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From: Biju Das <biju.das.jz@bp.renesas.com>
To: Rob Herring <robh+dt@kernel.org>
Cc: Biju Das <biju.das.jz@bp.renesas.com>,
	Geert Uytterhoeven <geert+renesas@glider.be>,
	Magnus Damm <magnus.damm@gmail.com>,
	linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org,
	Chris Paterson <Chris.Paterson2@renesas.com>,
	Biju Das <biju.das@bp.renesas.com>,
	Prabhakar Mahadev Lad <prabhakar.mahadev-lad.rj@bp.renesas.com>
Subject: [PATCH V2 3/4] arm64: dts: renesas: rzg2lc-smarc: Enable i2c{0,1,2}
Date: Thu,  3 Mar 2022 16:41:54 +0000	[thread overview]
Message-ID: <20220303164155.7706-4-biju.das.jz@bp.renesas.com> (raw)
In-Reply-To: <20220303164155.7706-1-biju.das.jz@bp.renesas.com>

Enable i2c{0,1} on RZ/G2LC SMARC EVK by deleting respective
entries from board dts and adding pincontrol entries to the
soc-pinctrl dtsi. Also enable i2c2 by adding to soc dtsi.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
---
v1->v2:
 * No change
---
 arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts | 12 ------------
 .../dts/renesas/rzg2lc-smarc-pinfunction.dtsi     | 15 +++++++++++++++
 arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi     |  6 +++++-
 3 files changed, 20 insertions(+), 13 deletions(-)

diff --git a/arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts b/arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts
index dc39b05e9256..52b834205126 100644
--- a/arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts
+++ b/arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts
@@ -14,18 +14,6 @@
 	compatible = "renesas,smarc-evk", "renesas,r9a07g044c2", "renesas,r9a07g044";
 };
 
-&i2c0 {
-	/delete-property/ pinctrl-0;
-	/delete-property/ pinctrl-names;
-	status = "disabled";
-};
-
-&i2c1 {
-	/delete-property/ pinctrl-0;
-	/delete-property/ pinctrl-names;
-	status = "disabled";
-};
-
 &spi1 {
 	/delete-property/ pinctrl-0;
 	/delete-property/ pinctrl-names;
diff --git a/arch/arm64/boot/dts/renesas/rzg2lc-smarc-pinfunction.dtsi b/arch/arm64/boot/dts/renesas/rzg2lc-smarc-pinfunction.dtsi
index 53759c3ddecb..1322e5bcd456 100644
--- a/arch/arm64/boot/dts/renesas/rzg2lc-smarc-pinfunction.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg2lc-smarc-pinfunction.dtsi
@@ -35,6 +35,21 @@
 	};
 #endif
 
+	i2c0_pins: i2c0 {
+		pins = "RIIC0_SDA", "RIIC0_SCL";
+		input-enable;
+	};
+
+	i2c1_pins: i2c1 {
+		pins = "RIIC1_SDA", "RIIC1_SCL";
+		input-enable;
+	};
+
+	i2c2_pins: i2c2 {
+		pinmux = <RZG2L_PORT_PINMUX(42, 3, 1)>, /* SDA */
+			 <RZG2L_PORT_PINMUX(42, 4, 1)>; /* SCL */
+	};
+
 	scif0_pins: scif0 {
 		pinmux = <RZG2L_PORT_PINMUX(38, 0, 1)>,	/* TxD */
 			 <RZG2L_PORT_PINMUX(38, 1, 1)>;	/* RxD */
diff --git a/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi
index 55d3b73f84e7..f73b4acb8f9e 100644
--- a/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg2lc-smarc.dtsi
@@ -61,7 +61,11 @@
 #endif
 
 &i2c2 {
-	status = "disabled";
+	pinctrl-0 = <&i2c2_pins>;
+	pinctrl-names = "default";
+	clock-frequency = <400000>;
+
+	status = "okay";
 
 	wm8978: codec@1a {
 		compatible = "wlf,wm8978";
-- 
2.17.1


  parent reply	other threads:[~2022-03-03 16:42 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-03 16:41 [PATCH V2 0/4] Add I2C and Audio support for RZ/G2LC SMARC EVK Biju Das
2022-03-03 16:41 ` [PATCH V2 1/4] arm64: dts: renesas: rzg2lc-smarc-pinfunction: Sort the nodes Biju Das
2022-03-18 13:13   ` Geert Uytterhoeven
2022-03-03 16:41 ` [PATCH V2 2/4] arm64: dts: renesas: rzg2l-smarc: Move out i2c3 and Audio codec from common dtsi Biju Das
2022-03-18 13:13   ` Geert Uytterhoeven
2022-03-03 16:41 ` Biju Das [this message]
2022-03-18 13:13   ` [PATCH V2 3/4] arm64: dts: renesas: rzg2lc-smarc: Enable i2c{0,1,2} Geert Uytterhoeven
2022-03-03 16:41 ` [PATCH V2 4/4] arm64: dts: renesas: rzg2lc-smarc: Enable Audio Biju Das
2022-03-18 13:13   ` Geert Uytterhoeven

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