igaf what volt u support u better off work in 1.8v

exkc · exkc · commit aa4f7077ed72 · 2026-01-19T10:27:42.000+08:00
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
@@ -1133,8 +1133,8 @@ u32 mmc_select_voltage(struct mmc_host *host, u32 ocr)
 
 	ocr &= host->ocr_avail;
 	if (!ocr) {
-		dev_warn(mmc_dev(host), "no support for card's volts\n");
-		return 0;
+		//dev_warn(mmc_dev(host), "no support for card's volts\n");
+		ocr = host->ios.vdd;
 	}
 
 	if (!mmc_card_uhs2(host) && host->caps2 & MMC_CAP2_FULL_PWR_CYCLE) {

Original file line number	Diff line number	Diff line change
`@@ -1133,8 +1133,8 @@ u32 mmc_select_voltage(struct mmc_host *host, u32 ocr)`
`1133`	`1133`
`1134`	`1134`	`ocr &= host->ocr_avail;`
`1135`	`1135`	`if (!ocr) {`
`1136`		`- dev_warn(mmc_dev(host), "no support for card's volts\n");`
`1137`		`- return 0;`
	`1136`	`+ //dev_warn(mmc_dev(host), "no support for card's volts\n");`
	`1137`	`+ ocr = host->ios.vdd;`
`1138`	`1138`	`}`
`1139`	`1139`
`1140`	`1140`	`if (!mmc_card_uhs2(host) && host->caps2 & MMC_CAP2_FULL_PWR_CYCLE) {`