From 3cdce0b531fbf6ad1d06b52c49b191a5b18d59ea Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Tue, 12 Mar 2024 10:02:34 +0100 Subject: arm64: dts: renesas: r8a779h0: Add remaining HSCIF nodes Add device nodes for the remaining High Speed Serial Communication Interfaces with FIFO (HSCIF) on the Renesas R-Car V4M (R8A779H0) SoC, including DMA support and the optional external clock source used by HSCIF2. Based on a patch in the BSP by Nghia Nguyen. Signed-off-by: Geert Uytterhoeven Link: https://lore.kernel.org/r/b39f081db01fde2d1bf83a193f25b295cfeb002d.1709741303.git.geert+renesas@glider.be --- arch/arm64/boot/dts/renesas/r8a779h0.dtsi | 59 ++++++++++++++++++++++++++++++- 1 file changed, 58 insertions(+), 1 deletion(-) (limited to 'arch/arm64/boot/dts/renesas/r8a779h0.dtsi') diff --git a/arch/arm64/boot/dts/renesas/r8a779h0.dtsi b/arch/arm64/boot/dts/renesas/r8a779h0.dtsi index a01929231e08..4bad906bf2cb 100644 --- a/arch/arm64/boot/dts/renesas/r8a779h0.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a779h0.dtsi @@ -144,13 +144,19 @@ method = "smc"; }; - /* External SCIF clock - to be overridden by boards that provide it */ + /* External SCIF clocks - to be overridden by boards that provide them */ scif_clk: scif-clk { compatible = "fixed-clock"; #clock-cells = <0>; clock-frequency = <0>; }; + scif_clk2: scif-clk2 { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + soc: soc { compatible = "simple-bus"; interrupt-parent = <&gic>; @@ -413,6 +419,57 @@ status = "disabled"; }; + hscif1: serial@e6550000 { + compatible = "renesas,hscif-r8a779h0", + "renesas,rcar-gen4-hscif", "renesas,hscif"; + reg = <0 0xe6550000 0 0x60>; + interrupts = ; + clocks = <&cpg CPG_MOD 515>, + <&cpg CPG_CORE R8A779H0_CLK_SASYNCPERD1>, + <&scif_clk>; + clock-names = "fck", "brg_int", "scif_clk"; + power-domains = <&sysc R8A779H0_PD_ALWAYS_ON>; + resets = <&cpg 515>; + dmas = <&dmac1 0x33>, <&dmac1 0x32>, + <&dmac2 0x33>, <&dmac2 0x32>; + dma-names = "tx", "rx", "tx", "rx"; + status = "disabled"; + }; + + hscif2: serial@e6560000 { + compatible = "renesas,hscif-r8a779h0", + "renesas,rcar-gen4-hscif", "renesas,hscif"; + reg = <0 0xe6560000 0 0x60>; + interrupts = ; + clocks = <&cpg CPG_MOD 516>, + <&cpg CPG_CORE R8A779H0_CLK_SASYNCPERD1>, + <&scif_clk2>; + clock-names = "fck", "brg_int", "scif_clk"; + power-domains = <&sysc R8A779H0_PD_ALWAYS_ON>; + resets = <&cpg 516>; + dmas = <&dmac1 0x35>, <&dmac1 0x34>, + <&dmac2 0x35>, <&dmac2 0x34>; + dma-names = "tx", "rx", "tx", "rx"; + status = "disabled"; + }; + + hscif3: serial@e66a0000 { + compatible = "renesas,hscif-r8a779h0", + "renesas,rcar-gen4-hscif", "renesas,hscif"; + reg = <0 0xe66a0000 0 0x60>; + interrupts = ; + clocks = <&cpg CPG_MOD 517>, + <&cpg CPG_CORE R8A779H0_CLK_SASYNCPERD1>, + <&scif_clk>; + clock-names = "fck", "brg_int", "scif_clk"; + power-domains = <&sysc R8A779H0_PD_ALWAYS_ON>; + resets = <&cpg 517>; + dmas = <&dmac1 0x37>, <&dmac1 0x36>, + <&dmac2 0x37>, <&dmac2 0x36>; + dma-names = "tx", "rx", "tx", "rx"; + status = "disabled"; + }; + avb0: ethernet@e6800000 { compatible = "renesas,etheravb-r8a779h0", "renesas,etheravb-rcar-gen4"; -- cgit v1.2.3