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/*
* OpenMesh OM5P-ACv2 support
*
* Copyright (C) 2013 Marek Lindner <marek@open-mesh.com>
* Copyright (C) 2014-2016 Sven Eckelmann <sven@open-mesh.com>
* Copyright (C) 2015 Open-Mesh - Jim Collar <jim.collar@eqware.net>
*
* 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/version.h>
#if LINUX_VERSION_CODE < KERNEL_VERSION(4,4,0)
#include <linux/mdio-gpio.h>
#else
#include <linux/platform_data/mdio-gpio.h>
#endif
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/platform_device.h>
#include <linux/i2c.h>
#include <linux/i2c-algo-bit.h>
#include <linux/i2c-gpio.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-gpio-buttons.h"
#include "dev-leds-gpio.h"
#include "dev-m25p80.h"
#include "dev-wmac.h"
#include "machtypes.h"
#include "pci.h"
#define OM5PACV2_GPIO_LED_POWER 14
#define OM5PACV2_GPIO_LED_GREEN 13
#define OM5PACV2_GPIO_LED_RED 23
#define OM5PACV2_GPIO_LED_YELLOW 15
#define OM5PACV2_GPIO_BTN_RESET 1
#define OM5PACV2_GPIO_I2C_SCL 18
#define OM5PACV2_GPIO_I2C_SDA 19
#define OM5PACV2_GPIO_PA_DCDC 2
#define OM5PACV2_GPIO_PA_HIGH 16
#define OM5PACV2_KEYS_POLL_INTERVAL 20 /* msecs */
#define OM5PACV2_KEYS_DEBOUNCE_INTERVAL (3 * OM5PACV2_KEYS_POLL_INTERVAL)
#define OM5PACV2_WMAC_CALDATA_OFFSET 0x1000
static struct gpio_led om5pacv2_leds_gpio[] __initdata = {
{
.name = "om5pac:blue:power",
.gpio = OM5PACV2_GPIO_LED_POWER,
.active_low = 1,
}, {
.name = "om5pac:red:wifi",
.gpio = OM5PACV2_GPIO_LED_RED,
.active_low = 1,
}, {
.name = "om5pac:yellow:wifi",
.gpio = OM5PACV2_GPIO_LED_YELLOW,
.active_low = 1,
}, {
.name = "om5pac:green:wifi",
.gpio = OM5PACV2_GPIO_LED_GREEN,
.active_low = 1,
}
};
static struct gpio_keys_button om5pacv2_gpio_keys[] __initdata = {
{
.desc = "reset",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = OM5PACV2_KEYS_DEBOUNCE_INTERVAL,
.gpio = OM5PACV2_GPIO_BTN_RESET,
.active_low = 1,
}
};
static struct i2c_gpio_platform_data om5pacv2_i2c_device_platdata = {
.sda_pin = OM5PACV2_GPIO_I2C_SDA,
.scl_pin = OM5PACV2_GPIO_I2C_SCL,
.udelay = 10,
.sda_is_open_drain = 1,
.scl_is_open_drain = 1,
};
static struct platform_device om5pacv2_i2c_device = {
.name = "i2c-gpio",
.id = 0,
.dev = {
.platform_data = &om5pacv2_i2c_device_platdata,
},
};
static struct i2c_board_info om5pacv2_i2c_devs[] __initdata = {
{
I2C_BOARD_INFO("tmp423", 0x4e),
},
};
static struct flash_platform_data om5pacv2_flash_data = {
.type = "mx25l12805d",
};
static struct at803x_platform_data om5pacv2_an_at803x_data = {
.disable_smarteee = 1,
.enable_rgmii_rx_delay = 1,
.enable_rgmii_tx_delay = 1,
};
static struct at803x_platform_data om5pacv2_an_at8031_data = {
.disable_smarteee = 1,
.enable_rgmii_rx_delay = 1,
.enable_rgmii_tx_delay = 1,
};
static struct mdio_board_info om5pacv2_an_mdio0_info[] = {
{
.bus_id = "ag71xx-mdio.0",
.phy_addr = 4,
.platform_data = &om5pacv2_an_at803x_data,
},
{
.bus_id = "ag71xx-mdio.1",
.phy_addr = 1,
.platform_data = &om5pacv2_an_at8031_data,
},
};
static void __init om5p_acv2_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 om5p_acv2_setup(void)
{
u8 *art = (u8 *)KSEG1ADDR(0x1fff0000);
u8 mac[6];
/* power amplifier high power, 4.2V at RFFM4203/4503 instead of 3.3 */
ath79_gpio_function_enable(QCA955X_GPIO_FUNC_JTAG_DISABLE);
ath79_gpio_output_select(OM5PACV2_GPIO_PA_DCDC, QCA955X_GPIO_OUT_GPIO);
ath79_gpio_output_select(OM5PACV2_GPIO_PA_HIGH, QCA955X_GPIO_OUT_GPIO);
gpio_request_one(OM5PACV2_GPIO_PA_DCDC, GPIOF_OUT_INIT_HIGH,
"PA DC/DC");
gpio_request_one(OM5PACV2_GPIO_PA_HIGH, GPIOF_OUT_INIT_HIGH, "PA HIGH");
/* temperature sensor */
platform_device_register(&om5pacv2_i2c_device);
i2c_register_board_info(0, om5pacv2_i2c_devs,
ARRAY_SIZE(om5pacv2_i2c_devs));
ath79_register_m25p80(&om5pacv2_flash_data);
ath79_register_leds_gpio(-1, ARRAY_SIZE(om5pacv2_leds_gpio),
om5pacv2_leds_gpio);
ath79_register_gpio_keys_polled(-1, OM5PACV2_KEYS_POLL_INTERVAL,
ARRAY_SIZE(om5pacv2_gpio_keys),
om5pacv2_gpio_keys);
ath79_init_mac(mac, art, 0x02);
ath79_register_wmac(art + OM5PACV2_WMAC_CALDATA_OFFSET, mac);
om5p_acv2_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN, 2, 2, 0, 0);
ath79_register_mdio(0, 0x0);
ath79_register_mdio(1, 0x0);
mdiobus_register_board_info(om5pacv2_an_mdio0_info,
ARRAY_SIZE(om5pacv2_an_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 PHY4 */
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(4);
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_mdio1_device.dev;
ath79_eth1_data.phy_mask = BIT(1);
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();
}
MIPS_MACHINE(ATH79_MACH_OM5P_ACv2, "OM5P-ACv2", "OpenMesh OM5P ACv2", om5p_acv2_setup);