openwrt/target/linux/ar71xx/files/arch/mips/ath79/mach-wnr2000-v3.c
John Crispin 1cdd3403ba ar71xx: WNR1000v2: fix for random WLAN MAC
Fix for invalid/random WLAN MAC address in WNR1000v2. Permanent platform
MAC is calculated and assigned during system startup. WLAN MAC follows
wired Ethernet interface addresses. This is the same fix as for WNR2000v3
and WNR612v2.

Signed-off-by: Michal Cieslakiewicz <michal.cieslakiewicz@wp.pl>

SVN-Revision: 49051
2016-03-20 14:41:58 +00:00

490 lines
14 KiB
C

/*
* NETGEAR WNR2000v3/WNR612v2/WNR1000v2/WPN824N board support
*
* Copyright (C) 2015 Hartmut Knaack <knaack.h@gmx.de>
* Copyright (C) 2013 Mathieu Olivari <mathieu.olivari@gmail.com>
* Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
* Copyright (C) 2008-2009 Andy Boyett <agb@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/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/kernel.h> /* for max() macro */
#include <linux/platform_device.h> /* PLATFORM_DEVID_AUTO is defined here */
#include <asm/mach-ath79/ath79.h>
#include <asm/mach-ath79/ar71xx_regs.h> /* needed to disable switch LEDs */
#include "common.h" /* needed to disable switch LEDs */
#include "dev-ap9x-pci.h"
#include "dev-eth.h"
#include "dev-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-m25p80.h"
#include "machtypes.h"
/* WNR2000v3 - connected through AR7241 */
#define WNR2000V3_GPIO_LED_WAN_GREEN 0
#define WNR2000V3_GPIO_LED_LAN1_AMBER 1
#define WNR2000V3_GPIO_LED_LAN2_AMBER 6
#define WNR2000V3_GPIO_LED_WPS_GREEN 7
#define WNR2000V3_GPIO_LED_LAN3_AMBER 8
#define WNR2000V3_GPIO_BTN_WPS 11
#define WNR2000V3_GPIO_LED_LAN4_AMBER 12
#define WNR2000V3_GPIO_LED_LAN1_GREEN 13
#define WNR2000V3_GPIO_LED_LAN2_GREEN 14
#define WNR2000V3_GPIO_LED_LAN3_GREEN 15
#define WNR2000V3_GPIO_LED_LAN4_GREEN 16
#define WNR2000V3_GPIO_LED_WAN_AMBER 17
/* WNR2000v3 - connected through AR9287 */
#define WNR2000V3_GPIO_WMAC_LED_WLAN_BLUE 1
#define WNR2000V3_GPIO_WMAC_LED_TEST_AMBER 2
#define WNR2000V3_GPIO_WMAC_LED_POWER_GREEN 3
#define WNR2000V3_GPIO_WMAC_BTN_RESET 8
#define WNR2000V3_GPIO_WMAC_BTN_RFKILL 9
/* WNR612v2 - connected through AR7241 */
#define WNR612V2_GPIO_LED_POWER_GREEN 11
#define WNR612V2_GPIO_LED_LAN1_GREEN 13
#define WNR612V2_GPIO_LED_LAN2_GREEN 14
#define WNR612V2_GPIO_LED_WAN_GREEN 17
/* WNR612v2 - connected through AR9285 */
#define WNR612V2_GPIO_WMAC_LED_WLAN_GREEN 1
#define WNR612V2_GPIO_WMAC_BTN_RESET 7
#define WNR1000V2_GPIO_LED_PWR_AMBER 1
#define WNR1000V2_GPIO_LED_PWR_GREEN 11
/* Connected through AR7240 */
#define WPN824N_GPIO_LED_WAN_AMBER 0
#define WPN824N_GPIO_LED_STATUS_AMBER 1
#define WPN824N_GPIO_LED_LAN1_AMBER 6 /* AR724X_GPIO_FUNC_JTAG_DISABLE */
#define WPN824N_GPIO_LED_LAN2_AMBER 7 /* AR724X_GPIO_FUNC_JTAG_DISABLE */
#define WPN824N_GPIO_LED_LAN3_AMBER 8 /* AR724X_GPIO_FUNC_JTAG_DISABLE */
