From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
To: Geert Uytterhoeven <geert+renesas@glider.be>,
Wolfgang Grandegger <wg@grandegger.com>,
Marc Kleine-Budde <mkl@pengutronix.de>,
"David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>,
Rob Herring <robh+dt@kernel.org>,
Magnus Damm <magnus.damm@gmail.com>,
Linus Walleij <linus.walleij@linaro.org>
Cc: linux-can@vger.kernel.org, netdev@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-renesas-soc@vger.kernel.org, linux-gpio@vger.kernel.org,
Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>,
Prabhakar <prabhakar.csengg@gmail.com>
Subject: [PATCH 3/3] ARM: dts: r8a7742: Add CAN support
Date: Sun, 16 Aug 2020 20:07:32 +0100 [thread overview]
Message-ID: <20200816190732.6905-4-prabhakar.mahadev-lad.rj@bp.renesas.com> (raw)
In-Reply-To: <20200816190732.6905-1-prabhakar.mahadev-lad.rj@bp.renesas.com>
Add the definitions for can0 and can1 to the r8a7742 SoC dtsi.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Chris Paterson <Chris.Paterson2@renesas.com>
---
arch/arm/boot/dts/r8a7742.dtsi | 34 ++++++++++++++++++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7742.dtsi b/arch/arm/boot/dts/r8a7742.dtsi
index 009827708bf4..0fc52b27ae64 100644
--- a/arch/arm/boot/dts/r8a7742.dtsi
+++ b/arch/arm/boot/dts/r8a7742.dtsi
@@ -36,6 +36,14 @@
clock-frequency = <0>;
};
+ /* External CAN clock */
+ can_clk: can {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ /* This value must be overridden by the board. */
+ clock-frequency = <0>;
+ };
+
cpus {
#address-cells = <1>;
#size-cells = <0>;
@@ -951,6 +959,32 @@
status = "disabled";
};
+ can0: can@e6e80000 {
+ compatible = "renesas,can-r8a7742",
+ "renesas,rcar-gen2-can";
+ reg = <0 0xe6e80000 0 0x1000>;
+ interrupts = <GIC_SPI 186 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cpg CPG_MOD 916>,
+ <&cpg CPG_CORE R8A7742_CLK_RCAN>, <&can_clk>;
+ clock-names = "clkp1", "clkp2", "can_clk";
+ power-domains = <&sysc R8A7742_PD_ALWAYS_ON>;
+ resets = <&cpg 916>;
+ status = "disabled";
+ };
+
+ can1: can@e6e88000 {
+ compatible = "renesas,can-r8a7742",
+ "renesas,rcar-gen2-can";
+ reg = <0 0xe6e88000 0 0x1000>;
+ interrupts = <GIC_SPI 187 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cpg CPG_MOD 915>,
+ <&cpg CPG_CORE R8A7742_CLK_RCAN>, <&can_clk>;
+ clock-names = "clkp1", "clkp2", "can_clk";
+ power-domains = <&sysc R8A7742_PD_ALWAYS_ON>;
+ resets = <&cpg 915>;
+ status = "disabled";
+ };
+
pwm0: pwm@e6e30000 {
compatible = "renesas,pwm-r8a7742", "renesas,pwm-rcar";
reg = <0 0xe6e30000 0 0x8>;
--
2.17.1
next prev parent reply other threads:[~2020-08-16 19:08 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-16 19:07 [PATCH 0/3] r8a7742 add CAN support Lad Prabhakar
2020-08-16 19:07 ` [PATCH 1/3] pinctrl: sh-pfc: r8a7790: Add CAN pins, groups and functions Lad Prabhakar
2020-08-21 12:52 ` Geert Uytterhoeven
2020-08-21 14:23 ` Lad, Prabhakar
2020-08-21 14:26 ` Geert Uytterhoeven
2020-08-16 19:07 ` [PATCH 2/3] dt-bindings: can: rcar_can: Add r8a7742 support Lad Prabhakar
2020-08-21 12:49 ` Geert Uytterhoeven
2020-08-25 2:21 ` Rob Herring
2020-10-06 7:36 ` Lad, Prabhakar
2020-10-06 19:19 ` Marc Kleine-Budde
2020-08-16 19:07 ` Lad Prabhakar [this message]
2020-08-21 12:55 ` [PATCH 3/3] ARM: dts: r8a7742: Add CAN support Geert Uytterhoeven
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