stmhal: Support PortG on STM32L476 and STM32L486.

aa534963 · Dave Hylands · Damien George · e45035db · aa534963
Commit aa534963 authored Jan 11, 2017 by Dave Hylands Committed by Damien George Jan 12, 2017
--- a/stmhal/mphalport.c
+++ b/stmhal/mphalport.c
@@ -110,6 +110,10 @@ void mp_hal_gpio_clock_enable(GPIO_TypeDef *gpio) {
    #endif
    #if defined(GPIOG) && defined(__GPIOG_CLK_ENABLE)
    } else if (gpio == GPIOG) {
+        #if defined(STM32L476xx) || defined(STM32L486xx)
+        // Port G pins 2 thru 15 are powered using VddIO2 on these MCUs.
+        HAL_PWREx_EnableVddIO2();
+        #endif
        __GPIOG_CLK_ENABLE();
    #endif
    #ifdef __GPIOH_CLK_ENABLE