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From: Philippe Schenker <philippe.schenker@toradex.com>
To: "Marcel Ziswiler" <marcel.ziswiler@toradex.com>,
	"Max Krummenacher" <max.krummenacher@toradex.com>,
	"stefan@agner.ch" <stefan@agner.ch>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"Rob Herring" <robh+dt@kernel.org>,
	"Shawn Guo" <shawnguo@kernel.org>,
	"Mark Rutland" <mark.rutland@arm.com>,
	"Michal Vokáč" <michal.vokac@ysoft.com>,
	"Fabio Estevam" <festevam@gmail.com>
Cc: Philippe Schenker <philippe.schenker@toradex.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	NXP Linux Team <linux-imx@nxp.com>,
	Sascha Hauer <s.hauer@pengutronix.de>
Subject: [PATCH v2 11/20] ARM: dts: imx6qdl-apalis: Add sleep state to can interfaces
Date: Wed, 31 Jul 2019 12:38:20 +0000	[thread overview]
Message-ID: <20190731123750.25670-12-philippe.schenker@toradex.com> (raw)
In-Reply-To: <20190731123750.25670-1-philippe.schenker@toradex.com>

This patch prepares the devicetree for the new Ixora V1.2 where we are
able to turn off the supply of the can transceiver. This implies to use
a sleep state on transmission pins in order to prevent backfeeding.

Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>

---

Changes in v2:
- Changed commit title to '...imx6qdl-apalis:...'

 arch/arm/boot/dts/imx6qdl-apalis.dtsi | 27 +++++++++++++++++++++------
 1 file changed, 21 insertions(+), 6 deletions(-)

diff --git a/arch/arm/boot/dts/imx6qdl-apalis.dtsi b/arch/arm/boot/dts/imx6qdl-apalis.dtsi
index 7c4ad541c3f5..59ed2e4a1fd1 100644
--- a/arch/arm/boot/dts/imx6qdl-apalis.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-apalis.dtsi
@@ -148,14 +148,16 @@
 };
 
 &can1 {
-	pinctrl-names = "default";
-	pinctrl-0 = <&pinctrl_flexcan1>;
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&pinctrl_flexcan1_default>;
+	pinctrl-1 = <&pinctrl_flexcan1_sleep>;
 	status = "disabled";
 };
 
 &can2 {
-	pinctrl-names = "default";
-	pinctrl-0 = <&pinctrl_flexcan2>;
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&pinctrl_flexcan2_default>;
+	pinctrl-1 = <&pinctrl_flexcan2_sleep>;
 	status = "disabled";
 };
 
@@ -599,19 +601,32 @@
 		>;
 	};
 
-	pinctrl_flexcan1: flexcan1grp {
+	pinctrl_flexcan1_default: flexcan1defgrp {
 		fsl,pins = <
 			MX6QDL_PAD_GPIO_7__FLEXCAN1_TX 0x1b0b0
 			MX6QDL_PAD_GPIO_8__FLEXCAN1_RX 0x1b0b0
 		>;
 	};
 
-	pinctrl_flexcan2: flexcan2grp {
+	pinctrl_flexcan1_sleep: flexcan1slpgrp {
+		fsl,pins = <
+			MX6QDL_PAD_GPIO_7__GPIO1_IO07 0x0
+			MX6QDL_PAD_GPIO_8__GPIO1_IO08 0x0
+		>;
+	};
+
+	pinctrl_flexcan2_default: flexcan2defgrp {
 		fsl,pins = <
 			MX6QDL_PAD_KEY_COL4__FLEXCAN2_TX 0x1b0b0
 			MX6QDL_PAD_KEY_ROW4__FLEXCAN2_RX 0x1b0b0
 		>;
 	};
+	pinctrl_flexcan2_sleep: flexcan2slpgrp {
+		fsl,pins = <
+			MX6QDL_PAD_KEY_COL4__GPIO4_IO14 0x0
+			MX6QDL_PAD_KEY_ROW4__GPIO4_IO15 0x0
+		>;
+	};
 
 	pinctrl_gpio_bl_on: gpioblon {
 		fsl,pins = <
-- 
2.22.0


WARNING: multiple messages have this Message-ID (diff)
From: Philippe Schenker <philippe.schenker@toradex.com>
To: "Marcel Ziswiler" <marcel.ziswiler@toradex.com>,
	"Max Krummenacher" <max.krummenacher@toradex.com>,
	"stefan@agner.ch" <stefan@agner.ch>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"Rob Herring" <robh+dt@kernel.org>,
	"Shawn Guo" <shawnguo@kernel.org>,
	"Mark Rutland" <mark.rutland@arm.com>,
	"Michal Vokáč" <michal.vokac@ysoft.com>,
	"Fabio Estevam" <festevam@gmail.com>
Cc: Sascha Hauer <s.hauer@pengutronix.de>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Philippe Schenker <philippe.schenker@toradex.com>,
	NXP Linux Team <linux-imx@nxp.com>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>
Subject: [PATCH v2 11/20] ARM: dts: imx6qdl-apalis: Add sleep state to can interfaces
Date: Wed, 31 Jul 2019 12:38:20 +0000	[thread overview]
Message-ID: <20190731123750.25670-12-philippe.schenker@toradex.com> (raw)
In-Reply-To: <20190731123750.25670-1-philippe.schenker@toradex.com>

This patch prepares the devicetree for the new Ixora V1.2 where we are
able to turn off the supply of the can transceiver. This implies to use
a sleep state on transmission pins in order to prevent backfeeding.

Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>

---

Changes in v2:
- Changed commit title to '...imx6qdl-apalis:...'

 arch/arm/boot/dts/imx6qdl-apalis.dtsi | 27 +++++++++++++++++++++------
 1 file changed, 21 insertions(+), 6 deletions(-)

diff --git a/arch/arm/boot/dts/imx6qdl-apalis.dtsi b/arch/arm/boot/dts/imx6qdl-apalis.dtsi
index 7c4ad541c3f5..59ed2e4a1fd1 100644
--- a/arch/arm/boot/dts/imx6qdl-apalis.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-apalis.dtsi
@@ -148,14 +148,16 @@
 };
 
 &can1 {
-	pinctrl-names = "default";
-	pinctrl-0 = <&pinctrl_flexcan1>;
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&pinctrl_flexcan1_default>;
+	pinctrl-1 = <&pinctrl_flexcan1_sleep>;
 	status = "disabled";
 };
 
 &can2 {
-	pinctrl-names = "default";
-	pinctrl-0 = <&pinctrl_flexcan2>;
+	pinctrl-names = "default", "sleep";
+	pinctrl-0 = <&pinctrl_flexcan2_default>;
+	pinctrl-1 = <&pinctrl_flexcan2_sleep>;
 	status = "disabled";
 };
 
@@ -599,19 +601,32 @@
 		>;
 	};
 
-	pinctrl_flexcan1: flexcan1grp {
+	pinctrl_flexcan1_default: flexcan1defgrp {
 		fsl,pins = <
 			MX6QDL_PAD_GPIO_7__FLEXCAN1_TX 0x1b0b0
 			MX6QDL_PAD_GPIO_8__FLEXCAN1_RX 0x1b0b0
 		>;
 	};
 
-	pinctrl_flexcan2: flexcan2grp {
+	pinctrl_flexcan1_sleep: flexcan1slpgrp {
+		fsl,pins = <
+			MX6QDL_PAD_GPIO_7__GPIO1_IO07 0x0
+			MX6QDL_PAD_GPIO_8__GPIO1_IO08 0x0
+		>;
+	};
+
+	pinctrl_flexcan2_default: flexcan2defgrp {
 		fsl,pins = <
 			MX6QDL_PAD_KEY_COL4__FLEXCAN2_TX 0x1b0b0
 			MX6QDL_PAD_KEY_ROW4__FLEXCAN2_RX 0x1b0b0
 		>;
 	};
+	pinctrl_flexcan2_sleep: flexcan2slpgrp {
+		fsl,pins = <
+			MX6QDL_PAD_KEY_COL4__GPIO4_IO14 0x0
+			MX6QDL_PAD_KEY_ROW4__GPIO4_IO15 0x0
+		>;
+	};
 
 	pinctrl_gpio_bl_on: gpioblon {
 		fsl,pins = <
-- 
2.22.0


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  parent reply	other threads:[~2019-07-31 12:39 UTC|newest]

Thread overview: 78+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-31 12:37 [PATCH v2 00/20] Common patches from downstream development Philippe Schenker
2019-07-31 12:37 ` Philippe Schenker
2019-07-31 12:37 ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 01/20] ARM: dts: imx7-colibri: make sure module supplies are always on Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 02/20] ARM: dts: imx7-colibri: disable HS400 Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 03/20] ARM: dts: imx7-colibri: prepare module device tree for FlexCAN Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 04/20] ARM: dts: imx7-colibri: Add sleep mode to ethernet Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 05/20] ARM: dts: add recovery for I2C for iMX7 Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 06/20] ARM: dts: imx7-colibri: add GPIO wakeup key Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 07/20] ARM: dts: imx7-colibri: fix 1.8V/UHS support Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:56   ` Fabio Estevam
2019-07-31 12:56     ` Fabio Estevam
2019-07-31 14:52     ` Philippe Schenker
2019-07-31 14:52       ` Philippe Schenker
2019-07-31 14:52       ` Philippe Schenker
2019-08-02  8:51       ` Stefan Agner
2019-08-02  8:51         ` Stefan Agner
2019-08-05  7:18         ` Philippe Schenker
2019-08-05  7:18           ` Philippe Schenker
2019-08-05  7:18           ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 08/20] ARM: dts: imx7-colibri: Add touch controllers Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:42   ` Fabio Estevam
2019-07-31 12:42     ` Fabio Estevam
2019-07-31 14:39     ` Philippe Schenker
2019-07-31 14:39       ` Philippe Schenker
2019-07-31 14:39       ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 09/20] ARM: dts: imx6qdl-colibri: add phy to fec Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 10/20] ARM: dts: imx6qdl-colibri: Add missing pin declaration in iomuxc Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38 ` Philippe Schenker [this message]
2019-07-31 12:38   ` [PATCH v2 11/20] ARM: dts: imx6qdl-apalis: Add sleep state to can interfaces Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 12/20] ARM: dts: imx6: Add touchscreens used on Toradex eval boards Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 13/20] ARM: dts: imx6-colibri: Add missing pinmuxing to Toradex eval board Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 14/20] ARM: dts: imx6ull-colibri: Add sleep mode to fec Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 15/20] ARM: dts: imx6ull-colibri: reduce v_batt current in power off Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 16/20] ARM: dts: imx6ull-colibri: Add watchdog Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 17/20] ARM: dts: imx6ull: improve can templates Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 18/20] ARM: dts: imx6ull-colibri: Add general wakeup key used on Colibri Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 19/20] ARM: dts: imx6/7-colibri: switch dr_mode to otg Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38 ` [PATCH v2 20/20] ARM: dts: imx6ull-colibri: Add touchscreen used with Eval Board Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker
2019-07-31 12:38   ` Philippe Schenker

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