From 9d4c4ceee13bfa229de6be2255e83c9c324259d6 Mon Sep 17 00:00:00 2001 From: Jamal Bouajjaj Date: Mon, 17 Oct 2022 17:26:58 -0400 Subject: 4 Driver support for IS31FL3737 (#18750) * Added 4 driver support for the IS31FL3737 LED driver * Updated docs for IS31FL3737 to support 4 drivers --- docs/feature_rgb_matrix.md | 6 ++++-- quantum/rgb_matrix/rgb_matrix_drivers.c | 18 ++++++++++++++++++ 2 files changed, 22 insertions(+), 2 deletions(-) diff --git a/docs/feature_rgb_matrix.md b/docs/feature_rgb_matrix.md index e0c46f60e2..a7ef55b4bc 100644 --- a/docs/feature_rgb_matrix.md +++ b/docs/feature_rgb_matrix.md @@ -164,7 +164,7 @@ There is basic support for addressable RGB matrix lighting with the I2C IS31FL37 RGB_MATRIX_ENABLE = yes RGB_MATRIX_DRIVER = IS31FL3737 ``` -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. +You can use between 1 and 4 IS31FL3737 IC's. Do not specify `DRIVER_ADDR_` defines for IC's that are not present on your keyboard. Configure the hardware via your `config.h`: @@ -180,6 +180,8 @@ Configure the hardware via your `config.h`: | `RGB_MATRIX_LED_COUNT` | (Required) How many RGB lights are present across all drivers | | | `DRIVER_ADDR_1` | (Required) Address for the first RGB driver | | | `DRIVER_ADDR_2` | (Optional) Address for the second RGB driver | | +| `DRIVER_ADDR_3` | (Optional) Address for the third RGB driver | | +| `DRIVER_ADDR_4` | (Optional) Address for the fourth RGB driver | | 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: @@ -233,7 +235,7 @@ const is31_led PROGMEM g_is31_leds[RGB_MATRIX_LED_COUNT] = { } ``` -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). +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). --- ### IS31FLCOMMON :id=is31flcommon diff --git a/quantum/rgb_matrix/rgb_matrix_drivers.c b/quantum/rgb_matrix/rgb_matrix_drivers.c index e75b2c6c9d..b4d23f8201 100644 --- a/quantum/rgb_matrix/rgb_matrix_drivers.c +++ b/quantum/rgb_matrix/rgb_matrix_drivers.c @@ -76,6 +76,12 @@ static void init(void) { IS31FL3737_init(DRIVER_ADDR_1); # if defined(DRIVER_ADDR_2) IS31FL3737_init(DRIVER_ADDR_2); +# if defined(DRIVER_ADDR_3) + IS31FL3737_init(DRIVER_ADDR_3); +# if defined(DRIVER_ADDR_4) + IS31FL3737_init(DRIVER_ADDR_4); +# endif +# endif # endif # elif defined(IS31FL3741) @@ -154,6 +160,12 @@ static void init(void) { IS31FL3737_update_led_control_registers(DRIVER_ADDR_1, 0); # if defined(DRIVER_ADDR_2) IS31FL3737_update_led_control_registers(DRIVER_ADDR_2, 1); +# if defined(DRIVER_ADDR_3) + IS31FL3737_update_led_control_registers(DRIVER_ADDR_3, 2); +# if defined(DRIVER_ADDR_4) + IS31FL3737_update_led_control_registers(DRIVER_ADDR_4, 3); +# endif +# endif # endif # elif defined(IS31FL3741) @@ -235,6 +247,12 @@ static void flush(void) { IS31FL3737_update_pwm_buffers(DRIVER_ADDR_1, 0); # if defined(DRIVER_ADDR_2) IS31FL3737_update_pwm_buffers(DRIVER_ADDR_2, 1); +# if defined(DRIVER_ADDR_3) + IS31FL3737_update_pwm_buffers(DRIVER_ADDR_3, 2); +# if defined(DRIVER_ADDR_4) + IS31FL3737_update_pwm_buffers(DRIVER_ADDR_4, 3); +# endif +# endif # endif } -- cgit v1.2.3