2 * MikroTik RouterBOARD 750/750GL support
4 * Copyright (C) 2010-2012 Gabor Juhos <juhosg@openwrt.org>
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 as published
8 * by the Free Software Foundation.
11 #include <linux/export.h>
12 #include <linux/pci.h>
13 #include <linux/ath9k_platform.h>
14 #include <linux/platform_device.h>
15 #include <linux/phy.h>
16 #include <linux/ar8216_platform.h>
17 #include <linux/rle.h>
19 #include <asm/mach-ath79/ar71xx_regs.h>
20 #include <asm/mach-ath79/ath79.h>
21 #include <asm/mach-ath79/irq.h>
22 #include <asm/mach-ath79/mach-rb750.h>
25 #include "dev-ap9x-pci.h"
28 #include "machtypes.h"
30 static struct rb750_led_data rb750_leds[] = {
32 .name = "rb750:green:act",
33 .mask = RB750_LED_ACT,
36 .name = "rb750:green:port1",
37 .mask = RB750_LED_PORT5,
40 .name = "rb750:green:port2",
41 .mask = RB750_LED_PORT4,
44 .name = "rb750:green:port3",
45 .mask = RB750_LED_PORT3,
48 .name = "rb750:green:port4",
49 .mask = RB750_LED_PORT2,
52 .name = "rb750:green:port5",
53 .mask = RB750_LED_PORT1,
58 static struct rb750_led_data rb750gr3_leds[] = {
60 .name = "rb750:green:act",
61 .mask = RB7XX_LED_ACT,
66 static struct rb750_led_platform_data rb750_leds_data;
67 static struct platform_device rb750_leds_device = {
70 .platform_data = &rb750_leds_data,
74 static struct rb7xx_nand_platform_data rb750_nand_data;
75 static struct platform_device rb750_nand_device = {
79 .platform_data = &rb750_nand_data,
83 static void rb750_latch_change(u32 mask_clr, u32 mask_set)
85 static DEFINE_SPINLOCK(lock);
86 static u32 latch_set = RB750_LED_BITS | RB750_LVC573_LE;
92 spin_lock_irqsave(&lock, flags);
94 if ((mask_clr & BIT(31)) != 0 &&
95 (latch_set & RB750_LVC573_LE) == 0) {
99 latch_set = (latch_set | mask_set) & ~mask_clr;
100 latch_clr = (latch_clr | mask_clr) & ~mask_set;
103 latch_oe = __raw_readl(ath79_gpio_base + AR71XX_GPIO_REG_OE);
105 if (likely(latch_set & RB750_LVC573_LE)) {
106 void __iomem *base = ath79_gpio_base;
108 t = __raw_readl(base + AR71XX_GPIO_REG_OE);
109 t |= mask_clr | latch_oe | mask_set;
111 __raw_writel(t, base + AR71XX_GPIO_REG_OE);
112 __raw_writel(latch_clr, base + AR71XX_GPIO_REG_CLEAR);
113 __raw_writel(latch_set, base + AR71XX_GPIO_REG_SET);
114 } else if (mask_clr & RB750_LVC573_LE) {
115 void __iomem *base = ath79_gpio_base;
117 latch_oe = __raw_readl(base + AR71XX_GPIO_REG_OE);
118 __raw_writel(RB750_LVC573_LE, base + AR71XX_GPIO_REG_CLEAR);
120 __raw_readl(base + AR71XX_GPIO_REG_CLEAR);
124 spin_unlock_irqrestore(&lock, flags);
127 static void rb750_nand_enable_pins(void)
129 rb750_latch_change(RB750_LVC573_LE, 0);
130 ath79_gpio_function_setup(AR724X_GPIO_FUNC_JTAG_DISABLE,
131 AR724X_GPIO_FUNC_SPI_EN);
134 static void rb750_nand_disable_pins(void)
136 ath79_gpio_function_setup(AR724X_GPIO_FUNC_SPI_EN,
137 AR724X_GPIO_FUNC_JTAG_DISABLE);
138 rb750_latch_change(0, RB750_LVC573_LE);
141 static void __init rb750_setup(void)
143 ath79_gpio_function_disable(AR724X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
144 AR724X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
145 AR724X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
146 AR724X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
147 AR724X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
149 ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0);
150 ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 1);
152 ath79_register_mdio(0, 0x0);
155 ath79_register_eth(1);
158 ath79_register_eth(0);
160 rb750_leds_data.num_leds = ARRAY_SIZE(rb750_leds);
161 rb750_leds_data.leds = rb750_leds;
162 rb750_leds_data.latch_change = rb750_latch_change;
163 platform_device_register(&rb750_leds_device);
165 rb750_nand_data.nce_line = RB750_NAND_NCE;
166 rb750_nand_data.enable_pins = rb750_nand_enable_pins;
167 rb750_nand_data.disable_pins = rb750_nand_disable_pins;
168 rb750_nand_data.latch_change = rb750_latch_change;
