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Fri, 4 Jun 2021 13:54:51 +0000 From: Biju Das To: Prabhakar Mahadev Lad , Geert Uytterhoeven , Magnus Damm , Rob Herring , Michael Turquette , Stephen Boyd , Catalin Marinas , Will Deacon , Greg Kroah-Hartman , Jiri Slaby , Philipp Zabel , "linux-renesas-soc@vger.kernel.org" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-clk@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-serial@vger.kernel.org" CC: Prabhakar , Prabhakar Mahadev Lad Subject: RE: [PATCH v2 11/12] arm64: dts: renesas: Add initial DTSI for RZ/G2{L,LC} SoC's Thread-Topic: [PATCH v2 11/12] arm64: dts: renesas: Add initial DTSI for RZ/G2{L,LC} SoC's Thread-Index: AQHXWMZyYuQzkjFuh0OkiBvnoZpocasD3lhA Date: Fri, 4 Jun 2021 13:54:51 +0000 Message-ID: References: <20210603221758.10305-1-prabhakar.mahadev-lad.rj@bp.renesas.com> <20210603221758.10305-12-prabhakar.mahadev-lad.rj@bp.renesas.com> In-Reply-To: <20210603221758.10305-12-prabhakar.mahadev-lad.rj@bp.renesas.com> Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: bp.renesas.com; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Prabhakar, Thanks for the patch. > Subject: [PATCH v2 11/12] arm64: dts: renesas: Add initial DTSI for > RZ/G2{L,LC} SoC's > > Add initial DTSI for RZ/G2{L,LC} SoC's. > > File structure: > r9a07g044.dtsi => RZ/G2L family SoC common parts r9a07g044l1.dtsi => > Specific to RZ/G2L (R9A07G044L single cortex A55) SoC > > Signed-off-by: Lad Prabhakar > Signed-off-by: Biju Das > --- > arch/arm64/boot/dts/renesas/r9a07g044.dtsi | 119 +++++++++++++++++++ > arch/arm64/boot/dts/renesas/r9a07g044l1.dtsi | 25 ++++ > 2 files changed, 144 insertions(+) > create mode 100644 arch/arm64/boot/dts/renesas/r9a07g044.dtsi > create mode 100644 arch/arm64/boot/dts/renesas/r9a07g044l1.dtsi > > diff --git a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi > b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi > new file mode 100644 > index 000000000000..b2dbf6543d98 > --- /dev/null > +++ b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi > @@ -0,0 +1,119 @@ > +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +/* > + * Device Tree Source for the RZ/G2L and RZ/G2LC common SoC parts > + * > + * Copyright (C) 2021 Renesas Electronics Corp. > + */ > + > +#include > +#include > + > +/ { > + compatible = "renesas,r9a07g044"; > + #address-cells = <2>; > + #size-cells = <2>; > + > + extal_clk: extal { > + compatible = "fixed-clock"; > + #clock-cells = <0>; > + /* This value must be overridden by the board */ > + clock-frequency = <0>; > + }; > + > + psci { > + compatible = "arm,psci-1.0", "arm,psci-0.2"; > + method = "smc"; > + }; > + > + cpus { > + #address-cells = <1>; > + #size-cells = <0>; > + > + cpu-map { > + cluster0 { > + core0 { > + cpu = <&cpu0>; > + }; > + core1 { > + cpu = <&cpu1>; > + }; > + }; > + }; > + > + cpu0: cpu@0 { > + compatible = "arm,cortex-a55"; > + reg = <0>; > + device_type = "cpu"; > + next-level-cache = <&L3_CA55>; > + enable-method = "psci"; > + }; > + > + cpu1: cpu@100 { > + compatible = "arm,cortex-a55"; > + reg = <0x100>; > + device_type = "cpu"; > + next-level-cache = <&L3_CA55>; > + enable-method = "psci"; > + }; > + > + L3_CA55: cache-controller-0 { > + compatible = "cache"; > + cache-unified; > + cache-size = <0x40000>; > + }; > + }; > + > + soc: soc { > + compatible = "simple-bus"; > + interrupt-parent = <&gic>; > + #address-cells = <2>; > + #size-cells = <2>; > + ranges; > + > + scif0: serial@1004b800 { > + compatible = "renesas,scif-r9a07g044"; > + reg = <0 0x1004b800 0 0x400>; > + interrupts = , > + , > + , > + , > + , > + ; > + interrupt-names = "eri", "rxi", "txi", > + "bri", "dri", "tei"; > + clocks = <&cpg CPG_MOD R9A07G044_CLK_SCIF0>; > + clock-names = "fck"; > + power-domains = <&cpg>; > + resets = <&cpg R9A07G044_CLK_SCIF0>; > + status = "disabled"; > + }; > + > + cpg: clock-controller@11010000 { > + compatible = "renesas,r9a07g044-cpg"; > + reg = <0 0x11010000 0 0x10000>; What about WDTOVF_RST(0xB10) and WDTRST_SEL(0xB14) registers, this registers to be handled by WDT driver. Unfortunately it is in CPG block. So do we need to map the entire CPG registers or up to 0xB00? Geert, Prabhakar: Any thoughts? Cheers, Biju > + clocks = <&extal_clk>; > + clock-names = "extal"; > + #clock-cells = <2>; > + #reset-cells = <1>; > + #power-domain-cells = <0>; > + }; > + > + gic: interrupt-controller@11900000 { > + compatible = "arm,gic-v3"; > + #interrupt-cells = <3>; > + #address-cells = <0>; > + interrupt-controller; > + reg = <0x0 0x11900000 0 0x40000>, > + <0x0 0x11940000 0 0x60000>; > + interrupts = ; > + }; > + }; > + > + timer { > + compatible = "arm,armv8-timer"; > + interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) > | IRQ_TYPE_LEVEL_LOW)>, > + <&gic GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) | > IRQ_TYPE_LEVEL_LOW)>, > + <&gic GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) | > IRQ_TYPE_LEVEL_LOW)>, > + <&gic GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) | > IRQ_TYPE_LEVEL_LOW)>; > + }; > +}; > diff --git a/arch/arm64/boot/dts/renesas/r9a07g044l1.dtsi > b/arch/arm64/boot/dts/renesas/r9a07g044l1.dtsi > new file mode 100644 > index 000000000000..02f6da806696 > --- /dev/null > +++ b/arch/arm64/boot/dts/renesas/r9a07g044l1.dtsi > @@ -0,0 +1,25 @@ > +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +/* > + * Device Tree Source for the RZ/G2L R9A07G044L1 common parts > + * > + * Copyright (C) 2021 Renesas Electronics Corp. > + */ > + > +/dts-v1/; > +#include "r9a07g044.dtsi" > + > +/ { > + compatible = "renesas,r9a07g044l1", "renesas,r9a07g044"; > + > + cpus { > + /delete-node/ cpu-map; > + /delete-node/ cpu@100; > + }; > + > + timer { > + interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(1) > | IRQ_TYPE_LEVEL_LOW)>, > + <&gic GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(1) | > IRQ_TYPE_LEVEL_LOW)>, > + <&gic GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(1) | > IRQ_TYPE_LEVEL_LOW)>, > + <&gic GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(1) | > IRQ_TYPE_LEVEL_LOW)>; > + }; > +}; > -- > 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel