openwrt/target/linux/ar71xx/files/arch/mips/ath79/mach-a60.c
Sven Eckelmann 72d8d8c6f3 ar71xx: add kernel support for the OpenMesh A60 board
Signed-off-by: Sven Eckelmann <sven.eckelmann@open-mesh.com>
2017-02-15 09:35:45 +01:00

161 lines
4.0 KiB
C

/*
* OpenMesh A60 support
*
* Copyright (C) 2013 Marek Lindner <marek@open-mesh.com>
* Copyright (C) 2014-2017 Sven Eckelmann <sven@open-mesh.com>
*
* 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/gpio.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/platform_device.h>
#include <linux/platform_data/phy-at803x.h>
#include <asm/mach-ath79/ar71xx_regs.h>
#include <asm/mach-ath79/ath79.h>
#include "common.h"
#include "dev-ap9x-pci.h"
#include "dev-eth.h"
#include "dev-leds-gpio.h"
#include "dev-gpio-buttons.h"
#include "dev-m25p80.h"
#include "dev-wmac.h"
#include "machtypes.h"
#include "pci.h"
#include "dev-usb.h"
#define A60_GPIO_LED_RED 22
#define A60_GPIO_LED_GREEN 23
#define A60_GPIO_LED_BLUE 13
#define A60_GPIO_BTN_RESET 17
#define A60_KEYS_POLL_INTERVAL 20 /* msecs */
#define A60_KEYS_DEBOUNCE_INTERVAL (3 * A60_KEYS_POLL_INTERVAL)
#define A60_WMAC_CALDATA_OFFSET 0x1000
static struct gpio_led a60_leds_gpio[] __initdata = {
{
.name = "a60:red:status",
.gpio = A60_GPIO_LED_RED,
}, {
.name = "a60:green:status",
.gpio = A60_GPIO_LED_GREEN,
}, {
.name = "a60:blue:status",
.gpio = A60_GPIO_LED_BLUE,
}
};
static struct gpio_keys_button a60_gpio_keys[] __initdata = {
{
.desc = "Reset button",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = A60_KEYS_DEBOUNCE_INTERVAL,
.gpio = A60_GPIO_BTN_RESET,
.active_low = 1,
},
};
static struct at803x_platform_data a60_at803x_data = {
.disable_smarteee = 1,
.enable_rgmii_rx_delay = 1,
.enable_rgmii_tx_delay = 1,
};
static struct mdio_board_info a60_mdio0_info[] = {
{
.bus_id = "ag71xx-mdio.0",
.phy_addr = 1,
.platform_data = &a60_at803x_data,
},
{
.bus_id = "ag71xx-mdio.0",
.phy_addr = 2,
.platform_data = &a60_at803x_data,
},
};
static void __init a60_setup_qca955x_eth_cfg(u32 mask,
unsigned int rxd,
unsigned int rxdv,
unsigned int txd,
unsigned int txe)
{
void __iomem *base;
u32 t;
base = ioremap(QCA955X_GMAC_BASE, QCA955X_GMAC_SIZE);
t = mask;
t |= rxd << QCA955X_ETH_CFG_RXD_DELAY_SHIFT;
t |= rxdv << QCA955X_ETH_CFG_RDV_DELAY_SHIFT;
t |= txd << QCA955X_ETH_CFG_TXD_DELAY_SHIFT;
t |= txe << QCA955X_ETH_CFG_TXE_DELAY_SHIFT;
__raw_writel(t, base + QCA955X_GMAC_REG_ETH_CFG);
iounmap(base);
}
static void __init a60_setup_common(void)
{
u8 *art = (u8 *)KSEG1ADDR(0x1fff0000);
u8 mac[6];
ath79_register_usb();
ath79_register_m25p80(NULL);
ath79_register_gpio_keys_polled(-1, A60_KEYS_POLL_INTERVAL,
ARRAY_SIZE(a60_gpio_keys),
a60_gpio_keys);
ath79_init_mac(mac, art, 0x02);
ath79_register_wmac(art + A60_WMAC_CALDATA_OFFSET, mac);
a60_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN, 3, 3, 0, 0);
ath79_register_mdio(0, 0x0);
mdiobus_register_board_info(a60_mdio0_info, ARRAY_SIZE(a60_mdio0_info));
ath79_init_mac(ath79_eth0_data.mac_addr, art, 0x00);
ath79_init_mac(ath79_eth1_data.mac_addr, art, 0x01);
/* GMAC0 is connected to the PHY1 */
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
ath79_eth0_data.phy_mask = BIT(1);
ath79_eth0_pll_data.pll_1000 = 0x82000101;
ath79_eth0_pll_data.pll_100 = 0x80000101;
ath79_eth0_pll_data.pll_10 = 0x80001313;
ath79_register_eth(0);
/* GMAC1 is connected to MDIO1 in SGMII mode */
ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
ath79_eth1_data.mii_bus_dev = &ath79_mdio0_device.dev;
ath79_eth1_data.phy_mask = BIT(2);
ath79_eth1_pll_data.pll_1000 = 0x03000101;
ath79_eth1_pll_data.pll_100 = 0x80000101;
ath79_eth1_pll_data.pll_10 = 0x80001313;
ath79_eth1_data.speed = SPEED_1000;
ath79_eth1_data.duplex = DUPLEX_FULL;
ath79_register_eth(1);
ath79_register_pci();
}
static void __init a60_setup(void)
{
ath79_register_leds_gpio(-1, ARRAY_SIZE(a60_leds_gpio), a60_leds_gpio);
a60_setup_common();
}
MIPS_MACHINE(ATH79_MACH_A60, "A60", "OpenMesh A60", a60_setup);