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325aeaa715
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@18695 3c298f89-4303-0410-b956-a3cf2f4a3e73
332 lines
8.0 KiB
C
332 lines
8.0 KiB
C
/*
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* Netgear WNDR3700 board support
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*
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* Copyright (C) 2009 Marco Porsch
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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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#include <linux/platform_device.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/partitions.h>
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#include <linux/spi/spi.h>
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#include <linux/spi/flash.h>
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#include <linux/input.h>
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#include <linux/pci.h>
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#include <linux/ath9k_platform.h>
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#include <linux/delay.h>
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#include <linux/rtl8366_smi.h>
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#include <asm/mips_machine.h>
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#include <asm/mach-ar71xx/ar71xx.h>
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#include <asm/mach-ar71xx/pci.h>
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#include "devices.h"
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#define WNDR3700_GPIO_LED_WPS_ORANGE 0
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#define WNDR3700_GPIO_LED_POWER_ORANGE 1
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#define WNDR3700_GPIO_LED_POWER_GREEN 2
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#define WNDR3700_GPIO_LED_WPS_GREEN 4
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#define WNDR3700_GPIO_BTN_WPS 3
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#define WNDR3700_GPIO_BTN_RESET 8
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#define WNDR3700_GPIO_BTN_WIFI 11
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#define WNDR3700_GPIO_RTL8366_SDA 5
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#define WNDR3700_GPIO_RTL8366_SCK 7
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#define WNDR3700_BUTTONS_POLL_INTERVAL 20
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#ifdef CONFIG_MTD_PARTITIONS
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static struct mtd_partition wndr3700_partitions[] = {
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{
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.name = "uboot",
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.offset = 0,
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.size = 0x050000,
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.mask_flags = MTD_WRITEABLE,
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} , {
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.name = "env",
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.offset = 0x050000,
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.size = 0x020000,
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.mask_flags = MTD_WRITEABLE,
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} , {
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.name = "rootfs",
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.offset = 0x070000,
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.size = 0x720000,
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} , {
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.name = "config",
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.offset = 0x790000,
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.size = 0x010000,
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.mask_flags = MTD_WRITEABLE,
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} , {
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.name = "config_bak",
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.offset = 0x7a0000,
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.size = 0x010000,
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.mask_flags = MTD_WRITEABLE,
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} , {
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.name = "pot",
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.offset = 0x7b0000,
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.size = 0x010000,
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.mask_flags = MTD_WRITEABLE,
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} , {
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.name = "traffic_meter",
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.offset = 0x7c0000,
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.size = 0x010000,
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.mask_flags = MTD_WRITEABLE,
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} , {
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.name = "language",
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.offset = 0x7d0000,
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.size = 0x020000,
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.mask_flags = MTD_WRITEABLE,
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} , {
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.name = "caldata",
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.offset = 0x7f0000,
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.size = 0x010000,
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.mask_flags = MTD_WRITEABLE,
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}
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};
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#endif /* CONFIG_MTD_PARTITIONS */
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static struct flash_platform_data wndr3700_flash_data = {
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#ifdef CONFIG_MTD_PARTITIONS
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.parts = wndr3700_partitions,
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.nr_parts = ARRAY_SIZE(wndr3700_partitions),
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#endif
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};
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#ifdef CONFIG_PCI
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static struct ar71xx_pci_irq wndr3700_pci_irqs[] __initdata = {
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{
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.slot = 0,
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.pin = 1,
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.irq = AR71XX_PCI_IRQ_DEV0,
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}, {
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.slot = 1,
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.pin = 1,
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.irq = AR71XX_PCI_IRQ_DEV1,
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}
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};
