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Complete RGB Matrix support for IS31FL3218 (#22004)

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Ryan 2023-09-17 22:11:16 +10:00 committed by GitHub
parent 32126dc4f0
commit 1ea54a2d8d
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9 changed files with 178 additions and 33 deletions
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9
builddefs/common_features.mk
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@ -416,7 +416,7 @@ endif
RGB_MATRIX_ENABLE ?= no
VALID_RGB_MATRIX_TYPES := aw20216s is31fl3731 is31fl3733 is31fl3736 is31fl3737 is31fl3741 is31fl3742a is31fl3743a is31fl3745 is31fl3746a ckled2001 ws2812 custom
VALID_RGB_MATRIX_TYPES := aw20216s is31fl3218 is31fl3731 is31fl3733 is31fl3736 is31fl3737 is31fl3741 is31fl3742a is31fl3743a is31fl3745 is31fl3746a ckled2001 ws2812 custom
ifeq ($(strip $(RGB_MATRIX_ENABLE)), yes)
ifeq ($(filter $(RGB_MATRIX_DRIVER),$(VALID_RGB_MATRIX_TYPES)),)
$(call CATASTROPHIC_ERROR,Invalid RGB_MATRIX_DRIVER,RGB_MATRIX_DRIVER="$(RGB_MATRIX_DRIVER)" is not a valid matrix type)
@ -444,6 +444,13 @@ endif
QUANTUM_LIB_SRC += spi_master.c
endif
ifeq ($(strip $(RGB_MATRIX_DRIVER)), is31fl3218)
OPT_DEFS += -DIS31FL3218 -DSTM32_I2C -DHAL_USE_I2C=TRUE
COMMON_VPATH += $(DRIVER_PATH)/led/issi
SRC += is31fl3218.c
QUANTUM_LIB_SRC += i2c_master.c
endif
ifeq ($(strip $(RGB_MATRIX_DRIVER)), is31fl3731)
OPT_DEFS += -DIS31FL3731 -DSTM32_I2C -DHAL_USE_I2C=TRUE
COMMON_VPATH += $(DRIVER_PATH)/led/issi

2
docs/reference_info_json.md
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@ -530,7 +530,7 @@ Configures the [RGB Matrix](feature_rgb_matrix.md) feature.
* The centroid (geometric center) of the LEDs. Used for certain effects.
* Default: `[112, 32]`
* `driver` (Required)
* The driver to use. Must be one of `aw20216s`, `ckled2001`, `custom`, `is31fl3731`, `is31fl3733`, `is31fl3736`, `is31fl3737`, `is31fl3741`, `is31fl3742a`, `is31fl3743a`, `is31fl3745`, `is31fl3746a`, `ws2812`.
* The driver to use. Must be one of `aw20216s`, `ckled2001`, `custom`, `is31fl3218`, `is31fl3731`, `is31fl3733`, `is31fl3736`, `is31fl3737`, `is31fl3741`, `is31fl3742a`, `is31fl3743a`, `is31fl3745`, `is31fl3746a`, `ws2812`.
* `hue_steps`
* The number of hue adjustment steps.
* Default: `8`

