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[211.157.147.132]) by mx.google.com with ESMTPS id r123si2811137pfc.3.2020.05.13.00.17.20 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 13 May 2020 00:17:21 -0700 (PDT) Received-SPF: pass (google.com: domain of frank.wang@rock-chips.com designates 211.157.147.132 as permitted sender) client-ip=211.157.147.132; Received: from localhost (unknown [192.168.167.13]) by lucky1.263xmail.com (Postfix) with ESMTP id 951B0CDBDE; Wed, 13 May 2020 15:17:19 +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 P7429T140153093875456S1589354235047068_; Wed, 13 May 2020 15:17:19 +0800 (CST) X-IP-DOMAINF: 1 X-UNIQUE-TAG: <31ff6e8d57bc44827c21fad1fd4a4a84> 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 Cc: u-boot@lists.denx.de, linux-rockchip@lists.infradead.org, linux-amarula@amarulasolutions.com, marek.belisko@gmail.com, william.wu@rock-chips.com, jianing.ren@rock-chips.com, chenjh@rock-chips.com, wmc@rock-chips.com, Frank Wang Subject: [PATCH v5 13/16] driver: usb: drop legacy rockchip xhci driver Date: Wed, 13 May 2020 15:17:07 +0800 Message-Id: <20200513071710.5651-4-frank.wang@rock-chips.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200513071710.5651-1-frank.wang@rock-chips.com> References: <20200513071344.5430-1-frank.wang@rock-chips.com> <20200513071710.5651-1-frank.wang@rock-chips.com> X-Original-Sender: frank.wang@rock-chips.com X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of frank.wang@rock-chips.com designates 211.157.147.132 as permitted sender) smtp.mailfrom=frank.wang@rock-chips.com Content-Type: text/plain; charset="UTF-8" Precedence: list Mailing-list: list linux-amarula@amarulasolutions.com; contact linux-amarula+owners@amarulasolutions.com List-ID: X-Spam-Checked-In-Group: linux-amarula@amarulasolutions.com X-Google-Group-Id: 476853432473 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , We have changed to use dwc3 generic driver for usb3.0 host, so the legacy Rockchip's xHCI driver is not needed, and drop it. Signed-off-by: Frank Wang Reviewed-by: Jagan Teki Reviewed-by: Kever Yang --- drivers/usb/host/Kconfig | 9 -- drivers/usb/host/Makefile | 1 - drivers/usb/host/xhci-rockchip.c | 196 ------------------------------- 3 files changed, 206 deletions(-) delete mode 100644 drivers/usb/host/xhci-rockchip.c diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig index 2f381dc958..088931a6b9 100644 --- a/drivers/usb/host/Kconfig +++ b/drivers/usb/host/Kconfig @@ -53,15 +53,6 @@ config USB_XHCI_PCI help Enables support for the PCI-based xHCI controller. -config USB_XHCI_ROCKCHIP - bool "Support for Rockchip on-chip xHCI USB controller" - depends on ARCH_ROCKCHIP - depends on DM_REGULATOR - depends on DM_USB - default y - help - Enables support for the on-chip xHCI controller on Rockchip SoCs. - config USB_XHCI_RCAR bool "Renesas RCar USB 3.0 support" default y diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile index e8e3b17e42..29d4f87e38 100644 --- a/drivers/usb/host/Makefile +++ b/drivers/usb/host/Makefile @@ -48,7 +48,6 @@ obj-$(CONFIG_USB_XHCI_BRCM) += xhci-brcm.o obj-$(CONFIG_USB_XHCI_HCD) += xhci.o xhci-mem.o xhci-ring.o obj-$(CONFIG_USB_XHCI_DWC3) += xhci-dwc3.o obj-$(CONFIG_USB_XHCI_DWC3_OF_SIMPLE) += dwc3-of-simple.o -obj-$(CONFIG_USB_XHCI_ROCKCHIP) += xhci-rockchip.o obj-$(CONFIG_USB_XHCI_EXYNOS) += xhci-exynos5.o obj-$(CONFIG_USB_XHCI_FSL) += xhci-fsl.o obj-$(CONFIG_USB_XHCI_MTK) += xhci-mtk.o diff --git a/drivers/usb/host/xhci-rockchip.c b/drivers/usb/host/xhci-rockchip.c deleted file mode 100644 index b67722fe45..0000000000 --- a/drivers/usb/host/xhci-rockchip.c +++ /dev/null @@ -1,196 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * Copyright (c) 2016 Rockchip, Inc. - * Authors: Daniel Meng - */ -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include - -struct rockchip_xhci_platdata { - fdt_addr_t hcd_base; - struct udevice *vbus_supply; -}; - -/* - * Contains pointers to register base addresses - * for the usb controller. - */ -struct rockchip_xhci { - struct usb_platdata usb_plat; - struct xhci_ctrl ctrl; - struct xhci_hccr *hcd; - struct dwc3 *dwc3_reg; -}; - -static int xhci_usb_ofdata_to_platdata(struct udevice *dev) -{ - struct rockchip_xhci_platdata *plat = dev_get_platdata(dev); - int ret = 0; - - /* - * Get the base address for XHCI controller from the device node - */ - plat->hcd_base = dev_read_addr(dev); - if (plat->hcd_base == FDT_ADDR_T_NONE) { - pr_err("Can't get the XHCI register base address\n"); - return -ENXIO; - } - - /* Vbus regulator */ - ret = device_get_supply_regulator(dev, "vbus-supply", - &plat->vbus_supply); - if (ret) - debug("Can't get VBus regulator!