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部件号:PROCESSOR-SDK-J784S4 工具/软件:
你(们)好
我们有时会看到以下 Linux 内核消息:
mmc0: Got data interrupt 0x00200000 even though no data operation was in progress. mmc0: sdhci: ============ SDHCI REGISTER DUMP =========== mmc0: sdhci: Sys addr: 0x00000000 | Version: 0x00001004 mmc0: sdhci: Blk size: 0x00007080 | Blk cnt: 0x00000001 mmc0: sdhci: Argument: 0x00000000 | Trn mode: 0x00000013 mmc0: sdhci: Present: 0x01ff00f0 | Host ctl: 0x0000003c mmc0: sdhci: Power: 0x0000000b | Blk gap: 0x00000080 mmc0: sdhci: Wake-up: 0x00000000 | Clock: 0x00000007 mmc0: sdhci: Timeout: 0x00000000 | Int stat: 0x00000000 mmc0: sdhci: Int enab: 0x03ff000b | Sig enab: 0x03ff000b mmc0: sdhci: ACmd stat: 0x00000000 | Slot int: 0x00000000 mmc0: sdhci: Caps: 0x7cecc801 | Caps_1: 0x98002407 mmc0: sdhci: Cmd: 0x0000153a | Max curr: 0x00000000 mmc0: sdhci: Resp[0]: 0x00000000 | Resp[1]: 0xffffffff mmc0: sdhci: Resp[2]: 0x328f5903 | Resp[3]: 0x00d00f00 mmc0: sdhci: Host ctl2: 0x00000003 mmc0: sdhci: ADMA Err: 0x00000000 | ADMA Ptr: 0x0000000080f69200 mmc0: sdhci: ============================================
这已在 SDK 9.2/10.1/11.0中看到。
器件树为:
&main_sdhci0 { /* eMMC */ status = "okay"; non-removable; ti,driver-strength-ohm = <50>; disable-wp; };
您能否帮助解决此问题?
此致
Daniel