feat(shield) Add Chalice support (#1022)

* add chalice

* add split bs transform

* Update app/boards/shields/chalice/chalice.zmk.yml

Co-authored-by: Nick Winans <nick@winans.codes>

Co-authored-by: Nick Winans <nick@winans.codes>

app/boards/shields/chalice/Kconfig.defconfig

@@ -0,0 +1,9 @@
+# Copyright (c) 2021 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+if SHIELD_CHALICE
+
+config ZMK_KEYBOARD_NAME
+    default "Chalice"
+
+endif

app/boards/shields/chalice/Kconfig.shield

@@ -0,0 +1,5 @@
+# Copyright (c) 2021 The ZMK Contributors
+# SPDX-License-Identifier: MIT
+
+config SHIELD_CHALICE
+    def_bool $(shields_list_contains,chalice)

app/boards/shields/chalice/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 = <14>; /* arbitrary; change at will */
+		spi-one-frame = <0x70>;
+		spi-zero-frame = <0x40>;
+	};
+};
+
+/ {
+	chosen {
+		zmk,underglow = &led_strip;
+	};
+};

app/boards/shields/chalice/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 = <14>; /* arbitrary; change at will */
+		spi-one-frame = <0x70>;
+		spi-zero-frame = <0x40>;
+	};
+};
+
+/ {
+	chosen {
+		zmk,underglow = &led_strip;
+	};
+};

app/boards/shields/chalice/chalice.conf

@@ -0,0 +1,3 @@
+# Uncomment the following lines to enable RGB underglow
+# CONFIG_ZMK_RGB_UNDERGLOW=y
+# CONFIG_WS2812_STRIP=y

app/boards/shields/chalice/chalice.keymap

@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2021 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#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/outputs.h>
+
+/ {
+        keymap {
+                compatible = "zmk,keymap";
+
+                default_layer {
+
+                        bindings = <
+   &kp ESC         &kp GRAVE    &kp N1       &kp N2       &kp N3       &kp N4       &kp N5       &kp N6       &kp N7       &kp N8       &kp N9       &kp N0       &kp MINUS    &kp EQUAL    &kp BSPC
+   &kp INSERT      &kp TAB      &kp Q        &kp W        &kp E        &kp R        &kp T        &kp Y        &kp U        &kp I        &kp O        &kp P        &kp LBKT     &kp RBKT     &kp BSLH
+   &kp DELETE      &kp CAPS     &kp A        &kp S        &kp D        &kp F        &kp G        &kp H        &kp J        &kp K        &kp L        &kp SEMI     &kp SQT      &kp ENTER                    
+                   &kp LSHFT    &kp Z        &kp X        &kp C        &kp V        &kp B        &kp B        &kp N        &kp M        &kp COMMA    &kp DOT      &kp SLASH    &kp RSHFT    &kp UP
+                   &kp LCTRL                 &kp LALT                  &kp SPACE    &mo 1                     &kp SPACE                 &kp RALT                  &kp RCTRL    &kp LEFT     &kp DOWN     &kp RIGHT 
+                                >;
+                        };
+
+                function_layer {
+
+                        bindings = <
+   &bootloader     &out OUT_TOG &kp F1           &kp F2          &kp F3          &kp F4       &kp F5       &kp F6       &kp F7       &kp F8       &kp F9       &kp F10      &kp F11      &kp F12      &trans
+   &trans          &bt BT_CLR   &rgb_ug RGB_TOG  &rgb_ug RGB_HUD &rgb_ug RGB_HUI &trans       &trans       &trans       &trans       &trans       &trans       &trans       &trans       &trans       &trans
+   &trans          &bt BT_SEL 0 &rgb_ug RGB_EFF  &rgb_ug RGB_SAD &rgb_ug RGB_SAI &trans       &trans       &trans       &trans       &trans       &trans       &trans       &trans       &trans 
+                   &bt BT_SEL 1 &rgb_ug RGB_EFR  &rgb_ug RGB_BRD &rgb_ug RGB_BRI &trans       &trans       &trans       &trans       &trans       &trans       &trans       &trans       &trans       &kp PG_UP
+                   &bt BT_SEL 2                  &trans                          &trans       &trans                    &trans                    &trans                    &trans       &kp HOME     &kp PG_DN    &kp END 
+                                >;
+                        };
+        };
+};

