branch Attitude Adjustment

git-svn-id: svn://svn.openwrt.org/openwrt/branches/attitude_adjustment@33625 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 337 insertions, 0 deletions

diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c
new file mode 100644
index 000000000..bee8bdf9c
--- /dev/null
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c
@@ -0,0 +1,337 @@
+/*
+ *  MikroTik RouterBOARD 750/750GL support
+ *
+ *  Copyright (C) 2010-2012 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/export.h>
+#include <linux/pci.h>
+#include <linux/ath9k_platform.h>
+#include <linux/platform_device.h>
+#include <linux/phy.h>
+#include <linux/ar8216_platform.h>
+#include <linux/rle.h>
+#include <linux/routerboot.h>
+
+#include <asm/mach-ath79/ar71xx_regs.h>
+#include <asm/mach-ath79/ath79.h>
+#include <asm/mach-ath79/irq.h>
+#include <asm/mach-ath79/mach-rb750.h>
+
+#include "common.h"
+#include "dev-ap9x-pci.h"
+#include "dev-usb.h"
+#include "dev-eth.h"
+#include "machtypes.h"
+#include "routerboot.h"
+
+static struct rb750_led_data rb750_leds[] = {
+	{
+		.name		= "rb750:green:act",
+		.mask		= RB750_LED_ACT,
+		.active_low	= 1,
+	}, {
+		.name		= "rb750:green:port1",
+		.mask		= RB750_LED_PORT5,
+		.active_low	= 1,
+	}, {
+		.name		= "rb750:green:port2",
+		.mask		= RB750_LED_PORT4,
+		.active_low	= 1,
+	}, {
+		.name		= "rb750:green:port3",
+		.mask		= RB750_LED_PORT3,
+		.active_low	= 1,
+	}, {
+		.name		= "rb750:green:port4",
+		.mask		= RB750_LED_PORT2,
+		.active_low	= 1,
+	}, {
+		.name		= "rb750:green:port5",
+		.mask		= RB750_LED_PORT1,
+		.active_low	= 1,
+	}
+};
+
+static struct rb750_led_data rb750gr3_leds[] = {
+	{
+		.name		= "rb750:green:act",
+		.mask		= RB7XX_LED_ACT,
+		.active_low	= 1,
+	},
+};
+
+static struct rb750_led_platform_data rb750_leds_data;
+static struct platform_device rb750_leds_device = {
+	.name	= "leds-rb750",
+	.dev	= {
+		.platform_data = &rb750_leds_data,
+	}
+};
+
+static struct rb7xx_nand_platform_data rb750_nand_data;
+static struct platform_device rb750_nand_device = {
+	.name	= "rb750-nand",
+	.id	= -1,
+	.dev	= {
+		.platform_data = &rb750_nand_data,
+	}
+};
+
+static void rb750_latch_change(u32 mask_clr, u32 mask_set)
+{
+	static DEFINE_SPINLOCK(lock);
+	static u32 latch_set = RB750_LED_BITS | RB750_LVC573_LE;
+	static u32 latch_oe;
+	static u32 latch_clr;
+	unsigned long flags;
+	u32 t;
+
+	spin_lock_irqsave(&lock, flags);
+
+	if ((mask_clr & BIT(31)) != 0 &&
+	    (latch_set & RB750_LVC573_LE) == 0) {
+		goto unlock;
+	}
+
+	latch_set = (latch_set | mask_set) & ~mask_clr;
+	latch_clr = (latch_clr | mask_clr) & ~mask_set;
+
+	if (latch_oe == 0)
+		latch_oe = __raw_readl(ath79_gpio_base + AR71XX_GPIO_REG_OE);
+
+	if (likely(latch_set & RB750_LVC573_LE)) {
+		void __iomem *base = ath79_gpio_base;
+
+		t = __raw_readl(base + AR71XX_GPIO_REG_OE);
+		t |= mask_clr | latch_oe | mask_set;
+
+		__raw_writel(t, base + AR71XX_GPIO_REG_OE);
+		__raw_writel(latch_clr, base + AR71XX_GPIO_REG_CLEAR);
