diff options
author | Gabor Juhos <juhosg@openwrt.org> | 2009-12-18 12:57:05 +0000 |
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committer | Gabor Juhos <juhosg@openwrt.org> | 2009-12-18 12:57:05 +0000 |
commit | 70d31d46a85e7dee4274542e3bad29dcaa29b50e (patch) | |
tree | 463e6cb782229ad13c73f39e8a52d991950f4472 /target/linux/ar71xx/files | |
parent | 1f114b0dbdf4f381d6a04dfee649d80653871490 (diff) | |
download | master-31e0f0ae-70d31d46a85e7dee4274542e3bad29dcaa29b50e.tar.gz master-31e0f0ae-70d31d46a85e7dee4274542e3bad29dcaa29b50e.tar.bz2 master-31e0f0ae-70d31d46a85e7dee4274542e3bad29dcaa29b50e.zip |
ar71xx: move AP94 specific PCI init code into a separate file
SVN-Revision: 18819
Diffstat (limited to 'target/linux/ar71xx/files')
6 files changed, 205 insertions, 262 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig b/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig index 95ca96a651..3999b97c4d 100644 --- a/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig +++ b/target/linux/ar71xx/files/arch/mips/ar71xx/Kconfig @@ -19,6 +19,7 @@ config AR71XX_MACH_DIR_615_C1 config AR71XX_MACH_DIR_825_B1 bool "D-Link DIR-825 rev. B1 board support" select AR71XX_DEV_M25P80 + select AR71XX_DEV_AP94_PCI if PCI default y config AR71XX_MACH_PB42 @@ -62,6 +63,7 @@ config AR71XX_MACH_RB_4XX config AR71XX_MACH_WNDR3700 bool "NETGEAR WNDR3700 board support" select AR71XX_DEV_M25P80 + select AR71XX_DEV_AP94_PCI if PCI default y config AR71XX_MACH_WNR2000 @@ -109,4 +111,7 @@ endmenu config AR71XX_DEV_M25P80 def_bool n +config AR71XX_DEV_AP94_PCI + def_bool n + endif diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile b/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile index 6de785dc82..3e2c8da636 100644 --- a/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile +++ b/target/linux/ar71xx/files/arch/mips/ar71xx/Makefile @@ -13,6 +13,7 @@ obj-y := prom.o irq.o setup.o devices.o gpio.o ar71xx.o obj-$(CONFIG_EARLY_PRINTK) += early_printk.o obj-$(CONFIG_PCI) += pci.o +obj-$(CONFIG_AR71XX_DEV_AP94_PCI) += dev-ap94-pci.o obj-$(CONFIG_AR71XX_DEV_M25P80) += dev-m25p80.o obj-$(CONFIG_AR71XX_MACH_AP81) += mach-ap81.o diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap94-pci.c b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap94-pci.c new file mode 100644 index 0000000000..920ab6c725 --- /dev/null +++ b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap94-pci.c @@ -0,0 +1,153 @@ +/* + * Atheros AP94 reference board PCI initialization + * + * 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. + */ + +#include <linux/pci.h> +#include <linux/ath9k_platform.h> +#include <linux/delay.h> + +#include <asm/mach-ar71xx/ar71xx.h> +#include <asm/mach-ar71xx/pci.h> + +#include "dev-ap94-pci.h" + +static struct ath9k_platform_data ap94_wmac0_data; +static struct ath9k_platform_data ap94_wmac1_data; +static char ap94_wmac0_mac[6]; +static char ap94_wmac1_mac[6]; +static int ap94_pci_fixup_enabled; + +static struct ar71xx_pci_irq ap94_pci_irqs[] __initdata = { + { + .slot = 0, + .pin = 1, + .irq = AR71XX_PCI_IRQ_DEV0, + }, { + .slot = 1, + .pin = 1, + .irq = AR71XX_PCI_IRQ_DEV1, + } +}; + +static int ap94_pci_plat_dev_init(struct pci_dev *dev) +{ + switch(PCI_SLOT(dev->devfn)) { + case 17: + dev->dev.platform_data = &ap94_wmac0_data; + break; + + case 18: + dev->dev.platform_data = &ap94_wmac1_data; + break; + } + + return 