diff options
| author | Ye Li <ye.li@nxp.com> | 2020-03-09 23:11:54 -0700 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2021-01-23 11:30:31 +0100 |
| commit | 79e0217a8ea85706547130668f4ace0ffd6248d4 (patch) | |
| tree | cc6983ec961f827849ed8c92eff67cbba5324311 /arch | |
| parent | 42a49754e2c68694c8c4600c203430dd2625a7d6 (diff) | |
| download | u-boot-79e0217a8ea85706547130668f4ace0ffd6248d4.tar.gz u-boot-79e0217a8ea85706547130668f4ace0ffd6248d4.tar.xz u-boot-79e0217a8ea85706547130668f4ace0ffd6248d4.zip | |
imx: Fix market segment fuse offset on iMX8MP
iMX8MP has shifted market segment fuse one bit from 0x440 [7:6] to [6:5],
correct it in imx common codes.
Signed-off-by: Ye Li <ye.li@nxp.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-imx/cpu.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/arm/mach-imx/cpu.c b/arch/arm/mach-imx/cpu.c index a4d8f101b6..425d0f0327 100644 --- a/arch/arm/mach-imx/cpu.c +++ b/arch/arm/mach-imx/cpu.c @@ -385,6 +385,9 @@ u32 get_cpu_speed_grade_hz(void) */ #define OCOTP_TESTER3_TEMP_SHIFT 6 +/* iMX8MP uses OCOTP_TESTER3[6:5] for Market segment */ +#define IMX8MP_OCOTP_TESTER3_TEMP_SHIFT 5 + u32 get_cpu_temp_grade(int *minc, int *maxc) { struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR; @@ -394,7 +397,10 @@ u32 get_cpu_temp_grade(int *minc, int *maxc) uint32_t val; val = readl(&fuse->tester3); - val >>= OCOTP_TESTER3_TEMP_SHIFT; + if (is_imx8mp()) + val >>= IMX8MP_OCOTP_TESTER3_TEMP_SHIFT; + else + val >>= OCOTP_TESTER3_TEMP_SHIFT; val &= 0x3; if (minc && maxc) { |