From d9eae3ef033d3adce7da1ba3d57cc9480659deb0 Mon Sep 17 00:00:00 2001 From: MelGeek <65591833+melgeek001365@users.noreply.github.com> Date: Sat, 20 Jun 2020 12:49:15 +0800 Subject: [PATCH] Support IS31FL3741 and IS31FL3741A. (#9201) --- common_features.mk | 9 +- drivers/issi/is31fl3741.c | 289 +++++++++++++++++++++++++++++++++++ drivers/issi/is31fl3741.h | 55 +++++++ quantum/rgb_matrix.h | 2 + quantum/rgb_matrix_drivers.c | 27 +++- 5 files changed, 376 insertions(+), 6 deletions(-) create mode 100644 drivers/issi/is31fl3741.c create mode 100644 drivers/issi/is31fl3741.h diff --git a/common_features.mk b/common_features.mk index bdc6f883eb..e23de553b3 100644 --- a/common_features.mk +++ b/common_features.mk @@ -144,7 +144,7 @@ ifeq ($(strip $(RGBLIGHT_ENABLE)), yes) endif endif -VALID_MATRIX_TYPES := yes IS31FL3731 IS31FL3733 IS31FL3737 WS2812 custom +VALID_MATRIX_TYPES := yes IS31FL3731 IS31FL3733 IS31FL3737 IS31FL3741 WS2812 custom LED_MATRIX_ENABLE ?= no ifneq ($(strip $(LED_MATRIX_ENABLE)), no) @@ -205,6 +205,13 @@ ifeq ($(strip $(RGB_MATRIX_ENABLE)), IS31FL3737) QUANTUM_LIB_SRC += i2c_master.c endif +ifeq ($(strip $(RGB_MATRIX_ENABLE)), IS31FL3741) + OPT_DEFS += -DIS31FL3741 -DSTM32_I2C -DHAL_USE_I2C=TRUE + COMMON_VPATH += $(DRIVER_PATH)/issi + SRC += is31fl3741.c + QUANTUM_LIB_SRC += i2c_master.c +endif + ifeq ($(strip $(RGB_MATRIX_ENABLE)), WS2812) OPT_DEFS += -DWS2812 WS2812_DRIVER_REQUIRED := yes diff --git a/drivers/issi/is31fl3741.c b/drivers/issi/is31fl3741.c new file mode 100644 index 0000000000..45d2b40990 --- /dev/null +++ b/drivers/issi/is31fl3741.c @@ -0,0 +1,289 @@ +/* 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 . + */ + +#include "wait.h" + +#include "is31fl3741.h" +#include +#include "i2c_master.h" +#include "progmem.h" + + +// This is a 7-bit address, that gets left-shifted and bit 0 +// set to 0 for write, 1 for read (as per I2C protocol) +// The address will vary depending on your wiring: +// 00 <-> GND +// 01 <-> SCL +// 10 <-> SDA +// 11 <-> VCC +// ADDR1 represents A1:A0 of the 7-bit address. +// ADDR2 represents A3:A2 of the 7-bit address. +// The result is: 0b101(ADDR2)(ADDR1) +#define ISSI_ADDR_DEFAULT 0x60 + +#define ISSI_COMMANDREGISTER 0xFD +#define ISSI_COMMANDREGISTER_WRITELOCK 0xFE +#define ISSI_INTERRUPTMASKREGISTER 0xF0 +#define ISSI_INTERRUPTSTATUSREGISTER 0xF1 +#define ISSI_IDREGISTER 0xFC + +#define ISSI_PAGE_PWM0 0x00 // PG0 +#define ISSI_PAGE_PWM1 0x01 // PG1 +#define ISSI_PAGE_SCALING_0 0x02 // PG2 +#define ISSI_PAGE_SCALING_1 0x03 // PG3 +#define ISSI_PAGE_FUNCTION 0x04 // PG4 + +#define ISSI_REG_CONFIGURATION 0x00 // PG4 +#define ISSI_REG_GLOBALCURRENT 0x01 // PG4 +#define ISSI_REG_PULLDOWNUP 0x02 // PG4 +#define ISSI_REG_RESET 0x3F // PG4 + +#ifndef ISSI_TIMEOUT +# define ISSI_TIMEOUT 100 +#endif + +#ifndef ISSI_PERSISTENCE +# define ISSI_PERSISTENCE 0 +#endif + +#define ISSI_MAX_LEDS 351 + +// 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[DRIVER_COUNT][ISSI_MAX_LEDS]; +bool g_pwm_buffer_update_required = false; +bool g_scaling_registers_update_required[DRIVER_COUNT] = {false}; + +uint8_t g_scaling_registers[DRIVER_COUNT][ISSI_MAX_LEDS]; + +uint32_t IS31FL3741_get_cw_sw_position(uint8_t cs, uint8_t sw) { + uint32_t pos = 0; + + if (cs < 31) { + if (sw < 7) { + pos = (sw - 1) * 30 + (cs - 