From 6752a7126477b21c542b2f19b4ddeaa7584b0f0b Mon Sep 17 00:00:00 2001
From: hathach <thach@tinyusb.org>
Date: Tue, 29 Jan 2019 18:02:25 +0700
Subject: [PATCH] usb work when sd is init first

---
 hw/bsp/pca10056/board_pca10056.c | 57 ++++++++++++++++++++++++++++++--
 1 file changed, 54 insertions(+), 3 deletions(-)

diff --git a/hw/bsp/pca10056/board_pca10056.c b/hw/bsp/pca10056/board_pca10056.c
index 16dce465..7144d8d5 100644
--- a/hw/bsp/pca10056/board_pca10056.c
+++ b/hw/bsp/pca10056/board_pca10056.c
@@ -188,8 +188,25 @@ void board_init(void)
   uint32_t usb_reg;
 
 #ifdef SOFTDEVICE_PRESENT
+
+// Enable to test enable SD before USB scenario
+#if 1
+  extern void nrf_error_cb(uint32_t id, uint32_t pc, uint32_t info);
+  nrf_clock_lf_cfg_t clock_cfg =
+  {
+      // LFXO
+      .source        = NRF_CLOCK_LF_SRC_XTAL,
+      .rc_ctiv       = 0,
+      .rc_temp_ctiv  = 0,
+      .accuracy      = NRF_CLOCK_LF_ACCURACY_20_PPM
+  };
+
+  sd_softdevice_enable(&clock_cfg, nrf_error_cb);
+  NVIC_EnableIRQ(SD_EVT_IRQn);
+#endif
+
   uint8_t sd_en = false;
-  (void) sd_softdevice_is_enabled(&sd_en);
+  sd_softdevice_is_enabled(&sd_en);
 
   if ( sd_en ) {
     sd_power_usbdetected_enable(true);
@@ -240,7 +257,7 @@ uint32_t board_buttons(void)
   return ret;
 }
 
-uint8_t  board_uart_getchar(void)
+uint8_t board_uart_getchar(void)
 {
   return 0;
 }
@@ -251,12 +268,46 @@ void board_uart_putchar(uint8_t c)
 }
 
 #ifdef SOFTDEVICE_PRESENT
+
+// process SOC event from SD
+uint32_t proc_soc(void)
+{
+  uint32_t soc_evt;
+  uint32_t err = sd_evt_get(&soc_evt);
+
+  if (NRF_SUCCESS == err)
+  {
+    /*------------- usb power event handler -------------*/
+    int32_t usbevt = (soc_evt == NRF_EVT_POWER_USB_DETECTED   ) ? NRFX_POWER_USB_EVT_DETECTED:
+                     (soc_evt == NRF_EVT_POWER_USB_POWER_READY) ? NRFX_POWER_USB_EVT_READY   :
+                     (soc_evt == NRF_EVT_POWER_USB_REMOVED    ) ? NRFX_POWER_USB_EVT_REMOVED : -1;
+
+    if ( usbevt >= 0) tusb_hal_nrf_power_event(usbevt);
+  }
+
+  return err;
+}
+
+uint32_t proc_ble(void)
+{
+  // do nothing with ble
+  return NRF_ERROR_NOT_FOUND;
+}
+
 void SD_EVT_IRQHandler(void)
 {
+  // process BLE and SOC until there is no more events
+  while( (NRF_ERROR_NOT_FOUND != proc_ble()) || (NRF_ERROR_NOT_FOUND != proc_soc()) )
+  {
+
+  }
 }
 
-void SVC_Handler( void )
+void nrf_error_cb(uint32_t id, uint32_t pc, uint32_t info)
 {
+  (void) id;
+  (void) pc;
+  (void) info;
 }
 #endif