[PATCH] board: ti: j721e: Add support for both esm probe

Udit Kumar u-kumar1 at ti.com
Wed Apr 17 06:36:50 CEST 2024


At present only MCU domain ESM is probed, this means errors
occurred in mcu domain will be propagate to MCU_SAFETY_ERRORn.
MCU ESM accepts SOC_SAFETY_ERRORn signal as Error
event and propagate to MCU_SAFETY_ERRORn.[0]

Therefore adding support to probe both main domain and mcu
domain ESM.

[0]: https://www.ti.com/lit/zip/spruil1
spruil1c.pdf from zip
Figure 12-1244. ESM Modules Overview

Signed-off-by: Udit Kumar <u-kumar1 at ti.com>
---
 board/ti/j721e/evm.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/board/ti/j721e/evm.c b/board/ti/j721e/evm.c
index 9dc3ed6dff..539eaf4718 100644
--- a/board/ti/j721e/evm.c
+++ b/board/ti/j721e/evm.c
@@ -465,10 +465,13 @@ void spl_board_init(void)
 	}
 
 	if (IS_ENABLED(CONFIG_ESM_K3)) {
-		ret = uclass_get_device_by_driver(UCLASS_MISC,
-						  DM_DRIVER_GET(k3_esm), &dev);
+		ret = uclass_get_device_by_name(UCLASS_MISC, "esm at 700000", &dev);
+		if (ret)
+			printf("MISC init for esm at 700000 failed: %d\n", ret);
+
+		ret = uclass_get_device_by_name(UCLASS_MISC, "esm at 40800000", &dev);
 		if (ret)
-			printf("ESM init failed: %d\n", ret);
+			printf("MISC init for esm at 40800000 failed: %d\n", ret);
 	}
 
 	if (IS_ENABLED(CONFIG_ESM_PMIC)) {
-- 
2.34.1



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