+		__raw_writel(latch_set, base + AR71XX_GPIO_REG_SET);
+	} else if (mask_clr & RB750_LVC573_LE) {
+		void __iomem *base = ath79_gpio_base;
+
+		latch_oe = __raw_readl(base + AR71XX_GPIO_REG_OE);
+		__raw_writel(RB750_LVC573_LE, base + AR71XX_GPIO_REG_CLEAR);
+		/* flush write */
+		__raw_readl(base + AR71XX_GPIO_REG_CLEAR);
+	}
+
+unlock:
+	spin_unlock_irqrestore(&lock, flags);
+}
+
+static void rb750_nand_enable_pins(void)
+{
+	rb750_latch_change(RB750_LVC573_LE, 0);
+	ath79_gpio_function_setup(AR724X_GPIO_FUNC_JTAG_DISABLE,
+				  AR724X_GPIO_FUNC_SPI_EN);
+}
+
+static void rb750_nand_disable_pins(void)
+{
+	ath79_gpio_function_setup(AR724X_GPIO_FUNC_SPI_EN,
+				  AR724X_GPIO_FUNC_JTAG_DISABLE);
+	rb750_latch_change(0, RB750_LVC573_LE);
+}
+
+static void __init rb750_setup(void)
+{
+	ath79_gpio_function_disable(AR724X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
+				     AR724X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
+				     AR724X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
+				     AR724X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
+				     AR724X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
+
+	ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0);
+	ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 1);
+
+	ath79_register_mdio(0, 0x0);
+
+	/* LAN ports */
+	ath79_register_eth(1);
+
+	/* WAN port */
+	ath79_register_eth(0);
+
+	rb750_leds_data.num_leds = ARRAY_SIZE(rb750_leds);
+	rb750_leds_data.leds = rb750_leds;
+	rb750_leds_data.latch_change = rb750_latch_change;
+	platform_device_register(&rb750_leds_device);
+
+	rb750_nand_data.nce_line = RB750_NAND_NCE;
+	rb750_nand_data.enable_pins = rb750_nand_enable_pins;
+	rb750_nand_data.disable_pins = rb750_nand_disable_pins;
+	rb750_nand_data.latch_change = rb750_latch_change;
+	platform_device_register(&rb750_nand_device);
+}
+
+MIPS_MACHINE(ATH79_MACH_RB_750, "750i", "MikroTik RouterBOARD 750",
+	     rb750_setup);
+
+static struct ar8327_pad_cfg rb750gr3_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 rb750gr3_ar8327_data = {
+	.pad0_cfg = &rb750gr3_ar8327_pad0_cfg,
+	.cpuport_cfg = {
+		.force_link = 1,
+		.speed = AR8327_PORT_SPEED_100,
+		.duplex = 1,
+		.txpause = 1,
+		.rxpause = 1,
+	}
+};
+
+static struct mdio_board_info rb750g3_mdio_info[] = {
+	{
+		.bus_id = "ag71xx-mdio.0",
+		.phy_addr = 0,
+		.platform_data = &rb750gr3_ar8327_data,
+	},
+};
+
+static void rb750gr3_nand_enable_pins(void)
+{
+	ath79_gpio_function_setup(AR724X_GPIO_FUNC_JTAG_DISABLE,
+				  AR724X_GPIO_FUNC_SPI_EN |
+				  AR724X_GPIO_FUNC_SPI_CS_EN2);
+}
+
+static void rb750gr3_nand_disable_pins(void)
+{
+	ath79_gpio_function_setup(AR724X_GPIO_FUNC_SPI_EN |
+				  AR724X_GPIO_FUNC_SPI_CS_EN2,
+				  AR724X_GPIO_FUNC_JTAG_DISABLE);
+}
+
+static void rb750gr3_latch_change(u32 mask_clr, u32 mask_set)
+{
+	static DEFINE_SPINLOCK(lock);
+	static u32 latch_set = RB7XX_LED_ACT;
+	static u32 latch_clr;
+	void __iomem *base = ath79_gpio_base;
+	unsigned long flags;
