297 lines
6.7 KiB
C
297 lines
6.7 KiB
C
/*
|
|
* Copyright (C) 2009-2012 Jean-Christophe PLAGNIOL-VILLARD <plagnio@jcrosoft.com>
|
|
*
|
|
* Under GPLv2 only
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <net.h>
|
|
#include <mci.h>
|
|
#include <init.h>
|
|
#include <environment.h>
|
|
#include <asm/armlinux.h>
|
|
#include <generated/mach-types.h>
|
|
#include <partition.h>
|
|
#include <fs.h>
|
|
#include <fcntl.h>
|
|
#include <io.h>
|
|
#include <asm/hardware.h>
|
|
#include <nand.h>
|
|
#include <sizes.h>
|
|
#include <linux/mtd/nand.h>
|
|
#include <mach/board.h>
|
|
#include <gpio.h>
|
|
#include <mach/io.h>
|
|
#include <mach/iomux.h>
|
|
#include <mach/at91sam9_smc.h>
|
|
#include <input/qt1070.h>
|
|
#include <readkey.h>
|
|
#include <linux/w1-gpio.h>
|
|
#include <w1_mac_address.h>
|
|
#include <spi/spi.h>
|
|
|
|
#include "hw_version.h"
|
|
|
|
struct w1_gpio_platform_data w1_pdata = {
|
|
.pin = AT91_PIN_PB25,
|
|
.ext_pullup_enable_pin = -EINVAL,
|
|
.is_open_drain = 0,
|
|
};
|
|
|
|
static struct atmel_nand_data nand_pdata = {
|
|
.ale = 21,
|
|
.cle = 22,
|
|
.det_pin = -EINVAL,
|
|
.rdy_pin = AT91_PIN_PC15,
|
|
.enable_pin = AT91_PIN_PC14,
|
|
.bus_width_16 = 0,
|
|
.on_flash_bbt = 1,
|
|
};
|
|
|
|
static struct sam9_smc_config ek_nand_smc_config = {
|
|
.ncs_read_setup = 0,
|
|
.nrd_setup = 2,
|
|
.ncs_write_setup = 0,
|
|
.nwe_setup = 2,
|
|
|
|
.ncs_read_pulse = 4,
|
|
.nrd_pulse = 4,
|
|
.ncs_write_pulse = 4,
|
|
.nwe_pulse = 4,
|
|
|
|
.read_cycle = 7,
|
|
.write_cycle = 7,
|
|
|
|
.mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE,
|
|
.tdf_cycles = 3,
|
|
};
|
|
|
|
static void ek_add_device_nand(void)
|
|
{
|
|
/* setup bus-width (8 or 16) */
|
|
if (nand_pdata.bus_width_16)
|
|
ek_nand_smc_config.mode |= AT91_SMC_DBW_16;
|
|
else
|
|
ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
|
|
|
|
/* configure chip-select 3 (NAND) */
|
|
sam9_smc_configure(0, 3, &ek_nand_smc_config);
|
|
|
|
at91_add_device_nand(&nand_pdata);
|
|
}
|
|
|
|
static struct macb_platform_data macb_pdata = {
|
|
.phy_interface = PHY_INTERFACE_MODE_RMII,
|
|
.phy_addr = 0,
|
|
};
|
|
|
|
static void ek_add_device_eth(void)
|
|
{
|
|
if (w1_local_mac_address_register(0, "tml", "w1-2d-0"))
|
|
w1_local_mac_address_register(0, "tml", "w1-23-0");
|
|
|
|
at91_add_device_eth(0, &macb_pdata);
|
|
}
|
|
|
|
#if defined(CONFIG_MCI_ATMEL)
|
|
static struct atmel_mci_platform_data ek_mci0_data = {
|
|
.bus_width = 4,
|
|
.detect_pin = AT91_PIN_PC25,
|
|
.wp_pin = -EINVAL,
|
|
};
|
|
|
|
static void ek_add_device_mci(void)
|
|
{
|
|
at91_add_device_mci(0, &ek_mci0_data);
