Re: [PATCH 1/3] ARM: dts: suniv: f1c100s: Add support for DMA

On Tue, Dec 10, 2024 at 1:56 AM Andre Przywara [off-list ref] wrote:

On Thu, 5 Dec 2024 01:01:36 +0100
"Csókás, Bence" [off-list ref] wrote:

quoted

From: Mesih Kilinc <redacted>

Allwinner suniv F1C100s now has DMA support. Enable it under device
tree.

Signed-off-by: Mesih Kilinc <redacted>
[ csokas.bence: Rebased on current master ]
Signed-off-by: Csókás, Bence <redacted>

Compared against the manual:

Reviewed-by: Andre Przywara <andre.przywara@arm.com>

These have already been merged. I picked them from their original
series.

ChenYu

Cheers,
Andre

quoted

---
 arch/arm/boot/dts/allwinner/suniv-f1c100s.dtsi | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm/boot/dts/allwinner/suniv-f1c100s.dtsi b/arch/arm/boot/dts/allwinner/suniv-f1c100s.dtsi
index 3c61d59ab5f8..290efe026ceb 100644
--- a/arch/arm/boot/dts/allwinner/suniv-f1c100s.dtsi
+++ b/arch/arm/boot/dts/allwinner/suniv-f1c100s.dtsi

@@ -6,6 +6,7 @@

 #include <dt-bindings/clock/suniv-ccu-f1c100s.h>
 #include <dt-bindings/reset/suniv-ccu-f1c100s.h>
+#include <dt-bindings/dma/sun4i-a10.h>

 / {
      #address-cells = <1>;

@@ -159,6 +160,15 @@ usbphy: phy@1c13400 {
                      status = "disabled";
              };

+             dma: dma-controller@1c02000 {
+                     compatible = "allwinner,suniv-f1c100s-dma";
+                     reg = <0x01c02000 0x1000>;
+                     interrupts = <18>;
+                     clocks = <&ccu CLK_BUS_DMA>;
+                     resets = <&ccu RST_BUS_DMA>;
+                     #dma-cells = <2>;
+             };
+
              ccu: clock@1c20000 {
                      compatible = "allwinner,suniv-f1c100s-ccu";
                      reg = <0x01c20000 0x400>;