From: Amelie Delaunay <amelie.delaunay@st.com>
Date: Tue, 10 Nov 2020 13:10:59 +0000 (+0100)
Subject: ARM: dts: stm32: adjust USB OTG gadget fifo sizes in stm32mp151
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=d27209f04d7f0e388281ba04d3cb97772c0eecff;p=uclinux-h8%2Flinux.git

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 <amelie.delaunay@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
---

diff --git a/arch/arm/boot/dts/stm32mp151.dtsi b/arch/arm/boot/dts/stm32mp151.dtsi
index 7aec02f263ed..b95c46c82223 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";