96
drivers/led/issi/is31fl3218.c
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@ -14,11 +14,9 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "is31fl3218.h"
#include <string.h>
#include "i2c_master.h"
// This is the full 8-bit address
#define IS31FL3218_I2C_ADDRESS 0xA8
// These are the register addresses
#define IS31FL3218_REG_SHUTDOWN 0x00
#define IS31FL3218_REG_PWM 0x01
@ -26,28 +24,47 @@
#define IS31FL3218_REG_UPDATE 0x16
#define IS31FL3218_REG_RESET 0x17
// Default timeout if no I2C response
#define IS31FL3218_I2C_TIMEOUT 100
#ifndef IS31FL3218_I2C_TIMEOUT
# define IS31FL3218_I2C_TIMEOUT 100
#endif
#ifndef IS31FL3218_I2C_PERSISTENCE
# define IS31FL3218_I2C_PERSISTENCE 0
#endif
// Reusable buffer for transfers
uint8_t g_twi_transfer_buffer[20];
// IS31FL3218 has 18 PWM outputs and a fixed I2C address, so no chaining.
// If used as RGB LED driver, LEDs are assigned RGB,RGB,RGB,RGB,RGB,RGB
uint8_t g_pwm_buffer[18];
bool g_pwm_buffer_update_required = false;
uint8_t g_led_control_registers[3] = {0};
bool g_led_control_registers_update_required = false;
void is31fl3218_write_register(uint8_t reg, uint8_t data) {
g_twi_transfer_buffer[0] = reg;
g_twi_transfer_buffer[1] = data;
i2c_transmit(IS31FL3218_I2C_ADDRESS, g_twi_transfer_buffer, 2, IS31FL3218_I2C_TIMEOUT);
#if IS31FL3218_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3218_I2C_PERSISTENCE; i++) {
if (i2c_transmit(IS31FL3218_I2C_ADDRESS << 1, g_twi_transfer_buffer, 2, IS31FL3218_I2C_TIMEOUT) == 0) break;
}
#else
i2c_transmit(IS31FL3218_I2C_ADDRESS << 1, g_twi_transfer_buffer, 2, IS31FL3218_I2C_TIMEOUT);
#endif
}
void is31fl3218_write_pwm_buffer(uint8_t *pwm_buffer) {
g_twi_transfer_buffer[0] = IS31FL3218_REG_PWM;
memcpy(g_twi_transfer_buffer + 1, pwm_buffer, 18);
i2c_transmit(IS31FL3218_I2C_ADDRESS, g_twi_transfer_buffer, 19, IS31FL3218_I2C_TIMEOUT);
#if IS31FL3218_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3218_I2C_PERSISTENCE; i++) {
i2c_transmit(IS31FL3218_I2C_ADDRESS << 1, g_twi_transfer_buffer, 19, IS31FL3218_I2C_TIMEOUT);
}
#else
i2c_transmit(IS31FL3218_I2C_ADDRESS << 1, g_twi_transfer_buffer, 19, IS31FL3218_I2C_TIMEOUT);
#endif
}
void is31fl3218_init(void) {
@ -62,9 +79,9 @@ void is31fl3218_init(void) {
is31fl3218_write_register(IS31FL3218_REG_PWM + i, 0x00);
}
// Enable all channels
// turn off all LEDs in the LED control register
for (uint8_t i = 0; i < 3; i++) {
is31fl3218_write_register(IS31FL3218_REG_CONTROL + i, 0b00111111);
is31fl3218_write_register(IS31FL3218_REG_CONTROL + i, 0x00);
}
// Load PWM registers and LED Control register data
@ -72,26 +89,71 @@ void is31fl3218_init(void) {
}
void is31fl3218_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
if (g_pwm_buffer[index * 3 + 0] == red && g_pwm_buffer[index * 3 + 1] == green && g_pwm_buffer[index * 3 + 2] == blue) {
is31fl3218_led_t led;
if (index >= 0 && index < RGB_MATRIX_LED_COUNT) {
memcpy_P(&led, (&g_is31fl3218_leds[index]), sizeof(led));
}
if (g_pwm_buffer[led.r - IS31FL3218_REG_PWM] == red && g_pwm_buffer[led.g - IS31FL3218_REG_PWM] == green && g_pwm_buffer[led.b - IS31FL3218_REG_PWM] == blue) {
return;
}
g_pwm_buffer[index * 3 + 0] = red;
g_pwm_buffer[index * 3 + 1] = green;
g_pwm_buffer[index * 3 + 2] = blue;
g_pwm_buffer_update_required = true;
g_pwm_buffer[led.r - IS31FL3218_REG_PWM] = red;
g_pwm_buffer[led.g - IS31FL3218_REG_PWM] = green;
g_pwm_buffer[led.b - IS31FL3218_REG_PWM] = blue;
g_pwm_buffer_update_required = true;
}
void is31fl3218_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
for (int i = 0; i < 6; i++) {
for (int i = 0; i < RGB_MATRIX_LED_COUNT; i++) {
is31fl3218_set_color(i, red, green, blue);
}
}
void is31fl3218_set_led_control_register(uint8_t index, bool red, bool green, bool blue) {
is31fl3218_led_t led;
memcpy_P(&led, (&g_is31fl3218_leds[index]), sizeof(led));
uint8_t control_register_r = (led.r - IS31FL3218_REG_PWM) / 6;
uint8_t control_register_g = (led.g - IS31FL3218_REG_PWM) / 6;
uint8_t control_register_b = (led.b - IS31FL3218_REG_PWM) / 6;
uint8_t bit_r = (led.r - IS31FL3218_REG_PWM) % 6;
uint8_t bit_g = (led.g - IS31FL3218_REG_PWM) % 6;
uint8_t bit_b = (led.b - IS31FL3218_REG_PWM) % 6;
if (red) {
g_led_control_registers[control_register_r] |= (1 << bit_r);
} else {
g_led_control_registers[control_register_r] &= ~(1 << bit_r);
}
if (green) {
g_led_control_registers[control_register_g] |= (1 << bit_g);
} else {
g_led_control_registers[control_register_g] &= ~(1 << bit_g);
}
if (blue) {
g_led_control_registers[control_register_b] |= (1 << bit_b);
} else {
g_led_control_registers[control_register_b] &= ~(1 << bit_b);
}
g_led_control_registers_update_required = true;
}
void is31fl3218_update_pwm_buffers(void) {
if (g_pwm_buffer_update_required) {
is31fl3218_write_pwm_buffer(g_pwm_buffer);
// Load PWM registers and LED Control register data
is31fl3218_write_register(IS31FL3218_REG_UPDATE, 0x01);
g_pwm_buffer_update_required = false;
}
}
void is31fl3218_update_led_control_registers(void) {
if (g_led_control_registers_update_required) {
for (int i = 0; i < 3; i++) {
is31fl3218_write_register(IS31FL3218_REG_CONTROL + i, g_led_control_registers[i]);
}
g_led_control_registers_update_required = false;
}
g_pwm_buffer_update_required = false;
}

