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Commit dcd925f9 authored by Jonathan Cameron's avatar Jonathan Cameron Committed by Eric Miao
Browse files

[ARM] pxa: merge stargate2 and imote2 board files 



Signed-off-by: default avatarJonathan Cameron <jic23@cam.ac.uk>
Acked-by: default avatarStefan Schmidt <stefan@datenfreihafen.org>
Signed-off-by: default avatarEric Miao <eric.y.miao@gmail.com>
parent 5aa9a2cb

arch/arm/mach-pxa/Makefile

+1 −1
Original line number Diff line number Diff line
@@ -51,7 +51,7 @@ obj-$(CONFIG_MACH_CAPC7117) += capc7117.o mxm8x10.o 
obj-$(CONFIG_ARCH_GUMSTIX)	+= gumstix.o

obj-$(CONFIG_GUMSTIX_AM200EPD)	+= am200epd.o

obj-$(CONFIG_GUMSTIX_AM300EPD)	+= am300epd.o

obj-$(CONFIG_MACH_INTELMOTE2)   += imote2.o

obj-$(CONFIG_MACH_INTELMOTE2)	+= stargate2.o

obj-$(CONFIG_MACH_STARGATE2)	+= stargate2.o

obj-$(CONFIG_MACH_XCEP)         += xcep.o

obj-$(CONFIG_MACH_TRIZEPS4)	+= trizeps4.o

arch/arm/mach-pxa/imote2.c

deleted100644 → 0
+0 −590
Original line number Diff line number Diff line 
/*

 * linux/arch/arm/mach-pxa/imote2.c

 *

 * Author:	Ed C. Epp

 * Created:	Nov 05, 2002

 * Copyright:	Intel Corp.

 *

 * Modified 2008:  Jonathan Cameron

 *

 * The Imote2 is a wireless sensor node platform sold

 * by Crossbow (www.xbow.com).

 */



#include <linux/init.h>

#include <linux/device.h>

#include <linux/mtd/mtd.h>

#include <linux/mtd/partitions.h>

#include <linux/platform_device.h>

#include <linux/regulator/machine.h>

#include <linux/gpio.h>

#include <linux/leds.h>

#include <linux/spi/spi.h>

#include <linux/i2c.h>

#include <linux/mfd/da903x.h>

#include <linux/sht15.h>



#include <asm/mach-types.h>

#include <asm/mach/arch.h>

#include <asm/mach/map.h>

#include <asm/mach/flash.h>



#include <mach/pxa27x.h>

#include <plat/i2c.h>

#include <mach/udc.h>

#include <mach/mmc.h>

#include <mach/pxa2xx_spi.h>

#include <mach/pxa27x-udc.h>



#include "devices.h"

#include "generic.h"



