From c1e3552e321290753a068e4ded04c80b71e0c4c4 Mon Sep 17 00:00:00 2001
From: Kevin Townsend <kevin@ktownsend.com>
Date: Fri, 6 Apr 2012 10:39:06 +0200
Subject: [PATCH] Added IDs to drivers

---
 drivers/displays/tft/hw/ssd1331.c | 12 +-----------
 drivers/displays/tft/hw/ssd1351.c | 12 +-----------
 drivers/displays/tft/hw/st7735.c  |  3 +--
 drivers/displays/tft/hw/st7783.c  | 11 +----------
 4 files changed, 4 insertions(+), 34 deletions(-)

diff --git a/drivers/displays/tft/hw/ssd1331.c b/drivers/displays/tft/hw/ssd1331.c
index a934ba2..b9e5d1a 100644
--- a/drivers/displays/tft/hw/ssd1331.c
+++ b/drivers/displays/tft/hw/ssd1331.c
@@ -109,16 +109,6 @@ uint16_t ssd1331Read(uint16_t addr)
   return 0;
 }
 
-/**************************************************************************/
-/*! 
-    @brief  Returns the 16-bit (4-hexdigit) controller code
-*/
-/**************************************************************************/
-uint16_t ssd1331Type(void)
-{
-  return 0x1331;
-}
-
 /**************************************************************************/
 /*! 
     @brief  Sets the cursor to the specified X/Y position
@@ -466,7 +456,7 @@ void lcdScroll(int16_t pixels, uint16_t fillColor)
 /**************************************************************************/
 uint16_t lcdGetControllerID(void)
 {
-  return ssd1331Type();
+  return 0x1331;
 }
 
 /**************************************************************************/
diff --git a/drivers/displays/tft/hw/ssd1351.c b/drivers/displays/tft/hw/ssd1351.c
index 261cd7e..2c293e4 100644
--- a/drivers/displays/tft/hw/ssd1351.c
+++ b/drivers/displays/tft/hw/ssd1351.c
@@ -103,16 +103,6 @@ void ssd1351SendByte(uint8_t byte, uint8_t command)
   }
 }
 
-/**************************************************************************/
-/*! 
-    @brief  Returns the 16-bit (4-hexdigit) controller code
-*/
-/**************************************************************************/
-uint16_t ssd1351Type(void)
-{
-  return 0x1351;
-}
-
 /**************************************************************************/
 /*! 
     @brief  Sets the cursor to the specified X/Y position
@@ -458,7 +448,7 @@ void lcdScroll(int16_t pixels, uint16_t fillColor)
 /**************************************************************************/
 uint16_t lcdGetControllerID(void)
 {
-  return ssd1351Type();
+  return 0x1351;
 }
 
 /**************************************************************************/
diff --git a/drivers/displays/tft/hw/st7735.c b/drivers/displays/tft/hw/st7735.c
index 939015e..db222de 100644
--- a/drivers/displays/tft/hw/st7735.c
+++ b/drivers/displays/tft/hw/st7735.c
@@ -433,8 +433,7 @@ void lcdScroll(int16_t pixels, uint16_t fillColor)
 /*************************************************/
 uint16_t lcdGetControllerID(void)
 {
-  // ToDo
-  return 0;
+  return 0x7735;
 }
 
 /*************************************************/
diff --git a/drivers/displays/tft/hw/st7783.c b/drivers/displays/tft/hw/st7783.c
index 82e9aa2..09b0dbb 100644
--- a/drivers/displays/tft/hw/st7783.c
+++ b/drivers/displays/tft/hw/st7783.c
@@ -148,15 +148,6 @@ void st7783Command(uint16_t command, uint16_t data)
   st7783WriteData(data);
 }
 
-/*************************************************/
-/* Returns the 4-hexdigit controller code        */
-/*************************************************/
-uint16_t st7783Type(void)
-{
-  st7783WriteCmd(0x0);
-  return st7783ReadData();
-}
-
 /*************************************************/
 void st7783SetCursor(uint16_t x, uint16_t y)
 {
@@ -496,7 +487,7 @@ void lcdScroll(int16_t pixels, uint16_t fillColor)
 /*************************************************/
 uint16_t lcdGetControllerID(void)
 {
-  return st7783Type();
+  return 0x7783;
 }
 
 /*************************************************/
-- 
2.20.1