Commit f00c6ead authored by Vaishnav Achath's avatar Vaishnav Achath Committed by Vignesh Raghavendra
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arm64: dts: ti: k3-j721s2-common-proc-board: Enable camera peripherals 

CSI cameras are controlled using I2C. On J721S2 Common Processor Board,
this is routed to I2C-5, so enable the instance and the TCA6408
GPIO expander on the bus.

Common Processor Board schematics: https://www.ti.com/lit/zip/sprr411
J721S2 SoM schematics: https://www.ti.com/lit/zip/sprr439



Signed-off-by: default avatarVaishnav Achath <vaishnav.a@ti.com>
Reviewed-by: default avatarJai Luthra <j-luthra@ti.com>
Link: https://lore.kernel.org/r/20240215085518.552692-2-vaishnav.a@ti.com


Signed-off-by: default avatarVignesh Raghavendra <vigneshr@ti.com>
parent 14a65ea5

arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts

+25 −0
Original line number Diff line number Diff line
@@ -147,6 +147,13 @@ J721S2_IOPAD(0x060, PIN_INPUT_PULLUP, 13) /* (AC27) MCASP2_AXR1.I2C3_SDA */ 
		>;

	};



	main_i2c5_pins_default: main-i2c5-default-pins {

		pinctrl-single,pins = <

			J721S2_IOPAD(0x01c, PIN_INPUT, 8) /* (Y24) MCAN15_TX.I2C5_SCL */

			J721S2_IOPAD(0x018, PIN_INPUT, 8) /* (W23) MCAN14_RX.I2C5_SDA */

		>;

	};



	main_mmc1_pins_default: main-mmc1-default-pins {

		pinctrl-single,pins = <

			J721S2_IOPAD(0x104, PIN_INPUT, 0) /* (P23) MMC1_CLK */
@@ -356,6 +363,24 @@ exp2: gpio@22 { 
	};

};



&main_i2c5 {

	pinctrl-names = "default";

	pinctrl-0 = <&main_i2c5_pins_default>;

	clock-frequency = <400000>;

	status = "okay";



	exp5: gpio@20 {

		compatible = "ti,tca6408";

		reg = <0x20>;

		gpio-controller;

		#gpio-cells = <2>;

		gpio-line-names = "CSI2_EXP_RSTZ", "CSI2_EXP_A_GPIO0",

				  "CSI2_EXP_A_GPIO1", "CSI2_EXP_A_GPIO2",

				  "CSI2_EXP_B_GPIO1", "CSI2_EXP_B_GPIO2",

				  "CSI2_EXP_B_GPIO3", "CSI2_EXP_B_GPIO4";

	};

};



&main_sdhci0 {

	/* eMMC */

	status = "okay";