From 1fb7993d66844f692b5da07f2c4787cfb550d9b9 Mon Sep 17 00:00:00 2001
From: Theo Arends <11044339+arendst@users.noreply.github.com>
Date: Wed, 2 Jan 2019 17:18:47 +0100
Subject: [PATCH] Fix epaper driver (#4785)

Fix epaper driver (#4785)
---
 sonoff/_changelog.ino        | 1 +
 sonoff/xdsp_05_epaper_29.ino | 8 ++++++--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/sonoff/_changelog.ino b/sonoff/_changelog.ino
index a79d21d35..0aa205aef 100644
--- a/sonoff/_changelog.ino
+++ b/sonoff/_changelog.ino
@@ -1,5 +1,6 @@
 /* 6.4.1.4 20190101
  * Update Copyright (C) 2019 
+ * Fix epaper driver (#4785)
  * 
  * 6.4.1.3 20181229
  * Change sonoff_template.h module lay-out by removing non-configurable GPIOs
diff --git a/sonoff/xdsp_05_epaper_29.ino b/sonoff/xdsp_05_epaper_29.ino
index 2a7daeb90..3904cb97f 100644
--- a/sonoff/xdsp_05_epaper_29.ino
+++ b/sonoff/xdsp_05_epaper_29.ino
@@ -19,7 +19,7 @@
 
 #ifdef USE_SPI
 #ifdef USE_DISPLAY
-#ifdef USE_DISPLAY_EPAPER
+#ifdef USE_DISPLAY_EPAPER_29
 
 #define XDSP_05                5
 
@@ -123,12 +123,16 @@ void EpdInitDriver(void)
       epd.sclk_pin = pin[GPIO_SPI_CLK];   // 14
       epd.mosi_pin = pin[GPIO_SPI_MOSI];  // 13
       EpdInitMode();
+      snprintf_P(log_data, sizeof(log_data), PSTR("EPD: HardSPI CS %d, CLK %d, MOSI %d"), epd.cs_pin, epd.sclk_pin, epd.mosi_pin);
+      AddLog(LOG_LEVEL_DEBUG);
     }
     else if ((pin[GPIO_SSPI_CS] < 99) && (pin[GPIO_SSPI_SCLK] < 99) && (pin[GPIO_SSPI_MOSI] < 99)) {
       epd.cs_pin = pin[GPIO_SSPI_CS];
       epd.sclk_pin = pin[GPIO_SSPI_SCLK];
       epd.mosi_pin = pin[GPIO_SSPI_MOSI];
       EpdInitMode();
+      snprintf_P(log_data, sizeof(log_data), PSTR("EPD: SoftSPI CS %d, CLK %d, MOSI %d"), epd.cs_pin, epd.sclk_pin, epd.mosi_pin);
+      AddLog(LOG_LEVEL_DEBUG);
     }
   }
 }
@@ -337,6 +341,6 @@ boolean Xdsp05(byte function)
   return result;
 }
 
-#endif  // USE_DISPLAY_EPAPER
+#endif  // USE_DISPLAY_EPAPER_29
 #endif  // USE_DISPLAY
 #endif  // USE_SPI