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From: Dario Binacchi <dario.binacchi@amarulasolutions.com>
To: linux-kernel@vger.kernel.org
Cc: Philippe Cornu <philippe.cornu@foss.st.com>,
	Raphael Gallais-Pou <raphael.gallais-pou@foss.st.com>,
	Amarula patchwork <linux-amarula@amarulasolutions.com>,
	michael@amarulasolutions.com,
	Dario Binacchi <dario.binacchi@amarulasolutions.com>,
	Alexandre Torgue <alexandre.torgue@foss.st.com>,
	Conor Dooley <conor+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Rob Herring <robh+dt@kernel.org>,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-stm32@st-md-mailman.stormreply.com
Subject: [PATCH v4 2/6] ARM: dts: stm32: add pin map for LTDC on stm32f7
Date: Mon, 19 Jun 2023 18:55:21 +0200	[thread overview]
Message-ID: <20230619165525.1035243-3-dario.binacchi@amarulasolutions.com> (raw)
In-Reply-To: <20230619165525.1035243-1-dario.binacchi@amarulasolutions.com>

Add pin configurations for using LTDC (LCD-tft Display Controller) on
stm32f746-disco board.

Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>

---

(no changes since v3)

Changes in v3:
- rename ltdc-pins-a-0 to ltdc-0.

 arch/arm/boot/dts/stm32f7-pinctrl.dtsi | 35 ++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/arch/arm/boot/dts/stm32f7-pinctrl.dtsi b/arch/arm/boot/dts/stm32f7-pinctrl.dtsi
index 9f65403295ca..36dad40dd0c7 100644
--- a/arch/arm/boot/dts/stm32f7-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32f7-pinctrl.dtsi
@@ -365,6 +365,41 @@ pins2 {
 					bias-pull-up;
 				};
 			};
+
+
+			ltdc_pins_a: ltdc-0 {
+				pins {
+					pinmux = <STM32_PINMUX('E', 4, AF14)>, /* LCD_B0 */
+						 <STM32_PINMUX('G',12, AF9)>,  /* LCD_B4 */
+						 <STM32_PINMUX('I', 9, AF14)>, /* LCD_VSYNC */
+						 <STM32_PINMUX('I',10, AF14)>, /* LCD_HSYNC */
+						 <STM32_PINMUX('I',14, AF14)>, /* LCD_CLK */
+						 <STM32_PINMUX('I',15, AF14)>, /* LCD_R0 */
+						 <STM32_PINMUX('J', 0, AF14)>, /* LCD_R1 */
+						 <STM32_PINMUX('J', 1, AF14)>, /* LCD_R2 */
+						 <STM32_PINMUX('J', 2, AF14)>, /* LCD_R3 */
+						 <STM32_PINMUX('J', 3, AF14)>, /* LCD_R4 */
+						 <STM32_PINMUX('J', 4, AF14)>, /* LCD_R5 */
+						 <STM32_PINMUX('J', 5, AF14)>, /* LCD_R6 */
+						 <STM32_PINMUX('J', 6, AF14)>, /* LCD_R7 */
+						 <STM32_PINMUX('J', 7, AF14)>, /* LCD_G0 */
+						 <STM32_PINMUX('J', 8, AF14)>, /* LCD_G1 */
+						 <STM32_PINMUX('J', 9, AF14)>, /* LCD_G2 */
+						 <STM32_PINMUX('J',10, AF14)>, /* LCD_G3 */
+						 <STM32_PINMUX('J',11, AF14)>, /* LCD_G4 */
+						 <STM32_PINMUX('J',13, AF14)>, /* LCD_B1 */
+						 <STM32_PINMUX('J',14, AF14)>, /* LCD_B2 */
+						 <STM32_PINMUX('J',15, AF14)>, /* LCD_B3 */
+						 <STM32_PINMUX('K', 0, AF14)>, /* LCD_G5 */
+						 <STM32_PINMUX('K', 1, AF14)>, /* LCD_G6 */
+						 <STM32_PINMUX('K', 2, AF14)>, /* LCD_G7 */
+						 <STM32_PINMUX('K', 4, AF14)>, /* LCD_B5 */
+						 <STM32_PINMUX('K', 5, AF14)>, /* LCD_B6 */
+						 <STM32_PINMUX('K', 6, AF14)>, /* LCD_B7 */
+						 <STM32_PINMUX('K', 7, AF14)>; /* LCD_DE */
+					slew-rate = <2>;
+				};
+			};
 		};
 	};
 };
-- 
2.32.0


  parent reply	other threads:[~2023-06-19 16:55 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-19 16:55 [PATCH v4 0/6] Add display support on the stm32f746-disco board Dario Binacchi
2023-06-19 16:55 ` [PATCH v4 1/6] ARM: dts: stm32: add ltdc support on stm32f746 MCU Dario Binacchi
2023-06-19 16:55 ` Dario Binacchi [this message]
2023-06-19 16:55 ` [PATCH v4 3/6] ARM: dts: stm32: support display on stm32f746-disco board Dario Binacchi
2023-06-19 16:55 ` [PATCH v4 4/6] dt-bindings: display: stm32-ltdc: add optional st,fb-bpp property Dario Binacchi
2023-06-19 17:17   ` Rob Herring
2023-06-19 20:18   ` Conor Dooley
2023-06-19 22:11     ` Rob Herring
2023-06-19 16:55 ` [PATCH v4 5/6] ARM: dts: stm32: set framebuffer bit depth on stm32f746-disco Dario Binacchi

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