[PATCH] riscv: dts: allwinner: d1: Add SPI0 controller node
Maksim Kiselev
bigunclemax at gmail.com
Fri May 5 00:46:51 PDT 2023
Some boards form the MangoPi family (MQ\MQ-Dual\MQ-R) may have
an optional SPI flash that connects to the SPI0 controller.
This controller is already supported by sun8i-h3-spi driver.
So let's add its DT node.
Signed-off-by: Maksim Kiselev <bigunclemax at gmail.com>
---
.../boot/dts/allwinner/sunxi-d1s-t113.dtsi | 20 +++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/arch/riscv/boot/dts/allwinner/sunxi-d1s-t113.dtsi b/arch/riscv/boot/dts/allwinner/sunxi-d1s-t113.dtsi
index 922e8e0e2c09..d2de211d67d7 100644
--- a/arch/riscv/boot/dts/allwinner/sunxi-d1s-t113.dtsi
+++ b/arch/riscv/boot/dts/allwinner/sunxi-d1s-t113.dtsi
@@ -108,6 +108,12 @@ rmii_pe_pins: rmii-pe-pins {
function = "emac";
};
+ /omit-if-no-ref/
+ spi0_pins: spi0-pins {
+ pins = "PC2", "PC3", "PC4", "PC5";
+ function = "spi0";
+ };
+
/omit-if-no-ref/
uart1_pg6_pins: uart1-pg6-pins {
pins = "PG6", "PG7";
@@ -447,6 +453,20 @@ mmc2: mmc at 4022000 {
#size-cells = <0>;
};
+ spi0: spi at 4025000 {
+ compatible = "allwinner,sun8i-h3-spi";
+ reg = <0x04025000 0x300>;
+ interrupts = <SOC_PERIPHERAL_IRQ(15) IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ccu CLK_BUS_SPI0>, <&ccu CLK_SPI0>;
+ clock-names = "ahb", "mod";
+ dmas = <&dma 22>, <&dma 22>;
+ dma-names = "rx", "tx";
+ resets = <&ccu RST_BUS_SPI0>;
+ status = "disabled";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
usb_otg: usb at 4100000 {
compatible = "allwinner,sun20i-d1-musb",
"allwinner,sun8i-a33-musb";
--
2.39.2
More information about the linux-arm-kernel
mailing list