From 7fe39791ff8910cb78f536750f9b499b6bf0e5e7 Mon Sep 17 00:00:00 2001
From: Andre Bernet <andre@andrebernet.ch>
Date: Tue, 12 Jan 2016 11:23:58 +0400
Subject: [PATCH] Cosmetics

---
 radio/src/targets/horus/hal.h            | 4 ++--
 radio/src/targets/horus/i2c_driver.cpp   | 2 +-
 radio/src/targets/taranis/hal.h          | 4 ++--
 radio/src/targets/taranis/i2c_driver.cpp | 4 ++--
 4 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/radio/src/targets/horus/hal.h b/radio/src/targets/horus/hal.h
index df7a6a043..091023d03 100644
--- a/radio/src/targets/horus/hal.h
+++ b/radio/src/targets/horus/hal.h
@@ -212,7 +212,7 @@
 #define AUDIO_TIMER                     TIM6
 #define AUDIO_TIMER_DAC_IRQn            TIM6_DAC_IRQn
 
-// I2C Bus: CAT5137
+// I2C Bus: TPL0401A-10DCK digital pot for volume control
 #define I2C_RCC_AHB1Periph              RCC_AHB1Periph_GPIOB
 #define I2C_RCC_APB1Periph              RCC_APB1Periph_I2C1
 #define I2C                             I2C1
@@ -223,7 +223,7 @@
 #define I2C_GPIO_PinSource_SCL          GPIO_PinSource8
 #define I2C_GPIO_PinSource_SDA          GPIO_PinSource9
 #define I2C_SPEED                       400000
-#define I2C_ADDRESS_CAT5137             0x5C
+#define I2C_ADDRESS_VOLUME              0x5C
 
 // Haptic
 #define HAPTIC_RCC_AHB1Periph           RCC_AHB1Periph_GPIOA
diff --git a/radio/src/targets/horus/i2c_driver.cpp b/radio/src/targets/horus/i2c_driver.cpp
index c61fc88f9..dd8022652 100644
--- a/radio/src/targets/horus/i2c_driver.cpp
+++ b/radio/src/targets/horus/i2c_driver.cpp
@@ -129,5 +129,5 @@ void setVolume(uint8_t volume)
     volume = VOLUME_LEVEL_MAX;
   }
 
-  i2cWriteRegister(I2C_ADDRESS_CAT5137, 0, volumeScale[volume]);
+  i2cWriteRegister(I2C_ADDRESS_VOLUME, 0, volumeScale[volume]);
 }
diff --git a/radio/src/targets/taranis/hal.h b/radio/src/targets/taranis/hal.h
index 6a9bfb9fe..25a738b9c 100644
--- a/radio/src/targets/taranis/hal.h
+++ b/radio/src/targets/taranis/hal.h
@@ -484,7 +484,7 @@
   #define LCD_GPIO_PIN_RST              GPIO_Pin_12 // PD.12
 #endif 
 
-// I2C Bus: EEPROM and CAT5137
+// I2C Bus: EEPROM and CAT5137 digital pot for volume control
 #define I2C_RCC_AHB1Periph              RCC_AHB1Periph_GPIOB
 #define I2C_RCC_APB1Periph              RCC_APB1Periph_I2C1
 #define I2C                             I2C1
@@ -501,7 +501,7 @@
   #define I2C_SPEED                     400000
 #endif
 #define I2C_ADDRESS_EEPROM              0xA2
-#define I2C_ADDRESS_CAT5137             0x5C
+#define I2C_ADDRESS_VOLUME              0x5C
 #define I2C_FLASH_PAGESIZE              64
 
 // SD - SPI2
diff --git a/radio/src/targets/taranis/i2c_driver.cpp b/radio/src/targets/taranis/i2c_driver.cpp
index 80e0584f5..f79aa3d56 100644
--- a/radio/src/targets/taranis/i2c_driver.cpp
+++ b/radio/src/targets/taranis/i2c_driver.cpp
@@ -276,12 +276,12 @@ uint8_t I2C_read_volume()
 {
   uint8_t volume ;
   I2C_START();
-  I2C_SEND_DATA(I2C_ADDRESS_CAT5137|EE_CMD_WRITE);
+  I2C_SEND_DATA(I2C_ADDRESS_VOLUME|EE_CMD_WRITE);
   I2C_WAIT_ACK();
   I2C_SEND_DATA(0);
   I2C_WAIT_ACK();
   I2C_START();
-  I2C_SEND_DATA(I2C_ADDRESS_CAT5137|EE_CMD_READ);
+  I2C_SEND_DATA(I2C_ADDRESS_VOLUME|EE_CMD_READ);
   I2C_WAIT_ACK();
   volume = I2C_READ();
   I2C_NO_ACK();