app/boards/shields/chalice/chalice.overlay

@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2021 The ZMK Contributors
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <dt-bindings/zmk/matrix_transform.h>
+
+/ {
+    chosen {
+        zmk,kscan = &kscan0;
+        zmk,matrix_transform = &default_transform;
+    };
+
+
+    default_transform: keymap_transform_0 {
+        compatible = "zmk,matrix-transform";
+        columns = <7>;
+        rows = <10>;
+
+        map = <
+        RC(0,0) RC(1,0) RC(0,1) RC(1,1) RC(0,2) RC(1,2) RC(0,3) RC(1,3) RC(0,4) RC(1,4) RC(0,5) RC(1,5) RC(0,6) RC(1,6) RC(4,6)
+        RC(2,0) RC(3,0) RC(2,1) RC(3,1) RC(2,2) RC(3,2) RC(2,3) RC(3,3) RC(2,4) RC(3,4) RC(2,5) RC(3,5) RC(2,6) RC(3,6) RC(5,6)
+        RC(4,0) RC(5,0) RC(4,1) RC(5,1) RC(4,2) RC(5,2) RC(4,3) RC(5,3) RC(4,4) RC(5,4) RC(4,5) RC(5,5) RC(6,6) RC(7,6) 
+                RC(6,0) RC(7,0) RC(6,1) RC(7,1) RC(6,2) RC(7,2) RC(6,3) RC(7,3) RC(6,4) RC(7,4) RC(6,5) RC(7,5) RC(8,6) RC(9,6)
+                RC(8,0)         RC(9,1) RC(8,2)         RC(9,2)         RC(8,3)         RC(9,3) RC(8,4) RC(9,4) RC(8,5) RC(9,5)
+        >;
+    };
+
+    splitbs_transform: keymap_transform_1 {
+        compatible = "zmk,matrix-transform";
+        columns = <7>;
+        rows = <10>;
+
+        map = <
+        RC(0,0) RC(1,0) RC(0,1) RC(1,1) RC(0,2) RC(1,2) RC(0,3) RC(1,3) RC(0,4) RC(1,4) RC(0,5) RC(1,5) RC(0,6) RC(1,6) RC(4,6) RC(8,1)
+        RC(2,0) RC(3,0) RC(2,1) RC(3,1) RC(2,2) RC(3,2) RC(2,3) RC(3,3) RC(2,4) RC(3,4) RC(2,5) RC(3,5) RC(2,6) RC(3,6) RC(5,6)
+        RC(4,0) RC(5,0) RC(4,1) RC(5,1) RC(4,2) RC(5,2) RC(4,3) RC(5,3) RC(4,4) RC(5,4) RC(4,5) RC(5,5) RC(6,6) RC(7,6) 
+                RC(6,0) RC(7,0) RC(6,1) RC(7,1) RC(6,2) RC(7,2) RC(6,3) RC(7,3) RC(6,4) RC(7,4) RC(6,5) RC(7,5) RC(8,6) RC(9,6)
+                RC(8,0)         RC(9,1) RC(8,2)         RC(9,2)         RC(8,3)         RC(9,3) RC(8,4) RC(9,4) RC(8,5) RC(9,5)
+        >;
+    };
+
+
+    kscan0: kscan_0 {
+        compatible = "zmk,kscan-gpio-matrix";
+        label = "KSCAN";
+        diode-direction = "col2row";
+
+        col-gpios
+            = <&pro_micro 18 GPIO_ACTIVE_HIGH>
+            , <&pro_micro 5  GPIO_ACTIVE_HIGH>
+            , <&pro_micro 15 GPIO_ACTIVE_HIGH>
+            , <&pro_micro 0  GPIO_ACTIVE_HIGH>
+            , <&pro_micro 7  GPIO_ACTIVE_HIGH>
+            , <&pro_micro 14 GPIO_ACTIVE_HIGH>
+            , <&pro_micro 6  GPIO_ACTIVE_HIGH>
+            ;
+
+        row-gpios
+            = <&pro_micro 21 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro 2  (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro 3  (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro 20 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro 4  (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro 19 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro 8  (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro 9  (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro 16 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            , <&pro_micro 10 (GPIO_ACTIVE_HIGH | GPIO_PULL_DOWN)>
+            ;
+    };
+};

app/boards/shields/chalice/chalice.zmk.yml

@@ -0,0 +1,9 @@
+file_format: "1"
+id: chalice
+name: Chalice
+type: shield
+url: https://customkbd.com/products/chalice-pre-order
+requires: [pro_micro]
+features:
+  - keys
+  - underglow