static unsigned long imote2_pin_config[] __initdata = {



	/* Device Identification for wakeup*/

	GPIO102_GPIO,



	/* Button */

	GPIO91_GPIO,



	/* DA9030 */

	GPIO1_GPIO,



	/* MMC */

	GPIO32_MMC_CLK,

	GPIO112_MMC_CMD,

	GPIO92_MMC_DAT_0,

	GPIO109_MMC_DAT_1,

	GPIO110_MMC_DAT_2,

	GPIO111_MMC_DAT_3,



	/* 802.15.4 radio - driver out of mainline */

	GPIO22_GPIO,			/* CC_RSTN */

	GPIO114_GPIO,			/* CC_FIFO */

	GPIO116_GPIO,			/* CC_CCA */

	GPIO0_GPIO,			/* CC_FIFOP */

	GPIO16_GPIO,			/* CCSFD */

	GPIO115_GPIO,			/* Power enable */



	/* I2C */

	GPIO117_I2C_SCL,

	GPIO118_I2C_SDA,



	/* SSP 3 - 802.15.4 radio */

	GPIO39_GPIO,			/* Chip Select */

	GPIO34_SSP3_SCLK,

	GPIO35_SSP3_TXD,

	GPIO41_SSP3_RXD,



	/* SSP 2 - to daughter boards */

	GPIO37_GPIO,			/* Chip Select */

	GPIO36_SSP2_SCLK,

	GPIO38_SSP2_TXD,

	GPIO11_SSP2_RXD,



	/* SSP 1 - to daughter boards */

	GPIO24_GPIO,			/* Chip Select */

	GPIO23_SSP1_SCLK,

	GPIO25_SSP1_TXD,

	GPIO26_SSP1_RXD,



	/* BTUART Basic Connector*/

	GPIO42_BTUART_RXD,

	GPIO43_BTUART_TXD,

	GPIO44_BTUART_CTS,

	GPIO45_BTUART_RTS,



	/* STUART Serial console via debug board*/

	GPIO46_STUART_RXD,

	GPIO47_STUART_TXD,



	/* Basic sensor board */

	GPIO96_GPIO,	/* accelerometer interrupt */

	GPIO99_GPIO,	/* ADC interrupt */



	/* SHT15 */

	GPIO100_GPIO,

	GPIO98_GPIO,



	/* Connector pins specified as gpios */

	GPIO94_GPIO, /* large basic connector pin 14 */

	GPIO10_GPIO, /* large basic connector pin 23 */



	/* LEDS */

	GPIO103_GPIO, /* red led */

	GPIO104_GPIO, /* green led */

	GPIO105_GPIO, /* blue led */

};



static struct sht15_platform_data platform_data_sht15 = {

	.gpio_data =  100,

	.gpio_sck  =  98,

};



static struct platform_device sht15 = {

	.name = "sht15",

	.id = -1,

	.dev = {

		.platform_data = &platform_data_sht15,

	},

};



static struct regulator_consumer_supply imote2_sensor_3_con[] = {

	{

		.dev = &sht15.dev,

		.supply = "vcc",

	},

};



static struct gpio_led imote2_led_pins[] = {

	{

		.name       =  "imote2:red",

		.gpio       = 103,

		.active_low = 1,

	}, {

		.name       = "imote2:green",

		.gpio       = 104,

		.active_low = 1,

	}, {

		.name       = "imote2:blue",

		.gpio       = 105,

		.active_low = 1,

	},

};



static struct gpio_led_platform_data imote2_led_data = {

	.num_leds = ARRAY_SIZE(imote2_led_pins),

	.leds     = imote2_led_pins,

};



static struct platform_device imote2_leds = {

	.name = "leds-gpio",

	.id   = -1,

	.dev = {

		.platform_data = &imote2_led_data,

	},

};



/* Reverse engineered partly from Platformx drivers */

enum imote2_ldos{

	vcc_vref,

	vcc_cc2420,

	vcc_mica,

	vcc_bt,

	/* The two voltages available to sensor boards */

	vcc_sensor_1_8,

	vcc_sensor_3,



	vcc_sram_ext, /* directly connected to the pxa271 */

	vcc_pxa_pll,

	vcc_pxa_usim, /* Reference voltage for certain gpios */

	vcc_pxa_mem,

	vcc_pxa_flash,

	vcc_pxa_core, /*Dc-Dc buck not yet supported */

	vcc_lcd,

	vcc_bb,

	vcc_bbio,

	vcc_io, /* cc2420 802.15.4 radio and pxa vcc_io ?*/

};



/* The values of the various regulator constraints are obviously dependent

 * on exactly what is wired to each ldo.  Unfortunately this information is

 * not generally available.  More information has been requested from Xbow

 * but as of yet they haven't been forthcoming.

 *

 * Some of these are clearly Stargate 2 related (no way of plugging

 * in an lcd on the IM2 for example!).

