[Keyboard] Add VIA support for CA66 (#11522)

* Add VIA support

made changes to add VIA support for the CA66

- added VIA keymap.c, readme.md, rules.mk
- changes made to main rules.mk to keep firmware size down (mousekey_enable = no; backlight_enable = no)
- changed VENDOR_ID in config.h from 0xFEED to 0x504B (PK)

* Minor changes to CA66 for VIA support

edited keymap info
enabled backlight

* Update vendorID

Change to vendorID to remove conflict with previously chosen vendorID already in use

* Update keyboards/playkbtw/ca66/rules.mk

Co-authored-by: Joel Challis <git@zvecr.com>

* Update keyboards/playkbtw/ca66/keymaps/via/readme.md

Co-authored-by: Joel Challis <git@zvecr.com>

* Update keyboards/playkbtw/ca66/keymaps/via/keymap.c

Co-authored-by: Joel Challis <git@zvecr.com>

Co-authored-by: Joel Challis <git@zvecr.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/keyboards/playkbtw/ca66/keymaps/via/readme.md b/keyboards/playkbtw/ca66/keymaps/via/readme.md
new file mode 100644
index 0000000000..2ccd69462a
--- /dev/null
+++ b/keyboards/playkbtw/ca66/keymaps/via/readme.md
@@ -0,0 +1,9 @@
+#  The VIA keymap for the PlayKeyboardTW CA66
+
+Based on the KeLorean CA66 keymap.
+* Made for HHKB layout with CA66 badge in lower left corner and split spacebars.
+* Left Spacebar - tap for backspace, hold for Layer1
+* Right Spacebar - tap for space, hold for Layer2
+* Layer 2 is same as Layer 1 except Left Spacebar is now delete
+* Cap Locks has been replaced with Momentary Toggle to Layer3
+* Layer 3 tab is the soft reset.