Hi,

On 8/26/21 11:42 PM, Alexandru Gagniuc wrote:
This node is required in SPL when booting an OP-TEE payload. Add it to
the SPL devicetree.

Signed-off-by: Alexandru Gagniuc <mr.nuke...@gmail.com>
---
  arch/arm/dts/stm32mp157a-dk1-u-boot.dtsi | 1 +
  1 file changed, 1 insertion(+)

diff --git a/arch/arm/dts/stm32mp157a-dk1-u-boot.dtsi 
b/arch/arm/dts/stm32mp157a-dk1-u-boot.dtsi
index 0101962ea5..2e65b9b4d5 100644
--- a/arch/arm/dts/stm32mp157a-dk1-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp157a-dk1-u-boot.dtsi
@@ -31,6 +31,7 @@
                optee {
                        compatible = "linaro,optee-tz";
                        method = "smc";
+                       u-boot,dm-spl;
                };
        };


NAK = the OP-TEE nodes are ADDED by the OP-TEE firmware

when SPL is running the OP-TEE firmware is not running and the OP-TEE driver is not probed

=> this nodes are not required

This node should be present ONLY for backyard compatibility (STM32IMAGE support in U-Boot trusted boot)


regards


Patrick

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