38
drivers/led/issi/is31fl3218.h
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@ -18,9 +18,45 @@
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
#include "progmem.h"
#define IS31FL3218_I2C_ADDRESS 0x54
typedef struct is31fl3218_led_t {
uint8_t r;
uint8_t g;
uint8_t b;
} __attribute__((packed)) is31fl3218_led_t;
extern const is31fl3218_led_t PROGMEM g_is31fl3218_leds[RGB_MATRIX_LED_COUNT];
void is31fl3218_init(void);
void is31fl3218_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
void is31fl3218_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
void is31fl3218_set_led_control_register(uint8_t index, bool red, bool green, bool blue);
void is31fl3218_update_pwm_buffers(void);
void is31fl3218_update_led_control_registers(void);
#define OUT1 0x01
#define OUT2 0x02
#define OUT3 0x03
#define OUT4 0x04
#define OUT5 0x05
#define OUT6 0x06
#define OUT7 0x07
#define OUT8 0x08
#define OUT9 0x09
#define OUT10 0x0A
#define OUT11 0x0B
#define OUT12 0x0C
#define OUT13 0x0D
#define OUT14 0x0E
#define OUT15 0x0F
#define OUT16 0x10
#define OUT17 0x11
#define OUT18 0x12

4
keyboards/wilba_tech/rama_works_m60_a/keymaps/zyber/config.h
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@ -3,6 +3,4 @@
#pragma once
#undef PRODUCT
#define PRODUCT RAMA WORKS M60-A Seq2
#undef DESCRIPTION
#define DESCRIPTION RAMA WORKS M60-A Seq2
#define PRODUCT "RAMA WORKS M60-A Seq2"

2
keyboards/wilba_tech/rama_works_m6_b/config.h
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@ -20,6 +20,8 @@
/* Locking resynchronize hack */
#define LOCKING_RESYNC_ENABLE
#define RGB_MATRIX_LED_COUNT 6
#define RGB_BACKLIGHT_ENABLED 1
// This conditionally compiles the backlight code for M6-B specifics

