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Commit 2963070a authored by Chen-Yu Tsai's avatar Chen-Yu Tsai Committed by Ulf Hansson
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mmc: sunxi: Disable eMMC HS-DDR (MMC_CAP_1_8V_DDR) for Allwinner A80 



eMMC HS-DDR no longer works on the A80, despite it working when support
for this developed.

Disable it for now.

Signed-off-by: default avatarChen-Yu Tsai <wens@csie.org>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 6e1c7d61

drivers/mmc/host/sunxi-mmc.c

+5 −0
Original line number Diff line number Diff line
@@ -1129,6 +1129,11 @@ static int sunxi_mmc_probe(struct platform_device *pdev) 
				  MMC_CAP_1_8V_DDR |

				  MMC_CAP_ERASE | MMC_CAP_SDIO_IRQ;



	/* TODO MMC DDR is not working on A80 */

	if (of_device_is_compatible(pdev->dev.of_node,

				    "allwinner,sun9i-a80-mmc"))

		mmc->caps &= ~MMC_CAP_1_8V_DDR;



	ret = mmc_of_parse(mmc);

	if (ret)

		goto error_free_dma;