linux-renesas-soc.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
To: Geert Uytterhoeven <geert+renesas@glider.be>,
	Rob Herring <robh+dt@kernel.org>,
	Fabrizio Castro <fabrizio.castro.jz@renesas.com>,
	Wolfgang Grandegger <wg@grandegger.com>,
	Marc Kleine-Budde <mkl@pengutronix.de>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	Magnus Damm <magnus.damm@gmail.com>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	linux-can@vger.kernel.org
Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
	Prabhakar <prabhakar.csengg@gmail.com>,
	Biju Das <biju.das.jz@bp.renesas.com>,
	Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Subject: [PATCH v4 3/3] arm64: dts: renesas: r9a07g044: Add CANFD node
Date: Tue, 27 Jul 2021 14:30:22 +0100	[thread overview]
Message-ID: <20210727133022.634-4-prabhakar.mahadev-lad.rj@bp.renesas.com> (raw)
In-Reply-To: <20210727133022.634-1-prabhakar.mahadev-lad.rj@bp.renesas.com>

Add CANFD node to R9A07G044 (RZ/G2L) SoC DTSI.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
---
 arch/arm64/boot/dts/renesas/r9a07g044.dtsi | 41 ++++++++++++++++++++++
 1 file changed, 41 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
index 9a7489dc70d1..51655c09f1f8 100644
--- a/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a07g044.dtsi
@@ -13,6 +13,13 @@
 	#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>;
+	};
+
 	/* clock can be either from exclk or crystal oscillator (XIN/XOUT) */
 	extal_clk: extal {
 		compatible = "fixed-clock";
@@ -89,6 +96,40 @@
 			status = "disabled";
 		};
 
+		canfd: can@10050000 {
+			compatible = "renesas,r9a07g044-canfd", "renesas,rzg2l-canfd";
+			reg = <0 0x10050000 0 0x8000>;
+			interrupts = <GIC_SPI 426 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 427 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 422 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 424 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 428 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 425 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 429 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "g_err", "g_recc",
+					  "ch0_err", "ch0_rec", "ch0_trx",
+					  "ch1_err", "ch1_rec", "ch1_trx";
+			clocks = <&cpg CPG_MOD R9A07G044_CANFD_PCLK>,
+				 <&cpg CPG_CORE R9A07G044_CLK_P0_DIV2>,
+				 <&can_clk>;
+			clock-names = "fck", "canfd", "can_clk";
+			assigned-clocks = <&cpg CPG_CORE R9A07G044_CLK_P0_DIV2>;
+			assigned-clock-rates = <50000000>;
+			resets = <&cpg R9A07G044_CANFD_RSTP_N>,
+				 <&cpg R9A07G044_CANFD_RSTC_N>;
+			reset-names = "rstp_n", "rstc_n";
+			power-domains = <&cpg>;
+			status = "disabled";
+
+			channel0 {
+				status = "disabled";
+			};
+			channel1 {
+				status = "disabled";
+			};
+		};
+
 		i2c0: i2c@10058000 {
 			#address-cells = <1>;
 			#size-cells = <0>;
-- 
2.17.1


  parent reply	other threads:[~2021-07-27 13:32 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-27 13:30 [PATCH v4 0/3] Renesas RZ/G2L CANFD support Lad Prabhakar
2021-07-27 13:30 ` [PATCH v4 1/3] dt-bindings: net: can: renesas,rcar-canfd: Document RZ/G2L SoC Lad Prabhakar
2021-08-09 13:26   ` Marc Kleine-Budde
2021-08-09 15:48     ` Lad, Prabhakar
2021-08-09 18:13       ` Marc Kleine-Budde
2021-07-27 13:30 ` [PATCH v4 2/3] can: rcar_canfd: Add support for RZ/G2L family Lad Prabhakar
2021-08-10  8:26   ` Geert Uytterhoeven
2021-08-10  8:36     ` Lad, Prabhakar
2021-08-10  8:39       ` Marc Kleine-Budde
2021-08-10  8:41         ` Lad, Prabhakar
2021-07-27 13:30 ` Lad Prabhakar [this message]
2021-08-04  7:58   ` [PATCH v4 3/3] arm64: dts: renesas: r9a07g044: Add CANFD node Marc Kleine-Budde
2021-08-04  8:11     ` Lad, Prabhakar
2021-08-09 13:05       ` Geert Uytterhoeven
2021-08-09 13:22         ` Marc Kleine-Budde
2021-08-10  9:53   ` Geert Uytterhoeven

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20210727133022.634-4-prabhakar.mahadev-lad.rj@bp.renesas.com \
    --to=prabhakar.mahadev-lad.rj@bp.renesas.com \
    --cc=biju.das.jz@bp.renesas.com \
    --cc=davem@davemloft.net \
    --cc=devicetree@vger.kernel.org \
    --cc=fabrizio.castro.jz@renesas.com \
    --cc=geert+renesas@glider.be \
    --cc=kuba@kernel.org \
    --cc=linux-can@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-renesas-soc@vger.kernel.org \
    --cc=magnus.damm@gmail.com \
    --cc=mkl@pengutronix.de \
    --cc=netdev@vger.kernel.org \
    --cc=p.zabel@pengutronix.de \
    --cc=prabhakar.csengg@gmail.com \
    --cc=robh+dt@kernel.org \
    --cc=wg@grandegger.com \
    --subject='Re: [PATCH v4 3/3] arm64: dts: renesas: r9a07g044: Add CANFD node' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).