[PATCH v2 6/9] arm: dts: k3-j721e-mcu-wakeup: Introduce chipid node

Dave Gerlach d-gerlach at ti.com
Thu Jul 16 06:40:01 CEST 2020


Introduce a chipid node to provide a UCLASS_SOC driver to identify TI K3
SoCs.

Signed-off-by: Dave Gerlach <d-gerlach at ti.com>
---
 arch/arm/dts/k3-j721e-common-proc-board-u-boot.dtsi | 4 ++++
 arch/arm/dts/k3-j721e-mcu-wakeup.dtsi               | 5 +++++
 2 files changed, 9 insertions(+)

diff --git a/arch/arm/dts/k3-j721e-common-proc-board-u-boot.dtsi b/arch/arm/dts/k3-j721e-common-proc-board-u-boot.dtsi
index 7b01e4204f73..bea77cb1f74c 100644
--- a/arch/arm/dts/k3-j721e-common-proc-board-u-boot.dtsi
+++ b/arch/arm/dts/k3-j721e-common-proc-board-u-boot.dtsi
@@ -377,3 +377,7 @@
 &mcu_fss0_ospi1_pins_default {
 	u-boot,dm-spl;
 };
+
+&chipid {
+	u-boot,dm-spl;
+};
diff --git a/arch/arm/dts/k3-j721e-mcu-wakeup.dtsi b/arch/arm/dts/k3-j721e-mcu-wakeup.dtsi
index 2eed50aa5a4c..7a815620a507 100644
--- a/arch/arm/dts/k3-j721e-mcu-wakeup.dtsi
+++ b/arch/arm/dts/k3-j721e-mcu-wakeup.dtsi
@@ -199,4 +199,9 @@
 		clocks = <&k3_clks 195 0>;
 		power-domains = <&k3_pds 195 TI_SCI_PD_EXCLUSIVE>;
 	};
+
+	chipid: chipid at 43000014 {
+		compatible = "ti,am654-chipid";
+		reg = <0x0 0x43000014 0x0 0x4>;
+	};
 };
-- 
2.20.1



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