[U-Boot] [PATCH 19/19] stm32mp1: Replace OTP read by SHADOW read

Patrick Delaunay patrick.delaunay at st.com
Wed Feb 27 16:01:29 UTC 2019


Replace STM32_BSEC_OTP() by STM32_BSEC_SHADOW() to
increase read performance.


Signed-off-by: Patrice Chotard <patrice.chotard at st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay at st.com>
---

 arch/arm/mach-stm32mp/cpu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm/mach-stm32mp/cpu.c b/arch/arm/mach-stm32mp/cpu.c
index f39941e..7b4431c 100644
--- a/arch/arm/mach-stm32mp/cpu.c
+++ b/arch/arm/mach-stm32mp/cpu.c
@@ -472,7 +472,7 @@ static int setup_mac_address(void)
 	if (ret)
 		return ret;
 
-	ret = misc_read(dev, BSEC_OTP_MAC * 4 + STM32_BSEC_OTP_OFFSET,
+	ret = misc_read(dev, STM32_BSEC_SHADOW(BSEC_OTP_MAC),
 			otp, sizeof(otp));
 	if (ret < 0)
 		return ret;
@@ -510,7 +510,7 @@ static int setup_serial_number(void)
 	if (ret)
 		return ret;
 
-	ret = misc_read(dev, BSEC_OTP_SERIAL * 4 + STM32_BSEC_OTP_OFFSET,
+	ret = misc_read(dev, STM32_BSEC_SHADOW(BSEC_OTP_SERIAL),
 			otp, sizeof(otp));
 	if (ret < 0)
 		return ret;
-- 
2.7.4



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