[Keyboard] Bathroom Epiphanies Frosty Flake rev 20130602 (#15365)

* add optional support for Frosty Flake rev 20130602

* update documentation with instructions on building for rev 20130602

* support revisions using subfolders instead of preprocessor directives

* rules.mk cleanup

1 files changed, 0 insertions, 24 deletions

diff --git a/keyboards/bpiphany/frosty_flake/frosty_flake.c b/keyboards/bpiphany/frosty_flake/frosty_flake.c
deleted file mode 100644
index be4e1a3124..0000000000
--- a/keyboards/bpiphany/frosty_flake/frosty_flake.c
+++ /dev/null
@@ -1,24 +0,0 @@
-#include "frosty_flake.h"
-
-void keyboard_pre_init_kb() {
-    setPinOutput(B7); // num lock
-    writePinHigh(B7);
-    setPinOutput(C5); // caps lock
-    writePinHigh(C7);
-    setPinOutput(C6); // scroll lock
-    writePinHigh(C6);
-
-    keyboard_pre_init_user();
-}
-
-bool led_update_kb(led_t usb_led) {
-    // user requests no further processing
-    if (!led_update_user(usb_led))
-        return true;
-
-    writePin(C5, !usb_led.caps_lock);
-    writePin(B7, !usb_led.num_lock);
-    writePin(C6, !usb_led.scroll_lock);
-
-    return true;
-}