ARM: dts: sun5i: Add support for the C1 SRAM region with the SRAM controller

This adds support for the C1 SRAM region (to be used with the SRAM
controller driver) for sun5i-based platforms. The region is shared
between the Video Engine and the CPU.

Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
[Maxime: Fixed the SRAM C size to take the C2 and C3 SRAM into account]
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>

diff --git a/arch/arm/boot/dts/sun5i.dtsi b/arch/arm/boot/dts/sun5i.dtsi
index b833f4e..40e4dc2 100644 (file)
--- a/arch/arm/boot/dts/sun5i.dtsi
+++ b/arch/arm/boot/dts/sun5i.dtsi
@@ -150,6 +150,20 @@
                                        status = "disabled";
                                };
                        };
+
+                       sram_c: sram@1d00000 {
+                               compatible = "mmio-sram";
+                               reg = <0x01d00000 0xd0000>;
+                               #address-cells = <1>;
+                               #size-cells = <1>;
+                               ranges = <0 0x01d00000 0xd0000>;
+
+                               ve_sram: sram-section@0 {
+                                       compatible = "allwinner,sun5i-a13-sram-c1",
+                                                    "allwinner,sun4i-a10-sram-c1";
+                                       reg = <0x000000 0x80000>;
+                               };
+                       };
                };
 
                dma: dma-controller@1c02000 {