349 lines
9.4 KiB
C
349 lines
9.4 KiB
C
/* Copyright 2021 @ Keychron (https://www.keychron.com)
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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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 SNLED27351_REG_COMMAND 0xFD
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#define SNLED27351_COMMAND_LED_CONTROL 0x00
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#define SNLED27351_COMMAND_PWM 0x01
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#define SNLED27351_COMMAND_FUNCTION 0x03
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#define SNLED27351_COMMAND_CURRENT_TUNE 0x04
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#define SNLED27351_FUNCTION_REG_SOFTWARE_SHUTDOWN 0x00
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#define SNLED27351_SOFTWARE_SHUTDOWN_SSD_SHUTDOWN (0x0 << 0)
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#define SNLED27351_SOFTWARE_SHUTDOWN_SSD_NORMAL (0x1 << 0)
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#define SNLED27351_FUNCTION_REG_ID 0x11
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#define SNLED27351_DRIVER_ID 0x8A
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#define SNLED27351_FUNCTION_REG_PULLDOWNUP 0x13
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#define SNLED27351_PULLDOWNUP_ALL_ENABLED 0xAA
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#define SNLED27351_FUNCTION_REG_SCAN_PHASE 0x14
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#define SNLED27351_SCAN_PHASE_12_CHANNEL 0x00
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#define SNLED27351_SCAN_PHASE_11_CHANNEL 0x01
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#define SNLED27351_SCAN_PHASE_10_CHANNEL 0x02
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#define SNLED27351_SCAN_PHASE_9_CHANNEL 0x03
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#define SNLED27351_SCAN_PHASE_8_CHANNEL 0x04
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#define SNLED27351_SCAN_PHASE_7_CHANNEL 0x05
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#define SNLED27351_SCAN_PHASE_6_CHANNEL 0x06
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#define SNLED27351_SCAN_PHASE_5_CHANNEL 0x07
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#define SNLED27351_SCAN_PHASE_4_CHANNEL 0x08
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#define SNLED27351_SCAN_PHASE_3_CHANNEL 0x09
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#define SNLED27351_SCAN_PHASE_2_CHANNEL 0x0A
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#define SNLED27351_SCAN_PHASE_1_CHANNEL 0x0B
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#define SNLED27351_FUNCTION_REG_SLEW_RATE_CONTROL_MODE_1 0x15
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#define SNLED27351_SLEW_RATE_CONTROL_MODE_1_PDP_ENABLE (0b1 << 2)
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#define SNLED27351_FUNCTION_REG_SLEW_RATE_CONTROL_MODE_2 0x16
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#define SNLED27351_SLEW_RATE_CONTROL_MODE_2_SSL_ENABLE (0b1 << 6)
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#define SNLED27351_SLEW_RATE_CONTROL_MODE_2_DSL_ENABLE (0b1 << 7)
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#define SNLED27351_FUNCTION_REG_OPEN_SHORT_ENABLE 0x17
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#define SNLED27351_OPEN_SHORT_ENABLE_SDS_ENABLE (0b1 << 6)
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#define SNLED27351_OPEN_SHORT_ENABLE_ODS_ENABLE (0b1 << 7)
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#define SNLED27351_FUNCTION_REG_OPEN_SHORT_DUTY 0x18
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#define SNLED27351_FUNCTION_REG_OPEN_SHORT_FLAG 0x19
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#define SNLED27351_OPEN_SHORT_FLAG_OSINT_ENABLE (0b1 << 6)
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#define SNLED27351_OPEN_SHORT_FLAG_ODINT_ENABLE (0b1 << 7)
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#define SNLED27351_FUNCTION_REG_SOFTWARE_SLEEP 0x1A
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#define SNLED27351_SOFTWARE_SLEEP_ENABLE (0b1 << 1)
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// LED Control Registers
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#define SNLED27351_LED_CONTROL_ON_OFF_FIRST_ADDR 0x0
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#define SNLED27351_LED_CONTROL_ON_OFF_LAST_ADDR 0x17
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#define SNLED27351_LED_CONTROL_ON_OFF_LENGTH ((SNLED27351_LED_CONTROL_ON_OFF_LAST_ADDR - SNLED27351_LED_CONTROL_ON_OFF_FIRST_ADDR) + 1)
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#define SNLED27351_LED_CONTROL_OPEN_FIRST_ADDR 0x18
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#define SNLED27351_LED_CONTROL_OPEN_LAST_ADDR 0x2F
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#define SNLED27351_LED_CONTROL_OPEN_LENGTH ((SNLED27351_LED_CONTROL_OPEN_LAST_ADDR - SNLED27351_LED_CONTROL_OPEN_FIRST_ADDR) + 1)
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#define SNLED27351_LED_CONTROL_SHORT_FIRST_ADDR 0x30
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#define SNLED27351_LED_CONTROL_SHORT_LAST_ADDR 0x47
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#define SNLED27351_LED_CONTROL_SHORT_LENGTH ((SNLED27351_LED_CONTROL_SHORT_LAST_ADDR - SNLED27351_LED_CONTROL_SHORT_FIRST_ADDR) + 1)
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#define SNLED27351_LED_CONTROL_PAGE_LENGTH 0x48
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// LED Control Registers
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#define SNLED27351_LED_PWM_FIRST_ADDR 0x00
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#define SNLED27351_LED_PWM_LAST_ADDR 0xBF
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#define SNLED27351_LED_PWM_LENGTH 0xC0
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// Current Tune Registers
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#define SNLED27351_LED_CURRENT_TUNE_FIRST_ADDR 0x00
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#define SNLED27351_LED_CURRENT_TUNE_LAST_ADDR 0x0B
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#define SNLED27351_LED_CURRENT_TUNE_LENGTH 0x0C
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#define SNLED27351_I2C_ADDRESS_GND 0x74
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#define SNLED27351_I2C_ADDRESS_SCL 0x75
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#define SNLED27351_I2C_ADDRESS_SDA 0x76
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#define SNLED27351_I2C_ADDRESS_VDDIO 0x77
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#if defined(LED_MATRIX_SNLED27351)
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# define SNLED27351_LED_COUNT LED_MATRIX_LED_COUNT
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#endif
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#if defined(SNLED27351_I2C_ADDRESS_4)
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# define SNLED27351_DRIVER_COUNT 4
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#elif defined(SNLED27351_I2C_ADDRESS_3)
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# define SNLED27351_DRIVER_COUNT 3
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#elif defined(SNLED27351_I2C_ADDRESS_2)
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# define SNLED27351_DRIVER_COUNT 2
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#elif defined(SNLED27351_I2C_ADDRESS_1)
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# define SNLED27351_DRIVER_COUNT 1
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#endif
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typedef struct snled27351_led_t {
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uint8_t driver : 2;
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uint8_t v;
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} PACKED snled27351_led_t;
