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Commit 9faac7b9 authored by Weijun Yang's avatar Weijun Yang Committed by Ulf Hansson
Browse files

mmc: sdhci: enable tuning for DDR50 



CMD19 tuning is also available for DDR50 mode.

Signed-off-by: default avatarWeijun Yang <york.yang@csr.com>
Signed-off-by: default avatarBarry Song <Baohua.Song@csr.com>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 4324f6de

drivers/mmc/host/sdhci.c

+4 −3
Original line number Diff line number Diff line
@@ -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: