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/*
* PowerCloud Systems CR5000 support
*
* Copyright (c) 2011 Qualcomm Atheros
* Copyright (c) 2011-2012 Gabor Juhos <juhosg@openwrt.org>
* Copyright (c) 2012-2013 PowerCloud Systems
* Copyright (c) 2015 Daniel Dickinson <openwrt@daniel.thecshore.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include <linux/gpio.h>
#include <linux/pci.h>
#include <linux/phy.h>
#include <linux/platform_device.h>
#include <linux/ath9k_platform.h>
#include <linux/ar8216_platform.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-spi.h"
#include "dev-usb.h"
#include "dev-wmac.h"
#include "machtypes.h"
#define CR5000_GPIO_LED_WLAN_2G 14
#define CR5000_GPIO_LED_WPS 12
#define CR5000_GPIO_LED_POWER_AMBER 4
/* GPIO2 has to have JTAG disabled as it is also to
* power led
*/
#define CR5000_GPIO_LED_POWER_ENABLE 2
#define CR5000_GPIO_BTN_WPS 16
#define CR5000_GPIO_BTN_RESET 17
#define CR5000_KEYS_POLL_INTERVAL 20 /* msecs */
#define CR5000_KEYS_DEBOUNCE_INTERVAL (3 * CR5000_KEYS_POLL_INTERVAL)
#define CR5000_MAC0_OFFSET 0
#define CR5000_WMAC_CALDATA_OFFSET 0x1000
#define CR5000_WMAC_MAC_OFFSET 0x1002
#define CR5000_PCIE_CALDATA_OFFSET 0x5000
#define CR5000_PCIE_WMAC_OFFSET 0x5002
static struct gpio_led cr5000_leds_gpio[] __initdata = {
{
.name = "pcs:amber:power",
.gpio = CR5000_GPIO_LED_POWER_AMBER,
.active_low = 1,
},
{
.name = "pcs:white:wps",
.gpio = CR5000_GPIO_LED_WPS,
.active_low = 1,
},
{
.name = "pcs:blue:wlan",
.gpio = CR5000_GPIO_LED_WLAN_2G,
.active_low = 1,
},
};
static struct gpio_keys_button cr5000_gpio_keys[] __initdata = {
{
.desc = "WPS button",
.type = EV_KEY,
.code = KEY_WPS_BUTTON,
.debounce_interval = CR5000_KEYS_DEBOUNCE_INTERVAL,
.gpio = CR5000_GPIO_BTN_WPS,
.active_low = 1,
},
{
.desc = "Reset button",
.type = EV_KEY,
.code = KEY_RESTART,
.debounce_interval = CR5000_KEYS_DEBOUNCE_INTERVAL,
.gpio = CR5000_GPIO_BTN_RESET,
.active_low = 1,
},
};
static struct ar8327_pad_cfg cr5000_ar8327_pad0_cfg = {
.mode = AR8327_PAD_MAC_RGMII,
.txclk_delay_en = true,
.rxclk_delay_en = true,
.txclk_delay_sel = AR8327_CLK_DELAY_SEL1,
.rxclk_delay_sel = AR8327_CLK_DELAY_SEL2,
};
static struct ar8327_led_cfg cr5000_ar8327_led_cfg = {
.led_ctrl0 = 0xcc35cc35,
.led_ctrl1 = 0xca35ca35,
.led_ctrl2 = 0xc935c935,
.led_ctrl3 = 0x03ffff00,
.open_drain = true,
};
static struct ar8327_platform_data cr5000_ar8327_data = {
.pad0_cfg = &cr5000_ar8327_pad0_cfg,
.port0_cfg = {
.force_link = 1,
.speed = AR8327_PORT_SPEED_1000,
.duplex = 1,
.txpause = 1,
.rxpause = 1,
},
.led_cfg = &cr5000_ar8327_led_cfg,
};
static struct mdio_board_info cr5000_mdio0_info[] = {
{
.bus_id = "ag71xx-mdio.0",
.mdio_addr = 0,
.platform_data = &cr5000_ar8327_data,
},
};
static void __init cr5000_setup(void)
{
u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
struct ath9k_platform_data *pdata;
ath79_gpio_function_enable(AR934X_GPIO_FUNC_JTAG_DISABLE);
gpio_request_one(CR5000_GPIO_LED_POWER_ENABLE,
GPIOF_OUT_INIT_LOW, "Power LED enable");
ath79_gpio_output_select(CR5000_GPIO_LED_POWER_AMBER, AR934X_GPIO_OUT_GPIO);
ath79_gpio_output_select(CR5000_GPIO_LED_WLAN_2G, AR934X_GPIO_OUT_GPIO);
ath79_gpio_output_select(CR5000_GPIO_LED_WPS, AR934X_GPIO_OUT_GPIO);
ath79_register_m25p80(NULL);
ath79_register_leds_gpio(-1, ARRAY_SIZE(cr5000_leds_gpio),
cr5000_leds_gpio);
ath79_register_gpio_keys_polled(-1, CR5000_KEYS_POLL_INTERVAL,
ARRAY_SIZE(cr5000_gpio_keys),
cr5000_gpio_keys);
ath79_register_usb();
ath79_register_wmac(art + CR5000_WMAC_CALDATA_OFFSET, art + CR5000_WMAC_MAC_OFFSET);
ap91_pci_init(NULL, art + CR5000_PCIE_WMAC_OFFSET);
pdata = ap9x_pci_get_wmac_data(0);
if (pdata)
pdata->use_eeprom = true;
ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0);
ath79_register_mdio(0, 0x0);
ath79_init_mac(ath79_eth0_data.mac_addr, art + CR5000_MAC0_OFFSET, 0);
mdiobus_register_board_info(cr5000_mdio0_info,
ARRAY_SIZE(cr5000_mdio0_info));
/* GMAC0 is connected to an AR8327 switch */
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
ath79_eth0_data.phy_mask = BIT(0);
ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
ath79_eth0_pll_data.pll_1000 = 0x06000000;
ath79_register_eth(0);
}
MIPS_MACHINE(ATH79_MACH_CR5000, "CR5000", "PowerCloud Systems CR5000",
cr5000_setup);
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