From bfb3c1c247236db75aaef28b4a64600aa0f2e2ea Mon Sep 17 00:00:00 2001
From: tychovrahe <brunam@seznam.cz>
Date: Fri, 15 Nov 2024 09:46:56 +0100
Subject: [PATCH] feat(core): support 32MHz HSE in USB driver (HS internal PHY
 only)

[no changelog]
---
 core/embed/io/usb/stm32/usbd_conf.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/core/embed/io/usb/stm32/usbd_conf.c b/core/embed/io/usb/stm32/usbd_conf.c
index 1313eeb952..ae6c5fe2d5 100644
--- a/core/embed/io/usb/stm32/usbd_conf.c
+++ b/core/embed/io/usb/stm32/usbd_conf.c
@@ -226,7 +226,13 @@ void HAL_PCD_MspInit(PCD_HandleTypeDef *hpcd)
 
     /** Set the OTG PHY reference clock selection
     */
+#if HSE_VALUE == 16000000
     HAL_SYSCFG_SetOTGPHYReferenceClockSelection(SYSCFG_OTG_HS_PHY_CLK_SELECT_1);
+#elif HSE_VALUE == 32000000
+    HAL_SYSCFG_SetOTGPHYReferenceClockSelection(SYSCFG_OTG_HS_PHY_CLK_SELECT_6);
+#else
+#error Unsupported HSE frequency
+#endif
 
     /* Peripheral clock enable */
     __HAL_RCC_USB_OTG_HS_CLK_ENABLE();