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Diffstat (limited to 'drivers/led/ckled2001-simple.c')
-rw-r--r--drivers/led/ckled2001-simple.c221
1 files changed, 0 insertions, 221 deletions
diff --git a/drivers/led/ckled2001-simple.c b/drivers/led/ckled2001-simple.c
deleted file mode 100644
index c4d4c0a4cc..0000000000
--- a/drivers/led/ckled2001-simple.c
+++ /dev/null
@@ -1,221 +0,0 @@
-/* Copyright 2021 @ Keychron (https://www.keychron.com)
- *
- * 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 "ckled2001-simple.h"
-#include "i2c_master.h"
-#include "wait.h"
-
-#ifndef CKLED2001_TIMEOUT
-# define CKLED2001_TIMEOUT 100
-#endif
-
-#ifndef CKLED2001_PERSISTENCE
-# define CKLED2001_PERSISTENCE 0
-#endif
-
-#ifndef PHASE_CHANNEL
-# define PHASE_CHANNEL MSKPHASE_12CHANNEL
-#endif
-
-#ifndef CKLED2001_CURRENT_TUNE
-# define CKLED2001_CURRENT_TUNE \
- { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }
-#endif
-
-// Transfer buffer for TWITransmitData()
-uint8_t g_twi_transfer_buffer[20];
-
-// These buffers match the CKLED2001 PWM registers.
-// The control buffers match the PG0 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 ckled2001_write_pwm_buffer() but it's
-// probably not worth the extra complexity.
-uint8_t g_pwm_buffer[DRIVER_COUNT][192];
-bool g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
-
-uint8_t g_led_control_registers[DRIVER_COUNT][24] = {0};
-bool g_led_control_registers_update_required[DRIVER_COUNT] = {false};
-
-bool ckled2001_write_register(uint8_t addr, uint8_t reg, uint8_t data) {
- // If the transaction fails function returns false.
- g_twi_transfer_buffer[0] = reg;
- g_twi_transfer_buffer[1] = data;
-
-#if CKLED2001_PERSISTENCE > 0
- for (uint8_t i = 0; i < CKLED2001_PERSISTENCE; i++) {
- if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, CKLED2001_TIMEOUT) != 0) {
- return false;
- }
- }
-#else
- if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, CKLED2001_TIMEOUT) != 0) {
- return false;
- }
-#endif
- return true;
-}
-
-bool ckled2001_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
- // Assumes PG1 is already selected.
- // If any of the transactions fails function returns false.
- // Transmit PWM registers in 12 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 < 192; i += 16) {
- g_twi_transfer_buffer[0] = i;
- // Copy the data from i to i+15.
- // Device will auto-increment register for data after the first byte
- // Thus this sets registers 0x00-0x0F, 0x10-0x1F, etc. in one transfer.
- for (int j = 0; j < 16; j++) {
- g_twi_transfer_buffer[1 + j] = pwm_buffer[i + j];
- }
-
-#if CKLED2001_PERSISTENCE > 0
- for (uint8_t i = 0; i < CKLED2001_PERSISTENCE; i++) {
- if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 17, CKLED2001_TIMEOUT) != 0) {
- return false;
- }
- }
-#else
- if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 17, CKLED2001_TIMEOUT) != 0) {
- return false;
- }
-#endif
- }
- return true;
-}
-
-void ckled2001_init(uint8_t addr) {
- // Select to function page
- ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
- // Setting LED driver to shutdown mode
- ckled2001_write_register(addr, CONFIGURATION_REG, MSKSW_SHUT_DOWN_MODE);
- // Setting internal channel pulldown/pullup
- ckled2001_write_register(addr, PDU_REG, MSKSET_CA_CB_CHANNEL);
- // Select number of scan phase
- ckled2001_write_register(addr, SCAN_PHASE_REG, PHASE_CHANNEL);
- // Setting PWM Delay Phase
- ckled2001_write_register(addr, SLEW_RATE_CONTROL_MODE1_REG, MSKPWM_DELAY_PHASE_ENABLE);
- // Setting Driving/Sinking Channel Slew Rate
