From 9bd90c906e0c738836976cad5328bfae36393e7e Mon Sep 17 00:00:00 2001
From: Jean-François Milants <jf@codingfield.com>
Date: Thu, 18 May 2023 15:19:44 +0200
Subject: Power optimization - Improve SPI sleep mode

ST7789 driver : replace the constant '26' with a named constant to specify the pin number of the reset pin of the LCD controller.
---
 src/drivers/St7789.cpp | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

(limited to 'src/drivers/St7789.cpp')

diff --git a/src/drivers/St7789.cpp b/src/drivers/St7789.cpp
index e18c43a3..7855bc31 100644
--- a/src/drivers/St7789.cpp
+++ b/src/drivers/St7789.cpp
@@ -6,13 +6,13 @@
 
 using namespace Pinetime::Drivers;
 
-St7789::St7789(Spi& spi, uint8_t pinDataCommand) : spi {spi}, pinDataCommand {pinDataCommand} {
+St7789::St7789(Spi& spi, uint8_t pinDataCommand, uint8_t pinReset) : spi {spi}, pinDataCommand {pinDataCommand}, pinReset{pinReset} {
 }
 
 void St7789::Init() {
   nrf_gpio_cfg_output(pinDataCommand);
-  nrf_gpio_cfg_output(26);
-  nrf_gpio_pin_set(26);
+  nrf_gpio_cfg_output(pinReset);
+  nrf_gpio_pin_set(pinReset);
   HardwareReset();
   SoftwareReset();
   SleepOut();
@@ -178,15 +178,15 @@ void St7789::DrawBuffer(uint16_t x, uint16_t y, uint16_t width, uint16_t height,
 }
 
 void St7789::HardwareReset() {
-  nrf_gpio_pin_clear(26);
+  nrf_gpio_pin_clear(pinReset);
   nrf_delay_ms(10);
-  nrf_gpio_pin_set(26);
+  nrf_gpio_pin_set(pinReset);
 }
 
 void St7789::Sleep() {
   SleepIn();
   nrf_gpio_cfg_default(pinDataCommand);
-  nrf_gpio_cfg_default(26);
+  nrf_gpio_cfg_default(pinReset);
   NRF_LOG_INFO("[LCD] Sleep");
 }
 
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