t5325-setup.c
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/*
*
* HP t5325 Thin Client setup
*
* Copyright (C) 2010 Martin Michlmayr <tbm@cyrius.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>
#include <linux/spi/flash.h>
#include <linux/spi/spi.h>
#include <linux/i2c.h>
#include <linux/mv643xx_eth.h>
#include <linux/ata_platform.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <sound/alc5623.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/kirkwood.h>
#include "common.h"
#include "mpp.h"
static struct mtd_partition hp_t5325_partitions[] = {
{
.name = "u-boot env",
.size = SZ_64K,
.offset = SZ_512K + SZ_256K,
},
{
.name = "permanent u-boot env",
.size = SZ_64K,
.offset = MTDPART_OFS_APPEND,
.mask_flags = MTD_WRITEABLE,
},
{
.name = "HP env",
.size = SZ_64K,
.offset = MTDPART_OFS_APPEND,
},
{
.name = "u-boot",
.size = SZ_512K,
.offset = 0,
.mask_flags = MTD_WRITEABLE,
},
{
.name = "SSD firmware",
.size = SZ_256K,
.offset = SZ_512K,
},
};
static const struct flash_platform_data hp_t5325_flash = {
.type = "mx25l8005",
.name = "spi_flash",
.parts = hp_t5325_partitions,
.nr_parts = ARRAY_SIZE(hp_t5325_partitions),
};
static struct spi_board_info __initdata hp_t5325_spi_slave_info[] = {
{
.modalias = "m25p80",
.platform_data = &hp_t5325_flash,
.irq = -1,
},
};
static struct mv643xx_eth_platform_data hp_t5325_ge00_data = {
.phy_addr = MV643XX_ETH_PHY_ADDR(8),
};
static struct mv_sata_platform_data hp_t5325_sata_data = {
.n_ports = 2,
};
static struct gpio_keys_button hp_t5325_buttons[] = {
{
.code = KEY_POWER,
.gpio = 45,
.desc = "Power",
.active_low = 1,
},
};
static struct gpio_keys_platform_data hp_t5325_button_data = {
.buttons = hp_t5325_buttons,
.nbuttons = ARRAY_SIZE(hp_t5325_buttons),
};
static struct platform_device hp_t5325_button_device = {
.name = "gpio-keys",
.id = -1,
.num_resources = 0,
.dev = {
.platform_data = &hp_t5325_button_data,
}
};
static struct platform_device hp_t5325_audio_device = {
.name = "t5325-audio",
.id = -1,
};
static unsigned int hp_t5325_mpp_config[] __initdata = {
MPP0_NF_IO2,
MPP1_SPI_MOSI,
MPP2_SPI_SCK,
MPP3_SPI_MISO,
MPP4_NF_IO6,
MPP5_NF_IO7,
MPP6_SYSRST_OUTn,
MPP7_SPI_SCn,
MPP8_TW0_SDA,
MPP9_TW0_SCK,
MPP10_UART0_TXD,
MPP11_UART0_RXD,
MPP12_SD_CLK,
MPP13_GPIO,
MPP14_GPIO,
MPP15_GPIO,
MPP16_GPIO,
MPP17_GPIO,
MPP18_NF_IO0,
MPP19_NF_IO1,
MPP20_GPIO,
MPP21_GPIO,
MPP22_GPIO,
MPP23_GPIO,
MPP32_GPIO,
MPP33_GE1_TXCTL,
MPP39_AU_I2SBCLK,
MPP40_AU_I2SDO,
MPP43_AU_I2SDI,
MPP41_AU_I2SLRCLK,
MPP42_AU_I2SMCLK,
MPP45_GPIO, /* Power button */
MPP48_GPIO, /* Board power off */
0
};
static struct alc5623_platform_data alc5621_data = {
.add_ctrl = 0x3700,
.jack_det_ctrl = 0x4810,
};
static struct i2c_board_info i2c_board_info[] __initdata = {
{
I2C_BOARD_INFO("alc5621", 0x1a),
.platform_data = &alc5621_data,
},
};
#define HP_T5325_GPIO_POWER_OFF 48
static void hp_t5325_power_off(void)
{
gpio_set_value(HP_T5325_GPIO_POWER_OFF, 1);
}
static void __init hp_t5325_init(void)
{
/*
* Basic setup. Needs to be called early.
*/
kirkwood_init();
kirkwood_mpp_conf(hp_t5325_mpp_config);
kirkwood_uart0_init();
spi_register_board_info(hp_t5325_spi_slave_info,
ARRAY_SIZE(hp_t5325_spi_slave_info));
kirkwood_spi_init();
kirkwood_i2c_init();
kirkwood_ge00_init(&hp_t5325_ge00_data);
kirkwood_sata_init(&hp_t5325_sata_data);
kirkwood_ehci_init();
platform_device_register(&hp_t5325_button_device);
platform_device_register(&hp_t5325_audio_device);
i2c_register_board_info(0, i2c_board_info, ARRAY_SIZE(i2c_board_info));
kirkwood_audio_init();
if (gpio_request(HP_T5325_GPIO_POWER_OFF, "power-off") == 0 &&
gpio_direction_output(HP_T5325_GPIO_POWER_OFF, 0) == 0)
pm_power_off = hp_t5325_power_off;
else
pr_err("t5325: failed to configure power-off GPIO\n");
}
static int __init hp_t5325_pci_init(void)
{
if (machine_is_t5325())
kirkwood_pcie_init(KW_PCIE0);
return 0;
}
subsys_initcall(hp_t5325_pci_init);
MACHINE_START(T5325, "HP t5325 Thin Client")
/* Maintainer: Martin Michlmayr <tbm@cyrius.com> */
.atag_offset = 0x100,
.init_machine = hp_t5325_init,
.map_io = kirkwood_map_io,
.init_early = kirkwood_init_early,
.init_irq = kirkwood_init_irq,
.init_time = kirkwood_timer_init,
.restart = kirkwood_restart,
MACHINE_END