| Message ID | 20201110131059.7826-1-amelie.delaunay@st.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [1/1] ARM: dts: stm32: adjust USB OTG gadget fifo sizes in stm32mp151 | expand |
Hi Amélie On 11/10/20 2:10 PM, Amelie Delaunay wrote: > Defaut use case on stm32mp151 USB OTG is ethernet gadget, using EP1 bulk > endpoint (MPS=512 bytes) and EP2 interrupt endpoint (MPS=16 bytes). > This patch optimizes USB OTG FIFO sizes accordingly. > > Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com> > --- > arch/arm/boot/dts/stm32mp151.dtsi | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/arm/boot/dts/stm32mp151.dtsi b/arch/arm/boot/dts/stm32mp151.dtsi > index 6ffcf06dc0e8..928e31db1526 100644 > --- a/arch/arm/boot/dts/stm32mp151.dtsi > +++ b/arch/arm/boot/dts/stm32mp151.dtsi > @@ -1070,9 +1070,9 @@ > resets = <&rcc USBO_R>; > reset-names = "dwc2"; > interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>; > - g-rx-fifo-size = <256>; > + g-rx-fifo-size = <512>; > g-np-tx-fifo-size = <32>; > - g-tx-fifo-size = <128 128 64 64 64 64 32 32>; > + g-tx-fifo-size = <256 16 16 16 16 16 16 16>; > dr_mode = "otg"; > usb33d-supply = <&usb33>; > status = "disabled"; > Applied on stm32-next. Thanks. Alex
diff --git a/arch/arm/boot/dts/stm32mp151.dtsi b/arch/arm/boot/dts/stm32mp151.dtsi index 6ffcf06dc0e8..928e31db1526 100644 --- a/arch/arm/boot/dts/stm32mp151.dtsi +++ b/arch/arm/boot/dts/stm32mp151.dtsi @@ -1070,9 +1070,9 @@ resets = <&rcc USBO_R>; reset-names = "dwc2"; interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>; - g-rx-fifo-size = <256>; + g-rx-fifo-size = <512>; g-np-tx-fifo-size = <32>; - g-tx-fifo-size = <128 128 64 64 64 64 32 32>; + g-tx-fifo-size = <256 16 16 16 16 16 16 16>; dr_mode = "otg"; usb33d-supply = <&usb33>; status = "disabled";
Defaut use case on stm32mp151 USB OTG is ethernet gadget, using EP1 bulk endpoint (MPS=512 bytes) and EP2 interrupt endpoint (MPS=16 bytes). This patch optimizes USB OTG FIFO sizes accordingly. Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com> --- arch/arm/boot/dts/stm32mp151.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)