28 lines
1000 B
Diff
28 lines
1000 B
Diff
From e715fb31c5ead4f7722098f08f684f85ba30ec21 Mon Sep 17 00:00:00 2001
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From: Mitko Gamishev <hehopmajieh@debian.bg>
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Date: Wed, 5 Feb 2020 15:31:25 +0200
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Subject: [PATCH 19/48] mmc: sunxi: Disable DDR52 mode on all A20 based boards
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---
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drivers/mmc/host/sunxi-mmc.c | 4 +++-
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1 file changed, 3 insertions(+), 1 deletion(-)
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diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c
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index f87d7967457f..a903b370c7db 100644
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--- a/drivers/mmc/host/sunxi-mmc.c
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+++ b/drivers/mmc/host/sunxi-mmc.c
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@@ -1401,7 +1401,9 @@ static int sunxi_mmc_probe(struct platform_device *pdev)
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*/
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if ((host->cfg->clk_delays || host->use_new_timings) &&
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!of_device_is_compatible(pdev->dev.of_node,
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- "allwinner,sun50i-h5-emmc"))
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+ "allwinner,sun50i-h5-emmc") &&
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+ !of_machine_is_compatible("allwinner,sun7i-a20") &&
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+ !of_machine_is_compatible("olimex,a64-olinuxino-2ge8g"))
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mmc->caps |= MMC_CAP_1_8V_DDR | MMC_CAP_3_3V_DDR;
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ret = mmc_of_parse(mmc);
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--
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2.25.1
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