0; +} + +static void ap94_pci_fixup(struct pci_dev *dev) +{ + void __iomem *mem; + u16 *cal_data; + u16 cmd; + u32 bar0; + u32 val; + + if (!ap94_pci_fixup_enabled) + return; + + switch (PCI_SLOT(dev->devfn)) { + case 17: + cal_data = ap94_wmac0_data.eeprom_data; + break; + case 18: + cal_data = ap94_wmac1_data.eeprom_data; + break; + default: + return; + } + + if (*cal_data != 0xa55a) { + printk(KERN_ERR "PCI: no calibration data found for %s\n", + pci_name(dev)); + return; + } + + mem = ioremap(AR71XX_PCI_MEM_BASE, 0x10000); + if (!mem) { + printk(KERN_ERR "PCI: ioremap error for device %s\n", + pci_name(dev)); + return; + } + + printk(KERN_INFO "PCI: fixup device %s\n", pci_name(dev)); + + pci_read_config_dword(dev, PCI_BASE_ADDRESS_0, &bar0); + + /* Setup the PCI device to allow access to the internal registers */ + pci_write_config_dword(dev, PCI_BASE_ADDRESS_0, AR71XX_PCI_MEM_BASE); + pci_read_config_word(dev, PCI_COMMAND, &cmd); + cmd |= PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; + pci_write_config_word(dev, PCI_COMMAND, cmd); + + /* set pointer to first reg address */ + cal_data += 3; + while (*cal_data != 0xffff) { + u32 reg; + reg = *cal_data++; + val = *cal_data++; + val |= (*cal_data++) << 16; + + __raw_writel(val, mem + reg); + udelay(100); + } + + pci_read_config_dword(dev, PCI_VENDOR_ID, &val); + dev->vendor = val & 0xffff; + dev->device = (val >> 16) & 0xffff; + + pci_read_config_dword(dev, PCI_CLASS_REVISION, &val); + dev->revision = val & 0xff; + dev->class = val >> 8; /* upper 3 bytes */ + + pci_read_config_word(dev, PCI_COMMAND, &cmd); + cmd &= ~(PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY); + pci_write_config_word(dev, PCI_COMMAND, cmd); + + pci_write_config_dword(dev, PCI_BASE_ADDRESS_0, bar0); + + iounmap(mem); +} +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_ATHEROS, PCI_ANY_ID, ap94_pci_fixup); + +void __init ap94_pci_init(u8 *cal_data0, u8 *mac_addr0, + u8 *cal_data1, u8 *mac_addr1) +{ + if (cal_data0) + memcpy(ap94_wmac0_data.eeprom_data, cal_data0, + sizeof(ap94_wmac0_data.eeprom_data)); + + if (cal_data1) + memcpy(ap94_wmac1_data.eeprom_data, cal_data1, + sizeof(ap94_wmac1_data.eeprom_data)); + + if (mac_addr0) { + memcpy(ap94_wmac0_mac, mac_addr0, sizeof(ap94_wmac0_mac)); + ap94_wmac0_data.macaddr = ap94_wmac0_mac; + } + + if (mac_addr1) { + memcpy(ap94_wmac1_mac, mac_addr1, sizeof(ap94_wmac1_mac)); + ap94_wmac1_data.macaddr = ap94_wmac1_mac; + } + + ar71xx_pci_plat_dev_init = ap94_pci_plat_dev_init; + ar71xx_pci_init(ARRAY_SIZE(ap94_pci_irqs), ap94_pci_irqs); + + ap94_pci_fixup_enabled = 1; +} diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap94-pci.h b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap94-pci.h new file mode 100644 index 0000000000..b5803d8bb9 --- /dev/null +++ b/target/linux/ar71xx/files/arch/mips/ar71xx/dev-ap94-pci.h @@ -0,0 +1,27 @@ +/* + * Atheros AP94 reference board PCI initialization + * + * 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. + */ + +#ifndef _AR71XX_DEV_AP94_PCI_H +#define _AR71XX_DEV_AP94_PCI_H + +#include <linux/spi/flash.h> + +#if defined(CONFIG_AR71XX_DEV_AP94_PCI) +void ap94_pci_init(u8 *cal_data0, u8 *mac_addr0, + u8 *cal_data1, u8 *mac_addr1) __init; +#else +static inline void ap94_pci_init(u8 *cal_data0, u8 *mac_addr0, + u8 *cal_data1, u8 *mac_addr1) +{ +} +#endif + +#endif /* _AR71XX_DEV_AP94_PCI_H */ + diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-dir-825-b1.c b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-dir-825-b1.c index 620ccd1d71..5f9f0677c6 100644 --- a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-dir-825-b1.c +++ b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-dir-825-b1.c @@ -14,17 +14,15 @@ #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/input.h> -#include <linux/pci.h> -#include <linux/ath9k_platform.h> #include <linux/delay.h> #include <linux/rtl8366_smi.h> #include <asm/mips_machine.h> #include <asm/mach-ar71xx/ar71xx.h> -#include <asm/mach-ar71xx/pci.h> #include "devices.h" #include "dev-m25p80.h" +#include "dev-ap94-pci.h" #define DIR825B1_GPIO_LED_BLUE_USB 0 #define DIR825B1_GPIO_LED_ORANGE_POWER 1 @@ -47,11 +45,6 @@ #define DIR825B1_MAC_LOCATION_0 0x2ffa81b8 #define DIR825B1_MAC_LOCATION_1 0x2ffa8370 -static struct ath9k_platform_data dir825b1_wmac0_data; -static struct ath9k_platform_data dir825b1_wmac1_data; -static char dir825b1_wmac0_mac[6]; -static char dir825b1_wmac1_mac[6]; - #ifdef CONFIG_MTD_PARTITIONS static struct mtd_partition dir825b1_partitions[] = { { @@ -143,124 +136,6 @@ static struct platform_device dir825b1_rtl8366_smi_device = { } }; -#ifdef CONFIG_PCI -static struct ar71xx_pci_irq dir825b1_pci_irqs[] __initdata = { - { - .slot = 0, - .pin = 1, - .irq = AR71XX_PCI_IRQ_DEV0, - }, { - .slot = 1, - .pin = 1, - .irq = AR71XX_PCI_IRQ_DEV1, - } -}; - -static int dir825b1_pci_plat_dev_init(struct pci_dev *dev) -{ - switch(PCI_SLOT(dev->devfn)) { - case 17: - dev->dev.platform_data = &dir825b1_wmac0_data; - break; - - case 18: - dev->dev.platform_data = &dir825b1_wmac1_data; - break; - } - - return 0; -} - -static void dir825b1_pci_fixup(struct pci_dev *dev) -{ - void __iomem *mem; - u16 *cal_data; - u16 cmd; - u32 bar0; - u32 val; - - if (ar71xx_mach != AR71XX_MACH_DIR_825_B1) - return; - - dir825b1_pci_plat_dev_init(dev); - cal_data = dev->dev.platform_data; - - if (*cal_data != 0xa55a) { - printk(KERN_ERR "PCI: no calibration data found for %s\n", - pci_name(dev)); - return; - } - - mem = ioremap(AR71XX_PCI_MEM_BASE, 0x10000); - if (!mem) { - printk(KERN_ERR "PCI: ioremap error for device %s\n", - pci_name(dev)); - return; - } - - printk(KERN_INFO "PCI: fixup device %s\n", pci_name(dev)); - - pci_read_config_dword(dev, PCI_BASE_ADDRESS_0, &bar0); - - /* Setup the PCI device to allow access to the internal registers */ - pci_write_config_dword(dev, PCI_BASE_ADDRESS_0, AR71XX_PCI_MEM_BASE); - pci_read_config_word(dev, PCI_COMMAND, &cmd); - cmd |= PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; - pci_write_config_word(dev, PCI_COMMAND, cmd); - - /* set pointer to first reg address */ - cal_data += 3; - while (*cal_data != 0xffff) { - u32 reg; - reg = *cal_data++; - val = *cal_data++; - val |= (*cal_data++) << 16; - - __raw_writel(val, mem + reg); - udelay(100); - } - - pci_read_config_dword(dev, PCI_VENDOR_ID, &val); - dev->vendor = val & 0xffff; - dev->device = (val >> 16) & 0xffff; - - pci_read_config_dword(dev, PCI_CLASS_REVISION, &val); - dev->revision = val & 0xff; - dev->class = val >> 8; /* upper 3 bytes */ - - pci_read_config_word(dev, PCI_COMMAND, &cmd); - cmd &= ~(PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY); - pci_write_config_word(dev, PCI_COMMAND, cmd); - - pci_write_config_dword(dev, PCI_BASE_ADDRESS_0, bar0); - - iounmap(mem); -} -DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_ATHEROS, PCI_ANY_ID, - dir825b1_pci_fixup); - -static