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From: Josua Mayer <josua@solid-run.com>
To: "vjardin@free.fr" <vjardin@free.fr>, Frank Li <Frank.Li@nxp.com>,
	Carlos Song <carlos.song@nxp.com>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>, Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>
Cc: "imx@lists.linux.dev" <imx@lists.linux.dev>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Thibaut Collet <thbt.cllt@gmail.com>
Subject: Re: [PATCH v2 3/3] arm64: dts: lx2160a: fix the iic5 spi3 pinmux offset and value
Date: Mon, 24 Aug 2026 16:24:00 +0000	[thread overview]
Message-ID: <a8175728-6218-4350-8605-e92def33a6f2@solid-run.com> (raw)
In-Reply-To: <20260824-for-upstream-lx2160a-pinmux-fix-v2-3-0a525d5f4cd5@free.fr>

Am 24.08.26 um 15:12 schrieb Vincent Jardin via B4 Relay:

> From: Vincent Jardin <vjardin@free.fr>
>
> The iic5-spi3-pins node has both of its first two cells wrong.
>
> The offset selects the register within the node's reg range, where:
>   0x0 is RCWSR12,
>   0x4 is RCWSR13,
>   0x8 is RCWSR14.
>
> An offset of 0x3 is not one of them and is not even aligned for the
> declared 32 bit register width. It is the only node in this pinmux that
> does not use 0x0, 0x4 neither 0x8.
>
> The value is wrong too:
>   IIC5_PMUX is RCWSR12[11:9] and it encodes 0b000 for IIC5,
>   0b001 for GPIO_1[25:24],
>   0b010 for SDHC1_CLK_SYNC_OUT/IN,
>   0b011 for {IIC5_SCL,IIC5_SDA} = {SPI3_SOUT,SPI3_SIN}.
>
> This node selects the last of those, so it needs 0x3, not the 0x2, which
> is the value of the neighbouring sdhc1 clock sync node it was copied
> from.
>
> Fixes: 284ad7064aaa ("arm64: dts: lx2160a: complete pinmux for rcwsr12 configuration word")
> Signed-off-by: Vincent Jardin <vjardin@free.fr>
> ---
>  arch/arm64/boot/dts/freescale/fsl-lx216x.dtsi | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/freescale/fsl-lx216x.dtsi b/arch/arm64/boot/dts/freescale/fsl-lx216x.dtsi
> index fae705dd07669..bf5d9b671d858 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-lx216x.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-lx216x.dtsi
> @@ -1602,7 +1602,7 @@ esdhc0_clksync_pins: iic5-sdhc-clk-pins {
>  			};
>  
>  			dspi2_miso_mosi_pins: iic5-spi3-pins {
> -				pinctrl-single,bits = <0x3 (0x2 << 9) (0x7 << 9)>;
> +				pinctrl-single,bits = <0x0 (0x3 << 9) (0x7 << 9)>;
>  			};
>  
>  			i2c5_pins: iic6-i2c-pins {
>
Reviewed-by: Josua Mayer <josua@solid-run.com>

Thanks for checking all these!

      reply	other threads:[~2026-08-24 16:24 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-24 13:12 [PATCH v2 0/3] arm64: dts: lx2160a: fix the malformed pinmux entries Vincent Jardin via B4 Relay
2026-08-24 13:12 ` [PATCH v2 1/3] arm64: dts: lx2160a: fix incorrect pinmux Vincent Jardin via B4 Relay
2026-08-24 15:47   ` Josua Mayer
2026-08-24 13:12 ` [PATCH v2 2/3] arm64: dts: lx2160a: fix IIC1 pinmux submask rejected by pinctrl-single Vincent Jardin via B4 Relay
2026-08-24 15:52   ` Josua Mayer
2026-08-24 21:30     ` Vincent Jardin
2026-08-24 13:12 ` [PATCH v2 3/3] arm64: dts: lx2160a: fix the iic5 spi3 pinmux offset and value Vincent Jardin via B4 Relay
2026-08-24 16:24   ` Josua Mayer [this message]

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