[PATCH 1/2] ARM: dts: at91: at91-sama5d27_som1: add QSPI1 + SPI NOR memory nodes

[<Tudor.Ambarus@xxxxxxxxxxxxx>]

From: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>

Configure the QSPI1 controller pin muxing and declare the
jedec,spi-nor memory (SST26VF064).

Signed-off-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
[tudor.ambarus@xxxxxxxxxxxxx: add spi-rx/tx-bus-width, drop partitions,
reword commit.]
Signed-off-by: Tudor Ambarus <tudor.ambarus@xxxxxxxxxxxxx>
---
 arch/arm/boot/dts/at91-sama5d27_som1.dtsi | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/arch/arm/boot/dts/at91-sama5d27_som1.dtsi b/arch/arm/boot/dts/at91-sama5d27_som1.dtsi
index cf0087b4c9e1..33a159c0163f 100644
--- a/arch/arm/boot/dts/at91-sama5d27_som1.dtsi
+++ b/arch/arm/boot/dts/at91-sama5d27_som1.dtsi
@@ -62,6 +62,20 @@
 
 	ahb {
 		apb {
+			qspi1: spi@f0024000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&pinctrl_qspi1_default>;
+
+				flash@0 {
+					compatible = "jedec,spi-nor";
+					reg = <0>;
+					spi-max-frequency = <80000000>;
+					spi-tx-bus-width = <4>;
+					spi-rx-bus-width = <4>;
+					m25p,fast-read;
+				};
+			};
+
 			macb0: ethernet@f8008000 {
 				pinctrl-names = "default";
 				pinctrl-0 = <&pinctrl_macb0_default>;
@@ -78,6 +92,22 @@
 
 			pinctrl@fc038000 {
 
+				pinctrl_qspi1_default: qspi1_default {
+					sck_cs {
+						pinmux = <PIN_PB5__QSPI1_SCK>,
+							 <PIN_PB6__QSPI1_CS>;
+						bias-disable;
+					};
+
+					data {
+						pinmux = <PIN_PB7__QSPI1_IO0>,
+							 <PIN_PB8__QSPI1_IO1>,
+							 <PIN_PB9__QSPI1_IO2>,
+							 <PIN_PB10__QSPI1_IO3>;
+						bias-pull-up;
+					};
+				};
+
 				pinctrl_macb0_default: macb0_default {
 					pinmux = <PIN_PD9__GTXCK>,
 						 <PIN_PD10__GTXEN>,
-- 
2.9.4


______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/