Add minimal support for DevKit8000
These patches add board support for the Timll DevKit8000. The DevKit8000 is a beagle board clone from Timll, sold by armkits.com. The DevKit8000 has RS232 serial port, LCD, DVI-D, S-Video, Ethernet, SD/MMC, keyboard, camera, SPI, I2C, USB and JTAG interface. Signed-off-by: Thomas Weber <weber@corscience.de> Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Thomas Weber
Tony Lindgren
Родитель
5d4292a524
Коммит
476544cad1
|
|
@ -58,6 +58,10 @@ config MACH_OMAP3_BEAGLE
|
|||
depends on ARCH_OMAP3
|
||||
select OMAP_PACKAGE_CBB
|
||||
|
||||
config MACH_DEVKIT8000
|
||||
bool "DEVKIT8000 board"
|
||||
depends on ARCH_OMAP3
|
||||
|
||||
config MACH_OMAP_LDP
|
||||
bool "OMAP3 LDP board"
|
||||
depends on ARCH_OMAP3
|
||||
|
|
|
|||
|
|
@ -91,6 +91,8 @@ obj-$(CONFIG_MACH_OMAP_2430SDP) += board-2430sdp.o \
|
|||
obj-$(CONFIG_MACH_OMAP_APOLLON) += board-apollon.o
|
||||
obj-$(CONFIG_MACH_OMAP3_BEAGLE) += board-omap3beagle.o \
|
||||
hsmmc.o
|
||||
obj-$(CONFIG_MACH_DEVKIT8000) += board-devkit8000.o \
|
||||
hsmmc.o
|
||||
obj-$(CONFIG_MACH_OMAP_LDP) += board-ldp.o \
|
||||
hsmmc.o
|
||||
obj-$(CONFIG_MACH_OVERO) += board-overo.o \
|
||||
|
|
|
|||
|
|
@ -0,0 +1,691 @@
|
|||
/*
|
||||
* board-devkit8000.c - TimLL Devkit8000
|
||||
*
|
||||
* Copyright (C) 2009 Kim Botherway
|
||||
* Copyright (C) 2010 Thomas Weber
|
||||
*
|
||||
* Modified from mach-omap2/board-omap3beagle.c
|
||||
*
|
||||
* Initial code: Syed Mohammed Khasim
|
||||
*
|
||||
* 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/platform_device.h>
|
||||
#include <linux/delay.h>
|
||||
#include <linux/err.h>
|
||||
#include <linux/clk.h>
|
||||
#include <linux/io.h>
|
||||
#include <linux/leds.h>
|
||||
#include <linux/gpio.h>
|
||||
#include <linux/input.h>
|
||||
#include <linux/gpio_keys.h>
|
||||
|
||||
#include <linux/mtd/mtd.h>
|
||||
#include <linux/mtd/partitions.h>
|
||||
#include <linux/mtd/nand.h>
|
||||
|
||||
#include <linux/regulator/machine.h>
|
||||
#include <linux/i2c/twl.h>
|
||||
|
||||
#include <mach/hardware.h>
|
||||
#include <asm/mach-types.h>
|
||||
#include <asm/mach/arch.h>
|
||||
#include <asm/mach/map.h>
|
||||
#include <asm/mach/flash.h>
|
||||
|
||||
#include <plat/board.h>
|
||||
#include <plat/common.h>
|
||||
#include <plat/gpmc.h>
|
||||
#include <plat/nand.h>
|
||||
#include <plat/usb.h>
|
||||
#include <plat/timer-gp.h>
|
||||
#include <plat/display.h>
|
||||
|
||||
#include <plat/mcspi.h>
|
||||
#include <linux/input/matrix_keypad.h>
|
||||
#include <linux/spi/spi.h>
|
||||
#include <linux/spi/ads7846.h>
|
||||
#include <linux/usb/otg.h>
|
||||
#include <linux/dm9000.h>
|
||||
#include <linux/interrupt.h>
|
||||
|
||||
#include "sdram-micron-mt46h32m32lf-6.h"
|
||||
|
||||
#include "mux.h"
|
||||
#include "hsmmc.h"
|
||||
|
||||
#define GPMC_CS0_BASE 0x60
|
||||
#define GPMC_CS_SIZE 0x30
|
||||
|
||||
#define NAND_BLOCK_SIZE SZ_128K
|
||||
|
||||
#define OMAP_DM9000_GPIO_IRQ 25
|
||||
#define OMAP3_DEVKIT_TS_GPIO 27
|
||||
|
||||
static struct mtd_partition devkit8000_nand_partitions[] = {
|
||||
