From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Mitko Gamishev <hehopmajieh@debian.bg>
Date: Wed, 5 Feb 2020 15:31:25 +0200
Subject: drv:mmc:host:sunxi-mmc Disable DDR52 mode on all A20 based boards

---
 drivers/mmc/host/sunxi-mmc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c
index 111111111111..222222222222 100644
--- a/drivers/mmc/host/sunxi-mmc.c
+++ b/drivers/mmc/host/sunxi-mmc.c
@@ -1452,7 +1452,9 @@ static int sunxi_mmc_probe(struct platform_device *pdev)
 	 */
 	if ((host->cfg->clk_delays || host->use_new_timings) &&
 	    !of_device_is_compatible(pdev->dev.of_node,
-				     "allwinner,sun50i-h5-emmc"))
+				     "allwinner,sun50i-h5-emmc") &&
+	    !of_machine_is_compatible("allwinner,sun7i-a20") &&
+	    !of_machine_is_compatible("olimex,a64-olinuxino-2ge8g"))
 		mmc->caps      |= MMC_CAP_1_8V_DDR | MMC_CAP_3_3V_DDR;
 
 	ret = mmc_of_parse(mmc);
-- 
Armbian

