[PATCH v3 2/7] ARM: dts: sun8i: v3s: add DMA properties to peripherals supporting DMA

Tobias Schramm
2021-05-14T13:42:51Z

This commit adds DMA properties to all peripherals supporting DMA on the
Allwinner V3s, enabling accelerated data transfer to them.

Signed-off-by: Tobias Schramm <t.schramm@manjaro.org>
---
arch/arm/boot/dts/sun8i-v3s.dtsi | 10 ++++++++++
1 file changed, 10 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-v3s.dtsi b/arch/arm/boot/dts/sun8i-v3s.dtsi
index f0296ab46137..3eaa8703e2ac 100644
--- a/arch/arm/boot/dts/sun8i-v3s.dtsi
+++ b/arch/arm/boot/dts/sun8i-v3s.dtsi
@@ -285,6 +285,8 @@ crypto@1c15000 {
interrupts = <GIC_SPI 80 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&ccu CLK_BUS_CE>, <&ccu CLK_CE>;
clock-names = "ahb", "mod";
+ dmas = <&dma 16>, <&dma 16>;
+ dma-names = "rx", "tx";
resets = <&ccu RST_BUS_CE>;
reset-names = "ahb";
};
@@ -446,6 +448,8 @@ uart0: serial@1c28000 {
reg-shift = <2>;
reg-io-width = <4>;
clocks = <&ccu CLK_BUS_UART0>;
+ dmas = <&dma 6>, <&dma 6>;
+ dma-names = "rx", "tx";
resets = <&ccu RST_BUS_UART0>;
status = "disabled";
};
@@ -457,6 +461,8 @@ uart1: serial@1c28400 {
reg-shift = <2>;
reg-io-width = <4>;
clocks = <&ccu CLK_BUS_UART1>;
+ dmas = <&dma 7>, <&dma 7>;
+ dma-names = "rx", "tx";
resets = <&ccu RST_BUS_UART1>;
status = "disabled";
};
@@ -468,6 +474,8 @@ uart2: serial@1c28800 {
reg-shift = <2>;
reg-io-width = <4>;
clocks = <&ccu CLK_BUS_UART2>;
+ dmas = <&dma 8>, <&dma 8>;
+ dma-names = "rx", "tx";
resets = <&ccu RST_BUS_UART2>;
pinctrl-0 = <&uart2_pins>;
pinctrl-names = "default";
@@ -547,6 +555,8 @@ spi0: spi@1c68000 {
interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&ccu CLK_BUS_SPI0>, <&ccu CLK_SPI0>;
clock-names = "ahb", "mod";
+ dmas = <&dma 23>, <&dma 23>;
+ dma-names = "rx", "tx";
pinctrl-names = "default";
pinctrl-0 = <&spi0_pins>;
resets = <&ccu RST_BUS_SPI0>;
--
2.31.1