|
|
}
|
|
#else
|
|
static void ek_add_device_mci(void) {}
|
|
#endif
|
|
|
|
struct qt1070_platform_data qt1070_pdata = {
|
|
.irq_pin = AT91_PIN_PB19,
|
|
.code = { KEY_ENTER, KEY_ENTER, KEY_UP, KEY_DOWN, },
|
|
.nb_code = 4,
|
|
};
|
|
|
|
static struct i2c_board_info i2c_devices[] = {
|
|
{
|
|
.platform_data = &qt1070_pdata,
|
|
I2C_BOARD_INFO("qt1070", 0x1b),
|
|
}, {
|
|
I2C_BOARD_INFO("24c512", 0x51)
|
|
},
|
|
};
|
|
|
|
static void ek_add_device_i2c(void)
|
|
{
|
|
at91_set_gpio_input(qt1070_pdata.irq_pin, 0);
|
|
at91_set_deglitch(qt1070_pdata.irq_pin, 1);
|
|
at91_add_device_i2c(0, i2c_devices, ARRAY_SIZE(i2c_devices));
|
|
}
|
|
|
|
static const struct spi_board_info ek_spi_devices[] = {
|
|
{
|
|
.name = "m25p80",
|
|
.chip_select = 0,
|
|
.max_speed_hz = 15 * 1000 * 1000,
|
|
.bus_num = 0,
|
|
}
|
|
};
|
|
|
|
static unsigned spi0_standard_cs[] = { AT91_PIN_PB3 };
|
|
static struct at91_spi_platform_data spi_pdata = {
|
|
.chipselect = spi0_standard_cs,
|
|
.num_chipselect = ARRAY_SIZE(spi0_standard_cs),
|
|
};
|
|
|
|
static void ek_add_device_spi(void)
|
|
{
|
|
spi_register_board_info(ek_spi_devices,
|
|
ARRAY_SIZE(ek_spi_devices));
|
|
at91_add_device_spi(0, &spi_pdata);
|
|
}
|
|
|
|
/*
|
|
* USB HS Host port (common to OHCI & EHCI)
|
|
*/
|
|
static struct at91_usbh_data ek_usbh_hs_data = {
|
|
.ports = 1,
|
|
.vbus_pin = {AT91_PIN_PC30, -EINVAL},
|
|
.vbus_pin_active_low = {1, 0},
|
|
};
|
|
|
|
static void ek_add_device_usb(void)
|
|
{
|
|
at91_add_device_usbh_ohci(&ek_usbh_hs_data);
|
|
at91_add_device_usbh_ehci(&ek_usbh_hs_data);
|
|
}
|
|
|
|
static int at91sam9m10g45ek_mem_init(void)
|
|
{
|
|
at91_add_device_sdram(0);
|
|
|
|
return 0;
|
|
}
|
|
mem_initcall(at91sam9m10g45ek_mem_init);
|
|
|
|
#if defined(CONFIG_DRIVER_VIDEO_ATMEL)
|
|
static int ek_gpio_request_output(int gpio, const char *name)
|
|
{
|
|
int ret;
|
|
|
|
ret = gpio_request(gpio, name);
|
|
if (ret) {
|
|
pr_err("%s: can not request gpio %d (%d)\n", name, gpio, ret);
|
|
return ret;
|
|
}
|
|
|
|
ret = gpio_direction_output(gpio, 1);
|
|
if (ret)
|
|
pr_err("%s: can not configure gpio %d as output (%d)\n", name, gpio, ret);
|
|
return ret;
|
|
}
|
|
|
|
static struct fb_videomode at91fb_default_monspecs[] = {
|
|
{
|
|
.name = "MULTEK",
|
|
.refresh = 60,
|
|
.xres = 800, .yres = 480,
|
|
.pixclock = KHZ2PICOS(15000),
|
|
|
|
.left_margin = 40, .right_margin = 40,
|
|
.upper_margin = 29, .lower_margin = 13,
|
|
.hsync_len = 48, .vsync_len = 3,
|
|
|
|
.sync = 0,
|
|
.vmode = FB_VMODE_NONINTERLACED,
|
|
},
|
|
};
|
|
|
|
#define AT91SAM9G45_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
