[PATCH] arm64: dts: odroid: add spicc0 controller node

From: Hyeonki Hong
Date: Thu Jun 18 2020 - 05:52:08 EST


Add enabled spicc0 controller node with annotations describing the
physical SPI0 pin number based on the 40 pin header on the Odroid
board.

Signed-off-by: Hyeonki Hong <hhk7734@xxxxxxxxx>
---
.../boot/dts/amlogic/meson-g12b-odroid-n2.dts | 26 +++++++++++++++++--
.../boot/dts/amlogic/meson-sm1-odroid-c4.dts | 24 ++++++++++++++++-
2 files changed, 47 insertions(+), 3 deletions(-)

diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts
index 169ea283d4ee..ec6d345caaae 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts
@@ -16,8 +16,9 @@
model = "Hardkernel ODROID-N2";

aliases {
- serial0 = &uart_AO;
ethernet0 = &ethmac;
+ serial0 = &uart_AO;
+ spi0 = &spicc0
};

chosen {
@@ -328,7 +329,7 @@

&ext_mdio {
external_phy: ethernet-phy@0 {
- /* Realtek RTL8211F (0x001cc916) */
+ /* Realtek RTL8211F (0x001cc916) */
reg = <0>;
max-speed = <1000>;

@@ -451,6 +452,27 @@
vqmmc-supply = <&flash_1v8>;
};

+&spicc0 {
+ status = "okay";
+
+ /*
+ * 40 Pin Header : MOSI(GPIOX.8->19 Pin),
+ * MISO(GPIOX.9->21 Pin),
+ * SPI0_CLK(GPIOX.11->23 Pin)
+ * SPI_CE0(GPIOX.10->24 Pin),
+ */
+ pinctrl-names = "default";
+ pinctrl-0 = <&spicc0_x_pins>, <&spicc0_ss0_x_pins>;
+
+ spidev@0 {
+ compatible = "spidev";
+ status = "okay";
+ /* spi default max clock 100Mhz */
+ spi-max-frequency = <100000000>;
+ reg = <0>;
+ };
+};
+
/*
* EMMC_D4, EMMC_D5, EMMC_D6 and EMMC_D7 pins are shared between SPI NOR pins
* and eMMC Data 4 to 7 pins.
diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-c4.dts b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-c4.dts
index 00d90b30f8b4..f809b2ba6b15 100644
--- a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-c4.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-c4.dts
@@ -14,8 +14,9 @@
model = "Hardkernel ODROID-C4";

aliases {
- serial0 = &uart_AO;
ethernet0 = &ethmac;
+ serial0 = &uart_AO;
+ spi0 = &spicc0;
};

chosen {
@@ -381,6 +382,27 @@
vqmmc-supply = <&flash_1v8>;
};

+&spicc0 {
+ status = "okay";
+
+ /*
+ * 40 Pin Header : MOSI(GPIOX.8->19 Pin),
+ * MISO(GPIOX.9->21 Pin),
+ * SPI0_CLK(GPIOX.11->23 Pin)
+ * SPI_CE0(GPIOX.10->24 Pin),
+ */
+ pinctrl-names = "default";
+ pinctrl-0 = <&spicc0_x_pins>, <&spicc0_ss0_x_pins>;
+
+ spidev@0 {
+ compatible = "spidev";
+ status = "okay";
+ /* spi default max clock 100Mhz */
+ spi-max-frequency = <100000000>;
+ reg = <0>;
+ };
+};
+
&uart_AO {
status = "okay";
pinctrl-0 = <&uart_ao_a_pins>;
--
2.17.1