From c1f3a31b513e90b29f31f23ba24e5856837ea6d4 Mon Sep 17 00:00:00 2001
From: JF <jf@codingfield.com>
Date: Fri, 17 Jan 2020 22:16:45 +0100
Subject: Disable SPI, I²C, touch controller and display controller in sleep
 mode.
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Re-enable them on wake up.

Remove delays that were not needed in st7889 driver.

Hopefully, it'll improve the battery life!
---
 src/Components/Gfx/Gfx.cpp | 8 ++++++++
 src/Components/Gfx/Gfx.h   | 3 +++
 2 files changed, 11 insertions(+)

(limited to 'src/Components')

diff --git a/src/Components/Gfx/Gfx.cpp b/src/Components/Gfx/Gfx.cpp
index 3621b055..50516f7d 100644
--- a/src/Components/Gfx/Gfx.cpp
+++ b/src/Components/Gfx/Gfx.cpp
@@ -85,4 +85,12 @@ void Gfx::pixel_draw(uint8_t x, uint8_t y, uint16_t color) {
   lcd.DrawPixel(x, y, color);
 }
 
+void Gfx::Sleep() {
+  lcd.Sleep();
+}
+
+void Gfx::Wakeup() {
+  lcd.Wakeup();
+}
+
 
diff --git a/src/Components/Gfx/Gfx.h b/src/Components/Gfx/Gfx.h
index 4e3b49cf..bc450846 100644
--- a/src/Components/Gfx/Gfx.h
+++ b/src/Components/Gfx/Gfx.h
@@ -16,6 +16,9 @@ namespace Pinetime {
         void DrawChar(const FONT_INFO *font, uint8_t c, uint8_t *x, uint8_t y, uint16_t color);
         void FillRectangle(uint8_t x, uint8_t y, uint8_t width, uint8_t height, uint16_t color);
 
+        void Sleep();
+        void Wakeup();
+
       private:
         Drivers::St7789& lcd;
         const uint8_t width = 240;
-- 
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