* [PATCH] ARM: dts: imx6ul: add flexcan support
@ 2018-12-03 4:34 Joakim Zhang
2018-12-06 2:11 ` Shawn Guo
0 siblings, 1 reply; 2+ messages in thread
From: Joakim Zhang @ 2018-12-03 4:34 UTC (permalink / raw)
To: mkl@pengutronix.de, shawnguo@kernel.org, s.hauer@pengutronix.de
Cc: kernel@pengutronix.de, Fabio Estevam, devicetree@vger.kernel.org,
robh+dt@kernel.org, dl-linux-imx, Aisheng DONG, Joakim Zhang
From: Aisheng Dong <aisheng.dong@nxp.com>
Add flexcan support for i.MX6UL and i.MX6ULL boards.
Signed-off-by: Aisheng Dong <aisheng.dong@nxp.com>
Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
---
arch/arm/boot/dts/imx6ul-14x14-evk.dtsi | 54 +++++++++++++++++++++++++
arch/arm/boot/dts/imx6ulz-14x14-evk.dts | 2 +
arch/arm/boot/dts/imx6ulz.dtsi | 2 -
3 files changed, 56 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi b/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi
index 095568b30d30..ae29c059d627 100644
--- a/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi
+++ b/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi
@@ -30,6 +30,14 @@
enable-active-high;
};
+ reg_can_3v3: regulator-can-3v3 {
+ compatible = "regulator-fixed";
+ regulator-name = "can-3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpios = <&gpio_spi 3 GPIO_ACTIVE_LOW>;
+ };
+
sound {
compatible = "simple-audio-card";
simple-audio-card,name = "mx6ul-wm8960";
@@ -64,6 +72,29 @@
};
};
+ spi4 {
+ compatible = "spi-gpio";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_spi4>;
+ status = "okay";
+ gpio-sck = <&gpio5 11 0>;
+ gpio-mosi = <&gpio5 10 0>;
+ cs-gpios = <&gpio5 7 0>;
+ num-chipselects = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ gpio_spi: gpio_spi@0 {
+ compatible = "fairchild,74hc595";
+ gpio-controller;
+ #gpio-cells = <2>;
+ reg = <0>;
+ registers-number = <1>;
+ registers-default = /bits/ 8 <0x57>;
+ spi-max-frequency = <100000>;
+ };
+ };
+
panel {
compatible = "innolux,at043tn24";
backlight = <&backlight_display>;
@@ -130,6 +161,20 @@
};
};
+&can1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_flexcan1>;
+ xceiver-supply = <®_can_3v3>;
+ status = "okay";
+};
+
+&can2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_flexcan2>;
+ xceiver-supply = <®_can_3v3>;
+ status = "okay";
+};
+
&i2c1 {
clock-frequency = <100000>;
pinctrl-names = "default";
@@ -415,6 +460,15 @@
>;
};
+ pinctrl_spi4: spi4grp {
+ fsl,pins = <
+ MX6UL_PAD_BOOT_MODE0__GPIO5_IO10 0x70a1
+ MX6UL_PAD_BOOT_MODE1__GPIO5_IO11 0x70a1
+ MX6UL_PAD_SNVS_TAMPER7__GPIO5_IO07 0x70a1
+ MX6UL_PAD_SNVS_TAMPER8__GPIO5_IO08 0x80000000
+ >;
+ };
+
pinctrl_tsc: tscgrp {
fsl,pins = <
MX6UL_PAD_GPIO1_IO01__GPIO1_IO01 0xb0
diff --git a/arch/arm/boot/dts/imx6ulz-14x14-evk.dts b/arch/arm/boot/dts/imx6ulz-14x14-evk.dts
index 6f1af240e0ce..483d9732c002 100644
--- a/arch/arm/boot/dts/imx6ulz-14x14-evk.dts
+++ b/arch/arm/boot/dts/imx6ulz-14x14-evk.dts
@@ -9,6 +9,8 @@
/delete-node/ &fec1;
/delete-node/ &fec2;
+/delete-node/ &can1;
+/delete-node/ &can2;
/delete-node/ &lcdif;
/delete-node/ &tsc;
diff --git a/arch/arm/boot/dts/imx6ulz.dtsi b/arch/arm/boot/dts/imx6ulz.dtsi
index ae6d7e593769..0b5f1a763567 100644
--- a/arch/arm/boot/dts/imx6ulz.dtsi
+++ b/arch/arm/boot/dts/imx6ulz.dtsi
@@ -20,8 +20,6 @@
};
/delete-node/ &adc1;
-/delete-node/ &can1;
-/delete-node/ &can2;
/delete-node/ &ecspi3;
/delete-node/ &ecspi4;
/delete-node/ &epit2;
--
2.17.1
^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH] ARM: dts: imx6ul: add flexcan support
2018-12-03 4:34 [PATCH] ARM: dts: imx6ul: add flexcan support Joakim Zhang
@ 2018-12-06 2:11 ` Shawn Guo
0 siblings, 0 replies; 2+ messages in thread
From: Shawn Guo @ 2018-12-06 2:11 UTC (permalink / raw)
To: Joakim Zhang
Cc: mkl@pengutronix.de, s.hauer@pengutronix.de, kernel@pengutronix.de,
Fabio Estevam, devicetree@vger.kernel.org, robh+dt@kernel.org,
dl-linux-imx, Aisheng DONG
On Mon, Dec 03, 2018 at 04:34:50AM +0000, Joakim Zhang wrote:
> From: Aisheng Dong <aisheng.dong@nxp.com>
>
> Add flexcan support for i.MX6UL and i.MX6ULL boards.
