YY2065的博客

&sdmmc { supports-sd; bus-width = <4>;+// cap-mmc-highspeed;+// sd-uhs-sdr12;+// sd-uhs-sdr25;+// sd-uhs-sdr50;+// sd-uhs-sdr104;+// cap-sd-highspeed; card-detect-delay = <200>; disable-wp; /* wp not hooked up */ num-slots = &.

1. make ARCH=arm menuconfig (不要使用 make menuconfig,会造成概率性编译报错)Device Drivers > Sound card support > Advanced Linux Sound Architecture > ALSA for SoC audio support > CODEC drivers Audio support >> <*> Everest Semi ES8323 CODEC

1.连接的hdmi的分辨率为 3840x2160p30 ，动鼠标一下屏幕一会亮完又变暗了。2.解决办法：uboot：diff --git a/drivers/clk/rockchip/clk_rk3288.c b/drivers/clk/rockchip/clk_rk3288.cindex ab346ef539..ede89a7445 100644--- a/drivers/clk/rockchip/clk_rk3288.c+++ b/drivers/clk/rockchip/clk_rk

DDR Version 1.08 20190523InChannel a: DDR3 400MHzBus Width=32 Col=10 Bank=8 Row=15 CS=1 Die Bus-Width=16 Size=1024MBChannel b: DDR3 400MHzBus Width=32 Col=10 Bank=8 Row=15 CS=1 Die Bus-Width=16 Size=1024MBMemory OKMemory OKOUTBoot1 Release Time: N

1.开始调试的时候，卡在这里/DDR Version 1.08 20190523InSRXChannel a: DDR3 400MHzBus Width=32 Col=10 Bank=8 Row=15 CS=1 Die Bus-Width=16 Size=1024MBChannel b: DDR3 400MHzBus Width=32 Col=10 Bank=8 Row=15 CS=1 Die Bus-Width=16 Size=1024MBOUTBoot1 Release Time: