/*
* Atheros AP83 board support
*
- * Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
+ * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify it
* by the Free Software Foundation.
*/
+#include <linux/delay.h>
#include <linux/platform_device.h>
-#include <linux/input.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/spi_gpio.h>
+#include <linux/spi/vsc7385.h>
-#include <asm/mips_machine.h>
#include <asm/mach-ar71xx/ar71xx.h>
-#include <asm/mach-ar71xx/pci.h>
-#include <asm/mach-ar71xx/platform.h>
+#include <asm/mach-ar71xx/ar91xx_flash.h>
+
+#include "machtype.h"
+#include "devices.h"
+#include "dev-ar9xxx-wmac.h"
+#include "dev-gpio-buttons.h"
+#include "dev-leds-gpio.h"
+#include "dev-usb.h"
#define AP83_GPIO_LED_WLAN 6
#define AP83_GPIO_LED_POWER 14
#define AP83_GPIO_LED_JUMPSTART 15
+#define AP83_GPIO_BTN_JUMPSTART 12
+#define AP83_GPIO_BTN_RESET 21
+
+#define AP83_050_GPIO_VSC7385_CS 1
+#define AP83_050_GPIO_VSC7385_MISO 3
+#define AP83_050_GPIO_VSC7385_MOSI 16
+#define AP83_050_GPIO_VSC7385_SCK 17
+
+#define AP83_KEYS_POLL_INTERVAL 20 /* msecs */
+#define AP83_KEYS_DEBOUNCE_INTERVAL (3 * AP83_KEYS_POLL_INTERVAL)
+
+#ifdef CONFIG_MTD_PARTITIONS
+static struct mtd_partition ap83_flash_partitions[] = {
+ {
+ .name = "u-boot",
+ .offset = 0,
+ .size = 0x040000,
+ .mask_flags = MTD_WRITEABLE,
+ }, {
+ .name = "u-boot-env",
+ .offset = 0x040000,
+ .size = 0x020000,
+ .mask_flags = MTD_WRITEABLE,
+ }, {
+ .name = "kernel",
+ .offset = 0x060000,
+ .size = 0x140000,
+ }, {
+ .name = "rootfs",
+ .offset = 0x1a0000,
+ .size = 0x650000,
+ }, {
+ .name = "art",
+ .offset = 0x7f0000,
+ .size = 0x010000,
+ .mask_flags = MTD_WRITEABLE,
+ }, {
+ .name = "firmware",
+ .offset = 0x060000,
+ .size = 0x790000,
+ }
+};
+#endif /* CONFIG_MTD_PARTITIONS */
+
+static struct ar91xx_flash_platform_data ap83_flash_data = {
+ .width = 2,
+#ifdef CONFIG_MTD_PARTITIONS
+ .parts = ap83_flash_partitions,
+ .nr_parts = ARRAY_SIZE(ap83_flash_partitions),
+#endif
+};
+
+static struct resource ap83_flash_resources[] = {
+ [0] = {
+ .start = AR71XX_SPI_BASE,
+ .end = AR71XX_SPI_BASE + AR71XX_SPI_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device ap83_flash_device = {
+ .name = "ar91xx-flash",
+ .id = -1,
+ .resource = ap83_flash_resources,
+ .num_resources = ARRAY_SIZE(ap83_flash_resources),
+ .dev = {
+ .platform_data = &ap83_flash_data,
+ }
+};
static struct gpio_led ap83_leds_gpio[] __initdata = {
{
},
};
-static void __init ap83_setup(void)
+static struct gpio_keys_button ap83_gpio_keys[] __initdata = {
+ {
+ .desc = "soft_reset",
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .debounce_interval = AP83_KEYS_DEBOUNCE_INTERVAL,
+ .gpio = AP83_GPIO_BTN_RESET,
+ .active_low = 1,
+ }, {
+ .desc = "jumpstart",
+ .type = EV_KEY,
+ .code = KEY_WPS_BUTTON,
+ .debounce_interval = AP83_KEYS_DEBOUNCE_INTERVAL,
+ .gpio = AP83_GPIO_BTN_JUMPSTART,
+ .active_low = 1,
+ }
+};
+
+static struct resource ap83_040_spi_resources[] = {
+ [0] = {
+ .start = AR71XX_SPI_BASE,
