO9 */
	60	GPIO15_GPIO, /* EXP_IRQ */
	61	GPIO18_RDY, /* EXP_WAIT */
	62
	63	GPIO0_GPIO, /* PWR_INT */
	64	GPIO104_GPIO, /* PWR_OFF */
	65
	66	GPIO12_GPIO, /* touch irq */
	67
	68	GPIO13_SSP2_TXD,
	69	GPIO14_SSP2_SFRM,
	70	MFP_CFG_OUT(GPIO19, AF1, DRIVE_LOW),/* SSP2_SYSCLK */
	71	GPIO22_SSP2_SCLK,
	72
	73	GPIO81_SSP3_TXD,
	74	GPIO82_SSP3_RXD,
	75	GPIO83_SSP3_SFRM,
	76	GPIO84_SSP3_SCLK,
	77
	78	GPIO20_GPIO, /* SDIO int */
	79	GPIO32_MMC_CLK,
	80	GPIO92_MMC_DAT_0,
	81	GPIO109_MMC_DAT_1,
	82	GPIO110_MMC_DAT_2,
	83	GPIO111_MMC_DAT_3,
	84	GPIO112_MMC_CMD,
	85	GPIO100_GPIO, /* SD CD */
	86	GPIO101_GPIO, /* SD WP */
	87
	88	GPIO28_AC97_BITCLK,
	89	GPIO29_AC97_SDATA_IN_0,
	90	GPIO30_AC97_SDATA_OUT,
	91	GPIO31_AC97_SYNC,
	92	GPIO113_AC97_nRESET,
	93
94	GPIO34_FFUART_RXD,
95	GPIO35_FFUART_CTS,
96	GPIO36_FFUART_DCD,
97	GPIO37_FFUART_DSR,
98	GPIO38_FFUART_RI,
99	GPIO39_FFUART_TXD,
100	GPIO40_FFUART_DTR,
101	GPIO41_FFUART_RTS,
102
103	GPIO42_BTUART_RXD,
104	GPIO43_BTUART_TXD,
105	GPIO44_BTUART_CTS,
106	GPIO45_BTUART_RTS,
107
108	GPIO46_STUART_RXD,
109	GPIO47_STUART_TXD,
110
111	GPIO48_nPOE,
112	GPIO49_nPWE,
113	GPIO50_nPIOR,
114	GPIO51_nPIOW,
115	GPIO54_nPCE_2,
116	GPIO55_nPREG,
117	GPIO56_nPWAIT,
118	GPIO57_nIOIS16, /* maybe unused */
119	GPIO85_nPCE_1,
120	GPIO98_GPIO, /* CF IRQ */
121	GPIO99_GPIO, /* CF CD */
122	GPIO103_GPIO, /* Reset */
123
124	GPIO117_I2C_SCL,
125	GPIO118_I2C_SDA,
126	};
127
aac42970	128	static struct pxamci_platform_data csb726_mci = {
f97cab28	129	.detect_delay_ms = 500,
7a648256	130	.ocr_mask = MMC_VDD_32_33\|MMC_VDD_33_34,
aac42970	131	/* FIXME setpower */
7a648256 RJ	132	.gpio_card_detect = CSB726_GPIO_MMC_DETECT,
	133	.gpio_card_ro = CSB726_GPIO_MMC_RO,
	134	.gpio_power = -1,
aac42970 DES	135	};
	136
	137	static struct pxaohci_platform_data csb726_ohci_platform_data = {
	138	.port_mode = PMM_NPS_MODE,
	139	.flags = ENABLE_PORT1 \| NO_OC_PROTECTION,
	140	};
	141
	142	static struct mtd_partition csb726_flash_partitions[] = {
	143	{
	144	.name = "Bootloader",
	145	.offset = 0,
	146	.size = CSB726_FLASH_uMON,
	147	.mask_flags = MTD_WRITEABLE /* force read-only */
	148	},
	149	{
	150	.name = "root",
	151	.offset = MTDPART_OFS_APPEND,
	152	.size = MTDPART_SIZ_FULL,
	153	}
	154	};
	155
	156	static struct physmap_flash_data csb726_flash_data = {
	157	.width = 2,
	158	.parts = csb726_flash_partitions,
	159	.nr_parts = ARRAY_SIZE(csb726_flash_partitions),
	160	};
	161
	162	static struct resource csb726_flash_resources[] = {
	163	{
	164	.start = PXA_CS0_PHYS,
	165	.end = PXA_CS0_PHYS + CSB726_FLASH_SIZE - 1 ,
	166	.flags = IORESOURCE_MEM,
	167	}
	168	};
	169
	170	static struct platform_device csb726_flash = {
	171	.name = "physmap-flash",
	172	.dev = {
	173	.platform_data = &csb726_flash_data,
	174	},
	175	.resource = csb726_flash_resources,
	176	.num_resources = ARRAY_SIZE(csb726_flash_resources),
	177	};
	178
	179	static struct resource csb726_sm501_resources[] = {
	180	{
	181	.start = PXA_CS4_PHYS,
	182	.end = PXA_CS4_PHYS + SZ_8M - 1,
	183	.flags = IORESOURCE_MEM,
