target/linux/brcm2708/patches-4.4/0175-Remove-I2S-config-from-bt_pins.patch

   1 From eb4d55c34018bbb92808264217a0b2857d2b2ae6 Mon Sep 17 00:00:00 2001
   2 From: DigitalDreamtime <clive.messer@digitaldreamtime.co.uk>
   3 Date: Fri, 11 Mar 2016 11:44:35 +0000
   4 Subject: [PATCH 175/232] Remove I2S config from bt_pins.
   5
   6 Remove I2S config from bt_pins. Causes issues with clock alignment when I2S is
   7 used by an external DAC via GPIO header.
   8 ---
   9  arch/arm/boot/dts/bcm2710-rpi-3-b.dts                  | 6 +++---
  10  arch/arm/boot/dts/overlays/pi3-miniuart-bt-overlay.dts | 2 +-
  11  2 files changed, 4 insertions(+), 4 deletions(-)
  12
  13 --- a/arch/arm/boot/dts/bcm2710-rpi-3-b.dts
  14 +++ b/arch/arm/boot/dts/bcm2710-rpi-3-b.dts
  15 @@ -45,9 +45,9 @@
  16         };
  17
  18         bt_pins: bt_pins {
  19 -               brcm,pins =     <28 29 30 31 43>;
  20 -               brcm,function = <6 6 6 6 4>;   /* alt2:PCM alt0:GPCLK2 */
  21 -               brcm,pull =     <0 0 0 0 0>;
  22 +               brcm,pins = <43>;
  23 +               brcm,function = <4>; /* alt0:GPCLK2 */
  24 +               brcm,pull = <0>;
  25         };
  26
  27         uart0_pins: uart0_pins {
  28 --- a/arch/arm/boot/dts/overlays/pi3-miniuart-bt-overlay.dts
  29 +++ b/arch/arm/boot/dts/overlays/pi3-miniuart-bt-overlay.dts
  30 @@ -29,7 +29,7 @@
  31                 target = <&uart1>;
  32                 __overlay__ {
  33                         pinctrl-names = "default";
  34 -                       pinctrl-0 = <&uart1_pins>;
  35 +                       pinctrl-0 = <&uart1_pins &bt_pins>;
  36                         status = "okay";
  37                 };
  38         };