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From: <Conor.Dooley@microchip.com>
To: <prabhakar.csengg@gmail.com>, <geert+renesas@glider.be>,
	<robh+dt@kernel.org>, <krzysztof.kozlowski+dt@linaro.org>,
	<paul.walmsley@sifive.com>, <palmer@dabbelt.com>,
	<aou@eecs.berkeley.edu>
Cc: <heiko@sntech.de>, <atishp@rivosinc.com>,
	<devicetree@vger.kernel.org>, <linux-riscv@lists.infradead.org>,
	<linux-renesas-soc@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>, <biju.das.jz@bp.renesas.com>,
	<prabhakar.mahadev-lad.rj@bp.renesas.com>
Subject: Re: [PATCH v3 07/10] riscv: boot: dts: r9a07g043: Add placeholder nodes
Date: Thu, 15 Sep 2022 21:36:02 +0000	[thread overview]
Message-ID: <3693a3a1-5a2a-4cc5-fb55-f6ad9a4b3f72@microchip.com> (raw)
In-Reply-To: <20220915181558.354737-8-prabhakar.mahadev-lad.rj@bp.renesas.com>

On 15/09/2022 19:15, Prabhakar wrote:
> riscv: boot: dts: r9a07g043: Add placeholder nodes

nit: s/boot//

> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> 
> Add empty placeholder nodes to RZ/Five (R9A07G043) SoC DTSI.

Can you explain why do you need placeholder nodes for this and
cannot just directly include the other dtsis?

> 
> This is in preparation to reuse the RZ/G2UL SMARC SoM and carrier
> board DTS/I.
> 
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> ---
> v1->v3
> * New patch
> ---
>  arch/riscv/boot/dts/renesas/r9a07g043.dtsi | 177 +++++++++++++++++++++
>  1 file changed, 177 insertions(+)
> 
> diff --git a/arch/riscv/boot/dts/renesas/r9a07g043.dtsi b/arch/riscv/boot/dts/renesas/r9a07g043.dtsi
> index fb6733f3cc2b..6d9db759a847 100644
> --- a/arch/riscv/boot/dts/renesas/r9a07g043.dtsi
> +++ b/arch/riscv/boot/dts/renesas/r9a07g043.dtsi
> @@ -13,6 +13,14 @@ / {
>         #address-cells = <2>;
>         #size-cells = <2>;
> 
> +       audio_clk1: audio1-clk {
> +               /* placeholder */
> +       };
> +
> +       audio_clk2: audio2-clk {
> +               /* placeholder */
> +       };
> +
>         cpus {
>                 #address-cells = <1>;
>                 #size-cells = <0>;
> @@ -54,6 +62,23 @@ soc: soc {
>                 #size-cells = <2>;
>                 ranges;
> 
> +               ssi1: ssi@1004a000 {
> +                       reg = <0 0x1004a000 0 0x400>;
> +                       #sound-dai-cells = <0>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               spi1: spi@1004b000 {
> +                       reg = <0 0x1004b000 0 0x400>;
> +                       #address-cells = <1>;
> +                       #size-cells = <0>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
>                 scif0: serial@1004b800 {
>                         compatible = "renesas,scif-r9a07g043",
>                                      "renesas,scif-r9a07g044";
> @@ -73,6 +98,48 @@ scif0: serial@1004b800 {
>                         status = "disabled";
>                 };
> 
> +               canfd: can@10050000 {
> +                       reg = <0 0x10050000 0 0x8000>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               i2c0: i2c@10058000 {
> +                       #address-cells = <1>;
> +                       #size-cells = <0>;
> +                       reg = <0 0x10058000 0 0x400>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               i2c1: i2c@10058400 {
> +                       #address-cells = <1>;
> +                       #size-cells = <0>;
> +                       reg = <0 0x10058400 0 0x400>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               adc: adc@10059000 {
> +                       reg = <0 0x10059000 0 0x400>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               sbc: spi@10060000 {
> +                       reg = <0 0x10060000 0 0x10000>,
> +                             <0 0x20000000 0 0x10000000>,
> +                             <0 0x10070000 0 0x10000>;
> +                       reg-names = "regs", "dirmap", "wbuf";
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
>                 cpg: clock-controller@11010000 {
>                         compatible = "renesas,r9a07g043-cpg";
>                         reg = <0 0x11010000 0 0x10000>;
> @@ -104,6 +171,95 @@ pinctrl: pinctrl@11030000 {
>                                  <&cpg R9A07G043_GPIO_SPARE_RESETN>;
>                 };
> 
> +               sdhi0: mmc@11c00000 {
> +                       reg = <0x0 0x11c00000 0 0x10000>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               sdhi1: mmc@11c10000 {
> +                       reg = <0x0 0x11c10000 0 0x10000>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               eth0: ethernet@11c20000 {
> +                       reg = <0 0x11c20000 0 0x10000>;
> +                       #address-cells = <1>;
> +                       #size-cells = <0>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               eth1: ethernet@11c30000 {
> +                       reg = <0 0x11c30000 0 0x10000>;
> +                       #address-cells = <1>;
> +                       #size-cells = <0>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               phyrst: usbphy-ctrl@11c40000 {
> +                       reg = <0 0x11c40000 0 0x10000>;
> +                       #reset-cells = <1>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               ohci0: usb@11c50000 {
> +                       reg = <0 0x11c50000 0 0x100>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               ohci1: usb@11c70000 {
> +                       reg = <0 0x11c70000 0 0x100>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               ehci0: usb@11c50100 {
> +                       reg = <0 0x11c50100 0 0x100>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               ehci1: usb@11c70100 {
> +                       reg = <0 0x11c70100 0 0x100>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               usb2_phy0: usb-phy@11c50200 {
> +                       reg = <0 0x11c50200 0 0x700>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               usb2_phy1: usb-phy@11c70200 {
> +                       reg = <0 0x11c70200 0 0x700>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               hsusb: usb@11c60000 {
> +                       reg = <0 0x11c60000 0 0x10000>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
>                 plic: interrupt-controller@12c00000 {
>                         compatible = "renesas,r9a07g043-plic", "andestech,nceplic100";
>                         #interrupt-cells = <2>;
> @@ -116,5 +272,26 @@ plic: interrupt-controller@12c00000 {
>                         resets = <&cpg R9A07G043_NCEPLIC_ARESETN>;
>                         interrupts-extended = <&cpu0_intc 11 &cpu0_intc 9>;
>                 };
> +
> +               wdt0: watchdog@12800800 {
> +                       reg = <0 0x12800800 0 0x400>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               ostm1: timer@12801400 {
> +                       reg = <0x0 0x12801400 0x0 0x400>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
> +
> +               ostm2: timer@12801800 {
> +                       reg = <0x0 0x12801800 0x0 0x400>;
> +                       status = "disabled";
> +
> +                       /* placeholder */
> +               };
>         };
>  };
> --
> 2.25.1
> 


