[PATCH v4 10/10] ARM: berlin: enable flash on the BG2Q DMP
From: Antoine Tenart <hidden>
Date: 2015-04-15 17:26:47
Also in:
lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
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 <redacted> --- 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"; +};
--
2.3.5