|
|
| ATMEL_LCDC_DISTYPE_TFT \
|
|
| ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
|
|
|
|
static void at91_lcdc_power_control(int on)
|
|
{
|
|
gpio_set_value(AT91_PIN_PE6, on);
|
|
}
|
|
|
|
/* Driver datas */
|
|
static struct atmel_lcdfb_platform_data ek_lcdc_data = {
|
|
.lcdcon_is_backlight = true,
|
|
.default_bpp = 16,
|
|
.default_dmacon = ATMEL_LCDC_DMAEN,
|
|
.default_lcdcon2 = AT91SAM9G45_DEFAULT_LCDCON2,
|
|
.guard_time = 9,
|
|
.lcd_wiring_mode = ATMEL_LCDC_WIRING_RGB,
|
|
.atmel_lcdfb_power_control = at91_lcdc_power_control,
|
|
.mode_list = at91fb_default_monspecs,
|
|
.num_modes = ARRAY_SIZE(at91fb_default_monspecs),
|
|
};
|
|
|
|
static void ek_add_device_lcd(void)
|
|
{
|
|
if (ek_gpio_request_output(AT91_PIN_PE6, "lcdc_power"))
|
|
return;
|
|
|
|
at91_add_device_lcdc(&ek_lcdc_data);
|
|
}
|
|
#else
|
|
static void ek_add_device_lcd(void) {}
|
|
#endif
|
|
|
|
static void ek_add_device_w1(void)
|
|
{
|
|
at91_set_gpio_input(w1_pdata.pin, 0);
|
|
at91_set_multi_drive(w1_pdata.pin, 1);
|
|
add_generic_device_res("w1-gpio", DEVICE_ID_SINGLE, NULL, 0, &w1_pdata);
|
|
|
|
at91sam9m10ihd_devices_detect_hw();
|
|
}
|
|
|
|
static int at91sam9m10ihd_devices_init(void)
|
|
{
|
|
ek_add_device_w1();
|
|
ek_add_device_nand();
|
|
ek_add_device_eth();
|
|
ek_add_device_mci();
|
|
ek_add_device_spi();
|
|
ek_add_device_i2c();
|
|
ek_add_device_usb();
|
|
ek_add_device_lcd();
|
|
|
|
devfs_add_partition("nand0", 0x00000, SZ_128K, DEVFS_PARTITION_FIXED, "at91bootstrap_raw");
|
|
dev_add_bb_dev("at91bootstrap_raw", "at91bootstrap");
|
|
devfs_add_partition("nand0", SZ_128K, SZ_256K, DEVFS_PARTITION_FIXED, "self_raw");
|
|
dev_add_bb_dev("self_raw", "self0");
|
|
devfs_add_partition("nand0", SZ_256K + SZ_128K, SZ_128K, DEVFS_PARTITION_FIXED, "env_raw");
|
|
dev_add_bb_dev("env_raw", "env0");
|
|
devfs_add_partition("nand0", SZ_512K, SZ_128K, DEVFS_PARTITION_FIXED, "env_raw1");
|
|
dev_add_bb_dev("env_raw1", "env1");
|
|
|
|
armlinux_set_bootparams((void *)(AT91_CHIPSELECT_6 + 0x100));
|
|
/*
|
|
* The internal Atmel kernel use the SAM9M10G45EK machine id
|
|
* The mainline use DT
|
|
*/
|
|
armlinux_set_architecture(MACH_TYPE_AT91SAM9M10G45EK);
|
|
|
|
return 0;
|
|
}
|
|
device_initcall(at91sam9m10ihd_devices_init);
|
|
|
|
static int at91sam9m10ihd_console_init(void)
|
|
{
|
|
at91_register_uart(0, 0);
|
|
return 0;
|
|
}
|
|
console_initcall(at91sam9m10ihd_console_init);
|
|
|
|
static int at91sam9m10ihd_main_clock(void)
|
|
{
|
|
at91_set_main_clock(12000000);
|
|
return 0;
|
|
}
|
|
pure_initcall(at91sam9m10ihd_main_clock);
|