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[PATCH v10 5/5] ARM: dts: vf-colibri: enable NAND flash controller

From Stefan Agner <stefan@agner.ch>
Newsgroups linux.kernel
Subject [PATCH v10 5/5] ARM: dts: vf-colibri: enable NAND flash controller
Date 2015-08-03 11:30 +0200
Message-ID <pTkee-7lf-11@gated-at.bofh.it> (permalink)
References <pTked-7lf-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Enable NAND access by adding pinmux and NAND flash controller node
to device tree. The NAND chips currently used on the Colibri VF61
requires 8-bit ECC per 512 byte page, hence specify 32-bit ECC
strength per 2k page size.

Reviewed-by: Brian Norris <computersforpeace@gmail.com>
Signed-off-by: Stefan Agner <stefan@agner.ch>
---
 arch/arm/boot/dts/vf-colibri.dtsi | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/arch/arm/boot/dts/vf-colibri.dtsi b/arch/arm/boot/dts/vf-colibri.dtsi
index 68ca125..ab2e74b 100644
--- a/arch/arm/boot/dts/vf-colibri.dtsi
+++ b/arch/arm/boot/dts/vf-colibri.dtsi
@@ -52,6 +52,19 @@
 	pinctrl-0 = <&pinctrl_i2c0>;
 };
 
+&nfc {
+	assigned-clocks = <&clks VF610_CLK_NFC>;
+	assigned-clock-rates = <33000000>;
+	nand-bus-width = <8>;
+	nand-ecc-mode = "hw";
+	nand-ecc-step-size = <2048>;
+	nand-ecc-strength = <32>;
+	nand-on-flash-bbt;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_nfc>;
+	status = "okay";
+};
+
 &pwm0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_pwm0>;
@@ -156,6 +169,25 @@
 			>;
 		};
 
+		pinctrl_nfc: nfcgrp {
+			fsl,pins = <
+				VF610_PAD_PTD23__NF_IO7		0x28df
+				VF610_PAD_PTD22__NF_IO6		0x28df
+				VF610_PAD_PTD21__NF_IO5		0x28df
+				VF610_PAD_PTD20__NF_IO4		0x28df
+				VF610_PAD_PTD19__NF_IO3		0x28df
+				VF610_PAD_PTD18__NF_IO2		0x28df
+				VF610_PAD_PTD17__NF_IO1		0x28df
+				VF610_PAD_PTD16__NF_IO0		0x28df
+				VF610_PAD_PTB24__NF_WE_B	0x28c2
+				VF610_PAD_PTB25__NF_CE0_B	0x28c2
+				VF610_PAD_PTB27__NF_RE_B	0x28c2
+				VF610_PAD_PTC26__NF_RB_B	0x283d
+				VF610_PAD_PTC27__NF_ALE		0x28c2
+				VF610_PAD_PTC28__NF_CLE		0x28c2
+			>;
+		};
+
 		pinctrl_pwm0: pwm0grp {
 			fsl,pins = <
 				VF610_PAD_PTB0__FTM0_CH0		0x1182
-- 
2.5.0

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Thread

[PATCH v10 0/5] mtd: nand: vf610_nfc: Freescale NFC for VF610 Stefan Agner <stefan@agner.ch> - 2015-08-03 11:30 +0200
  [PATCH v10 5/5] ARM: dts: vf-colibri: enable NAND flash controller Stefan Agner <stefan@agner.ch> - 2015-08-03 11:30 +0200
  [PATCH v10 3/5] mtd: nand: vf610_nfc: add device tree bindings Stefan Agner <stefan@agner.ch> - 2015-08-03 11:30 +0200
  [PATCH v10 2/5] mtd: nand: vf610_nfc: add hardware BCH-ECC support Stefan Agner <stefan@agner.ch> - 2015-08-03 11:30 +0200
    Re: [PATCH v10 2/5] mtd: nand: vf610_nfc: add hardware BCH-ECC  support Stefan Agner <stefan@agner.ch> - 2015-08-03 11:40 +0200
  [PATCH v10 4/5] ARM: dts: vf610twr: add NAND flash controller peripherial Stefan Agner <stefan@agner.ch> - 2015-08-03 11:30 +0200
  [PATCH v10 1/5] mtd: nand: vf610_nfc: Freescale NFC for VF610, MPC5125 and others Stefan Agner <stefan@agner.ch> - 2015-08-03 11:30 +0200
  Re: [PATCH v10 0/5] mtd: nand: vf610_nfc: Freescale NFC for VF610 Albert ARIBAUD <albert.aribaud@3adev.fr> - 2015-08-03 12:40 +0200

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