#define WPN824N_GPIO_LED_LAN4_AMBER 12
#define WPN824N_GPIO_LED_LAN1_GREEN 13
#define WPN824N_GPIO_LED_LAN2_GREEN 14
#define WPN824N_GPIO_LED_LAN3_GREEN 15 /* AR724X_GPIO_FUNC_CLK_OBS3_EN */
#define WPN824N_GPIO_LED_LAN4_GREEN 16
#define WPN824N_GPIO_LED_WAN_GREEN 17
/* Connected through AR9285 */
#define WPN824N_WGPIO_LED_PWR_GREEN 0
#define WPN824N_WGPIO_LED_WLAN_BLUE 1
#define WPN824N_WGPIO_LED_WPS1_BLUE 5
#define WPN824N_WGPIO_LED_WPS2_BLUE 9
#define WPN824N_WGPIO_LED_TEST_AMBER 10
#define WPN824N_WGPIO_BTN_PUSH 6 /* currently unused */
#define WPN824N_WGPIO_BTN_RESET 7 /* currently unused */
#define WPN824N_WGPIO_BTN_WLAN 8 /* currently unused */
#define WNR2000V3_KEYS_POLL_INTERVAL 20 /* msecs */
#define WNR2000V3_KEYS_DEBOUNCE_INTERVAL (3 * WNR2000V3_KEYS_POLL_INTERVAL)
/* ART offsets for: WNR2000v3, WNR612v2, WNR1000v2 */
#define WNR2000V3_MAC0_OFFSET 0
#define WNR2000V3_MAC1_OFFSET 6
#define WNR2000V3_PCIE_CALDATA_OFFSET 0x1000
#define WNR2000V3_WMAC_OFFSET 0x108c /* wireless MAC is inside ART */
static struct gpio_led wnr2000v3_leds_gpio[] __initdata = {
{
.name = "netgear:green:wan",
.gpio = WNR2000V3_GPIO_LED_WAN_GREEN,
.active_low = 1,
}, {
.name = "netgear:amber:lan1",
.gpio = WNR2000V3_GPIO_LED_LAN1_AMBER,
.active_low = 1,
}, {
.name = "netgear:amber:lan2",
.gpio = WNR2000V3_GPIO_LED_LAN2_AMBER,
.active_low = 1,
}, {
.name = "netgear:amber:lan3",
.gpio = WNR2000V3_GPIO_LED_LAN3_AMBER,
.active_low = 1,
}, {
.name = "netgear:amber:lan4",
.gpio = WNR2000V3_GPIO_LED_LAN4_AMBER,
.active_low = 1,
}, {
.name = "netgear:green:wps",
.gpio = WNR2000V3_GPIO_LED_WPS_GREEN,
.active_low = 1,
}, {
.name = "netgear:green:lan1",
.gpio = WNR2000V3_GPIO_LED_LAN1_GREEN,
.active_low = 1,
}, {
.name = "netgear:green:lan2",
.gpio = WNR2000V3_GPIO_LED_LAN2_GREEN,
.active_low = 1,
}, {
.name = "netgear:green:lan3",
.gpio = WNR2000V3_GPIO_LED_LAN3_GREEN,
.active_low = 1,
}, {
.name = "netgear:green:lan4",
.gpio = WNR2000V3_GPIO_LED_LAN4_GREEN,
.active_low = 1,
}, {
.name = "netgear:amber:wan",
.gpio = WNR2000V3_GPIO_LED_WAN_AMBER,
.active_low = 1,
}
};
static struct gpio_led wnr2000v3_wmac_leds_gpio[] = {
{
.name = "netgear:green:power",
.gpio = WNR2000V3_GPIO_WMAC_LED_POWER_GREEN,
.active_low = 1,
.default_state = LEDS_GPIO_DEFSTATE_ON,
}, {
.name = "netgear:amber:test",
.gpio = WNR2000V3_GPIO_WMAC_LED_TEST_AMBER,
.active_low = 1,
}
};
static const char *wnr2000v3_wmac_led_name = "netgear:blue:wlan";
static struct gpio_led wnr612v2_leds_gpio[] __initdata = {
{
.name = "netgear:green:power",
.gpio = WNR612V2_GPIO_LED_POWER_GREEN,
.active_low = 1,
}, {
.name = "netgear:green:lan1",
.gpio = WNR612V2_GPIO_LED_LAN1_GREEN,
.active_low = 1,
}, {
.name = "netgear:green:lan2",
.gpio = WNR612V2_GPIO_LED_LAN2_GREEN,
.active_low = 1,
}, {
.name = "netgear:green:wan",
.gpio = WNR612V2_GPIO_LED_WAN_GREEN,
.active_low = 1,
}
};
