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Diffstat (limited to 'drivers/led/issi/is31fl3731-simple.c')
-rw-r--r--drivers/led/issi/is31fl3731-simple.c239
1 files changed, 0 insertions, 239 deletions
diff --git a/drivers/led/issi/is31fl3731-simple.c b/drivers/led/issi/is31fl3731-simple.c
deleted file mode 100644
index 8dbfc3cd31..0000000000
--- a/drivers/led/issi/is31fl3731-simple.c
+++ /dev/null
@@ -1,239 +0,0 @@
-/* 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
- * the Free Software Foundation, either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "is31fl3731-simple.h"
-#include <string.h>
-#include "i2c_master.h"
-#include "wait.h"
-
-#define IS31FL3731_PWM_REGISTER_COUNT 144
-#define IS31FL3731_LED_CONTROL_REGISTER_COUNT 18
-
-#ifndef IS31FL3731_I2C_TIMEOUT
-# define IS31FL3731_I2C_TIMEOUT 100
-#endif
-
-#ifndef IS31FL3731_I2C_PERSISTENCE
-# define IS31FL3731_I2C_PERSISTENCE 0
-#endif
-
-// Transfer buffer for TWITransmitData()
-uint8_t g_twi_transfer_buffer[20];
-
-// These buffers match the IS31FL3731 PWM registers 0x24-0xB3.
-// Storing them like this is optimal for I2C transfers to the registers.
-// We could optimize this and take out the unused registers from these
-// buffers and the transfers in is31fl3731_write_pwm_buffer() but it's
-// probably not worth the extra complexity.
-uint8_t g_pwm_buffer[IS31FL3731_DRIVER_COUNT][IS31FL3731_PWM_REGISTER_COUNT];
-bool g_pwm_buffer_update_required[IS31FL3731_DRIVER_COUNT] = {false};
-
-uint8_t g_led_control_registers[IS31FL3731_DRIVER_COUNT][IS31FL3731_LED_CONTROL_REGISTER_COUNT] = {0};
-bool g_led_control_registers_update_required[IS31FL3731_DRIVER_COUNT] = {false};
-
-void is31fl3731_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
- g_twi_transfer_buffer[0] = reg;
- g_twi_transfer_buffer[1] = data;
-
-#if IS31FL3731_I2C_PERSISTENCE > 0
- for (uint8_t i = 0; i < IS31FL3731_I2C_PERSISTENCE; i++) {
- if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, IS31FL3731_I2C_TIMEOUT) == 0) {
- break;
- }
- }
-#else
- i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, IS31FL3731_I2C_TIMEOUT);
-#endif
-}
-
-void is31fl3731_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
- // assumes bank is already selected
-
- // transmit PWM registers in 9 transfers of 16 bytes
- // g_twi_transfer_buffer[] is 20 bytes
-
- // iterate over the pwm_buffer contents at 16 byte intervals
- for (int i = 0; i < IS31FL3731_PWM_REGISTER_COUNT; i += 16) {
- // set the first register, e.g. 0x24, 0x34, 0x44, etc.
- g_twi_transfer_buffer[0] = 0x24 + i;
- // copy the data from i to i+15
- // device will auto-increment register for data after the first byte
- // thus this sets registers 0x24-0x33, 0x34-0x43, etc. in one transfer
- memcpy(g_twi_transfer_buffer + 1, pwm_buffer + i, 16);
-
-#if IS31FL3731_I2C_PERSISTENCE > 0
- for (uint8_t i = 0; i < IS31FL3731_I2C_PERSISTENCE; i++) {
- if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 17, IS31FL3731_I2C_TIMEOUT) == 0) break;
- }
-#else
- i2c_transmit(addr << 1, g_twi_transfer_buffer, 17, IS31FL3731_I2C_TIMEOUT);
-#endif
- }
-}
-
-void is31fl3731_init_drivers(void) {
- i2c_init();
-
- is31fl3731_init(IS31FL3731_I2C_ADDRESS_1);
-#if defined(IS31FL3731_I2C_ADDRESS_2)
- is31fl3731_init(IS31FL3731_I2C_ADDRESS_2);
-# if defined(IS31FL3731_I2C_ADDRESS_3)
- is31fl3731_init(IS31FL3731_I2C_ADDRESS_3);
-# if defined(IS31FL3731_I2C_ADDRESS_4)
- is31fl3731_init(IS31FL3731_I2C_ADDRESS_4);
-# endif
-# endif
-#endif
-
- for (int i = 0; i < IS31FL3731_LED_COUNT; i++) {
- is31fl3731_set_led_control_register(i, true);
- }
-
- is31fl3731_update_led_control_registers(IS31FL3731_I2C_ADDRESS_1, 0);
-#if defined(IS31FL3731_I2C_ADDRESS_2)
- is31fl3731_update_led_control_registers(IS31FL3731_I2C_ADDRESS_2, 1);
-# if defined(IS31FL3731_I2C_ADDRESS_3)
- is31fl3731_update_led_control_registers(IS31FL3731_I2C_ADDRESS_3, 2);
-# if defined(IS31FL3731_I2C_ADDRESS_4)
- is31fl3731_update_led_control_registers(IS31FL3731_I2C_ADDRESS_4, 3);
-# endif
-# endif
-#endif
-}
-
-void is31fl3731_init(uint8_t addr) {
- // In order to avoid the LEDs being driven with garbage data
- // in the LED driver's PWM registers, first enable software shutdown,
- // then set up the mode and other settings, clear the PWM registers,
- // then disable software shutdown.
