[PATCH v2 02/19] board: ti: j721e: Probe eeprom only when CONFIG_TI_I2C_BOARD_DETECT is defined

Lokesh Vutla lokeshvutla at ti.com
Wed Aug 5 19:14:14 CEST 2020


Guard all eeprom probe with TI_I2C_BOARD_DETECT to avoid reading eeprom
when eeprom is not available

Reviewed-by: Suman Anna <s-anna at ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>
Signed-off-by: Jean-Jacques Hiblot <jjhiblot at ti.com>
---
 arch/arm/mach-k3/j721e_init.c |  3 ++-
 board/ti/j721e/evm.c          | 16 +++++++++++-----
 2 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/arch/arm/mach-k3/j721e_init.c b/arch/arm/mach-k3/j721e_init.c
index f9454e3273..5ec62a92f8 100644
--- a/arch/arm/mach-k3/j721e_init.c
+++ b/arch/arm/mach-k3/j721e_init.c
@@ -208,7 +208,8 @@ void board_init_f(ulong dummy)
 	k3_sysfw_print_ver();
 
 	/* Perform EEPROM-based board detection */
-	do_board_detect();
+	if (IS_ENABLED(CONFIG_TI_I2C_BOARD_DETECT))
+		do_board_detect();
 
 #if defined(CONFIG_CPU_V7R) && defined(CONFIG_K3_AVS0)
 	ret = uclass_get_device_by_driver(UCLASS_MISC, DM_GET_DRIVER(k3_avs),
diff --git a/board/ti/j721e/evm.c b/board/ti/j721e/evm.c
index a1e8fe59c4..7199d11e95 100644
--- a/board/ti/j721e/evm.c
+++ b/board/ti/j721e/evm.c
@@ -100,6 +100,7 @@ int ft_board_setup(void *blob, struct bd_info *bd)
 }
 #endif
 
+#ifdef CONFIG_TI_I2C_BOARD_DETECT
 int do_board_detect(void)
 {
 	int ret;
@@ -336,14 +337,17 @@ static int probe_daughtercards(void)
 
 	return 0;
 }
+#endif
 
 int board_late_init(void)
 {
-	setup_board_eeprom_env();
-	setup_serial();
+	if (IS_ENABLED(CONFIG_TI_I2C_BOARD_DETECT)) {
+		setup_board_eeprom_env();
+		setup_serial();
 
-	/* Check for and probe any plugged-in daughtercards */
-	probe_daughtercards();
+		/* Check for and probe any plugged-in daughtercards */
+		probe_daughtercards();
+	}
 
 	return 0;
 }
@@ -355,7 +359,9 @@ void spl_board_init(void)
 	int ret;
 #endif
 
-	probe_daughtercards();
+	if (IS_ENABLED(CONFIG_TARGET_J721E_A72_EVM) &&
+	    IS_ENABLED(CONFIG_TI_I2C_BOARD_DETECT))
+		probe_daughtercards();
 
 #ifdef CONFIG_ESM_K3
 	if (board_ti_k3_is("J721EX-PM2-SOM")) {
-- 
2.23.0



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