static const char *wnr612v2_wmac_led_name = "netgear:green:wlan";
static struct gpio_led wnr1000v2_leds_gpio[] __initdata = {
{
.name = "netgear:green:power",
.gpio = WNR1000V2_GPIO_LED_PWR_GREEN,
.active_low = 1,
}, {
.name = "netgear:amber:power",
.gpio = WNR1000V2_GPIO_LED_PWR_AMBER,
.active_low = 1,
}
};
static struct gpio_led wpn824n_leds_gpio[] __initdata = {
{
.name = "netgear:amber:wan",
.gpio = WPN824N_GPIO_LED_WAN_AMBER,
.active_low = 1,
}, {
.name = "netgear:amber:status",
.gpio = WPN824N_GPIO_LED_STATUS_AMBER,
.active_low = 1,
}, {
.name = "netgear:amber:lan1",
.gpio = WPN824N_GPIO_LED_LAN1_AMBER,
.active_low = 1,
}, {
.name = "netgear:amber:lan2",
.gpio = WPN824N_GPIO_LED_LAN2_AMBER,
.active_low = 1,
}, {
.name = "netgear:amber:lan3",
.gpio = WPN824N_GPIO_LED_LAN3_AMBER,
.active_low = 1,
}, {
.name = "netgear:amber:lan4",
.gpio = WPN824N_GPIO_LED_LAN4_AMBER,
.active_low = 1,
}, {
.name = "netgear:green:lan1",
.gpio = WPN824N_GPIO_LED_LAN1_GREEN,
.active_low = 1,
}, {
.name = "netgear:green:lan2",
.gpio = WPN824N_GPIO_LED_LAN2_GREEN,
.active_low = 1,
}, {
.name = "netgear:green:lan3",
.gpio = WPN824N_GPIO_LED_LAN3_GREEN,
.active_low = 1,
}, {
.name = "netgear:green:lan4",
.gpio = WPN824N_GPIO_LED_LAN4_GREEN,
.active_low = 1,
}, {
.name = "netgear:green:wan",
.gpio = WPN824N_GPIO_LED_WAN_GREEN,
.active_low = 1,
}
};
static struct gpio_led wpn824n_wmac_leds_gpio[] = {
{
.name = "netgear:green:power",
.gpio = WPN824N_WGPIO_LED_PWR_GREEN,
.active_low = 1,
}, {
.name = "netgear:blue:wlan",
.gpio = WPN824N_WGPIO_LED_WLAN_BLUE,
.active_low = 1,
}, {
.name = "netgear:blue:wps1",
.gpio = WPN824N_WGPIO_LED_WPS1_BLUE,
.active_low = 1,
}, {
.name = "netgear:blue:wps2",
.gpio = WPN824N_WGPIO_LED_WPS2_BLUE,
.active_low = 1,
}, {
.name = "netgear:amber:test",
.gpio = WPN824N_WGPIO_LED_TEST_AMBER,
.active_low = 1,
}
};
static struct gpio_keys_button wnr2000v3_keys_gpio[] __initdata = {
{
.desc = "wps",
.type = EV_KEY,
.code = KEY_WPS_BUTTON,
.debounce_interval = WNR2000V3_KEYS_DEBOUNCE_INTERVAL,
.gpio = WNR2000V3_GPIO_BTN_WPS,
.active_low = 1,
}
};
static struct gpio_keys_button wnr2000v3_wmac_keys_gpio[] = {
{
.desc = "reset",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = WNR2000V3_KEYS_DEBOUNCE_INTERVAL,
.gpio = WNR2000V3_GPIO_WMAC_BTN_RESET,
.active_low = 1,
}, {
.desc = "rfkill",
.type = EV_KEY,
.code = KEY_RFKILL,
.debounce_interval = WNR2000V3_KEYS_DEBOUNCE_INTERVAL,
.gpio = WNR2000V3_GPIO_WMAC_BTN_RFKILL,
.active_low = 1,
}
};
static struct gpio_keys_button wnr612v2_wmac_keys_gpio[] = {
{
.desc = "reset",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = WNR2000V3_KEYS_DEBOUNCE_INTERVAL,
.gpio = WNR612V2_GPIO_WMAC_BTN_RESET,
.active_low = 1,
}
};
/*
* For WNR2000v3 ART flash area used for WLAN MAC is usually empty (0xff)
* so ath9k driver uses random MAC instead each time module is loaded.
