On 5/31/2024 7:25 PM, Kumar, Udit wrote:

On 5/31/2024 6:38 PM, Aniket Limaye wrote:
Add bootph-pre-ram property to the buck node in the pmic needed for
ESM error event handling.

Signed-off-by: Aniket Limaye <a-lim...@ti.com>
---
  arch/arm/dts/k3-j7200-r5-common-proc-board.dts | 9 +++++++++
  1 file changed, 9 insertions(+)

diff --git a/arch/arm/dts/k3-j7200-r5-common-proc-board.dts b/arch/arm/dts/k3-j7200-r5-common-proc-board.dts
index fb7e2e50239..78d07ff4e70 100644
--- a/arch/arm/dts/k3-j7200-r5-common-proc-board.dts
+++ b/arch/arm/dts/k3-j7200-r5-common-proc-board.dts
@@ -96,3 +96,12 @@
  &mcu_udmap {
      ti,sci = <&dm_tifs>;
  };
+
+&tps659414 {
+    regulators {
+        bucka1: buck1 {
+            bootph-pre-ram;
+        };


why not to add this in kernel DT

Manorit has already posted a series to kernel to add bootph- properties across platforms... Specifically the patch here [0] addresses this.

Once that is merged, and goes through the rebasing tree in u-boot we will need to send patches to remove the bootph properties from the -u-boot and -r5 files. Until then we need this patch for the ESM to work. Else we can wait till the kernel dt patches make it through to u-boot for me to roll out a v2.

[0]: https://lore.kernel.org/all/20240507-b4-upstream-bootph-all-v1-5-c6d526518...@ti.com/



+    };
+};
+

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