Enable OLED support for Teensy 3.2/LC (#7591)

* I2C_TIMEOUT is not defined on arm teensy

* Work round teensy having different ChibiOS config options

* Stash OLED conf files

* update comment

* update comment

* Remove stm32 alias to allow teensy alt mode

2 files changed, 13 insertions, 4 deletions

diff --git a/drivers/chibios/i2c_master.c b/drivers/chibios/i2c_master.c
index ede915fa4..4bd8e2af7 100644
--- a/drivers/chibios/i2c_master.c
+++ b/drivers/chibios/i2c_master.c
@@ -32,7 +32,9 @@
 static uint8_t i2c_address;
 
 static const I2CConfig i2cconfig = {
-#ifdef USE_I2CV1
+#if defined(USE_I2CV1_CONTRIB)
+    I2C1_CLOCK_SPEED,
+#elif defined(USE_I2CV1)
     I2C1_OPMODE,
     I2C1_CLOCK_SPEED,
     I2C1_DUTY_CYCLE,
@@ -62,8 +64,8 @@ __attribute__((weak)) void i2c_init(void) {
 
     chThdSleepMilliseconds(10);
 #if defined(USE_GPIOV1)
-    palSetPadMode(I2C1_SCL_BANK, I2C1_SCL, PAL_MODE_STM32_ALTERNATE_OPENDRAIN);
-    palSetPadMode(I2C1_SDA_BANK, I2C1_SDA, PAL_MODE_STM32_ALTERNATE_OPENDRAIN);
+    palSetPadMode(I2C1_SCL_BANK, I2C1_SCL, I2C1_SCL_PAL_MODE);
+    palSetPadMode(I2C1_SDA_BANK, I2C1_SDA, I2C1_SDA_PAL_MODE);
 #else
     palSetPadMode(I2C1_SCL_BANK, I2C1_SCL, PAL_MODE_ALTERNATE(I2C1_SCL_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN);
     palSetPadMode(I2C1_SDA_BANK, I2C1_SDA, PAL_MODE_ALTERNATE(I2C1_SDA_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN);
diff --git a/drivers/chibios/i2c_master.h b/drivers/chibios/i2c_master.h
index 3d3891289..b3e234e16 100644
--- a/drivers/chibios/i2c_master.h
+++ b/drivers/chibios/i2c_master.h
@@ -81,7 +81,14 @@
 #    define I2C_DRIVER I2CD1
 #endif
 
-#ifndef USE_GPIOV1
+#ifdef USE_GPIOV1
+#    ifndef I2C1_SCL_PAL_MODE
+#        define I2C1_SCL_PAL_MODE PAL_MODE_STM32_ALTERNATE_OPENDRAIN
+#    endif
+#    ifndef I2C1_SDA_PAL_MODE
+#        define I2C1_SDA_PAL_MODE PAL_MODE_STM32_ALTERNATE_OPENDRAIN
+#    endif
+#else
 // The default PAL alternate modes are used to signal that the pins are used for I2C
 #    ifndef I2C1_SCL_PAL_MODE
 #        define I2C1_SCL_PAL_MODE 4