ar71xx: add support for ap120c

Signed-off-by: Luka Perkov <luka@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@49082 3c298f89-4303-0410-b956-a3cf2f4a3e73

4 files changed, 157 insertions, 0 deletions

diff --git a/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt b/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt
index 92e453cd93..4c70c0ab14 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt
+++ b/target/linux/ar71xx/files/arch/mips/ath79/Kconfig.openwrt
@@ -6,6 +6,14 @@ config ATH79_MACH_ALFA_AP96
 	select ATH79_DEV_M25P80
 	select ATH79_DEV_USB
 
+config ATH79_MACH_ALFA_AP120C
+	bool "ALFA Network AP120C board support"
+	select ATH79_DEV_AP9X_PCI if PCI
+	select ATH79_DEV_ETH
+	select ATH79_DEV_GPIO_BUTTONS
+	select ATH79_DEV_M25P80
+	select ATH79_DEV_WMAC
+
 config ATH79_MACH_HORNET_UB
 	bool "ALFA Network Hornet-UB board support"
 	select SOC_AR933X
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/Makefile b/target/linux/ar71xx/files/arch/mips/ath79/Makefile
index 021168cb33..0c024c8a08 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/Makefile
+++ b/target/linux/ar71xx/files/arch/mips/ath79/Makefile
@@ -39,6 +39,7 @@ obj-$(CONFIG_ATH79_ROUTERBOOT)		+= routerboot.o
 # Machines
 #
 obj-$(CONFIG_ATH79_MACH_ALFA_AP96)	+= mach-alfa-ap96.o
+obj-$(CONFIG_ATH79_MACH_ALFA_AP120C)	+= mach-alfa-ap120c.o
 obj-$(CONFIG_ATH79_MACH_ALFA_NX)	+= mach-alfa-nx.o
 obj-$(CONFIG_ATH79_MACH_ALL0258N)	+= mach-all0258n.o
 obj-$(CONFIG_ATH79_MACH_ALL0315N)	+= mach-all0315n.o
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-alfa-ap120c.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-alfa-ap120c.c
new file mode 100644
index 0000000000..f71275c035
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-alfa-ap120c.c
@@ -0,0 +1,147 @@
+/*
+ *  ALFA Network AP120C board support
+ *
+ *  Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
+ *  Copyright (C) 2016 Luka Perkov <luka@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/spi/spi.h>
+#include <linux/ar8216_platform.h>
+#include <linux/ath9k_platform.h>
+
+#include <asm/mach-ath79/ath79.h>
+#include <asm/mach-ath79/ar71xx_regs.h>
+
+#include "common.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-ap9x-pci.h"
+#include "dev-wmac.h"
+#include "machtypes.h"
+
+#define ALFA_AP120C_GPIO_LED	0
+
+#define ALFA_AP120C_GPIO_BUTTON_WIFI	16
+
+#define ALFA_AP120C_GPIO_WATCH_DOG	20
+
+#define ALFA_AP120C_KEYS_POLL_INTERVAL		20	/* msecs */
+#define ALFA_AP120C_KEYS_DEBOUNCE_INTERVAL	(3 * ALFA_AP120C_KEYS_POLL_INTERVAL)
+
+#define ALFA_AP120C_MAC_OFFSET		0x1002
+#define ALFA_AP120C_CAL0_OFFSET		0x1000
+
+static struct gpio_keys_button alfa_ap120c_gpio_keys[] __initdata = {
+	{
+		.desc		= "Wireless button",
+		.type		= EV_KEY,
+		.code		= KEY_RFKILL,
+		.debounce_interval = ALFA_AP120C_KEYS_DEBOUNCE_INTERVAL,
+		.gpio		= ALFA_AP120C_GPIO_BUTTON_WIFI,
+		.active_low	= 1,
+	}
+};
+
+static struct gpio_led alfa_ap120c_leds_gpio[] __initdata = {
+	{