	184	.name = "sm501-localmem",
	185	},
	186	{
	187	.start = PXA_CS4_PHYS + SZ_64M - SZ_2M,
	188	.end = PXA_CS4_PHYS + SZ_64M - 1,
	189	.flags = IORESOURCE_MEM,
	190	.name = "sm501-regs",
	191	},
	192	{
	193	.start = CSB726_IRQ_SM501,
	194	.end = CSB726_IRQ_SM501,
	195	.flags = IORESOURCE_IRQ,
	196	},
	197	};
	198
199	static struct sm501_initdata csb726_sm501_initdata = {
200	/* .devices = SM501_USE_USB_HOST, */
201	.devices = SM501_USE_USB_HOST \| SM501_USE_UART0 \| SM501_USE_UART1,
202	};
203
204	static struct sm501_platdata csb726_sm501_platdata = {
205	.init = &csb726_sm501_initdata,
206	};
207
208	static struct platform_device csb726_sm501 = {
209	.name = "sm501",
210	.id = 0,
211	.num_resources = ARRAY_SIZE(csb726_sm501_resources),
212	.resource = csb726_sm501_resources,
213	.dev = {
214	.platform_data = &csb726_sm501_platdata,
215	},
216	};
217
218	static struct resource csb726_lan_resources[] = {
219	{
220	.start = PXA_CS3_PHYS,
221	.end = PXA_CS3_PHYS + SZ_64K - 1,
222	.flags = IORESOURCE_MEM,
223	},
224	{
225	.start = CSB726_IRQ_LAN,
226	.end = CSB726_IRQ_LAN,
b8601715	227	.flags = IORESOURCE_IRQ \| IORESOURCE_IRQ_LOWEDGE,
aac42970 DES	228	},
	229	};
	230
b8601715	231	struct smsc911x_platform_config csb726_lan_config = {
c639ef43	232	.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
b8601715 DES	233	.irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
	234	.flags = SMSC911X_USE_32BIT,
	235	.phy_interface = PHY_INTERFACE_MODE_MII,
	236	};
	237
	238
aac42970	239	static struct platform_device csb726_lan = {
b8601715	240	.name = "smsc911x",
aac42970 DES	241	.id = -1,
	242	.num_resources = ARRAY_SIZE(csb726_lan_resources),
	243	.resource = csb726_lan_resources,
b8601715 DES	244	.dev = {
	245	.platform_data = &csb726_lan_config,
	246	},
aac42970 DES	247	};
	248
	249	static struct platform_device *devices[] __initdata = {
	250	&csb726_flash,
	251	&csb726_sm501,
	252	&csb726_lan,
	253	};
	254
	255	static void __init csb726_init(void)
	256	{
	257	pxa2xx_mfp_config(ARRAY_AND_SIZE(csb726_pin_config));
ad68bb9f MV	258	/* __raw_writel(0x7ffc3ffc, MSC1); // LAN9215/EXP_CS */
	259	/* __raw_writel(0x06697ff4, MSC2); // none/SM501 */
	260	__raw_writel((__raw_readl(MSC2) & ~0xffff) \| 0x7ff4, MSC2); /* SM501 */
aac42970	261
cc155c6f RK	262	pxa_set_ffuart_info(NULL);
	263	pxa_set_btuart_info(NULL);
	264	pxa_set_stuart_info(NULL);
aac42970 DES	265	pxa_set_i2c_info(NULL);
	266	pxa27x_set_i2c_power_info(NULL);
	267	pxa_set_mci_info(&csb726_mci);
	268	pxa_set_ohci_info(&csb726_ohci_platform_data);
96a9fcaf	269	pxa_set_ac97_info(NULL);
aac42970 DES	270
	271	platform_add_devices(devices, ARRAY_SIZE(devices));
	272	}
	273
	274	MACHINE_START(CSB726, "Cogent CSB726")
7375aba6	275	.atag_offset = 0x100,
851982c1	276	.map_io = pxa27x_map_io,
4e611091	277	.nr_irqs = PXA_NR_IRQS,
aac42970	278	.init_irq = pxa27x_init_irq,
8a97ae2f	279	.handle_irq = pxa27x_handle_irq,
aac42970	280	.init_machine = csb726_init,
6bb27d73	281	.init_time = pxa_timer_init,
271a74fc	282	.restart = pxa_restart,
aac42970	283	MACHINE_END