 */

static struct regulator_init_data imote2_ldo_init_data[] = {

	[vcc_bbio] = {

		.constraints = { /* board default 1.8V */

			.name = "vcc_bbio",

			.min_uV = 1800000,

			.max_uV = 1800000,

		},

	},

	[vcc_bb] = {

		.constraints = { /* board default 2.8V */

			.name = "vcc_bb",

			.min_uV = 2700000,

			.max_uV = 3000000,

		},

	},

	[vcc_pxa_flash] = {

		.constraints = {/* default is 1.8V */

			.name = "vcc_pxa_flash",

			.min_uV = 1800000,

			.max_uV = 1800000,

		},

	},

	[vcc_cc2420] = { /* also vcc_io */

		.constraints = {

			/* board default is 2.8V */

			.name = "vcc_cc2420",

			.min_uV = 2700000,

			.max_uV = 3300000,

		},

	},

	[vcc_vref] = { /* Reference for what? */

		.constraints = { /* default 1.8V */

			.name = "vcc_vref",

			.min_uV = 1800000,

			.max_uV = 1800000,

		},

	},

	[vcc_sram_ext] = {

		.constraints = { /* default 2.8V */

			.name = "vcc_sram_ext",

			.min_uV = 2800000,

			.max_uV = 2800000,

		},

	},

	[vcc_mica] = {

		.constraints = { /* default 2.8V */

			.name = "vcc_mica",

			.min_uV = 2800000,

			.max_uV = 2800000,

		},

	},

	[vcc_bt] = {

		.constraints = { /* default 2.8V */

			.name = "vcc_bt",

			.min_uV = 2800000,

			.max_uV = 2800000,

		},

	},

	[vcc_lcd] = {

		.constraints = { /* default 2.8V */

			.name = "vcc_lcd",

			.min_uV = 2700000,

			.max_uV = 3300000,

		},

	},

	[vcc_io] = { /* Same or higher than everything

			  * bar vccbat and vccusb */

		.constraints = { /* default 2.8V */

			.name = "vcc_io",

			.min_uV = 2692000,

			.max_uV = 3300000,

		},

	},

	[vcc_sensor_1_8] = {

		.constraints = { /* default 1.8V */

			.name = "vcc_sensor_1_8",

			.min_uV = 1800000,

			.max_uV = 1800000,

		},

	},

	[vcc_sensor_3] = { /* curiously default 2.8V */

		.constraints = {

			.name = "vcc_sensor_3",

			.min_uV = 2800000,

			.max_uV = 3000000,

		},

		.num_consumer_supplies = ARRAY_SIZE(imote2_sensor_3_con),

		.consumer_supplies = imote2_sensor_3_con,

	},

	[vcc_pxa_pll] = { /* 1.17V - 1.43V, default 1.3V*/

		.constraints = {

			.name = "vcc_pxa_pll",

			.min_uV = 1170000,

			.max_uV = 1430000,

		},

	},

	[vcc_pxa_usim] = {

		.constraints = { /* default 1.8V */

			.name = "vcc_pxa_usim",

			.min_uV = 1710000,

			.max_uV = 2160000,

		},

	},

	[vcc_pxa_mem] = {

		.constraints = { /* default 1.8V */

			.name = "vcc_pxa_mem",

			.min_uV = 1800000,

			.max_uV = 1800000,

		},

	},

};



