ar71xx: add support for the Airtight C-60
[openwrt/staging/stintel.git] / target / linux / ar71xx / files / arch / mips / ath79 / mach-c60.c
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-c60.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-c60.c
new file mode 100644 (file)
index 0000000..2a9e721
--- /dev/null
@@ -0,0 +1,200 @@
+/*
+ *  AirTight Networks C-60 board support
+ *
+ *  Copyright (C) 2016 Christian Lamparter <chunkeey@googlemail.com>
+ *
+ *  Based on AirTight Networks C-55 board support
+ *
+ *  Copyright (C) 2014-2015 Chris Blake <chrisrblake93@gmail.com>
+ *
+ *  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/pci.h>
+#include <linux/phy.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+#include <linux/platform_device.h>
+#include <linux/platform/ar934x_nfc.h>
+#include <linux/ar8216_platform.h>
+#include <linux/ath9k_platform.h>
+
+#include <asm/mach-ath79/ar71xx_regs.h>
+
+#include "common.h"
+#include "pci.h"
+#include "dev-ap9x-pci.h"
+#include "dev-eth.h"
+#include "dev-gpio-buttons.h"
+#include "dev-leds-gpio.h"
+#include "dev-m25p80.h"
+#include "dev-spi.h"
+#include "dev-wmac.h"
+#include "dev-usb.h"
+#include "dev-nfc.h"
+#include "machtypes.h"
+
+#define C60_GPIO_LED_PWR_AMBER         11
+#define C60_GPIO_LED_WLAN2_GREEN       12
+#define C60_GPIO_LED_WLAN2_AMBER       13
+#define C60_GPIO_LED_PWR_GREEN         16
+
+#define C60_GPIO_BTN_RESET             17
+
+/* GPIOs of the AR9300 PCIe chip */
+#define C60_GPIO_WMAC_LED_WLAN1_AMBER  0
+#define C60_GPIO_WMAC_LED_WLAN1_GREEN  3
+
+#define C60_KEYS_POLL_INTERVAL         20      /* msecs */
+#define C60_KEYS_DEBOUNCE_INTERVAL (3 * C60_KEYS_POLL_INTERVAL)
+
+#define C60_ART_ADDR                   0x1f7f0000
+#define C60_ART_SIZE                   0xffff
+#define C60_MAC_OFFSET                 0
+#define C60_WMAC_CALDATA_OFFSET                0x1000
+#define C60_PCIE_CALDATA_OFFSET                0x5000
+
+static struct gpio_led c60_leds_gpio[] __initdata = {
+       {
+               .name           = "c-60:amber:pwr",
+               .gpio           = C60_GPIO_LED_PWR_AMBER,
+               .active_low     = 1,
+       },
+       {
+               .name           = "c-60:green:pwr",
+               .gpio           = C60_GPIO_LED_PWR_GREEN,
+               .active_low     = 1,
+       },
+       {
+               .name           = "c-60:green:wlan2",
+               .gpio           = C60_GPIO_LED_WLAN2_GREEN,
+               .active_low     = 1,
+       },
+       {
+               .name           = "c-60:amber:wlan2",
+               .gpio           = C60_GPIO_LED_WLAN2_AMBER,
+               .active_low     = 1,
+       },
+};
+
+static struct gpio_keys_button c60_gpio_keys[] __initdata = {
+       {
+               .desc           = "Reset button",
+               .type           = EV_KEY,
+               .code           = KEY_RESTART,
+               .debounce_interval = C60_KEYS_DEBOUNCE_INTERVAL,
+               .gpio           = C60_GPIO_BTN_RESET,
+               .active_low     = 1,
+       },
+};
+
+static struct ar8327_pad_cfg c60_ar8327_pad0_cfg = {
+       .mode = AR8327_PAD_MAC_RGMII,
+       .txclk_delay_en = true,
+       .rxclk_delay_en = true,
+       .txclk_delay_sel = AR8327_CLK_DELAY_SEL1,
