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path: root/drivers/led/issi/is31fl3741-simple.c
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Diffstat (limited to 'drivers/led/issi/is31fl3741-simple.c')
-rw-r--r--drivers/led/issi/is31fl3741-simple.c278
1 files changed, 0 insertions, 278 deletions
diff --git a/drivers/led/issi/is31fl3741-simple.c b/drivers/led/issi/is31fl3741-simple.c
deleted file mode 100644
index f7009853ba..0000000000
--- a/drivers/led/issi/is31fl3741-simple.c
+++ /dev/null
@@ -1,278 +0,0 @@
-/* Copyright 2017 Jason Williams
- * Copyright 2018 Jack Humbert
- * Copyright 2018 Yiancar
- * Copyright 2020 MelGeek
- *
- * 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 "is31fl3741-simple.h"
-#include <string.h>
-#include "i2c_master.h"
-#include "wait.h"
-
-#define IS31FL3741_PWM_REGISTER_COUNT 351
-
-#ifndef IS31FL3741_I2C_TIMEOUT
-# define IS31FL3741_I2C_TIMEOUT 100
-#endif
-
-#ifndef IS31FL3741_I2C_PERSISTENCE
-# define IS31FL3741_I2C_PERSISTENCE 0
-#endif
-
-#ifndef IS31FL3741_CONFIGURATION
-# define IS31FL3741_CONFIGURATION 0x01
-#endif
-
-#ifndef IS31FL3741_PWM_FREQUENCY
-# define IS31FL3741_PWM_FREQUENCY IS31FL3741_PWM_FREQUENCY_29K_HZ
-#endif
-
-#ifndef IS31FL3741_SW_PULLUP
-# define IS31FL3741_SW_PULLUP IS31FL3741_PUR_32K_OHM
-#endif
-
-#ifndef IS31FL3741_CS_PULLDOWN
-# define IS31FL3741_CS_PULLDOWN IS31FL3741_PDR_32K_OHM
-#endif
-
-#ifndef IS31FL3741_GLOBAL_CURRENT
-# define IS31FL3741_GLOBAL_CURRENT 0xFF
-#endif
-
-// Transfer buffer for TWITransmitData()
-uint8_t g_twi_transfer_buffer[20] = {0xFF};
-
-// These buffers match the IS31FL3741 and IS31FL3741A PWM registers.
-// The scaling buffers match the PG2 and PG3 LED On/Off registers.
-// 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 is31fl3741_write_pwm_buffer() but it's
-// probably not worth the extra complexity.
-uint8_t g_pwm_buffer[IS31FL3741_DRIVER_COUNT][IS31FL3741_PWM_REGISTER_COUNT];
-bool g_pwm_buffer_update_required[IS31FL3741_DRIVER_COUNT] = {false};
-bool g_scaling_registers_update_required[IS31FL3741_DRIVER_COUNT] = {false};
-
-uint8_t g_scaling_registers[IS31FL3741_DRIVER_COUNT][IS31FL3741_PWM_REGISTER_COUNT];
-
-void is31fl3741_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
- g_twi_transfer_buffer[0] = reg;
- g_twi_transfer_buffer[1] = data;
-
-#if IS31FL3741_I2C_PERSISTENCE > 0
- for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) {
- if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, IS31FL3741_I2C_TIMEOUT) == 0) break;
- }
-#else
- i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, IS31FL3741_I2C_TIMEOUT);
-#endif
-}
-
-bool is31fl3741_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
- // Assume PG0 is already selected
-
- for (int i = 0; i < 342; i += 18) {
- if (i == 180) {
- // unlock the command register and select PG1
- is31fl3741_write_register(addr, IS31FL3741_REG_COMMAND_WRITE_LOCK, IS31FL3741_COMMAND_WRITE_LOCK_MAGIC);
- is31fl3741_write_register(addr, IS31FL3741_REG_COMMAND, IS31FL3741_COMMAND_PWM_1);
- }
-
- g_twi_transfer_buffer[0] = i % 180;
