Hi Lu jicong,
Does the 1866M worked for your board before?
I think this config should be fine for other people, it has been submit for 4 years.
Thanks,
- Kever
On 2023/7/5 21:58, Lu jicong wrote:
Current 1866MHz sdram config is too high for NanoPC-T4. On this frequency, its lpddr3 sdram becomes unstable, causing memtest failures and random kernel crashes.
Signed-off-by: Lu jicong jiconglu58@gmail.com
arch/arm/dts/rk3399-nanopc-t4-u-boot.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/dts/rk3399-nanopc-t4-u-boot.dtsi b/arch/arm/dts/rk3399-nanopc-t4-u-boot.dtsi index 17201bcf41..8b6c9059ab 100644 --- a/arch/arm/dts/rk3399-nanopc-t4-u-boot.dtsi +++ b/arch/arm/dts/rk3399-nanopc-t4-u-boot.dtsi @@ -4,4 +4,4 @@ */
#include "rk3399-nanopi4-u-boot.dtsi" -#include "rk3399-sdram-lpddr3-samsung-4GB-1866.dtsi" +#include "rk3399-sdram-lpddr3-4GB-1600.dtsi"