Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) * ST Keyscan controller Device Tree bindings
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) The ST keyscan controller Device Tree binding is based on the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) matrix-keymap.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) Required properties:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) - compatible: "st,sti-keyscan"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) - reg: Register base address and size of st-keyscan controller.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) - interrupts: Interrupt number for the st-keyscan controller.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) - clocks: Must contain one entry, for the module clock.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)   See ../clocks/clock-bindings.txt for details.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) - pinctrl: Should specify pin control groups used for this controller.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)   See ../pinctrl/pinctrl-bindings.txt for details.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) - linux,keymap: The keymap for keys as described in the binding document
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)   devicetree/bindings/input/matrix-keymap.txt.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) - keypad,num-rows: Number of row lines connected to the keypad controller.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) - keypad,num-columns: Number of column lines connected to the keypad
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25)   controller.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) Optional property:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) - st,debounce_us: Debouncing interval time in microseconds
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) Example:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) keyscan: keyscan@fe4b0000 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 	compatible = "st,sti-keyscan";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 	reg = <0xfe4b0000 0x2000>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 	interrupts = <GIC_SPI 212 IRQ_TYPE_NONE>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 	clocks	= <&CLK_SYSIN>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 	pinctrl-names = "default";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 	pinctrl-0 = <&pinctrl_keyscan>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 	keypad,num-rows = <4>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 	keypad,num-columns = <4>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) 	st,debounce_us = <5000>;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) 	linux,keymap = < MATRIX_KEY(0x00, 0x00, KEY_F13)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) 			 MATRIX_KEY(0x00, 0x01, KEY_F9)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) 			 MATRIX_KEY(0x00, 0x02, KEY_F5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 			 MATRIX_KEY(0x00, 0x03, KEY_F1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) 			 MATRIX_KEY(0x01, 0x00, KEY_F14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 			 MATRIX_KEY(0x01, 0x01, KEY_F10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 			 MATRIX_KEY(0x01, 0x02, KEY_F6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) 			 MATRIX_KEY(0x01, 0x03, KEY_F2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) 			 MATRIX_KEY(0x02, 0x00, KEY_F15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) 			 MATRIX_KEY(0x02, 0x01, KEY_F11)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) 			 MATRIX_KEY(0x02, 0x02, KEY_F7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) 			 MATRIX_KEY(0x02, 0x03, KEY_F3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) 			 MATRIX_KEY(0x03, 0x00, KEY_F16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) 			 MATRIX_KEY(0x03, 0x01, KEY_F12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) 			 MATRIX_KEY(0x03, 0x02, KEY_F8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) 			 MATRIX_KEY(0x03, 0x03, KEY_F4) >;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) 	};