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path: root/drivers/led/issi/is31fl3741.c
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Diffstat (limited to 'drivers/led/issi/is31fl3741.c')
-rw-r--r--drivers/led/issi/is31fl3741.c168
1 files changed, 89 insertions, 79 deletions
diff --git a/drivers/led/issi/is31fl3741.c b/drivers/led/issi/is31fl3741.c
index 70671c2a40..5e4ed711ca 100644
--- a/drivers/led/issi/is31fl3741.c
+++ b/drivers/led/issi/is31fl3741.c
@@ -17,63 +17,58 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#include "wait.h"
-
#include "is31fl3741.h"
#include <string.h>
#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
+#include "wait.h"
+
+#define IS31FL3741_COMMANDREGISTER 0xFD
+#define IS31FL3741_COMMANDREGISTER_WRITELOCK 0xFE
+#define IS31FL3741_INTERRUPTMASKREGISTER 0xF0
+#define IS31FL3741_INTERRUPTSTATUSREGISTER 0xF1
+#define IS31FL3741_IDREGISTER 0xFC
+
+#define IS31FL3741_PAGE_PWM0 0x00 // PG0
+#define IS31FL3741_PAGE_PWM1 0x01 // PG1
+#define IS31FL3741_PAGE_SCALING_0 0x02 // PG2
+#define IS31FL3741_PAGE_SCALING_1 0x03 // PG3
+#define IS31FL3741_PAGE_FUNCTION 0x04 // PG4
+
+#define IS31FL3741_REG_CONFIGURATION 0x00 // PG4
+#define IS31FL3741_REG_GLOBALCURRENT 0x01 // PG4
+#define IS31FL3741_REG_PULLDOWNUP 0x02 // PG4
+#define IS31FL3741_REG_PWM_FREQUENCY 0x36 // PG4
+#define IS31FL3741_REG_RESET 0x3F // PG4
+
+#ifndef IS31FL3741_I2C_TIMEOUT
+# define IS31FL3741_I2C_TIMEOUT 100
#endif
-#ifndef ISSI_PERSISTENCE
-# define ISSI_PERSISTENCE 0
+#ifndef IS31FL3741_I2C_PERSISTENCE
+# define IS31FL3741_I2C_PERSISTENCE 0
#endif
-#ifndef ISSI_SWPULLUP
-# define ISSI_SWPULLUP PUR_32KR
+#ifndef IS31FL3741_CONFIGURATION
+# define IS31FL3741_CONFIGURATION 0x01
#endif
-#ifndef ISSI_CSPULLUP
-# define ISSI_CSPULLUP PUR_32KR
+#ifndef IS31FL3741_PWM_FREQUENCY
+# define IS31FL3741_PWM_FREQUENCY IS31FL3741_PWM_FREQUENCY_29K_HZ
#endif
-#ifndef ISSI_GLOBALCURRENT
-# define ISSI_GLOBALCURRENT 0xFF
+#ifndef IS31FL3741_SWPULLUP
+# define IS31FL3741_SWPULLUP IS31FL3741_PUR_32KR
#endif
-#define ISSI_MAX_LEDS 351
+#ifndef IS31FL3741_CSPULLUP
+# define IS31FL3741_CSPULLUP IS31FL3741_PUR_32KR
+#endif
+
+#ifndef IS31FL3741_GLOBALCURRENT
+# define IS31FL3741_GLOBALCURRENT 0xFF
+#endif
+
+#define IS31FL3741_MAX_LEDS 351
// Transfer buffer for TWITransmitData()
uint8_t g_twi_transfer_buffer[20] = {0xFF};
@@ -84,22 +79,22 @@ uint8_t g_twi_transfer_buffer[20] = {0xFF};
// 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[DRIVER_COUNT] = {false};
-bool g_scaling_registers_update_required[DRIVER_COUNT] = {false};
+uint8_t g_pwm_buffer[IS31FL3741_DRIVER_COUNT][IS31FL3741_MAX_LEDS];
+bool g_pwm_buffer_update_required[IS31FL3741_DRIVER_COUNT] = {false};
+bool g_scaling_registers_update_required[IS31FL3741_DRIVER_COUNT] = {false};
-uint8_t g_scaling_registers[DRIVER_COUNT][ISSI_MAX_LEDS];
+uint8_t g_scaling_registers[IS31FL3741_DRIVER_COUNT][IS31FL3741_MAX_LEDS];
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;
+#if IS31FL3741_I2C_PERSISTENCE > 0
+ for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) {
+ if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, IS31FL3741_I2C_TIMEOUT) == 0) break;
}
#else
- i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, ISSI_TIMEOUT);
