From patchwork Thu Mar 14 08:39:29 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 10852493 X-Patchwork-Delegate: horms@verge.net.au Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 935976C2 for ; Thu, 14 Mar 2019 08:45:42 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 81A812A27F for ; Thu, 14 Mar 2019 08:45:42 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 753B82A286; Thu, 14 Mar 2019 08:45:42 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 64D242A27F for ; Thu, 14 Mar 2019 08:45:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726896AbfCNIpl (ORCPT ); Thu, 14 Mar 2019 04:45:41 -0400 Received: from relmlor2.renesas.com ([210.160.252.172]:57563 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726539AbfCNIpk (ORCPT ); Thu, 14 Mar 2019 04:45:40 -0400 X-IronPort-AV: E=Sophos;i="5.58,477,1544454000"; d="scan'208";a="10141320" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie6.idc.renesas.com with ESMTP; 14 Mar 2019 17:45:39 +0900 Received: from be1yocto.ree.adwin.renesas.com (unknown [172.29.43.62]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 2D6BC402C059; Thu, 14 Mar 2019 17:45:35 +0900 (JST) From: Biju Das To: Rob Herring , Mark Rutland Cc: Biju Das , Greg Kroah-Hartman , Heikki Krogerus , Felipe Balbi , linux-usb@vger.kernel.org, devicetree@vger.kernel.org, Simon Horman , Yoshihiro Shimoda , Geert Uytterhoeven , Chris Paterson , Fabrizio Castro , linux-renesas-soc@vger.kernel.org Subject: [PATCH v2 1/7] dt-bindings: usb: hd3ss3220 device tree binding document Date: Thu, 14 Mar 2019 08:39:29 +0000 Message-Id: <1552552775-51667-2-git-send-email-biju.das@bp.renesas.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1552552775-51667-1-git-send-email-biju.das@bp.renesas.com> References: <1552552775-51667-1-git-send-email-biju.das@bp.renesas.com> Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add device tree binding document for TI HD3SS3220 Type-C DRP port controller driver. Signed-off-by: Biju Das Reviewed-by: Rob Herring --- V1-->V2 * Added connector node. * updated the example with connector node. --- .../devicetree/bindings/usb/ti,hd3ss3220.txt | 37 ++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/ti,hd3ss3220.txt diff --git a/Documentation/devicetree/bindings/usb/ti,hd3ss3220.txt b/Documentation/devicetree/bindings/usb/ti,hd3ss3220.txt new file mode 100644 index 0000000..7f41400 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/ti,hd3ss3220.txt @@ -0,0 +1,37 @@ +TI HD3SS3220 TypeC DRP Port Controller. + +Required properties: + - compatible: Must be "ti,hd3ss3220". + - reg: I2C slave address, must be 0x47 or 0x67 based on ADDR pin. + - interrupts: where a is the interrupt number and b represents an + encoding of the sense and level information for the interrupt. + +Required sub-node: + - connector : The "usb-c-connector" attached to the hd3ss3220 chip. The + bindings of the connector node are specified in: + + Documentation/devicetree/bindings/connector/usb-connector.txt + +Example: +hd3ss3220@47 { + compatible = "ti,hd3ss3220"; + reg = <0x47>; + interrupt-parent = <&gpio6>; + interrupts = <3 IRQ_TYPE_LEVEL_LOW>; + + usb_con: connector { + compatible = "usb-c-connector"; + label = "USB-C"; + data-role = "dual"; + }; + + port { + #address-cells = <1>; + #size-cells = <0>; + + hd3ss3220_ep: endpoint@0 { + reg = <0>; + remote-endpoint = <&usb3peri_role_switch>; + }; + }; +}; From patchwork Thu Mar 14 08:39:30 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 10852499 X-Patchwork-Delegate: horms@verge.net.au Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8FB4317EF for ; Thu, 14 Mar 2019 08:45:50 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 83C882A27F for ; Thu, 14 Mar 2019 08:45:50 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 77B492A285; Thu, 14 Mar 2019 08:45:50 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 242412A27F for ; Thu, 14 Mar 2019 08:45:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726465AbfCNIpo (ORCPT ); Thu, 14 Mar 2019 04:45:44 -0400 Received: from relmlor2.renesas.com ([210.160.252.172]:57563 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726539AbfCNIpo (ORCPT ); Thu, 14 Mar 2019 04:45:44 -0400 X-IronPort-AV: E=Sophos;i="5.58,477,1544454000"; d="scan'208";a="10141334" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie6.idc.renesas.com with ESMTP; 14 Mar 2019 17:45:43 +0900 Received: from be1yocto.ree.adwin.renesas.com (unknown [172.29.43.62]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id C4729402C059; Thu, 14 Mar 2019 17:45:39 +0900 (JST) From: Biju Das To: Rob Herring , Mark Rutland Cc: Biju Das , Greg Kroah-Hartman , Heikki Krogerus , Felipe Balbi , linux-usb@vger.kernel.org, devicetree@vger.kernel.org, Simon Horman , Yoshihiro Shimoda , Geert Uytterhoeven , Chris Paterson , Fabrizio Castro , linux-renesas-soc@vger.kernel.org Subject: [PATCH v2 2/7] dt-bindings: usb: renesas_usb3: add usb-role-switch property Date: Thu, 14 Mar 2019 08:39:30 +0000 Message-Id: <1552552775-51667-3-git-send-email-biju.das@bp.renesas.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1552552775-51667-1-git-send-email-biju.das@bp.renesas.com> References: <1552552775-51667-1-git-send-email-biju.das@bp.renesas.com> Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add support for renesas_usb3 to support dual role switch using usb role switch class framework. Signed-off-by: Biju Das --- V1-->V2 * Added usb-role-switch-property * Updated the example with usb-role-switch property. --- .../devicetree/bindings/usb/renesas_usb3.txt | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/renesas_usb3.txt b/Documentation/devicetree/bindings/usb/renesas_usb3.txt index 35039e7..eecaf4c 100644 --- a/Documentation/devicetree/bindings/usb/renesas_usb3.txt +++ b/Documentation/devicetree/bindings/usb/renesas_usb3.txt @@ -22,6 +22,7 @@ Required properties: Optional properties: - phys: phandle + phy specifier pair - phy-names: must be "usb" + - usb-role-switch: use USB role switch to support dual-role switch Example of R-Car H3 ES1.x: usb3_peri0: usb@ee020000 { @@ -39,3 +40,24 @@ Example of R-Car H3 ES1.x: interrupts = ; clocks = <&cpg CPG_MOD 327>; }; + +Example of RZ/G2E: + usb3_peri0: usb@ee020000 { + compatible = "renesas,r8a774c0-usb3-peri", + "renesas,rcar-gen3-usb3-peri"; + reg = <0 0xee020000 0 0x400>; + interrupts = ; + clocks = <&cpg CPG_MOD 328>; + companion = <&xhci0>; + usb-role-switch; + + port { + #address-cells = <1>; + #size-cells = <0>; + + usb3peri_role_switch: endpoint@0 { + reg = <0>; + remote-endpoint = <&hd3ss3220_ep>; + }; + }; + }; From patchwork Thu Mar 14 08:39:31 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 10852501 X-Patchwork-Delegate: geert@linux-m68k.org Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 193066C2 for ; Thu, 14 Mar 2019 08:45:51 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 070E42A282 for ; Thu, 14 Mar 2019 08:45:51 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EF5EB2A285; Thu, 14 Mar 2019 08:45:50 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4E5362A282 for ; Thu, 14 Mar 2019 08:45:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726605AbfCNIpt (ORCPT ); Thu, 14 Mar 2019 04:45:49 -0400 Received: from relmlor1.renesas.com ([210.160.252.171]:47822 "EHLO relmlie5.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726539AbfCNIpt (ORCPT ); Thu, 14 Mar 2019 04:45:49 -0400 X-IronPort-AV: E=Sophos;i="5.58,477,1544454000"; d="scan'208";a="10350622" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie5.idc.renesas.com with ESMTP; 14 Mar 2019 17:45:46 +0900 Received: from be1yocto.ree.adwin.renesas.com (unknown [172.29.43.62]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 633BA402C059; Thu, 14 Mar 2019 17:45:43 +0900 (JST) From: Biju Das To: Heikki Krogerus Cc: Biju Das , Greg Kroah-Hartman , Felipe Balbi , linux-usb@vger.kernel.org, Simon Horman , Yoshihiro Shimoda , Geert Uytterhoeven , Chris Paterson , Fabrizio Castro , linux-renesas-soc@vger.kernel.org Subject: [PATCH v2 3/7] usb: typec: driver for TI HD3SS3220 USB Type-C DRP port controller Date: Thu, 14 Mar 2019 08:39:31 +0000 Message-Id: <1552552775-51667-4-git-send-email-biju.das@bp.renesas.