stm32mp: add setup_serial_number for stm32mp25

Add support of serial number for stm32mp25, gets from OTP with BSEC driver.

Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Igor Opaniuk <igor.opaniuk@foundries.io>

1 files changed, 0 insertions, 27 deletions

diff --git a/arch/arm/mach-stm32mp/stm32mp1/cpu.c b/arch/arm/mach-stm32mp/stm32mp1/cpu.c
index 00fea7929b2..f84cb26fa56 100644
--- a/arch/arm/mach-stm32mp/stm32mp1/cpu.c
+++ b/arch/arm/mach-stm32mp/stm32mp1/cpu.c
@@ -336,33 +336,6 @@ __weak int setup_mac_address(void)
 	return 0;
 }
 
-static int setup_serial_number(void)
-{
-	char serial_string[25];
-	u32 otp[3] = {0, 0, 0 };
-	struct udevice *dev;
-	int ret;
-
-	if (env_get("serial#"))
-		return 0;
-
-	ret = uclass_get_device_by_driver(UCLASS_MISC,
-					  DM_DRIVER_GET(stm32mp_bsec),
-					  &dev);
-	if (ret)
-		return ret;
-
-	ret = misc_read(dev, STM32_BSEC_SHADOW(BSEC_OTP_SERIAL),
-			otp, sizeof(otp));
-	if (ret < 0)
-		return ret;
-
-	sprintf(serial_string, "%08X%08X%08X", otp[0], otp[1], otp[2]);
-	env_set("serial#", serial_string);
-
-	return 0;
-}
-
 __weak void stm32mp_misc_init(void)
 {
 }