diff options
| author | Lean Sheng Tan <lean.sheng.tan@intel.com> | 2021-07-19 01:57:16 -0700 |
|---|---|---|
| committer | Werner Zeh <werner.zeh@siemens.com> | 2021-07-29 05:18:48 +0000 |
| commit | 471dca7b107d7d1b2e6d6b186f14ba2f23a90215 (patch) | |
| tree | bb9cfd0dbd9d2e14d30dfc10bb90a8307760662a | |
| parent | 719d85bf569697a489a6ba7416870f4ec6d5b086 (diff) | |
soc/intel/elkhartlake: Update UART clock divider params
As EHL UART source clock is 120MHz, update the clock divider
parameters (M & N) to reflect the right value.
Signed-off-by: Lean Sheng Tan <lean.sheng.tan@intel.com>
Change-Id: I30c21bc4d1ef901a318a12664b61be75c1acf23b
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56422
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
| -rw-r--r-- | src/soc/intel/elkhartlake/Kconfig | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/soc/intel/elkhartlake/Kconfig b/src/soc/intel/elkhartlake/Kconfig index 7242e6ee5b..beea595b59 100644 --- a/src/soc/intel/elkhartlake/Kconfig +++ b/src/soc/intel/elkhartlake/Kconfig @@ -168,15 +168,15 @@ config CONSOLE_UART_BASE_ADDRESS depends on INTEL_LPSS_UART_FOR_CONSOLE # Clock divider parameters for 115200 baud rate -# Baudrate = (UART source clcok * M) /(N *16) -# EHL UART source clock: 100MHz +# Baudrate = (UART source clock * M) /(N *16) +# EHL UART source clock: 120MHz config SOC_INTEL_COMMON_LPSS_UART_CLK_M_VAL hex - default 0x30 + default 0x25a config SOC_INTEL_COMMON_LPSS_UART_CLK_N_VAL hex - default 0xc35 + default 0x7fff config VBOOT select VBOOT_SEPARATE_VERSTAGE |