From: Ze Huang <huang.ze@linux.dev>
To: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Paul Walmsley <pjw@kernel.org>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Alexandre Ghiti <alex@ghiti.fr>, Yixun Lan <dlan@gentoo.org>
Cc: devicetree@vger.kernel.org, linux-riscv@lists.infradead.org,
spacemit@lists.linux.dev, linux-kernel@vger.kernel.org,
Ze Huang <huang.ze@linux.dev>
Subject: [PATCH 2/3] riscv: dts: spacemit: Add DWC3 USB 3.0 controller node for K1
Date: Sat, 01 Nov 2025 17:03:26 +0800 [thread overview]
Message-ID: <20251101-k1-usb3dts-v1-2-dd2660e5740b@linux.dev> (raw)
In-Reply-To: <20251101-k1-usb3dts-v1-0-dd2660e5740b@linux.dev>
Add node for the Synopsys DWC3 USB 3.0 host controller on the K1 SoC.
The controller resides on the 'storage-bus' and uses its DMA
translations.
Signed-off-by: Ze Huang <huang.ze@linux.dev>
---
arch/riscv/boot/dts/spacemit/k1.dtsi | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/arch/riscv/boot/dts/spacemit/k1.dtsi b/arch/riscv/boot/dts/spacemit/k1.dtsi
index d4d3c6d88a29..1d1c6276e9d0 100644
--- a/arch/riscv/boot/dts/spacemit/k1.dtsi
+++ b/arch/riscv/boot/dts/spacemit/k1.dtsi
@@ -1010,6 +1010,30 @@ storage-bus {
#size-cells = <2>;
dma-ranges = <0x0 0x00000000 0x0 0x00000000 0x0 0x80000000>;
+ usb_dwc3: usb@c0a00000 {
+ compatible = "spacemit,k1-dwc3";
+ reg = <0x0 0xc0a00000 0x0 0x10000>;
+ clocks = <&syscon_apmu CLK_USB30>;
+ clock-names = "usbdrd30";
+ interrupts = <125>;
+ phys = <&usbphy2>, <&combo_phy PHY_TYPE_USB3>;
+ phy-names = "usb2-phy", "usb3-phy";
+ phy_type = "utmi";
+ resets = <&syscon_apmu RESET_USB30_AHB>,
+ <&syscon_apmu RESET_USB30_VCC>,
+ <&syscon_apmu RESET_USB30_PHY>;
+ reset-names = "ahb", "vcc", "phy";
+ reset-delay = <2>;
+ snps,hsphy_interface = "utmi";
+ snps,dis_enblslpm_quirk;
+ snps,dis-u2-freeclk-exists-quirk;
+ snps,dis-del-phy-power-chg-quirk;
+ snps,dis_u2_susphy_quirk;
+ snps,dis_u3_susphy_quirk;
+ snps,dis_rxdet_inp3_quirk;
+ status = "disabled";
+ };
+
emmc: mmc@d4281000 {
compatible = "spacemit,k1-sdhci";
reg = <0x0 0xd4281000 0x0 0x200>;
--
2.51.2
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next prev parent reply other threads:[~2025-11-01 9:04 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-01 9:03 [PATCH 0/3] riscv: dts: spacemit: Add USB 3.0 support for K1 Ze Huang
2025-11-01 9:03 ` [PATCH 1/3] riscv: dts: spacemit: Add USB2 PHY node " Ze Huang
2025-11-01 9:03 ` Ze Huang [this message]
2025-11-01 9:03 ` [PATCH 3/3] riscv: dts: spacemit: Enable USB3.0 on BananaPi-F3 Ze Huang
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