+			.name		= "ap120c:red:wlan",
+			.gpio		= ALFA_AP120C_GPIO_LED,
+			.active_low = 0,
+	}
+};
+
+static struct ar8327_pad_cfg ap120c_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 ap120c_ar8327_data = {
+	.pad0_cfg = &ap120c_ar8327_pad0_cfg,
+	.port0_cfg = {
+		.force_link = 1,
+		.speed = AR8327_PORT_SPEED_1000,
+		.duplex = 1,
+		.txpause = 1,
+		.rxpause = 1,
+	},
+};
+
+static struct mdio_board_info ap120c_mdio0_info[] = {
+	{
+		.bus_id = "ag71xx-mdio.0",
+		.phy_addr = 0,
+		.platform_data = &ap120c_ar8327_data,
+	},
+};
+
+static struct flash_platform_data flash __initdata = { NULL, NULL, 0 };
+
+#define ALFA_AP120C_LAN_PHYMASK		BIT(5)
+#define ALFA_AP120C_MDIO_PHYMASK	ALFA_AP120C_LAN_PHYMASK
+
+static void __init alfa_ap120c_init(void)
+{
+	u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
+	u8 mac[ETH_ALEN];
+
+	struct ath9k_platform_data *pdata;
+
+	ath79_register_leds_gpio(-1, ARRAY_SIZE(alfa_ap120c_leds_gpio),
+								alfa_ap120c_leds_gpio);
+	ath79_register_gpio_keys_polled(-1, ALFA_AP120C_KEYS_POLL_INTERVAL,
+									ARRAY_SIZE(alfa_ap120c_gpio_keys),
+									alfa_ap120c_gpio_keys);
+
+	ath79_gpio_function_enable(AR71XX_GPIO_FUNC_SPI_CS1_EN |
+								AR71XX_GPIO_FUNC_SPI_CS2_EN);
+
+	ath79_register_m25p80_multi(&flash);
+
+	ath79_init_mac(mac, art + ALFA_AP120C_MAC_OFFSET, 1);
+	ath79_register_wmac(art + ALFA_AP120C_CAL0_OFFSET, mac);
+
+	ath79_init_mac(mac, art + ALFA_AP120C_MAC_OFFSET, 2);
+	ap91_pci_init(NULL, mac);
+	pdata = ap9x_pci_get_wmac_data(0);
+	if (!pdata) {
+		pr_err("ap120c: unable to get address of wlan data\n");
+		return;
+	}
+	pdata->use_eeprom = true;
+
+	ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0 |
+								BIT(15) | BIT(17) | BIT(19) | BIT(21));
+
+	ath79_register_mdio(0, 0x0);
+
+	ath79_init_mac(ath79_eth0_data.mac_addr, art + ALFA_AP120C_MAC_OFFSET, 0);
+
+	mdiobus_register_board_info(ap120c_mdio0_info, ARRAY_SIZE(ap120c_mdio0_info));
+
+	ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+	ath79_eth0_data.phy_mask = ALFA_AP120C_LAN_PHYMASK;
+
+	ath79_eth0_pll_data.pll_1000 = 0x42000000;
+	ath79_eth0_pll_data.pll_10 = 0x00001313;
+
+	ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
+
+	ath79_register_eth(0);
+}
+
+MIPS_MACHINE(ATH79_MACH_ALFA_AP120C, "ALFA-AP120C", "ALFA Network AP120C",
+			alfa_ap120c_init);
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h b/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h
index e63e71762b..43e2897231 100644
--- a/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h
+++ b/target/linux/ar71xx/files/arch/mips/ath79/machtypes.h
@@ -18,6 +18,7 @@ enum ath79_mach_type {
 	ATH79_MACH_GENERIC_OF = -1,	/* Device tree board */
 	ATH79_MACH_GENERIC = 0,
 	ATH79_MACH_ALFA_AP96,		/* ALFA Network AP96 board */
+	ATH79_MACH_ALFA_AP120C,         /* ALFA Network AP120 board */
 	ATH79_MACH_ALFA_NX,		/* ALFA Network N2/N5 board */
 	ATH79_MACH_ALL0258N,		/* Allnet ALL0258N */
 	ATH79_MACH_ALL0305,		/* Allnet ALL0305 */