LED drivers: add support for IS31FL3236 (#23264)
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Ryan
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11 changed files with 581 additions and 3 deletions
168
drivers/led/issi/is31fl3236-mono.c
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168
drivers/led/issi/is31fl3236-mono.c
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// Copyright 2024 QMK
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "is31fl3236-mono.h"
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#include "i2c_master.h"
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#include "gpio.h"
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#define IS31FL3236_PWM_REGISTER_COUNT 36
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#define IS31FL3236_LED_CONTROL_REGISTER_COUNT 36
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#ifndef IS31FL3236_I2C_TIMEOUT
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# define IS31FL3236_I2C_TIMEOUT 100
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#endif
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#ifndef IS31FL3236_I2C_PERSISTENCE
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# define IS31FL3236_I2C_PERSISTENCE 0
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#endif
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#ifndef IS31FL3236_PWM_FREQUENCY
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# define IS31FL3236_PWM_FREQUENCY IS31FL3236_PWM_FREQUENCY_3K_HZ // OFS - IS31FL3236A only
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#endif
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const uint8_t i2c_addresses[IS31FL3236_DRIVER_COUNT] = {
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IS31FL3236_I2C_ADDRESS_1,
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#ifdef IS31FL3236_I2C_ADDRESS_2
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IS31FL3236_I2C_ADDRESS_2,
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# ifdef IS31FL3236_I2C_ADDRESS_3
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IS31FL3236_I2C_ADDRESS_3,
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# ifdef IS31FL3236_I2C_ADDRESS_4
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IS31FL3236_I2C_ADDRESS_4,
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# endif
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# endif
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#endif
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};
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typedef struct is31fl3236_driver_t {
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uint8_t pwm_buffer[IS31FL3236_PWM_REGISTER_COUNT];
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bool pwm_buffer_dirty;
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uint8_t led_control_buffer[IS31FL3236_LED_CONTROL_REGISTER_COUNT];
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bool led_control_buffer_dirty;
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} PACKED is31fl3236_driver_t;
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is31fl3236_driver_t driver_buffers[IS31FL3236_DRIVER_COUNT] = {{
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.pwm_buffer = {0},
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.pwm_buffer_dirty = false,
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.led_control_buffer = {0},
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.led_control_buffer_dirty = false,
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}};
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void is31fl3236_write_register(uint8_t index, uint8_t reg, uint8_t data) {
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#if IS31FL3236_I2C_PERSISTENCE > 0
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for (uint8_t i = 0; i < IS31FL3236_I2C_PERSISTENCE; i++) {
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if (i2c_write_register(i2c_addresses[index] << 1, reg, &data, 1, IS31FL3236_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
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}
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#else
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i2c_write_register(i2c_addresses[index] << 1, reg, &data, 1, IS31FL3236_I2C_TIMEOUT);
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#endif
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}
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void is31fl3236_write_pwm_buffer(uint8_t index) {
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#if IS31FL3236_I2C_PERSISTENCE > 0
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for (uint8_t i = 0; i < IS31FL3236_I2C_PERSISTENCE; i++) {
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if (i2c_write_register(i2c_addresses[index] << 1, IS31FL3236_REG_PWM, driver_buffers[index].pwm_buffer, 36, IS31FL3236_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
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}
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#else
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i2c_write_register(i2c_addresses[index] << 1, IS31FL3236_REG_PWM, driver_buffers[index].pwm_buffer, 36, IS31FL3236_I2C_TIMEOUT);
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#endif
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}
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void is31fl3236_init_drivers(void) {
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i2c_init();
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#if defined(IS31FL3236_SDB_PIN)
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gpio_set_pin_output(IS31FL3236_SDB_PIN);
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gpio_write_pin_high(IS31FL3236_SDB_PIN);
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#endif
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for (uint8_t i = 0; i < IS31FL3236_DRIVER_COUNT; i++) {
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is31fl3236_init(i);
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}
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for (uint8_t i = 0; i < IS31FL3236_LED_COUNT; i++) {
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is31fl3236_set_led_control_register(i, true);
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}
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for (uint8_t i = 0; i < IS31FL3236_DRIVER_COUNT; i++) {
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is31fl3236_update_led_control_registers(i);
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}
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}
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void is31fl3236_init(uint8_t index) {
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// In case we ever want to reinitialize (?)