+	u32 t;
+
+	spin_lock_irqsave(&lock, flags);
+
+	latch_set = (latch_set | mask_set) & ~mask_clr;
+	latch_clr = (latch_clr | mask_clr) & ~mask_set;
+
+	mask_set = latch_set & (RB7XX_USB_POWERON | RB7XX_MONITOR);
+	mask_clr = latch_clr & (RB7XX_USB_POWERON | RB7XX_MONITOR);
+
+	if ((latch_set ^ RB7XX_LED_ACT) & RB7XX_LED_ACT) {
+		/* enable output mode */
+		t = __raw_readl(base + AR71XX_GPIO_REG_OE);
+		t |= RB7XX_LED_ACT;
+		__raw_writel(t, base + AR71XX_GPIO_REG_OE);
+
+		mask_clr |= RB7XX_LED_ACT;
+	} else {
+		/* disable output mode */
+		t = __raw_readl(base + AR71XX_GPIO_REG_OE);
+		t &= ~RB7XX_LED_ACT;
+		__raw_writel(t, base + AR71XX_GPIO_REG_OE);
+	}
+
+	__raw_writel(mask_set, base + AR71XX_GPIO_REG_SET);
+	__raw_writel(mask_clr, base + AR71XX_GPIO_REG_CLEAR);
+
+	spin_unlock_irqrestore(&lock, flags);
+}
+
+static void __init rb750gr3_setup(void)
+{
+	ath79_register_mdio(0, 0x0);
+	mdiobus_register_board_info(rb750g3_mdio_info,
+				    ARRAY_SIZE(rb750g3_mdio_info));
+
+	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 = BIT(0);
+
+	ath79_register_eth(0);
+
+	rb750_leds_data.num_leds = ARRAY_SIZE(rb750gr3_leds);
+	rb750_leds_data.leds = rb750gr3_leds;
+	rb750_leds_data.latch_change = rb750gr3_latch_change;
+	platform_device_register(&rb750_leds_device);
+
+	rb750_nand_data.nce_line = RB7XX_NAND_NCE;
+	rb750_nand_data.enable_pins = rb750gr3_nand_enable_pins;
+	rb750_nand_data.disable_pins = rb750gr3_nand_disable_pins;
+	rb750_nand_data.latch_change = rb750gr3_latch_change;
+	platform_device_register(&rb750_nand_device);
+}
+
+MIPS_MACHINE(ATH79_MACH_RB_750G_R3, "750Gr3", "MikroTik RouterBOARD 750GL",
+	     rb750gr3_setup);
+
+#define RB751_HARDCONFIG	0x1f00b000
+#define RB751_HARDCONFIG_SIZE	0x1000
+#define RB751_MAC_ADDRESS_OFFSET 0xE80
+
+static void __init rb751_wlan_setup(void)
+{
+	u8 *hardconfig = (u8 *) KSEG1ADDR(RB751_HARDCONFIG);
+	struct ath9k_platform_data *wmac_data;
+	u16 tag_len;
+	u8 *tag;
+	int err;
+
+	wmac_data = ap9x_pci_get_wmac_data(0);
+	if (!wmac_data) {
+		pr_err("rb75x: unable to get address of wlan data\n");
+		return;
+	}
+
+	ap9x_pci_setup_wmac_led_pin(0, 9);
+
+	err = routerboot_find_tag(hardconfig, RB751_HARDCONFIG_SIZE,
+				  RB_ID_WLAN_DATA, &tag, &tag_len);
+	if (err) {
+		pr_err("rb75x: no calibration data found\n");
+		return;
+	}
+
+	err = rle_decode(tag, tag_len, (unsigned char *) wmac_data->eeprom_data,
+			 sizeof(wmac_data->eeprom_data), NULL, NULL);
+	if (err) {
+		pr_err("rb75x: unable to decode wlan eeprom data\n");
+		return;
+	}
+
+	ap91_pci_init(NULL, hardconfig + RB751_MAC_ADDRESS_OFFSET);
+}
+
+static void __init rb751_setup(void)
+{
+	rb750_setup();
+	ath79_register_usb();
+	rb751_wlan_setup();
+}
+
+MIPS_MACHINE(ATH79_MACH_RB_751, "751", "MikroTik RouterBOARD 751",
+	     rb751_setup);
+
+static void __init rb751g_setup(void)
+{
+	rb750gr3_setup();
+	ath79_register_usb();
+	rb751_wlan_setup();
+}
+
+MIPS_MACHINE(ATH79_MACH_RB_751G, "751g", "MikroTik RouterBOARD 751G",
+	     rb751g_setup);