* To fix that, assign permanent WLAN MAC equal to ethN's MAC plus 1,
* so network interfaces get sequential addresses.
* If ART wireless MAC address field has been filled by user, use it.
*/
static void __init wnr_get_wmac(u8 *wmac_gen_addr, int mac0_art_offset,
int mac1_art_offset, int wmac_art_offset)
{
u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
u8 *eth0_mac_addr = (u8 *) (art + mac0_art_offset);
u8 *eth1_mac_addr = (u8 *) (art + mac1_art_offset);
u8 *wlan_mac_addr = (u8 *) (art + wmac_art_offset);
/* only 0xff if all bits are set - address is invalid, empty area */
if ((wlan_mac_addr[0] & wlan_mac_addr[1] & wlan_mac_addr[2] &
wlan_mac_addr[3] & wlan_mac_addr[4] & wlan_mac_addr[5]) == 0xff) {
memcpy(wmac_gen_addr, eth0_mac_addr, 5);
wmac_gen_addr[5] = max(eth0_mac_addr[5], eth1_mac_addr[5]) + 1;
/* Avoid potential conflict in case max(0xff,0x00)+1==0x00 */
if (!wmac_gen_addr[5])
wmac_gen_addr[5] = 1;
} else
memcpy(wmac_gen_addr, wlan_mac_addr, 6);
}
static void __init wnr_common_setup(u8 *wmac_addr)
{
u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
ath79_register_mdio(0, 0x0);
ath79_init_mac(ath79_eth0_data.mac_addr, art+WNR2000V3_MAC0_OFFSET, 0);
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
ath79_eth0_data.speed = SPEED_100;
ath79_eth0_data.duplex = DUPLEX_FULL;
ath79_init_mac(ath79_eth1_data.mac_addr, art+WNR2000V3_MAC1_OFFSET, 0);
ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
ath79_eth1_data.phy_mask = 0x10;
ath79_register_eth(0);
ath79_register_eth(1);
ath79_register_m25p80(NULL);
ap91_pci_init(art + WNR2000V3_PCIE_CALDATA_OFFSET, wmac_addr);
}
static void __init wnr2000v3_setup(void)
{
u8 wlan_mac_addr[6];
/*
* Disable JTAG to use all AR724X GPIO LEDs.
* Also disable CLKs and bit 20 as u-boot does.
* Finally, allow OS to control all link LEDs.
*/
ath79_gpio_function_setup(AR724X_GPIO_FUNC_JTAG_DISABLE |
AR724X_GPIO_FUNC_UART_EN,
AR724X_GPIO_FUNC_CLK_OBS1_EN |
AR724X_GPIO_FUNC_CLK_OBS2_EN |
AR724X_GPIO_FUNC_CLK_OBS3_EN |
AR724X_GPIO_FUNC_CLK_OBS4_EN |
AR724X_GPIO_FUNC_CLK_OBS5_EN |
AR724X_GPIO_FUNC_GE0_MII_CLK_EN |
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 |
BIT(20));
wnr_get_wmac(wlan_mac_addr, WNR2000V3_MAC0_OFFSET,
WNR2000V3_MAC1_OFFSET, WNR2000V3_WMAC_OFFSET);
wnr_common_setup(wlan_mac_addr);
ath79_register_leds_gpio(-1, ARRAY_SIZE(wnr2000v3_leds_gpio),
wnr2000v3_leds_gpio);
/* Do not use id=-1, we can have more GPIO key-polled devices */
ath79_register_gpio_keys_polled(PLATFORM_DEVID_AUTO,
WNR2000V3_KEYS_POLL_INTERVAL,
ARRAY_SIZE(wnr2000v3_keys_gpio),
wnr2000v3_keys_gpio);
ap9x_pci_setup_wmac_led_pin(0, WNR2000V3_GPIO_WMAC_LED_WLAN_BLUE);
ap9x_pci_setup_wmac_led_name(0, wnr2000v3_wmac_led_name);
ap9x_pci_setup_wmac_leds(0, wnr2000v3_wmac_leds_gpio,
ARRAY_SIZE(wnr2000v3_wmac_leds_gpio));
ap9x_pci_setup_wmac_btns(0, wnr2000v3_wmac_keys_gpio,
ARRAY_SIZE(wnr2000v3_wmac_keys_gpio),
WNR2000V3_KEYS_POLL_INTERVAL);
}
MIPS_MACHINE(ATH79_MACH_WNR2000_V3, "WNR2000V3", "NETGEAR WNR2000 V3", wnr2000v3_setup);
static void __init wnr612v2_setup(void)
{
u8 wlan_mac_addr[6];
/*
* Disable JTAG and CLKs. Allow OS to control all link LEDs.