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is31fl3236_write_register(index, IS31FL3236_REG_RESET, 0x00);
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// Turn off software shutdown
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is31fl3236_write_register(index, IS31FL3236_REG_SHUTDOWN, 0x01);
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// Set all PWM values to zero
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for (uint8_t i = 0; i < IS31FL3236_PWM_REGISTER_COUNT; i++) {
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is31fl3236_write_register(index, IS31FL3236_REG_PWM + i, 0x00);
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}
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// turn off all LEDs in the LED control register
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for (uint8_t i = 0; i < IS31FL3236_LED_CONTROL_REGISTER_COUNT; i++) {
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is31fl3236_write_register(index, IS31FL3236_REG_LED_CONTROL + i, 0x00);
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}
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// Set PWM frequency (IS31FL3236A)
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is31fl3236_write_register(index, IS31FL3236_REG_PWM_FREQUENCY, IS31FL3236_PWM_FREQUENCY);
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// Load PWM registers and LED Control register data
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is31fl3236_write_register(index, IS31FL3236_REG_UPDATE, 0x01);
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}
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void is31fl3236_set_value(int index, uint8_t value) {
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is31fl3236_led_t led;
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if (index < IS31FL3236_LED_COUNT) {
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memcpy_P(&led, (&g_is31fl3236_leds[index]), sizeof(led));
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if (driver_buffers[led.driver].pwm_buffer[led.v] == value) {
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return;
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}
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driver_buffers[led.driver].pwm_buffer[led.v] = value;
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driver_buffers[led.driver].pwm_buffer_dirty = true;
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}
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}
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void is31fl3236_set_value_all(uint8_t value) {
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for (uint8_t i = 0; i < IS31FL3236_LED_COUNT; i++) {
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is31fl3236_set_value(i, value);
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}
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}
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void is31fl3236_set_led_control_register(uint8_t index, bool value) {
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is31fl3236_led_t led;
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memcpy_P(&led, (&g_is31fl3236_leds[index]), sizeof(led));
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driver_buffers[led.driver].led_control_buffer[led.v] = value ? 0x01 : 0x00;
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driver_buffers[led.driver].led_control_buffer_dirty = true;
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}
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void is31fl3236_update_pwm_buffers(uint8_t index) {
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if (driver_buffers[index].pwm_buffer_dirty) {
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is31fl3236_write_pwm_buffer(index);
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// Load PWM registers and LED Control register data
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is31fl3236_write_register(index, IS31FL3236_REG_UPDATE, 0x01);
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driver_buffers[index].pwm_buffer_dirty = false;
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}
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}
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void is31fl3236_update_led_control_registers(uint8_t index) {
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if (driver_buffers[index].led_control_buffer_dirty) {
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for (uint8_t i = 0; i < IS31FL3236_LED_CONTROL_REGISTER_COUNT; i++) {
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is31fl3236_write_register(index, IS31FL3236_REG_LED_CONTROL + i, driver_buffers[index].led_control_buffer[i]);
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}
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driver_buffers[index].led_control_buffer_dirty = false;
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}
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}
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void is31fl3236_flush(void) {
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for (uint8_t i = 0; i < IS31FL3236_DRIVER_COUNT; i++) {
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is31fl3236_update_pwm_buffers(i);
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}
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}
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101
drivers/led/issi/is31fl3236-mono.h
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101
drivers/led/issi/is31fl3236-mono.h
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// Copyright 2024 QMK
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <stdint.h>
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#include <stdbool.h>
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#include "progmem.h"
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#include "util.h"
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#define IS31FL3236_REG_SHUTDOWN 0x00
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#define IS31FL3236_REG_PWM 0x01
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#define IS31FL3236_REG_UPDATE 0x25
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#define IS31FL3236_REG_LED_CONTROL 0x26