/* All the partition sizes are listed in terms of NAND block size */
|
||||
{
|
||||
.name = "X-Loader",
|
||||
.offset = 0,
|
||||
.size = 4 * NAND_BLOCK_SIZE,
|
||||
.mask_flags = MTD_WRITEABLE, /* force read-only */
|
||||
},
|
||||
{
|
||||
.name = "U-Boot",
|
||||
.offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
|
||||
.size = 15 * NAND_BLOCK_SIZE,
|
||||
.mask_flags = MTD_WRITEABLE, /* force read-only */
|
||||
},
|
||||
{
|
||||
.name = "U-Boot Env",
|
||||
.offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */
|
||||
.size = 1 * NAND_BLOCK_SIZE,
|
||||
},
|
||||
{
|
||||
.name = "Kernel",
|
||||
.offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */
|
||||
.size = 32 * NAND_BLOCK_SIZE,
|
||||
},
|
||||
{
|
||||
.name = "File System",
|
||||
.offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */
|
||||
.size = MTDPART_SIZ_FULL,
|
||||
},
|
||||
};
|
||||
|
||||
static struct omap_nand_platform_data devkit8000_nand_data = {
|
||||
.options = NAND_BUSWIDTH_16,
|
||||
.parts = devkit8000_nand_partitions,
|
||||
.nr_parts = ARRAY_SIZE(devkit8000_nand_partitions),
|
||||
.dma_channel = -1, /* disable DMA in OMAP NAND driver */
|
||||
};
|
||||
|
||||
static struct resource devkit8000_nand_resource = {
|
||||
.flags = IORESOURCE_MEM,
|
||||
};
|
||||
|
||||
static struct platform_device devkit8000_nand_device = {
|
||||
.name = "omap2-nand",
|
||||
.id = -1,
|
||||
.dev = {
|
||||
.platform_data = &devkit8000_nand_data,
|
||||
},
|
||||
.num_resources = 1,
|
||||
.resource = &devkit8000_nand_resource,
|
||||
};
|
||||
|
||||
static struct omap2_hsmmc_info mmc[] = {
|
||||
{
|
||||
.mmc = 1,
|
||||
.wires = 8,
|
||||
.gpio_wp = 29,
|
||||
},
|
||||
{} /* Terminator */
|
||||
};
|
||||
static struct omap_board_config_kernel devkit8000_config[] __initdata = {
|
||||
};
|
||||
|
||||
static int devkit8000_panel_enable_lcd(struct omap_dss_device *dssdev)
|
||||
{
|
||||
twl_i2c_write_u8(TWL4030_MODULE_GPIO, 0x80, REG_GPIODATADIR1);
|
||||
twl_i2c_write_u8(TWL4030_MODULE_LED, 0x0, 0x0);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void devkit8000_panel_disable_lcd(struct omap_dss_device *dssdev)
|
||||
{
|
||||
}
|
||||
static int devkit8000_panel_enable_dvi(struct omap_dss_device *dssdev)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void devkit8000_panel_disable_dvi(struct omap_dss_device *dssdev)
|
||||
{
|
||||
}
|
||||
|
||||
static int devkit8000_panel_enable_tv(struct omap_dss_device *dssdev)
|
||||
{
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void devkit8000_panel_disable_tv(struct omap_dss_device *dssdev)
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
static struct regulator_consumer_supply devkit8000_vmmc1_supply = {
|
||||
.supply = "vmmc",
|
||||
};
|
||||
|
||||
static struct regulator_consumer_supply devkit8000_vsim_supply = {
|
||||
.supply = "vmmc_aux",
|
||||
};
|
||||
|
||||
|
||||
static struct omap_dss_device devkit8000_lcd_device = {
|
||||
.name = "lcd",
|
||||
.driver_name = "innolux_at_panel",
|
||||
.type = OMAP_DISPLAY_TYPE_DPI,
|
||||
.phy.dpi.data_lines = 24,
|
||||