void __init dir825b1_pci_init(void) -{ - memcpy(dir825b1_wmac0_data.eeprom_data, - (u8 *) KSEG1ADDR(DIR825B1_CAL_LOCATION_0), - sizeof(dir825b1_wmac0_data.eeprom_data)); - - memcpy(dir825b1_wmac1_data.eeprom_data, - (u8 *) KSEG1ADDR(DIR825B1_CAL_LOCATION_1), - sizeof(dir825b1_wmac1_data.eeprom_data)); - - memcpy(dir825b1_wmac0_mac, (u8 *)KSEG1ADDR(DIR825B1_MAC_LOCATION_0), 6); - dir825b1_wmac0_data.macaddr = dir825b1_wmac0_mac; - memcpy(dir825b1_wmac1_mac, (u8 *)KSEG1ADDR(DIR825B1_MAC_LOCATION_1), 6); - dir825b1_wmac1_data.macaddr = dir825b1_wmac1_mac; - - ar71xx_pci_plat_dev_init = dir825b1_pci_plat_dev_init; - ar71xx_pci_init(ARRAY_SIZE(dir825b1_pci_irqs), dir825b1_pci_irqs); -} -#else -static void __init dir825b1_pci_init(void) { } -#endif /* CONFIG_PCI */ - static void __init dir825b1_setup(void) { u8 mac[6], i; @@ -299,7 +174,11 @@ static void __init dir825b1_setup(void) ar71xx_add_device_usb(); platform_device_register(&dir825b1_rtl8366_smi_device); - dir825b1_pci_init(); + + ap94_pci_init((u8 *) KSEG1ADDR(DIR825B1_CAL_LOCATION_0), + (u8 *) KSEG1ADDR(DIR825B1_MAC_LOCATION_0), + (u8 *) KSEG1ADDR(DIR825B1_CAL_LOCATION_1), + (u8 *) KSEG1ADDR(DIR825B1_MAC_LOCATION_1)); } MIPS_MACHINE(AR71XX_MACH_DIR_825_B1, "D-Link DIR-825 rev. B1", dir825b1_setup); diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wndr3700.c b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wndr3700.c index e408ef6eb0..3216ede161 100644 --- a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wndr3700.c +++ b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-wndr3700.c @@ -13,17 +13,15 @@ #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/input.h> -#include <linux/pci.h> -#include <linux/ath9k_platform.h> #include <linux/delay.h> #include <linux/rtl8366_smi.h> #include <asm/mips_machine.h> #include <asm/mach-ar71xx/ar71xx.h> -#include <asm/mach-ar71xx/pci.h> #include "devices.h" #include "dev-m25p80.h" +#include "dev-ap94-pci.h" #define WNDR3700_GPIO_LED_WPS_ORANGE 0 #define WNDR3700_GPIO_LED_POWER_ORANGE 1 @@ -39,6 +37,11 @@ #define WNDR3700_BUTTONS_POLL_INTERVAL 20 +#define WNDR3700_WMAC0_MAC_OFFSET 0 +#define WNDR3700_WMAC1_MAC_OFFSET 0xc +#define WNDR3700_CALDATA0_OFFSET 0x1000 +#define WNDR3700_CALDATA1_OFFSET 0x5000 + #ifdef CONFIG_MTD_PARTITIONS static struct mtd_partition wndr3700_partitions[] = { { @@ -96,135 +99,6 @@ static struct flash_platform_data wndr3700_flash_data = { #endif }; -#ifdef CONFIG_PCI -static struct ar71xx_pci_irq wndr3700_pci_irqs[] __initdata = { - { - .slot = 0, - .pin = 1, - .irq = AR71XX_PCI_IRQ_DEV0, - }, { - .slot = 1, - .pin = 1, - .irq = AR71XX_PCI_IRQ_DEV1, - } -}; - -static struct ath9k_platform_data wndr3700_wmac0_data; -static u8 wndr3700_wmac0_macaddr[6]; -static struct ath9k_platform_data wndr3700_wmac1_data; -static u8 wndr3700_wmac1_macaddr[6]; - -static void wndr3700_pci_fixup(struct pci_dev *dev) -{ - void __iomem *mem; - u16 *cal_data; - u16 cmd; - u32 bar0; - u32 val; - - if (ar71xx_mach != AR71XX_MACH_WNDR3700) - return; - - switch (PCI_SLOT(dev->devfn)) { - case 17: - cal_data = wndr3700_wmac0_data.eeprom_data; - break; - case 18: - cal_data = wndr3700_wmac1_data.eeprom_data; - break; - default: - return; - } - - if (*cal_data != 0xa55a) { - printk(KERN_ERR "PCI: no calibration