Added underglow to sofle shield

commit cd4f9fb9e7efe5760e1b75d4647574ace38c8655
Author: Kim Streich <kim@infusedinsight.com>
Date:   Sat Mar 26 11:53:24 2022 +0400

    Sofle Shield: Added adjust layer to default keymap

commit 2a2dad0041463819489cc054a9210c459f0dee30
Author: Kim Streich <kim@infusedinsight.com>
Date:   Sat Mar 26 12:08:18 2022 +0400

    Sofle Shield: Add underglow support

commit 5ff17c56197293b71dfe304aaad946540a224963
Author: Kim Streich <kim@infusedinsight.com>
Date:   Sat Mar 26 11:34:34 2022 +0400

    Sofle Shield: Increase default encoder resolution

app/boards/shields/sofle/Kconfig.defconfig

@@ -8,7 +8,7 @@ config ZMK_KEYBOARD_NAME
 
 config ZMK_SPLIT_BLE_ROLE_CENTRAL
 	default y
-	
+
 endif
 
 if SHIELD_SOFLE_LEFT || SHIELD_SOFLE_RIGHT
@@ -52,4 +52,10 @@ endchoice
 
 endif # LVGL
 
+if ZMK_RGB_UNDERGLOW
+
+config WS2812_STRIP
+	default y
+endif
+
 endif

app/boards/shields/sofle/boards/nice_nano.overlay

@@ -0,0 +1,28 @@
+&spi1 {
+   compatible = "nordic,nrf-spim";
+   status = "okay";
+   mosi-pin = <6>;
+   // Unused pins, needed for SPI definition, but not used by the ws2812 driver itself.
+   sck-pin = <5>;
+   miso-pin = <7>;
+
+   led_strip: ws2812@0 {
+      compatible = "worldsemi,ws2812-spi";
+      label = "WS2812";
+
+      /* SPI */
+      reg = <0>; /* ignored, but necessary for SPI bindings */
+      spi-max-frequency = <4000000>;
+
+      /* WS2812 */
+      chain-length = <29>; /* arbitrary; change at will */
+      spi-one-frame = <0x70>;
+      spi-zero-frame = <0x40>;
+   };
+};
+
+/ {
+   chosen {
+      zmk,underglow = &led_strip;
+   };
+};

app/boards/shields/sofle/boards/nice_nano_v2.overlay

@@ -0,0 +1,28 @@
+&spi1 {
+   compatible = "nordic,nrf-spim";
+   status = "okay";
+   mosi-pin = <6>;
+   // Unused pins, needed for SPI definition, but not used by the ws2812 driver itself.
+   sck-pin = <5>;
+   miso-pin = <7>;
+
+   led_strip: ws2812@0 {
+      compatible = "worldsemi,ws2812-spi";
+      label = "WS2812";
+
+      /* SPI */
+      reg = <0>; /* ignored, but necessary for SPI bindings */
+      spi-max-frequency = <4000000>;
+
+      /* WS2812 */
+      chain-length = <29>; /* arbitrary; change at will */
+      spi-one-frame = <0x70>;
+      spi-zero-frame = <0x40>;
+   };
+};
+
+/ {
+   chosen {
+      zmk,underglow = &led_strip;
+   };
+};

app/boards/shields/sofle/boards/nrfmicro_11.overlay

@@ -0,0 +1,28 @@
+&spi1 {
+   compatible = "nordic,nrf-spim";
+   status = "okay";
+   mosi-pin = <6>;
+   // Unused pins, needed for SPI definition, but not used by the ws2812 driver itself.
+   sck-pin = <5>;
+   miso-pin = <7>;
+
+   led_strip: ws2812@0 {
+      compatible = "worldsemi,ws2812-spi";
+      label = "WS2812";
+
+      /* SPI */
+      reg = <0>; /* ignored, but necessary for SPI bindings */
+      spi-max-frequency = <4000000>;
+
+      /* WS2812 */
+      chain-length = <29>; /* arbitrary; change at will */
+      spi-one-frame = <0x70>;
+      spi-zero-frame = <0x40>;
+   };
+};
+
+/ {
+   chosen {
+      zmk,underglow = &led_strip;
+   };
+};

app/boards/shields/sofle/boards/nrfmicro_13.overlay

@@ -0,0 +1,28 @@
+&spi1 {
+   compatible = "nordic,nrf-spim";
+   status = "okay";
+   mosi-pin = <6>;
+   // Unused pins, needed for SPI definition, but not used by the ws2812 driver itself.
+   sck-pin = <5>;
+   miso-pin = <7>;
+
+   led_strip: ws2812@0 {
+      compatible = "worldsemi,ws2812-spi";
+      label = "WS2812";
+
+      /* SPI */
+      reg = <0>; /* ignored, but necessary for SPI bindings */
+      spi-max-frequency = <4000000>;
+
+      /* WS2812 */
+      chain-length = <29>; /* arbitrary; change at will */
+      spi-one-frame = <0x70>;
+      spi-zero-frame = <0x40>;
+   };
+};
+
+/ {
+   chosen {
+      zmk,underglow = &led_strip;
+   };
+};

