openwrt/target/linux/ipq806x/patches-3.18/165-arm-qcom-dts-Enable-NAND-node-on-IPQ8064-AP148-platform.patch

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Subject: [v3,5/5] arm: qcom: dts: Enable NAND node on IPQ8064 AP148 platform
From: Archit Taneja <architt@codeaurora.org>
X-Patchwork-Id: 6927091
Message-Id: <1438578498-32254-6-git-send-email-architt@codeaurora.org>
To: linux-mtd@lists.infradead.org, dehrenberg@google.com,
	cernekee@gmail.com, computersforpeace@gmail.com
Cc: linux-arm-msm@vger.kernel.org, agross@codeaurora.org,
	sboyd@codeaurora.org, linux-kernel@vger.kernel.org,
	Archit Taneja <architt@codeaurora.org>, devicetree@vger.kernel.org
Date: Mon,  3 Aug 2015 10:38:18 +0530

Enable the NAND controller node on the AP148 platform. Provide pinmux
information.

Cc: devicetree@vger.kernel.org

Signed-off-by: Archit Taneja <architt@codeaurora.org>

---
arch/arm/boot/dts/qcom-ipq8064-ap148.dts | 36 ++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

--- a/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
+++ b/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
@@ -61,6 +61,31 @@
 					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 {
@@ -147,5 +172,19 @@
 			pinctrl-0 = <&pcie1_pins>;
 			pinctrl-names = "default";
 		};
+
+		nand@1ac00000 {
+			status = "ok";
+
+			pinctrl-0 = <&nand_pins>;
+			pinctrl-names = "default";
+
+			nand-ecc-strength = <4>;
+			nand-bus-width = <8>;
+		};
 	};
 };
+
+&adm_dma {
+	status = "ok";
+};