From 748e4f3d702def1a4bff191e0cf93b6a05340f01 Mon Sep 17 00:00:00 2001 From: hc <hc@nodka.com> Date: Fri, 10 May 2024 07:41:34 +0000 Subject: [PATCH] add gpio led uart --- kernel/Documentation/devicetree/bindings/mfd/stmpe.txt | 28 +++++++++++++++++++++------- 1 files changed, 21 insertions(+), 7 deletions(-) diff --git a/kernel/Documentation/devicetree/bindings/mfd/stmpe.txt b/kernel/Documentation/devicetree/bindings/mfd/stmpe.txt index c797c05..d4408a4 100644 --- a/kernel/Documentation/devicetree/bindings/mfd/stmpe.txt +++ b/kernel/Documentation/devicetree/bindings/mfd/stmpe.txt @@ -4,15 +4,29 @@ keypad, touchscreen, adc, pwm, rotator. Required properties: - - compatible : "st,stmpe[610|801|811|1600|1601|2401|2403]" - - reg : I2C/SPI address of the device + - compatible : "st,stmpe[610|801|811|1600|1601|2401|2403]" + - reg : I2C/SPI address of the device Optional properties: - - interrupts : The interrupt outputs from the controller - - interrupt-controller : Marks the device node as an interrupt controller - - wakeup-source : Marks the input device as wakable - - st,autosleep-timeout : Valid entries (ms); 4, 16, 32, 64, 128, 256, 512 and 1024 - - irq-gpio : If present, which GPIO to use for event IRQ + - interrupts : The interrupt outputs from the controller + - interrupt-controller : Marks the device node as an interrupt controller + - wakeup-source : Marks the input device as wakable + - st,autosleep-timeout : Valid entries (ms); 4, 16, 32, 64, 128, 256, 512 and 1024 + - irq-gpio : If present, which GPIO to use for event IRQ + +Optional properties for devices with touch and ADC (STMPE811|STMPE610): + - st,sample-time : ADC conversion time in number of clock. + 0 -> 36 clocks 4 -> 80 clocks (recommended) + 1 -> 44 clocks 5 -> 96 clocks + 2 -> 56 clocks 6 -> 124 clocks + 3 -> 64 clocks + - st,mod-12b : ADC Bit mode + 0 -> 10bit ADC 1 -> 12bit ADC + - st,ref-sel : ADC reference source + 0 -> internal 1 -> external + - st,adc-freq : ADC Clock speed + 0 -> 1.625 MHz 2 || 3 -> 6.5 MHz + 1 -> 3.25 MHz Example: -- Gitblit v1.6.2