- memcpy(g_twi_transfer_buffer + 1, pwm_buffer + i, 18);
-
-#if IS31FL3741_I2C_PERSISTENCE > 0
- for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) {
- if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 19, IS31FL3741_I2C_TIMEOUT) != 0) {
- return false;
- }
- }
-#else
- if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 19, IS31FL3741_I2C_TIMEOUT) != 0) {
- return false;
- }
-#endif
- }
-
- // transfer the left cause the total number is 351
- g_twi_transfer_buffer[0] = 162;
- memcpy(g_twi_transfer_buffer + 1, pwm_buffer + 342, 9);
-
-#if IS31FL3741_I2C_PERSISTENCE > 0
- for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) {
- if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 10, IS31FL3741_I2C_TIMEOUT) != 0) {
- return false;
- }
- }
-#else
- if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 10, IS31FL3741_I2C_TIMEOUT) != 0) {
- return false;
- }
-#endif
-
- return true;
-}
-
-void is31fl3741_init_drivers(void) {
- i2c_init();
-
- is31fl3741_init(IS31FL3741_I2C_ADDRESS_1);
-#if defined(IS31FL3741_I2C_ADDRESS_2)
- is31fl3741_init(IS31FL3741_I2C_ADDRESS_2);
-# if defined(IS31FL3741_I2C_ADDRESS_3)
- is31fl3741_init(IS31FL3741_I2C_ADDRESS_3);
-# if defined(IS31FL3741_I2C_ADDRESS_4)
- is31fl3741_init(IS31FL3741_I2C_ADDRESS_4);
-# endif
-# endif
-#endif
-
- for (int i = 0; i < IS31FL3741_LED_COUNT; i++) {
- is31fl3741_set_led_control_register(i, true);
- }
-
- is31fl3741_update_led_control_registers(IS31FL3741_I2C_ADDRESS_1, 0);
-#if defined(IS31FL3741_I2C_ADDRESS_2)
- is31fl3741_update_led_control_registers(IS31FL3741_I2C_ADDRESS_2, 1);
-# if defined(IS31FL3741_I2C_ADDRESS_3)
- is31fl3741_update_led_control_registers(IS31FL3741_I2C_ADDRESS_3, 2);
-# if defined(IS31FL3741_I2C_ADDRESS_4)
- is31fl3741_update_led_control_registers(IS31FL3741_I2C_ADDRESS_4, 3);
-# endif
-# endif
-#endif
-}
-
-void is31fl3741_init(uint8_t addr) {
- // In order to avoid the LEDs being driven with garbage data
- // in the LED driver's PWM registers, shutdown is enabled last.
- // Set up the mode and other settings, clear the PWM registers,
- // then disable software shutdown.
- // Unlock the command register.
-
- // Unlock the command register.
- is31fl3741_write_register(addr, IS31FL3741_REG_COMMAND_WRITE_LOCK, IS31FL3741_COMMAND_WRITE_LOCK_MAGIC);
-
- // Select PG4
- is31fl3741_write_register(addr, IS31FL3741_REG_COMMAND, IS31FL3741_COMMAND_FUNCTION);
-
- // Set to Normal operation
- is31fl3741_write_register(addr, IS31FL3741_FUNCTION_REG_CONFIGURATION, IS31FL3741_CONFIGURATION);
-
- // Set Golbal Current Control Register
- is31fl3741_write_register(addr, IS31FL3741_FUNCTION_REG_GLOBAL_CURRENT, IS31FL3741_GLOBAL_CURRENT);
- // Set Pull up & Down for SWx CSy
- is31fl3741_write_register(addr, IS31FL3741_FUNCTION_REG_PULLDOWNUP, ((IS31FL3741_CS_PULLDOWN << 4) | IS31FL3741_SW_PULLUP));
- // Set PWM frequency
- is31fl3741_write_register(addr, IS31FL3741_FUNCTION_REG_PWM_FREQUENCY, (IS31FL3741_PWM_FREQUENCY & 0b1111));
-
- // is31fl3741_update_led_scaling_registers(addr, 0xFF, 0xFF, 0xFF);
-
- // Wait 10ms to ensure the device has woken up.