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#define IS31FL3236_REG_GLOBAL_CONTROL 0x4A
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#define IS31FL3236_REG_PWM_FREQUENCY 0x4B
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#define IS31FL3236_REG_RESET 0x4F
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#define IS31FL3236_I2C_ADDRESS_GND 0x3C
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#define IS31FL3236_I2C_ADDRESS_SCL 0x3D
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#define IS31FL3236_I2C_ADDRESS_SDA 0x3E
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#define IS31FL3236_I2C_ADDRESS_VCC 0x3F
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#if defined(LED_MATRIX_IS31FL3236)
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# define IS31FL3236_LED_COUNT LED_MATRIX_LED_COUNT
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#endif
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#if defined(IS31FL3236_I2C_ADDRESS_4)
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# define IS31FL3236_DRIVER_COUNT 4
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#elif defined(IS31FL3236_I2C_ADDRESS_3)
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# define IS31FL3236_DRIVER_COUNT 3
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#elif defined(IS31FL3236_I2C_ADDRESS_2)
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# define IS31FL3236_DRIVER_COUNT 2
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#elif defined(IS31FL3236_I2C_ADDRESS_1)
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# define IS31FL3236_DRIVER_COUNT 1
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#endif
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typedef struct is31fl3236_led_t {
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uint8_t driver : 2;
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uint8_t v;
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} PACKED is31fl3236_led_t;
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extern const is31fl3236_led_t PROGMEM g_is31fl3236_leds[IS31FL3236_LED_COUNT];
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void is31fl3236_init_drivers(void);
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void is31fl3236_init(uint8_t index);
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void is31fl3236_write_register(uint8_t index, uint8_t reg, uint8_t data);
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void is31fl3236_set_value(int index, uint8_t value);
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void is31fl3236_set_value_all(uint8_t value);
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void is31fl3236_set_led_control_register(uint8_t index, bool value);
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void is31fl3236_update_pwm_buffers(uint8_t index);
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void is31fl3236_update_led_control_registers(uint8_t index);
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void is31fl3236_flush(void);
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#define IS31FL3236_PWM_FREQUENCY_3K_HZ 0b0
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#define IS31FL3236_PWM_FREQUENCY_22K_HZ 0b1
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#define OUT1 0x00
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#define OUT2 0x01
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#define OUT3 0x02
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#define OUT4 0x03
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#define OUT5 0x04
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#define OUT6 0x05
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#define OUT7 0x06
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#define OUT8 0x07
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#define OUT9 0x08
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#define OUT10 0x09
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#define OUT11 0x0A
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#define OUT12 0x0B
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#define OUT13 0x0C
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#define OUT14 0x0D
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#define OUT15 0x0E
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#define OUT16 0x0F
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#define OUT17 0x10
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#define OUT18 0x11
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#define OUT19 0x12
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#define OUT20 0x13
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#define OUT21 0x14
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#define OUT22 0x15
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#define OUT23 0x16
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#define OUT24 0x17
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#define OUT25 0x18
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#define OUT26 0x19
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#define OUT27 0x1A
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#define OUT28 0x1B
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#define OUT29 0x1C
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#define OUT30 0x1D
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#define OUT31 0x1E
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#define OUT32 0x1F
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#define OUT33 0x20
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#define OUT34 0x21
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#define OUT35 0x22
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#define OUT36 0x23
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172
drivers/led/issi/is31fl3236.c
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172
drivers/led/issi/is31fl3236.c
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// Copyright 2024 QMK
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "is31fl3236.h"
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#include "i2c_master.h"
