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path: root/kernels/linux-libre-xen/0001-sdhci-revert.patch
blob: 5d4afd64461735aa87274e5708c4145df778266c (plain)
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index 2cadf08..b48565e 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1895,9 +1895,9 @@ static int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode)
 		tuning_count = host->tuning_count;
 
 	/*
-	 * The Host Controller needs tuning only in case of SDR104 mode
-	 * and for SDR50 mode when Use Tuning for SDR50 is set in the
-	 * Capabilities register.
+	 * The Host Controller needs tuning in case of SDR104 and DDR50
+	 * mode, and for SDR50 mode when Use Tuning for SDR50 is set in
+	 * the Capabilities register.
 	 * If the Host Controller supports the HS200 mode then the
 	 * tuning function has to be executed.
 	 */
@@ -1917,6 +1917,7 @@ static int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode)
 		break;
 
 	case MMC_TIMING_UHS_SDR104:
+	case MMC_TIMING_UHS_DDR50:
 		break;
 
 	case MMC_TIMING_UHS_SDR50:
generated by cgit v0.11.2 at 2016-01-01 22:11:38 (GMT)