--- /dev/null
+/*
+ * ALFA Network AP96 board support
+ *
+ * Copyright (C) 2012 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/gpio.h>
+#include <linux/platform_device.h>
+#include <linux/mmc/host.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/mmc_spi.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-usb.h"
+
+#define ALFA_AP96_GPIO_MICROSD_CS 0
+#define ALFA_AP96_GPIO_RTC_CS 1
+#define ALFA_AP96_GPIO_PCIE_RESET 2
+#define ALFA_AP96_GPIO_SIM_DETECT 3
+#define ALFA_AP96_GPIO_MICROSD_CD 4
+#define ALFA_AP96_GPIO_PCIE_W_DISABLE 5
+
+#define ALFA_AP96_GPIO_BUTTON_RESET 11
+
+#define ALFA_AP96_KEYS_POLL_INTERVAL 20 /* msecs */
+#define ALFA_AP96_KEYS_DEBOUNCE_INTERVAL (3 * ALFA_AP96_KEYS_POLL_INTERVAL)
+
+static struct gpio_keys_button alfa_ap96_gpio_keys[] __initdata = {
+ {
+ .desc = "Reset button",
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .debounce_interval = ALFA_AP96_KEYS_DEBOUNCE_INTERVAL,
+ .gpio = ALFA_AP96_GPIO_BUTTON_RESET,
+ .active_low = 1,
+ }
+};
+
+static int alfa_ap96_mmc_get_cd(struct device *dev)
+{
+ return !gpio_get_value(ALFA_AP96_GPIO_MICROSD_CD);
+}
+
+static struct mmc_spi_platform_data alfa_ap96_mmc_data = {
+ .get_cd = alfa_ap96_mmc_get_cd,
+ .caps = MMC_CAP_NEEDS_POLL,
+ .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
+};
+
+static struct spi_board_info alfa_ap96_spi_info[] = {
+ {
+ .bus_num = 0,
+ .chip_select = 0,
+ .max_speed_hz = 25000000,
+ .modalias = "m25p80",
+ }, {
+ .bus_num = 0,
+ .chip_select = 1,
+ .max_speed_hz = 25000000,
+ .modalias = "mmc_spi",
+ .platform_data = &alfa_ap96_mmc_data,
+ .controller_data = (void *) ALFA_AP96_GPIO_MICROSD_CS,
+ }, {
+ .bus_num = 0,
+ .chip_select = 2,
+ .max_speed_hz = 6250000,
+ .modalias = "rtc-pcf2123",
+ .controller_data = (void *) ALFA_AP96_GPIO_RTC_CS,
+ },
+};
+
+static struct resource alfa_ap96_spi_resources[] = {
+ [0] = {
+ .start = AR71XX_SPI_BASE,
+ .end = AR71XX_SPI_BASE + AR71XX_SPI_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct ar71xx_spi_platform_data alfa_ap96_spi_data = {
+ .bus_num = 0,
+ .num_chipselect = 3,
+};
+
+static struct platform_device alfa_ap96_spi_device = {
+ .name = "pb44-spi",
+ .id = -1,
+ .resource = alfa_ap96_spi_resources,
+ .num_resources = ARRAY_SIZE(alfa_ap96_spi_resources),
+ .dev = {
+ .platform_data = &alfa_ap96_spi_data,
+ },
+};
+
+static void __init alfa_ap96_gpio_setup(void)
+{
+ ar71xx_gpio_function_disable(AR71XX_GPIO_FUNC_SPI_CS1_EN |
+ AR71XX_GPIO_FUNC_SPI_CS2_EN);
+
+ gpio_request(ALFA_AP96_GPIO_MICROSD_CD, "microSD CD");
+ gpio_direction_input(ALFA_AP96_GPIO_MICROSD_CD);
+ gpio_request(ALFA_AP96_GPIO_PCIE_RESET, "PCIe reset");
+ gpio_direction_output(ALFA_AP96_GPIO_PCIE_RESET, 1);
+ gpio_request(ALFA_AP96_GPIO_PCIE_W_DISABLE, "PCIe write disable");
+ gpio_direction_output(ALFA_AP96_GPIO_PCIE_W_DISABLE, 1);
+}
+
+#define ALFA_AP96_WAN_PHYMASK BIT(4)
+#define ALFA_AP96_LAN_PHYMASK BIT(5)
+#define ALFA_AP96_MDIO_PHYMASK (ALFA_AP96_LAN_PHYMASK | ALFA_AP96_WAN_PHYMASK)
+
+static void __init alfa_ap96_init(void)
+{
+ alfa_ap96_gpio_setup();
+
+ ar71xx_add_device_mdio(0, ~ALFA_AP96_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 = ALFA_AP96_WAN_PHYMASK;
+ ar71xx_eth1_pll_data.pll_1000 = 0x110000;
+
+ 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.phy_mask = ALFA_AP96_LAN_PHYMASK;
+ ar71xx_eth1_pll_data.pll_1000 = 0x110000;
+
+ ar71xx_add_device_eth(1);
+
+ pb42_pci_init();
+
+ spi_register_board_info(alfa_ap96_spi_info,
+ ARRAY_SIZE(alfa_ap96_spi_info));
+ platform_device_register(&alfa_ap96_spi_device);
+
+ ar71xx_register_gpio_keys_polled(-1, ALFA_AP96_KEYS_POLL_INTERVAL,
+ ARRAY_SIZE(alfa_ap96_gpio_keys),
+ alfa_ap96_gpio_keys);
+ ar71xx_add_device_usb();
+}
+
+MIPS_MACHINE(AR71XX_MACH_ALFA_AP96, "ALFA-AP96", "ALFA Network AP96",
+ alfa_ap96_init);
projects / openwrt / openwrt.git / commitdiff