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Enable de-ghosting for RGB/LED matrix on all ISSI LED drivers (#14508)

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* Initial work for de-ghost enable

* Dumb mistake with the redefine

* Added Copywrite stuff on source files

* Fixed whitespace errors

* Added support for all ISSI LED drivers

* Updated docs for support for ISSI LED driver pull-up pull-down

* Applied clang format

* Added 'boolean' flag to enable de-ghosting for the is31fl3731 IC

* Fixed some of the grammer in the docs

* Fixed comment placement and grammer of comment

* Fixed whitespace errors from lint

Co-authored-by: donicrosby <donicrosby1995@gmail.com>
This commit is contained in:
donicrosby 2021-11-01 19:40:01 -04:00 • committed by GitHub
parent 7ae0f371cf
commit 0c72501763
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11 changed files with 136 additions and 10 deletions
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7
drivers/led/issi/is31fl3731-simple.c
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@ -1,6 +1,7 @@
/* Copyright 2017 Jason Williams
* Copyright 2018 Jack Humbert
* Copyright 2019 Clueboard
* Copyright 2021 Doni Crosby
*
* 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
@ -40,6 +41,9 @@
#define ISSI_REG_PICTUREFRAME 0x01
// Not defined in the datasheet -- See AN for IC
#define ISSI_REG_GHOST_IMAGE_PREVENTION 0xC2 // Set bit 4 to enable de-ghosting
#define ISSI_REG_SHUTDOWN 0x0A
#define ISSI_REG_AUDIOSYNC 0x06
@ -144,6 +148,9 @@ void IS31FL3731_init(uint8_t addr) {
// enable software shutdown
IS31FL3731_write_register(addr, ISSI_REG_SHUTDOWN, 0x00);
#ifdef ISSI_3731_DEGHOST // set to enable de-ghosting of the array
IS31FL3731_write_register(addr, ISSI_REG_GHOST_IMAGE_PREVENTION, 0x10);
#endif
// this delay was copied from other drivers, might not be needed
wait_ms(10);