From: Miquel Raynal <miquel.raynal@bootlin.com>
Date: Wed, 28 Feb 2018 19:51:53 +0000 (+0100)
Subject: sunxi: spl: deassert the NAND controller reset line
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=ba1c98bae2649e990c6af04545e422042cb58b27;p=project%2Fbcm63xx%2Fu-boot.git

sunxi: spl: deassert the NAND controller reset line

Ensure the NAND controller reset line is deasserted before use.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
---

diff --git a/board/sunxi/board.c b/board/sunxi/board.c
index e08e22f30c..ee3bfdac6d 100644
--- a/board/sunxi/board.c
+++ b/board/sunxi/board.c
@@ -286,6 +286,10 @@ static void nand_clock_setup(void)
 		(struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
 
 	setbits_le32(&ccm->ahb_gate0, (CLK_GATE_OPEN << AHB_GATE_OFFSET_NAND0));
+#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I || \
+    defined CONFIG_MACH_SUN9I || defined CONFIG_MACH_SUN50I
+	setbits_le32(&ccm->ahb_reset0_cfg, (1 << AHB_GATE_OFFSET_NAND0));
+#endif
 #ifdef CONFIG_MACH_SUN9I
 	setbits_le32(&ccm->ahb_gate1, (1 << AHB_GATE_OFFSET_DMA));
 #else