Chibios: use WFI in idle. WIP suspend stuff.

keyboard/stm32_onekey/chconf.h

@@ -103,6 +103,10 @@
  */
 #define CH_CFG_NO_IDLE_THREAD               FALSE
 
+/* Use __WFI in the idle thread for waiting. Does lower the power
+ * consumption. */
+#define CORTEX_ENABLE_WFI_IDLE              TRUE
+
 /** @} */
 
 /*===========================================================================*/

keyboard/stm32_onekey/keymap_plain.c

@@ -25,7 +25,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "keymap.h"
 
 static const uint8_t keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
-    {{KC_A}},
+    {{KC_CAPS}}, // test with KC_CAPS, KC_A, KC_BTLD
 };
 
 static const uint16_t fn_actions[] = {

keyboard/teensy_lc_onekey/chconf.h

@@ -103,6 +103,10 @@
  */
 #define CH_CFG_NO_IDLE_THREAD               FALSE
 
+/* Use __WFI in the idle thread for waiting. Does lower the power
+ * consumption. */
+#define CORTEX_ENABLE_WFI_IDLE              TRUE
+
 /** @} */
 
 /*===========================================================================*/

keyboard/teensy_lc_onekey/instructions.md

@@ -16,6 +16,8 @@ It's set up for Teensy LC. To use 3.x, you'll need to edit the `Makefile` (and c
 
 ## Credits
 
+TMK itself is written by hasu, original sources [here](https://github.com/tmk/tmk_keyboard).
+
 The USB support for Kinetis MCUs is due to RedoX. His ChibiOS fork is also [on github](https://github.com/RedoXyde/ChibiOS); but it doesn't include Teensy LC definitions.
 
 ## Features that are not implemented yet

keyboard/teensy_lc_onekey/keymap_plain.c

@@ -25,8 +25,8 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "keymap.h"
 
 static const uint8_t keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
-    {{KC_BTLD}},
-};  // to test: KC_CAPS, KT_BTLD
+    {{KC_A}},
+};  // to test: KC_CAPS, KT_BTLD, KC_A
 
 static const uint16_t fn_actions[] = {
 };