Based on kernel version 5.14
. Page generated on 2021-08-31 10:40 EST
.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 | * Texas Instruments tsc2004 and tsc2005 touchscreen controllers Required properties: - compatible : "ti,tsc2004" or "ti,tsc2005" - reg : Device address - interrupts : IRQ specifier - spi-max-frequency : Maximum SPI clocking speed of the device (for tsc2005) Optional properties: - vio-supply : Regulator specifier - reset-gpios : GPIO specifier for the controller reset line - ti,x-plate-ohms : integer, resistance of the touchscreen's X plates in ohm (defaults to 280) - ti,esd-recovery-timeout-ms : integer, if the touchscreen does not respond after the configured time (in milli seconds), the driver will reset it. This is disabled by default. - properties defined in touchscreen.txt Example: &i2c3 { tsc2004@48 { compatible = "ti,tsc2004"; reg = <0x48>; vio-supply = <&vio>; reset-gpios = <&gpio4 8 GPIO_ACTIVE_HIGH>; interrupts-extended = <&gpio1 27 IRQ_TYPE_EDGE_RISING>; touchscreen-fuzz-x = <4>; touchscreen-fuzz-y = <7>; touchscreen-fuzz-pressure = <2>; touchscreen-size-x = <4096>; touchscreen-size-y = <4096>; touchscreen-max-pressure = <2048>; ti,x-plate-ohms = <280>; ti,esd-recovery-timeout-ms = <8000>; }; } &mcspi1 { tsc2005@0 { compatible = "ti,tsc2005"; spi-max-frequency = <6000000>; reg = <0>; vio-supply = <&vio>; reset-gpios = <&gpio4 8 GPIO_ACTIVE_HIGH>; /* 104 */ interrupts-extended = <&gpio4 4 IRQ_TYPE_EDGE_RISING>; /* 100 */ touchscreen-fuzz-x = <4>; touchscreen-fuzz-y = <7>; touchscreen-fuzz-pressure = <2>; touchscreen-size-x = <4096>; touchscreen-size-y = <4096>; touchscreen-max-pressure = <2048>; ti,x-plate-ohms = <280>; ti,esd-recovery-timeout-ms = <8000>; }; } |