- 根目录:
- arch
- arm
- mach-omap1
- board-h2.c
#include <linux/gpio.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/i2c.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <linux/input.h>
#include <linux/i2c/tps65010.h>
#include <linux/smc91x.h>
#include <linux/omapfb.h>
#include <linux/platform_data/gpio-omap.h>
#include <linux/leds.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <mach/mux.h>
#include <linux/omap-dma.h>
#include <mach/tc.h>
#include <linux/platform_data/keypad-omap.h>
#include <mach/flash.h>
#include <mach/hardware.h>
#include <mach/usb.h>
#include "common.h"
#include "board-h2.h"
#define OMAP1610_ETHR_START 0x04000300
static const unsigned int h2_keymap[] = {
KEY(0, 0, KEY_LEFT),
KEY(1, 0, KEY_RIGHT),
KEY(2, 0, KEY_3),
KEY(3, 0, KEY_F10),
KEY(4, 0, KEY_F5),
KEY(5, 0, KEY_9),
KEY(0, 1, KEY_DOWN),
KEY(1, 1, KEY_UP),
KEY(2, 1, KEY_2),
KEY(3, 1, KEY_F9),
KEY(4, 1, KEY_F7),
KEY(5, 1, KEY_0),
KEY(0, 2, KEY_ENTER),
KEY(1, 2, KEY_6),
KEY(2, 2, KEY_1),
KEY(3, 2, KEY_F2),
KEY(4, 2, KEY_F6),
KEY(5, 2, KEY_HOME),
KEY(0, 3, KEY_8),
KEY(1, 3, KEY_5),
KEY(2, 3, KEY_F12),
KEY(3, 3, KEY_F3),
KEY(4, 3, KEY_F8),
KEY(5, 3, KEY_END),
KEY(0, 4, KEY_7),
KEY(1, 4, KEY_4),
KEY(2, 4, KEY_F11),
KEY(3, 4, KEY_F1),
KEY(4, 4, KEY_F4),
KEY(5, 4, KEY_ESC),
KEY(0, 5, KEY_F13),
KEY(1, 5, KEY_F14),
KEY(2, 5, KEY_F15),
KEY(3, 5, KEY_F16),
KEY(4, 5, KEY_SLEEP),
};
static struct mtd_partition h2_nor_partitions[] = {
{
.name = "bootloader",
.offset = 0,
.size = SZ_128K,
.mask_flags = MTD_WRITEABLE,
},
{
.name = "params",
.offset = MTDPART_OFS_APPEND,
.size = SZ_128K,
.mask_flags = 0,
},
{
.name = "kernel",
.offset = MTDPART_OFS_APPEND,
.size = SZ_2M,
.mask_flags = 0
},
{
.name = "filesystem",
.offset = MTDPART_OFS_APPEND,
.size = MTDPART_SIZ_FULL,
.mask_flags = 0
}
};
static struct physmap_flash_data h2_nor_data = {
.width = 2,
.set_vpp = omap1_set_vpp,
.parts = h2_nor_partitions,
.nr_parts = ARRAY_SIZE(h2_nor_partitions),
};
static struct resource h2_nor_resource = {
.flags = IORESOURCE_MEM,
};
static struct platform_device h2_nor_device = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &h2_nor_data,
},
.num_resources = 1,
.resource = &h2_nor_resource,
};
static struct mtd_partition h2_nand_partitions[] = {
#if 0
{
.name = "xloader",
.offset = 0,
.size = 64 * 1024,
.mask_flags = MTD_WRITEABLE,
},
{
.name = "bootloader",
.offset = MTDPART_OFS_APPEND,
.size = 256 * 1024,
.mask_flags = MTD_WRITEABLE,
},
{
.name = "params",
.offset = MTDPART_OFS_APPEND,
.size = 192 * 1024,
},
{
.name = "kernel",
.offset = MTDPART_OFS_APPEND,
.size = 2 * SZ_1M,
},
#endif
{
.name = "filesystem",
.size = MTDPART_SIZ_FULL,
.offset = MTDPART_OFS_APPEND,
},
};
#define H2_NAND_RB_GPIO_PIN 62
static int h2_nand_dev_ready(struct mtd_info *mtd)
{
return gpio_get_value(H2_NAND_RB_GPIO_PIN);
}
static struct platform_nand_data h2_nand_platdata = {
.chip = {
.nr_chips = 1,
.chip_offset = 0,
.nr_partitions = ARRAY_SIZE(h2_nand_partitions),
.partitions = h2_nand_partitions,
.options = NAND_SAMSUNG_LP_OPTIONS,
},
.ctrl = {
.cmd_ctrl = omap1_nand_cmd_ctl,
.dev_ready = h2_nand_dev_ready,
},
};
static struct resource h2_nand_resource = {
.flags = IORESOURCE_MEM,
};
static struct platform_device h2_nand_device = {
.name = "gen_nand",
.id = 0,
.dev = {
.platform_data = &h2_nand_platdata,
},
.num_resources = 1,
.resource = &h2_nand_resource,
};
static struct smc91x_platdata h2_smc91x_info = {
.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
.leda = RPC_LED_100_10,
.ledb = RPC_LED_TX_RX,
};
static struct resource h2_smc91x_resources[] = {
[0] = {
.start = OMAP1610_ETHR_START,
.end = OMAP1610_ETHR_START + 0xf,
.flags = IORESOURCE_MEM,
},
[1] = {
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
},
};
static struct platform_device h2_smc91x_device = {
.name = "smc91x",
.id = 0,
