openwrt/target/linux/brcm63xx/patches-4.4/422-BCM63XX-add-a-fixup-for-rt2x00-devices.patch
Álvaro Fernández Rojas 7807c7e867 brcm63xx: add support for inverting ath9k LED polarity
Some devices with ath9k WiFi require changing the default active low
polarity to high in order to correctly operate the WiFi status LEDs.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2016-06-03 16:35:46 +02:00

208 lines
6.0 KiB
Diff

From 5ed5b5e9614fa5b02da699ab565af76c7e63d64d Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Mon, 7 Jan 2013 17:45:39 +0100
Subject: [PATCH 72/72] 446-BCM63XX-add-a-fixup-for-rt2x00-devices
---
arch/mips/bcm63xx/Makefile | 2 +-
arch/mips/bcm63xx/boards/board_bcm963xx.c | 17 ++++-
arch/mips/bcm63xx/dev-flash.c | 2 +-
arch/mips/bcm63xx/pci-rt2x00-fixup.c | 71 ++++++++++++++++++++
.../include/asm/mach-bcm63xx/bcm63xx_dev_flash.h | 2 +-
.../mips/include/asm/mach-bcm63xx/board_bcm963xx.h | 9 ++-
.../include/asm/mach-bcm63xx/pci_rt2x00_fixup.h | 9 +++
7 files changed, 104 insertions(+), 8 deletions(-)
create mode 100644 arch/mips/bcm63xx/pci-rt2x00-fixup.c
create mode 100644 arch/mips/include/asm/mach-bcm63xx/pci_rt2x00_fixup.h
--- a/arch/mips/bcm63xx/Makefile
+++ b/arch/mips/bcm63xx/Makefile
@@ -2,7 +2,7 @@ obj-y += clk.o cpu.o cs.o gpio.o irq.o
setup.o timer.o dev-dsp.o dev-enet.o dev-flash.o \
dev-pcmcia.o dev-rng.o dev-spi.o dev-hsspi.o dev-uart.o \
dev-wdt.o dev-usb-ehci.o dev-usb-ohci.o dev-usb-usbd.o \
- pci-ath9k-fixup.o usb-common.o sprom.o
+ pci-ath9k-fixup.o pci-rt2x00-fixup.o usb-common.o sprom.o
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
obj-y += boards/
--- a/arch/mips/bcm63xx/boards/board_common.c
+++ b/arch/mips/bcm63xx/boards/board_common.c
@@ -37,6 +37,7 @@
#include <bcm63xx_dev_usb_usbd.h>
#include <board_bcm963xx.h>
#include <pci_ath9k_fixup.h>
+#include <pci_rt2x00_fixup.h>
#include "board_common.h"
@@ -268,9 +269,19 @@ int __init board_register_devices(void)
}
/* register any fixups */
- for (i = 0; i < board.has_caldata; i++)
- pci_enable_ath9k_fixup(board.caldata[i].slot, board.caldata[i].caldata_offset,
- board.caldata[i].endian_check, board.caldata[i].led_pin, board.caldata[i].led_active_high);
+ for (i = 0; i < board.has_caldata; i++) {
+ switch (board.caldata[i].vendor) {
+ case PCI_VENDOR_ID_ATHEROS:
+ pci_enable_ath9k_fixup(board.caldata[i].slot,
+ board.caldata[i].caldata_offset, board.caldata[i].endian_check,
+ board.caldata[i].led_pin, board.caldata[i].led_active_high);
+ break;
+ case PCI_VENDOR_ID_RALINK:
+ pci_enable_rt2x00_fixup(board.caldata[i].slot,
+ board.caldata[i].eeprom);
+ break;
+ }
+ }
return 0;
}
--- a/arch/mips/bcm63xx/dev-flash.c
+++ b/arch/mips/bcm63xx/dev-flash.c
@@ -215,7 +215,7 @@ void __init bcm63xx_flash_detect(void)
}
}
-int __init bcm63xx_flash_register(int num_caldata, struct ath9k_caldata *caldata)
+int __init bcm63xx_flash_register(int num_caldata, struct bcm63xx_caldata *caldata)
{
u32 val;
unsigned int i;
--- /dev/null
+++ b/arch/mips/bcm63xx/pci-rt2x00-fixup.c
@@ -0,0 +1,72 @@
+/*
+ * Broadcom BCM63XX RT2x00 EEPROM fixup helper.
