Enable McSPI0 of main domain and add DT node for the SPI NOR flash
connected to CS0.
Signed-off-by: Vignesh R <vigneshr@xxxxxx>
---
.../arm64/boot/dts/ti/k3-am654-base-board.dts | 27 +++++++++++++++++++
1 file changed, 27 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts
index 49ec2c3f5ef1..e41fc3a5987b 100644
--- a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts
+++ b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts
@@ -60,6 +60,15 @@
AM65X_IOPAD(0x0070, PIN_INPUT, 5) /* (R25) GPMC0_CSn2.I2C2_SDA */
>;
};
+
+ main_spi0_pins_default: main-spi0-pins-default {
+ pinctrl-single,pins = <
+ AM65X_IOPAD(0x01c4, PIN_INPUT, 0) /* (AH13) SPI0_CLK */
+ AM65X_IOPAD(0x01c8, PIN_INPUT, 0) /* (AE13) SPI0_D0 */
+ AM65X_IOPAD(0x01cc, PIN_INPUT, 0) /* (AD13) SPI0_D1 */
+ AM65X_IOPAD(0x01bc, PIN_OUTPUT, 0) /* (AG13) SPI0_CS0 */
+ >;
+ };
};
&main_pmx1 {
@@ -136,3 +145,21 @@
pinctrl-names = "default";
pinctrl-0 = <&ecap0_pins_default>;
};
+
+&main_spi0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_spi0_pins_default>;
+ #address-cells = <1>;
+ #size-cells= <0>;
+ ti,pindir-d0-out-d1-in = <1>;
+
+ flash@0{
+ compatible = "jedec,spi-nor";
+ reg = <0x0>;
+ spi-tx-bus-width = <1>;
+ spi-rx-bus-width = <1>;
+ spi-max-frequency = <48000000>;
+ #address-cells = <1>;
+ #size-cells= <1>;
+ };
+};
--
2.19.2
