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buildroot/buildroot-2016.08.1/board/chromebook/snow/linux-4.6-dts-tpm.patch 728 Bytes
6b13f685e   김민수   BSP 최초 추가
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  Some versions of u-boot for this Chromebook check for tpm node
  in the device tree and fail badly (reboot) if it is not found.
  
  While not exactly correct, it is much easier to patch the mainline
  device tree to match u-boot expectations than to fix u-boot on
  this device.
  
  See https://code.google.com/p/chromium/issues/detail?id=220169
  and https://lkml.org/lkml/2013/3/4/242
  
  Signed-off-by: Alex Suykov <alex.suykov@gmail.com>
  
  --- a/arch/arm/boot/dts/exynos5250-snow-common.dtsi
  +++ b/arch/arm/boot/dts/exynos5250-snow-common.dtsi
  @@ -466,6 +466,11 @@
   	status = "okay";
   	samsung,i2c-sda-delay = <100>;
   	samsung,i2c-max-bus-freq = <66000>;
  +
  +	tpm {
  +		compatible = "infineon,slb9635tt";
  +		reg = <0x20>;
  +	};
   };
   
   &i2c_5 {