--- /dev/null
+/*
+ * Atheros PB44 board support
+ *
+ * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * 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/init.h>
+#include <linux/bitops.h>
+#include <linux/delay.h>
+#include <linux/platform_device.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/flash.h>
+#include <linux/spi/vsc7385.h>
+#include <linux/i2c.h>
+#include <linux/i2c-gpio.h>
+#include <linux/i2c/pcf857x.h>
+
+#include <asm/mach-ar71xx/ar71xx.h>
+
+#include "machtype.h"
+#include "devices.h"
+#include "dev-pb42-pci.h"
+#include "dev-gpio-buttons.h"
+#include "dev-leds-gpio.h"
+#include "dev-usb.h"
+
+#define PB44_PCF8757_VSC7395_CS 0
+#define PB44_PCF8757_STEREO_CS 1
+#define PB44_PCF8757_SLIC_CS0 2
+#define PB44_PCF8757_SLIC_TEST 3
+#define PB44_PCF8757_SLIC_INT0 4
+#define PB44_PCF8757_SLIC_INT1 5
+#define PB44_PCF8757_SW_RESET 6
+#define PB44_PCF8757_SW_JUMP 8
+#define PB44_PCF8757_LED_JUMP1 9
+#define PB44_PCF8757_LED_JUMP2 10
+#define PB44_PCF8757_TP24 11
+#define PB44_PCF8757_TP25 12
+#define PB44_PCF8757_TP26 13
+#define PB44_PCF8757_TP27 14
+#define PB44_PCF8757_TP28 15
+
+#define PB44_GPIO_I2C_SCL 0
+#define PB44_GPIO_I2C_SDA 1
+
+#define PB44_GPIO_EXP_BASE 16
+#define PB44_GPIO_VSC7395_CS (PB44_GPIO_EXP_BASE + PB44_PCF8757_VSC7395_CS)
+#define PB44_GPIO_SW_RESET (PB44_GPIO_EXP_BASE + PB44_PCF8757_SW_RESET)
+#define PB44_GPIO_SW_JUMP (PB44_GPIO_EXP_BASE + PB44_PCF8757_SW_JUMP)
+#define PB44_GPIO_LED_JUMP1 (PB44_GPIO_EXP_BASE + PB44_PCF8757_LED_JUMP1)
+#define PB44_GPIO_LED_JUMP2 (PB44_GPIO_EXP_BASE + PB44_PCF8757_LED_JUMP2)
+
+#define PB44_KEYS_POLL_INTERVAL 20 /* msecs */
+#define PB44_KEYS_DEBOUNCE_INTERVAL (3 * PB44_KEYS_POLL_INTERVAL)
+
+static struct i2c_gpio_platform_data pb44_i2c_gpio_data = {
+ .sda_pin = PB44_GPIO_I2C_SDA,
+ .scl_pin = PB44_GPIO_I2C_SCL,
+};
+
+static struct platform_device pb44_i2c_gpio_device = {
+ .name = "i2c-gpio",
+ .id = 0,
+ .dev = {
+ .platform_data = &pb44_i2c_gpio_data,
+ }
+};
+
+static struct pcf857x_platform_data pb44_pcf857x_data = {
+ .gpio_base = PB44_GPIO_EXP_BASE,
+};
+
+static struct i2c_board_info pb44_i2c_board_info[] __initdata = {
+ {
+ I2C_BOARD_INFO("pcf8575", 0x20),
+ .platform_data = &pb44_pcf857x_data,
+ },
+};
+
+static struct gpio_led pb44_leds_gpio[] __initdata = {
+ {
+ .name = "pb44:amber:jump1",
+ .gpio = PB44_GPIO_LED_JUMP1,
+ .active_low = 1,
+ }, {
+ .name = "pb44:green:jump2",
+ .gpio = PB44_GPIO_LED_JUMP2,
+ .active_low = 1,
+ },
+};
+
+static struct gpio_keys_button pb44_gpio_keys[] __initdata = {
+ {
+ .desc = "soft_reset",
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .debounce_interval = PB44_KEYS_DEBOUNCE_INTERVAL,
+ .gpio = PB44_GPIO_SW_RESET,
+ .active_low = 1,
+ }, {
+ .desc = "jumpstart",
+ .type = EV_KEY,
+ .code = KEY_WPS_BUTTON,
+ .debounce_interval = PB44_KEYS_DEBOUNCE_INTERVAL,