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#include "gpio.h"
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#define IS31FL3236_PWM_REGISTER_COUNT 36
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#define IS31FL3236_LED_CONTROL_REGISTER_COUNT 36
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#ifndef IS31FL3236_I2C_TIMEOUT
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# define IS31FL3236_I2C_TIMEOUT 100
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#endif
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#ifndef IS31FL3236_I2C_PERSISTENCE
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# define IS31FL3236_I2C_PERSISTENCE 0
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#endif
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#ifndef IS31FL3236_PWM_FREQUENCY
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# define IS31FL3236_PWM_FREQUENCY IS31FL3236_PWM_FREQUENCY_3K_HZ // OFS - IS31FL3236A only
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#endif
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const uint8_t i2c_addresses[IS31FL3236_DRIVER_COUNT] = {
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IS31FL3236_I2C_ADDRESS_1,
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#ifdef IS31FL3236_I2C_ADDRESS_2
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IS31FL3236_I2C_ADDRESS_2,
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# ifdef IS31FL3236_I2C_ADDRESS_3
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IS31FL3236_I2C_ADDRESS_3,
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# ifdef IS31FL3236_I2C_ADDRESS_4
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IS31FL3236_I2C_ADDRESS_4,
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# endif
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# endif
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#endif
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};
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typedef struct is31fl3236_driver_t {
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uint8_t pwm_buffer[IS31FL3236_PWM_REGISTER_COUNT];
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bool pwm_buffer_dirty;
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uint8_t led_control_buffer[IS31FL3236_LED_CONTROL_REGISTER_COUNT];
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bool led_control_buffer_dirty;
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} PACKED is31fl3236_driver_t;
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is31fl3236_driver_t driver_buffers[IS31FL3236_DRIVER_COUNT] = {{
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.pwm_buffer = {0},
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.pwm_buffer_dirty = false,
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.led_control_buffer = {0},
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.led_control_buffer_dirty = false,
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}};
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void is31fl3236_write_register(uint8_t index, uint8_t reg, uint8_t data) {
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#if IS31FL3236_I2C_PERSISTENCE > 0
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for (uint8_t i = 0; i < IS31FL3236_I2C_PERSISTENCE; i++) {
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if (i2c_write_register(i2c_addresses[index] << 1, reg, &data, 1, IS31FL3236_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
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}
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#else
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i2c_write_register(i2c_addresses[index] << 1, reg, &data, 1, IS31FL3236_I2C_TIMEOUT);
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#endif
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}
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void is31fl3236_write_pwm_buffer(uint8_t index) {
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#if IS31FL3236_I2C_PERSISTENCE > 0
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for (uint8_t i = 0; i < IS31FL3236_I2C_PERSISTENCE; i++) {
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if (i2c_write_register(i2c_addresses[index] << 1, IS31FL3236_REG_PWM, driver_buffers[index].pwm_buffer, 36, IS31FL3236_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
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}
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#else
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i2c_write_register(i2c_addresses[index] << 1, IS31FL3236_REG_PWM, driver_buffers[index].pwm_buffer, 36, IS31FL3236_I2C_TIMEOUT);
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#endif
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}
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void is31fl3236_init_drivers(void) {
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i2c_init();
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#if defined(IS31FL3236_SDB_PIN)
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gpio_set_pin_output(IS31FL3236_SDB_PIN);
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gpio_write_pin_high(IS31FL3236_SDB_PIN);
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#endif
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for (uint8_t i = 0; i < IS31FL3236_DRIVER_COUNT; i++) {
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is31fl3236_init(i);
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}
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for (uint8_t i = 0; i < IS31FL3236_LED_COUNT; i++) {
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is31fl3236_set_led_control_register(i, true, true, true);
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}
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for (uint8_t i = 0; i < IS31FL3236_DRIVER_COUNT; i++) {
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is31fl3236_update_led_control_registers(i);
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}
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}
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void is31fl3236_init(uint8_t index) {
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// In case we ever want to reinitialize (?)