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extern const snled27351_led_t PROGMEM g_snled27351_leds[SNLED27351_LED_COUNT];
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void snled27351_init_drivers(void);
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void snled27351_init(uint8_t index);
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void snled27351_select_page(uint8_t index, uint8_t page);
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void snled27351_write_register(uint8_t index, uint8_t reg, uint8_t data);
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void snled27351_set_value(int index, uint8_t value);
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void snled27351_set_value_all(uint8_t value);
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void snled27351_set_led_control_register(uint8_t index, bool value);
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// This should not be called from an interrupt
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// (eg. from a timer interrupt).
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// Call this while idle (in between matrix scans).
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// If the buffer is dirty, it will update the driver with the buffer.
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void snled27351_update_pwm_buffers(uint8_t index);
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void snled27351_update_led_control_registers(uint8_t index);
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void snled27351_flush(void);
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void snled27351_sw_return_normal(uint8_t index);
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void snled27351_sw_shutdown(uint8_t index);
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#define CB1_CA1 0x00
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#define CB1_CA2 0x01
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#define CB1_CA3 0x02
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#define CB1_CA4 0x03
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#define CB1_CA5 0x04
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#define CB1_CA6 0x05
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#define CB1_CA7 0x06
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#define CB1_CA8 0x07
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#define CB1_CA9 0x08
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#define CB1_CA10 0x09
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#define CB1_CA11 0x0A
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#define CB1_CA12 0x0B
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#define CB1_CA13 0x0C
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#define CB1_CA14 0x0D
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#define CB1_CA15 0x0E
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#define CB1_CA16 0x0F
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#define CB2_CA1 0x10
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#define CB2_CA2 0x11
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#define CB2_CA3 0x12
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#define CB2_CA4 0x13
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#define CB2_CA5 0x14
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#define CB2_CA6 0x15
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#define CB2_CA7 0x16
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#define CB2_CA8 0x17
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#define CB2_CA9 0x18
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#define CB2_CA10 0x19
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#define CB2_CA11 0x1A
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#define CB2_CA12 0x1B
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#define CB2_CA13 0x1C
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#define CB2_CA14 0x1D
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#define CB2_CA15 0x1E
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#define CB2_CA16 0x1F
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#define CB3_CA1 0x20
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#define CB3_CA2 0x21
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#define CB3_CA3 0x22
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#define CB3_CA4 0x23
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#define CB3_CA5 0x24
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#define CB3_CA6 0x25
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#define CB3_CA7 0x26
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#define CB3_CA8 0x27
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#define CB3_CA9 0x28
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#define CB3_CA10 0x29
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#define CB3_CA11 0x2A
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#define CB3_CA12 0x2B
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#define CB3_CA13 0x2C
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#define CB3_CA14 0x2D
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#define CB3_CA15 0x2E
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#define CB3_CA16 0x2F
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#define CB4_CA1 0x30
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#define CB4_CA2 0x31
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#define CB4_CA3 0x32
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#define CB4_CA4 0x33
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#define CB4_CA5 0x34
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#define CB4_CA6 0x35
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#define CB4_CA7 0x36
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#define CB4_CA8 0x37
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#define CB4_CA9 0x38
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#define CB4_CA10 0x39
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#define CB4_CA11 0x3A
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#define CB4_CA12 0x3B
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#define CB4_CA13 0x3C
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#define CB4_CA14 0x3D
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#define CB4_CA15 0x3E
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#define CB4_CA16 0x3F
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#define CB5_CA1 0x40
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#define CB5_CA2 0x41
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#define CB5_CA3 0x42
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#define CB5_CA4 0x43
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#define CB5_CA5 0x44
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#define CB5_CA6 0x45
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#define CB5_CA7 0x46
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#define CB5_CA8 0x47
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#define CB5_CA9 0x48
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#define CB5_CA10 0x49
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#define CB5_CA11 0x4A
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#define CB5_CA12 0x4B
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#define CB5_CA13 0x4C
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#define CB5_CA14 0x4D
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#define CB5_CA15 0x4E
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#define CB5_CA16 0x4F
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#define CB6_CA1 0x50
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#define CB6_CA2 0x51
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#define CB6_CA3 0x52
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#define CB6_CA4 0x53
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#define CB6_CA5 0x54