.platform_enable = devkit8000_panel_enable_lcd,
|
||||
.platform_disable = devkit8000_panel_disable_lcd,
|
||||
};
|
||||
static struct omap_dss_device devkit8000_dvi_device = {
|
||||
.name = "dvi",
|
||||
.driver_name = "generic_panel",
|
||||
.type = OMAP_DISPLAY_TYPE_DPI,
|
||||
.phy.dpi.data_lines = 24,
|
||||
.platform_enable = devkit8000_panel_enable_dvi,
|
||||
.platform_disable = devkit8000_panel_disable_dvi,
|
||||
};
|
||||
|
||||
static struct omap_dss_device devkit8000_tv_device = {
|
||||
.name = "tv",
|
||||
.driver_name = "venc",
|
||||
.type = OMAP_DISPLAY_TYPE_VENC,
|
||||
.phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
|
||||
.platform_enable = devkit8000_panel_enable_tv,
|
||||
.platform_disable = devkit8000_panel_disable_tv,
|
||||
};
|
||||
|
||||
|
||||
static struct omap_dss_device *devkit8000_dss_devices[] = {
|
||||
&devkit8000_lcd_device,
|
||||
&devkit8000_dvi_device,
|
||||
&devkit8000_tv_device,
|
||||
};
|
||||
|
||||
static struct omap_dss_board_info devkit8000_dss_data = {
|
||||
.num_devices = ARRAY_SIZE(devkit8000_dss_devices),
|
||||
.devices = devkit8000_dss_devices,
|
||||
.default_device = &devkit8000_lcd_device,
|
||||
};
|
||||
|
||||
static struct platform_device devkit8000_dss_device = {
|
||||
.name = "omapdss",
|
||||
.id = -1,
|
||||
.dev = {
|
||||
.platform_data = &devkit8000_dss_data,
|
||||
},
|
||||
};
|
||||
|
||||
static struct regulator_consumer_supply devkit8000_vdda_dac_supply = {
|
||||
.supply = "vdda_dac",
|
||||
.dev = &devkit8000_dss_device.dev,
|
||||
};
|
||||
|
||||
static int board_keymap[] = {
|
||||
KEY(0, 0, KEY_1),
|
||||
KEY(1, 0, KEY_2),
|
||||
KEY(2, 0, KEY_3),
|
||||
KEY(0, 1, KEY_4),
|
||||
KEY(1, 1, KEY_5),
|
||||
KEY(2, 1, KEY_6),
|
||||
KEY(3, 1, KEY_F5),
|
||||
KEY(0, 2, KEY_7),
|
||||
KEY(1, 2, KEY_8),
|
||||
KEY(2, 2, KEY_9),
|
||||
KEY(3, 2, KEY_F6),
|
||||
KEY(0, 3, KEY_F7),
|
||||
KEY(1, 3, KEY_0),
|
||||
KEY(2, 3, KEY_F8),
|
||||
PERSISTENT_KEY(4, 5),
|
||||
KEY(4, 4, KEY_VOLUMEUP),
|
||||
KEY(5, 5, KEY_VOLUMEDOWN),
|
||||
0
|
||||
};
|
||||
|
||||
static struct matrix_keymap_data board_map_data = {
|
||||
.keymap = board_keymap,
|
||||
.keymap_size = ARRAY_SIZE(board_keymap),
|
||||
};
|
||||
|
||||
static struct twl4030_keypad_data devkit8000_kp_data = {
|
||||
.keymap_data = &board_map_data,
|
||||
.rows = 6,
|
||||
.cols = 6,
|
||||
.rep = 1,
|
||||
};
|
||||
|
||||
static struct gpio_led gpio_leds[];
|
||||
|
||||
static int devkit8000_twl_gpio_setup(struct device *dev,
|
||||
unsigned gpio, unsigned ngpio)
|
||||
{
|
||||
omap_mux_init_gpio(29, OMAP_PIN_INPUT);
|
||||
/* gpio + 0 is "mmc0_cd" (input/IRQ) */
|
||||
mmc[0].gpio_cd = gpio + 0;
|
||||
omap2_hsmmc_init(mmc);
|
||||
|
||||
/* link regulators to MMC adapters */
|
||||
devkit8000_vmmc1_supply.dev = mmc[0].dev;
|
||||
devkit8000_vsim_supply.dev = mmc[0].dev;
|
||||
|
||||
/* REVISIT: need ehci-omap hooks for external VBUS
|
||||
* power switch and overcurrent detect
|
||||
*/
|
||||
|
||||
gpio_request(gpio + 1, "EHCI_nOC");
|
||||
gpio_direction_input(gpio + 1);
|
||||
|
||||
/* TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, active low) */
