From 8043d25b3c0fa0a8f531333707f682f03b6febdb Mon Sep 17 00:00:00 2001 From: Marc Gonzalez Date: Tue, 3 Jan 2017 11:01:14 +0100 Subject: [PATCH] mtd: nand: tango: Reset pbus to raw mode in probe Linux should not expect the boot loader to properly configure the peripheral bus "pad mode", so reset PBUS_PAD_MODE to raw. Signed-off-by: Marc Gonzalez Signed-off-by: Boris Brezillon --- drivers/mtd/nand/tango_nand.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/mtd/nand/tango_nand.c b/drivers/mtd/nand/tango_nand.c index 78a65f672c87..4a5e948c62df 100644 --- a/drivers/mtd/nand/tango_nand.c +++ b/drivers/mtd/nand/tango_nand.c @@ -632,6 +632,8 @@ static int tango_nand_probe(struct platform_device *pdev) if (IS_ERR(nfc->pbus_base)) return PTR_ERR(nfc->pbus_base); + writel_relaxed(MODE_RAW, nfc->pbus_base + PBUS_PAD_MODE); + clk = clk_get(&pdev->dev, NULL); if (IS_ERR(clk)) return PTR_ERR(clk); -- 2.39.5