AM6442: TMDS64GPEVM board print too much emmc related log

Hi，

   I use TMDS64GPEVM  as a sample board for my project， use sample image download form https://www.ti2k.com/wp-content/uploads/ti2k/DeyiSupport_DSP_PROCESSOR-SDK-AM64X ，with right sd card  ，the linux image is booting。 but console output too much log as below shows：

[  364.121296] mmc0: Got data interrupt 0x00000002 even though no data operation was in progress.
[  364.164408] mmc0: sdhci: ============ SDHCI REGISTER DUMP ===========
[  364.164414] mmc0: sdhci: Sys addr:  0x00000000 | Version:  0x00001004
[  364.164420] mmc0: sdhci: Blk size:  0x00007200 | Blk cnt:  0x00000000
[  364.183684] mmc0: sdhci: Argument:  0x00000000 | Trn mode: 0x00000033
[  364.183690] mmc0: sdhci: Present:   0x01f70000 | Host ctl: 0x0000001f
[  364.183694] mmc0: sdhci: Power:     0x0000000f | Blk gap:  0x00000080
[  364.183699] mmc0: sdhci: Wake-up:   0x00000000 | Clock:    0x00000207
[  364.183705] mmc0: sdhci: Timeout:   0x00000000 | Int stat: 0x00000000
[  364.215810] mmc0: sdhci: Int enab:  0x03ff008b | Sig enab: 0x03ff008b
[  364.215814] mmc0: sdhci: ACmd stat: 0x00000000 | Slot int: 0x00000000
[  364.215820] mmc0: sdhci: Caps:      0x3de8c801 | Caps_1:   0x18002407
[  364.235084] mmc0: sdhci: Cmd:       0x00000c1a | Max curr: 0x00000000
[  364.235088] mmc0: sdhci: Resp[0]:   0x00000b00 | Resp[1]:  0x0076b27f
[  364.235095] mmc0: sdhci: Resp[2]:   0x325b5900 | Resp[3]:  0x00400e00
[  364.254367] mmc0: sdhci: Host ctl2: 0x0000000c
[  364.254374] mmc0: sdhci: ADMA Err:  0x00000000 | ADMA Ptr: 0x00000000a8140218

how can i resolve this issue？

Shine：

请问跑的是哪个demo? 用的预编译的demo还是重新build过的demo?

,

bin wang：

是官方的default linux image  tisdk-default-image-am64xx-evm.wic.xz

,

Shine：

我把您的问题转到e2e了，请关注下面帖子的回复。https://e2e.ti.com/support/processors-group/processors/f/processors-forum/1077291/am6442-tmds64gpevm-board-print-too-much-emmc-related-log

,

Shine：

这是一个bug，请打一下补丁。This is an known issue. Please apply the following patch to solve it and rebuild the board dts (make dtbs).

index 5a555638e9cc..e07182b6971e 100644— a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi+++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi@@ -477,7 +477,7 @@ };

sdhci1: mmc@fa00000 {- compatible = "ti,am64-sdhci-4bit";+ compatible = "ti,j721e-sdhci-4bit"; reg = <0x00 0xfa00000 0x00 0x260>, <0x00 0xfa08000 0x00 0x134>; interrupts = <GIC_SPI 134 IRQ_TYPE_LEVEL_HIGH>; power-domains = <&k3_pds 58 TI_SCI_PD_EXCLUSIVE>;