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feat(stm32mp1): add RNG initialization in BL2 for STM32MP13

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Initialize RNG driver at platform level for STM32MP13.

Change-Id: I64832de43e5f6559a12e26680142db54c88f0b9e
Signed-off-by: Nicolas Le Bayon <nicolas.le.bayon@foss.st.com>
This commit is contained in:
Nicolas Le Bayon 2020-12-02 16:23:49 +01:00 • committed by Lionel Debieve
parent 6b5fc19227
commit 2742374414
2 changed files with 13 additions and 1 deletions
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7
plat/st/stm32mp1/bl2_plat_setup.c
View file

@ -17,6 +17,7 @@
#include <drivers/st/bsec.h> #include <drivers/st/bsec.h>
#include <drivers/st/regulator_fixed.h> #include <drivers/st/regulator_fixed.h>
#include <drivers/st/stm32_iwdg.h> #include <drivers/st/stm32_iwdg.h>
#include <drivers/st/stm32_rng.h>
#include <drivers/st/stm32_uart.h> #include <drivers/st/stm32_uart.h>
#include <drivers/st/stm32mp1_clk.h> #include <drivers/st/stm32mp1_clk.h>
#include <drivers/st/stm32mp1_pwr.h> #include <drivers/st/stm32mp1_pwr.h>
@ -375,6 +376,12 @@ skip_console_init:
} }
} }
#if STM32MP13
if (stm32_rng_init() != 0) {
panic();
}
#endif
#if STM32MP15 #if STM32MP15
if (stm32mp_is_auth_supported()) { if (stm32mp_is_auth_supported()) {
stm32mp1_auth_ops.check_key = stm32mp1_auth_ops.check_key =

7
plat/st/stm32mp1/platform.mk
View file

@ -117,8 +117,10 @@ endif
ifeq ($(STM32MP13),1) ifeq ($(STM32MP13),1)
STM32_HASH_VER := 4 STM32_HASH_VER := 4
STM32_RNG_VER := 4
else # Assuming STM32MP15 else # Assuming STM32MP15
STM32_HASH_VER := 2 STM32_HASH_VER := 2
STM32_RNG_VER := 2
endif endif
# Boot devices # Boot devices
@ -236,6 +238,7 @@ $(eval $(call assert_numerics,\
$(sort \ $(sort \
PLAT_PARTITION_MAX_ENTRIES \ PLAT_PARTITION_MAX_ENTRIES \
STM32_HASH_VER \ STM32_HASH_VER \
STM32_RNG_VER \
STM32_TF_A_COPIES \ STM32_TF_A_COPIES \
STM32_TF_VERSION \ STM32_TF_VERSION \
STM32MP_UART_BAUDRATE \ STM32MP_UART_BAUDRATE \
@ -247,6 +250,7 @@ $(eval $(call add_defines,\
PLAT_PARTITION_MAX_ENTRIES \ PLAT_PARTITION_MAX_ENTRIES \
PLAT_XLAT_TABLES_DYNAMIC \ PLAT_XLAT_TABLES_DYNAMIC \
STM32_HASH_VER \ STM32_HASH_VER \
STM32_RNG_VER \
STM32_TF_A_COPIES \ STM32_TF_A_COPIES \
STM32_TF_VERSION \ STM32_TF_VERSION \
STM32MP_CRYPTO_ROM_LIB \ STM32MP_CRYPTO_ROM_LIB \
@ -317,7 +321,8 @@ PLAT_BL_COMMON_SOURCES += drivers/arm/tzc/tzc400.c \
ifeq ($(STM32MP13),1) ifeq ($(STM32MP13),1)
PLAT_BL_COMMON_SOURCES += drivers/st/clk/clk-stm32-core.c \ PLAT_BL_COMMON_SOURCES += drivers/st/clk/clk-stm32-core.c \
drivers/st/clk/clk-stm32mp13.c drivers/st/clk/clk-stm32mp13.c \
drivers/st/crypto/stm32_rng.c
else else
PLAT_BL_COMMON_SOURCES += drivers/st/clk/stm32mp1_clk.c PLAT_BL_COMMON_SOURCES += drivers/st/clk/stm32mp1_clk.c
endif endif