From 09968ba035f3bfa4df5b1d142dddfa669aefb2d7 Mon Sep 17 00:00:00 2001
From: XScorpion2 <rcalt2vt@gmail.com>
Date: Fri, 7 Jun 2019 19:02:05 -0500
Subject: Fixing OLED Driver for 128x64 displays (#6085)

---
 drivers/oled/oled_driver.c |  6 +++++-
 drivers/oled/oled_driver.h | 47 +++++++++++++++++++++++++++++++++++++++++++---
 2 files changed, 49 insertions(+), 4 deletions(-)

(limited to 'drivers/oled')

diff --git a/drivers/oled/oled_driver.c b/drivers/oled/oled_driver.c
index 96ea58ccb..643e52894 100644
--- a/drivers/oled/oled_driver.c
+++ b/drivers/oled/oled_driver.c
@@ -63,6 +63,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define COM_SCAN_DEC            0xC8
 #define DISPLAY_OFFSET          0xD3
 #define COM_PINS                0xDA
+#define COM_PINS_SEQ            0x02
+#define COM_PINS_ALT            0x12
+#define COM_PINS_SEQ_LR         0x22
+#define COM_PINS_ALT_LR         0x32
 
 // Timing & Driving Commands
 #define DISPLAY_CLOCK           0xD5
@@ -182,7 +186,7 @@ bool oled_init(uint8_t rotation) {
 
   static const uint8_t PROGMEM display_setup2[] = {
     I2C_CMD,
-    COM_PINS, 0x02,
+    COM_PINS, OLED_COM_PINS,
     CONTRAST, 0x8F,
     PRE_CHARGE_PERIOD, 0xF1,
     VCOM_DETECT, 0x40,
diff --git a/drivers/oled/oled_driver.h b/drivers/oled/oled_driver.h
index ec07f1d9b..abbdde57e 100644
--- a/drivers/oled/oled_driver.h
+++ b/drivers/oled/oled_driver.h
@@ -24,17 +24,39 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
   // Expected user to implement the necessary defines
 #elif defined(OLED_DISPLAY_128X64)
   // Double height 128x64
+#ifndef OLED_DISPLAY_WIDTH
   #define OLED_DISPLAY_WIDTH 128
+#endif
+#ifndef OLED_DISPLAY_HEIGHT
   #define OLED_DISPLAY_HEIGHT 64
+#endif
+#ifndef OLED_MATRIX_SIZE
   #define OLED_MATRIX_SIZE (OLED_DISPLAY_HEIGHT / 8 * OLED_DISPLAY_WIDTH) // 1024 (compile time mathed)
-  #define OLED_BLOCK_TYPE uint32_t
+#endif
+#ifndef OLED_BLOCK_TYPE
+  #define OLED_BLOCK_TYPE uint16_t
+#endif
+#ifndef OLED_BLOCK_COUNT
   #define OLED_BLOCK_COUNT (sizeof(OLED_BLOCK_TYPE) * 8) // 32 (compile time mathed)
+#endif
+#ifndef OLED_BLOCK_SIZE
   #define OLED_BLOCK_SIZE (OLED_MATRIX_SIZE / OLED_BLOCK_COUNT) // 32 (compile time mathed)
+#endif
+#ifndef OLED_COM_PINS
+  #define OLED_COM_PINS COM_PINS_ALT
+#endif
 
   // For 90 degree rotation, we map our internal matrix to oled matrix using fixed arrays
   // The OLED writes to it's memory horizontally, starting top left, but our memory starts bottom left in this mode
-  #define OLED_SOURCE_MAP { 32, 40, 48, 56 }
-  #define OLED_TARGET_MAP { 24, 16, 8, 0 }
+#ifndef OLED_SOURCE_MAP
+  #define OLED_SOURCE_MAP { 0, 8, 16, 24, 32, 40, 48, 56 }
+#endif
+#ifndef OLED_TARGET_MAP
+  #define OLED_TARGET_MAP { 56, 48, 40, 32, 24, 16, 8, 0 }
+#endif
+  // If OLED_BLOCK_TYPE is uint32_t, these tables would look like:
+  // #define OLED_SOURCE_MAP { 32, 40, 48, 56 }
+  // #define OLED_TARGET_MAP { 24, 16, 8, 0 }
   // If OLED_BLOCK_TYPE is uint16_t, these tables would look like:
   // #define OLED_SOURCE_MAP { 0, 8, 16, 24, 32, 40, 48, 56 }
   // #define OLED_TARGET_MAP { 56, 48, 40, 32, 24, 16, 8, 0 }
@@ -43,17 +65,36 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
   // #define OLED_TARGET_MAP { 56, 120, 48, 112, 40, 104, 32, 96, 24, 88, 16, 80, 8, 72, 0, 64 }
 #else // defined(OLED_DISPLAY_128X64)
   // Default 128x32
+#ifndef OLED_DISPLAY_WIDTH
   #define OLED_DISPLAY_WIDTH 128
+#endif
+#ifndef OLED_DISPLAY_HEIGHT
   #define OLED_DISPLAY_HEIGHT 32
+#endif
+#ifndef OLED_MATRIX_SIZE
   #define OLED_MATRIX_SIZE (OLED_DISPLAY_HEIGHT / 8 * OLED_DISPLAY_WIDTH) // 512 (compile time mathed)
+#endif
+#ifndef OLED_BLOCK_TYPE
   #define OLED_BLOCK_TYPE uint16_t // Type to use for segmenting the oled display for smart rendering, use unsigned types only
+#endif
+#ifndef OLED_BLOCK_COUNT
   #define OLED_BLOCK_COUNT (sizeof(OLED_BLOCK_TYPE) * 8) // 16 (compile time mathed)
+#endif
+#ifndef OLED_BLOCK_SIZE
   #define OLED_BLOCK_SIZE (OLED_MATRIX_SIZE / OLED_BLOCK_COUNT) // 32 (compile time mathed)
+#endif
+#ifndef OLED_COM_PINS
+  #define OLED_COM_PINS COM_PINS_SEQ
+#endif
 
   // For 90 degree rotation, we map our internal matrix to oled matrix using fixed arrays
   // The OLED writes to it's memory horizontally, starting top left, but our memory starts bottom left in this mode
+#ifndef OLED_SOURCE_MAP
   #define OLED_SOURCE_MAP { 0, 8, 16, 24 }
+#endif
+#ifndef OLED_TARGET_MAP
   #define OLED_TARGET_MAP { 24, 16, 8, 0 }
+#endif
   // If OLED_BLOCK_TYPE is uint8_t, these tables would look like:
   // #define OLED_SOURCE_MAP { 0, 8, 16, 24, 32, 40, 48, 56 }
   // #define OLED_TARGET_MAP { 48, 32, 16, 0, 56, 40, 24, 8 }
-- 
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