WS2812 driver improvements (#20262)

builddefs/common_features.mk

@@ -574,7 +574,7 @@ ifeq ($(strip $(BACKLIGHT_ENABLE)), yes)
     endif
 endif
 
-VALID_WS2812_DRIVER_TYPES := bitbang pwm spi i2c vendor
+VALID_WS2812_DRIVER_TYPES := bitbang custom i2c pwm spi vendor
 
 WS2812_DRIVER ?= bitbang
 ifeq ($(strip $(WS2812_DRIVER_REQUIRED)), yes)
@@ -584,15 +584,11 @@ ifeq ($(strip $(WS2812_DRIVER_REQUIRED)), yes)
 
     OPT_DEFS += -DWS2812_DRIVER_$(strip $(shell echo $(WS2812_DRIVER) | tr '[:lower:]' '[:upper:]'))
 
-    ifeq ($(strip $(WS2812_DRIVER)), bitbang)
-        SRC += ws2812.c
-    else
-        SRC += ws2812_$(strip $(WS2812_DRIVER)).c
+    SRC += ws2812_$(strip $(WS2812_DRIVER)).c
 
-        ifeq ($(strip $(PLATFORM)), CHIBIOS)
-            ifeq ($(strip $(WS2812_DRIVER)), pwm)
-                OPT_DEFS += -DSTM32_DMA_REQUIRED=TRUE
-            endif
+    ifeq ($(strip $(PLATFORM)), CHIBIOS)
+        ifeq ($(strip $(WS2812_DRIVER)), pwm)
+            OPT_DEFS += -DSTM32_DMA_REQUIRED=TRUE
         endif
     endif
 

data/mappings/info_config.hjson

@@ -119,6 +119,8 @@
     "USB_MAX_POWER_CONSUMPTION": {"info_key": "usb.max_power", "value_type": "int"},
     "USB_POLLING_INTERVAL_MS": {"info_key": "usb.polling_interval", "value_type": "int"},
     "USB_SUSPEND_WAKEUP_DELAY": {"info_key": "usb.suspend_wakeup_delay", "value_type": "int"},
+    "WS2812_I2C_ADDRESS": {"info_key": "ws2812.i2c_address", "value_type": "hex"},
+    "WS2812_I2C_TIMEOUT": {"info_key": "ws2812.i2c_timeout", "value_type": "int"},
 
     // Items we want flagged in lint
     "NO_ACTION_MACRO": {"info_key": "_invalid.no_action_macro", "invalid": true},

data/schemas/keyboard.jsonschema

@@ -707,8 +707,10 @@
             "properties": {
                 "driver": {
                     "type": "string",
-                    "enum": ["bitbang", "i2c", "pwm", "spi", "vendor"]
-                }
+                    "enum": ["bitbang", "custom", "i2c", "pwm", "spi", "vendor"]
+                },
+                "i2c_address": {"$ref": "qmk.definitions.v1#/hex_number_2d"},
+                "i2c_timeout": {"$ref": "qmk.definitions.v1#/unsigned_int"}
             }
         }
     }

docs/ws2812_driver.md

@@ -72,8 +72,8 @@ WS2812_DRIVER = i2c
 
 Configure the hardware via your config.h:
 ```c
-#define WS2812_ADDRESS 0xb0 // default: 0xb0
-#define WS2812_TIMEOUT 100 // default: 100
+#define WS2812_I2C_ADDRESS 0xB0 // default: 0xB0
+#define WS2812_I2C_TIMEOUT 100 // default: 100
 ```
 
 ### SPI

keyboards/1k/keymaps/default/rules.mk

@@ -1,2 +1,2 @@
-SRC += ws2812.c
+WS2812_DRIVER_REQUIRED = yes
 SRC += color.c

keyboards/1k/keymaps/media/rules.mk

@@ -1,3 +1,3 @@
-SRC += ws2812.c
+WS2812_DRIVER_REQUIRED = yes
 SRC += color.c
 EXTRAKEY_ENABLE = yes

keyboards/dp60/keymaps/indicator/led_driver.c

@@ -18,7 +18,7 @@
 #define RGB_DI_PIN RGB_INDICATOR_PIN
 #define ws2812_setleds indicator_setleds
 #define ws2812_setleds_pin indicator_setleds_pin
-#include "ws2812.c"
+#include "ws2812_bitbang.c"
 
 void indicator_write(LED_TYPE *start_led, uint8_t num_leds)
 {

keyboards/handwired/promethium/rules.mk

@@ -19,8 +19,8 @@ PS2_DRIVER = interrupt
 CUSTOM_MATRIX = yes
 BLUETOOTH_ENABLE = yes
 BLUETOOTH_DRIVER = BluefruitLE
+WS2812_DRIVER_REQUIRED = yes
 