+ i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, IS31FL3741_I2C_TIMEOUT);
#endif
}
@@ -109,21 +104,21 @@ bool is31fl3741_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
for (int i = 0; i < 342; i += 18) {
if (i == 180) {
// unlock the command register and select PG1
- is31fl3741_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
- is31fl3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_PWM1);
+ is31fl3741_write_register(addr, IS31FL3741_COMMANDREGISTER_WRITELOCK, 0xC5);
+ is31fl3741_write_register(addr, IS31FL3741_COMMANDREGISTER, IS31FL3741_PAGE_PWM1);
}
g_twi_transfer_buffer[0] = i % 180;
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) {
+#if IS31FL3741_I2C_PERSISTENCE > 0
+ for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) {
+ if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 19, IS31FL3741_I2C_TIMEOUT) != 0) {
return false;
}
}
#else
- if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 19, ISSI_TIMEOUT) != 0) {
+ if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 19, IS31FL3741_I2C_TIMEOUT) != 0) {
return false;
}
#endif
@@ -133,14 +128,14 @@ bool is31fl3741_write_pwm_buffer(uint8_t addr, uint8_t *pwm_buffer) {
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) {
+#if IS31FL3741_I2C_PERSISTENCE > 0
+ for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) {
+ if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 10, IS31FL3741_I2C_TIMEOUT) != 0) {
return false;
}
}
#else
- if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 10, ISSI_TIMEOUT) != 0) {
+ if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 10, IS31FL3741_I2C_TIMEOUT) != 0) {
return false;
}
#endif
@@ -156,18 +151,20 @@ void is31fl3741_init(uint8_t addr) {
// Unlock the command register.
// Unlock the command register.
- is31fl3741_write_register(addr, ISSI_COMMANDREGISTER_WRITELOCK, 0xC5);
+ is31fl3741_write_register(addr, IS31FL3741_COMMANDREGISTER_WRITELOCK, 0xC5);
// Select PG4
- is31fl3741_write_register(addr, ISSI_COMMANDREGISTER, ISSI_PAGE_FUNCTION);
+ is31fl3741_write_register(addr, IS31FL3741_COMMANDREGISTER, IS31FL3741_PAGE_FUNCTION);
// Set to Normal operation
- is31fl3741_write_register(addr, ISSI_REG_CONFIGURATION, 0x01);
+ is31fl3741_write_register(addr, IS31FL3741_REG_CONFIGURATION, IS31FL3741_CONFIGURATION);
// Set Golbal Current Control Register
- is31fl3741_write_register(addr, ISSI_REG_GLOBALCURRENT, ISSI_GLOBALCURRENT);
+ is31fl3741_write_register(addr, IS31FL3741_REG_GLOBALCURRENT, IS31FL3741_GLOBALCURRENT);
// Set Pull up & Down for SWx CSy
- is31fl3741_write_register(addr, ISSI_REG_PULLDOWNUP, ((ISSI_CSPULLUP << 4) | ISSI_SWPULLUP));
+ is31fl3741_write_register(addr, IS31FL3741_REG_PULLDOWNUP, ((IS31FL3741_CSPULLUP << 4) | IS31FL3741_SWPULLUP));
+ // Set PWM frequency
+ is31fl3741_write_register(addr, IS31FL3741_REG_PWM_FREQUENCY, (IS31FL3741_PWM_FREQUENCY & 0b1111));
// is31fl3741_update_led_scaling_registers(addr, 0xFF, 0xFF, 0xFF);
@@ -176,9 +173,9 @@ void is31fl3741_init(uint8_t addr) {
}
void is31fl3741_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
- is31_led led;
+ is31fl3741_led_t led;
if (index >= 0 && index < RGB_MATRIX_LED_COUNT) {
- memcpy_P(&led, (&g_is31_leds[index]), sizeof(led));
