stm32/led: Support PWM output without TIM3.

For example, the STM32WB55 doesn't have TIM3 but can still drive LEDs using PWM on other timers.
pfalcon · Oct 19, 2020 · 5324ea5 · 5324ea5
1 parent 3901fa7
commit 5324ea5
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/ports/stm32/led.c b/ports/stm32/led.c
@@ -141,9 +141,11 @@ STATIC void led_pwm_init(int led) {
         case 2:
             __TIM2_CLK_ENABLE();
             break;
+        #if defined(TIM3)
         case 3:
             __TIM3_CLK_ENABLE();
             break;
+        #endif
         default:
             assert(0);
     }