Patchwork [v3,8/8] ARM: dts: vf610-twr: Add SPI NOR support

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Submitter Huang Shijie
Date Aug. 30, 2013, 2:07 a.m.
Message ID <1377828449-18912-9-git-send-email-b32955@freescale.com>
Download mbox | patch
Permalink /patch/271043/
State Not Applicable
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Comments

Huang Shijie - Aug. 30, 2013, 2:07 a.m.
vf610-twr has two s25fl128s SPI NOR flashs connected to QuadSpi0.
Add support for them.

Note: we enable the DDR Quad read for the two NOR flashs which runs
in 66MHz.

Signed-off-by: Huang Shijie <b32955@freescale.com>
---
 arch/arm/boot/dts/vf610-twr.dts |   36 ++++++++++++++++++++++++++++++++++++
 1 files changed, 36 insertions(+), 0 deletions(-)

Patch

diff --git a/arch/arm/boot/dts/vf610-twr.dts b/arch/arm/boot/dts/vf610-twr.dts
index 1a58678..063e94d 100644
--- a/arch/arm/boot/dts/vf610-twr.dts
+++ b/arch/arm/boot/dts/vf610-twr.dts
@@ -62,3 +62,39 @@ 
 	pinctrl-0 = <&pinctrl_uart1_1>;
 	status = "okay";
 };
+
+&qspi0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_qspi0_1>;
+	num-cs = <2>;
+	fsl,nor-size = <0x1000000>;
+	status = "okay";
+
+	flash0: s25fl128s@0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "spansion,s25fl128s";
+		spi-max-frequency = <66000000>;
+		m25p,ddr-quad-read = <1>;
+		reg = <0>;
+
+		partition@0 {
+			label = "s25fl128s-0";
+			reg = <0x0 0x1000000>;
+		};
+	};
+
+	flash1: s25fl128s@1 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "spansion,s25fl128s";
+		spi-max-frequency = <66000000>;
+		m25p,ddr-quad-read = <1>;
+		reg = <1>;
+
+		partition@0x0 {
+			label = "s25fl128s-1";
+			reg = <0x0 0x1000000>;
+		};
+	};
+};