app/boards/shields/sofle/sofle.conf

@@ -7,3 +7,11 @@
 # Uncomment these two lines to add support for encoders
 # CONFIG_EC11=y
 # CONFIG_EC11_TRIGGER_GLOBAL_THREAD=y
+
+# Uncomment this line below to add rgb underglow / backlight support
+# CONFIG_ZMK_RGB_UNDERGLOW=y
+
+# Uncomment the line below to disable external power toggling by the underglow.
+# By default toggling the underglow on and off also toggles external power
+# on and off. This also causes the display to turn off.
+# CONFIG_ZMK_RGB_UNDERGLOW_EXT_POWER=n

app/boards/shields/sofle/sofle.dtsi

@@ -49,7 +49,7 @@ RC(3,0) RC(3,1) RC(3,2) RC(3,3) RC(3,4) RC(3,5) RC(4,5) RC(4,6) RC(3,6) RC(3,7)
         label = "LEFT_ENCODER";
         a-gpios = <&pro_micro 21 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
         b-gpios = <&pro_micro 20 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
-        resolution = <4>;
+        resolution = <2>;
         status = "disabled";
     };
 
@@ -58,7 +58,7 @@ RC(3,0) RC(3,1) RC(3,2) RC(3,3) RC(3,4) RC(3,5) RC(4,5) RC(4,6) RC(3,6) RC(3,7)
         label = "RIGHT_ENCODER";
         a-gpios = <&pro_micro 20 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
         b-gpios = <&pro_micro 21 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>;
-        resolution = <4>;
+        resolution = <2>;
         status = "disabled";
     };
 

app/boards/shields/sofle/sofle.keymap

@@ -7,8 +7,25 @@
 #include <behaviors.dtsi>
 #include <dt-bindings/zmk/keys.h>
 #include <dt-bindings/zmk/bt.h>
+#include <dt-bindings/zmk/rgb.h>
+#include <dt-bindings/zmk/ext_power.h>
+
+#define BASE 0
+#define LOWER 1
+#define RAISE 2
+#define ADJUST 3
 
 / {
+
+   // Activate ADJUST layer by pressing raise and lower
+    conditional_layers {
+        compatible = "zmk,conditional-layers";
+        adjust_layer {
+            if-layers = <LOWER RAISE>;
+            then-layer = <ADJUST>;
+        };
+    };
+
     keymap {
         compatible = "zmk,keymap";
 
@@ -24,7 +41,7 @@
 &kp ESC   &kp Q  &kp W    &kp E    &kp R     &kp T                       &kp Y  &kp U     &kp I     &kp O    &kp P    &kp BSPC
 &kp TAB   &kp A  &kp S    &kp D    &kp F     &kp G                       &kp H  &kp J     &kp K     &kp L    &kp SEMI &kp SQT
 &kp LSHFT &kp Z  &kp X    &kp C    &kp V     &kp B  &kp C_MUTE &none     &kp N  &kp M     &kp COMMA &kp DOT  &kp FSLH &kp RSHFT
-                 &kp LGUI &kp LALT &kp LCTRL &mo 1  &kp RET    &kp SPACE &mo 2  &kp RCTRL &kp RALT  &kp RGUI
+                 &kp LGUI &kp LALT &kp LCTRL &mo LOWER  &kp RET    &kp SPACE &mo RAISE  &kp RCTRL &kp RALT  &kp RGUI
             >;
 
             sensor-bindings = <&inc_dec_kp C_VOL_UP C_VOL_DN &inc_dec_kp PG_UP PG_DN>;
@@ -66,5 +83,23 @@
 
             sensor-bindings = <&inc_dec_kp C_VOL_UP C_VOL_DN &inc_dec_kp PG_UP PG_DN>;
         };
+
+// ------------------------------------------------------------------------------------------------------------
+// |BTCLR | BT1   | BT2   |  BT3  |  BT4  |  BT5  |                |      |      |       |      |       |       |
+// |EXTPWR|RGB_HUD|RGB_HUI|RGB_SAD|RGB_SAI|RGB_EFF|                |      |      |       |      |       |       |
+// |      |RGB_BRD|RGB_BRI|       |       |       |                |      |      |       |      |       |       |
+// |      |       |       |       |       |       |RGB_TOG| |      |      |      |       |      |       |       |
+//                |       |       |       |       |       | |      |      |      |       |      |
+
+        Adjust_layer {
+        bindings = <
+&bt BT_CLR                      &bt BT_SEL 0    &bt BT_SEL 1    &bt BT_SEL 2    &bt BT_SEL 3    &bt BT_SEL 4                                    &none &none &none &none &none &none
+&ext_power EXT_POWER_TOGGLE_CMD &rgb_ug RGB_HUD &rgb_ug RGB_HUI &rgb_ug RGB_SAD &rgb_ug RGB_SAI &rgb_ug RGB_EFF                                 &none &none &none &none &none &none
+&none                           &rgb_ug RGB_BRD &rgb_ug RGB_BRI &none           &none           &none                                           &none &none &none &none &none &none
+&none                           &none           &none           &none           &none           &none               &rgb_ug RGB_TOG  &none      &none &none &none &none &none &none
+                                                &none           &none           &none           &none               &none            &none      &none &none &none &none
+        >;
+        };
+
     };
 };

app/boards/shields/sofle/sofle.zmk.yml

@@ -9,6 +9,7 @@ features:
   - keys
   - display
   - encoder
+  - underglow
 siblings:
   - sofle_left
   - sofle_right