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static struct ath9k_platform_data wndr3700_wmac0_data;
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static u8 wndr3700_wmac0_macaddr[6];
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static struct ath9k_platform_data wndr3700_wmac1_data;
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static u8 wndr3700_wmac1_macaddr[6];
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static void wndr3700_pci_fixup(struct pci_dev *dev)
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{
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void __iomem *mem;
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u16 *cal_data;
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u16 cmd;
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u32 bar0;
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u32 val;
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if (ar71xx_mach != AR71XX_MACH_WNDR3700)
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return;
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switch (PCI_SLOT(dev->devfn)) {
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case 17:
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cal_data = wndr3700_wmac0_data.eeprom_data;
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break;
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case 18:
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cal_data = wndr3700_wmac1_data.eeprom_data;
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break;
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default:
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return;
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}
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if (*cal_data != 0xa55a) {
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printk(KERN_ERR "PCI: no calibration data found for %s\n",
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pci_name(dev));
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return;
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}
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mem = ioremap(AR71XX_PCI_MEM_BASE, 0x10000);
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if (!mem) {
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printk(KERN_ERR "PCI: ioremap error for device %s\n",
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pci_name(dev));
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return;
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}
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printk(KERN_INFO "PCI: fixup device %s\n", pci_name(dev));
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pci_read_config_dword(dev, PCI_BASE_ADDRESS_0, &bar0);
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/* Setup the PCI device to allow access to the internal registers */
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pci_write_config_dword(dev, PCI_BASE_ADDRESS_0, AR71XX_PCI_MEM_BASE);
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pci_read_config_word(dev, PCI_COMMAND, &cmd);
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cmd |= PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
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pci_write_config_word(dev, PCI_COMMAND, cmd);
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/* set pointer to first reg address */
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cal_data += 3;
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while (*cal_data != 0xffff) {
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u32 reg;
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reg = *cal_data++;
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val = *cal_data++;
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val |= (*cal_data++) << 16;
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__raw_writel(val, mem + reg);
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udelay(100);
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}
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pci_read_config_dword(dev, PCI_VENDOR_ID, &val);
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dev->vendor = val & 0xffff;
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dev->device = (val >> 16) & 0xffff;
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pci_read_config_dword(dev, PCI_CLASS_REVISION, &val);
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dev->revision = val & 0xff;
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dev->class = val >> 8; /* upper 3 bytes */
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pci_read_config_word(dev, PCI_COMMAND, &cmd);
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cmd &= ~(PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY);
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pci_write_config_word(dev, PCI_COMMAND, cmd);
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pci_write_config_dword(dev, PCI_BASE_ADDRESS_0, bar0);
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iounmap(mem);
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}
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DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_ATHEROS, PCI_ANY_ID,
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wndr3700_pci_fixup);
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static int wndr3700_pci_plat_dev_init(struct pci_dev *dev)
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{
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switch (PCI_SLOT(dev->devfn)) {
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case 17:
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dev->dev.platform_data = &wndr3700_wmac0_data;
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break;
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case 18:
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dev->dev.platform_data = &wndr3700_wmac1_data;
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break;
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}
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return 0;
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}
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static void __init wndr3700_pci_init(void)
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{
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u8 *ee = (u8 *) KSEG1ADDR(0x1fff0000);
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memcpy(wndr3700_wmac0_data.eeprom_data, ee + 0x1000,
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sizeof(wndr3700_wmac0_data.eeprom_data));
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memcpy(wndr3700_wmac0_macaddr, ee, sizeof(wndr3700_wmac0_macaddr));
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wndr3700_wmac0_data.macaddr = wndr3700_wmac0_macaddr;
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memcpy(wndr3700_wmac1_data.eeprom_data, ee + 0x5000,
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sizeof(wndr3700_wmac1_data.eeprom_data));
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memcpy(wndr3700_wmac1_macaddr, ee + 12, sizeof(wndr3700_wmac1_macaddr));
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wndr3700_wmac1_data.macaddr = wndr3700_wmac1_macaddr;