data found for %s\n", - pci_name(dev)); - return; - } - - mem = ioremap(AR71XX_PCI_MEM_BASE, 0x10000); - if (!mem) { - printk(KERN_ERR "PCI: ioremap error for device %s\n", - pci_name(dev)); - return; - } - - printk(KERN_INFO "PCI: fixup device %s\n", pci_name(dev)); - - pci_read_config_dword(dev, PCI_BASE_ADDRESS_0, &bar0); - - /* Setup the PCI device to allow access to the internal registers */ - pci_write_config_dword(dev, PCI_BASE_ADDRESS_0, AR71XX_PCI_MEM_BASE); - pci_read_config_word(dev, PCI_COMMAND, &cmd); - cmd |= PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; - pci_write_config_word(dev, PCI_COMMAND, cmd); - - /* set pointer to first reg address */ - cal_data += 3; - while (*cal_data != 0xffff) { - u32 reg; - reg = *cal_data++; - val = *cal_data++; - val |= (*cal_data++) << 16; - - __raw_writel(val, mem + reg); - udelay(100); - } - - pci_read_config_dword(dev, PCI_VENDOR_ID, &val); - dev->vendor = val & 0xffff; - dev->device = (val >> 16) & 0xffff; - - pci_read_config_dword(dev, PCI_CLASS_REVISION, &val); - dev->revision = val & 0xff; - dev->class = val >> 8; /* upper 3 bytes */ - - pci_read_config_word(dev, PCI_COMMAND, &cmd); - cmd &= ~(PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY); - pci_write_config_word(dev, PCI_COMMAND, cmd); - - pci_write_config_dword(dev, PCI_BASE_ADDRESS_0, bar0); - - iounmap(mem); -} -DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_ATHEROS, PCI_ANY_ID, - wndr3700_pci_fixup); - -static int wndr3700_pci_plat_dev_init(struct pci_dev *dev) -{ - switch (PCI_SLOT(dev->devfn)) { - case 17: - dev->dev.platform_data = &wndr3700_wmac0_data; - break; - case 18: - dev->dev.platform_data = &wndr3700_wmac1_data; - break; - } - - return 0; -} - -static void __init wndr3700_pci_init(void) -{ - u8 *ee = (u8 *) KSEG1ADDR(0x1fff0000); - - memcpy(wndr3700_wmac0_data.eeprom_data, ee + 0x1000, - sizeof(wndr3700_wmac0_data.eeprom_data)); - memcpy(wndr3700_wmac0_macaddr, ee, sizeof(wndr3700_wmac0_macaddr)); - wndr3700_wmac0_data.macaddr = wndr3700_wmac0_macaddr; - - memcpy(wndr3700_wmac1_data.eeprom_data, ee + 0x5000, - sizeof(wndr3700_wmac1_data.eeprom_data)); - memcpy(wndr3700_wmac1_macaddr, ee + 12, sizeof(wndr3700_wmac1_macaddr)); - wndr3700_wmac1_data.macaddr = wndr3700_wmac1_macaddr; - - ar71xx_pci_plat_dev_init = wndr3700_pci_plat_dev_init; - ar71xx_pci_init(ARRAY_SIZE(wndr3700_pci_irqs), wndr3700_pci_irqs); -} -#else -static inline void wndr3700_pci_init(void) { }; -#endif /* CONFIG_PCI */ - static struct gpio_led wndr3700_leds_gpio[] __initdata = { { .name = "wndr3700:green:power", @@ -282,9 +156,9 @@ static struct platform_device wndr3700_rtl8366_smi_device = { static void __init wndr3700_setup(void) { - u8 *mac = (u8 *) KSEG1ADDR(0x1fff0000); + u8 *art = (u8 *) KSEG1ADDR(0x1fff0000); - ar71xx_set_mac_base(mac); + ar71xx_set_mac_base(art); ar71xx_eth0_pll_data.pll_1000 = 0x11110000; ar71xx_eth0_data.mii_bus_dev = &wndr3700_rtl8366_smi_device.dev; @@ -314,7 +188,11 @@ static void __init wndr3700_setup(void) platform_device_register(&wndr3700_rtl8366_smi_device); platform_device_register_simple("wndr3700-led-usb", -1, NULL, 0); - wndr3700_pci_init(); + + ap94_pci_init(art + WNDR3700_CALDATA0_OFFSET, + art + WNDR3700_WMAC0_MAC_OFFSET, + art + WNDR3700_CALDATA1_OFFSET, + art + WNDR3700_WMAC1_MAC_OFFSET); } MIPS_MACHINE(AR71XX_MACH_WNDR3700, "NETGEAR WNDR3700", wndr3700_setup); |