From: Michal Simek Date: Thu, 5 Nov 2015 07:32:14 +0000 (+0100) Subject: ARM64: zynqmp: Setup correct COUNTER_FREQUENCY for silicon X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=713b616459eb0d8a7805e31f4b8e9a6fe786b3aa;p=u-boot.git ARM64: zynqmp: Setup correct COUNTER_FREQUENCY for silicon When U-Boot runs from EL3 system timer is setup based on this macro. Software default freq for silicon is 100MHz but enable opton to rewrite it. Emulation platform is using 4MHz. Signed-off-by: Michal Simek --- diff --git a/include/configs/xilinx_zynqmp.h b/include/configs/xilinx_zynqmp.h index ac68998aeb..dcd7552bd1 100644 --- a/include/configs/xilinx_zynqmp.h +++ b/include/configs/xilinx_zynqmp.h @@ -43,7 +43,9 @@ #define CONFIG_OF_LIBFDT /* Generic Timer Definitions - setup in EL3. Setup by ATF for other cases */ -#define COUNTER_FREQUENCY 4000000 +#if !defined(COUNTER_FREQUENCY) +# define COUNTER_FREQUENCY 100000000 +#endif /* Size of malloc() pool */ #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 0x2000000) diff --git a/include/configs/xilinx_zynqmp_ep.h b/include/configs/xilinx_zynqmp_ep.h index 0204d2c593..9906c426f5 100644 --- a/include/configs/xilinx_zynqmp_ep.h +++ b/include/configs/xilinx_zynqmp_ep.h @@ -28,6 +28,8 @@ #define CONFIG_SYS_SDRAM_BASE 0 #define CONFIG_SYS_SDRAM_SIZE 0x40000000 +#define COUNTER_FREQUENCY 4000000 + #include #endif /* __CONFIG_ZYNQMP_EP_H */