According to the MX7D fuse map the following speed grades are available:
800 MHz
500 MHz
1000 MHz
1200 MHz
So simply return the real frequency that corresponds to the speed grade.
With this change we see on boot:
CPU: Freescale i.MX7D rev1.2 1000 MHz (running at 792 MHz)
Signed-off-by: Fabio Estevam <fabio.este...@nxp.com>
---
arch/arm/cpu/armv7/mx7/soc.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm/cpu/armv7/mx7/soc.c b/arch/arm/cpu/armv7/mx7/soc.c
index b9fb97b..8cde77b 100644
--- a/arch/arm/cpu/armv7/mx7/soc.c
+++ b/arch/arm/cpu/armv7/mx7/soc.c
@@ -120,11 +120,11 @@ u32 get_cpu_speed_grade_hz(void)
switch(val) {
case OCOTP_TESTER3_SPEED_800MHZ:
- return 792000000;
+ return 800000000;
case OCOTP_TESTER3_SPEED_500MHZ:
return 500000000;
case OCOTP_TESTER3_SPEED_1GHZ:
- return 996000000;
+ return 1000000000;
}
return 0;
}
--
2.7.4
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