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1552552775-51667-1-git-send-email-biju.das@bp.renesas.com> References: <1552552775-51667-1-git-send-email-biju.das@bp.renesas.com> Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Driver for TI HD3SS3220 USB Type-C DRP port controller. The driver currently registers the port and supports data role swapping. Signed-off-by: Biju Das --- V1-->V2 * Driver uses usb role class instead of extcon for dual role switch and also handles connect/disconnect events. --- drivers/usb/typec/Kconfig | 10 ++ drivers/usb/typec/Makefile | 1 + drivers/usb/typec/hd3ss3220.c | 266 ++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 277 insertions(+) create mode 100644 drivers/usb/typec/hd3ss3220.c diff --git a/drivers/usb/typec/Kconfig b/drivers/usb/typec/Kconfig index 89d9193..92a3717 100644 --- a/drivers/usb/typec/Kconfig +++ b/drivers/usb/typec/Kconfig @@ -50,6 +50,16 @@ source "drivers/usb/typec/tcpm/Kconfig" source "drivers/usb/typec/ucsi/Kconfig" +config TYPEC_HD3SS3220 + tristate "TI HD3SS3220 Type-C DRP Port controller driver" + depends on I2C + help + Say Y or M here if your system has TI HD3SS3220 Type-C DRP Port + controller driver. + + If you choose to build this driver as a dynamically linked module, the + module will be called hd3ss3220.ko. + config TYPEC_TPS6598X tristate "TI TPS6598x USB Power Delivery controller driver" depends on I2C diff --git a/drivers/usb/typec/Makefile b/drivers/usb/typec/Makefile index 6696b72..7753a5c3 100644 --- a/drivers/usb/typec/Makefile +++ b/drivers/usb/typec/Makefile @@ -4,5 +4,6 @@ typec-y := class.o mux.o bus.o obj-$(CONFIG_TYPEC) += altmodes/ obj-$(CONFIG_TYPEC_TCPM) += tcpm/ obj-$(CONFIG_TYPEC_UCSI) += ucsi/ +obj-$(CONFIG_TYPEC_HD3SS3220) += hd3ss3220.o obj-$(CONFIG_TYPEC_TPS6598X) += tps6598x.o obj-$(CONFIG_TYPEC) += mux/ diff --git a/drivers/usb/typec/hd3ss3220.c b/drivers/usb/typec/hd3ss3220.c new file mode 100644 index 0000000..e7a2012 --- /dev/null +++ b/drivers/usb/typec/hd3ss3220.c @@ -0,0 +1,266 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * TI HD3SS3220 Type-C DRP Port Controller Driver + * + * Copyright (C) 2019 Renesas Electronics Corp. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define HD3SS3220_REG_CN_STAT_CTRL 0x09 +#define HD3SS3220_REG_GEN_CTRL 0x0A +#define HD3SS3220_REG_DEV_REV 0xA0 + +/* Register HD3SS3220_REG_CN_STAT_CTRL*/ +#define HD3SS3220_REG_CN_STAT_CTRL_ATTACHED_STATE_MASK (BIT(7) | BIT(6)) +#define HD3SS3220_REG_CN_STAT_CTRL_AS_DFP BIT(6) +#define HD3SS3220_REG_CN_STAT_CTRL_AS_UFP BIT(7) +#define HD3SS3220_REG_CN_STAT_CTRL_TO_ACCESSORY (BIT(7) | BIT(6)) +#define HD3SS3220_REG_CN_STAT_CTRL_INT_STATUS BIT(4) + +/* Register HD3SS3220_REG_GEN_CTRL*/ +#define HD3SS3220_REG_GEN_CTRL_SRC_PREF_MASK (BIT(2) | BIT(1)) +#define HD3SS3220_REG_GEN_CTRL_SRC_PREF_DRP_DEFAULT 0x00 +#define HD3SS3220_REG_GEN_CTRL_SRC_PREF_DRP_TRY_SNK BIT(1) +#define HD3SS3220_REG_GEN_CTRL_SRC_PREF_DRP_TRY_SRC (BIT(2) | BIT(1)) + +struct hd3ss3220 { + struct device *dev; + struct regmap *regmap; + struct usb_role_switch *role_sw; + struct typec_port *port; + struct typec_capability typec_cap; +}; + +static int hd3ss3220_set_source_pref(struct hd3ss3220 *hd3ss3220, int src_pref) +{ + unsigned int reg_val; + int ret; + + ret = regmap_read(hd3ss3220->regmap, HD3SS3220_REG_GEN_CTRL, ®_val); + if (ret < 0) + return ret; + + reg_val &= ~HD3SS3220_REG_GEN_CTRL_SRC_PREF_MASK; + reg_val |= src_pref; + + return regmap_write(hd3ss3220->regmap, HD3SS3220_REG_GEN_CTRL, reg_val); +} + +static enum usb_role hd3ss3220_get_attached_state(struct hd3ss3220 *hd3ss3220) +{ + unsigned int reg_val; + enum usb_role attached_state; + int ret; + + ret = regmap_read(hd3ss3220->regmap, HD3SS3220_REG_CN_STAT_CTRL, + ®_val); + if (ret < 0) + return ret; + + switch (reg_val & HD3SS3220_REG_CN_STAT_CTRL_ATTACHED_STATE_MASK) { + case HD3SS3220_REG_CN_STAT_CTRL_AS_DFP: + attached_state = USB_ROLE_HOST; + break; + case HD3SS3220_REG_CN_STAT_CTRL_AS_UFP: + attached_state = USB_ROLE_DEVICE; + break; + default: + attached_state = USB_ROLE_NONE; + } + + return attached_state; +} + +static int hd3ss3220_dr_set(const struct typec_capability *cap, + enum typec_data_role role) +{ + struct hd3ss3220 *hd3ss3220 = container_of(cap, struct hd3ss3220, + typec_cap); + enum usb_role role_val; + int pref, ret = 0; + + if (role == TYPEC_HOST) { + role_val = USB_ROLE_HOST; + pref = HD3SS3220_REG_GEN_CTRL_SRC_PREF_DRP_TRY_SRC; + } else { + role_val = USB_ROLE_DEVICE; + pref = HD3SS3220_REG_GEN_CTRL_SRC_PREF_DRP_TRY_SNK; + } + + ret = hd3ss3220_set_source_pref(hd3ss3220, pref); + usleep_range(10, 100); + + usb_role_switch_set_role(hd3ss3220->role_sw, role_val); + typec_set_data_role(hd3ss3220->port, role_val); + + return ret; +} + +static void hd3ss3220_set_role(struct hd3ss3220 *hd3ss3220) +{ + enum usb_role role_state = hd3ss3220_get_attached_state(hd3ss3220); + + usb_role_switch_set_role(hd3ss3220->role_sw, role_state); + if (role_state == USB_ROLE_NONE) + hd3ss3220_set_source_pref(hd3ss3220, + HD3SS3220_REG_GEN_CTRL_SRC_PREF_DRP_DEFAULT); + + switch (role_state) { + case USB_ROLE_HOST: + typec_set_data_role(hd3ss3220->port, TYPEC_HOST); + break; + case USB_ROLE_DEVICE: + typec_set_data_role(hd3ss3220->port, TYPEC_DEVICE); + break; + default: + break; + } +} + +irqreturn_t hd3ss3220_irq(struct hd3ss3220 *hd3ss3220) +{ + int err; + unsigned int data; + + hd3ss3220_set_role(hd3ss3220); + + err = regmap_read(hd3ss3220->regmap, HD3SS3220_REG_CN_STAT_CTRL, &data); + if (err < 0) + return IRQ_NONE; + + err = regmap_write(hd3ss3220->regmap, HD3SS3220_REG_CN_STAT_CTRL, + data | HD3SS3220_REG_CN_STAT_CTRL_INT_STATUS); + if (err < 0) + return IRQ_NONE; + + return IRQ_HANDLED; +} + +static irqreturn_t hd3ss3220_irq_handler(int irq, void *data) +{ + struct i2c_client *client = to_i2c_client(data); + struct hd3ss3220 *hd3ss3220 = i2c_get_clientdata(client); + + return hd3ss3220_irq(hd3ss3220); +} + +static const struct regmap_config config = { + .reg_bits = 8, + .val_bits = 8, + .max_register = 0x0A, +}; + +static int hd3ss3220_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct hd3ss3220 *hd3ss3220; + int ret; + unsigned int data; + + hd3ss3220 = devm_kzalloc(&client->dev, sizeof(struct hd3ss3220), + GFP_KERNEL); + if (!hd3ss3220) + return -ENOMEM; + + i2c_set_clientdata(client, hd3ss3220); + + hd3ss3220->regmap = devm_regmap_init_i2c(client, &config); + if (IS_ERR(hd3ss3220->regmap)) + return PTR_ERR(hd3ss3220->regmap); + + hd3ss3220_set_source_pref(hd3ss3220, + HD3SS3220_REG_GEN_CTRL_SRC_PREF_DRP_DEFAULT); + hd3ss3220->role_sw = usb_role_switch_get(&client->dev); + if (IS_ERR(hd3ss3220->role_sw)) + return PTR_ERR(hd3ss3220->role_sw); + + hd3ss3220->dev = &client->dev; + hd3ss3220->typec_cap.prefer_role = TYPEC_NO_PREFERRED_ROLE; + hd3ss3220->typec_cap.dr_set = hd3ss3220_dr_set; + hd3ss3220->typec_cap.type = TYPEC_PORT_DRP; + hd3ss3220->typec_cap.data = TYPEC_PORT_DRD; + + hd3ss3220->port = typec_register_port(&client->dev, + &hd3ss3220->typec_cap); + if (IS_ERR(hd3ss3220->port)) + return PTR_ERR(hd3ss3220->port); + + hd3ss3220_set_role(hd3ss3220); + if (client->irq > 0) { + ret = regmap_read(hd3ss3220->regmap, HD3SS3220_REG_CN_STAT_CTRL, + &data); + if (ret < 0) + goto error; + + if (data & HD3SS3220_REG_CN_STAT_CTRL_INT_STATUS) { + ret = regmap_write(hd3ss3220->regmap, + HD3SS3220_REG_CN_STAT_CTRL, + data | HD3SS3220_REG_CN_STAT_CTRL_INT_STATUS); + if (ret < 0) + goto error; + } + + ret = devm_request_threaded_irq(&client->dev, client->irq, NULL, + hd3ss3220_irq_handler, + IRQF_TRIGGER_FALLING | IRQF_ONESHOT, + "hd3ss3220", &client->dev); + if (ret) + goto error; + } + + ret = i2c_smbus_read_byte_data(client, HD3SS3220_REG_DEV_REV); + if (ret < 0) + goto error; + + dev_info(&client->dev, "probed revision=0x%x\n", ret); + + return 0; +error: + typec_unregister_port(hd3ss3220->port); + usb_role_switch_put(hd3ss3220->role_sw); + + return ret; +} + +static int hd3ss3220_remove(struct i2c_client *client) +{ + struct hd3ss3220 *hd3ss3220 = i2c_get_clientdata(client); + + typec_unregister_port(hd3ss3220->port); + usb_role_switch_put(hd3ss3220->role_sw); + + return 0; +} + +static const struct of_device_id dev_ids[] = { + { .compatible = "ti,hd3ss3220"}, + {} +}; +MODULE_DEVICE_TABLE(of, dev_ids); + +static struct i2c_driver hd3ss3220_driver = { + .driver = { + .name = "hd3ss3220", + .owner = THIS_MODULE, + .of_match_table = of_match_ptr(dev_ids), + }, + .probe = hd3ss3220_probe, + .remove = hd3ss3220_remove, +}; + +module_i2c_driver(hd3ss3220_driver); + +MODULE_AUTHOR("Biju Das "); +MODULE_DESCRIPTION("TI HD3SS3220 DRP Port Controller Driver"); +MODULE_LICENSE("GPL"); From patchwork Thu Mar 14 08:39:32 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 10852505 X-Patchwork-Delegate: geert@linux-m68k.org Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 63BDE6C2 for ; Thu, 14 Mar 2019 08:45:52 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 530C72A27F for ; Thu, 14 Mar 2019 08:45:52 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 471602A285; Thu, 14 Mar 2019 08:45:52 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id AB2762A27F for ; Thu, 14 Mar 2019 08:45:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726539AbfCNIpv (ORCPT ); Thu, 14 Mar 2019 04:45:51 -0400 Received: from relmlor1.renesas.com ([210.160.252.171]:47822 "EHLO relmlie5.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727152AbfCNIpv (ORCPT ); Thu, 14 Mar 2019 04:45:51 -0400 X-IronPort-AV: E=Sophos;i="5.58,477,1544454000"; d="scan'208";a="10350629" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie5.idc.renesas.com with ESMTP; 14 Mar 2019 17:45:49 +0900 Received: from be1yocto.ree.adwin.renesas.com (unknown [172.29.43.62]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 9000B402C059; Thu, 14 Mar 2019 17:45:46 +0900 (JST) From: Biju Das To: Felipe Balbi Cc: Biju Das , Greg Kroah-Hartman , Heikki Krogerus , Yoshihiro Shimoda , Simon Horman , Fabrizio Castro , Kees Cook , linux-usb@vger.kernel.org, Simon Horman , Geert Uytterhoeven , Chris Paterson , linux-renesas-soc@vger.kernel.org Subject: [PATCH v2 4/7] usb: gadget: udc: renesas_usb3: Use usb_role_switch framework Date: Thu, 14 Mar 2019 08:39:32 +0000 Message-Id: <1552552775-51667-5-git-send-email-biju.das@bp.renesas.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1552552775-51667-1-git-send-email-biju.das@bp.renesas.com> References: <1552552775-51667-1-git-send-email-biju.das@bp.renesas.com> Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP RZ/G2E cat874 board is capable of detecting cable connect and disconnect events. Add support for renesas_usb3 to receive connect and disconnect events and support dual-role switch using usb-role-switch framework. Signed-off-by: Biju Das --- V1-->V2 * Driver uses usb role clas for handling dual role switch and handling connect/disconnect events instead of extcon. --- drivers/usb/gadget/udc/renesas_usb3.c | 125 ++++++++++++++++++++++++++++------ 1 file changed, 103 insertions(+), 22 deletions(-) diff --git a/drivers/usb/gadget/udc/renesas_usb3.c b/drivers/usb/gadget/udc/renesas_usb3.c index 7dc2485..359a92b 100644 --- a/drivers/usb/gadget/udc/renesas_usb3.c +++ b/drivers/usb/gadget/udc/renesas_usb3.c @@ -351,6 +351,10 @@ struct renesas_usb3 { int disabled_count; struct usb_request *ep0_req; + + struct usb_role_switch *typec_role_sw; + enum usb_role connection_state; + u16 test_mode; u8 ep0_buf[USB3_EP0_BUF_SIZE]; bool softconnect; @@ -359,6 +363,7 @@ struct renesas_usb3 { bool extcon_usb; /* check vbus and set EXTCON_USB */ bool forced_b_device; bool start_to_connect; + bool usb_role_switch_property; }; #define gadget_to_renesas_usb3(_gadget) \ @@ -644,22 +649,6 @@ static void usb3_disconnect(struct renesas_usb3 *usb3) usb3->driver->disconnect(&usb3->gadget); } -static void usb3_check_vbus(struct renesas_usb3 *usb3) -{ - if (usb3->workaround_for_vbus) { - usb3_connect(usb3); - } else { - usb3->extcon_usb = !!