+ memcpy_P(&led, (&g_is31fl3741_leds[index]), sizeof(led));
if (g_pwm_buffer[led.driver][led.r] == red && g_pwm_buffer[led.driver][led.g] == green && g_pwm_buffer[led.driver][led.b] == blue) {
return;
@@ -197,8 +194,8 @@ 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) {
- is31_led led;
- memcpy_P(&led, (&g_is31_leds[index]), sizeof(led));
+ is31fl3741_led_t led;
+ memcpy_P(&led, (&g_is31fl3741_leds[index]), sizeof(led));
if (red) {
g_scaling_registers[led.driver][led.r] = 0xFF;
@@ -224,8 +221,8 @@ void is31fl3741_set_led_control_register(uint8_t index, bool red, bool green, bo
void is31fl3741_update_pwm_buffers(uint8_t addr, uint8_t index) {
if (g_pwm_buffer_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_PWM0);
+ is31fl3741_write_register(addr, IS31FL3741_COMMANDREGISTER_WRITELOCK, 0xC5);
+ is31fl3741_write_register(addr, IS31FL3741_COMMANDREGISTER, IS31FL3741_PAGE_PWM0);
is31fl3741_write_pwm_buffer(addr, g_pwm_buffer[index]);
}
@@ -233,7 +230,7 @@ void is31fl3741_update_pwm_buffers(uint8_t addr, uint8_t index) {
g_pwm_buffer_update_required[index] = false;
}
-void is31fl3741_set_pwm_buffer(const is31_led *pled, uint8_t red, uint8_t green, uint8_t blue) {
+void is31fl3741_set_pwm_buffer(const is31fl3741_led_t *pled, uint8_t red, uint8_t green, uint8_t blue) {
g_pwm_buffer[pled->driver][pled->r] = red;
g_pwm_buffer[pled->driver][pled->g] = green;
g_pwm_buffer[pled->driver][pled->b] = blue;
@@ -244,8 +241,8 @@ void is31fl3741_set_pwm_buffer(const is31_led *pled, uint8_t red, uint8_t green,
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);
+ is31fl3741_write_register(addr, IS31FL3741_COMMANDREGISTER_WRITELOCK, 0xC5);
+ is31fl3741_write_register(addr, IS31FL3741_COMMANDREGISTER, IS31FL3741_PAGE_SCALING_0);
// CS1_SW1 to CS30_SW6 are on PG2
for (int i = CS1_SW1; i <= CS30_SW6; ++i) {
@@ -253,8 +250,8 @@ void is31fl3741_update_led_control_registers(uint8_t addr, uint8_t index) {
}
// 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);
+ is31fl3741_write_register(addr, IS31FL3741_COMMANDREGISTER_WRITELOCK, 0xC5);
+ is31fl3741_write_register(addr, IS31FL3741_COMMANDREGISTER, IS31FL3741_PAGE_SCALING_1);
// CS1_SW7 to CS39_SW9 are on PG3
for (int i = CS1_SW7; i <= CS39_SW9; ++i) {
@@ -265,10 +262,23 @@ void is31fl3741_update_led_control_registers(uint8_t addr, uint8_t index) {
}
}
-void is31fl3741_set_scaling_registers(const is31_led *pled, uint8_t red, uint8_t green, uint8_t blue) {
+void is31fl3741_set_scaling_registers(const is31fl3741_led_t *pled, uint8_t red, uint8_t green, uint8_t blue) {
g_scaling_registers[pled->driver][pled->r] = red;
g_scaling_registers[pled->driver][pled->g] = green;
g_scaling_registers[pled->driver][pled->b] = blue;
g_scaling_registers_update_required[pled->driver] = true;
}
+
+void is31fl3741_flush(void) {
+ is31fl3741_update_pwm_buffers(IS31FL3741_I2C_ADDRESS_1, 0);
+#if defined(IS31FL3741_I2C_ADDRESS_2)
+ is31fl3741_update_pwm_buffers(IS31FL3741_I2C_ADDRESS_2, 1);
+# if defined(IS31FL3741_I2C_ADDRESS_3)
+ is31fl3741_update_pwm_buffers(IS31FL3741_I2C_ADDRESS_3, 2);
+# if defined(IS31FL3741_I2C_ADDRESS_4)
+ is31fl3741_update_pwm_buffers(IS31FL3741_I2C_ADDRESS_4, 3);
+# endif
+# endif
+#endif
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-25 18:15:53 +0000