arm64: dts: mediatek: mt7988a-bpi-r4: configure spi-nodes

Configure and enable SPI nodes on Bananapi R4 board.

Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
Link: https://lore.kernel.org/r/20250516180147.10416-13-linux@fw-web.de
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>

diff --git a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi
index c6f84de82a4dc78f09849512e4491c607a291cca..81ba045e0e0eaf2ef77962f659e528e20fd04cb9 100644 (file)
--- a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi
@@ -401,6 +401,38 @@
        status = "okay";
 };
 
+&spi0 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&spi0_flash_pins>;
+       status = "okay";
+
+       spi_nand: flash@0 {
+               compatible = "spi-nand";
+               reg = <0>;
+               spi-max-frequency = <52000000>;
+               spi-tx-bus-width = <4>;
+               spi-rx-bus-width = <4>;
+       };
+};
+
+&spi1 {
+       status = "okay";
+};
+
+&spi_nand {
+       partitions {
+               compatible = "fixed-partitions";
+               #address-cells = <1>;
+               #size-cells = <1>;
+
+               partition@0 {
+                       label = "bl2";
+                       reg = <0x0 0x200000>;
+                       read-only;
+               };
+       };
+};
+
 &ssusb1 {
        status = "okay";
 };