Re: [PATCH 1/1] ARM: dts: stm32: adjust USB OTG gadget fifo sizes in stm32mp151
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 --- 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 = < USBO_R>; reset-names = "dwc2"; interrupts = ; - 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 = <>; status = "disabled"; Applied on stm32-next. Thanks. Alex
[PATCH 1/1] ARM: dts: stm32: adjust USB OTG gadget fifo sizes in stm32mp151
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 --- 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 = < USBO_R>; reset-names = "dwc2"; interrupts = ; - 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 = <>; status = "disabled"; -- 2.17.1