static struct da903x_subdev_info imote2_da9030_subdevs[] = {

	{

		.name = "da903x-regulator",

		.id = DA9030_ID_LDO2,

		.platform_data = &imote2_ldo_init_data[vcc_bbio],

	}, {

		.name = "da903x-regulator",

		.id = DA9030_ID_LDO3,

		.platform_data = &imote2_ldo_init_data[vcc_bb],

	}, {

		.name = "da903x-regulator",

		.id = DA9030_ID_LDO4,

		.platform_data = &imote2_ldo_init_data[vcc_pxa_flash],

	}, {

		.name = "da903x-regulator",

		.id = DA9030_ID_LDO5,

		.platform_data = &imote2_ldo_init_data[vcc_cc2420],

	}, {

		.name = "da903x-regulator",

		.id = DA9030_ID_LDO6,

		.platform_data = &imote2_ldo_init_data[vcc_vref],

	}, {

		.name = "da903x-regulator",

		.id = DA9030_ID_LDO7,

		.platform_data = &imote2_ldo_init_data[vcc_sram_ext],

	}, {

		.name = "da903x-regulator",

		.id = DA9030_ID_LDO8,

		.platform_data = &imote2_ldo_init_data[vcc_mica],

	}, {

		.name = "da903x-regulator",

		.id = DA9030_ID_LDO9,

		.platform_data = &imote2_ldo_init_data[vcc_bt],

	}, {

		.name = "da903x-regulator",

		.id = DA9030_ID_LDO10,

		.platform_data = &imote2_ldo_init_data[vcc_sensor_1_8],

	}, {

		.name = "da903x-regulator",

		.id = DA9030_ID_LDO11,

		.platform_data = &imote2_ldo_init_data[vcc_sensor_3],

	}, {

		.name = "da903x-regulator",

		.id = DA9030_ID_LDO12,

		.platform_data = &imote2_ldo_init_data[vcc_lcd],

	}, {

		.name = "da903x-regulator",

		.id = DA9030_ID_LDO15,

		.platform_data = &imote2_ldo_init_data[vcc_pxa_pll],

	}, {

		.name = "da903x-regulator",

		.id = DA9030_ID_LDO17,

		.platform_data = &imote2_ldo_init_data[vcc_pxa_usim],

	}, {

		.name = "da903x-regulator",

		.id = DA9030_ID_LDO18,

		.platform_data = &imote2_ldo_init_data[vcc_io],

	}, {

		.name = "da903x-regulator",

		.id = DA9030_ID_LDO19,

		.platform_data = &imote2_ldo_init_data[vcc_pxa_mem],

	},

};



static struct da903x_platform_data imote2_da9030_pdata = {

	.num_subdevs = ARRAY_SIZE(imote2_da9030_subdevs),

	.subdevs = imote2_da9030_subdevs,

};



/* As the the imote2 doesn't currently have a conventional SD slot

 * there is no option to hotplug cards, making all this rather simple

 */

static int imote2_mci_get_ro(struct device *dev)

{

	return 0;

}



/* Rather simple case as hotplugging not possible */

static struct pxamci_platform_data imote2_mci_platform_data = {

	.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, /* default anyway */

	.get_ro = imote2_mci_get_ro,

	.gpio_card_detect = -1,

	.gpio_card_ro	= -1,

	.gpio_power = -1,

};



static struct mtd_partition imote2flash_partitions[] = {

	{

		.name = "Bootloader",

		.size = 0x00040000,

		.offset = 0,

		.mask_flags = MTD_WRITEABLE,

	}, {

		.name = "Kernel",

		.size = 0x00200000,

		.offset = 0x00040000,

		.mask_flags = 0,

	}, {

		.name = "Filesystem",

		.size = 0x01DC0000,

		.offset = 0x00240000,

		.mask_flags = 0,

	},

};



static struct resource flash_resources = {

	.start = PXA_CS0_PHYS,

	.end = PXA_CS0_PHYS + SZ_32M - 1,

	.flags = IORESOURCE_MEM,

};



static struct flash_platform_data imote2_flash_data = {

	.map_name = "cfi_probe",

	.parts = imote2flash_partitions,

	.nr_parts = ARRAY_SIZE(imote2flash_partitions),

	.name = "PXA27xOnChipROM",

	.width = 2,

};



static struct platform_device imote2_flash_device = {

	.name = "pxa2xx-flash",

	.id = 0,

	.dev = {

		.platform_data = &imote2_flash_data,

	},

	.resource = &flash_resources,

	.num_resources = 1,

};



/* Some of the drivers here are out of kernel at the moment (parts of IIO)

 * and it may be a while before they are in the mainline.

 */

static struct i2c_board_info __initdata imote2_i2c_board_info[] = {

	{ /* UCAM sensor board */

		.type = "max1239",

		.addr = 0x35,

	}, { /* ITS400 Sensor board only */

		.type = "max1363",

		.addr = 0x34,

		/* Through a nand gate - Also beware, on V2 sensor board the

		 * pull up resistors are missing.

		 */

		.irq = IRQ_GPIO(99),

	}, { /* ITS400 Sensor board only */

		.type = "tsl2561",

		.addr = 0x49,

		/* Through a nand gate - Also beware, on V2 sensor board the

		 * pull up resistors are missing.