|
||||
gpio_request(gpio + TWL4030_GPIO_MAX, "nEN_USB_PWR");
|
||||
gpio_direction_output(gpio + TWL4030_GPIO_MAX, 1);
|
||||
|
||||
/* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
|
||||
gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct twl4030_gpio_platform_data devkit8000_gpio_data = {
|
||||
.gpio_base = OMAP_MAX_GPIO_LINES,
|
||||
.irq_base = TWL4030_GPIO_IRQ_BASE,
|
||||
.irq_end = TWL4030_GPIO_IRQ_END,
|
||||
.use_leds = true,
|
||||
.pullups = BIT(1),
|
||||
.pulldowns = BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13)
|
||||
| BIT(15) | BIT(16) | BIT(17),
|
||||
.setup = devkit8000_twl_gpio_setup,
|
||||
};
|
||||
|
||||
static struct regulator_consumer_supply devkit8000_vpll2_supplies[] = {
|
||||
{
|
||||
.supply = "vdvi",
|
||||
.dev = &devkit8000_lcd_device.dev,
|
||||
},
|
||||
{
|
||||
.supply = "vdss_dsi",
|
||||
.dev = &devkit8000_dss_device.dev,
|
||||
}
|
||||
};
|
||||
|
||||
/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
|
||||
static struct regulator_init_data devkit8000_vmmc1 = {
|
||||
.constraints = {
|
||||
.min_uV = 1850000,
|
||||
.max_uV = 3150000,
|
||||
.valid_modes_mask = REGULATOR_MODE_NORMAL
|
||||
| REGULATOR_MODE_STANDBY,
|
||||
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
|
||||
| REGULATOR_CHANGE_MODE
|
||||
| REGULATOR_CHANGE_STATUS,
|
||||
},
|
||||
.num_consumer_supplies = 1,
|
||||
.consumer_supplies = &devkit8000_vmmc1_supply,
|
||||
};
|
||||
|
||||
/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
|
||||
static struct regulator_init_data devkit8000_vsim = {
|
||||
.constraints = {
|
||||
.min_uV = 1800000,
|
||||
.max_uV = 3000000,
|
||||
.valid_modes_mask = REGULATOR_MODE_NORMAL
|
||||
| REGULATOR_MODE_STANDBY,
|
||||
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
|
||||
| REGULATOR_CHANGE_MODE
|
||||
| REGULATOR_CHANGE_STATUS,
|
||||
},
|
||||
.num_consumer_supplies = 1,
|
||||
.consumer_supplies = &devkit8000_vsim_supply,
|
||||
};
|
||||
|
||||
/* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
|
||||
static struct regulator_init_data devkit8000_vdac = {
|
||||
.constraints = {
|
||||
.min_uV = 1800000,
|
||||
.max_uV = 1800000,
|
||||
.valid_modes_mask = REGULATOR_MODE_NORMAL
|
||||
| REGULATOR_MODE_STANDBY,
|
||||
.valid_ops_mask = REGULATOR_CHANGE_MODE
|
||||
| REGULATOR_CHANGE_STATUS,
|
||||
},
|
||||
.num_consumer_supplies = 1,
|
||||
.consumer_supplies = &devkit8000_vdda_dac_supply,
|
||||
};
|
||||
|
||||
/* VPLL2 for digital video outputs */
|
||||
static struct regulator_init_data devkit8000_vpll2 = {
|
||||
.constraints = {
|
||||
.name = "VDVI",
|
||||
.min_uV = 1800000,
|
||||
.max_uV = 1800000,
|
||||
.valid_modes_mask = REGULATOR_MODE_NORMAL
|
||||
| REGULATOR_MODE_STANDBY,
|
||||
.valid_ops_mask = REGULATOR_CHANGE_MODE
|
||||
| REGULATOR_CHANGE_STATUS,
|
||||
},
|
||||
.num_consumer_supplies = ARRAY_SIZE(devkit8000_vpll2_supplies),
|
||||
.consumer_supplies = devkit8000_vpll2_supplies,
|
||||
};
|
||||
|
||||
static struct twl4030_usb_data devkit8000_usb_data = {
|
||||
.usb_mode = T2_USB_MODE_ULPI,
