From c93935f243dc7170dadfc2daf95e055fec56df6d Mon Sep 17 00:00:00 2001
From: Simon Arlott <70171+nomis@users.noreply.github.com>
Date: Mon, 27 Dec 2021 03:04:26 +0000
Subject: Durgod: Increase scan rate by using wait_us GPT timer (#14091)

Lower the tick rate from 10kHz to 1kHz (otherwise all the extra interrupts
reduce the achievable scan rate). Enable the WAIT_US_TIMER using GPT TIM3.

Observed scan rate on the K320 is increased from 625Hz to 2090-2120Hz.
---
 keyboards/durgod/k3x0/config.h  | 3 +++
 keyboards/durgod/k3x0/halconf.h | 2 ++
 2 files changed, 5 insertions(+)

(limited to 'keyboards/durgod/k3x0')

diff --git a/keyboards/durgod/k3x0/config.h b/keyboards/durgod/k3x0/config.h
index ef73a71016..af543bb970 100644
--- a/keyboards/durgod/k3x0/config.h
+++ b/keyboards/durgod/k3x0/config.h
@@ -23,6 +23,9 @@
 #define VENDOR_ID       0xD60D
 #define MANUFACTURER    Hoksi Technology
 
+#define USB_POLLING_INTERVAL_MS 1
+#define WAIT_US_TIMER           GPTD3
+
 /* key matrix size (rows in specific keyboard variant) */
 #define MATRIX_COLS 16
 
diff --git a/keyboards/durgod/k3x0/halconf.h b/keyboards/durgod/k3x0/halconf.h
index fa20fe30a9..d2a9d8c7c0 100644
--- a/keyboards/durgod/k3x0/halconf.h
+++ b/keyboards/durgod/k3x0/halconf.h
@@ -19,4 +19,6 @@
 #define HAL_USE_PAL                 TRUE
 #define PAL_USE_CALLBACKS           TRUE
 
+#define HAL_USE_GPT                 TRUE
+
 #include_next <halconf.h>
-- 
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