Make PS2 init delay configurable. Some devices are not fully powered up

[qmk_firmware.git] / tmk_core / protocol / ps2_mouse.c

diff --git a/tmk_core/protocol/ps2_mouse.c b/tmk_core/protocol/ps2_mouse.c
index c3e8b3c1c3354753cc3ce12d902c6978caf8af16..82f6966e8ed7697011dd738c280f2f26c4f6bfc8 100644 (file)
--- a/tmk_core/protocol/ps2_mouse.c
+++ b/tmk_core/protocol/ps2_mouse.c
@@ -26,6 +26,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "print.h"
 #include "debug.h"
 
+#ifndef PS2_INIT_DELAY
+#define PS2_INIT_DELAY 1000
+#endif
 
 static report_mouse_t mouse_report = {};
 
@@ -39,7 +42,7 @@ uint8_t ps2_mouse_init(void) {
 
     ps2_host_init();
 
-    _delay_ms(1000);    // wait for powering up
+    _delay_ms(PS2_INIT_DELAY);    // wait for powering up
 
     // send Reset
     rcv = ps2_host_send(0xFF);