|
||||
};
|
||||
|
||||
static struct twl4030_codec_audio_data devkit8000_audio_data = {
|
||||
.audio_mclk = 26000000,
|
||||
};
|
||||
|
||||
static struct twl4030_codec_data devkit8000_codec_data = {
|
||||
.audio_mclk = 26000000,
|
||||
.audio = &devkit8000_audio_data,
|
||||
};
|
||||
|
||||
static struct twl4030_platform_data devkit8000_twldata = {
|
||||
.irq_base = TWL4030_IRQ_BASE,
|
||||
.irq_end = TWL4030_IRQ_END,
|
||||
|
||||
/* platform_data for children goes here */
|
||||
.usb = &devkit8000_usb_data,
|
||||
.gpio = &devkit8000_gpio_data,
|
||||
.codec = &devkit8000_codec_data,
|
||||
.vmmc1 = &devkit8000_vmmc1,
|
||||
.vsim = &devkit8000_vsim,
|
||||
.vdac = &devkit8000_vdac,
|
||||
.vpll2 = &devkit8000_vpll2,
|
||||
.keypad = &devkit8000_kp_data,
|
||||
};
|
||||
|
||||
static struct i2c_board_info __initdata devkit8000_i2c_boardinfo[] = {
|
||||
{
|
||||
I2C_BOARD_INFO("twl4030", 0x48),
|
||||
.flags = I2C_CLIENT_WAKE,
|
||||
.irq = INT_34XX_SYS_NIRQ,
|
||||
.platform_data = &devkit8000_twldata,
|
||||
},
|
||||
};
|
||||
|
||||
static int __init devkit8000_i2c_init(void)
|
||||
{
|
||||
omap_register_i2c_bus(1, 2600, devkit8000_i2c_boardinfo,
|
||||
ARRAY_SIZE(devkit8000_i2c_boardinfo));
|
||||
/* Bus 3 is attached to the DVI port where devices like the pico DLP
|
||||
* projector don't work reliably with 400kHz */
|
||||
omap_register_i2c_bus(3, 400, NULL, 0);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct gpio_led gpio_leds[] = {
|
||||
{
|
||||
.name = "led1",
|
||||
.default_trigger = "heartbeat",
|
||||
.gpio = 186,
|
||||
.active_low = true,
|
||||
},
|
||||
{
|
||||
.name = "led2",
|
||||
.default_trigger = "mmc0",
|
||||
.gpio = 163,
|
||||
.active_low = true,
|
||||
},
|
||||
{
|
||||
.name = "ledB",
|
||||
.default_trigger = "none",
|
||||
.gpio = 153,
|
||||
.active_low = true,
|
||||
},
|
||||
{
|
||||
.name = "led3",
|
||||
.default_trigger = "none",
|
||||
.gpio = 164,
|
||||
.active_low = true,
|
||||
},
|
||||
};
|
||||
|
||||
static struct gpio_led_platform_data gpio_led_info = {
|
||||
.leds = gpio_leds,
|
||||
.num_leds = ARRAY_SIZE(gpio_leds),
|
||||
};
|
||||
|
||||
static struct platform_device leds_gpio = {
|
||||
.name = "leds-gpio",
|
||||
.id = -1,
|
||||
.dev = {
|
||||
.platform_data = &gpio_led_info,
|
||||
},
|
||||
};
|
||||
|
||||
static struct gpio_keys_button gpio_buttons[] = {
|
||||
{
|
||||
.code = BTN_EXTRA,
|
||||
.gpio = 26,
|
||||
.desc = "user",
|
||||
.wakeup = 1,
|
||||
},
|
||||
};
|
||||
|
||||
static struct gpio_keys_platform_data gpio_key_info = {
|
||||
.buttons = gpio_buttons,
|
||||
.nbuttons = ARRAY_SIZE(gpio_buttons),
|
||||
};
|
||||
|
||||
static struct platform_device keys_gpio = {
|
||||
.name = "gpio-keys",
|
||||
.id = -1,
|
||||
.dev = {
|
||||
.platform_data = &gpio_key_info,
|
||||
},
|
||||
};
|
||||
|
||||
|
||||
static void __init devkit8000_init_irq(void)
|
||||
{
|
||||
omap_board_config = devkit8000_config;
|
||||
omap_board_config_size = ARRAY_SIZE(devkit8000_config);
|
||||
omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
|
||||
