ARM: dts: sun8i: a23-a33: Add SRAM controller node and C1 SRAM region

This adds a SRAM controller node for the A23 and A33, with support for
the C1 SRAM region that is shared between the Video Engine and the CPU.

Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
[Maxime: Fixed the prefix and the compatibles]
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>

diff --git a/arch/arm/boot/dts/sun8i-a23-a33.dtsi b/arch/arm/boot/dts/sun8i-a23-a33.dtsi
index 44f3cad..c16ffcc 100644 (file)
--- a/arch/arm/boot/dts/sun8i-a23-a33.dtsi
+++ b/arch/arm/boot/dts/sun8i-a23-a33.dtsi
@@ -124,6 +124,28 @@
                #size-cells = <1>;
                ranges;
 
+               system-control@1c00000 {
+                       compatible = "allwinner,sun8i-a23-system-control";
+                       reg = <0x01c00000 0x30>;
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+                       ranges;
+
+                       sram_c: sram@1d00000 {
+                               compatible = "mmio-sram";
+                               reg = <0x01d00000 0x80000>;
+                               #address-cells = <1>;
+                               #size-cells = <1>;
+                               ranges = <0 0x01d00000 0x80000>;
+
+                               ve_sram: sram-section@0 {
+                                       compatible = "allwinner,sun8i-a23-sram-c1",
+                                                    "allwinner,sun4i-a10-sram-c1";
+                                       reg = <0x000000 0x80000>;
+                               };
+                       };
+               };
+
                dma: dma-controller@1c02000 {
                        compatible = "allwinner,sun8i-a23-dma";
                        reg = <0x01c02000 0x1000>;