From: Sascha Hauer <s.hauer@pengutronix.de>
To: Christoph Fritz <chf.fritz@googlemail.com>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH] ARM: dts: advantech-rom-7421: add hog pinctrl node
Date: Tue, 19 Jun 2018 15:23:01 +0200 [thread overview]
Message-ID: <20180619132301.mltgdl2ifmrqvroe@pengutronix.de> (raw)
In-Reply-To: <1529242121.2422.1.camel@googlemail.com>
On Sun, Jun 17, 2018 at 03:28:41PM +0200, Christoph Fritz wrote:
> The Advantech ROM-7421 has a custom watchdog reset i2c chip that has
> some control gpios. This watchdog is currently not used, therefore mux
> its control pins as pull-downs to be sure that the watchdog is disabled
> after e.g. a reboot.
>
> For debug purposes this patch also adds i2c1 node.
>
> Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>
> ---
Applied, thanks
Sascha
> arch/arm/dts/imx6dl-advantech-rom-7421.dts | 25 +++++++++++++++++++++++++
> 1 file changed, 25 insertions(+)
>
> diff --git a/arch/arm/dts/imx6dl-advantech-rom-7421.dts b/arch/arm/dts/imx6dl-advantech-rom-7421.dts
> index 1d5fd89..cdf3781 100755
> --- a/arch/arm/dts/imx6dl-advantech-rom-7421.dts
> +++ b/arch/arm/dts/imx6dl-advantech-rom-7421.dts
> @@ -79,6 +79,13 @@
> status = "okay";
> };
>
> +&i2c1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c1>;
> + clock-frequency = <100000>;
> + status = "okay";
> +};
> +
> &uart1 {
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_uart1>;
> @@ -144,6 +151,17 @@
>
> &iomuxc {
> pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_hog>;
> +
> + pinctrl_hog: hoggrp {
> + fsl,pins = <
> + /* custom watchdog controls disabled */
> + MX6QDL_PAD_NANDF_RB0__GPIO6_IO10 0x130b0
> + MX6QDL_PAD_GPIO_9__GPIO1_IO09 0x130b0
> + MX6QDL_PAD_GPIO_17__GPIO7_IO12 0x130b0
> +
> + >;
> + };
>
> pinctrl_ecspi1: ecspi1grp {
> fsl,pins = <
> @@ -175,6 +193,13 @@
> >;
> };
>
> + pinctrl_i2c1: i2c1grp {
> + fsl,pins = <
> + MX6QDL_PAD_CSI0_DAT8__I2C1_SDA 0x4001b8b1
> + MX6QDL_PAD_CSI0_DAT9__I2C1_SCL 0x4001b8b1
> + >;
> + };
> +
> pinctrl_uart1: uart1grp {
> fsl,pins = <
> MX6QDL_PAD_CSI0_DAT10__UART1_TX_DATA 0x1b0b1
> --
> 2.1.4
>
>
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>
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prev parent reply other threads:[~2018-06-19 13:23 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-17 13:28 Christoph Fritz
2018-06-19 13:23 ` Sascha Hauer [this message]
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