1); + + } else { + pos = 0xB4 + (sw - 7) * 30 + (cs - 1); + } + } else { + pos = 0xB4 + 0x5A + (sw - 1) * 9 + (cs - 31); + } + + return pos; +} + +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 ISSI_PERSISTENCE > 0 + for (uint8_t i = 0; i < ISSI_PERSISTENCE; i++) { + if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, ISSI_TIMEOUT) == 0) break; + } +#else + i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, ISSI_TIMEOUT); +#endif +} + +bool IS31FL3741_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) { + // unlock the command register and select PG2 + IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); + IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM0); + + for (int i = 0; i < 342; i += 18) { + g_twi_transfer_buffer[0] = i % 180; + + if (i == 180) { + // unlock the command register and select PG2 + IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); + IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM1); + } + + memcpy(g_twi_transfer_buffer + 1, pwm_buffer + i, 18); + +#if ISSI_PERSISTENCE > 0 + for (uint8_t i = 0; i < ISSI_PERSISTENCE; i++) { + if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 19, ISSI_TIMEOUT) != 0) { + return false; + } + } +#else + if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 19, ISSI_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 ISSI_PERSISTENCE > 0 + for (uint8_t i = 0; i < ISSI_PERSISTENCE; i++) { + if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 10, ISSI_TIMEOUT) != 0) { + return false; + } + } +#else + if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 10, ISSI_TIMEOUT) != 0) { + return false; + } +#endif + + return true; +} + +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, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); + + // Select PG4 + IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_FUNCTION); + + // Set to Normal operation + IS31FL3741_write_register(addr, ISSI_REG_CONFIGURATION, 0x01); + + // Set Golbal Current Control Register + IS31FL3741_write_register(addr, ISSI_REG_GLOBALCURRENT, 0xFF); + // Set Pull up & Down for SWx CSy + IS31FL3741_write_register(addr, ISSI_REG_PULLDOWNUP, 0x77); + +// IS31FL3741_update_led_scaling_registers(addr, 0xFF, 0xFF, 0xFF); + +// Wait 10ms to ensure the device has woken up. + wait_ms(10); +} + +void IS31FL3741_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) { + if (index >= 0 && index < DRIVER_LED_TOTAL) { + is31_led led = g_is31_leds[index]; + uint32_t rp = 0, gp = 0, bp = 0; + + rp = IS31FL3741_get_cw_sw_position(led.rcs, led.rsw); + gp = IS31FL3741_get_cw_sw_position(led.gcs, led.gsw); + bp = IS31FL3741_get_cw_sw_position(led.bcs, led.bsw); + + g_pwm_buffer[led.driver][rp] = red; + g_pwm_buffer[led.driver][gp] = green; + g_pwm_buffer[led.driver][bp] = blue; + g_pwm_buffer_update_required = true; + } +} + +void IS31FL3741_set_color_all(uint8_t red, uint8_t green, uint8_t blue) { + for (int i = 0; i < DRIVER_LED_TOTAL; i++) { + IS31FL3741_set_color(i, red, green, blue); + } +} + +void IS31FL3741_set_led_control_register(uint8_t index, bool red, bool green, bool blue) { + is31_led led = g_is31_leds[index]; + + uint32_t scaling_register_r = IS31FL3741_get_cw_sw_position(led.rcs, led.rsw); + uint32_t scaling_register_g = IS31FL3741_get_cw_sw_position(led.gcs, led.gsw); + uint32_t