  reply	other threads:[~2022-09-15 21:36 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-09-15 18:15 [PATCH v3 00/10] Add support for Renesas RZ/Five SoC Prabhakar
2022-09-15 18:15 ` [PATCH v3 01/10] dt-bindings: soc: renesas: Move renesas.yaml from arm to soc Prabhakar
2022-09-15 21:13   ` Conor.Dooley
2022-09-15 21:56     ` Lad, Prabhakar
2022-09-20 12:00   ` Geert Uytterhoeven
2022-09-15 18:15 ` [PATCH v3 02/10] dt-bindings: riscv: Sort the CPU core list alphabetically Prabhakar
2022-09-15 20:53   ` Heiko Stuebner
2022-09-15 18:15 ` [PATCH v3 03/10] dt-bindings: riscv: Add Andes AX45MP core to the list Prabhakar
2022-09-15 18:15 ` [PATCH v3 04/10] dt-bindings: soc: renesas: renesas.yaml: Document Renesas RZ/Five SoC Prabhakar
2022-09-15 18:15 ` [PATCH v3 05/10] RISC-V: Kconfig.socs: Add Renesas RZ/Five SoC kconfig option Prabhakar
2022-09-15 20:58   ` Conor.Dooley
2022-09-15 22:18     ` Lad, Prabhakar
2022-09-15 22:25       ` Conor.Dooley
2022-09-15 18:15 ` [PATCH v3 06/10] riscv: dts: renesas: Add initial devicetree for Renesas RZ/Five SoC Prabhakar
2022-09-15 18:15 ` [PATCH v3 07/10] riscv: boot: dts: r9a07g043: Add placeholder nodes Prabhakar
2022-09-15 21:36   ` Conor.Dooley [this message]
2022-09-15 22:26     ` Lad, Prabhakar
2022-09-15 22:40       ` Conor Dooley
2022-09-20 12:17         ` Geert Uytterhoeven
2022-09-20 12:31           ` Conor Dooley
2022-09-20 13:46             ` Lad, Prabhakar
2022-09-15 18:15 ` [PATCH v3 08/10] riscv: dts: renesas: Add minimal DTS for Renesas RZ/Five SMARC EVK Prabhakar
2022-09-15 21:56   ` Conor.Dooley
2022-09-15 22:41     ` Lad, Prabhakar
2022-09-15 22:44       ` Conor.Dooley
2022-09-15 22:51         ` Lad, Prabhakar
2022-09-20 12:32   ` Geert Uytterhoeven
2022-09-20 14:05     ` Lad, Prabhakar
2022-09-20 15:07       ` Geert Uytterhoeven
2022-09-20 16:05         ` Lad, Prabhakar
2022-09-15 18:15 ` [PATCH v3 09/10] MAINTAINERS: Add entry for Renesas RISC-V architecture Prabhakar
2022-09-20 12:34   ` Geert Uytterhoeven
2022-09-15 18:15 ` [PATCH v3 10/10] RISC-V: configs: defconfig: Enable Renesas RZ/Five SoC Prabhakar

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