[PATCH v3 2/2] arm64: dts: renesas: r8a779g0: Add remaining HSCIF nodes

Geert Uytterhoeven geert+renesas at glider.be
Fri Oct 21 07:13:05 PDT 2022


Add device nodes for the remaining High Speed Serial Communication
Interfaces with FIFO (HSCIF) on the Renesas R-Car V4H (R8A779G0) SoC,
including DMA support.

Reformat the existing HSCIF0 node for consistency.

Based on patches in the BSP by Takeshi Kihara and Vinh Nguyen.

Signed-off-by: Geert Uytterhoeven <geert+renesas at glider.be>
---
v3:
  - No changes,

v2:
  - Replace S0D3_PER by SASYNCPERD1, as per R-Car V4H Hardware User's
    Manual rev. 0.54.
---
 arch/arm64/boot/dts/renesas/r8a779g0.dtsi | 56 +++++++++++++++++++++--
 1 file changed, 53 insertions(+), 3 deletions(-)

diff --git a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
index 8023bada93493100..8141ffc38a08301d 100644
--- a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
@@ -355,9 +355,8 @@ i2c5: i2c at e66e0000 {
 
 		hscif0: serial at e6540000 {
 			compatible = "renesas,hscif-r8a779g0",
-				     "renesas,rcar-gen4-hscif",
-				     "renesas,hscif";
-			reg = <0 0xe6540000 0 96>;
+				     "renesas,rcar-gen4-hscif", "renesas,hscif";
+			reg = <0 0xe6540000 0 0x60>;
 			interrupts = <GIC_SPI 246 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&cpg CPG_MOD 514>,
 				 <&cpg CPG_CORE R8A779G0_CLK_SASYNCPERD1>,
@@ -371,6 +370,57 @@ hscif0: serial at e6540000 {
 			status = "disabled";
 		};
 
+		hscif1: serial at e6550000 {
+			compatible = "renesas,hscif-r8a779g0",
+				     "renesas,rcar-gen4-hscif", "renesas,hscif";
+			reg = <0 0xe6550000 0 0x60>;
+			interrupts = <GIC_SPI 247 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 515>,
+				 <&cpg CPG_CORE R8A779G0_CLK_SASYNCPERD1>,
+				 <&scif_clk>;
+			clock-names = "fck", "brg_int", "scif_clk";
+			dmas = <&dmac0 0x33>, <&dmac0 0x32>,
+			       <&dmac1 0x33>, <&dmac1 0x32>;
+			dma-names = "tx", "rx", "tx", "rx";
+			power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>;
+			resets = <&cpg 515>;
+			status = "disabled";
+		};
+
+		hscif2: serial at e6560000 {
+			compatible = "renesas,hscif-r8a779g0",
+				     "renesas,rcar-gen4-hscif", "renesas,hscif";
+			reg = <0 0xe6560000 0 0x60>;
+			interrupts = <GIC_SPI 248 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 516>,
+				 <&cpg CPG_CORE R8A779G0_CLK_SASYNCPERD1>,
+				 <&scif_clk>;
+			clock-names = "fck", "brg_int", "scif_clk";
+			dmas = <&dmac0 0x35>, <&dmac0 0x34>,
+			       <&dmac1 0x35>, <&dmac1 0x34>;
+			dma-names = "tx", "rx", "tx", "rx";
+			power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>;
+			resets = <&cpg 516>;
+			status = "disabled";
+		};
+
+		hscif3: serial at e66a0000 {
+			compatible = "renesas,hscif-r8a779g0",
+				     "renesas,rcar-gen4-hscif", "renesas,hscif";
+			reg = <0 0xe66a0000 0 0x60>;
+			interrupts = <GIC_SPI 249 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 517>,
+				 <&cpg CPG_CORE R8A779G0_CLK_SASYNCPERD1>,
+				 <&scif_clk>;
+			clock-names = "fck", "brg_int", "scif_clk";
+			dmas = <&dmac0 0x37>, <&dmac0 0x36>,
+			       <&dmac1 0x37>, <&dmac1 0x36>;
+			dma-names = "tx", "rx", "tx", "rx";
+			power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>;
+			resets = <&cpg 517>;
+			status = "disabled";
+		};
+
 		avb0: ethernet at e6800000 {
 			compatible = "renesas,etheravb-r8a779g0",
 				     "renesas,etheravb-rcar-gen4";
-- 
2.25.1




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