+ .gpio = PB44_GPIO_SW_JUMP,
+ .active_low = 1,
+ }
+};
+
+static void pb44_vsc7395_reset(void)
+{
+ ar71xx_device_stop(RESET_MODULE_GE1_PHY);
+ udelay(10);
+ ar71xx_device_start(RESET_MODULE_GE1_PHY);
+ mdelay(50);
+}
+
+static struct vsc7385_platform_data pb44_vsc7395_data = {
+ .reset = pb44_vsc7395_reset,
+ .ucode_name = "vsc7395_ucode_pb44.bin",
+ .mac_cfg = {
+ .tx_ipg = 6,
+ .bit2 = 1,
+ .clk_sel = 0,
+ },
+};
+
+static const char *pb44_part_probes[] = {
+ "RedBoot",
+ NULL,
+};
+
+static struct flash_platform_data pb44_flash_data = {
+ .part_probes = pb44_part_probes,
+};
+
+static struct spi_board_info pb44_spi_info[] = {
+ {
+ .bus_num = 0,
+ .chip_select = 0,
+ .max_speed_hz = 25000000,
+ .modalias = "m25p80",
+ .platform_data = &pb44_flash_data,
+ }, {
+ .bus_num = 0,
+ .chip_select = 1,
+ .max_speed_hz = 25000000,
+ .modalias = "spi-vsc7385",
+ .platform_data = &pb44_vsc7395_data,
+ .controller_data = (void *) PB44_GPIO_VSC7395_CS,
+ },
+};
+
+static struct resource pb44_spi_resources[] = {
+ [0] = {
+ .start = AR71XX_SPI_BASE,
+ .end = AR71XX_SPI_BASE + AR71XX_SPI_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct ar71xx_spi_platform_data pb44_spi_data = {
+ .bus_num = 0,
+ .num_chipselect = 2,
+};
+
+static struct platform_device pb44_spi_device = {
+ .name = "pb44-spi",
+ .id = -1,
+ .resource = pb44_spi_resources,
+ .num_resources = ARRAY_SIZE(pb44_spi_resources),
+ .dev = {
+ .platform_data = &pb44_spi_data,
+ },
+};
+
+#define PB44_WAN_PHYMASK BIT(0)
+#define PB44_LAN_PHYMASK 0
+#define PB44_MDIO_PHYMASK (PB44_LAN_PHYMASK | PB44_WAN_PHYMASK)
+
+static void __init pb44_init(void)
+{
+ ar71xx_add_device_mdio(0, ~PB44_MDIO_PHYMASK);
+
+ ar71xx_init_mac(ar71xx_eth0_data.mac_addr, ar71xx_mac_base, 0);
+ ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+ ar71xx_eth0_data.phy_mask = PB44_WAN_PHYMASK;
+
+ ar71xx_add_device_eth(0);
+
+ ar71xx_init_mac(ar71xx_eth1_data.mac_addr, ar71xx_mac_base, 1);
+ ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+ ar71xx_eth1_data.speed = SPEED_1000;
+ ar71xx_eth1_data.duplex = DUPLEX_FULL;
+ ar71xx_eth1_pll_data.pll_1000 = 0x110000;
+
+ ar71xx_add_device_eth(1);
+
+ ar71xx_add_device_usb();
+
+ pb42_pci_init();
+
+ i2c_register_board_info(0, pb44_i2c_board_info,
+ ARRAY_SIZE(pb44_i2c_board_info));
+
+ platform_device_register(&pb44_i2c_gpio_device);
+
+ spi_register_board_info(pb44_spi_info, ARRAY_SIZE(pb44_spi_info));
+ platform_device_register(&pb44_spi_device);
+
+ ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(pb44_leds_gpio),
+ pb44_leds_gpio);
+
+ ar71xx_register_gpio_keys_polled(-1, PB44_KEYS_POLL_INTERVAL,
+ ARRAY_SIZE(pb44_gpio_keys),
+ pb44_gpio_keys);
+}
+
+MIPS_MACHINE(AR71XX_MACH_PB44, "PB44", "Atheros PB44", pb44_init);
projects / openwrt / svn-archive / archive.git / blobdiff