-SRC += ws2812.c
 SRC += rgbsps.c
 SRC += analog.c
 SRC += matrix.c

keyboards/matrix/noah/rules.mk

@@ -29,7 +29,8 @@ RGB_MATRIX_DRIVER = IS31FL3731
 
 RGBLIGHT_ENABLE = yes
 RGBLIGHT_CUSTOM_DRIVER = yes
+WS2812_DRIVER_REQUIRED = yes
 
 CUSTOM_MATRIX = yes
 # project specific files
-SRC += ws2812.c matrix.c
+SRC += matrix.c

keyboards/mschwingen/modelm/led_ws2812/rules.mk

@@ -1,2 +1 @@
-# variant for WS2812 LEDs
-SRC += ws2812.c
+WS2812_DRIVER_REQUIRED = yes

keyboards/oddforge/vea/info.json

@@ -12,7 +12,7 @@
         "pin": "D4"
     },
     "ws2812": {
-        "driver": "i2c"
+        "driver": "custom"
     },
     "indicators": {
         "caps_lock": "D1",

keyboards/oddforge/vea/vea.c

@@ -1,33 +0,0 @@
-/*
-Copyright 2021 MajorKoos <github.com/majorkoos>
-
-This program is free software: you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation, either version 2 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*/
-#include "vea.h"
-
-void rgblight_call_driver(LED_TYPE *start_led, uint8_t num_leds) { vea_setleds(start_led, num_leds); }
-
-void vea_rgb_init(void) { i2c_init(); }
-
-// Setleds for standard RGB
-void vea_setleds(LED_TYPE *ledarray, uint16_t leds) {
-    static bool s_init = false;
-    if (!s_init) {
-        vea_rgb_init();
-        s_init = true;
-    }
-
-    i2c_transmit(WS2812_ADDRESS, (uint8_t *)ledarray, sizeof(LED_TYPE) * (leds >> 1), WS2812_TIMEOUT);
-    i2c_transmit(WS2812_ADDRESS_SPLIT, (uint8_t *)ledarray+(sizeof(LED_TYPE) * (leds >> 1)), sizeof(LED_TYPE) * (leds - (leds >> 1)), WS2812_TIMEOUT);
-};

keyboards/oddforge/vea/vea.h

@@ -16,17 +16,8 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #pragma once
-#include "quantum.h"
-#include "i2c_master.h"
-#include "rgblight.h"
-#include "ws2812.h"
-#include "led.h"
-
-#define WS2812_ADDRESS 0xb0
-#define WS2812_ADDRESS_SPLIT 0xb8
-#define WS2812_TIMEOUT 100
 
-void vea_setleds(LED_TYPE *ledarray, uint16_t leds);
+#include "quantum.h"
 
 /*
 LEFT

keyboards/oddforge/vea/ws2812_custom.c

@@ -0,0 +1,34 @@
+#include "ws2812.h"
+#include "i2c_master.h"
+
+#ifdef RGBW
+#    error "RGBW not supported"
+#endif
+
+#ifndef WS2812_I2C_ADDRESS
+#    define WS2812_I2C_ADDRESS 0xB0
+#endif
+
+#ifndef WS2812_I2C_ADDRESS_RIGHT
+#    define WS2812_I2C_ADDRESS_RIGHT 0xB8
+#endif
+
+#ifndef WS2812_I2C_TIMEOUT
+#    define WS2812_I2C_TIMEOUT 100
+#endif
+
+void ws2812_init(void) {
+    i2c_init();
+}
+
+// Setleds for standard RGB
+void ws2812_setleds(LED_TYPE *ledarray, uint16_t leds) {
+    static bool s_init = false;
+    if (!s_init) {
+        ws2812_init();
+        s_init = true;
+    }
+
+    i2c_transmit(WS2812_I2C_ADDRESS, (uint8_t *)ledarray, sizeof(LED_TYPE) * (leds >> 1), WS2812_I2C_TIMEOUT);
+    i2c_transmit(WS2812_I2C_ADDRESS_RIGHT, (uint8_t *)ledarray+(sizeof(LED_TYPE) * (leds >> 1)), sizeof(LED_TYPE) * (leds - (leds >> 1)), WS2812_I2C_TIMEOUT);
+}