+       .rxclk_delay_sel = AR8327_CLK_DELAY_SEL2,
+};
+
+static struct ar8327_platform_data c60_ar8327_data = {
+       .pad0_cfg = &c60_ar8327_pad0_cfg,
+       .port0_cfg = {
+               .force_link = 1,
+               .speed = AR8327_PORT_SPEED_1000,
+               .duplex = 1,
+               .txpause = 1,
+               .rxpause = 1,
+       }
+};
+
+static struct mdio_board_info c60_mdio0_info[] = {
+       {
+               .bus_id = "ag71xx-mdio.0",
+               .phy_addr = 0,
+               .platform_data = &c60_ar8327_data,
+       },
+};
+
+static struct nand_ecclayout c60_nand_ecclayout = {
+       .eccbytes       = 7,
+       .eccpos         = { 4, 8, 9, 10, 13, 14, 15 },
+       .oobavail       = 9,
+       .oobfree        = { { 0, 3 }, { 6, 2 }, { 11, 2 }, }
+};
+
+static int c60_nand_scan_fixup(struct mtd_info *mtd)
+{
+       struct nand_chip *chip = mtd->priv;
+
+       chip->ecc.size = 512;
+       chip->ecc.strength = 4;
+       chip->ecc.layout = &c60_nand_ecclayout;
+       return 0;
+}
+
+static struct gpio_led c60_wmac0_leds_gpio[] = {
+       {
+               .name           = "c-60:amber:wlan1",
+               .gpio           = C60_GPIO_WMAC_LED_WLAN1_AMBER,
+               .active_low     = 1,
+       },
+       {
+               .name           = "c-60:green:wlan1",
+               .gpio           = C60_GPIO_WMAC_LED_WLAN1_GREEN,
+               .active_low     = 1,
+       },
+};
+
+static void __init c60_setup(void)
+{
+       u8 tmpmac[6];
+       u8 *art = (u8 *) KSEG1ADDR(C60_ART_ADDR);
+
+       /* NAND */
+       ath79_nfc_set_ecc_mode(AR934X_NFC_ECC_SOFT_BCH);
+       ath79_nfc_set_scan_fixup(c60_nand_scan_fixup);
+       ath79_register_nfc();
+
+       /* SPI Storage*/
+       ath79_register_m25p80_large(NULL);
+
+       /* AR8327 Switch Ethernet */
+
+       ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0);
+
+       mdiobus_register_board_info(c60_mdio0_info,
+                                   ARRAY_SIZE(c60_mdio0_info));
+
+       ath79_register_mdio(0, 0x0);
+
+       /* GMAC0 is connected to an AR8327N switch */
+       ath79_init_mac(ath79_eth0_data.mac_addr, art + C60_MAC_OFFSET, 0);
+       ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+       ath79_eth0_data.phy_mask = BIT(0);
+       ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
+       ath79_eth0_pll_data.pll_1000 = 0x06000000;
+       ath79_register_eth(0);
+
+       /* LEDs & GPIO */
+       ath79_register_leds_gpio(-1, ARRAY_SIZE(c60_leds_gpio),
+                                c60_leds_gpio);
+       ath79_register_gpio_keys_polled(-1, C60_KEYS_POLL_INTERVAL,
+                                       ARRAY_SIZE(c60_gpio_keys),
+                                       c60_gpio_keys);
+       ap9x_pci_setup_wmac_leds(0, c60_wmac0_leds_gpio,
+                                ARRAY_SIZE(c60_wmac0_leds_gpio));
+       /* USB */
+       ath79_register_usb();
+
+       /* WiFi */
+       ath79_init_mac(tmpmac, art + C60_MAC_OFFSET, 1);
+       ap91_pci_init(art + C60_PCIE_CALDATA_OFFSET, tmpmac);
+       ath79_init_mac(tmpmac, art + C60_MAC_OFFSET, 2);
+       ath79_register_wmac(art + C60_WMAC_CALDATA_OFFSET, tmpmac);
+}
+MIPS_MACHINE(ATH79_MACH_C60, "C-60", "AirTight Networks C-60",
+            c60_setup);