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is31fl3236_write_register(index, IS31FL3236_REG_RESET, 0x00);
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// Turn off software shutdown
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is31fl3236_write_register(index, IS31FL3236_REG_SHUTDOWN, 0x01);
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// Set all PWM values to zero
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for (uint8_t i = 0; i < IS31FL3236_PWM_REGISTER_COUNT; i++) {
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is31fl3236_write_register(index, IS31FL3236_REG_PWM + i, 0x00);
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}
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// turn off all LEDs in the LED control register
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for (uint8_t i = 0; i < IS31FL3236_LED_CONTROL_REGISTER_COUNT; i++) {
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is31fl3236_write_register(index, IS31FL3236_REG_LED_CONTROL + i, 0x00);
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}
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// Set PWM frequency (IS31FL3236A)
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is31fl3236_write_register(index, IS31FL3236_REG_PWM_FREQUENCY, IS31FL3236_PWM_FREQUENCY);
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// Load PWM registers and LED Control register data
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is31fl3236_write_register(index, IS31FL3236_REG_UPDATE, 0x01);
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}
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void is31fl3236_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
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is31fl3236_led_t led;
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if (index < IS31FL3236_LED_COUNT) {
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memcpy_P(&led, (&g_is31fl3236_leds[index]), sizeof(led));
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if (driver_buffers[led.driver].pwm_buffer[led.r] == red && driver_buffers[led.driver].pwm_buffer[led.g] == green && driver_buffers[led.driver].pwm_buffer[led.b] == blue) {
|
||||
return;
|
||||
}
|
||||
|
||||
driver_buffers[led.driver].pwm_buffer[led.r] = red;
|
||||
driver_buffers[led.driver].pwm_buffer[led.g] = green;
|
||||
driver_buffers[led.driver].pwm_buffer[led.b] = blue;
|
||||
driver_buffers[led.driver].pwm_buffer_dirty = true;
|
||||
}
|
||||
}
|
||||
|
||||
void is31fl3236_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
|
||||
for (uint8_t i = 0; i < IS31FL3236_LED_COUNT; i++) {
|
||||
is31fl3236_set_color(i, red, green, blue);
|
||||
}
|
||||
}
|
||||
|
||||
void is31fl3236_set_led_control_register(uint8_t index, bool red, bool green, bool blue) {
|
||||
is31fl3236_led_t led;
|
||||
memcpy_P(&led, (&g_is31fl3236_leds[index]), sizeof(led));
|
||||
|
||||
driver_buffers[led.driver].led_control_buffer[led.r] = red ? 0x01 : 0x00;
|
||||
driver_buffers[led.driver].led_control_buffer[led.g] = green ? 0x01 : 0x00;
|
||||
driver_buffers[led.driver].led_control_buffer[led.b] = blue ? 0x01 : 0x00;
|
||||
driver_buffers[led.driver].led_control_buffer_dirty = true;
|
||||
}
|
||||
|
||||
void is31fl3236_update_pwm_buffers(uint8_t index) {
|
||||
if (driver_buffers[index].pwm_buffer_dirty) {
|
||||
is31fl3236_write_pwm_buffer(index);
|
||||
// Load PWM registers and LED Control register data
|
||||
is31fl3236_write_register(index, IS31FL3236_REG_UPDATE, 0x01);
|
||||
|
||||
driver_buffers[index].pwm_buffer_dirty = false;
|
||||
}
|
||||
}
|
||||
|
||||
void is31fl3236_update_led_control_registers(uint8_t index) {
|
||||
if (driver_buffers[index].led_control_buffer_dirty) {
|
||||