+ *
+ * Copyright (C) 2012 Álvaro Fernández Rojas <noltari@gmail.com>
+ *
+ * Based on
+ *
+ * Broadcom BCM63XX Ath9k EEPROM fixup helper.
+ *
+ * Copyright (C) 2012 Jonas Gorski <jonas.gorski@gmail.com>
+ *
+ * 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/if_ether.h>
+#include <linux/pci.h>
+#include <linux/platform_device.h>
+#include <linux/rt2x00_platform.h>
+
+#include <bcm63xx_nvram.h>
+#include <pci_rt2x00_fixup.h>
+
+struct rt2x00_fixup {
+ unsigned slot;
+ u8 mac[ETH_ALEN];
+ struct rt2x00_platform_data pdata;
+};
+
+static int rt2x00_num_fixups;
+static struct rt2x00_fixup rt2x00_fixups[2] = {
+ {
+ .slot = 255,
+ },
+ {
+ .slot = 255,
+ },
+};
+
+static void rt2x00_pci_fixup(struct pci_dev *dev)
+{
+ unsigned i;
+ struct rt2x00_platform_data *pdata = NULL;
+
+ for (i = 0; i < rt2x00_num_fixups; i++) {
+ if (rt2x00_fixups[i].slot != PCI_SLOT(dev->devfn))
+ continue;
+
+ pdata = &rt2x00_fixups[i].pdata;
+ break;
+ }
+
+ dev->dev.platform_data = pdata;
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_RALINK, PCI_ANY_ID, rt2x00_pci_fixup);
+
+void __init pci_enable_rt2x00_fixup(unsigned slot, char* eeprom)
+{
+ if (rt2x00_num_fixups >= ARRAY_SIZE(rt2x00_fixups))
+ return;
+
+ rt2x00_fixups[rt2x00_num_fixups].slot = slot;
+ rt2x00_fixups[rt2x00_num_fixups].pdata.eeprom_file_name = kstrdup(eeprom, GFP_KERNEL);
+
+ if (bcm63xx_nvram_get_mac_address(rt2x00_fixups[rt2x00_num_fixups].mac))
+ return;
+
+ rt2x00_fixups[rt2x00_num_fixups].pdata.mac_address = rt2x00_fixups[rt2x00_num_fixups].mac;
+ rt2x00_num_fixups++;
+}
+
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_flash.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_flash.h
@@ -13,7 +13,7 @@ void bcm63xx_flash_detect(void);
void bcm63xx_flash_force_phys_base_address(u32 start, u32 end);
-int __init bcm63xx_flash_register(int num_caldata, struct ath9k_caldata *caldata);
+int __init bcm63xx_flash_register(int num_caldata, struct bcm63xx_caldata *caldata);
int bcm63xx_flash_get_type(void);
--- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
+++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
@@ -10,6 +10,7 @@
#include <bcm63xx_dev_dsp.h>
#include <bcm63xx_fallback_sprom.h>
#include <pci_ath9k_fixup.h>
+#include <pci_rt2x00_fixup.h>
/*
* flash mapping
@@ -17,12 +18,16 @@
#define BCM963XX_CFE_VERSION_OFFSET 0x570
#define BCM963XX_NVRAM_OFFSET 0x580
-struct ath9k_caldata {
+struct bcm63xx_caldata {
+ unsigned int vendor;
unsigned int slot;
u32 caldata_offset;
+ /* Atheros */
unsigned int endian_check:1;
int led_pin;
bool led_active_high;
+ /* Ralink */
+ char* eeprom;
};
/*
@@ -48,7 +53,7 @@ struct board_info {
unsigned int has_caldata:2;
/* wifi calibration data config */
- struct ath9k_caldata caldata[2];
+ struct bcm63xx_caldata caldata[2];
/* ethernet config */
struct bcm63xx_enet_platform_data enet0;
--- /dev/null
+++ b/arch/mips/include/asm/mach-bcm63xx/pci_rt2x00_fixup.h
@@ -0,0 +1,9 @@
+#ifndef _PCI_RT2X00_FIXUP
+#define _PCI_RT2X00_FIXUP
+
+#define PCI_VENDOR_ID_RALINK 0x1814
+
+void pci_enable_rt2x00_fixup(unsigned slot, char* eeprom) __init;
+
+#endif /* _PCI_RT2X00_FIXUP */
+