mt46h32m32lf6_sdrc_params);
|
||||
omap_init_irq();
|
||||
#ifdef CONFIG_OMAP_32K_TIMER
|
||||
omap2_gp_clockevent_set_gptimer(12);
|
||||
#endif
|
||||
omap_gpio_init();
|
||||
}
|
||||
|
||||
static void __init devkit8000_ads7846_init(void)
|
||||
{
|
||||
int gpio = OMAP3_DEVKIT_TS_GPIO;
|
||||
int ret;
|
||||
|
||||
ret = gpio_request(gpio, "ads7846_pen_down");
|
||||
if (ret < 0) {
|
||||
printk(KERN_ERR "Failed to request GPIO %d for "
|
||||
"ads7846 pen down IRQ\n", gpio);
|
||||
return;
|
||||
}
|
||||
|
||||
gpio_direction_input(gpio);
|
||||
}
|
||||
|
||||
static int ads7846_get_pendown_state(void)
|
||||
{
|
||||
return !gpio_get_value(OMAP3_DEVKIT_TS_GPIO);
|
||||
}
|
||||
|
||||
static struct ads7846_platform_data ads7846_config = {
|
||||
.x_max = 0x0fff,
|
||||
.y_max = 0x0fff,
|
||||
.x_plate_ohms = 180,
|
||||
.pressure_max = 255,
|
||||
.debounce_max = 10,
|
||||
.debounce_tol = 5,
|
||||
.debounce_rep = 1,
|
||||
.get_pendown_state = ads7846_get_pendown_state,
|
||||
.keep_vref_on = 1,
|
||||
.settle_delay_usecs = 150,
|
||||
};
|
||||
|
||||
static struct omap2_mcspi_device_config ads7846_mcspi_config = {
|
||||
.turbo_mode = 0,
|
||||
.single_channel = 1, /* 0: slave, 1: master */
|
||||
};
|
||||
|
||||
static struct spi_board_info devkit8000_spi_board_info[] __initdata = {
|
||||
{
|
||||
.modalias = "ads7846",
|
||||
.bus_num = 2,
|
||||
.chip_select = 0,
|
||||
.max_speed_hz = 1500000,
|
||||
.controller_data = &ads7846_mcspi_config,
|
||||
.irq = OMAP_GPIO_IRQ(OMAP3_DEVKIT_TS_GPIO),
|
||||
.platform_data = &ads7846_config,
|
||||
}
|
||||
};
|
||||
|
||||
#define OMAP_DM9000_BASE 0x2c000000
|
||||
|
||||
static struct resource omap_dm9000_resources[] = {
|
||||
[0] = {
|
||||
.start = OMAP_DM9000_BASE,
|
||||
.end = (OMAP_DM9000_BASE + 0x4 - 1),
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
[1] = {
|
||||
.start = (OMAP_DM9000_BASE + 0x400),
|
||||
.end = (OMAP_DM9000_BASE + 0x400 + 0x4 - 1),
|
||||
.flags = IORESOURCE_MEM,
|
||||
},
|
||||
[2] = {
|
||||
.start = OMAP_GPIO_IRQ(OMAP_DM9000_GPIO_IRQ),
|
||||
.flags = IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
|
||||
},
|
||||
};
|
||||
|
||||
static struct dm9000_plat_data omap_dm9000_platdata = {
|
||||
.flags = DM9000_PLATF_16BITONLY,
|
||||
};
|
||||
|
||||
static struct platform_device omap_dm9000_dev = {
|
||||
.name = "dm9000",
|
||||
.id = -1,
|
||||
.num_resources = ARRAY_SIZE(omap_dm9000_resources),
|
||||
.resource = omap_dm9000_resources,
|
||||
.dev = {
|
||||
.platform_data = &omap_dm9000_platdata,
|
||||
},
|
||||
};
|
||||
|
||||
static void __init omap_dm9000_init(void)
|
||||
{
|
||||
if (gpio_request(OMAP_DM9000_GPIO_IRQ, "dm9000 irq") < 0) {
|
||||
printk(KERN_ERR "Failed to request GPIO%d for dm9000 IRQ\n",
|
||||
OMAP_DM9000_GPIO_IRQ);
|
||||
return;
|
||||
}
|
||||
|
||||
gpio_direction_input(OMAP_DM9000_GPIO_IRQ);
|
||||
}
|
||||
|
||||
static struct platform_device *devkit8000_devices[] __initdata = {
|
||||
&devkit8000_dss_device,
|
||||
&leds_gpio,
|
||||
&keys_gpio,
|
||||
&omap_dm9000_dev,
|
||||
};
|
||||
|
||||
