Align AW20216 driver (#13712)
* Align AW20216 driver * Update drivers/awinic/aw20216.h Co-authored-by: Ryan <fauxpark@gmail.com> * Review comments * formatting fixes * stop if start failed? * review comments Co-authored-by: Ryan <fauxpark@gmail.com>master
parent
56443fe3cf
commit
3858a784c7
|
@ -45,8 +45,6 @@
|
||||||
|
|
||||||
#define AW_PWM_REGISTER_COUNT 216
|
#define AW_PWM_REGISTER_COUNT 216
|
||||||
|
|
||||||
#define AW_SPI_START(PIN) spi_start(PIN, false, 0, AW_SPI_DIVISOR)
|
|
||||||
|
|
||||||
#ifndef AW_SCALING_MAX
|
#ifndef AW_SCALING_MAX
|
||||||
# define AW_SCALING_MAX 150
|
# define AW_SCALING_MAX 150
|
||||||
#endif
|
#endif
|
||||||
|
@ -55,128 +53,89 @@
|
||||||
# define AW_GLOBAL_CURRENT_MAX 150
|
# define AW_GLOBAL_CURRENT_MAX 150
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
#ifndef DRIVER_1_CS
|
|
||||||
# define DRIVER_1_CS B13
|
|
||||||
#endif
|
|
||||||
|
|
||||||
#ifndef DRIVER_1_EN
|
|
||||||
# define DRIVER_1_EN C13
|
|
||||||
#endif
|
|
||||||
|
|
||||||
#ifndef AW_SPI_DIVISOR
|
#ifndef AW_SPI_DIVISOR
|
||||||
# define AW_SPI_DIVISOR 4
|
# define AW_SPI_DIVISOR 4
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
uint8_t g_spi_transfer_buffer[3] = {0};
|
|
||||||
uint8_t g_pwm_buffer[DRIVER_COUNT][AW_PWM_REGISTER_COUNT];
|
uint8_t g_pwm_buffer[DRIVER_COUNT][AW_PWM_REGISTER_COUNT];
|
||||||
bool g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
|
bool g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
|
||||||
|
|
||||||
bool AW20216_write_register(pin_t slave_pin, uint8_t page, uint8_t reg, uint8_t data) {
|
bool AW20216_write(pin_t cs_pin, uint8_t page, uint8_t reg, uint8_t* data, uint8_t len) {
|
||||||
// Do we need to call spi_stop() if this fails?
|
static uint8_t s_spi_transfer_buffer[2] = {0};
|
||||||
if (!AW_SPI_START(slave_pin)) {
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
g_spi_transfer_buffer[0] = (AWINIC_ID | page | AW_WRITE);
|
if (!spi_start(cs_pin, false, 0, AW_SPI_DIVISOR)) {
|
||||||
g_spi_transfer_buffer[1] = reg;
|
|
||||||
g_spi_transfer_buffer[2] = data;
|
|
||||||
|
|
||||||
if (spi_transmit(g_spi_transfer_buffer, 3) != SPI_STATUS_SUCCESS) {
|
|
||||||
spi_stop();
|
spi_stop();
|
||||||
return false;
|
return false;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
s_spi_transfer_buffer[0] = (AWINIC_ID | page | AW_WRITE);
|
||||||
|
s_spi_transfer_buffer[1] = reg;
|
||||||
|
|
||||||
|
if (spi_transmit(s_spi_transfer_buffer, 2) != SPI_STATUS_SUCCESS) {
|
||||||
|
spi_stop();
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (spi_transmit(data, len) != SPI_STATUS_SUCCESS) {
|
||||||
|
spi_stop();
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
spi_stop();
|
spi_stop();
|
||||||
return true;
|
return true;
|
||||||
}
|
}
|
||||||
|
|
||||||
bool AW20216_init_scaling(void) {
|
static inline bool AW20216_write_register(pin_t cs_pin, uint8_t page, uint8_t reg, uint8_t value) {
|
||||||
|
// Little wrapper so callers need not care about sending a buffer
|
||||||
|
return AW20216_write(cs_pin, page, reg, &value, 1);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void AW20216_init_scaling(pin_t cs_pin) {
|
||||||
// Set constant current to the max, control brightness with PWM
|
// Set constant current to the max, control brightness with PWM
|
||||||
aw_led led;
|
for (uint8_t i = 0; i < AW_PWM_REGISTER_COUNT; i++) {
|
||||||
for (uint8_t i = 0; i < DRIVER_LED_TOTAL; i++) {
|
AW20216_write_register(cs_pin, AW_PAGE_SCALING, i, AW_SCALING_MAX);
|
||||||
led = g_aw_leds[i];
|
|
||||||
