From 7f24fdfd7606c2901ca80bc48d66bf9e50ec70c1 Mon Sep 17 00:00:00 2001 From: Uttkarsh Aggarwal Date: Fri, 20 Dec 2024 14:20:02 +0530 Subject: [PATCH 1/3] ARM: dts: msm: Define maximum number of USB XHCI interrupters DWC3 host and XHCI plat now communicates the maximum number of interrupters the XHCI HCD will allocate. Since platforms only require a limited number of interrupters (i.e. 3) make sure XHCI doesn't allocate more than is required. Change-Id: I466748df07aba6d7bdc79c7b2b17b3a57c58d3d4 Signed-off-by: Uttkarsh Aggarwal --- qcom/kera-usb.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/qcom/kera-usb.dtsi b/qcom/kera-usb.dtsi index 92e1213a..e566d04b 100644 --- a/qcom/kera-usb.dtsi +++ b/qcom/kera-usb.dtsi @@ -83,6 +83,7 @@ snps,dis_u2_susphy_quirk; snps,ssp-u3-u0-quirk; tx-fifo-resize; + num-hc-interrupters = /bits/ 16 <3>; dr_mode = "peripheral"; maximum-speed = "super-speed-plus"; usb-role-switch; From 4f171bf25c56d08d7a32423aba57afb8e8bfcefd Mon Sep 17 00:00:00 2001 From: Uttkarsh Aggarwal Date: Fri, 20 Dec 2024 14:15:50 +0530 Subject: [PATCH 2/3] ARM: dts: msm: Enable UCSI nodes for kera USB To support cable detection events from UCSI, updates need to be made to enable usb role switch and setting up a connection to the UCSI PMIC glink node. Change-Id: Ic3a848f882072a766b3efb872f943dd3f4220ba1 Signed-off-by: Uttkarsh Aggarwal --- qcom/kera-usb.dtsi | 6 ++++++ qcom/kera.dtsi | 7 +++++++ 2 files changed, 13 insertions(+) diff --git a/qcom/kera-usb.dtsi b/qcom/kera-usb.dtsi index e566d04b..865e516f 100644 --- a/qcom/kera-usb.dtsi +++ b/qcom/kera-usb.dtsi @@ -88,6 +88,12 @@ maximum-speed = "super-speed-plus"; usb-role-switch; }; + + port { + usb_port0: endpoint { + remote-endpoint = <&usb_port0_connector>; + }; + }; }; dwc3_mem_region: dwc3_mem_region { diff --git a/qcom/kera.dtsi b/qcom/kera.dtsi index d39d3fdf..d32191ff 100644 --- a/qcom/kera.dtsi +++ b/qcom/kera.dtsi @@ -2379,6 +2379,13 @@ ucsi: qcom,ucsi { compatible = "qcom,ucsi-glink"; + connector { + port { + usb_port0_connector: endpoint { + remote-endpoint = <&usb_port0>; + }; + }; + }; }; altmode: qcom,altmode { From ed15e2b75982cda3b08eec507d91fe9d20abf5d7 Mon Sep 17 00:00:00 2001 From: Uttkarsh Aggarwal Date: Fri, 20 Dec 2024 14:17:52 +0530 Subject: [PATCH 3/3] ARM: dts: msm: Add usb-role-switch and eud on kera This change will add usb-role-switch and eud in Kera. Change-Id: I74ca8c0e19b45d925bcecc78e993439441339e20 Signed-off-by: Uttkarsh Aggarwal --- qcom/kera-usb.dtsi | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/qcom/kera-usb.dtsi b/qcom/kera-usb.dtsi index 865e516f..89d7b69f 100644 --- a/qcom/kera-usb.dtsi +++ b/qcom/kera-usb.dtsi @@ -45,6 +45,9 @@ qcom,use-pdc-interrupts; qcom,use-eusb2-phy; + extcon = <&eud>; + usb-role-switch; + interconnect-names = "usb-ddr", "usb-ipa", "ddr-usb"; interconnects = <&aggre1_noc MASTER_USB3_0 &mc_virt SLAVE_EBI1>, <&aggre1_noc MASTER_USB3_0 &config_noc SLAVE_IPA_CFG>, @@ -84,7 +87,7 @@ snps,ssp-u3-u0-quirk; tx-fifo-resize; num-hc-interrupters = /bits/ 16 <3>; - dr_mode = "peripheral"; + dr_mode = "otg"; maximum-speed = "super-speed-plus"; usb-role-switch; };