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drivers: usb: Add STM32G4X USB support

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Add USB driver support for STM32G4X SoC series.

Signed-off-by: Richard Osterloh <richard.osterloh@gmail.com>
This commit is contained in:
Richard Osterloh 2019-09-04 09:48:18 +01:00 • committed by Andrew Boie
commit 37514ae660
4 changed files with 28 additions and 2 deletions
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2
drivers/usb/device/Kconfig
View file

@ -37,7 +37,7 @@ config USB_DC_STM32
select USE_STM32_HAL_PCD
select USE_STM32_HAL_PCD_EX
help
Enable USB support on the STM32 F0, F1, F2, F3, F4, F7, L0 and L4 family of
Enable USB support on the STM32 F0, F1, F2, F3, F4, F7, L0, L4 and G4 family of
processors.
config USB_DC_SAM0

2
drivers/usb/device/usb_dc_stm32.c
View file

@ -75,7 +75,7 @@ LOG_MODULE_REGISTER(usb_dc_stm32);
/*
* USB and USB_OTG_FS are defined in STM32Cube HAL and allows to distinguish
* between two kind of USB DC. STM32 F0, F3, and L0 series support USB device
* between two kind of USB DC. STM32 F0, F3, L0 and G4 series support USB device
* controller. STM32 F4 and F7 series support USB_OTG_FS device controller.
* STM32 F1 and L4 series support either USB or USB_OTG_FS device controller.
*

18
dts/arm/st/g4/stm32g4.dtsi
View file

@ -409,8 +409,26 @@
label = "RTC_0";
};
usb: usb@40005c00 {
compatible = "st,stm32-usb";
reg = <0x40005c00 0x400>;
interrupts = <20 0>, <19 0>;
interrupt-names = "usb", "usbhp";
num-bidir-endpoints = <8>;
ram-size = <1024>;
phys = <&usb_fs_phy>;
clocks = <&rcc STM32_CLOCK_BUS_APB1 0x00800000>;
status = "disabled";
label= "USB";
};
};
usb_fs_phy: usbphy {
compatible = "usb-nop-xceiv";
#phy-cells = <0>;
label = "USB_FS_PHY";
};
};
&nvic {

8
soc/arm/st_stm32/stm32g4/dts_fixup.h
View file

@ -177,6 +177,14 @@
#define DT_SPI_3_CLOCK_BITS DT_ST_STM32_SPI_FIFO_40003C00_CLOCK_BITS
#define DT_SPI_3_CLOCK_BUS DT_ST_STM32_SPI_FIFO_40003C00_CLOCK_BUS
#define DT_USB_BASE_ADDRESS DT_ST_STM32_USB_40005C00_BASE_ADDRESS
#define DT_USB_IRQ DT_ST_STM32_USB_40005C00_IRQ_USB
#define DT_USB_IRQ_PRI DT_ST_STM32_USB_40005C00_IRQ_USB_PRIORITY
#define DT_USB_NUM_BIDIR_ENDPOINTS DT_ST_STM32_USB_40005C00_NUM_BIDIR_ENDPOINTS
#define DT_USB_RAM_SIZE DT_ST_STM32_USB_40005C00_RAM_SIZE
#define DT_USB_CLOCK_BITS DT_ST_STM32_USB_40005C00_CLOCK_BITS
#define DT_USB_CLOCK_BUS DT_ST_STM32_USB_40005C00_CLOCK_BUS
#define DT_PWM_STM32_1_DEV_NAME DT_ST_STM32_PWM_40012C00_PWM_LABEL
#define DT_PWM_STM32_1_PRESCALER DT_ST_STM32_PWM_40012C00_PWM_ST_PRESCALER
#define DT_TIM_STM32_1_BASE_ADDRESS DT_ST_STM32_TIMERS_40012C00_BASE_ADDRESS