target/linux/bcm27xx/patches-5.10/950-0402-overlays-mpu6050-Add-addr-parameter.patch

   1 From 3e0ea72cab201faea51f8cdb490562151a3f01fd Mon Sep 17 00:00:00 2001
   2 From: Phil Elwell <phil@raspberrypi.com>
   3 Date: Tue, 15 Dec 2020 17:02:17 +0000
   4 Subject: [PATCH] overlays: mpu6050: Add 'addr' parameter
   5
   6 The mpu6050 starts up at address 0x68 by default, but can be set to
   7 0x69 if the ADO pin is pulled high. Give the overlay an addr parameter
   8 to allow devices at the alternate address to be used.
   9
  10 See: https://github.com/Hexxeh/rpi-firmware/issues/252
  11
  12 Signed-off-by: Phil Elwell <phil@raspberrypi.com>
  13 ---
  14  arch/arm/boot/dts/overlays/README              | 1 +
  15  arch/arm/boot/dts/overlays/mpu6050-overlay.dts | 1 +
  16  2 files changed, 2 insertions(+)
  17
  18 --- a/arch/arm/boot/dts/overlays/README
  19 +++ b/arch/arm/boot/dts/overlays/README
  20 @@ -1920,6 +1920,7 @@ Name:   mpu6050
  21  Info:   Overlay for i2c connected mpu6050 imu
  22  Load:   dtoverlay=mpu6050,<param>=<val>
  23  Params: interrupt               GPIO pin for interrupt (default 4)
  24 +        addr                    I2C address of the device (default 0x68)
  25
  26
  27  Name:   mz61581
  28 --- a/arch/arm/boot/dts/overlays/mpu6050-overlay.dts
  29 +++ b/arch/arm/boot/dts/overlays/mpu6050-overlay.dts
  30 @@ -24,5 +24,6 @@
  31
  32          __overrides__ {
  33                  interrupt = <&mpu6050>,"interrupts:0";
  34 +                addr = <&mpu6050>,"reg:0";
  35          };
  36  };