On Sun, Apr 19, 2015 at 02:02:23PM -0700, ali...@she-devel.com wrote:
> From: Alison Chaiken <alison_chai...@mentor.com>
>
> Create an imx6-sabreauto-weim-nor.dtsi file whose inclusion in
> a DTS file sets GPIO5 to the level at boot that the WEIM-NOR
> device requires. The GPIO is set via the gpio-hogging mechanism.
>
> Signed-off-by: Alison Chaiken <alison_chai...@mentor.com>
> ---
> arch/arm/boot/dts/imx6-sabreauto-weim-nor.dtsi | 56
> ++++++++++++++++++++++++++
> 1 file changed, 56 insertions(+)
> create mode 100644 arch/arm/boot/dts/imx6-sabreauto-weim-nor.dtsi
>
> diff --git a/arch/arm/boot/dts/imx6-sabreauto-weim-nor.dtsi
> b/arch/arm/boot/dts/imx6-sabreauto-weim-nor.dtsi
> new file mode 100644
> index 0000000..940a908
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6-sabreauto-weim-nor.dtsi
> @@ -0,0 +1,56 @@
> +/*
> + * Copyright 2012 Freescale Semiconductor, Inc.
> + * Copyright 2011 Linaro Ltd.
> + * Copyright (c) 2015 Mentor Graphics Inc.
> + *
> + * The code contained herein is licensed under the GNU General Public
> + * License. You may obtain a copy of the GNU General Public License
> + * Version 2 or later at the following locations:
> + *
> + * http://www.opensource.org/licenses/gpl-license.html
> + * http://www.gnu.org/copyleft/gpl.html
> + */
> +
> +/ {
> + soc {
> + aips-bus@02000000 {
> + gpio5: gpio@020ac000 {
> + compatible = "fsl,imx6q-gpio", "fsl,imx35-gpio";
> + reg = <0x020ac000 0x4000>;
> + interrupts = <0 74 IRQ_TYPE_LEVEL_HIGH>,
> + <0 75 IRQ_TYPE_LEVEL_HIGH>;
> + gpio-controller;
> + #gpio-cells = <2>;
> + interrupt-controller;
> + #interrupt-cells = <2>;
Why do you repeat all properties already present in imx6qdl.dtsi here?
Also use &pgio5 like done in the nodes below.
> +
> + weim_nor {
> + gpio-hog;
> + gpios = <4 0>;
> + output-low;
> + line-name = "weim-nor-gpio";
> + };
> + };
> + };
> + };
> +};
> +
> +&weim {
> + status = "okay";
> +};
> +
> +&i2c3 {
> + status = "disabled";
> +};
> +
> +&uart3 {
> + status = "disabled";
> +};
i2c3 and uart3 are not enabled for this board, why do you have to
disable them here?
> +
> +&ecspi1 {
> + status = "disabled";
> +};
> +
> +&usdhc3 {
> + status = "disabled";
> +};
usdhc3 uses other pins than the weim controller. Why do you have to
disable it?
Sascha
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