1 files changed, 77 insertions, 0 deletions

diff --git a/platforms/arm_atsam/suspend.c b/platforms/arm_atsam/suspend.c
new file mode 100644
index 000000000..e51426128
--- /dev/null
+++ b/platforms/arm_atsam/suspend.c
@@ -0,0 +1,77 @@
+#include "matrix.h"
+#include "i2c_master.h"
+#include "md_rgb_matrix.h"
+#include "suspend.h"
+
+/** \brief Suspend idle
+ *
+ * FIXME: needs doc
+ */
+void suspend_idle(uint8_t time) { /* Note: Not used anywhere currently */
+}
+
+/** \brief Run user level Power down
+ *
+ * FIXME: needs doc
+ */
+__attribute__((weak)) void suspend_power_down_user(void) {}
+
+/** \brief Run keyboard level Power down
+ *
+ * FIXME: needs doc
+ */
+__attribute__((weak)) void suspend_power_down_kb(void) { suspend_power_down_user(); }
+
+/** \brief Suspend power down
+ *
+ * FIXME: needs doc
+ */
+void suspend_power_down(void) {
+#ifdef RGB_MATRIX_ENABLE
+    I2C3733_Control_Set(0);  // Disable LED driver
+#endif
+
+    suspend_power_down_kb();
+}
+
+__attribute__((weak)) void matrix_power_up(void) {}
+__attribute__((weak)) void matrix_power_down(void) {}
+bool                       suspend_wakeup_condition(void) {
+    matrix_power_up();
+    matrix_scan();
+    matrix_power_down();
+    for (uint8_t r = 0; r < MATRIX_ROWS; r++) {
+        if (matrix_get_row(r)) return true;
+    }
+    return false;
+}
+
+/** \brief run user level code immediately after wakeup
+ *
+ * FIXME: needs doc
+ */
+__attribute__((weak)) void suspend_wakeup_init_user(void) {}
+
+/** \brief run keyboard level code immediately after wakeup
+ *
+ * FIXME: needs doc
+ */
+__attribute__((weak)) void suspend_wakeup_init_kb(void) { suspend_wakeup_init_user(); }
+
+/** \brief run immediately after wakeup
+ *
+ * FIXME: needs doc
+ */
+void suspend_wakeup_init(void) {
+#ifdef RGB_MATRIX_ENABLE
+#    ifdef USE_MASSDROP_CONFIGURATOR
+    if (led_enabled) {
+        I2C3733_Control_Set(1);
+    }
+#    else
+    I2C3733_Control_Set(1);
+#    endif
+#endif
+
+    suspend_wakeup_init_kb();
+}