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e1ab1fcace
Signed-off-by: Gabor Juhos <juhosg@openwrt.org> git-svn-id: svn://svn.openwrt.org/openwrt/trunk@34846 3c298f89-4303-0410-b956-a3cf2f4a3e73
339 lines
8.5 KiB
C
339 lines
8.5 KiB
C
/*
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* MikroTik RouterBOARD 750/750GL support
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*
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* Copyright (C) 2010-2012 Gabor Juhos <juhosg@openwrt.org>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*/
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#include <linux/export.h>
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#include <linux/pci.h>
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#include <linux/ath9k_platform.h>
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#include <linux/platform_device.h>
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#include <linux/phy.h>
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#include <linux/ar8216_platform.h>
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#include <linux/rle.h>
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#include <linux/routerboot.h>
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#include <asm/mach-ath79/ar71xx_regs.h>
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#include <asm/mach-ath79/ath79.h>
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#include <asm/mach-ath79/irq.h>
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#include <asm/mach-ath79/mach-rb750.h>
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#include "common.h"
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#include "dev-ap9x-pci.h"
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#include "dev-usb.h"
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#include "dev-eth.h"
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#include "machtypes.h"
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#include "routerboot.h"
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static struct rb750_led_data rb750_leds[] = {
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{
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.name = "rb750:green:act",
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.mask = RB750_LED_ACT,
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.active_low = 1,
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}, {
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.name = "rb750:green:port1",
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.mask = RB750_LED_PORT5,
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.active_low = 1,
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}, {
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.name = "rb750:green:port2",
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.mask = RB750_LED_PORT4,
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.active_low = 1,
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}, {
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.name = "rb750:green:port3",
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.mask = RB750_LED_PORT3,
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.active_low = 1,
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}, {
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.name = "rb750:green:port4",
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.mask = RB750_LED_PORT2,
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.active_low = 1,
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}, {
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.name = "rb750:green:port5",
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.mask = RB750_LED_PORT1,
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.active_low = 1,
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}
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};
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static struct rb750_led_data rb750gr3_leds[] = {
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{
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.name = "rb750:green:act",
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.mask = RB7XX_LED_ACT,
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.active_low = 1,
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},
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};
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static struct rb750_led_platform_data rb750_leds_data;
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static struct platform_device rb750_leds_device = {
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.name = "leds-rb750",
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.dev = {
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.platform_data = &rb750_leds_data,
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}
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};
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static struct rb7xx_nand_platform_data rb750_nand_data;
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static struct platform_device rb750_nand_device = {
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.name = "rb750-nand",
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.id = -1,
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.dev = {
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.platform_data = &rb750_nand_data,
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}
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};
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static void rb750_latch_change(u32 mask_clr, u32 mask_set)
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{
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static DEFINE_SPINLOCK(lock);
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static u32 latch_set = RB750_LED_BITS | RB750_LVC573_LE;
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static u32 latch_oe;
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static u32 latch_clr;
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unsigned long flags;
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u32 t;
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spin_lock_irqsave(&lock, flags);
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if ((mask_clr & BIT(31)) != 0 &&
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(latch_set & RB750_LVC573_LE) == 0) {
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goto unlock;
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}
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latch_set = (latch_set | mask_set) & ~mask_clr;
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latch_clr = (latch_clr | mask_clr) & ~mask_set;
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if (latch_oe == 0)
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latch_oe = __raw_readl(ath79_gpio_base + AR71XX_GPIO_REG_OE);
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if (likely(latch_set & RB750_LVC573_LE)) {
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void __iomem *base = ath79_gpio_base;
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t = __raw_readl(base + AR71XX_GPIO_REG_OE);
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t |= mask_clr | latch_oe | mask_set;
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__raw_writel(t, base + AR71XX_GPIO_REG_OE);
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__raw_writel(latch_clr, base + AR71XX_GPIO_REG_CLEAR);
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__raw_writel(latch_set, base + AR71XX_GPIO_REG_SET);
