From 8806f01455bd774c57415618d97833c475466336 Mon Sep 17 00:00:00 2001
From: "Wladimir J. van der Laan" <laanwj@protonmail.com>
Date: Fri, 7 Feb 2020 18:01:02 +0000
Subject: [PATCH] rust: Add LCD shutdown function

---
 rust/k210-shared/src/board/lcd.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/rust/k210-shared/src/board/lcd.rs b/rust/k210-shared/src/board/lcd.rs
index b5d182e..f2f4495 100644
--- a/rust/k210-shared/src/board/lcd.rs
+++ b/rust/k210-shared/src/board/lcd.rs
@@ -147,6 +147,7 @@ pub trait LCDHL {
     fn set_direction(&mut self, dir: direction);
     fn clear(&self, color: u16);
     fn draw_picture(&self, x1: u16, y1: u16, width: u16, height: u16, data: &[u32]);
+    fn shutdown(&mut self);
 }
 
 impl<'a, X: SPI> LCD<'a, X> {
@@ -327,6 +328,10 @@ impl<X: SPI> LCDHL for LCD<'_, X> {
         self.write_command(command::DISPLAY_ON);
     }
 
+    fn shutdown(&mut self) {
+        self.set_rst(false);
+    }
+
     fn set_direction(&mut self, dir: direction) {
         if ((dir as u8) & DIR_XY_MASK) != 0 {
             self.width = LCD_Y_MAX;