if (led.driver == 0) {
|
|
||||||
AW20216_write_register(DRIVER_1_CS, AW_PAGE_SCALING, led.r, AW_SCALING_MAX);
|
|
||||||
AW20216_write_register(DRIVER_1_CS, AW_PAGE_SCALING, led.g, AW_SCALING_MAX);
|
|
||||||
AW20216_write_register(DRIVER_1_CS, AW_PAGE_SCALING, led.b, AW_SCALING_MAX);
|
|
||||||
}
|
}
|
||||||
#ifdef DRIVER_2_CS
|
|
||||||
else if (led.driver == 1) {
|
|
||||||
AW20216_write_register(DRIVER_2_CS, AW_PAGE_SCALING, led.r, AW_SCALING_MAX);
|
|
||||||
AW20216_write_register(DRIVER_2_CS, AW_PAGE_SCALING, led.g, AW_SCALING_MAX);
|
|
||||||
AW20216_write_register(DRIVER_2_CS, AW_PAGE_SCALING, led.b, AW_SCALING_MAX);
|
|
||||||
}
|
|
||||||
#endif
|
|
||||||
}
|
|
||||||
return true;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
bool AW20216_soft_enable(void) {
|
static inline void AW20216_init_current_limit(pin_t cs_pin) {
|
||||||
AW20216_write_register(DRIVER_1_CS, AW_PAGE_FUNCTION, AW_REG_CONFIGURATION, AW_CONFIG_DEFAULT | AW_CHIPEN);
|
// Push config
|
||||||
#ifdef DRIVER_2_CS
|
AW20216_write_register(cs_pin, AW_PAGE_FUNCTION, AW_REG_GLOBALCURRENT, AW_GLOBAL_CURRENT_MAX);
|
||||||
AW20216_write_register(DRIVER_2_CS, AW_PAGE_FUNCTION, AW_REG_CONFIGURATION, AW_CONFIG_DEFAULT | AW_CHIPEN);
|
|
||||||
#endif
|
|
||||||
return true;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void AW20216_update_pwm(int index, uint8_t red, uint8_t green, uint8_t blue) {
|
static inline void AW20216_soft_enable(pin_t cs_pin) {
|
||||||
aw_led led = g_aw_leds[index];
|
// Push config
|
||||||
if (led.driver == 0) {
|
AW20216_write_register(cs_pin, AW_PAGE_FUNCTION, AW_REG_CONFIGURATION, AW_CONFIG_DEFAULT | AW_CHIPEN);
|
||||||
AW20216_write_register(DRIVER_1_CS, AW_PAGE_PWM, led.r, red);
|
|
||||||
AW20216_write_register(DRIVER_1_CS, AW_PAGE_PWM, led.g, green);
|
|
||||||
AW20216_write_register(DRIVER_1_CS, AW_PAGE_PWM, led.b, blue);
|
|
||||||
}
|
|
||||||
#ifdef DRIVER_2_CS
|
|
||||||
else if (led.driver == 1) {
|
|
||||||
AW20216_write_register(DRIVER_2_CS, AW_PAGE_PWM, led.r, red);
|
|
||||||
AW20216_write_register(DRIVER_2_CS, AW_PAGE_PWM, led.g, green);
|
|
||||||
AW20216_write_register(DRIVER_2_CS, AW_PAGE_PWM, led.b, blue);
|
|
||||||
}
|
|
||||||
#endif
|
|
||||||
return;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void AW20216_init(void) {
|
void AW20216_init(pin_t cs_pin, pin_t en_pin) {
|
||||||
// All LEDs should start with all scaling and PWM registers as off
|
setPinOutput(en_pin);
|
||||||
setPinOutput(DRIVER_1_EN);
|
writePinHigh(en_pin);
|
||||||
writePinHigh(DRIVER_1_EN);
|
|
||||||
AW20216_write_register(DRIVER_1_CS, AW_PAGE_FUNCTION, AW_REG_GLOBALCURRENT, AW_GLOBAL_CURRENT_MAX);
|
// Drivers should start with all scaling and PWM registers as off
|
||||||
#ifdef DRIVER_2_EN
|
AW20216_init_current_limit(cs_pin);
|
||||||
setPinOutput(DRIVER_2_EN);
|
AW20216_init_scaling(cs_pin);
|
||||||
writePinHigh(DRIVER_2_EN);
|
|
||||||
AW20216_write_register(DRIVER_2_CS, AW_PAGE_FUNCTION, AW_REG_GLOBALCURRENT, AW_GLOBAL_CURRENT_MAX);
|
AW20216_soft_enable(cs_pin);
|
||||||
#endif
|
|
||||||
AW20216_init_scaling();
|
|
||||||
AW20216_soft_enable();
|
|
||||||
return;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void AW20216_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
|
void AW20216_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
|
||||||
aw_led led = g_aw_leds[index];
|
aw_led led = g_aw_leds[index];
|
||||||
|
|
||||||
g_pwm_buffer[led.driver][led.r] = red;
|
g_pwm_buffer[led.driver][led.r] = red;
|
||||||
g_pwm_buffer[led.driver][led.g] = green;