To be precise, s/i.MX6ULL/i.MX6ULZ?
>
> Signed-off-by: Aisheng Dong <aisheng.dong@nxp.com>
> Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
> ---
> arch/arm/boot/dts/imx6ul-14x14-evk.dtsi | 54 +++++++++++++++++++++++++
> arch/arm/boot/dts/imx6ulz-14x14-evk.dts | 2 +
> arch/arm/boot/dts/imx6ulz.dtsi | 2 -
> 3 files changed, 56 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi b/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi
> index 095568b30d30..ae29c059d627 100644
> --- a/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi
> +++ b/arch/arm/boot/dts/imx6ul-14x14-evk.dtsi
> @@ -30,6 +30,14 @@
> enable-active-high;
> };
>
> + reg_can_3v3: regulator-can-3v3 {
> + compatible = "regulator-fixed";
> + regulator-name = "can-3v3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + gpios = <&gpio_spi 3 GPIO_ACTIVE_LOW>;
> + };
> +
> sound {
> compatible = "simple-audio-card";
> simple-audio-card,name = "mx6ul-wm8960";
> @@ -64,6 +72,29 @@
> };
> };
>
> + spi4 {
> + compatible = "spi-gpio";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_spi4>;
> + status = "okay";
> + gpio-sck = <&gpio5 11 0>;
> + gpio-mosi = <&gpio5 10 0>;
> + cs-gpios = <&gpio5 7 0>;
> + num-chipselects = <1>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + gpio_spi: gpio_spi@0 {
I think node name "gpio@0" is good enough.
> + compatible = "fairchild,74hc595";
> + gpio-controller;
> + #gpio-cells = <2>;
> + reg = <0>;
> + registers-number = <1>;
> + registers-default = /bits/ 8 <0x57>;
I cannot find this property in bindings doc.
Shawn
> + spi-max-frequency = <100000>;
> + };
> + };
> +
> panel {
> compatible = "innolux,at043tn24";
> backlight = <&backlight_display>;
> @@ -130,6 +161,20 @@
> };
> };
>
> +&can1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_flexcan1>;
> + xceiver-supply = <®_can_3v3>;
> + status = "okay";
> +};
> +
> +&can2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_flexcan2>;
> + xceiver-supply = <®_can_3v3>;
> + status = "okay";
> +};
> +
> &i2c1 {
> clock-frequency = <100000>;
> pinctrl-names = "default";
> @@ -415,6 +460,15 @@
> >;
> };
>
> + pinctrl_spi4: spi4grp {
> + fsl,pins = <
> + MX6UL_PAD_BOOT_MODE0__GPIO5_IO10 0x70a1
> + MX6UL_PAD_BOOT_MODE1__GPIO5_IO11 0x70a1
> + MX6UL_PAD_SNVS_TAMPER7__GPIO5_IO07 0x70a1
> + MX6UL_PAD_SNVS_TAMPER8__GPIO5_IO08 0x80000000
> + >;
> + };
> +
> pinctrl_tsc: tscgrp {
> fsl,pins = <
> MX6UL_PAD_GPIO1_IO01__GPIO1_IO01 0xb0
> diff --git a/arch/arm/boot/dts/imx6ulz-14x14-evk.dts b/arch/arm/boot/dts/imx6ulz-14x14-evk.dts
> index 6f1af240e0ce..483d9732c002 100644
> --- a/arch/arm/boot/dts/imx6ulz-14x14-evk.dts
> +++ b/arch/arm/boot/dts/imx6ulz-14x14-evk.dts
> @@ -9,6 +9,8 @@
>
> /delete-node/ &fec1;
> /delete-node/ &fec2;
> +/delete-node/ &can1;
> +/delete-node/ &can2;
> /delete-node/ &lcdif;
> /delete-node/ &tsc;
>
> diff --git a/arch/arm/boot/dts/imx6ulz.dtsi b/arch/arm/boot/dts/imx6ulz.dtsi
> index ae6d7e593769..0b5f1a763567 100644
> --- a/arch/arm/boot/dts/imx6ulz.dtsi
> +++ b/arch/arm/boot/dts/imx6ulz.dtsi
> @@ -20,8 +20,6 @@
> };
>
> /delete-node/ &adc1;
> -/delete-node/ &can1;
> -/delete-node/ &can2;
> /delete-node/ &ecspi3;
> /delete-node/ &ecspi4;
> /delete-node/ &epit2;
> --
> 2.17.1
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2018-12-03 4:34 [PATCH] ARM: dts: imx6ul: add flexcan support Joakim Zhang
2018-12-06 2:11 ` Shawn Guo
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