(usb3_read(usb3, USB3_USB_STA) & - USB_STA_VBUS_STA); - if (usb3->extcon_usb) - usb3_connect(usb3); - else - usb3_disconnect(usb3); - - schedule_work(&usb3->extcon_work); - } -} - static void renesas_usb3_role_work(struct work_struct *work) { struct renesas_usb3 *usb3 = @@ -699,8 +688,11 @@ static void usb3_mode_config(struct renesas_usb3 *usb3, bool host, bool a_dev) unsigned long flags; spin_lock_irqsave(&usb3->lock, flags); - usb3_set_mode_by_role_sw(usb3, host); - usb3_vbus_out(usb3, a_dev); + if ((!usb3->usb_role_switch_property) || + (usb3->connection_state != USB_ROLE_NONE)) { + usb3_set_mode_by_role_sw(usb3, host); + usb3_vbus_out(usb3, a_dev); + } /* for A-Peripheral or forced B-device mode */ if ((!host && a_dev) || usb3->start_to_connect) usb3_connect(usb3); @@ -724,6 +716,28 @@ static void usb3_check_id(struct renesas_usb3 *usb3) schedule_work(&usb3->extcon_work); } +static void usb3_check_vbus(struct renesas_usb3 *usb3) +{ + if (usb3->workaround_for_vbus) { + if (usb3->usb_role_switch_property) { + if (usb3->connection_state == USB_ROLE_DEVICE) { + usb3_mode_config(usb3, false, false); + usb3_connect(usb3); + } + } else + usb3_connect(usb3); + } else { + usb3->extcon_usb = !!(usb3_read(usb3, USB3_USB_STA) & + USB_STA_VBUS_STA); + if (usb3->extcon_usb) + usb3_connect(usb3); + else + usb3_disconnect(usb3); + + schedule_work(&usb3->extcon_work); + } +} + static void renesas_usb3_init_controller(struct renesas_usb3 *usb3) { usb3_init_axi_bridge(usb3); @@ -2343,14 +2357,62 @@ static enum usb_role renesas_usb3_role_switch_get(struct device *dev) return cur_role; } -static int renesas_usb3_role_switch_set(struct device *dev, - enum usb_role role) +static void handle_ext_role_switch_states(struct device *dev, + enum usb_role role) +{ + struct renesas_usb3 *usb3 = dev_get_drvdata(dev); + struct device *host = usb3->host_dev; + enum usb_role cur_role = renesas_usb3_role_switch_get(dev); + + switch (role) { + case USB_ROLE_NONE: + usb3->connection_state = USB_ROLE_NONE; + if (usb3->driver) + usb3_disconnect(usb3); + usb3_vbus_out(usb3, false); + break; + case USB_ROLE_DEVICE: + if (usb3->connection_state == USB_ROLE_NONE) { + usb3->connection_state = USB_ROLE_DEVICE; + usb3_set_mode(usb3, false); + if (usb3->driver) + usb3_connect(usb3); + } else if (cur_role == USB_ROLE_HOST) { + device_release_driver(host); + usb3_set_mode(usb3, false); + if (usb3->driver) + usb3_connect(usb3); + } + usb3_vbus_out(usb3, false); + break; + case USB_ROLE_HOST: + if (usb3->connection_state == USB_ROLE_NONE) { + if (usb3->driver) + usb3_disconnect(usb3); + usb3_set_mode(usb3, true); + usb3_vbus_out(usb3, true); + usb3->connection_state = USB_ROLE_HOST; + } else if (cur_role == USB_ROLE_DEVICE) { + usb3_disconnect(usb3); + /* Must set the mode before device_attach of the host */ + usb3_set_mode(usb3, true); + /* This device_attach() might sleep */ + if (device_attach(host) < 0) + dev_err(dev, "device_attach(host) failed\n"); + } + break; + default: + break; + } +} + +static void handle_role_switch_states(struct device *dev, + enum usb_role role) { struct renesas_usb3 *usb3 = dev_get_drvdata(dev); struct device *host = usb3->host_dev; enum usb_role cur_role = renesas_usb3_role_switch_get(dev); - pm_runtime_get_sync(dev); if (cur_role == USB_ROLE_HOST && role == USB_ROLE_DEVICE) { device_release_driver(host); usb3_set_mode(usb3, false); @@ -2361,6 +2423,20 @@ static int renesas_usb3_role_switch_set(struct device *dev, if (device_attach(host) < 0) dev_err(dev, "device_attach(host) failed\n"); } +} + +static int renesas_usb3_role_switch_set(struct device *dev, + enum usb_role role) +{ + struct renesas_usb3 *usb3 = dev_get_drvdata(dev); + + pm_runtime_get_sync(dev); + + if (usb3->usb_role_switch_property) + handle_ext_role_switch_states(dev, role); + else + handle_role_switch_states(dev, role); + pm_runtime_put(dev); return 0; @@ -2650,7 +2726,7 @@ static const unsigned int renesas_usb3_cable[] = { EXTCON_NONE, }; -static const struct usb_role_switch_desc renesas_usb3_role_switch_desc = { +static struct usb_role_switch_desc renesas_usb3_role_switch_desc = { .set = renesas_usb3_role_switch_set, .get = renesas_usb3_role_switch_get, .allow_userspace_control = true, @@ -2741,6 +2817,11 @@ static int renesas_usb3_probe(struct platform_device *pdev) if (ret < 0) goto err_dev_create; + if (device_property_read_bool(&pdev->dev, "usb-role-switch")) { + usb3->usb_role_switch_property = true; + renesas_usb3_role_switch_desc.fwnode = dev_fwnode(&pdev->dev); + } + INIT_WORK(&usb3->role_work, renesas_usb3_role_work); usb3->role_sw = usb_role_switch_register(&pdev->dev, &renesas_usb3_role_switch_desc); From patchwork Thu Mar 14 08:39:33 