boards/same54-xpro: configure LED0 as PWM output

RIOT-OS · Jul 8, 2020 · 9500b65 · 9500b65
1 parent bce7d25
commit 9500b65
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diff --git a/boards/same54-xpro/Makefile.features b/boards/same54-xpro/Makefile.features
@@ -6,6 +6,7 @@ FEATURES_PROVIDED += periph_dac
 FEATURES_PROVIDED += periph_i2c
 FEATURES_PROVIDED += periph_rtc
 FEATURES_PROVIDED += periph_rtt
+FEATURES_PROVIDED += periph_pwm
 FEATURES_PROVIDED += periph_spi
 FEATURES_PROVIDED += periph_timer
 FEATURES_PROVIDED += periph_uart

diff --git a/boards/same54-xpro/include/periph_conf.h b/boards/same54-xpro/include/periph_conf.h
@@ -148,6 +148,35 @@ static const uart_conf_t uart_config[] = {
 #define UART_NUMOF          ARRAY_SIZE(uart_config)
 /** @} */
 
+/**
+ * @name PWM configuration
+ * @{
+ */
+#define PWM_0_EN            1
+
+#if PWM_0_EN
+/* PWM0 channels */
+static const pwm_conf_chan_t pwm_chan0_config[] = {
+    /* GPIO pin, MUX value, TCC channel */
+    { GPIO_PIN(PC, 18), GPIO_MUX_F, 2 },
+};
+#endif
+
+/* PWM device configuration */
+static const pwm_conf_t pwm_config[] = {
+#if PWM_0_EN
+    { .tim  = TCC_CONFIG(TCC0),
+      .chan = pwm_chan0_config,
+      .chan_numof = ARRAY_SIZE(pwm_chan0_config),
+      .gclk_src = SAM0_GCLK_48MHZ,
+    },
+#endif
+};
+
+/* number of devices that are actually defined */
+#define PWM_NUMOF           ARRAY_SIZE(pwm_config)
+/** @} */
+
 /**
  * @name    SPI configuration
  * @{