For the existing IOdelay configuration via U-Boot, NAND is
not supported on dra72-evm (both Rev B and Rev C).
Disable it. Commit 46cfc8945887 ("ARM: dts: dra72-evm: Remove
pinmux configurations for erratum i869") has already removed
pinmuxing for NAND making it unusable.
Signed-off-by: Sekhar Nori <nsekhar@xxxxxx>
---
arch/arm/boot/dts/dra72-evm-common.dtsi | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/dra72-evm-common.dtsi b/arch/arm/boot/dts/dra72-evm-common.dtsi
index e50fbeea96e0..64553476c678 100644
--- a/arch/arm/boot/dts/dra72-evm-common.dtsi
+++ b/arch/arm/boot/dts/dra72-evm-common.dtsi
@@ -280,7 +280,12 @@
};
&gpmc {
- status = "okay";
+ /*
+ * For the existing IOdelay configuration via U-Boot we don't
+ * support NAND on dra72-evm. Keep it disabled. Enabling it
+ * requires a different configuration by U-Boot.
+ */
+ status = "disabled";
ranges = <0 0 0x08000000 0x01000000>; /* minimum GPMC partition = 16MB */
nand@0,0 {
/* To use NAND, DIP switch SW5 must be set like so:
--
2.9.0
--
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