diff options
Diffstat (limited to 'target/linux/brcm63xx/patches-3.3/435-BCM63XX-add-a-fixup-for-ath9k-devices.patch')
| -rw-r--r-- | target/linux/brcm63xx/patches-3.3/435-BCM63XX-add-a-fixup-for-ath9k-devices.patch | 227 |
1 files changed, 0 insertions, 227 deletions
diff --git a/target/linux/brcm63xx/patches-3.3/435-BCM63XX-add-a-fixup-for-ath9k-devices.patch b/target/linux/brcm63xx/patches-3.3/435-BCM63XX-add-a-fixup-for-ath9k-devices.patch deleted file mode 100644 index a3b30e4443..0000000000 --- a/target/linux/brcm63xx/patches-3.3/435-BCM63XX-add-a-fixup-for-ath9k-devices.patch +++ /dev/null @@ -1,227 +0,0 @@ -From fb6f6f58db9ae9cf27ab01f5f09cfbc5c078a7b8 Mon Sep 17 00:00:00 2001 -From: Jonas Gorski <jonas.gorski@gmail.com> -Date: Thu, 3 May 2012 14:36:11 +0200 -Subject: [PATCH 66/80] BCM63XX: add a fixup for ath9k devices - ---- - arch/mips/bcm63xx/Makefile | 2 +- - arch/mips/bcm63xx/pci-ath9k-fixup.c | 190 ++++++++++++++++++++ - .../include/asm/mach-bcm63xx/pci_ath9k_fixup.h | 7 + - 3 files changed, 198 insertions(+), 1 deletion(-) - create mode 100644 arch/mips/bcm63xx/pci-ath9k-fixup.c - create mode 100644 arch/mips/include/asm/mach-bcm63xx/pci_ath9k_fixup.h - ---- a/arch/mips/bcm63xx/Makefile -+++ b/arch/mips/bcm63xx/Makefile -@@ -1,7 +1,7 @@ - obj-y += clk.o cpu.o cs.o gpio.o irq.o nvram.o prom.o setup.o \ - timer.o dev-dsp.o dev-enet.o dev-flash.o dev-hsspi.o \ - dev-pcmcia.o dev-rng.o dev-spi.o dev-uart.o dev-usb-ehci.o \ -- dev-usb-ohci.o dev-wdt.o -+ dev-usb-ohci.o dev-wdt.o pci-ath9k-fixup.o - obj-$(CONFIG_EARLY_PRINTK) += early_printk.o - - obj-y += boards/ ---- /dev/null -+++ b/arch/mips/bcm63xx/pci-ath9k-fixup.c -@@ -0,0 +1,190 @@ -+/* -+ * Broadcom BCM63XX Ath9k EEPROM fixup helper. -+ * -+ * Copytight (C) 2012 Jonas Gorski <jonas.gorski@gmail.com> -+ * -+ * Based on -+ * -+ * Atheros AP94 reference board PCI initialization -+ * -+ * Copyright (C) 2009-2010 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/delay.h> -+#include <linux/ath9k_platform.h> -+ -+#include <bcm63xx_cpu.h> -+#include <bcm63xx_io.h> -+#include <bcm63xx_nvram.h> -+#include <bcm63xx_dev_pci.h> -+#include <bcm63xx_dev_flash.h> -+#include <bcm63xx_dev_hsspi.h> -+#include <pci_ath9k_fixup.h> -+ -+struct ath9k_fixup { -+ unsigned slot; -+ u8 mac[ETH_ALEN]; -+ struct ath9k_platform_data pdata; -+}; -+ -+static int ath9k_num_fixups; -+static struct ath9k_fixup ath9k_fixups[2] = { -+ { -+ .slot = 255, -+ .pdata = { -+ .led_pin = -1, -+ }, -+ }, -+ { -+ .slot = 255, -+ .pdata = { -+ .led_pin = -1, -+ }, -+ }, -+}; -+ -+static u16 *bcm63xx_read_eeprom(u16 *eeprom, u32 offset) -+{ -+ u32 addr; -+ -+ if (BCMCPU_IS_6328()) { -+ addr = 0x18000000; -+ } else { -+ addr = bcm_mpi_readl(MPI_CSBASE_REG(0)); -+ addr &= MPI_CSBASE_BASE_MASK; -+ } -+ -+ switch (bcm63xx_attached_flash) { -+ case BCM63XX_FLASH_TYPE_PARALLEL: -+ memcpy(eeprom, (void *)KSEG1ADDR(addr + offset), ATH9K_PLAT_EEP_MAX_WORDS * sizeof(u16)); -+ return eeprom; -+ case BCM63XX_FLASH_TYPE_SERIAL: -+ /* the first megabyte is memory mapped */ -+ if (offset < 0x100000) { -+ memcpy(eeprom, (void *)KSEG1ADDR(addr + offset), ATH9K_PLAT_EEP_MAX_WORDS * sizeof(u16)); -+ return eeprom; -+ } -+ -+ if (BCMCPU_IS_6328()) { -+ /* we can change the memory mapped megabyte */ -+ bcm_hsspi_writel(offset & 0xf00000, 0x18); -+ memcpy(eeprom, (void *)KSEG1ADDR(addr + (offset & 0xfffff)), ATH9K_PLAT_EEP_MAX_WORDS * sizeof(u16)); -+ bcm_hsspi_writel(0, 0x18); -+ return eeprom; -+ } -+ /* can't do anything here without talking to the SPI controller. */ -+ case BCM63XX_FLASH_TYPE_NAND: -+ default: -+ return NULL; -+ } -+} -+ -+static void ath9k_pci_fixup(struct pci_dev *dev) -+{ -+ void __iomem *mem; -+ struct ath9k_platform_data *pdata = NULL; -+ u16 *cal_data = NULL; -+ u16 cmd; -+ u32 bar0; -+ u32 val; -+ unsigned i; -+ -+ for (i = 0; i < ath9k_num_fixups; i++) { -+ if (ath9k_fixups[i].slot != PCI_SLOT(dev->devfn)) -+ continue; -+ -+ cal_data = ath9k_fixups[i].pdata.eeprom_data; -+ pdata = &ath9k_fixups[i].pdata; -+ break; -+ } -+ -+ if (cal_data == NULL) -+ return; -+ -+ if (*cal_data != 0xa55a) { -+ pr_err("pci %s: invalid calibration data\n", pci_name(dev)); -+ return; -+ } -+ -+ pr_info("pci %s: fixup device configuration\n", pci_name(dev)); -+ -+ switch (bcm63xx_get_cpu_id()) { -+ case BCM6328_CPU_ID: -+ val = BCM_PCIE_MEM_BASE_PA; -+ break; -+ case BCM6348_CPU_ID: -+ case BCM6358_CPU_ID: -+ case BCM6368_CPU_ID: -+ val = BCM_PCI_MEM_BASE_PA; -+ break; -+ default: -+ BUG(); -+ } -+ -+ mem = ioremap(val, 0x10000); -+ if (!mem) { -+ pr_err("pci %s: ioremap error\n", pci_name(dev)); -+ return; -+ } -+ -+ pci_read_config_dword(dev, PCI_BASE_ADDRESS_0, &bar0); -+ pci_read_config_dword(dev, PCI_BASE_ADDRESS_0, &bar0); -+ pci_write_config_dword(dev, PCI_BASE_ADDRESS_0, val); -+ -+ pci_read_config_word(dev, PCI_COMMAND, &cmd); -+ cmd |= PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; -+ pci_write_config_word(dev, PCI_COMMAND, cmd); -+ -+ /* set offset to first reg address */ -+ cal_data += 3; -+ while(*cal_data != 0xffff) { -+ u32 reg; -+ reg = *cal_data++; -+ val = *cal_data++; -+ val |= (*cal_data++) << 16; -+ -+ 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); -+ -+ dev->dev.platform_data = pdata; -+} -+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATHEROS, PCI_ANY_ID, ath9k_pci_fixup); -+ -+void __init pci_enable_ath9k_fixup(unsigned slot, u32 offset) -+{ -+ if (ath9k_num_fixups >= ARRAY_SIZE(ath9k_fixups)) -+ return; -+ -+ ath9k_fixups[ath9k_num_fixups].slot = slot; -+ -+ if (!bcm63xx_read_eeprom(ath9k_fixups[ath9k_num_fixups].pdata.eeprom_data, offset)) -+ return; -+ -+ if (bcm63xx_nvram_get_mac_address(ath9k_fixups[ath9k_num_fixups].mac)) -+ return; -+ -+ ath9k_fixups[ath9k_num_fixups].pdata.macaddr = ath9k_fixups[ath9k_num_fixups].mac; -+ ath9k_num_fixups++; -+} ---- /dev/null -+++ b/arch/mips/include/asm/mach-bcm63xx/pci_ath9k_fixup.h -@@ -0,0 +1,7 @@ -+#ifndef _PCI_ATH9K_FIXUP -+#define _PCI_ATH9K_FIXUP -+ -+ -+void pci_enable_ath9k_fixup(unsigned slot, u32 offset) __init; -+ -+#endif /* _PCI_ATH9K_FIXUP */ |