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Subject[PATCH v5 12/12] ARM: berlin: enable flash on the BG2Q DMP
Date
The BG2Q DMP has a nand controller. Add the corresponding node, but do
not enable it by default because the nand is only available on some BG2Q
DMP.

Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com>
---
arch/arm/boot/dts/berlin2q-marvell-dmp.dts | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)

diff --git a/arch/arm/boot/dts/berlin2q-marvell-dmp.dts b/arch/arm/boot/dts/berlin2q-marvell-dmp.dts
index a98ac1bd8f65..4157258a6fb0 100644
--- a/arch/arm/boot/dts/berlin2q-marvell-dmp.dts
+++ b/arch/arm/boot/dts/berlin2q-marvell-dmp.dts
@@ -112,3 +112,28 @@
&sata_phy {
status = "okay";
};
+
+&chip {
+ nand_pmux: nand-pmux {
+ groups = "G0", "G1";
+ function = "nand";
+ };
+};
+
+&nand0 {
+ pinctrl-0 = <&nand_pmux>;
+ pinctrl-names = "default";
+
+ marvell,nand-enable-arbiter;
+ nand-ecc-strength = <48>;
+ nand-ecc-step-size = <1024>;
+
+ num-cs = <1>;
+
+ /*
+ * Two kinds of BG2Q DMP are available: one with emmc and
+ * one with a nand. The latter is not widespread. Because
+ * of this, disable the nand by default.
+ */
+ status = "disabled";
+};
--
2.4.0


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