From ce31f88e2d338b407eb6c1a7676c20bc6a2126dc Mon Sep 17 00:00:00 2001
From: ZodiusInfuser <christopher.parrott2@gmail.com>
Date: Sat, 26 Mar 2022 00:08:41 +0000
Subject: [PATCH] Added HEADER_I2C_PINS etc for rp application boards

---
 common/pimoroni_common.hpp         | 9 ++++++++-
 common/pimoroni_i2c.hpp            | 7 +++++++
 micropython/modules_py/pimoroni.py | 1 +
 3 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/common/pimoroni_common.hpp b/common/pimoroni_common.hpp
index c96b5d1d..6fc0a903 100644
--- a/common/pimoroni_common.hpp
+++ b/common/pimoroni_common.hpp
@@ -19,6 +19,10 @@ namespace pimoroni {
     static const unsigned int I2C_BG_SCL = 5;
     static const unsigned int I2C_BG_INT = 3;
 
+    static const unsigned int I2C_HEADER_SDA = 20;
+    static const unsigned int I2C_HEADER_SCL = 21;
+    static const unsigned int I2C_HEADER_INT = 19;
+
     // SPI
     static const unsigned int SPI_DEFAULT_MOSI = 19;
     static const unsigned int SPI_DEFAULT_MISO = 16;
@@ -38,7 +42,10 @@ namespace pimoroni {
 
     enum BOARD {
       BREAKOUT_GARDEN,
-      PICO_EXPLORER
+      PICO_EXPLORER,
+      PLASMA_2040,
+      INTERSTATE_75,
+      SERVO_2040
     };
 
     enum Polarity {
diff --git a/common/pimoroni_i2c.hpp b/common/pimoroni_i2c.hpp
index 6348acf4..ea43be40 100644
--- a/common/pimoroni_i2c.hpp
+++ b/common/pimoroni_i2c.hpp
@@ -29,6 +29,13 @@ namespace pimoroni {
               scl = I2C_DEFAULT_SCL;
               interrupt = I2C_DEFAULT_INT;
               break;
+            case PLASMA_2040:
+            case INTERSTATE_75:
+            case SERVO_2040:
+              sda = I2C_HEADER_SDA;
+              scl = I2C_HEADER_SCL;
+              interrupt = I2C_HEADER_INT;
+              break;
           }
           init();
         }
diff --git a/micropython/modules_py/pimoroni.py b/micropython/modules_py/pimoroni.py
index 95bdbc0c..bc67d0f7 100644
--- a/micropython/modules_py/pimoroni.py
+++ b/micropython/modules_py/pimoroni.py
@@ -4,6 +4,7 @@ from machine import Pin, PWM, ADC
 
 BREAKOUT_GARDEN_I2C_PINS = {"sda": 4, "scl": 5}
 PICO_EXPLORER_I2C_PINS = {"sda": 20, "scl": 21}
+HEADER_I2C_PINS = {"sda": 20, "scl": 21}
 
 
 class Analog: