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From:   Marcel Ziswiler <marcel@ziswiler.com>
To:     devicetree@vger.kernel.org
Cc:     linux-kernel@vger.kernel.org, linux-imx@nxp.com,
        linux-arm-kernel@lists.infradead.org,
        Marcel Ziswiler <marcel.ziswiler@toradex.com>,
        Fabio Estevam <festevam@gmail.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Pengutronix Kernel Team <kernel@pengutronix.de>,
        Rob Herring <robh+dt@kernel.org>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Shawn Guo <shawnguo@kernel.org>
Subject: [PATCH v4 13/17] arm64: dts: freescale: apalis-imx8: add bkl1_pwm functionality
Date:   Wed, 18 Jan 2023 08:26:51 +0100
Message-Id: <20230118072656.18845-14-marcel@ziswiler.com>
In-Reply-To: <20230118072656.18845-1-marcel@ziswiler.com>
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Precedence: bulk

From: Marcel Ziswiler <marcel.ziswiler@toradex.com>

Add Apalis BKL1_PWM functionality.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
---

Changes in v4:
- New patch adding Apalis BKL1_PWM functionality.

 arch/arm64/boot/dts/freescale/imx8-apalis-eval.dtsi      | 7 ++++++-
 .../arm64/boot/dts/freescale/imx8-apalis-ixora-v1.1.dtsi | 7 ++++++-
 .../arm64/boot/dts/freescale/imx8-apalis-ixora-v1.2.dtsi | 7 ++++++-
 arch/arm64/boot/dts/freescale/imx8-apalis-v1.1.dtsi      | 9 +++++++--
 4 files changed, 25 insertions(+), 5 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8-apalis-eval.dtsi b/arch/arm64/boot/dts/freescale/imx8-apalis-eval.dtsi
index 060454f25c98..003bc5377ce7 100644
--- a/arch/arm64/boot/dts/freescale/imx8-apalis-eval.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8-apalis-eval.dtsi
@@ -106,7 +106,12 @@ &lsio_pwm3 {
 
 /* TODO: Apalis PCIE1 */
 
-/* TODO: Apalis BKL1_PWM */
+/* Apalis BKL1_PWM */
+&pwm_lvds1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_pwm_bkl>;
+	status = "okay";
+};
 
 /* TODO: Apalis DAP1 */
 
diff --git a/arch/arm64/boot/dts/freescale/imx8-apalis-ixora-v1.1.dtsi b/arch/arm64/boot/dts/freescale/imx8-apalis-ixora-v1.1.dtsi
index caaafc9900a6..97a7db1f875b 100644
--- a/arch/arm64/boot/dts/freescale/imx8-apalis-ixora-v1.1.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8-apalis-ixora-v1.1.dtsi
@@ -182,7 +182,12 @@ &lsio_pwm3 {
 
 /* TODO: Apalis PCIE1 */
 
-/* TODO: Apalis BKL1_PWM */
+/* Apalis BKL1_PWM */
+&pwm_lvds1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_pwm_bkl>;
+	status = "okay";
+};
 
 /* TODO: Apalis DAP1 */
 
diff --git a/arch/arm64/boot/dts/freescale/imx8-apalis-ixora-v1.2.dtsi b/arch/arm64/boot/dts/freescale/imx8-apalis-ixora-v1.2.dtsi
index 5bc55a58db97..4186c6c9d5ec 100644
--- a/arch/arm64/boot/dts/freescale/imx8-apalis-ixora-v1.2.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8-apalis-ixora-v1.2.dtsi
@@ -227,7 +227,12 @@ &lsio_pwm3 {
 
 /* TODO: Apalis PCIE1 */
 
-/* TODO: Apalis BKL1_PWM */
+/* Apalis BKL1_PWM */
+&pwm_lvds1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_pwm_bkl>;
+	status = "okay";
+};
 
 /* TODO: Apalis DAP1 */
 
diff --git a/arch/arm64/boot/dts/freescale/imx8-apalis-v1.1.dtsi b/arch/arm64/boot/dts/freescale/imx8-apalis-v1.1.dtsi
index 4c88678e2bc7..5508f0daf579 100644
--- a/arch/arm64/boot/dts/freescale/imx8-apalis-v1.1.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8-apalis-v1.1.dtsi
@@ -18,7 +18,7 @@ backlight: backlight {
 		enable-gpios = <&lsio_gpio1 4 GPIO_ACTIVE_HIGH>; /* Apalis BKL1_ON */
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinctrl_gpio_bkl_on>;
-		/* TODO: hook-up to Apalis BKL1_PWM */
+		pwms = <&pwm_lvds1 0 6666667 PWM_POLARITY_INVERTED>;
 		status = "disabled";
 	};
 
@@ -678,7 +678,12 @@ &lsio_pwm3 {
 
 /* TODO: On-module Wi-Fi */
 
-/* TODO: Apalis BKL1_PWM */
+/* Apalis BKL1_PWM */
+&pwm_lvds1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_pwm_bkl>;
+	#pwm-cells = <3>;
+};
 
 /* TODO: Apalis DAP1 */
 
-- 
2.35.1