for (uint8_t i = 0; i < IS31FL3236_LED_CONTROL_REGISTER_COUNT; i++) {
|
||||
is31fl3236_write_register(index, IS31FL3236_REG_LED_CONTROL + i, driver_buffers[index].led_control_buffer[i]);
|
||||
}
|
||||
|
||||
driver_buffers[index].led_control_buffer_dirty = false;
|
||||
}
|
||||
}
|
||||
|
||||
void is31fl3236_flush(void) {
|
||||
for (uint8_t i = 0; i < IS31FL3236_DRIVER_COUNT; i++) {
|
||||
is31fl3236_update_pwm_buffers(i);
|
||||
}
|
||||
}
|
||||
103
drivers/led/issi/is31fl3236.h
Normal file
103
drivers/led/issi/is31fl3236.h
Normal file
|
|
@ -0,0 +1,103 @@
|
|||
// Copyright 2024 QMK
|
||||
// SPDX-License-Identifier: GPL-2.0-or-later
|
||||
|
||||
#pragma once
|
||||
|
||||
#include <stdint.h>
|
||||
#include <stdbool.h>
|
||||
#include "progmem.h"
|
||||
#include "util.h"
|
||||
|
||||
#define IS31FL3236_REG_SHUTDOWN 0x00
|
||||
#define IS31FL3236_REG_PWM 0x01
|
||||
#define IS31FL3236_REG_UPDATE 0x25
|
||||
#define IS31FL3236_REG_LED_CONTROL 0x26
|
||||
#define IS31FL3236_REG_GLOBAL_CONTROL 0x4A
|
||||
#define IS31FL3236_REG_PWM_FREQUENCY 0x4B
|
||||
#define IS31FL3236_REG_RESET 0x4F
|
||||
|
||||
#define IS31FL3236_I2C_ADDRESS_GND 0x3C
|
||||
#define IS31FL3236_I2C_ADDRESS_SCL 0x3D
|
||||
#define IS31FL3236_I2C_ADDRESS_SDA 0x3E
|
||||
#define IS31FL3236_I2C_ADDRESS_VCC 0x3F
|
||||
|
||||
#if defined(RGB_MATRIX_IS31FL3236)
|
||||
# define IS31FL3236_LED_COUNT RGB_MATRIX_LED_COUNT
|
||||
#endif
|
||||
|
||||
#if defined(IS31FL3236_I2C_ADDRESS_4)
|
||||
# define IS31FL3236_DRIVER_COUNT 4
|
||||
#elif defined(IS31FL3236_I2C_ADDRESS_3)
|
||||
# define IS31FL3236_DRIVER_COUNT 3
|
||||
#elif defined(IS31FL3236_I2C_ADDRESS_2)
|
||||
# define IS31FL3236_DRIVER_COUNT 2
|
||||
#elif defined(IS31FL3236_I2C_ADDRESS_1)
|
||||
# define IS31FL3236_DRIVER_COUNT 1
|
||||
#endif
|
||||
|
||||
typedef struct is31fl3236_led_t {
|
||||
uint8_t driver : 2;
|
||||
uint8_t r;
|
||||
uint8_t g;
|
||||
uint8_t b;
|
||||
} PACKED is31fl3236_led_t;
|
||||
|
||||
extern const is31fl3236_led_t PROGMEM g_is31fl3236_leds[IS31FL3236_LED_COUNT];
|
||||
|
||||
void is31fl3236_init_drivers(void);
|
||||
|
||||
void is31fl3236_init(uint8_t index);
|
||||
|
||||
void is31fl3236_write_register(uint8_t index, uint8_t reg, uint8_t data);
|
||||
|
||||
void is31fl3236_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
|
||||
|
||||
void is31fl3236_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
|
||||
|
||||
void is31fl3236_set_led_control_register(uint8_t index, bool red, bool green, bool blue);
|
||||
|
||||
void is31fl3236_update_pwm_buffers(uint8_t index);
|
||||
|
||||
void is31fl3236_update_led_control_registers(uint8_t index);
|
||||
|
||||
void is31fl3236_flush(void);
|
||||
|
||||
#define IS31FL3236_PWM_FREQUENCY_3K_HZ 0b0
|
||||
#define IS31FL3236_PWM_FREQUENCY_22K_HZ 0b1
|
||||
|
||||
#define OUT1 0x00
|
||||
#define OUT2 0x01
|
||||
#define OUT3 0x02
|
||||
#define OUT4 0x03
|
||||
#define OUT5 0x04
|
||||
#define OUT6 0x05
|
||||
#define OUT7 0x06
|
||||
#define OUT8 0x07
|
||||
#define OUT9 0x08
|
||||
#define OUT10 0x09
|
||||
#define OUT11 0x0A
|
||||
#define OUT12 0x0B
|
||||
#define OUT13 0x0C
|
||||
#define OUT14 0x0D
|
||||
#define OUT15 0x0E
|
||||
#define OUT16 0x0F
|
||||
#define OUT17 0x10
|
||||
#define OUT18 0x11
|
||||
#define OUT19 0x12
|
||||
#define OUT20 0x13
|
||||
#define OUT21 0x14
|
||||
#define OUT22 0x15
|
||||
#define OUT23 0x16
|
||||
#define OUT24 0x17
|
||||
#define OUT25 0x18
|
||||
#define OUT26 0x19
|
||||
#define OUT27 0x1A
|
||||
#define OUT28 0x1B
|
||||
#define OUT29 0x1C
|
||||
#define OUT30 0x1D
|
||||
#define OUT31 0x1E
|
||||
#define OUT32 0x1F
|
||||
#define OUT33 0x20
|
||||
#define OUT34 0x21
|
||||
#define OUT35 0x22
|
||||
#define OUT36 0x23
|
||||
Loading…
Add table
Add a link
Reference in a new issue