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ar71xx_pci_plat_dev_init = wndr3700_pci_plat_dev_init;
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ar71xx_pci_init(ARRAY_SIZE(wndr3700_pci_irqs), wndr3700_pci_irqs);
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}
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#else
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static inline void wndr3700_pci_init(void) { };
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#endif /* CONFIG_PCI */
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static struct spi_board_info wndr3700_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 = "m25p80",
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.platform_data = &wndr3700_flash_data,
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}
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};
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static struct gpio_led wndr3700_leds_gpio[] __initdata = {
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{
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.name = "wndr3700:green:power",
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.gpio = WNDR3700_GPIO_LED_POWER_GREEN,
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.active_low = 1,
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}, {
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.name = "wndr3700:orange:power",
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.gpio = WNDR3700_GPIO_LED_POWER_ORANGE,
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.active_low = 1,
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}, {
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.name = "wndr3700:green:wps",
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.gpio = WNDR3700_GPIO_LED_WPS_GREEN,
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.active_low = 1,
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}, {
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.name = "wndr3700:orange:wps",
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.gpio = WNDR3700_GPIO_LED_WPS_ORANGE,
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.active_low = 1,
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}
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};
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static struct gpio_button wndr3700_gpio_buttons[] __initdata = {
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{
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.desc = "reset",
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.type = EV_KEY,
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.code = BTN_0,
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.threshold = 5,
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.gpio = WNDR3700_GPIO_BTN_RESET,
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}, {
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.desc = "wps",
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.type = EV_KEY,
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.code = BTN_1,
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.threshold = 5,
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.gpio = WNDR3700_GPIO_BTN_WPS,
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} , {
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.desc = "wifi",
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.type = EV_KEY,
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.code = BTN_2,
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.threshold = 5,
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.gpio = WNDR3700_GPIO_BTN_WIFI,
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}
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};
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static struct rtl8366_smi_platform_data wndr3700_rtl8366_smi_data = {
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.gpio_sda = WNDR3700_GPIO_RTL8366_SDA,
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.gpio_sck = WNDR3700_GPIO_RTL8366_SCK,
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};
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static struct platform_device wndr3700_rtl8366_smi_device = {
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.name = "rtl8366-smi",
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.id = -1,
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.dev = {
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.platform_data = &wndr3700_rtl8366_smi_data,
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}
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};
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static void __init wndr3700_setup(void)
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{
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u8 *mac = (u8 *) KSEG1ADDR(0x1fff0000);
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ar71xx_set_mac_base(mac);
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ar71xx_eth0_pll_data.pll_1000 = 0x11110000;
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ar71xx_eth0_data.mii_bus_dev = &wndr3700_rtl8366_smi_device.dev;
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ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
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ar71xx_eth0_data.phy_mask = 0xf;
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ar71xx_eth0_data.speed = SPEED_1000;
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ar71xx_eth0_data.duplex = DUPLEX_FULL;
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ar71xx_eth1_pll_data.pll_1000 = 0x11110000;
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ar71xx_eth1_data.mii_bus_dev = &wndr3700_rtl8366_smi_device.dev;
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ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
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ar71xx_eth1_data.phy_mask = 0x10;
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ar71xx_add_device_eth(0);
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ar71xx_add_device_eth(1);
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ar71xx_add_device_usb();
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ar71xx_add_device_spi(NULL, wndr3700_spi_info,
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ARRAY_SIZE(wndr3700_spi_info));
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ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(wndr3700_leds_gpio),
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wndr3700_leds_gpio);
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ar71xx_add_device_gpio_buttons(-1, WNDR3700_BUTTONS_POLL_INTERVAL,
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ARRAY_SIZE(wndr3700_gpio_buttons),
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wndr3700_gpio_buttons);
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platform_device_register(&wndr3700_rtl8366_smi_device);
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wndr3700_pci_init();
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}
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MIPS_MACHINE(AR71XX_MACH_WNDR3700, "NETGEAR WNDR3700", wndr3700_setup);
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