ar71xx: add linux 3.14 support

Signed-off-by: Zhao, Gang <gang.zhao.42@gmail.com>
Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 42038

1 files changed, 154 insertions, 0 deletions

diff --git a/target/linux/ar71xx/files-3.10/arch/mips/ath79/mach-alfa-ap96.c b/target/linux/ar71xx/files-3.10/arch/mips/ath79/mach-alfa-ap96.c
new file mode 100644
index 0000000000..15abb081fe
--- /dev/null
+++ b/target/linux/ar71xx/files-3.10/arch/mips/ath79/mach-alfa-ap96.c
@@ -0,0 +1,154 @@
+/*
+ *  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-ath79/ath79.h>
+#include <asm/mach-ath79/ar71xx_regs.h>
+
+#include "common.h"
+#include "dev-eth.h"
+#include "dev-gpio-buttons.h"
+#include "dev-spi.h"
+#include "dev-usb.h"
+#include "machtypes.h"
+#include "pci.h"
+
+#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 ath79_spi_controller_data ap96_spi0_cdata = {
+	.cs_type = ATH79_SPI_CS_TYPE_INTERNAL,
+	.cs_line = 0,
+	.is_flash = true,
+};
+
+static struct ath79_spi_controller_data ap96_spi1_cdata = {
+	.cs_type = ATH79_SPI_CS_TYPE_INTERNAL,
+	.cs_line = 1,
+};
+
+static struct ath79_spi_controller_data ap96_spi2_cdata = {
+	.cs_type = ATH79_SPI_CS_TYPE_INTERNAL,
+	.cs_line = 2,
+};
+
+static struct spi_board_info alfa_ap96_spi_info[] = {
+	{
+		.bus_num	= 0,
+		.chip_select	= 0,
+		.max_speed_hz	= 25000000,
+		.modalias	= "m25p80",
+		.controller_data = &ap96_spi0_cdata
+	}, {
+		.bus_num	= 0,
+		.chip_select	= 1,
+		.max_speed_hz	= 25000000,
+		.modalias	= "mmc_spi",
+		.platform_data	= &alfa_ap96_mmc_data,
+		.controller_data = &ap96_spi1_cdata
+	}, {
+		.bus_num	= 0,
+		.chip_select	= 2,
+		.max_speed_hz	= 6250000,
+		.modalias	= "rtc-pcf2123",
+		.controller_data = &ap96_spi2_cdata
+	},
+};
+
+static struct ath79_spi_platform_data alfa_ap96_spi_data = {
+	.bus_num		= 0,
+	.num_chipselect		= 3,
+};
+
+static void __init alfa_ap96_gpio_setup(void)
+{
+	ath79_gpio_function_enable(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();
+
+	ath79_register_mdio(0, ~ALFA_AP96_MDIO_PHYMASK);
+
+	ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0);
+	ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+	ath79_eth0_data.phy_mask = ALFA_AP96_WAN_PHYMASK;
+	ath79_eth1_pll_data.pll_1000 = 0x110000;
+
+	ath79_register_eth(0);
+
+	ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 1);
+	ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+	ath79_eth1_data.phy_mask = ALFA_AP96_LAN_PHYMASK;
+	ath79_eth1_pll_data.pll_1000 = 0x110000;
+
+	ath79_register_eth(1);
+
+	ath79_register_pci();
+	ath79_register_spi(&alfa_ap96_spi_data, alfa_ap96_spi_info,
+			   ARRAY_SIZE(alfa_ap96_spi_info));
+
+	ath79_register_gpio_keys_polled(-1, ALFA_AP96_KEYS_POLL_INTERVAL,
+					 ARRAY_SIZE(alfa_ap96_gpio_keys),
+					 alfa_ap96_gpio_keys);
+	ath79_register_usb();
+}
+
+MIPS_MACHINE(ATH79_MACH_ALFA_AP96, "ALFA-AP96", "ALFA Network AP96",
+	     alfa_ap96_init);