- ckled2001_write_register(addr, SLEW_RATE_CONTROL_MODE2_REG, MSKDRIVING_SINKING_CHHANNEL_SLEWRATE_ENABLE);
- // Setting Iref
- ckled2001_write_register(addr, SOFTWARE_SLEEP_REG, MSKSLEEP_DISABLE);
- // Set LED CONTROL PAGE (Page 0)
- ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_CONTROL_PAGE);
- for (int i = 0; i < LED_CONTROL_ON_OFF_LENGTH; i++) {
- ckled2001_write_register(addr, i, 0x00);
- }
-
- // Set PWM PAGE (Page 1)
- ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_PWM_PAGE);
- for (int i = 0; i < LED_CURRENT_TUNE_LENGTH; i++) {
- ckled2001_write_register(addr, i, 0x00);
- }
-
- // Set CURRENT PAGE (Page 4)
- uint8_t current_tuen_reg_list[LED_CURRENT_TUNE_LENGTH] = CKLED2001_CURRENT_TUNE;
- ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, CURRENT_TUNE_PAGE);
- for (int i = 0; i < LED_CURRENT_TUNE_LENGTH; i++) {
- ckled2001_write_register(addr, i, current_tuen_reg_list[i]);
- }
-
- // Enable LEDs ON/OFF
- ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_CONTROL_PAGE);
- for (int i = 0; i < LED_CONTROL_ON_OFF_LENGTH; i++) {
- ckled2001_write_register(addr, i, 0xFF);
- }
-
- // Select to function page
- ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
- // Setting LED driver to normal mode
- ckled2001_write_register(addr, CONFIGURATION_REG, MSKSW_NORMAL_MODE);
-}
-
-void ckled2001_set_value(int index, uint8_t value) {
- ckled2001_led led;
- if (index >= 0 && index < LED_MATRIX_LED_COUNT) {
- memcpy_P(&led, (&g_ckled2001_leds[index]), sizeof(led));
-
- if (g_pwm_buffer[led.driver][led.v] == value) {
- return;
- }
- g_pwm_buffer[led.driver][led.v] = value;
- g_pwm_buffer_update_required[led.driver] = true;
- }
-}
-
-void ckled2001_set_value_all(uint8_t value) {
- for (int i = 0; i < LED_MATRIX_LED_COUNT; i++) {
- ckled2001_set_value(i, value);
- }
-}
-
-void ckled2001_set_led_control_register(uint8_t index, bool value) {
- ckled2001_led led;
- memcpy_P(&led, (&g_ckled2001_leds[index]), sizeof(led));
-
- uint8_t control_register = led.v / 8;
- uint8_t bit_value = led.v % 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 ckled2001_update_pwm_buffers(uint8_t addr, uint8_t index) {
- if (g_pwm_buffer_update_required[index]) {
- ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_PWM_PAGE);
-
- // If any of the transactions fail we risk writing dirty PG0,
- // refresh page 0 just in case.
- if (!ckled2001_write_pwm_buffer(addr, g_pwm_buffer[index])) {
- g_led_control_registers_update_required[index] = true;
- }
- }
- g_pwm_buffer_update_required[index] = false;
-}
-
-void ckled2001_update_led_control_registers(uint8_t addr, uint8_t index) {
- if (g_led_control_registers_update_required[index]) {
- ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, LED_CONTROL_PAGE);
- for (int i = 0; i < 24; i++) {
- ckled2001_write_register(addr, i, g_led_control_registers[index][i]);
- }
- }
- g_led_control_registers_update_required[index] = false;
-}
-
-void ckled2001_sw_return_normal(uint8_t addr) {
- // Select to function page
- ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
- // Setting LED driver to normal mode
- ckled2001_write_register(addr, CONFIGURATION_REG, MSKSW_NORMAL_MODE);
-}
-
-void ckled2001_sw_shutdown(uint8_t addr) {
- // Select to function page
- ckled2001_write_register(addr, CONFIGURE_CMD_PAGE, FUNCTION_PAGE);
- // Setting LED driver to shutdown mode
- ckled2001_write_register(addr, CONFIGURATION_REG, MSKSW_SHUT_DOWN_MODE);
- // Write SW Sleep Register
- ckled2001_write_register(addr, SOFTWARE_SLEEP_REG, MSKSLEEP_ENABLE);
-}