linux-kernel - [PATCH] mmc: host: mtk-sd: enable recheck_sdio

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Message-Id: <20201023122950.60903-1-fparent@baylibre.com>
Date:   Fri, 23 Oct 2020 14:29:50 +0200
From:   Fabien Parent <fparent@...libre.com>
To:     linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-mmc@...r.kernel.org
Cc:     matthias.bgg@...il.com, ulf.hansson@...aro.org,
        chaotian.jing@...iatek.com, Fabien Parent <fparent@...libre.com>
Subject: [PATCH] mmc: host: mtk-sd: enable recheck_sdio_irq for MT8516 SoC

MT8516 SoC suffers from sometimes losing SDIO IRQs, this makes SDIO
devices sometimes unstable. Make use of the new property
recheck_sdio_irq to fix the SDIO stability issues on MT8516.

Signed-off-by: Fabien Parent <fparent@...libre.com>
---
 drivers/mmc/host/mtk-sd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index a704745e5882..3dc102eefe49 100644
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -524,7 +524,7 @@ static const struct mtk_mmc_compatible mt7622_compat = {
 
 static const struct mtk_mmc_compatible mt8516_compat = {
 	.clk_div_bits = 12,
-	.recheck_sdio_irq = false,
+	.recheck_sdio_irq = true,
 	.hs400_tune = false,
 	.pad_tune_reg = MSDC_PAD_TUNE0,
 	.async_fifo = true,
-- 
2.28.0