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} else if (mask_clr & RB750_LVC573_LE) {
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void __iomem *base = ath79_gpio_base;
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latch_oe = __raw_readl(base + AR71XX_GPIO_REG_OE);
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__raw_writel(RB750_LVC573_LE, base + AR71XX_GPIO_REG_CLEAR);
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/* flush write */
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__raw_readl(base + AR71XX_GPIO_REG_CLEAR);
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}
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unlock:
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spin_unlock_irqrestore(&lock, flags);
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}
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static void rb750_nand_enable_pins(void)
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{
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rb750_latch_change(RB750_LVC573_LE, 0);
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ath79_gpio_function_setup(AR724X_GPIO_FUNC_JTAG_DISABLE,
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AR724X_GPIO_FUNC_SPI_EN);
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}
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static void rb750_nand_disable_pins(void)
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{
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ath79_gpio_function_setup(AR724X_GPIO_FUNC_SPI_EN,
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AR724X_GPIO_FUNC_JTAG_DISABLE);
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rb750_latch_change(0, RB750_LVC573_LE);
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}
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static void __init rb750_setup(void)
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{
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ath79_gpio_function_disable(AR724X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
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AR724X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
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AR724X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
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AR724X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
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AR724X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
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ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0);
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ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 1);
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ath79_register_mdio(0, 0x0);
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/* LAN ports */
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ath79_register_eth(1);
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/* WAN port */
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ath79_register_eth(0);
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rb750_leds_data.num_leds = ARRAY_SIZE(rb750_leds);
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rb750_leds_data.leds = rb750_leds;
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rb750_leds_data.latch_change = rb750_latch_change;
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platform_device_register(&rb750_leds_device);
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rb750_nand_data.nce_line = RB750_NAND_NCE;
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rb750_nand_data.enable_pins = rb750_nand_enable_pins;
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rb750_nand_data.disable_pins = rb750_nand_disable_pins;
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rb750_nand_data.latch_change = rb750_latch_change;
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platform_device_register(&rb750_nand_device);
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}
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MIPS_MACHINE(ATH79_MACH_RB_750, "750i", "MikroTik RouterBOARD 750",
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rb750_setup);
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static struct ar8327_pad_cfg rb750gr3_ar8327_pad0_cfg = {
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.mode = AR8327_PAD_MAC_RGMII,
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.txclk_delay_en = true,
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.rxclk_delay_en = true,
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.txclk_delay_sel = AR8327_CLK_DELAY_SEL1,
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.rxclk_delay_sel = AR8327_CLK_DELAY_SEL2,
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};
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static struct ar8327_platform_data rb750gr3_ar8327_data = {
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.pad0_cfg = &rb750gr3_ar8327_pad0_cfg,
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.port0_cfg = {
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.force_link = 1,
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.speed = AR8327_PORT_SPEED_1000,
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.duplex = 1,
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.txpause = 1,
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.rxpause = 1,
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}
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};
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static struct mdio_board_info rb750g3_mdio_info[] = {
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{
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.bus_id = "ag71xx-mdio.0",
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.phy_addr = 0,
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.platform_data = &rb750gr3_ar8327_data,
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},
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};
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static void rb750gr3_nand_enable_pins(void)
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{
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ath79_gpio_function_setup(AR724X_GPIO_FUNC_JTAG_DISABLE,
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AR724X_GPIO_FUNC_SPI_EN |
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AR724X_GPIO_FUNC_SPI_CS_EN2);
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}
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static void rb750gr3_nand_disable_pins(void)
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{
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ath79_gpio_function_setup(AR724X_GPIO_FUNC_SPI_EN |
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AR724X_GPIO_FUNC_SPI_CS_EN2,
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AR724X_GPIO_FUNC_JTAG_DISABLE);
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}
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static void rb750gr3_latch_change(u32 mask_clr, u32 mask_set)
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{
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static DEFINE_SPINLOCK(lock);
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static u32 latch_set = RB7XX_LED_ACT;
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static u32 latch_clr;
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void __iomem *base = ath79_gpio_base;
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unsigned long flags;
