diff options
| author | Stefan Brüns <[email protected]> | 2017-08-31 01:06:37 +0200 |
|---|---|---|
| committer | Maxime Ripard <[email protected]> | 2017-09-17 12:05:29 +0200 |
| commit | b518bb159032aac33503fd4cf98706dc84cc1266 (patch) | |
| tree | 359575202796267c43914b2941541c7c040418ca | |
| parent | 2bd6bf03f4c1c59381d62c61d03f6cc3fe71f66e (diff) | |
arm64: allwinner: a64: add SPI nodes
The A64 SPI controllers are register compatible to the h3/h5 SPI
controllers.
The A64 has two SPI controllers, each with a single chip select.
The handles for the DMA channels (23/24 for SPI0/SPI1) are omitted,
as the A64 DMA support is currently missing.
Signed-off-by: Stefan Brüns <[email protected]>
Signed-off-by: Maxime Ripard <[email protected]>
| -rw-r--r-- | arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi index 8c8db1b057df..20aba7b186aa 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi @@ -325,6 +325,16 @@ drive-strength = <40>; }; + spi0_pins: spi0 { + pins = "PC0", "PC1", "PC2", "PC3"; + function = "spi0"; + }; + + spi1_pins: spi1 { + pins = "PD0", "PD1", "PD2", "PD3"; + function = "spi1"; + }; + uart0_pins_a: uart0@0 { pins = "PB8", "PB9"; function = "uart0"; @@ -449,6 +459,37 @@ #size-cells = <0>; }; + + spi0: spi@01c68000 { + compatible = "allwinner,sun8i-h3-spi"; + reg = <0x01c68000 0x1000>; + interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&ccu CLK_BUS_SPI0>, <&ccu CLK_SPI0>; + clock-names = "ahb", "mod"; + pinctrl-names = "default"; + pinctrl-0 = <&spi0_pins>; + resets = <&ccu RST_BUS_SPI0>; + status = "disabled"; + num-cs = <1>; + #address-cells = <1>; + #size-cells = <0>; + }; + + spi1: spi@01c69000 { + compatible = "allwinner,sun8i-h3-spi"; + reg = <0x01c69000 0x1000>; + interrupts = <GIC_SPI 66 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&ccu CLK_BUS_SPI1>, <&ccu CLK_SPI1>; + clock-names = "ahb", "mod"; + pinctrl-names = "default"; + pinctrl-0 = <&spi1_pins>; + resets = <&ccu RST_BUS_SPI1>; + status = "disabled"; + num-cs = <1>; + #address-cells = <1>; + #size-cells = <0>; + }; + gic: interrupt-controller@1c81000 { compatible = "arm,gic-400"; reg = <0x01c81000 0x1000>, |