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 10852509 X-Patchwork-Delegate: horms@verge.net.au Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E1CA617EF for ; Thu, 14 Mar 2019 08:45:54 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D1C5E2A27F for ; Thu, 14 Mar 2019 08:45:54 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C59182A284; Thu, 14 Mar 2019 08:45:54 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7FB0D2A27F for ; Thu, 14 Mar 2019 08:45:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727300AbfCNIpy (ORCPT ); Thu, 14 Mar 2019 04:45:54 -0400 Received: from relmlor2.renesas.com ([210.160.252.172]:58673 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727152AbfCNIpy (ORCPT ); Thu, 14 Mar 2019 04:45:54 -0400 X-IronPort-AV: E=Sophos;i="5.58,477,1544454000"; d="scan'208";a="10141356" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie6.idc.renesas.com with ESMTP; 14 Mar 2019 17:45:52 +0900 Received: from be1yocto.ree.adwin.renesas.com (unknown [172.29.43.62]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id EC3204038F0F; Thu, 14 Mar 2019 17:45:49 +0900 (JST) From: Biju Das To: Heikki Krogerus Cc: Biju Das , Greg Kroah-Hartman , Felipe Balbi , linux-usb@vger.kernel.org, Simon Horman , Yoshihiro Shimoda , Geert Uytterhoeven , Chris Paterson , Fabrizio Castro , linux-renesas-soc@vger.kernel.org Subject: [PATCH v2 5/7] arm64: defconfig: enable TYPEC_HD3SS3220 config option Date: Thu, 14 Mar 2019 08:39:33 +0000 Message-Id: <1552552775-51667-6-git-send-email-biju.das@bp.renesas.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1552552775-51667-1-git-send-email-biju.das@bp.renesas.com> References: <1552552775-51667-1-git-send-email-biju.das@bp.renesas.com> Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Enable support for the TI HD3SS320 USB Type-C DRP Port controller driver by turning on CONFIG_TYPEC and CONFIG_TYPEC_HD3SS3220 as modules. Signed-off-by: Biju Das --- V1-->V2 * No change --- arch/arm64/configs/defconfig | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index c5ec86c..d72e0bc 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -565,6 +565,8 @@ CONFIG_USB_ULPI=y CONFIG_USB_GADGET=y CONFIG_USB_RENESAS_USBHS_UDC=m CONFIG_USB_RENESAS_USB3=m +CONFIG_TYPEC=m +CONFIG_TYPEC_HD3SS3220=m CONFIG_MMC=y CONFIG_MMC_BLOCK_MINORS=32 CONFIG_MMC_ARMMMCI=y From patchwork Thu Mar 14 08:39:34 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 10852513 X-Patchwork-Delegate: horms@verge.net.au Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 82D826C2 for ; Thu, 14 Mar 2019 08:45:57 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7245E2A27F for ; Thu, 14 Mar 2019 08:45:57 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6697A2A284; Thu, 14 Mar 2019 08:45:57 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 121DA2A27F for ; Thu, 14 Mar 2019 08:45:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727312AbfCNIp4 (ORCPT ); Thu, 14 Mar 2019 04:45:56 -0400 Received: from relmlor2.renesas.com ([210.160.252.172]:58673 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727152AbfCNIp4 (ORCPT ); Thu, 14 Mar 2019 04:45:56 -0400 X-IronPort-AV: E=Sophos;i="5.58,477,1544454000"; d="scan'208";a="10141365" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie6.idc.renesas.com with ESMTP; 14 Mar 2019 17:45:56 +0900 Received: from be1yocto.ree.adwin.renesas.com (unknown [172.29.43.62]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id DD8A5402C059; Thu, 14 Mar 2019 17:45:52 +0900 (JST) From: Biju Das To: Rob Herring , Mark Rutland Cc: Biju Das , Greg Kroah-Hartman , Heikki Krogerus , Felipe Balbi , Simon Horman , Yoshihiro Shimoda , Magnus Damm , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, Geert Uytterhoeven , Chris Paterson , Fabrizio Castro Subject: [PATCH v2 6/7] arm64: dts: renesas: r8a774c0-cat874: Enable USB3.0 host/peripheral device node Date: Thu, 14 Mar 2019 08:39:34 +0000 Message-Id: <1552552775-51667-7-git-send-email-biju.das@bp.renesas.