From c2e01602dc3290e7ba7a808152624fd09a9ef849 Mon Sep 17 00:00:00 2001 From: Maxime Ripard Date: Tue, 10 Jul 2018 10:01:03 +0200 Subject: [PATCH] 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 Signed-off-by: Maxime Ripard Signed-off-by: Paul Kocialkowski [Maxime: Fixed the SRAM C size to take the C2 and C3 SRAM into account] Signed-off-by: Maxime Ripard --- arch/arm/boot/dts/sun5i.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm/boot/dts/sun5i.dtsi b/arch/arm/boot/dts/sun5i.dtsi index b833f4eb3bd2..40e4dc293f14 100644 --- a/arch/arm/boot/dts/sun5i.dtsi +++ b/arch/arm/boot/dts/sun5i.dtsi @@ -150,6 +150,20 @@ otg_sram: sram-section@0 { 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 { -- 2.45.2