.dev = {
.platform_data = &h2_smc91x_info,
},
.num_resources = ARRAY_SIZE(h2_smc91x_resources),
.resource = h2_smc91x_resources,
};
static struct resource h2_kp_resources[] = {
[0] = {
.start = INT_KEYBOARD,
.end = INT_KEYBOARD,
.flags = IORESOURCE_IRQ,
},
};
static const struct matrix_keymap_data h2_keymap_data = {
.keymap = h2_keymap,
.keymap_size = ARRAY_SIZE(h2_keymap),
};
static struct omap_kp_platform_data h2_kp_data = {
.rows = 8,
.cols = 8,
.keymap_data = &h2_keymap_data,
.rep = true,
.delay = 9,
.dbounce = true,
};
static struct platform_device h2_kp_device = {
.name = "omap-keypad",
.id = -1,
.dev = {
.platform_data = &h2_kp_data,
},
.num_resources = ARRAY_SIZE(h2_kp_resources),
.resource = h2_kp_resources,
};
static struct gpio_led h2_gpio_led_pins[] = {
{
.name = "h2:red",
.default_trigger = "heartbeat",
.gpio = 3,
},
{
.name = "h2:green",
.default_trigger = "cpu0",
.gpio = OMAP_MPUIO(4),
},
};
static struct gpio_led_platform_data h2_gpio_led_data = {
.leds = h2_gpio_led_pins,
.num_leds = ARRAY_SIZE(h2_gpio_led_pins),
};
static struct platform_device h2_gpio_leds = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &h2_gpio_led_data,
},
};
static struct platform_device *h2_devices[] __initdata = {
&h2_nor_device,
&h2_nand_device,
&h2_smc91x_device,
&h2_kp_device,
&h2_gpio_leds,
};
static void __init h2_init_smc91x(void)
{
if (gpio_request(0, "SMC91x irq") < 0) {
printk("Error requesting gpio 0 for smc91x irq\n");
return;
}
}
static int tps_setup(struct i2c_client *client, void *context)
{
tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V |
TPS_LDO1_ENABLE | TPS_VLDO1_3_0V);
return 0;
}
static struct tps65010_board tps_board = {
.base = H2_TPS_GPIO_BASE,
.outmask = 0x0f,
.setup = tps_setup,
};
static struct i2c_board_info __initdata h2_i2c_board_info[] = {
{
I2C_BOARD_INFO("tps65010", 0x48),
.platform_data = &tps_board,
}, {
I2C_BOARD_INFO("isp1301_omap", 0x2d),
},
};
static struct omap_usb_config h2_usb_config __initdata = {
.otg = 2,
#ifdef CONFIG_USB_GADGET_OMAP
.hmc_mode = 19,
#elif defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
.hmc_mode = 20,
#endif
.pins[1] = 3,
};
static struct omap_lcd_config h2_lcd_config __initdata = {
.ctrl_name = "internal",
};
static void __init h2_init(void)
{
h2_init_smc91x();
h2_nor_resource.end = h2_nor_resource.start = omap_cs3_phys();
h2_nor_resource.end += SZ_32M - 1;
h2_nand_resource.end = h2_nand_resource.start = OMAP_CS2B_PHYS;
h2_nand_resource.end += SZ_4K - 1;
BUG_ON(gpio_request(H2_NAND_RB_GPIO_PIN, "NAND ready") < 0);
gpio_direction_input(H2_NAND_RB_GPIO_PIN);
omap_cfg_reg(L3_1610_FLASH_CS2B_OE);
omap_cfg_reg(M8_1610_FLASH_CS2B_WE);
omap_cfg_reg(BALLOUT_V8_ARMIO3);
omap_cfg_reg(F18_1610_KBC0);
omap_cfg_reg(D20_1610_KBC1);
omap_cfg_reg(D19_1610_KBC2);
omap_cfg_reg(E18_1610_KBC3);
omap_cfg_reg(C21_1610_KBC4);
omap_cfg_reg(G18_1610_KBR0);
omap_cfg_reg(F19_1610_KBR1);
omap_cfg_reg(H14_1610_KBR2);
omap_cfg_reg(E20_1610_KBR3);
omap_cfg_reg(E19_1610_KBR4);
omap_cfg_reg(N19_1610_KBR5);
omap_cfg_reg(P18_1610_GPIO3);
omap_cfg_reg(MPUIO4);
h2_smc91x_resources[1].start = gpio_to_irq(0);
h2_smc91x_resources[1].end = gpio_to_irq(0);
platform_add_devices(h2_devices, ARRAY_SIZE(h2_devices));
omap_serial_init();
h2_i2c_board_info[0].irq = gpio_to_irq(58);
h2_i2c_board_info[1].irq = gpio_to_irq(2);
omap_register_i2c_bus(1, 100, h2_i2c_board_info,
ARRAY_SIZE(h2_i2c_board_info));
omap1_usb_init(&h2_usb_config);
h2_mmc_init();
omapfb_set_lcd_config(&h2_lcd_config);
}
MACHINE_START(OMAP_H2, "TI-H2")
.atag_offset = 0x100,
.map_io = omap16xx_map_io,
.init_early = omap1_init_early,
.init_irq = omap1_init_irq,
.init_machine = h2_init,
.init_late = omap1_init_late,
.init_time = omap1_timer_init,
.restart = omap1_restart,
MACHINE_END
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