scaling_register_b = IS31FL3741_get_cw_sw_position(led.bcs, led.bsw); + + if (red) { + g_scaling_registers[led.driver][scaling_register_r] = 0xFF; + } else { + g_scaling_registers[led.driver][scaling_register_r] = 0x00; + } + + if (green) { + g_scaling_registers[led.driver][scaling_register_g] = 0xFF; + } else { + g_scaling_registers[led.driver][scaling_register_g] = 0x00; + } + + if (blue) { + g_scaling_registers[led.driver][scaling_register_b] = 0xFF; + } else { + g_scaling_registers[led.driver][scaling_register_b] = 0x00; + } + + g_scaling_registers_update_required[led.driver] = true; +} + +void IS31FL3741_update_pwm_buffers(uint8_t addr1, uint8_t addr2) { + if (g_pwm_buffer_update_required) { + IS31FL3741_write_pwm_buffer(addr1, g_pwm_buffer[0]); + } + + g_pwm_buffer_update_required = false; +} + +void IS31FL3741_set_pwm_buffer(const is31_led *pled, uint8_t red, uint8_t green, uint8_t blue) { + uint32_t rp = 0, gp = 0, bp = 0; + + rp = IS31FL3741_get_cw_sw_position(pled->rcs, pled->rsw); + gp = IS31FL3741_get_cw_sw_position(pled->gcs, pled->gsw); + bp = IS31FL3741_get_cw_sw_position(pled->bcs, pled->bsw); + + g_pwm_buffer[pled->driver][rp] = red; + g_pwm_buffer[pled->driver][gp] = green; + g_pwm_buffer[pled->driver][bp] = blue; + + g_pwm_buffer_update_required = 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, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); + IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_SCALING_0); + + for (int i = 0; i < 180; ++i) { + IS31FL3741_write_register(addr, i, g_scaling_registers[0][i]); + } + + // unlock the command register and select PG3 + IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5); + IS31FL3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_SCALING_1); + + for (int i = 0; i < 171; ++i) { + IS31FL3741_write_register(addr, i, g_scaling_registers[0][180 + i]); + } + } +} + +void IS31FL3741_set_scaling_registers(const is31_led *pled, uint8_t red, uint8_t green, uint8_t blue) { + uint32_t rp = 0, gp = 0, bp = 0; + + rp = IS31FL3741_get_cw_sw_position(pled->rcs, pled->rsw); + gp = IS31FL3741_get_cw_sw_position(pled->gcs, pled->gsw); + bp = IS31FL3741_get_cw_sw_position(pled->bcs, pled->bsw); + + g_scaling_registers[pled->driver][rp] = red; + g_scaling_registers[pled->driver][gp] = green; + g_scaling_registers[pled->driver][bp] = blue; +} diff --git a/drivers/issi/is31fl3741.h b/drivers/issi/is31fl3741.h new file mode 100644 index 0000000000..3fa853467b --- /dev/null +++ b/drivers/issi/is31fl3741.h @@ -0,0 +1,55 @@ +/* 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 . + */ + +#pragma once + +#include +#include + +typedef struct is31_led { + uint8_t driver : 2; + uint8_t rcs; + uint8_t rsw; + uint8_t gcs; + uint8_t gsw; + uint8_t bcs; + uint8_t bsw; +} __attribute__((packed)) is31_led; + +extern const is31_led g_is31_leds[DRIVER_LED_TOTAL]; +extern const is31_led g_is31_indicator_leds[DRIVER_INDICATOR_LED_TOTAL]; + +void IS31FL3741_init(uint8_t addr); +void IS31FL3741_write_register(uint8_t addr, uint8_t reg, uint8_t data); +bool IS31FL3741_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer); + +void IS31FL3741_set_color(int index, uint8_t red, uint8_t green, uint8_t blue); +void IS31FL3741_set_color_all(uint8_t red, uint8_t green, uint8_t blue); + +void IS31FL3741_set_led_control_register(uint8_t