From 2e98bc4e199f38784aef5e9ad9bfa65a06d97194 Mon Sep 17 00:00:00 2001
From: "Man, Jianting (Meco)" <920369182@qq.com>
Date: Tue, 22 Feb 2022 21:20:36 -0500
Subject: [PATCH] [arduino][stm32l475] enable i2c4 bus (#5608)
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* [Arduino][stm32l475] enable i2c bus device

* 增加默认i2c总线设备名称
---
 .../stm32l475-atk-pandora/applications/arduino/pins_arduino.h   | 2 ++
 bsp/stm32/stm32l475-atk-pandora/board/Kconfig                   | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/bsp/stm32/stm32l475-atk-pandora/applications/arduino/pins_arduino.h b/bsp/stm32/stm32l475-atk-pandora/applications/arduino/pins_arduino.h
index 1b0d5170ca..c0e7fffed1 100644
--- a/bsp/stm32/stm32l475-atk-pandora/applications/arduino/pins_arduino.h
+++ b/bsp/stm32/stm32l475-atk-pandora/applications/arduino/pins_arduino.h
@@ -18,6 +18,8 @@
 #define ARDUINO_PINOUT_ADC_MAX  6  /* Arduino UNO has 6 ADC pins */
 #define ARDUINO_PINOUT_PWM_MAX  5  /* Arduino UNO has 5 PWM pins */
 
+#define ARDUINO_DEFAULT_IIC_BUS_NAME "i2c4"
+
 #define A0   (14)
 #define A1   (15)
 #define A2   (16)
diff --git a/bsp/stm32/stm32l475-atk-pandora/board/Kconfig b/bsp/stm32/stm32l475-atk-pandora/board/Kconfig
index d17a1f542b..ff8b827009 100644
--- a/bsp/stm32/stm32l475-atk-pandora/board/Kconfig
+++ b/bsp/stm32/stm32l475-atk-pandora/board/Kconfig
@@ -25,6 +25,8 @@ menu "Onboard Peripheral Drivers"
         select BSP_USING_PWM4_CH3
         select BSP_USING_ADC
         select BSP_USING_ADC1
+        select BSP_USING_I2C
+        select BSP_USING_I2C4
         default n
 
     config BSP_USING_KEY
-- 
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