From: Geert Uytterhoeven <geert+renesas@glider.be> To: Magnus Damm <magnus.damm@gmail.com> Cc: Wolfram Sang <wsa+renesas@sang-engineering.com>, Ulrich Hecht <uli+renesas@fpond.eu>, linux-renesas-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven <geert+renesas@glider.be> Subject: [PATCH 1/2] arm64: dts: renesas: r8a779g0: Add CAN-FD node Date: Mon, 23 Jan 2023 20:06:18 +0100 [thread overview] Message-ID: <6c55d0995089917216ee261a8b8cbb980c7b5304.1674500205.git.geert+renesas@glider.be> (raw) In-Reply-To: <cover.1674500205.git.geert+renesas@glider.be> Add device nodes for the CAN-FD interface and the related external CAN clock on the Renesas R-Car V4H (R8A779G0) SoC. Based on a patch in the BSP by Kazuya Mizuguch. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> --- Changes compared to the BSP: - Add family-specific compatible value, - Correct reg size, - Add missing interrupt-names. --- arch/arm64/boot/dts/renesas/r8a779g0.dtsi | 57 +++++++++++++++++++++++ 1 file changed, 57 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi index 83d1666a2ea16de2..d4cc89e49c68d52e 100644 --- a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi @@ -14,6 +14,13 @@ / { #address-cells = <2>; #size-cells = <2>; + /* External CAN clock - to be overridden by boards that provide it */ + can_clk: can { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + cluster0_opp: opp-table-0 { compatible = "operating-points-v2"; opp-shared; @@ -676,6 +683,56 @@ hscif3: serial@e66a0000 { status = "disabled"; }; + canfd: can@e6660000 { + compatible = "renesas,r8a779g0-canfd", + "renesas,rcar-gen4-canfd"; + reg = <0 0xe6660000 0 0x8500>; + interrupts = <GIC_SPI 412 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 413 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "ch_int", "g_int"; + clocks = <&cpg CPG_MOD 328>, + <&cpg CPG_CORE R8A779G0_CLK_CANFD>, + <&can_clk>; + clock-names = "fck", "canfd", "can_clk"; + assigned-clocks = <&cpg CPG_CORE R8A779G0_CLK_CANFD>; + assigned-clock-rates = <80000000>; + power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>; + resets = <&cpg 328>; + status = "disabled"; + + channel0 { + status = "disabled"; + }; + + channel1 { + status = "disabled"; + }; + + channel2 { + status = "disabled"; + }; + + channel3 { + status = "disabled"; + }; + + channel4 { + status = "disabled"; + }; + + channel5 { + status = "disabled"; + }; + + channel6 { + status = "disabled"; + }; + + channel7 { + status = "disabled"; + }; + }; + avb0: ethernet@e6800000 { compatible = "renesas,etheravb-r8a779g0", "renesas,etheravb-rcar-gen4"; -- 2.34.1
WARNING: multiple messages have this Message-ID (diff)
From: Geert Uytterhoeven <geert+renesas@glider.be> To: Magnus Damm <magnus.damm@gmail.com> Cc: Wolfram Sang <wsa+renesas@sang-engineering.com>, Ulrich Hecht <uli+renesas@fpond.eu>, linux-renesas-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven <geert+renesas@glider.be> Subject: [PATCH 1/2] arm64: dts: renesas: r8a779g0: Add CAN-FD node Date: Mon, 23 Jan 2023 20:06:18 +0100 [thread overview] Message-ID: <6c55d0995089917216ee261a8b8cbb980c7b5304.1674500205.git.geert+renesas@glider.be> (raw) In-Reply-To: <cover.1674500205.git.geert+renesas@glider.be> Add device nodes for the CAN-FD interface and the related external CAN clock on the Renesas R-Car V4H (R8A779G0) SoC. Based on a patch in the BSP by Kazuya Mizuguch. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> --- Changes compared to the BSP: - Add family-specific compatible value, - Correct reg size, - Add missing interrupt-names. --- arch/arm64/boot/dts/renesas/r8a779g0.dtsi | 57 +++++++++++++++++++++++ 1 file changed, 57 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi index 83d1666a2ea16de2..d4cc89e49c68d52e 100644 --- a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi @@ -14,6 +14,13 @@ / { #address-cells = <2>; #size-cells = <2>; + /* External CAN clock - to be overridden by boards that provide it */ + can_clk: can { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + cluster0_opp: opp-table-0 { compatible = "operating-points-v2"; opp-shared; @@ -676,6 +683,56 @@ hscif3: serial@e66a0000 { status = "disabled"; }; + canfd: can@e6660000 { + compatible = "renesas,r8a779g0-canfd", + "renesas,rcar-gen4-canfd"; + reg = <0 0xe6660000 0 0x8500>; + interrupts = <GIC_SPI 412 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 413 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "ch_int", "g_int"; + clocks = <&cpg CPG_MOD 328>, + <&cpg CPG_CORE R8A779G0_CLK_CANFD>, + <&can_clk>; + clock-names = "fck", "canfd", "can_clk"; + assigned-clocks = <&cpg CPG_CORE R8A779G0_CLK_CANFD>; + assigned-clock-rates = <80000000>; + power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>; + resets = <&cpg 328>; + status = "disabled"; + + channel0 { + status = "disabled"; + }; + + channel1 { + status = "disabled"; + }; + + channel2 { + status = "disabled"; + }; + + channel3 { + status = "disabled"; + }; + + channel4 { + status = "disabled"; + }; + + channel5 { + status = "disabled"; + }; + + channel6 { + status = "disabled"; + }; + + channel7 { + status = "disabled"; + }; + }; + avb0: ethernet@e6800000 { compatible = "renesas,etheravb-r8a779g0", "renesas,etheravb-rcar-gen4"; -- 2.34.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2023-01-23 19:06 UTC|newest] Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-01-23 19:06 [PATCH 0/2] arm64: dts: renesas: r8a779g0/white-hawk: Add CAN-FD support Geert Uytterhoeven 2023-01-23 19:06 ` Geert Uytterhoeven 2023-01-23 19:06 ` Geert Uytterhoeven [this message] 2023-01-23 19:06 ` [PATCH 1/2] arm64: dts: renesas: r8a779g0: Add CAN-FD node Geert Uytterhoeven 2023-01-23 19:06 ` [PATCH 2/2] arm64: dts: renesas: white-hawk: Add CAN-FD support Geert Uytterhoeven 2023-01-23 19:06 ` Geert Uytterhoeven 2023-01-24 8:20 ` Sergei Shtylyov 2023-01-24 8:20 ` Sergei Shtylyov
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