linux-kernel - Re: [PATCH v2] arm64: dts: s32g: add the pinctrl node

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Message-ID: <f135b3ef-a846-4166-93ae-d5c40eee59fb@suse.com>
Date: Fri, 26 Jul 2024 18:53:57 +0200
From: Matthias Brugger <mbrugger@...e.com>
To: Andrei Stefanescu <andrei.stefanescu@....nxp.com>,
 Chester Lin <chester62515@...il.com>,
 Ghennadi Procopciuc <ghennadi.procopciuc@....nxp.com>,
 Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>,
 Pengutronix Kernel Team <kernel@...gutronix.de>,
 Fabio Estevam <festevam@...il.com>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-kernel@...ts.infradead.org, imx@...ts.linux.dev,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 NXP S32 Linux Team <s32@....com>
Subject: Re: [PATCH v2] arm64: dts: s32g: add the pinctrl node



On 24/07/2024 15:24, Andrei Stefanescu wrote:
> Add the pinctrl node in the device tree in order to enable the
> S32G2/S32G3 pinctrl driver to probe.
> 
> Signed-off-by: Andrei Stefanescu <andrei.stefanescu@....nxp.com>

Reviewed-by: Matthias Brugger <mbrugger@...e.com>

> ---
> V2 -> V1: moved the pinctrl node before the uart1 one to sort based
> 	  on the reg value, removed the status property, renamed the
> 	  jtag_pins node and jtag_grp* subnodes
> 
>   arch/arm64/boot/dts/freescale/s32g2.dtsi | 50 +++++++++++++++++++++++
>   arch/arm64/boot/dts/freescale/s32g3.dtsi | 52 +++++++++++++++++++++++-
>   2 files changed, 101 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/freescale/s32g2.dtsi b/arch/arm64/boot/dts/freescale/s32g2.dtsi
> index fc19ae2e8d3b..fa054bfe7d5c 100644
> --- a/arch/arm64/boot/dts/freescale/s32g2.dtsi
> +++ b/arch/arm64/boot/dts/freescale/s32g2.dtsi
> @@ -114,6 +114,56 @@ soc@0 {
>   		#size-cells = <1>;
>   		ranges = <0 0 0 0x80000000>;
>   
> +		pinctrl: pinctrl@...9c240 {
> +			compatible = "nxp,s32g2-siul2-pinctrl";
> +				/* MSCR0-MSCR101 registers on siul2_0 */
> +			reg = <0x4009c240 0x198>,
> +				/* MSCR112-MSCR122 registers on siul2_1 */
> +			      <0x44010400 0x2c>,
> +				/* MSCR144-MSCR190 registers on siul2_1 */
> +			      <0x44010480 0xbc>,
> +				/* IMCR0-IMCR83 registers on siul2_0 */
> +			      <0x4009ca40 0x150>,
> +				/* IMCR119-IMCR397 registers on siul2_1 */
> +			      <0x44010c1c 0x45c>,
> +				/* IMCR430-IMCR495 registers on siul2_1 */
> +			      <0x440110f8 0x108>;
> +
> +			jtag_pins: jtag-pins {
> +				jtag-grp0 {
> +					pinmux = <0x0>;
> +					input-enable;
> +					bias-pull-up;
> +					slew-rate = <166>;
> +				};
> +
> +				jtag-grp1 {
> +					pinmux = <0x11>;
> +					slew-rate = <166>;
> +				};
> +
> +				jtag-grp2 {
> +					pinmux = <0x40>;
> +					input-enable;
> +					bias-pull-down;
> +					slew-rate = <166>;
> +				};
> +
> +				jtag-grp3 {
> +					pinmux = <0x23c0>,
> +						 <0x23d0>,
> +						 <0x2320>;
> +				};
> +
> +				jtag-grp4 {
> +					pinmux = <0x51>;
> +					input-enable;
> +					bias-pull-up;
> +					slew-rate = <166>;
> +				};
> +			};
> +		};
> +
>   		uart0: serial@...c8000 {
>   			compatible = "nxp,s32g2-linflexuart",
>   				     "fsl,s32v234-linflexuart";
> diff --git a/arch/arm64/boot/dts/freescale/s32g3.dtsi b/arch/arm64/boot/dts/freescale/s32g3.dtsi
> index c1b08992754b..b4226a9143c8 100644
> --- a/arch/arm64/boot/dts/freescale/s32g3.dtsi
> +++ b/arch/arm64/boot/dts/freescale/s32g3.dtsi
> @@ -1,6 +1,6 @@
>   // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
>   /*
> - * Copyright 2021-2023 NXP
> + * Copyright 2021-2024 NXP
>    *
>    * Authors: Ghennadi Procopciuc <ghennadi.procopciuc@....com>
>    *          Ciprian Costea <ciprianmarian.costea@....com>
> @@ -171,6 +171,56 @@ soc@0 {
>   		#size-cells = <1>;
>   		ranges = <0 0 0 0x80000000>;
>   
> +		pinctrl: pinctrl@...9c240 {
> +			compatible = "nxp,s32g2-siul2-pinctrl";
> +				/* MSCR0-MSCR101 registers on siul2_0 */
> +			reg = <0x4009c240 0x198>,
> +				/* MSCR112-MSCR122 registers on siul2_1 */
> +			      <0x44010400 0x2c>,
> +				/* MSCR144-MSCR190 registers on siul2_1 */
> +			      <0x44010480 0xbc>,
> +				/* IMCR0-IMCR83 registers on siul2_0 */
> +			      <0x4009ca40 0x150>,
> +				/* IMCR119-IMCR397 registers on siul2_1 */
> +			      <0x44010c1c 0x45c>,
> +				/* IMCR430-IMCR495 registers on siul2_1 */
> +			      <0x440110f8 0x108>;
> +
> +			jtag_pins: jtag-pins {
> +				jtag-grp0 {
> +					pinmux = <0x0>;
> +					input-enable;
> +					bias-pull-up;
> +					slew-rate = <166>;
> +				};
> +
> +				jtag-grp1 {
> +					pinmux = <0x11>;
> +					slew-rate = <166>;
> +				};
> +
> +				jtag-grp2 {
> +					pinmux = <0x40>;
> +					input-enable;
> +					bias-pull-down;
> +					slew-rate = <166>;
> +				};
> +
> +				jtag-grp3 {
> +					pinmux = <0x23c0>,
> +						 <0x23d0>,
> +						 <0x2320>;
> +				};
> +
> +				jtag-grp4 {
> +					pinmux = <0x51>;
> +					input-enable;
> +					bias-pull-up;
> +					slew-rate = <166>;
> +				};
> +			};
> +		};
> +
>   		uart0: serial@...c8000 {
>   			compatible = "nxp,s32g3-linflexuart",
>   				     "fsl,s32v234-linflexuart";