- wait_ms(10);
-}
-
-void is31fl3741_set_value(int index, uint8_t value) {
- is31fl3741_led_t led;
- if (index >= 0 && index < IS31FL3741_LED_COUNT) {
- memcpy_P(&led, (&g_is31fl3741_leds[index]), sizeof(led));
-
- if (g_pwm_buffer[led.driver][led.v] == value) {
- return;
- }
- g_pwm_buffer_update_required[led.driver] = true;
- g_pwm_buffer[led.driver][led.v] = value;
- }
-}
-
-void is31fl3741_set_value_all(uint8_t value) {
- for (int i = 0; i < IS31FL3741_LED_COUNT; i++) {
- is31fl3741_set_value(i, value);
- }
-}
-
-void is31fl3741_set_led_control_register(uint8_t index, bool value) {
- is31fl3741_led_t led;
- memcpy_P(&led, (&g_is31fl3741_leds[index]), sizeof(led));
-
- if (value) {
- g_scaling_registers[led.driver][led.v] = 0xFF;
- } else {
- g_scaling_registers[led.driver][led.v] = 0x00;
- }
-
- g_scaling_registers_update_required[led.driver] = true;
-}
-
-void is31fl3741_update_pwm_buffers(uint8_t addr, uint8_t index) {
- if (g_pwm_buffer_update_required[index]) {
- // unlock the command register and select PG2
- is31fl3741_write_register(addr, IS31FL3741_REG_COMMAND_WRITE_LOCK, IS31FL3741_COMMAND_WRITE_LOCK_MAGIC);
- is31fl3741_write_register(addr, IS31FL3741_REG_COMMAND, IS31FL3741_COMMAND_PWM_0);
-
- is31fl3741_write_pwm_buffer(addr, g_pwm_buffer[index]);
- }
-
- g_pwm_buffer_update_required[index] = false;
-}
-
-void is31fl3741_set_pwm_buffer(const is31fl3741_led_t *pled, uint8_t value) {
- g_pwm_buffer[pled->driver][pled->v] = value;
-
- g_pwm_buffer_update_required[pled->driver] = true;
-}
-
-void is31fl3741_update_led_control_registers(uint8_t addr, uint8_t index) {
- if (g_scaling_registers_update_required[index]) {
- // unlock the command register and select PG2
- is31fl3741_write_register(addr, IS31FL3741_REG_COMMAND_WRITE_LOCK, IS31FL3741_COMMAND_WRITE_LOCK_MAGIC);
- is31fl3741_write_register(addr, IS31FL3741_REG_COMMAND, IS31FL3741_COMMAND_SCALING_0);
-
- // CS1_SW1 to CS30_SW6 are on PG2
- for (int i = CS1_SW1; i <= CS30_SW6; ++i) {
- is31fl3741_write_register(addr, i, g_scaling_registers[index][i]);
- }
-
- // unlock the command register and select PG3
- is31fl3741_write_register(addr, IS31FL3741_REG_COMMAND_WRITE_LOCK, IS31FL3741_COMMAND_WRITE_LOCK_MAGIC);
- is31fl3741_write_register(addr, IS31FL3741_REG_COMMAND, IS31FL3741_COMMAND_SCALING_1);
-
- // CS1_SW7 to CS39_SW9 are on PG3
- for (int i = CS1_SW7; i <= CS39_SW9; ++i) {
- is31fl3741_write_register(addr, i - CS1_SW7, g_scaling_registers[index][i]);
- }
-
- g_scaling_registers_update_required[index] = false;
- }
-}
-
-void is31fl3741_set_scaling_registers(const is31fl3741_led_t *pled, uint8_t value) {
- g_scaling_registers[pled->driver][pled->v] = value;
-
- g_scaling_registers_update_required[pled->driver] = true;
-}
-
-void is31fl3741_flush(void) {
- is31fl3741_update_pwm_buffers(IS31FL3741_I2C_ADDRESS_1, 0);
-#if defined(IS31FL3741_I2C_ADDRESS_2)
- is31fl3741_update_pwm_buffers(IS31FL3741_I2C_ADDRESS_2, 1);
-# if defined(IS31FL3741_I2C_ADDRESS_3)
- is31fl3741_update_pwm_buffers(IS31FL3741_I2C_ADDRESS_3, 2);
-# if defined(IS31FL3741_I2C_ADDRESS_4)
- is31fl3741_update_pwm_buffers(IS31FL3741_I2C_ADDRESS_4, 3);
-# endif
-# endif
-#endif
-}
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