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>

diff --git a/target/linux/brcm63xx/patches-4.4/421-BCM63XX-add-led-pin-for-ath9k.patch b/target/linux/brcm63xx/patches-4.4/421-BCM63XX-add-led-pin-for-ath9k.patch
index 07e5e21fd069c8f05761b7ff601ca0b2a10faec0..c18d8db048130325b2d07cc4c21de4b106ddb15e 100644 (file)
--- a/target/linux/brcm63xx/patches-4.4/421-BCM63XX-add-led-pin-for-ath9k.patch
+++ b/target/linux/brcm63xx/patches-4.4/421-BCM63XX-add-led-pin-for-ath9k.patch
@@ -5,18 +5,18 @@
        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].endian_check, board.caldata[i].led_pin);
++                      board.caldata[i].endian_check, board.caldata[i].led_pin, board.caldata[i].led_active_high);
  
        return 0;
  }
 --- a/arch/mips/bcm63xx/pci-ath9k-fixup.c
 +++ b/arch/mips/bcm63xx/pci-ath9k-fixup.c
-@@ -182,13 +182,14 @@ static void ath9k_pci_fixup(struct pci_d
+@@ -182,13 +182,15 @@ static void ath9k_pci_fixup(struct pci_d
  DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATHEROS, PCI_ANY_ID, ath9k_pci_fixup);
  
  void __init pci_enable_ath9k_fixup(unsigned slot, u32 offset,
 -      unsigned endian_check)
-+      unsigned endian_check, int led_pin)
++      unsigned endian_check, int led_pin, bool led_active_high)
  {
        if (ath9k_num_fixups >= ARRAY_SIZE(ath9k_fixups))
                return;
@@ -24,16 +24,18 @@
        ath9k_fixups[ath9k_num_fixups].slot = slot;
        ath9k_fixups[ath9k_num_fixups].pdata.endian_check = endian_check;
 +      ath9k_fixups[ath9k_num_fixups].pdata.led_pin = led_pin;
++      ath9k_fixups[ath9k_num_fixups].pdata.led_active_high = led_active_high;
  
        if (!bcm63xx_read_eeprom(ath9k_fixups[ath9k_num_fixups].pdata.eeprom_data, offset))
                return;
 --- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
 +++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
-@@ -21,6 +21,7 @@ struct ath9k_caldata {
+@@ -21,6 +21,8 @@ struct ath9k_caldata {
        unsigned int    slot;
        u32             caldata_offset;
        unsigned int    endian_check:1;
 +      int             led_pin;
++      bool            led_active_high;
  };
  
  /*
@@ -44,6 +46,6 @@
  
  void pci_enable_ath9k_fixup(unsigned slot, u32 offset,
 -      unsigned endian_check) __init;
-+      unsigned endian_check, int led_pin) __init;
++      unsigned endian_check, int led_pin, bool led_active_high) __init;
  
  #endif /* _PCI_ATH9K_FIXUP */

diff --git a/target/linux/brcm63xx/patches-4.4/422-BCM63XX-add-a-fixup-for-rt2x00-devices.patch b/target/linux/brcm63xx/patches-4.4/422-BCM63XX-add-a-fixup-for-rt2x00-devices.patch
index 1638c5e722ce35d56d23b6e0da43446c8bf9620e..cdbecfd0eb1bbc90c10f2fd231c20d14ac65516b 100644 (file)
--- a/target/linux/brcm63xx/patches-4.4/422-BCM63XX-add-a-fixup-for-rt2x00-devices.patch
+++ b/target/linux/brcm63xx/patches-4.4/422-BCM63XX-add-a-fixup-for-rt2x00-devices.patch
@@ -42,13 +42,13 @@ Subject: [PATCH 72/72] 446-BCM63XX-add-a-fixup-for-rt2x00-devices
        /* 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].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_pin, board.caldata[i].led_active_high);
 +                      break;
 +              case PCI_VENDOR_ID_RALINK:
 +                      pci_enable_rt2x00_fixup(board.caldata[i].slot,
@@ -166,7 +166,7 @@ Subject: [PATCH 72/72] 446-BCM63XX-add-a-fixup-for-rt2x00-devices
  
  /*
   * flash mapping
-@@ -17,11 +18,15 @@
+@@ -17,12 +18,16 @@
  #define BCM963XX_CFE_VERSION_OFFSET   0x570
  #define BCM963XX_NVRAM_OFFSET         0x580
  
@@ -178,12 +178,13 @@ Subject: [PATCH 72/72] 446-BCM63XX-add-a-fixup-for-rt2x00-devices
 +      /* Atheros */
        unsigned int    endian_check:1;
        int             led_pin;
+       bool            led_active_high;
 +      /* Ralink */
 +      char*           eeprom;
  };
  
  /*
-@@ -47,7 +52,7 @@ struct board_info {
+@@ -48,7 +53,7 @@ struct board_info {
        unsigned int    has_caldata:2;
  
        /* wifi calibration data config */