From aabc8aca47e60cf745a34af28c50679fcb967910 Mon Sep 17 00:00:00 2001 From: Solomon Peachy Date: Sat, 3 Oct 2020 18:17:11 -0400 Subject: New port: FiiO M3K Most credit goes to: Roman Skylarov Additional integration and refactoring by myself. *** COMPLETELY UNTESTED *** Change-Id: Ia64c36d92e0214c6b15f7a868df286f8113ea27b --- firmware/target/hosted/fiio/buttonlight-fiio.c | 57 ++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 firmware/target/hosted/fiio/buttonlight-fiio.c (limited to 'firmware/target/hosted/fiio/buttonlight-fiio.c') diff --git a/firmware/target/hosted/fiio/buttonlight-fiio.c b/firmware/target/hosted/fiio/buttonlight-fiio.c new file mode 100644 index 0000000000..37961f7b63 --- /dev/null +++ b/firmware/target/hosted/fiio/buttonlight-fiio.c @@ -0,0 +1,57 @@ +/*************************************************************************** + * __________ __ ___ + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * + * Copyright (C) 2017 Marcin Bukat + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ +#include +#include +#include +#include +#include +#include +#include +#include "config.h" +#include "backlight-target.h" +#include "sysfs.h" +#include "panic.h" +#include "lcd.h" + +static const char * const sysfs_kb_brightness = + "/sys/class/jz_pwm_dev/jz_pwm_dev4/duty_ratio"; + +static const char * const sysfs_kb_power = + "/sys/class/jz_pwm_dev/jz_pwm_dev4/enable"; + +void buttonlight_hw_on(void) +{ + sysfs_set_int(sysfs_kb_power, 1); +} + +void buttonlight_hw_off(void) +{ + sysfs_set_int(sysfs_kb_power, 0); +} + +void buttonlight_hw_brightness(int brightness) +{ + if (brightness > MAX_BRIGHTNESS_SETTING) + brightness = MAX_BRIGHTNESS_SETTING; + if (brightness < MIN_BRIGHTNESS_SETTING) + brightness = MIN_BRIGHTNESS_SETTING; + + sysfs_set_int(sysfs_kb_brightness, brightness); +} -- cgit v1.2.3