static void __init devkit8000_flash_init(void)
|
||||
{
|
||||
u8 cs = 0;
|
||||
u8 nandcs = GPMC_CS_NUM + 1;
|
||||
|
||||
u32 gpmc_base_add = OMAP34XX_GPMC_VIRT;
|
||||
|
||||
/* find out the chip-select on which NAND exists */
|
||||
while (cs < GPMC_CS_NUM) {
|
||||
u32 ret = 0;
|
||||
ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
|
||||
|
||||
if ((ret & 0xC00) == 0x800) {
|
||||
printk(KERN_INFO "Found NAND on CS%d\n", cs);
|
||||
if (nandcs > GPMC_CS_NUM)
|
||||
nandcs = cs;
|
||||
}
|
||||
cs++;
|
||||
}
|
||||
|
||||
if (nandcs > GPMC_CS_NUM) {
|
||||
printk(KERN_INFO "NAND: Unable to find configuration "
|
||||
"in GPMC\n ");
|
||||
return;
|
||||
}
|
||||
|
||||
if (nandcs < GPMC_CS_NUM) {
|
||||
devkit8000_nand_data.cs = nandcs;
|
||||
devkit8000_nand_data.gpmc_cs_baseaddr = (void *)
|
||||
(gpmc_base_add + GPMC_CS0_BASE + nandcs * GPMC_CS_SIZE);
|
||||
devkit8000_nand_data.gpmc_baseaddr = (void *)
|
||||
(gpmc_base_add);
|
||||
|
||||
printk(KERN_INFO "Registering NAND on CS%d\n", nandcs);
|
||||
if (platform_device_register(&devkit8000_nand_device) < 0)
|
||||
printk(KERN_ERR "Unable to register NAND device\n");
|
||||
}
|
||||
}
|
||||
|
||||
static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
|
||||
|
||||
.port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
|
||||
.port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
|
||||
.port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
|
||||
|
||||
.phy_reset = true,
|
||||
.reset_gpio_port[0] = -EINVAL,
|
||||
.reset_gpio_port[1] = 147,
|
||||
.reset_gpio_port[2] = -EINVAL
|
||||
};
|
||||
|
||||
static void __init devkit8000_init(void)
|
||||
{
|
||||
devkit8000_i2c_init();
|
||||
platform_add_devices(devkit8000_devices,
|
||||
ARRAY_SIZE(devkit8000_devices));
|
||||
omap_board_config = devkit8000_config;
|
||||
omap_board_config_size = ARRAY_SIZE(devkit8000_config);
|
||||
|
||||
spi_register_board_info(devkit8000_spi_board_info,
|
||||
ARRAY_SIZE(devkit8000_spi_board_info));
|
||||
|
||||
omap_serial_init();
|
||||
|
||||
omap_dm9000_init();
|
||||
|
||||
devkit8000_ads7846_init();
|
||||
|
||||
omap_mux_init_gpio(170, OMAP_PIN_INPUT);
|
||||
|
||||
gpio_request(170, "DVI_nPD");
|
||||
/* REVISIT leave DVI powered down until it's needed ... */
|
||||
gpio_direction_output(170, true);
|
||||
|
||||
usb_musb_init();
|
||||
usb_ehci_init(&ehci_pdata);
|
||||
devkit8000_flash_init();
|
||||
|
||||
/* Ensure SDRC pins are mux'd for self-refresh */
|
||||
omap_mux_init_signal("sdr_cke0", OMAP_PIN_OUTPUT);
|
||||
omap_mux_init_signal("sdr_cke1", OMAP_PIN_OUTPUT);
|
||||
}
|
||||
|
||||
static void __init devkit8000_map_io(void)
|
||||
{
|
||||
omap2_set_globals_343x();
|
||||
omap34xx_map_common_io();
|
||||
}
|
||||
|
||||
MACHINE_START(DEVKIT8000, "OMAP3 Devkit8000")
|
||||
.phys_io = 0x48000000,
|
||||
.io_pg_offst = ((0xd8000000) >> 18) & 0xfffc,
|
||||
.boot_params = 0x80000100,
|
||||
.map_io = devkit8000_map_io,
|
||||
.init_irq = devkit8000_init_irq,
|
||||
.init_machine = devkit8000_init,
|
||||
.timer = &omap_timer,
|
||||
MACHINE_END
|
||||
Загрузка…
Ссылка в новой задаче