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#define CB6_CA6 0x55
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#define CB6_CA7 0x56
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#define CB6_CA8 0x57
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#define CB6_CA9 0x58
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#define CB6_CA10 0x59
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#define CB6_CA11 0x5A
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#define CB6_CA12 0x5B
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#define CB6_CA13 0x5C
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#define CB6_CA14 0x5D
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#define CB6_CA15 0x5E
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#define CB6_CA16 0x5F
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#define CB7_CA1 0x60
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#define CB7_CA2 0x61
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#define CB7_CA3 0x62
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#define CB7_CA4 0x63
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#define CB7_CA5 0x64
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#define CB7_CA6 0x65
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#define CB7_CA7 0x66
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#define CB7_CA8 0x67
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#define CB7_CA9 0x68
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#define CB7_CA10 0x69
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#define CB7_CA11 0x6A
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#define CB7_CA12 0x6B
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#define CB7_CA13 0x6C
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#define CB7_CA14 0x6D
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#define CB7_CA15 0x6E
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#define CB7_CA16 0x6F
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#define CB8_CA1 0x70
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#define CB8_CA2 0x71
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#define CB8_CA3 0x72
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#define CB8_CA4 0x73
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#define CB8_CA5 0x74
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#define CB8_CA6 0x75
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#define CB8_CA7 0x76
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#define CB8_CA8 0x77
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#define CB8_CA9 0x78
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#define CB8_CA10 0x79
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#define CB8_CA11 0x7A
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#define CB8_CA12 0x7B
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#define CB8_CA13 0x7C
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#define CB8_CA14 0x7D
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#define CB8_CA15 0x7E
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#define CB8_CA16 0x7F
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#define CB9_CA1 0x80
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#define CB9_CA2 0x81
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#define CB9_CA3 0x82
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#define CB9_CA4 0x83
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#define CB9_CA5 0x84
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#define CB9_CA6 0x85
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#define CB9_CA7 0x86
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#define CB9_CA8 0x87
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#define CB9_CA9 0x88
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#define CB9_CA10 0x89
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#define CB9_CA11 0x8A
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#define CB9_CA12 0x8B
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#define CB9_CA13 0x8C
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#define CB9_CA14 0x8D
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#define CB9_CA15 0x8E
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#define CB9_CA16 0x8F
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#define CB10_CA1 0x90
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#define CB10_CA2 0x91
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#define CB10_CA3 0x92
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#define CB10_CA4 0x93
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#define CB10_CA5 0x94
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#define CB10_CA6 0x95
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#define CB10_CA7 0x96
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#define CB10_CA8 0x97
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#define CB10_CA9 0x98
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#define CB10_CA10 0x99
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#define CB10_CA11 0x9A
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#define CB10_CA12 0x9B
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#define CB10_CA13 0x9C
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#define CB10_CA14 0x9D
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#define CB10_CA15 0x9E
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#define CB10_CA16 0x9F
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#define CB11_CA1 0xA0
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#define CB11_CA2 0xA1
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#define CB11_CA3 0xA2
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#define CB11_CA4 0xA3
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#define CB11_CA5 0xA4
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#define CB11_CA6 0xA5
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#define CB11_CA7 0xA6
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#define CB11_CA8 0xA7
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#define CB11_CA9 0xA8
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#define CB11_CA10 0xA9
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#define CB11_CA11 0xAA
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#define CB11_CA12 0xAB
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#define CB11_CA13 0xAC
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#define CB11_CA14 0xAD
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#define CB11_CA15 0xAE
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#define CB11_CA16 0xAF
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#define CB12_CA1 0xB0
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#define CB12_CA2 0xB1
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#define CB12_CA3 0xB2
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#define CB12_CA4 0xB3
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#define CB12_CA5 0xB4
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#define CB12_CA6 0xB5
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#define CB12_CA7 0xB6
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#define CB12_CA8 0xB7
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#define CB12_CA9 0xB8
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#define CB12_CA10 0xB9
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#define CB12_CA11 0xBA
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#define CB12_CA12 0xBB
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#define CB12_CA13 0xBC
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#define CB12_CA14 0xBD
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#define CB12_CA15 0xBE
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#define CB12_CA16 0xBF
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