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/*
* 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);
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