4 Driver support for IS31FL3737 (#18750)
* Added 4 driver support for the IS31FL3737 LED driver * Updated docs for IS31FL3737 to support 4 driversmaster
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@ -164,7 +164,7 @@ There is basic support for addressable RGB matrix lighting with the I2C IS31FL37
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RGB_MATRIX_ENABLE = yes
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RGB_MATRIX_DRIVER = IS31FL3737
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```
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You can use between 1 and 2 IS31FL3737 IC's. Do not specify `DRIVER_ADDR_2` define for second IC if not present on your keyboard.
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You can use between 1 and 4 IS31FL3737 IC's. Do not specify `DRIVER_ADDR_<N>` defines for IC's that are not present on your keyboard.
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Configure the hardware via your `config.h`:
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@ -180,6 +180,8 @@ Configure the hardware via your `config.h`:
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| `RGB_MATRIX_LED_COUNT` | (Required) How many RGB lights are present across all drivers | |
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| `DRIVER_ADDR_1` | (Required) Address for the first RGB driver | |
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| `DRIVER_ADDR_2` | (Optional) Address for the second RGB driver | |
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| `DRIVER_ADDR_3` | (Optional) Address for the third RGB driver | |
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| `DRIVER_ADDR_4` | (Optional) Address for the fourth RGB driver | |
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The IS31FL3737 IC's have on-chip resistors that can be enabled to allow for de-ghosting of the RGB matrix. By default these resistors are not enabled (`ISSI_SWPULLUP`/`ISSI_CSPULLUP` are given the value of`PUR_0R`), the values that can be set to enable de-ghosting are as follows:
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@ -233,7 +235,7 @@ const is31_led PROGMEM g_is31_leds[RGB_MATRIX_LED_COUNT] = {
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}
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```
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Where `X_Y` is the location of the LED in the matrix defined by [the datasheet](https://www.issi.com/WW/pdf/31FL3737.pdf) and the header file `drivers/led/issi/is31fl3737.h`. The `driver` is the index of the driver you defined in your `config.h` (Only `0`, `1` for now).
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Where `X_Y` is the location of the LED in the matrix defined by [the datasheet](https://www.issi.com/WW/pdf/31FL3737.pdf) and the header file `drivers/led/issi/is31fl3737.h`. The `driver` is the index of the driver you defined in your `config.h` (Only `0`, `1`, `2`, or `3` for now).
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---
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### IS31FLCOMMON :id=is31flcommon
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@ -76,6 +76,12 @@ static void init(void) {
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IS31FL3737_init(DRIVER_ADDR_1);
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# if defined(DRIVER_ADDR_2)
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IS31FL3737_init(DRIVER_ADDR_2);
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# if defined(DRIVER_ADDR_3)
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IS31FL3737_init(DRIVER_ADDR_3);
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# if defined(DRIVER_ADDR_4)
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IS31FL3737_init(DRIVER_ADDR_4);
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# endif
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# endif
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# endif
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# elif defined(IS31FL3741)
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@ -154,6 +160,12 @@ static void init(void) {
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IS31FL3737_update_led_control_registers(DRIVER_ADDR_1, 0);
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# if defined(DRIVER_ADDR_2)
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IS31FL3737_update_led_control_registers(DRIVER_ADDR_2, 1);
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# if defined(DRIVER_ADDR_3)
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IS31FL3737_update_led_control_registers(DRIVER_ADDR_3, 2);
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# if defined(DRIVER_ADDR_4)
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IS31FL3737_update_led_control_registers(DRIVER_ADDR_4, 3);
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# endif
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# endif
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# endif
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# elif defined(IS31FL3741)
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@ -235,6 +247,12 @@ static void flush(void) {
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IS31FL3737_update_pwm_buffers(DRIVER_ADDR_1, 0);
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# if defined(DRIVER_ADDR_2)
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IS31FL3737_update_pwm_buffers(DRIVER_ADDR_2, 1);
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# if defined(DRIVER_ADDR_3)
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IS31FL3737_update_pwm_buffers(DRIVER_ADDR_3, 2);
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# if defined(DRIVER_ADDR_4)
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IS31FL3737_update_pwm_buffers(DRIVER_ADDR_4, 3);
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# endif
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# endif
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# endif
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}
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