+ .end = AR71XX_SPI_BASE + AR71XX_SPI_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device ap83_040_spi_device = {
+ .name = "ap83-spi",
+ .id = 0,
+ .resource = ap83_040_spi_resources,
+ .num_resources = ARRAY_SIZE(ap83_040_spi_resources),
+};
+
+static struct spi_gpio_platform_data ap83_050_spi_data = {
+ .miso = AP83_050_GPIO_VSC7385_MISO,
+ .mosi = AP83_050_GPIO_VSC7385_MOSI,
+ .sck = AP83_050_GPIO_VSC7385_SCK,
+ .num_chipselect = 1,
+};
+
+static struct platform_device ap83_050_spi_device = {
+ .name = "spi_gpio",
+ .id = 0,
+ .dev = {
+ .platform_data = &ap83_050_spi_data,
+ }
+};
+
+static void ap83_vsc7385_reset(void)
{
- ar71xx_add_device_mdio(0xfffffffe);
+ ar71xx_device_stop(RESET_MODULE_GE1_PHY);
+ udelay(10);
+ ar71xx_device_start(RESET_MODULE_GE1_PHY);
+ mdelay(50);
+}
+
+static struct vsc7385_platform_data ap83_vsc7385_data = {
+ .reset = ap83_vsc7385_reset,
+ .ucode_name = "vsc7385_ucode_ap83.bin",
+ .mac_cfg = {
+ .tx_ipg = 6,
+ .bit2 = 0,
+ .clk_sel = 3,
+ },
+};
+static struct spi_board_info ap83_spi_info[] = {
+ {
+ .bus_num = 0,
+ .chip_select = 0,
+ .max_speed_hz = 25000000,
+ .modalias = "spi-vsc7385",
+ .platform_data = &ap83_vsc7385_data,
+ .controller_data = (void *) AP83_050_GPIO_VSC7385_CS,
+ }
+};
+
+static void __init ap83_generic_setup(void)
+{
+ u8 *eeprom = (u8 *) KSEG1ADDR(0x1fff1000);
+
+ ar71xx_add_device_mdio(0, 0xfffffffe);
+
+ ar71xx_init_mac(ar71xx_eth0_data.mac_addr, eeprom, 0);
ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
ar71xx_eth0_data.phy_mask = 0x1;
ar71xx_add_device_eth(0);
+ ar71xx_init_mac(ar71xx_eth1_data.mac_addr, eeprom, 1);
ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
- ar71xx_eth1_data.phy_mask = 0x0;
ar71xx_eth1_data.speed = SPEED_1000;
ar71xx_eth1_data.duplex = DUPLEX_FULL;
+ ar71xx_eth1_pll_data.pll_1000 = 0x1f000000;
+
ar71xx_add_device_eth(1);
ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(ap83_leds_gpio),
ap83_leds_gpio);
+ ar71xx_register_gpio_keys_polled(-1, AP83_KEYS_POLL_INTERVAL,
+ ARRAY_SIZE(ap83_gpio_keys),
+ ap83_gpio_keys);
+
+ ar71xx_add_device_usb();
+
+ ar9xxx_add_device_wmac(eeprom, NULL);
+
+ platform_device_register(&ap83_flash_device);
+
+ spi_register_board_info(ap83_spi_info, ARRAY_SIZE(ap83_spi_info));
+}
+
+static void __init ap83_040_setup(void)
+{
+ ap83_flash_data.is_shared = 1;
+ ap83_generic_setup();
+ platform_device_register(&ap83_040_spi_device);
+}
+
+static void __init ap83_050_setup(void)
+{
+ ap83_generic_setup();
+ platform_device_register(&ap83_050_spi_device);
+}
+
+static void __init ap83_setup(void)
+{
+ u8 *board_id = (u8 *) KSEG1ADDR(0x1fff1244);
+ unsigned int board_version;
+
+ board_version = (unsigned int)(board_id[0] - '0');
+ board_version += ((unsigned int)(board_id[1] - '0')) * 10;
+
+ switch (board_version) {
+ case 40:
+ ap83_040_setup();
+ break;
+ case 50:
+ ap83_050_setup();
+ break;
+ default:
+ printk(KERN_WARNING "AP83-%03u board is not yet supported\n",
+ board_version);
+ }
}
-MIPS_MACHINE(MACH_AR71XX_AP83, "Atheros AP83", ap83_setup);
+MIPS_MACHINE(AR71XX_MACH_AP83, "AP83", "Atheros AP83", ap83_setup);