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From f8d0939eca47f56449ec583810a6ff41a1caaa91 Mon Sep 17 00:00:00 2001
From: Thomas Pedersen <twp@codeaurora.org>
Date: Mon, 16 May 2016 17:58:54 -0700
Subject: [PATCH 05/37] arm: qcom: dts: Enable NAND node on IPQ8064 AP148
platform
Original patch by Archit Taneja.
Enable the NAND controller node on the AP148 platform. Provide pinmux
information.
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Thomas Pedersen <twp@codeaurora.org>
---
arch/arm/boot/dts/qcom-ipq8064-ap148.dts | 42 ++++++++++++++++++++++++++++++
1 file changed, 42 insertions(+)
--- a/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
+++ b/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
@@ -38,6 +38,28 @@
bias-none;
};
};
+ nand_pins: nand_pins {
+ mux {
+ pins = "gpio34", "gpio35", "gpio36",
+ "gpio37", "gpio38", "gpio39",
+ "gpio40", "gpio41", "gpio42",
+ "gpio43", "gpio44", "gpio45",
+ "gpio46", "gpio47";
+ function = "nand";
+ drive-strength = <10>;
+ bias-disable;
+ };
+ pullups {
+ pins = "gpio39";
+ bias-pull-up;
+ };
+ hold {
+ pins = "gpio40", "gpio41", "gpio42",
+ "gpio43", "gpio44", "gpio45",
+ "gpio46", "gpio47";
+ bias-bus-hold;
+ };
+ };
};
gsbi@16300000 {
@@ -98,5 +120,25 @@
ports-implemented = <0x1>;
status = "ok";
};
+
+ nand@1ac00000 {
+ status = "ok";
+
+ pinctrl-0 = <&nand_pins>;
+ pinctrl-names = "default";
+
+ nandcs@0 {
+ compatible = "qcom,nandcs";
+ reg = <0>;
+
+ nand-ecc-strength = <4>;
+ nand-ecc-step-size = <512>;
+ nand-bus-width = <8>;
+ };
+ };
};
};
+
+&adm_dma {
+ status = "ok";
+};
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