add experimental support for the AP83-040 board
SVN-Revision: 16316
This commit is contained in:
Gabor Juhos
parent
0755481965
commit
782cd2cf27
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@ -9,6 +9,7 @@
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* by the Free Software Foundation.
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*/
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#include <linux/delay.h>
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#include <linux/platform_device.h>
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#include <linux/input.h>
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#include <linux/mtd/mtd.h>
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@ -16,6 +17,7 @@
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#include <linux/mtd/physmap.h>
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#include <linux/spi/spi.h>
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#include <linux/spi/spi_gpio.h>
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#include <linux/spi/vsc7385.h>
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#include <asm/mips_machine.h>
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#include <asm/mach-ar71xx/ar71xx.h>
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@ -28,10 +30,10 @@
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#define AP83_GPIO_BTN_JUMPSTART 12
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#define AP83_GPIO_BTN_RESET 21
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#define AP83_GPIO_VSC7385_CS 1
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#define AP83_GPIO_VSC7385_MISO 3
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#define AP83_GPIO_VSC7385_MOSI 16
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#define AP83_GPIO_VSC7385_SCK 17
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#define AP83_050_GPIO_VSC7385_CS 1
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#define AP83_050_GPIO_VSC7385_MISO 3
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#define AP83_050_GPIO_VSC7385_MOSI 16
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#define AP83_050_GPIO_VSC7385_SCK 17
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#ifdef CONFIG_MTD_PARTITIONS
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static struct mtd_partition ap83_flash_partitions[] = {
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@ -126,23 +128,65 @@ static struct gpio_button ap83_gpio_buttons[] __initdata = {
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}
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};
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static struct spi_gpio_platform_data ap83_spi_data = {
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.miso = AP83_GPIO_VSC7385_MISO,
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.mosi = AP83_GPIO_VSC7385_MOSI,
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.sck = AP83_GPIO_VSC7385_SCK,
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static struct resource ap83_040_spi_resources[] = {
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[0] = {
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.start = AR71XX_SPI_BASE,
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.end = AR71XX_SPI_BASE + AR71XX_SPI_SIZE - 1,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct platform_device ap83_040_spi_device = {
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.name = "ap83-spi",
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.id = 0,
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.resource = ap83_040_spi_resources,
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.num_resources = ARRAY_SIZE(ap83_040_spi_resources),
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};
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static struct spi_gpio_platform_data ap83_050_spi_data = {
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.miso = AP83_050_GPIO_VSC7385_MISO,
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.mosi = AP83_050_GPIO_VSC7385_MOSI,
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.sck = AP83_050_GPIO_VSC7385_SCK,
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.num_chipselect = 1,
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};
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static struct platform_device ap83_spi_device = {
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static struct platform_device ap83_050_spi_device = {
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.name = "spi_gpio",
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.id = 0,
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.dev = {
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.platform_data = &ap83_spi_data,
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.platform_data = &ap83_050_spi_data,
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}
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};
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static void __init ap83_setup(void)
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static void ap83_vsc7385_reset(void)
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{
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ar71xx_device_stop(RESET_MODULE_GE1_PHY);
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udelay(10);
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ar71xx_device_start(RESET_MODULE_GE1_PHY);
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mdelay(50);
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}
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static struct vsc7385_platform_data ap83_vsc7385_data = {
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.reset = ap83_vsc7385_reset,
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};
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static struct spi_board_info ap83_spi_info[] = {
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{
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.bus_num = 0,
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.chip_select = 0,
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.max_speed_hz = 25000000,
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.modalias = "spi-vsc7385",
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.platform_data = &ap83_vsc7385_data,
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.controller_data = (void *) AP83_050_GPIO_VSC7385_CS,
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}
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};
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static void __init ap83_generic_setup(void)
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{
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u8 *mac = (u8 *) KSEG1ADDR(0x1fff1000);
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ar71xx_set_mac_base(mac);
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ar71xx_add_device_mdio(0xfffffffe);
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ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
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@ -169,8 +213,43 @@ static void __init ap83_setup(void)
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ar91xx_add_device_wmac();
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platform_device_register(&ap83_spi_device);
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platform_device_register(&ap83_flash_device);
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spi_register_board_info(ap83_spi_info, ARRAY_SIZE(ap83_spi_info));
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}
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static void __init ap83_040_setup(void)
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{
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ar71xx_flash_lock_enable();
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ap83_generic_setup();
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platform_device_register(&ap83_040_spi_device);
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}
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static void __init ap83_050_setup(void)
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{
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ap83_generic_setup();
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platform_device_register(&ap83_050_spi_device);
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}
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static void __init ap83_setup(void)
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{
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u8 *board_id = (u8 *) KSEG1ADDR(0x1fff1244);
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unsigned int board_version;
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board_version = (unsigned int)(board_id[0] - '0');
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board_version += ((unsigned int)(board_id[1] - '0')) * 10;
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switch (board_version) {
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case 40:
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ap83_040_setup();
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break;
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case 50:
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ap83_050_setup();
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break;
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default:
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printk(KERN_WARNING "AP83-%03u board is not yet supported\n",
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board_version);
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}
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}
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MIPS_MACHINE(AR71XX_MACH_AP83, "Atheros AP83", ap83_setup);
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@ -0,0 +1,14 @@
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/*
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* Platform data definition for the Vitesse VSC7385 ethernet switch driver
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*
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* Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*/
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struct vsc7385_platform_data {
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void (* reset)(void);
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unsigned char *ucode_name;
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};
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