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u32 t;
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spin_lock_irqsave(&lock, flags);
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latch_set = (latch_set | mask_set) & ~mask_clr;
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latch_clr = (latch_clr | mask_clr) & ~mask_set;
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mask_set = latch_set & (RB7XX_USB_POWERON | RB7XX_MONITOR);
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mask_clr = latch_clr & (RB7XX_USB_POWERON | RB7XX_MONITOR);
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if ((latch_set ^ RB7XX_LED_ACT) & RB7XX_LED_ACT) {
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/* enable output mode */
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t = __raw_readl(base + AR71XX_GPIO_REG_OE);
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t |= RB7XX_LED_ACT;
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__raw_writel(t, base + AR71XX_GPIO_REG_OE);
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mask_clr |= RB7XX_LED_ACT;
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} else {
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/* disable output mode */
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t = __raw_readl(base + AR71XX_GPIO_REG_OE);
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t &= ~RB7XX_LED_ACT;
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__raw_writel(t, base + AR71XX_GPIO_REG_OE);
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}
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__raw_writel(mask_set, base + AR71XX_GPIO_REG_SET);
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__raw_writel(mask_clr, base + AR71XX_GPIO_REG_CLEAR);
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spin_unlock_irqrestore(&lock, flags);
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}
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static void __init rb750gr3_setup(void)
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{
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ath79_register_mdio(0, 0x0);
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mdiobus_register_board_info(rb750g3_mdio_info,
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ARRAY_SIZE(rb750g3_mdio_info));
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ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0);
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ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
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ath79_eth0_data.phy_mask = BIT(0);
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ath79_eth0_pll_data.pll_1000 = 0x62000000;
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ath79_register_eth(0);
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rb750_leds_data.num_leds = ARRAY_SIZE(rb750gr3_leds);
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rb750_leds_data.leds = rb750gr3_leds;
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rb750_leds_data.latch_change = rb750gr3_latch_change;
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platform_device_register(&rb750_leds_device);
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rb750_nand_data.nce_line = RB7XX_NAND_NCE;
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rb750_nand_data.enable_pins = rb750gr3_nand_enable_pins;
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rb750_nand_data.disable_pins = rb750gr3_nand_disable_pins;
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rb750_nand_data.latch_change = rb750gr3_latch_change;
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platform_device_register(&rb750_nand_device);
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}
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MIPS_MACHINE(ATH79_MACH_RB_750G_R3, "750Gr3", "MikroTik RouterBOARD 750GL",
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rb750gr3_setup);
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#define RB751_HARDCONFIG 0x1f00b000
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#define RB751_HARDCONFIG_SIZE 0x1000
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#define RB751_MAC_ADDRESS_OFFSET 0xE80
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static void __init rb751_wlan_setup(void)
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{
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u8 *hardconfig = (u8 *) KSEG1ADDR(RB751_HARDCONFIG);
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struct ath9k_platform_data *wmac_data;
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u16 tag_len;
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u8 *tag;
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int err;
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wmac_data = ap9x_pci_get_wmac_data(0);
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if (!wmac_data) {
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pr_err("rb75x: unable to get address of wlan data\n");
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return;
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}
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ap9x_pci_setup_wmac_led_pin(0, 9);
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err = routerboot_find_tag(hardconfig, RB751_HARDCONFIG_SIZE,
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RB_ID_WLAN_DATA, &tag, &tag_len);
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if (err) {
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pr_err("rb75x: no calibration data found\n");
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return;
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}
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err = rle_decode(tag, tag_len, (unsigned char *) wmac_data->eeprom_data,
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sizeof(wmac_data->eeprom_data), NULL, NULL);
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if (err) {
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pr_err("rb75x: unable to decode wlan eeprom data\n");
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return;
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}
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ap91_pci_init(NULL, hardconfig + RB751_MAC_ADDRESS_OFFSET);
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}
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static void __init rb751_setup(void)
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{
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rb750_setup();
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ath79_register_usb();
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rb751_wlan_setup();
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}
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MIPS_MACHINE(ATH79_MACH_RB_751, "751", "MikroTik RouterBOARD 751",
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rb751_setup);
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static void __init rb751g_setup(void)
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{
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rb750gr3_setup();
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ath79_register_usb();
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rb751_wlan_setup();
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}
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MIPS_MACHINE(ATH79_MACH_RB_751G, "751g", "MikroTik RouterBOARD 751G",
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rb751g_setup);
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