From 4c80f111c06f9aa258b9e55db1ee99572428c105 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Thu, 14 Feb 2019 15:16:24 +0100 Subject: [PATCH] mmc: tmio: Configure HOST_MODE WMODE according to bus width Set the HOST_MODE register WMODE bit according to the SDHI bus width, that is 0 for 64bit bus and 1 for 16/32bit bus. Signed-off-by: Marek Vasut Cc: Masahiro Yamada --- drivers/mmc/tmio-common.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/mmc/tmio-common.c b/drivers/mmc/tmio-common.c index 2421915a07..6e656e5a9b 100644 --- a/drivers/mmc/tmio-common.c +++ b/drivers/mmc/tmio-common.c @@ -705,10 +705,14 @@ static void tmio_sd_host_init(struct tmio_sd_priv *priv) * This register dropped backward compatibility at version 0x10. * Write an appropriate value depending on the IP version. */ - if (priv->version >= 0x10) - tmio_sd_writel(priv, 0x101, TMIO_SD_HOST_MODE); - else + if (priv->version >= 0x10) { + if (priv->caps & TMIO_SD_CAP_64BIT) + tmio_sd_writel(priv, 0x100, TMIO_SD_HOST_MODE); + else + tmio_sd_writel(priv, 0x101, TMIO_SD_HOST_MODE); + } else { tmio_sd_writel(priv, 0x0, TMIO_SD_HOST_MODE); + } if (priv->caps & TMIO_SD_CAP_DMA_INTERNAL) { tmp = tmio_sd_readl(priv, TMIO_SD_DMA_MODE); -- 2.39.5