index, bool red, bool green, bool blue); + +// This should not be called from an interrupt +// (eg. from a timer interrupt). +// Call this while idle (in between matrix scans). +// If the buffer is dirty, it will update the driver with the buffer. +void IS31FL3741_update_pwm_buffers(uint8_t addr1, uint8_t addr2); +void IS31FL3741_update_led_control_registers(uint8_t addr1, uint8_t addr2); +void IS31FL3741_set_scaling_registers(const is31_led *pled, uint8_t red, uint8_t green, uint8_t blue); + +void IS31FL3741_set_pwm_buffer(const is31_led *pled, uint8_t red, uint8_t green, uint8_t blue); diff --git a/quantum/rgb_matrix.h b/quantum/rgb_matrix.h index d9ce391068..03e9e8572c 100644 --- a/quantum/rgb_matrix.h +++ b/quantum/rgb_matrix.h @@ -32,6 +32,8 @@ # include "is31fl3733.h" #elif defined(IS31FL3737) # include "is31fl3737.h" +#elif defined(IS31FL3741) +# include "is31fl3741.h" #elif defined(WS2812) # include "ws2812.h" #endif diff --git a/quantum/rgb_matrix_drivers.c b/quantum/rgb_matrix_drivers.c index ea41b0d396..204b6c551f 100644 --- a/quantum/rgb_matrix_drivers.c +++ b/quantum/rgb_matrix_drivers.c @@ -23,7 +23,7 @@ * be here if shared between boards. */ -#if defined(IS31FL3731) || defined(IS31FL3733) || defined(IS31FL3737) +#if defined(IS31FL3731) || defined(IS31FL3733) || defined(IS31FL3737) || defined(IS31FL3741) # include "i2c_master.h" @@ -34,8 +34,10 @@ static void init(void) { IS31FL3731_init(DRIVER_ADDR_2); # elif defined(IS31FL3733) IS31FL3733_init(DRIVER_ADDR_1, 0); -# else +# elif defined(IS31FL3737) IS31FL3737_init(DRIVER_ADDR_1); +# else + IS31FL3741_init(DRIVER_ADDR_1); # endif for (int index = 0; index < DRIVER_LED_TOTAL; index++) { bool enabled = true; @@ -44,8 +46,10 @@ static void init(void) { IS31FL3731_set_led_control_register(index, enabled, enabled, enabled); # elif defined(IS31FL3733) IS31FL3733_set_led_control_register(index, enabled, enabled, enabled); -# else +# elif defined(IS31FL3737) IS31FL3737_set_led_control_register(index, enabled, enabled, enabled); +# else + IS31FL3741_set_led_control_register(index, enabled, enabled, enabled); # endif } // This actually updates the LED drivers @@ -55,8 +59,10 @@ static void init(void) { # elif defined(IS31FL3733) IS31FL3733_update_led_control_registers(DRIVER_ADDR_1, 0); IS31FL3733_update_led_control_registers(DRIVER_ADDR_2, 1); -# else +# elif defined(IS31FL3737) IS31FL3737_update_led_control_registers(DRIVER_ADDR_1, DRIVER_ADDR_2); +# else + IS31FL3741_update_led_control_registers(DRIVER_ADDR_1, 0); # endif } @@ -84,7 +90,7 @@ const rgb_matrix_driver_t rgb_matrix_driver = { .set_color = IS31FL3733_set_color, .set_color_all = IS31FL3733_set_color_all, }; -# else +# elif defined(IS31FL3737) static void flush(void) { IS31FL3737_update_pwm_buffers(DRIVER_ADDR_1, DRIVER_ADDR_2); } const rgb_matrix_driver_t rgb_matrix_driver = { @@ -93,6 +99,17 @@ const rgb_matrix_driver_t rgb_matrix_driver = { .set_color = IS31FL3737_set_color, .set_color_all = IS31FL3737_set_color_all, }; +# else +static void flush(void) { + IS31FL3741_update_pwm_buffers(DRIVER_ADDR_1, DRIVER_ADDR_2); +} + +const rgb_matrix_driver_t rgb_matrix_driver = { + .init = init, + .flush = flush, + .set_color = IS31FL3741_set_color, + .set_color_all = IS31FL3741_set_color_all, +}; # endif #elif defined(WS2812)