keyboards/work_louder/rgb_functions.c

@@ -22,7 +22,7 @@
 
 #define ws2812_setleds ws2812_rgb_setleds
 
-#include "ws2812.c"
+#include "ws2812_bitbang.c"
 
 void rgblight_call_driver(LED_TYPE *start_led, uint8_t num_leds) {
     ws2812_setleds(start_led, num_leds);

keyboards/xelus/dawn60/rev1/rules.mk

@@ -17,13 +17,13 @@ AUDIO_ENABLE = no           # Audio output
 RGBLIGHT_ENABLE = no        # Enable WS2812 RGB underlight. - We have custom RGB underglow
 
 CIE1931_CURVE = yes
+WS2812_DRIVER_REQUIRED = yes
 
 
 # project specific files
 SRC +=	keyboards/wilba_tech/wt_main.c \
 		keyboards/wilba_tech/wt_rgb_backlight.c \
 		quantum/color.c \
-		drivers/led/issi/is31fl3731.c \
-		ws2812.c
+		drivers/led/issi/is31fl3731.c
 
 QUANTUM_LIB_SRC += i2c_master.c

keyboards/xelus/dawn60/rev1_qmk/rules.mk

@@ -19,12 +19,12 @@ RGBLIGHT_ENABLE = no        # Enable WS2812 RGB underlight. - We have custom RGB
 
 RGB_MATRIX_ENABLE = yes     # Enable RGB matrix effects.
 RGB_MATRIX_DRIVER = custom  # Enable RGB matrix effects.
+WS2812_DRIVER_REQUIRED = yes
 
 COMMON_VPATH += $(DRIVER_PATH)/issi
 
 # project specific files
-SRC +=  drivers/led/issi/is31fl3731.c \
-        ws2812.c
+SRC +=  drivers/led/issi/is31fl3731.c
 
 QUANTUM_LIB_SRC += i2c_master.c 
 

keyboards/xiudi/xd002/keymaps/multilayer_rgb/rules.mk

@@ -1,2 +1,2 @@
-SRC += ws2812.c
+WS2812_DRIVER_REQUIRED = yes
 EXTRAKEY_ENABLE = yes

keyboards/xiudi/xd002/keymaps/rgb_lite/rules.mk

@@ -1 +1 @@
-SRC += ws2812.c
+WS2812_DRIVER_REQUIRED = yes

platforms/avr/drivers/ws2812_i2c.c

@@ -5,12 +5,12 @@
 #    error "RGBW not supported"
 #endif
 
-#ifndef WS2812_ADDRESS
-#    define WS2812_ADDRESS 0xb0
+#ifndef WS2812_I2C_ADDRESS
+#    define WS2812_I2C_ADDRESS 0xB0
 #endif
 
-#ifndef WS2812_TIMEOUT
-#    define WS2812_TIMEOUT 100
+#ifndef WS2812_I2C_TIMEOUT
+#    define WS2812_I2C_TIMEOUT 100
 #endif
 
 void ws2812_init(void) {
@@ -25,5 +25,5 @@ void ws2812_setleds(LED_TYPE *ledarray, uint16_t leds) {
         s_init = true;
     }
 
-    i2c_transmit(WS2812_ADDRESS, (uint8_t *)ledarray, sizeof(LED_TYPE) * leds, WS2812_TIMEOUT);
+    i2c_transmit(WS2812_I2C_ADDRESS, (uint8_t *)ledarray, sizeof(LED_TYPE) * leds, WS2812_I2C_TIMEOUT);
 }

quantum/rgb_matrix/rgb_matrix_drivers.c

@@ -359,7 +359,6 @@ LED_TYPE rgb_matrix_ws2812_array[RGB_MATRIX_LED_COUNT];
 static void init(void) {}
 
 static void flush(void) {
-    // Assumes use of RGB_DI_PIN
     ws2812_setleds(rgb_matrix_ws2812_array, RGB_MATRIX_LED_COUNT);
 }