* Note: U-Boot for WNR612v2 sets undocumented bit 15 but
* we leave it for now.
*/
ath79_gpio_function_setup(AR724X_GPIO_FUNC_JTAG_DISABLE |
AR724X_GPIO_FUNC_UART_EN,
AR724X_GPIO_FUNC_CLK_OBS1_EN |
AR724X_GPIO_FUNC_CLK_OBS2_EN |
AR724X_GPIO_FUNC_CLK_OBS3_EN |
AR724X_GPIO_FUNC_CLK_OBS4_EN |
AR724X_GPIO_FUNC_CLK_OBS5_EN |
AR724X_GPIO_FUNC_GE0_MII_CLK_EN |
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);
wnr_get_wmac(wlan_mac_addr, WNR2000V3_MAC0_OFFSET,
WNR2000V3_MAC1_OFFSET, WNR2000V3_WMAC_OFFSET);
wnr_common_setup(wlan_mac_addr);
ath79_register_leds_gpio(-1, ARRAY_SIZE(wnr612v2_leds_gpio),
wnr612v2_leds_gpio);
/*
* This device has no buttons on AR7241 GPIO and no extra LEDs
* connected to AR9285 so setup is simpler than for WNR2000v3.
*/
ap9x_pci_setup_wmac_led_pin(0, WNR612V2_GPIO_WMAC_LED_WLAN_GREEN);
ap9x_pci_setup_wmac_led_name(0, wnr612v2_wmac_led_name);
ap9x_pci_setup_wmac_leds(0, NULL, 0);
ap9x_pci_setup_wmac_btns(0, wnr612v2_wmac_keys_gpio,
ARRAY_SIZE(wnr612v2_wmac_keys_gpio),
WNR2000V3_KEYS_POLL_INTERVAL);
}
MIPS_MACHINE(ATH79_MACH_WNR612_V2, "WNR612V2", "NETGEAR WNR612 V2", wnr612v2_setup);
static void __init wnr1000v2_setup(void)
{
u8 wlan_mac_addr[6];
wnr_get_wmac(wlan_mac_addr, WNR2000V3_MAC0_OFFSET,
WNR2000V3_MAC1_OFFSET, WNR2000V3_WMAC_OFFSET);
wnr_common_setup(wlan_mac_addr);
ath79_register_leds_gpio(-1, ARRAY_SIZE(wnr1000v2_leds_gpio),
wnr1000v2_leds_gpio);
}
MIPS_MACHINE(ATH79_MACH_WNR1000_V2, "WNR1000V2", "NETGEAR WNR1000 V2", wnr1000v2_setup);
static void __init wpn824n_setup(void)
{
ath79_gpio_function_setup(AR724X_GPIO_FUNC_JTAG_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 |
AR724X_GPIO_FUNC_CLK_OBS3_EN);
wnr_common_setup(NULL);
ath79_register_leds_gpio(-1, ARRAY_SIZE(wpn824n_leds_gpio),
wpn824n_leds_gpio);
ap9x_pci_setup_wmac_led_pin(0, WPN824N_WGPIO_LED_WLAN_BLUE);
ap9x_pci_setup_wmac_leds(0, wpn824n_wmac_leds_gpio,
ARRAY_SIZE(wpn824n_wmac_leds_gpio));
}
MIPS_MACHINE(ATH79_MACH_WPN824N, "WPN824N", "NETGEAR WPN824N", wpn824n_setup);