-
- // select "function register" bank
- is31fl3731_write_register(addr, IS31FL3731_REG_COMMAND, IS31FL3731_COMMAND_FUNCTION);
-
- // enable software shutdown
- is31fl3731_write_register(addr, IS31FL3731_FUNCTION_REG_SHUTDOWN, 0x00);
-#ifdef IS31FL3731_DEGHOST // set to enable de-ghosting of the array
- is31fl3731_write_register(addr, IS31FL3731_FUNCTION_REG_GHOST_IMAGE_PREVENTION, IS31FL3731_GHOST_IMAGE_PREVENTION_GEN);
-#endif
-
- // this delay was copied from other drivers, might not be needed
- wait_ms(10);
-
- // picture mode
- is31fl3731_write_register(addr, IS31FL3731_FUNCTION_REG_CONFIG, IS31FL3731_CONFIG_MODE_PICTURE);
- // display frame 0
- is31fl3731_write_register(addr, IS31FL3731_FUNCTION_REG_PICTURE_DISPLAY, 0x00);
- // audio sync off
- is31fl3731_write_register(addr, IS31FL3731_FUNCTION_REG_AUDIO_SYNC, 0x00);
-
- // select bank 0
- is31fl3731_write_register(addr, IS31FL3731_REG_COMMAND, IS31FL3731_COMMAND_FRAME_1);
-
- // turn off all LEDs in the LED control register
- for (int i = 0; i < IS31FL3731_LED_CONTROL_REGISTER_COUNT; i++) {
- is31fl3731_write_register(addr, i, 0x00);
- }
-
- // turn off all LEDs in the blink control register (not really needed)
- for (int i = 0x12; i <= 0x23; i++) {
- is31fl3731_write_register(addr, i, 0x00);
- }
-
- // set PWM on all LEDs to 0
- for (int i = 0x24; i <= 0xB3; i++) {
- is31fl3731_write_register(addr, i, 0x00);
- }
-
- // select "function register" bank
- is31fl3731_write_register(addr, IS31FL3731_REG_COMMAND, IS31FL3731_COMMAND_FUNCTION);
-
- // disable software shutdown
- is31fl3731_write_register(addr, IS31FL3731_FUNCTION_REG_SHUTDOWN, 0x01);
-
- // select bank 0 and leave it selected.
- // most usage after initialization is just writing PWM buffers in bank 0
- // as there's not much point in double-buffering
- is31fl3731_write_register(addr, IS31FL3731_REG_COMMAND, IS31FL3731_COMMAND_FRAME_1);
-}
-
-void is31fl3731_set_value(int index, uint8_t value) {
- is31fl3731_led_t led;
- if (index >= 0 && index < IS31FL3731_LED_COUNT) {
- memcpy_P(&led, (&g_is31fl3731_leds[index]), sizeof(led));
-
- // Subtract 0x24 to get the second index of g_pwm_buffer
-
- if (g_pwm_buffer[led.driver][led.v - 0x24] == value) {
- return;
- }
- g_pwm_buffer[led.driver][led.v - 0x24] = value;
- g_pwm_buffer_update_required[led.driver] = true;
- }
-}
-
-void is31fl3731_set_value_all(uint8_t value) {
- for (int i = 0; i < IS31FL3731_LED_COUNT; i++) {
- is31fl3731_set_value(i, value);
- }
-}
-
-void is31fl3731_set_led_control_register(uint8_t index, bool value) {
- is31fl3731_led_t led;
- memcpy_P(&led, (&g_is31fl3731_leds[index]), sizeof(led));
-
- uint8_t control_register = (led.v - 0x24) / 8;
- uint8_t bit_value = (led.v - 0x24) % 8;
-
- if (value) {
- g_led_control_registers[led.driver][control_register] |= (1 << bit_value);
- } else {
- g_led_control_registers[led.driver][control_register] &= ~(1 << bit_value);
- }
-
- g_led_control_registers_update_required[led.driver] = true;
-}
-
-void is31fl3731_update_pwm_buffers(uint8_t addr, uint8_t index) {
- if (g_pwm_buffer_update_required[index]) {
- is31fl3731_write_pwm_buffer(addr, g_pwm_buffer[index]);
- g_pwm_buffer_update_required[index] = false;
- }
-}
-
-void is31fl3731_update_led_control_registers(uint8_t addr, uint8_t index) {
- if (g_led_control_registers_update_required[index]) {
- for (int i = 0; i < IS31FL3731_LED_CONTROL_REGISTER_COUNT; i++) {
- is31fl3731_write_register(addr, i, g_led_control_registers[index][i]);
- }
- g_led_control_registers_update_required[index] = false;
- }
-}
-
-void is31fl3731_flush(void) {
- is31fl3731_update_pwm_buffers(IS31FL3731_I2C_ADDRESS_1, 0);
-#if defined(IS31FL3731_I2C_ADDRESS_2)
- is31fl3731_update_pwm_buffers(IS31FL3731_I2C_ADDRESS_2, 1);
-# if defined(IS31FL3731_I2C_ADDRESS_3)
- is31fl3731_update_pwm_buffers(IS31FL3731_I2C_ADDRESS_3, 2);
-# if defined(IS31FL3731_I2C_ADDRESS_4)
- is31fl3731_update_pwm_buffers(IS31FL3731_I2C_ADDRESS_4, 3);
-# endif
-# endif
-#endif
-}
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