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x86: samus: Update device tree for verified boot

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Add nvdata drivers for the TPM and RTC as used on samus. These are needed
for Chromium OS verified boot on samus.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Simon Glass 2019-05-07 21:41:14 -06:00 committed by Bin Meng
parent 969ed01242
commit 3dc13cc3a0
1 changed files with 21 additions and 1 deletions
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22
arch/x86/dts/chromebook_samus.dts
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@ -9,6 +9,12 @@
/include/ "rtc.dtsi" /include/ "rtc.dtsi"
/include/ "tsc_timer.dtsi" /include/ "tsc_timer.dtsi"
#ifdef CONFIG_CHROMEOS
#include "chromeos-x86.dtsi"
#include "flashmap-x86-ro.dtsi"
#include "flashmap-8mb-rw.dtsi"
#endif
/ { / {
model = "Google Samus"; model = "Google Samus";
compatible = "google,samus", "intel,broadwell"; compatible = "google,samus", "intel,broadwell";
@ -581,7 +587,7 @@
#address-cells = <1>; #address-cells = <1>;
#size-cells = <0>; #size-cells = <0>;
compatible = "intel,ich9-spi"; compatible = "intel,ich9-spi";
spi-flash@0 { fwstore_spi: spi-flash@0 {
u-boot,dm-pre-reloc; u-boot,dm-pre-reloc;
#size-cells = <1>; #size-cells = <1>;
#address-cells = <1>; #address-cells = <1>;
@ -670,6 +676,10 @@
u-boot,dm-pre-reloc; u-boot,dm-pre-reloc;
reg = <0xfed40000 0x5000>; reg = <0xfed40000 0x5000>;
compatible = "infineon,slb9635lpc"; compatible = "infineon,slb9635lpc";
secdata {
u-boot,dm-pre-reloc;
compatible = "google,tpm-secdata";
};
}; };
microcode { microcode {
@ -693,3 +703,13 @@
}; };
}; };
&rtc {
#address-cells = <1>;
#size-cells = <0>;
nvdata {
u-boot,dm-pre-reloc;
compatible = "google,cmos-nvdata";
reg = <0x26>;
};
};