mirror of https://github.com/hak5/openwrt-owl.git
133 lines
3.5 KiB
C
133 lines
3.5 KiB
C
/*
|
|
* ALFA Network AP96 board support
|
|
*
|
|
* Copyright (C) 2012 Gabor Juhos <juhosg@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/init.h>
|
|
#include <linux/bitops.h>
|
|
#include <linux/gpio.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/mmc/host.h>
|
|
#include <linux/spi/spi.h>
|
|
#include <linux/spi/mmc_spi.h>
|
|
|
|
#include <asm/mach-ath79/ath79.h>
|
|
#include <asm/mach-ath79/ar71xx_regs.h>
|
|
|
|
#include "common.h"
|
|
#include "dev-eth.h"
|
|
#include "dev-gpio-buttons.h"
|
|
#include "dev-spi.h"
|
|
#include "dev-usb.h"
|
|
#include "machtypes.h"
|
|
#include "pci.h"
|
|
|
|
#define ALFA_AP96_GPIO_PCIE_RESET 2
|
|
#define ALFA_AP96_GPIO_SIM_DETECT 3
|
|
#define ALFA_AP96_GPIO_MICROSD_CD 4
|
|
#define ALFA_AP96_GPIO_PCIE_W_DISABLE 5
|
|
|
|
#define ALFA_AP96_GPIO_BUTTON_RESET 11
|
|
|
|
#define ALFA_AP96_KEYS_POLL_INTERVAL 20 /* msecs */
|
|
#define ALFA_AP96_KEYS_DEBOUNCE_INTERVAL (3 * ALFA_AP96_KEYS_POLL_INTERVAL)
|
|
|
|
static struct gpio_keys_button alfa_ap96_gpio_keys[] __initdata = {
|
|
{
|
|
.desc = "Reset button",
|
|
.type = EV_KEY,
|
|
.code = KEY_RESTART,
|
|
.debounce_interval = ALFA_AP96_KEYS_DEBOUNCE_INTERVAL,
|
|
.gpio = ALFA_AP96_GPIO_BUTTON_RESET,
|
|
.active_low = 1,
|
|
}
|
|
};
|
|
|
|
static struct mmc_spi_platform_data alfa_ap96_mmc_data = {
|
|
.flags = MMC_SPI_USE_CD_GPIO,
|
|
.cd_gpio = ALFA_AP96_GPIO_MICROSD_CD,
|
|
.cd_debounce = 1,
|
|
.caps = MMC_CAP_NEEDS_POLL,
|
|
.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
|
|
};
|
|
|
|
static struct spi_board_info alfa_ap96_spi_info[] = {
|
|
{
|
|
.bus_num = 0,
|
|
.chip_select = 0,
|
|
.max_speed_hz = 25000000,
|
|
.modalias = "m25p80",
|
|
}, {
|
|
.bus_num = 0,
|
|
.chip_select = 1,
|
|
.max_speed_hz = 25000000,
|
|
.modalias = "mmc_spi",
|
|
.platform_data = &alfa_ap96_mmc_data,
|
|
}, {
|
|
.bus_num = 0,
|
|
.chip_select = 2,
|
|
.max_speed_hz = 6250000,
|
|
.modalias = "rtc-pcf2123",
|
|
},
|
|
};
|
|
|
|
static struct ath79_spi_platform_data alfa_ap96_spi_data = {
|
|
.bus_num = 0,
|
|
.num_chipselect = 3,
|
|
};
|
|
|
|
static void __init alfa_ap96_gpio_setup(void)
|
|
{
|
|
ath79_gpio_function_enable(AR71XX_GPIO_FUNC_SPI_CS1_EN |
|
|
AR71XX_GPIO_FUNC_SPI_CS2_EN);
|
|
|
|
gpio_request(ALFA_AP96_GPIO_MICROSD_CD, "microSD CD");
|
|
gpio_direction_input(ALFA_AP96_GPIO_MICROSD_CD);
|
|
gpio_request(ALFA_AP96_GPIO_PCIE_RESET, "PCIe reset");
|
|
gpio_direction_output(ALFA_AP96_GPIO_PCIE_RESET, 1);
|
|
gpio_request(ALFA_AP96_GPIO_PCIE_W_DISABLE, "PCIe write disable");
|
|
gpio_direction_output(ALFA_AP96_GPIO_PCIE_W_DISABLE, 1);
|
|
}
|
|
|
|
#define ALFA_AP96_WAN_PHYMASK BIT(4)
|
|
#define ALFA_AP96_LAN_PHYMASK BIT(5)
|
|
#define ALFA_AP96_MDIO_PHYMASK (ALFA_AP96_LAN_PHYMASK | ALFA_AP96_WAN_PHYMASK)
|
|
|
|
static void __init alfa_ap96_init(void)
|
|
{
|
|
alfa_ap96_gpio_setup();
|
|
|
|
ath79_register_mdio(0, ~ALFA_AP96_MDIO_PHYMASK);
|
|
|
|
ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0);
|
|
ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
|
|
ath79_eth0_data.phy_mask = ALFA_AP96_WAN_PHYMASK;
|
|
ath79_eth1_pll_data.pll_1000 = 0x110000;
|
|
|
|
ath79_register_eth(0);
|
|
|
|
ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 1);
|
|
ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
|
|
ath79_eth1_data.phy_mask = ALFA_AP96_LAN_PHYMASK;
|
|
ath79_eth1_pll_data.pll_1000 = 0x110000;
|
|
|
|
ath79_register_eth(1);
|
|
|
|
ath79_register_pci();
|
|
ath79_register_spi(&alfa_ap96_spi_data, alfa_ap96_spi_info,
|
|
ARRAY_SIZE(alfa_ap96_spi_info));
|
|
|
|
ath79_register_gpio_keys_polled(-1, ALFA_AP96_KEYS_POLL_INTERVAL,
|
|
ARRAY_SIZE(alfa_ap96_gpio_keys),
|
|
alfa_ap96_gpio_keys);
|
|
ath79_register_usb();
|
|
}
|
|
|
|
MIPS_MACHINE(ATH79_MACH_ALFA_AP96, "ALFA-AP96", "ALFA Network AP96",
|
|
alfa_ap96_init);
|