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author | Patrick Delaunay <patrick.delaunay@foss.st.com> | 2022-04-15 15:00:43 +0200 |
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committer | Patrice Chotard <patrice.chotard@foss.st.com> | 2022-05-10 10:56:39 +0200 |
commit | 655af9aa9c91303b76a9565df7292bf9ec3351a1 (patch) | |
tree | f1900eaa44a6df1c0ae454fc1708f97652dd35e1 | |
parent | 6a69eaf6f43840b05d7093c2728b2b6b011c31de (diff) | |
download | u-boot-655af9aa9c91303b76a9565df7292bf9ec3351a1.zip u-boot-655af9aa9c91303b76a9565df7292bf9ec3351a1.tar.gz u-boot-655af9aa9c91303b76a9565df7292bf9ec3351a1.tar.bz2 |
ARM: stm32mp: correctly handle Silicon revision
Handle correctly the silicon revision = REV_ID[15:0] of Device Version
and the associated device marking, A to Z on STMicroelectronics STM32MP
SOCs.
This patch prepare the introduction of next STM32MP family,
with STM32MP13x Rev.Z for REV_ID = 1.1.
Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
-rw-r--r-- | arch/arm/mach-stm32mp/cpu.c | 6 | ||||
-rw-r--r-- | arch/arm/mach-stm32mp/include/mach/sys_proto.h | 9 |
2 files changed, 8 insertions, 7 deletions
diff --git a/arch/arm/mach-stm32mp/cpu.c b/arch/arm/mach-stm32mp/cpu.c index 325d710..0ad5f30 100644 --- a/arch/arm/mach-stm32mp/cpu.c +++ b/arch/arm/mach-stm32mp/cpu.c @@ -432,13 +432,13 @@ static void get_cpu_string_offsets(unsigned int *type, unsigned int *pkg, /* Revision */ switch (get_cpu_rev()) { - case CPU_REVA: + case CPU_REV1: *rev = 1; break; - case CPU_REVB: + case CPU_REV2: *rev = 2; break; - case CPU_REVZ: + case CPU_REV2_1: *rev = 3; break; default: diff --git a/arch/arm/mach-stm32mp/include/mach/sys_proto.h b/arch/arm/mach-stm32mp/include/mach/sys_proto.h index 4149d3a..b91f98e 100644 --- a/arch/arm/mach-stm32mp/include/mach/sys_proto.h +++ b/arch/arm/mach-stm32mp/include/mach/sys_proto.h @@ -25,11 +25,12 @@ u32 get_cpu_type(void); /* return CPU_DEV constants */ u32 get_cpu_dev(void); -#define CPU_REVA 0x1000 -#define CPU_REVB 0x2000 -#define CPU_REVZ 0x2001 +#define CPU_REV1 0x1000 +#define CPU_REV1_1 0x1001 +#define CPU_REV2 0x2000 +#define CPU_REV2_1 0x2001 -/* return CPU_REV constants */ +/* return Silicon revision = REV_ID[15:0] of Device Version */ u32 get_cpu_rev(void); /* Get Package options from OTP */ |