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Mon, 11 May 2020 07:57:39 +0000 Received: from lucky1.263xmail.com ([211.157.147.134]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jY3Jf-0002KN-Ms for linux-rockchip@lists.infradead.org; Mon, 11 May 2020 07:57:37 +0000 Received: from localhost (unknown [192.168.167.209]) by lucky1.263xmail.com (Postfix) with ESMTP id 9D291A4C9F; Mon, 11 May 2020 15:57:31 +0800 (CST) X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-ADDR-CHECKED4: 1 X-ANTISPAM-LEVEL: 2 X-ABS-CHECKED: 0 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (postfix) whith ESMTP id P21665T139939416696576S1589183847395463_; Mon, 11 May 2020 15:57:31 +0800 (CST) X-IP-DOMAINF: 1 X-UNIQUE-TAG: <676c015d1c9f8c67e14285f35cea79ff> X-RL-SENDER: frank.wang@rock-chips.com X-SENDER: wmc@rock-chips.com X-LOGIN-NAME: frank.wang@rock-chips.com X-FST-TO: heiko@sntech.de X-SENDER-IP: 58.22.7.114 X-ATTACHMENT-NUM: 0 X-DNS-TYPE: 0 X-System-Flag: 0 From: Frank Wang To: heiko@sntech.de, marex@denx.de, bmeng.cn@gmail.com, philipp.tomsich@theobroma-systems.com, klaus.goger@theobroma-systems.com, jagan@amarulasolutions.com, sjg@chromium.org, kever.yang@rock-chips.com Subject: [PATCH v4 12/16] usb: dwc3: add make compatible for rockchip platform Date: Mon, 11 May 2020 15:57:21 +0800 Message-Id: <20200511075725.26665-3-frank.wang@rock-chips.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200511075725.26665-1-frank.wang@rock-chips.com> References: <20200511075330.26462-1-frank.wang@rock-chips.com> <20200511075725.26665-1-frank.wang@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200511_005736_166526_BC212314 X-CRM114-Status: GOOD ( 12.28 ) X-Spam-Score: 1.5 (+) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (1.5 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [211.157.147.134 listed in list.dnswl.org] 1.5 RCVD_IN_SORBS_WEB RBL: SORBS: sender is an abusable web server [58.22.7.114 listed in dnsbl.sorbs.net] -0.0 RCVD_IN_MSPIKE_H2 RBL: Average reputation (+2) [211.157.147.134 listed in wl.mailspike.net] 0.0 T_SPF_PERMERROR SPF: test of record failed (permerror) 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: jianing.ren@rock-chips.com, Frank Wang , marek.belisko@gmail.com, wmc@rock-chips.com, u-boot@lists.denx.de, william.wu@rock-chips.com, linux-rockchip@lists.infradead.org, linux-amarula@amarulasolutions.com, chenjh@rock-chips.com MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org RK3399 Type-C PHY is required that must hold whole USB3.0 OTG controller in resetting to hold pipe power state in P2 before initializing the PHY. This commit fixed it and added device compatible for rockchip platform. Signed-off-by: Frank Wang Signed-off-by: Jagan Teki --- drivers/usb/dwc3/dwc3-generic.c | 33 +++++++++++++++++++++++++++------ 1 file changed, 27 insertions(+), 6 deletions(-) diff --git a/drivers/usb/dwc3/dwc3-generic.c b/drivers/usb/dwc3/dwc3-generic.c index eabd53a36d..359460eb13 100644 --- a/drivers/usb/dwc3/dwc3-generic.c +++ b/drivers/usb/dwc3/dwc3-generic.c @@ -24,6 +24,12 @@ #include #include +struct dwc3_glue_data { + struct clk_bulk clks; + struct reset_ctl_bulk resets; + fdt_addr_t regs; +}; + struct dwc3_generic_plat { fdt_addr_t base; u32 maximum_speed; @@ -47,6 +53,7 @@ static int dwc3_generic_probe(struct udevice *dev, int rc; struct dwc3_generic_plat *plat = dev_get_platdata(dev); struct dwc3 *dwc3 = &priv->dwc3; + struct dwc3_glue_data *glue = dev_get_platdata(dev->parent); dwc3->dev = dev; dwc3->maximum_speed = plat->maximum_speed; @@ -55,10 +62,22 @@ static int dwc3_generic_probe(struct udevice *dev, dwc3_of_parse(dwc3); #endif + /* + * It must hold whole USB3.0 OTG controller in resetting to hold pipe + * power state in P2 before initializing TypeC PHY on RK3399 platform. + */ + if (device_is_compatible(dev->parent, "rockchip,rk3399-dwc3")) { + reset_assert_bulk(&glue->resets); + udelay(1); + } + rc = dwc3_setup_phy(dev, &priv->phys); if (rc) return rc; + if (device_is_compatible(dev->parent, "rockchip,rk3399-dwc3")) + reset_deassert_bulk(&glue->resets); + priv->base = map_physmem(plat->base, DWC3_OTG_REGS_END, MAP_NOCACHE); dwc3->regs = priv->base + DWC3_GLOBALS_REGS_START; @@ -186,12 +205,6 @@ U_BOOT_DRIVER(dwc3_generic_host) = { }; #endif -struct dwc3_glue_data { - struct clk_bulk clks; - struct reset_ctl_bulk resets; - fdt_addr_t regs; -}; - struct dwc3_glue_ops { void (*select_dr_mode)(struct udevice *dev, int index, enum usb_dr_mode mode); @@ -394,6 +407,12 @@ static int dwc3_glue_probe(struct udevice *dev) if (ret) return ret; + if (glue->resets.count < 1) { + ret = dwc3_glue_reset_init(child, glue); + if (ret) + return ret; + } + while (child) { enum usb_dr_mode dr_mode; @@ -424,6 +443,8 @@ static const struct udevice_id dwc3_glue_ids[] = { { .compatible = "ti,dwc3", .data = (ulong)&ti_ops }, { .compatible = "ti,am437x-dwc3", .data = (ulong)&ti_ops }, { .compatible = "ti,am654-dwc3" }, + { .compatible = "rockchip,rk3328-dwc3" }, + { .compatible = "rockchip,rk3399-dwc3" }, { } };