20
keyboards/wilba_tech/wt_rgb_backlight.c
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@ -834,7 +834,14 @@ const is31_led PROGMEM g_is31_leds[RGB_MATRIX_LED_COUNT] = {
};
#elif defined(RGB_BACKLIGHT_M6_B)
// Driver has fixed mapping of index to the red, green and blue LEDs
const is31fl3218_led_t PROGMEM g_is31fl3218_leds[RGB_MATRIX_LED_COUNT] = {
{OUT1, OUT2, OUT3},
{OUT4, OUT5, OUT6},
{OUT7, OUT8, OUT9},
{OUT10, OUT11, OUT12},
{OUT13, OUT14, OUT15},
{OUT16, OUT17, OUT18}
};
#elif defined(RGB_BACKLIGHT_M10_C)
// 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)
@ -2915,6 +2922,17 @@ void backlight_init_drivers(void)
#if defined(RGB_BACKLIGHT_M6_B)
is31fl3218_init();
for ( int index = 0; index < RGB_MATRIX_LED_COUNT; index++ )
{
bool enabled = true;
// This only caches it for later
is31fl3218_set_led_control_register( index, enabled, enabled, enabled );
}
// This actually updates the LED drivers
is31fl3218_update_led_control_registers();
#elif defined(RGB_BACKLIGHT_HS60)
is31fl3733_init( ISSI_ADDR_1, 0 );

4
quantum/rgb_matrix/rgb_matrix.h
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@ -24,7 +24,9 @@
#include "color.h"
#include "keyboard.h"
#ifdef IS31FL3731
#if defined(IS31FL3218)
# include "is31fl3218.h"
#elif defined(IS31FL3731)
# include "is31fl3731.h"
#elif defined(IS31FL3733)
# include "is31fl3733.h"

36
quantum/rgb_matrix/rgb_matrix_drivers.c
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@ -24,7 +24,7 @@
* be here if shared between boards.
*/
#if defined(IS31FL3731) || defined(IS31FL3733) || defined(IS31FL3736) || defined(IS31FL3737) || defined(IS31FL3741) || defined(IS31FLCOMMON) || defined(CKLED2001)
#if defined(IS31FL3218) || defined(IS31FL3731) || defined(IS31FL3733) || defined(IS31FL3736) || defined(IS31FL3737) || defined(IS31FL3741) || defined(IS31FLCOMMON) || defined(CKLED2001)
# include "i2c_master.h"
// TODO: Remove this at some later date
@ -37,7 +37,10 @@
static void init(void) {
i2c_init();
# if defined(IS31FL3731)
# if defined(IS31FL3218)
is31fl3218_init();
# elif defined(IS31FL3731)
is31fl3731_init(DRIVER_ADDR_1);
# if defined(DRIVER_ADDR_2)
is31fl3731_init(DRIVER_ADDR_2);
@ -138,7 +141,9 @@ static void init(void) {
bool enabled = true;
// This only caches it for later
# if defined(IS31FL3731)
# if defined(IS31FL3218)
is31fl3218_set_led_control_register(index, enabled, enabled, enabled);
# elif defined(IS31FL3731)
is31fl3731_set_led_control_register(index, enabled, enabled, enabled);
# elif defined(IS31FL3733)
is31fl3733_set_led_control_register(index, enabled, enabled, enabled);
@ -156,7 +161,10 @@ static void init(void) {
}
// This actually updates the LED drivers
# if defined(IS31FL3731)
# if defined(IS31FL3218)
is31fl3218_update_led_control_registers();
# elif defined(IS31FL3731)
is31fl3731_update_led_control_registers(DRIVER_ADDR_1, 0);
# if defined(DRIVER_ADDR_2)
is31fl3731_update_led_control_registers(DRIVER_ADDR_2, 1);
@ -245,7 +253,19 @@ static void init(void) {
# endif
}
# if defined(IS31FL3731)
# if defined(IS31FL3218)
static void flush(void) {
is31fl3218_update_pwm_buffers();
}
const rgb_matrix_driver_t rgb_matrix_driver = {
.init = init,
.flush = flush,
.set_color = is31fl3218_set_color,
.set_color_all = is31fl3218_set_color_all,
};
# elif defined(IS31FL3731)
static void flush(void) {
is31fl3731_update_pwm_buffers(DRIVER_ADDR_1, 0);
# if defined(DRIVER_ADDR_2)
@ -260,9 +280,9 @@ static void flush(void) {
}
const rgb_matrix_driver_t rgb_matrix_driver = {
.init = init,
.flush = flush,
.set_color = is31fl3731_set_color,
.init = init,
.flush = flush,
.set_color = is31fl3731_set_color,
.set_color_all = is31fl3731_set_color_all,
};