169 platform_device_register(&rb750_nand_device);
172 MIPS_MACHINE(ATH79_MACH_RB_750, "750i", "MikroTik RouterBOARD 750",
175 static struct ar8327_pad_cfg rb750gr3_ar8327_pad0_cfg = {
176 .mode = AR8327_PAD_MAC_RGMII,
177 .txclk_delay_en = true,
178 .rxclk_delay_en = true,
179 .txclk_delay_sel = AR8327_CLK_DELAY_SEL1,
180 .rxclk_delay_sel = AR8327_CLK_DELAY_SEL2,
183 static struct ar8327_platform_data rb750gr3_ar8327_data = {
184 .pad0_cfg = &rb750gr3_ar8327_pad0_cfg,
187 .speed = AR8327_PORT_SPEED_100,
194 static struct mdio_board_info rb750g3_mdio_info[] = {
196 .bus_id = "ag71xx-mdio.0",
198 .platform_data = &rb750gr3_ar8327_data,
202 static void rb750gr3_nand_enable_pins(void)
204 ath79_gpio_function_setup(AR724X_GPIO_FUNC_JTAG_DISABLE,
205 AR724X_GPIO_FUNC_SPI_EN |
206 AR724X_GPIO_FUNC_SPI_CS_EN2);
209 static void rb750gr3_nand_disable_pins(void)
211 ath79_gpio_function_setup(AR724X_GPIO_FUNC_SPI_EN |
212 AR724X_GPIO_FUNC_SPI_CS_EN2,
213 AR724X_GPIO_FUNC_JTAG_DISABLE);
216 static void rb750gr3_latch_change(u32 mask_clr, u32 mask_set)
218 static DEFINE_SPINLOCK(lock);
219 static u32 latch_set = RB7XX_LED_ACT;
220 static u32 latch_clr;
221 void __iomem *base = ath79_gpio_base;
225 spin_lock_irqsave(&lock, flags);
227 latch_set = (latch_set | mask_set) & ~mask_clr;
228 latch_clr = (latch_clr | mask_clr) & ~mask_set;
230 mask_set = latch_set & (RB7XX_USB_POWERON | RB7XX_MONITOR);
231 mask_clr = latch_clr & (RB7XX_USB_POWERON | RB7XX_MONITOR);
233 if ((latch_set ^ RB7XX_LED_ACT) & RB7XX_LED_ACT) {
234 /* enable output mode */
235 t = __raw_readl(base + AR71XX_GPIO_REG_OE);
237 __raw_writel(t, base + AR71XX_GPIO_REG_OE);
239 mask_clr |= RB7XX_LED_ACT;
241 /* disable output mode */
242 t = __raw_readl(base + AR71XX_GPIO_REG_OE);
244 __raw_writel(t, base + AR71XX_GPIO_REG_OE);
247 __raw_writel(mask_set, base + AR71XX_GPIO_REG_SET);
248 __raw_writel(mask_clr, base + AR71XX_GPIO_REG_CLEAR);
250 spin_unlock_irqrestore(&lock, flags);
253 static void __init rb750gr3_setup(void)
255 ath79_register_mdio(0, 0x0);
256 mdiobus_register_board_info(rb750g3_mdio_info,
257 ARRAY_SIZE(rb750g3_mdio_info));
259 ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0);
260 ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
261 ath79_eth0_data.phy_mask = BIT(0);
263 ath79_register_eth(0);
265 rb750_leds_data.num_leds = ARRAY_SIZE(rb750gr3_leds);
266 rb750_leds_data.leds = rb750gr3_leds;
267 rb750_leds_data.latch_change = rb750gr3_latch_change;
268 platform_device_register(&rb750_leds_device);
270 rb750_nand_data.nce_line = RB7XX_NAND_NCE;
271 rb750_nand_data.enable_pins = rb750gr3_nand_enable_pins;
272 rb750_nand_data.disable_pins = rb750gr3_nand_disable_pins;
273 rb750_nand_data.latch_change = rb750gr3_latch_change;
274 platform_device_register(&rb750_nand_device);
277 MIPS_MACHINE(ATH79_MACH_RB_750G_R3, "750Gr3", "MikroTik RouterBOARD 750GL",
280 #define RB751_HARDCONFIG 0x1f00b000
281 #define RB751_MAC_ADDRESS_OFFSET 0xE80
282 #define RB751_CALDATA_OFFSET 0x27C
283 #define RB751_CALDATA_SIZE 0xc00
285 static void __init rb751_wlan_setup(void)
287 u8 *hardconfig = (u8 *) KSEG1ADDR(RB751_HARDCONFIG);
288 struct ath9k_platform_data *wmac_data;
291 wmac_data = ap9x_pci_get_wmac_data(0);
293 pr_err("rb75x: unable to get address of wlan data\n");
297 ap9x_pci_setup_wmac_led_pin(0, 9);
299 err = rle_decode(hardconfig + RB751_CALDATA_OFFSET,
301 (unsigned char *) wmac_data->eeprom_data,
302 sizeof(wmac_data->eeprom_data),
305 pr_err("rb75x: unable to decode wlan eeprom data\n");
309 ap91_pci_init(NULL, hardconfig + RB751_MAC_ADDRESS_OFFSET);
312 static void __init rb751_setup(void)
315 ath79_register_usb();
319 MIPS_MACHINE(ATH79_MACH_RB_751, "751", "MikroTik RouterBOARD 751",
322 static void __init rb751g_setup(void)
325 ath79_register_usb();
329 MIPS_MACHINE(ATH79_MACH_RB_751G, "751g", "MikroTik RouterBOARD 751G",