|
g_pwm_buffer[led.driver][led.g] = green;
|
||||||
g_pwm_buffer[led.driver][led.b] = blue;
|
g_pwm_buffer[led.driver][led.b] = blue;
|
||||||
g_pwm_buffer_update_required[led.driver] = true;
|
g_pwm_buffer_update_required[led.driver] = true;
|
||||||
return;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void AW20216_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
|
void AW20216_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
|
||||||
for (uint8_t i = 0; i < DRIVER_LED_TOTAL; i++) {
|
for (uint8_t i = 0; i < DRIVER_LED_TOTAL; i++) {
|
||||||
AW20216_set_color(i, red, green, blue);
|
AW20216_set_color(i, red, green, blue);
|
||||||
}
|
}
|
||||||
return;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void AW20216_write_pwm_buffer(pin_t slave_pin, uint8_t buffer_idx) {
|
void AW20216_update_pwm_buffers(pin_t cs_pin, uint8_t index) {
|
||||||
AW_SPI_START(slave_pin);
|
if (g_pwm_buffer_update_required[index]) {
|
||||||
spi_write((AWINIC_ID | AW_PAGE_PWM | AW_WRITE));
|
AW20216_write(cs_pin, AW_PAGE_PWM, 0, g_pwm_buffer[index], AW_PWM_REGISTER_COUNT);
|
||||||
spi_write(0);
|
}
|
||||||
spi_transmit(g_pwm_buffer[buffer_idx], AW_PWM_REGISTER_COUNT);
|
g_pwm_buffer_update_required[index] = false;
|
||||||
spi_stop();
|
|
||||||
}
|
|
||||||
|
|
||||||
void AW20216_update_pwm_buffers(void) {
|
|
||||||
AW20216_write_pwm_buffer(DRIVER_1_CS, 0);
|
|
||||||
#ifdef DRIVER_2_CS
|
|
||||||
AW20216_write_pwm_buffer(DRIVER_2_CS, 1);
|
|
||||||
#endif
|
|
||||||
return;
|
|
||||||
}
|
}
|
||||||
|
|
|
@ -18,6 +18,7 @@
|
||||||
|
|
||||||
#include <stdint.h>
|
#include <stdint.h>
|
||||||
#include <stdbool.h>
|
#include <stdbool.h>
|
||||||
|
#include "gpio.h"
|
||||||
|
|
||||||
typedef struct aw_led {
|
typedef struct aw_led {
|
||||||
uint8_t driver : 2;
|
uint8_t driver : 2;
|
||||||
|
@ -28,10 +29,10 @@ typedef struct aw_led {
|
||||||
|
|
||||||
extern const aw_led g_aw_leds[DRIVER_LED_TOTAL];
|
extern const aw_led g_aw_leds[DRIVER_LED_TOTAL];
|
||||||
|
|
||||||
void AW20216_init(void);
|
void AW20216_init(pin_t cs_pin, pin_t en_pin);
|
||||||
void AW20216_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
|
void AW20216_set_color(int index, uint8_t red, uint8_t green, uint8_t blue);
|
||||||
void AW20216_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
|
void AW20216_set_color_all(uint8_t red, uint8_t green, uint8_t blue);
|
||||||
void AW20216_update_pwm_buffers(void);
|
void AW20216_update_pwm_buffers(pin_t cs_pin, uint8_t index);
|
||||||
|
|
||||||
#define CS1_SW1 0x00
|
#define CS1_SW1 0x00
|
||||||
#define CS2_SW1 0x01
|
#define CS2_SW1 0x01
|
||||||
|
|
|
@ -186,10 +186,18 @@ const rgb_matrix_driver_t rgb_matrix_driver = {
|
||||||
# include "spi_master.h"
|
# include "spi_master.h"
|
||||||
static void init(void) {
|
static void init(void) {
|
||||||
spi_init();
|
spi_init();
|
||||||
AW20216_init();
|
AW20216_init(DRIVER_1_CS, DRIVER_1_EN);
|
||||||
|
# ifdef DRIVER_2_CS
|
||||||
|
AW20216_init(DRIVER_2_CS, DRIVER_2_EN);
|
||||||
|
# endif
|
||||||
}
|
}
|
||||||
|
|
||||||
static void flush(void) { AW20216_update_pwm_buffers(); }
|
static void flush(void) {
|
||||||
|
AW20216_update_pwm_buffers(DRIVER_1_CS, 0);
|
||||||
|
# ifdef DRIVER_2_CS
|
||||||
|
AW20216_update_pwm_buffers(DRIVER_2_CS, 1);
|
||||||
|
# endif
|
||||||
|
}
|
||||||
|
|
||||||
const rgb_matrix_driver_t rgb_matrix_driver = {
|
const rgb_matrix_driver_t rgb_matrix_driver = {
|
||||||
.init = init,
|
.init = init,
|
||||||
|
|
Loading…
Reference in New Issue