		 */

		.irq = IRQ_GPIO(99),

	}, { /* ITS400 Sensor board only */

		.type = "tmp175",

		.addr = 0x4A,

		.irq = IRQ_GPIO(96),

	}, { /* IMB400 Multimedia board */

		.type = "wm8940",

		.addr = 0x1A,

	},

};



static struct i2c_board_info __initdata imote2_pwr_i2c_board_info[] = {

	{

		.type = "da9030",

		.addr = 0x49,

		.platform_data = &imote2_da9030_pdata,

		.irq = gpio_to_irq(1),

	},

};



static struct pxa2xx_spi_master pxa_ssp_master_0_info = {

	.num_chipselect = 1,

};



static struct pxa2xx_spi_master pxa_ssp_master_1_info = {

	.num_chipselect = 1,

};



static struct pxa2xx_spi_master pxa_ssp_master_2_info = {

	.num_chipselect = 1,

};



static struct pxa2xx_spi_chip staccel_chip_info = {

	.tx_threshold = 8,

	.rx_threshold = 8,

	.dma_burst_size = 8,

	.timeout = 235,

	.gpio_cs = 24,

};



static struct pxa2xx_spi_chip cc2420_info = {

	.tx_threshold = 8,

	.rx_threshold = 8,

	.dma_burst_size = 8,

	.timeout = 235,

	.gpio_cs = 39,

};



static struct spi_board_info spi_board_info[] __initdata = {

	{ /* Driver in IIO */

		.modalias = "lis3l02dq",

		.max_speed_hz = 8000000,/* 8MHz max spi frequency at 3V */

		.bus_num = 1,

		.chip_select = 0,

		.controller_data = &staccel_chip_info,

		.irq = IRQ_GPIO(96),

	}, { /* Driver out of kernel as it needs considerable rewriting */

		.modalias = "cc2420",

		.max_speed_hz = 6500000,

		.bus_num = 3,

		.chip_select = 0,

		.controller_data = &cc2420_info,

	},

};



static void im2_udc_command(int cmd)

{

	switch (cmd) {

	case PXA2XX_UDC_CMD_CONNECT:

		UP2OCR |=  UP2OCR_HXOE | UP2OCR_DPPUE | UP2OCR_DPPUBE;

		break;

	case PXA2XX_UDC_CMD_DISCONNECT:

		UP2OCR &= ~(UP2OCR_HXOE | UP2OCR_DPPUE | UP2OCR_DPPUBE);

		break;

	}

}



static struct pxa2xx_udc_mach_info imote2_udc_info __initdata = {

	.udc_command		= im2_udc_command,

};



static struct platform_device *imote2_devices[] = {

	&imote2_flash_device,

	&imote2_leds,

	&sht15,

};



static struct i2c_pxa_platform_data i2c_pwr_pdata = {

	.fast_mode = 1,

};



static struct i2c_pxa_platform_data i2c_pdata = {

	.fast_mode = 1,

};



static void __init imote2_init(void)

{

	pxa2xx_mfp_config(ARRAY_AND_SIZE(imote2_pin_config));



	pxa_set_ffuart_info(NULL);

	pxa_set_btuart_info(NULL);

	pxa_set_stuart_info(NULL);



	platform_add_devices(imote2_devices, ARRAY_SIZE(imote2_devices));



	pxa2xx_set_spi_info(1, &pxa_ssp_master_0_info);

	pxa2xx_set_spi_info(2, &pxa_ssp_master_1_info);

	pxa2xx_set_spi_info(3, &pxa_ssp_master_2_info);



	spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));



	i2c_register_board_info(0, imote2_i2c_board_info,

				ARRAY_SIZE(imote2_i2c_board_info));

	i2c_register_board_info(1, imote2_pwr_i2c_board_info,

				ARRAY_SIZE(imote2_pwr_i2c_board_info));



	pxa27x_set_i2c_power_info(&i2c_pwr_pdata);

	pxa_set_i2c_info(&i2c_pdata);



	pxa_set_mci_info(&imote2_mci_platform_data);

	pxa_set_udc_info(&imote2_udc_info);

}



MACHINE_START(INTELMOTE2, "IMOTE 2")

	.phys_io	= 0x40000000,

	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,

	.map_io		= pxa_map_io,

	.init_irq	= pxa27x_init_irq,

	.timer		= &pxa_timer,

	.init_machine	= imote2_init,

	.boot_params	= 0xA0000100,

MACHINE_END

arch/arm/mach-pxa/stargate2.c

+473 −246

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