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1552552775-51667-1-git-send-email-biju.das@bp.renesas.com> References: <1552552775-51667-1-git-send-email-biju.das@bp.renesas.com> Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch enables USB3.0 host/peripheral device node for r8a774c0 cat874 board. Signed-off-by: Biju Das --- V1-->V2 * No change This patch depends on commit 35ed6229c0f0d079f2 ("usb: gadget: udc: renesas_usb3: Add bindings for r8a774c0") --- arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts b/arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts index 42c66f9..d9d55c8 100644 --- a/arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts +++ b/arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts @@ -124,6 +124,11 @@ function = "sdhi0"; power-source = <1800>; }; + + usb30_pins: usb30 { + groups = "usb30", "usb30_id"; + function = "usb30"; + }; }; &rwdt { @@ -151,3 +156,15 @@ sd-uhs-sdr104; status = "okay"; }; + +&usb3_peri0 { + companion = <&xhci0>; + status = "okay"; +}; + +&xhci0 { + pinctrl-0 = <&usb30_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; From patchwork Thu Mar 14 08:39:35 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 10852515 X-Patchwork-Delegate: horms@verge.net.au Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7DFBA6C2 for ; Thu, 14 Mar 2019 08:46:02 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6DE172A27F for ; Thu, 14 Mar 2019 08:46:02 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 624022A284; Thu, 14 Mar 2019 08:46:02 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id F1F842A27F for ; Thu, 14 Mar 2019 08:46:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726605AbfCNIqB (ORCPT ); Thu, 14 Mar 2019 04:46:01 -0400 Received: from relmlor2.renesas.com ([210.160.252.172]:58673 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727319AbfCNIqB (ORCPT ); Thu, 14 Mar 2019 04:46:01 -0400 X-IronPort-AV: E=Sophos;i="5.58,477,1544454000"; d="scan'208";a="10141374" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie6.idc.renesas.com with ESMTP; 14 Mar 2019 17:45:59 +0900 Received: from be1yocto.ree.adwin.renesas.com (unknown [172.29.43.62]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 740AC402C059; Thu, 14 Mar 2019 17:45:56 +0900 (JST) From: Biju Das To: Rob Herring , Mark Rutland Cc: Biju Das , Greg Kroah-Hartman , Heikki Krogerus , Felipe Balbi , Simon Horman , Yoshihiro Shimoda , Magnus Damm , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, Geert Uytterhoeven , Chris Paterson , Fabrizio Castro Subject: [PATCH v2 7/7] arm64: dts: renesas: r8a774c0-cat874: Enable usb role switch support Date: Thu, 14 Mar 2019 08:39:35 +0000 Message-Id: <1552552775-51667-8-git-send-email-biju.das@bp.renesas.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1552552775-51667-1-git-send-email-biju.das@bp.renesas.com> References: <1552552775-51667-1-git-send-email-biju.das@bp.renesas.com> Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch enables TI HD3SS3220 device and support usb role switch for the CAT 874 platform. Signed-off-by: Biju Das --- V1-->V2 * New patch --- arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts | 39 +++++++++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts b/arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts index d9d55c8..ea74d21 100644 --- a/arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts +++ b/arch/arm64/boot/dts/renesas/r8a774c0-cat874.dts @@ -80,6 +80,34 @@ clock-frequency = <48000000>; }; +&i2c0 { + status = "okay"; + clock-frequency = <100000>; + + hd3ss3220@47 { + compatible = "ti,hd3ss3220"; + reg = <0x47>; + interrupt-parent = <&gpio6>; + interrupts = <3 IRQ_TYPE_LEVEL_LOW>; + + usb_con: connector { + compatible = "usb-c-connector"; + label = "USB-C"; + data-role = "dual"; + }; + + port { + #address-cells = <1>; + #size-cells = <0>; + + hd3ss3220_ep: endpoint@0 { + reg = <0>; + remote-endpoint = <&usb3peri_role_switch>; + }; + }; + }; +}; + &i2c1 { pinctrl-0 = <&i2c1_pins>; pinctrl-names = "default"; @@ -160,6 +188,17 @@ &usb3_peri0 { companion = <&xhci0>; status = "okay"; + usb-role-switch; + + port { + #address-cells = <1>; + #size-cells = <0>; + + usb3peri_role_switch: endpoint@0 { + reg = <0>; + remote-endpoint = <&hd3ss3220_ep>; + }; + }; }; &xhci0 {