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compare: t-head:downclock-sd
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t-head:th1520 t-head:thead-sdk t-head:huiwei t-head:downclock-sd t-head:develop t-head:master
t-head:20260504 t-head:20251124 t-head:20250930 t-head:20250813 t-head:20250110 t-head:20241223 t-head:Linux_SDK_V2.0.2 t-head:20240720 t-head:20240529 t-head:Linux_SDK_V1.5.4 t-head:20240328 t-head:20240324 t-head:20240131 t-head:20240127 t-head:Linux_SDK_V1.4.2 t-head:Linux_SDK_V1.3.3 t-head:Linux_SDK_V1.2.1 t-head:Linux_SDK_V1.2.0 t-head:Linux_SDK_V1.1.2 t-head:Linux_SDK_V1.0.3 t-head:Linux_SDK_V1.0.2 t-head:Linux_SDK_V0.9.5

1 Commits
20240328 ... downclock-

Author SHA1 Message Date
Han Gao
4b5e417342 riscv: dts: thead: downclock SD card for LPi4A 
It's reported that @198MHz some R/W error will happen.

215f2c97bd.patch

Signed-off-by: Han Gao <gaohan@iscas.ac.cn>
 2024-03-26 13:01:02 +00:00
2 changed files with 6 additions and 5 deletions
Expand all files Collapse all files

5
arch/riscv/dts/light-lpi4a-laptop.dts
View File

@@ -43,3 +43,8 @@
/delete-property/ lcd-en-gpios;
/delete-property/ lcd-bias-en-gpios;
};
&sdhci0 {
max-frequency = <35000000>;
status = "okay";
};

6
include/configs/light-c910.h
View File

@@ -137,7 +137,6 @@
"pxefile_addr_r=0x00600000\0" \
"dtb_addr=0x03800000\0" \
"fdt_addr_r=0x03800000\0" \
"fdtoverlay_addr_r=0x03700000\0" \
"kernel_addr_r=0x00200000\0" \
"ramdisk_addr_r=0x06000000\0" \
"boot_conf_addr_r=0xc0000000\0" \
@@ -154,15 +153,12 @@
"kdump_buf=180M\0" \
"mmcbootpart=2\0" \
"default_mmcdev=1\0" \
"emmc_dev=0\0" \
"sdcard_dev=1\0" \
"mmc_select=if test -e mmc ${default_mmcdev}:${mmcbootpart} ${boot_conf_file}; then mmcdev=1; else mmcdev=0; fi;\0" \
"boot_conf_file=/extlinux/extlinux.conf\0" \
"uuid_rootfsA=80a5a8e9-c744-491a-93c1-4f4194fd690a\0" \
"uuid_swap=5ebcaaf0-e098-43b9-beef-1f8deedd135e\0" \
"partitions=name=table,size=2031KB;name=boot,size=500MiB,type=boot;name=swap,size=4096MiB,type=swap,uuid=${uuid_swap};name=root,size=-,type=linux,uuid=${uuid_rootfsA}\0" \
"gpt_partition=gpt write mmc ${emmc_dev} $partitions\0" \
"sdcard_gpt_partition=gpt write mmc ${sdcard_dev} $partitions\0" \
"gpt_partition=gpt write mmc ${mmcdev} $partitions\0" \
"load_aon=load mmc ${mmcdev}:${mmcbootpart} $fwaddr light_aon_fpga.bin;cp.b $fwaddr $aon_ram_addr $filesize\0" \
"load_c906_audio=load mmc ${mmcdev}:${mmcbootpart} $fwaddr light_c906_audio.bin;cp.b $fwaddr $audio_ram_addr $filesize\0" \
"load_str=load mmc ${mmcdev}:${mmcbootpart} $fwaddr str.bin;cp.b $fwaddr $str_ram_addr $filesize\0" \