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[ar71xx] add experimental support for the AP83-040 board

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16316 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2009-06-03 19:54:25 +00:00
parent a599e7b2bd
commit 6c822bda7a
2 changed files with 105 additions and 12 deletions
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103
target/linux/ar71xx/files/arch/mips/ar71xx/mach-ap83.c
View File

@ -9,6 +9,7 @@
* by the Free Software Foundation.
*/
#include <linux/delay.h>
#include <linux/platform_device.h>
#include <linux/input.h>
#include <linux/mtd/mtd.h>
@ -16,6 +17,7 @@
#include <linux/mtd/physmap.h>
#include <linux/spi/spi.h>
#include <linux/spi/spi_gpio.h>
#include <linux/spi/vsc7385.h>
#include <asm/mips_machine.h>
#include <asm/mach-ar71xx/ar71xx.h>
@ -28,10 +30,10 @@
#define AP83_GPIO_BTN_JUMPSTART 12
#define AP83_GPIO_BTN_RESET 21
#define AP83_GPIO_VSC7385_CS 1
#define AP83_GPIO_VSC7385_MISO 3
#define AP83_GPIO_VSC7385_MOSI 16
#define AP83_GPIO_VSC7385_SCK 17
#define AP83_050_GPIO_VSC7385_CS 1
#define AP83_050_GPIO_VSC7385_MISO 3
#define AP83_050_GPIO_VSC7385_MOSI 16
#define AP83_050_GPIO_VSC7385_SCK 17
#ifdef CONFIG_MTD_PARTITIONS
static struct mtd_partition ap83_flash_partitions[] = {
@ -126,23 +128,65 @@ static struct gpio_button ap83_gpio_buttons[] __initdata = {
}
};
static struct spi_gpio_platform_data ap83_spi_data = {
.miso = AP83_GPIO_VSC7385_MISO,
.mosi = AP83_GPIO_VSC7385_MOSI,
.sck = AP83_GPIO_VSC7385_SCK,
static struct resource ap83_040_spi_resources[] = {
[0] = {
.start = AR71XX_SPI_BASE,
.end = AR71XX_SPI_BASE + AR71XX_SPI_SIZE - 1,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device ap83_040_spi_device = {
.name = "ap83-spi",
.id = 0,
.resource = ap83_040_spi_resources,
.num_resources = ARRAY_SIZE(ap83_040_spi_resources),
};
static struct spi_gpio_platform_data ap83_050_spi_data = {
.miso = AP83_050_GPIO_VSC7385_MISO,
.mosi = AP83_050_GPIO_VSC7385_MOSI,
.sck = AP83_050_GPIO_VSC7385_SCK,
.num_chipselect = 1,
};
static struct platform_device ap83_spi_device = {
static struct platform_device ap83_050_spi_device = {
.name = "spi_gpio",
.id = 0,
.dev = {
.platform_data = &ap83_spi_data,
.platform_data = &ap83_050_spi_data,
}
};
static void __init ap83_setup(void)
static void ap83_vsc7385_reset(void)
{
ar71xx_device_stop(RESET_MODULE_GE1_PHY);
udelay(10);
ar71xx_device_start(RESET_MODULE_GE1_PHY);
mdelay(50);
}
static struct vsc7385_platform_data ap83_vsc7385_data = {
.reset = ap83_vsc7385_reset,
};
static struct spi_board_info ap83_spi_info[] = {
{
.bus_num = 0,
.chip_select = 0,
.max_speed_hz = 25000000,
.modalias = "spi-vsc7385",
.platform_data = &ap83_vsc7385_data,
.controller_data = (void *) AP83_050_GPIO_VSC7385_CS,
}
};
static void __init ap83_generic_setup(void)
{
u8 *mac = (u8 *) KSEG1ADDR(0x1fff1000);
ar71xx_set_mac_base(mac);
ar71xx_add_device_mdio(0xfffffffe);
ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
@ -169,8 +213,43 @@ static void __init ap83_setup(void)
ar91xx_add_device_wmac();
platform_device_register(&ap83_spi_device);
platform_device_register(&ap83_flash_device);
spi_register_board_info(ap83_spi_info, ARRAY_SIZE(ap83_spi_info));
}
static void __init ap83_040_setup(void)
{
ar71xx_flash_lock_enable();
ap83_generic_setup();
platform_device_register(&ap83_040_spi_device);
}
static void __init ap83_050_setup(void)
{
ap83_generic_setup();
platform_device_register(&ap83_050_spi_device);
}
static void __init ap83_setup(void)
{
u8 *board_id = (u8 *) KSEG1ADDR(0x1fff1244);
unsigned int board_version;
board_version = (unsigned int)(board_id[0] - '0');
board_version += ((unsigned int)(board_id[1] - '0')) * 10;
switch (board_version) {
case 40:
ap83_040_setup();
break;
case 50:
ap83_050_setup();
break;
default:
printk(KERN_WARNING "AP83-%03u board is not yet supported\n",
board_version);
}
}
MIPS_MACHINE(AR71XX_MACH_AP83, "Atheros AP83", ap83_setup);

14
target/linux/ar71xx/files/include/linux/spi/vsc7385.h Normal file
View File

@ -0,0 +1,14 @@
/*
* Platform data definition for the Vitesse VSC7385 ethernet switch driver
*
* Copyright (C) 2009 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.
*/
struct vsc7385_platform_data {
void (* reset)(void);
unsigned char *ucode_name;
};