brcm63xx: add support for inverting ath9k LED polarity
authorÁlvaro Fernández Rojas <noltari@gmail.com>
Thu, 2 Jun 2016 18:41:17 +0000 (20:41 +0200)
committerÁlvaro Fernández Rojas <noltari@gmail.com>
Fri, 3 Jun 2016 14:35:46 +0000 (16:35 +0200)
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>
target/linux/brcm63xx/patches-4.4/421-BCM63XX-add-led-pin-for-ath9k.patch
target/linux/brcm63xx/patches-4.4/422-BCM63XX-add-a-fixup-for-rt2x00-devices.patch

index 07e5e21..c18d8db 100644 (file)
@@ -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;
        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 */
index 1638c5e..cdbecfd 100644 (file)
@@ -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 */