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authorJernej Skrabec <jernej.skrabec@siol.net>2021-01-06 21:19:01 +0300
committerMaxime Ripard <maxime@cerno.tech>2021-01-07 12:39:37 +0300
commit62de535663e8bf4a5442bb11de7e4926a00eb93c (patch)
tree9788a16c96935a12d69fbc15f30f651659290b25 /arch/arm/boot/dts/sun8i-r40.dtsi
parent3069a84fd67b05a3125e80cd7e2f7ea516421137 (diff)
downloadlinux-62de535663e8bf4a5442bb11de7e4926a00eb93c.tar.xz
ARM: dts: sun8i: r40: Add deinterlace node
R40 contains deinterlace core compatible to that in H3. One peculiarity is that RAM gate is shared with CSI1. User manual states it's separate but that's not true. Shared gate was verified with BSP Linux code check and with runtime tests (CPU crashed if CSI1 gate was not ungated). Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net> Signed-off-by: Maxime Ripard <maxime@cerno.tech> Link: https://lore.kernel.org/r/20210106181901.1324075-3-jernej.skrabec@siol.net
Diffstat (limited to 'arch/arm/boot/dts/sun8i-r40.dtsi')
-rw-r--r--arch/arm/boot/dts/sun8i-r40.dtsi19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/sun8i-r40.dtsi b/arch/arm/boot/dts/sun8i-r40.dtsi
index 7907569e7b5c..d5ad3b9efd12 100644
--- a/arch/arm/boot/dts/sun8i-r40.dtsi
+++ b/arch/arm/boot/dts/sun8i-r40.dtsi
@@ -190,6 +190,25 @@
};
};
+ deinterlace: deinterlace@1400000 {
+ compatible = "allwinner,sun8i-r40-deinterlace",
+ "allwinner,sun8i-h3-deinterlace";
+ reg = <0x01400000 0x20000>;
+ clocks = <&ccu CLK_BUS_DEINTERLACE>,
+ <&ccu CLK_DEINTERLACE>,
+ /*
+ * NOTE: Contrary to what datasheet claims,
+ * DRAM deinterlace gate doesn't exist and
+ * it's shared with CSI1.
+ */
+ <&ccu CLK_DRAM_CSI1>;
+ clock-names = "bus", "mod", "ram";
+ resets = <&ccu RST_BUS_DEINTERLACE>;
+ interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>;
+ interconnects = <&mbus 9>;
+ interconnect-names = "dma-mem";
+ };
+
syscon: system-control@1c00000 {
compatible = "allwinner,sun8i-r40-system-control",
"allwinner,sun4i-a10-system-control";