\n"); - - return 0; -} - -/* - * rockchip_dwc3_phy_setup() - Configure USB PHY Interface of DWC3 Core - * @dwc: Pointer to our controller context structure - * @dev: Pointer to ulcass device - */ -static void rockchip_dwc3_phy_setup(struct dwc3 *dwc3_reg, - struct udevice *dev) -{ - u32 reg; - u32 utmi_bits; - - /* Set dwc3 usb2 phy config */ - reg = readl(&dwc3_reg->g_usb2phycfg[0]); - - if (dev_read_bool(dev, "snps,dis-enblslpm-quirk")) - reg &= ~DWC3_GUSB2PHYCFG_ENBLSLPM; - - utmi_bits = dev_read_u32_default(dev, "snps,phyif-utmi-bits", -1); - if (utmi_bits == 16) { - reg |= DWC3_GUSB2PHYCFG_PHYIF; - reg &= ~DWC3_GUSB2PHYCFG_USBTRDTIM_MASK; - reg |= DWC3_GUSB2PHYCFG_USBTRDTIM_16BIT; - } else if (utmi_bits == 8) { - reg &= ~DWC3_GUSB2PHYCFG_PHYIF; - reg &= ~DWC3_GUSB2PHYCFG_USBTRDTIM_MASK; - reg |= DWC3_GUSB2PHYCFG_USBTRDTIM_8BIT; - } - - if (dev_read_bool(dev, "snps,dis-u2-freeclk-exists-quirk")) - reg &= ~DWC3_GUSB2PHYCFG_U2_FREECLK_EXISTS; - - if (dev_read_bool(dev, "snps,dis-u2-susphy-quirk")) - reg &= ~DWC3_GUSB2PHYCFG_SUSPHY; - - writel(reg, &dwc3_reg->g_usb2phycfg[0]); -} - -static int rockchip_xhci_core_init(struct rockchip_xhci *rkxhci, - struct udevice *dev) -{ - int ret; - - ret = dwc3_core_init(rkxhci->dwc3_reg); - if (ret) { - pr_err("failed to initialize core\n"); - return ret; - } - - rockchip_dwc3_phy_setup(rkxhci->dwc3_reg, dev); - - /* We are hard-coding DWC3 core to Host Mode */ - dwc3_set_mode(rkxhci->dwc3_reg, DWC3_GCTL_PRTCAP_HOST); - - return 0; -} - -static int rockchip_xhci_core_exit(struct rockchip_xhci *rkxhci) -{ - return 0; -} - -static int xhci_usb_probe(struct udevice *dev) -{ - struct rockchip_xhci_platdata *plat = dev_get_platdata(dev); - struct rockchip_xhci *ctx = dev_get_priv(dev); - struct xhci_hcor *hcor; - int ret; - - ctx->hcd = (struct xhci_hccr *)plat->hcd_base; - ctx->dwc3_reg = (struct dwc3 *)((char *)(ctx->hcd) + DWC3_REG_OFFSET); - hcor = (struct xhci_hcor *)((uint64_t)ctx->hcd + - HC_LENGTH(xhci_readl(&ctx->hcd->cr_capbase))); - - if (plat->vbus_supply) { - ret = regulator_set_enable(plat->vbus_supply, true); - if (ret) { - pr_err("XHCI: failed to set VBus supply\n"); - return ret; - } - } - - ret = rockchip_xhci_core_init(ctx, dev); - if (ret) { - pr_err("XHCI: failed to initialize controller\n"); - return ret; - } - - return xhci_register(dev, ctx->hcd, hcor); -} - -static int xhci_usb_remove(struct udevice *dev) -{ - struct rockchip_xhci_platdata *plat = dev_get_platdata(dev); - struct rockchip_xhci *ctx = dev_get_priv(dev); - int ret; - - ret = xhci_deregister(dev); - if (ret) - return ret; - ret = rockchip_xhci_core_exit(ctx); - if (ret) - return ret; - - if (plat->vbus_supply) { - ret = regulator_set_enable(plat->vbus_supply, false); - if (ret) - pr_err("XHCI: failed to set VBus supply\n"); - } - - return ret; -} - -static const struct udevice_id xhci_usb_ids[] = { - { .compatible = "rockchip,rk3328-xhci" }, - { } -}; - -U_BOOT_DRIVER(usb_xhci) = { - .name = "xhci_rockchip", - .id = UCLASS_USB, - .of_match = xhci_usb_ids, - .ofdata_to_platdata = xhci_usb_ofdata_to_platdata, - .probe = xhci_usb_probe, - .remove = xhci_usb_remove, - .ops = &xhci_usb_ops, - .bind = dm_scan_fdt_dev, - .platdata_auto_alloc_size = sizeof(struct rockchip_xhci_platdata), - .priv_auto_alloc_size = sizeof(struct rockchip_xhci), - .flags = DM_FLAG_ALLOC_PRIV_DMA, -}; - -static const struct udevice_id usb_phy_ids[] = { - { .compatible = "rockchip,rk3328-usb3-phy" }, - { } -}; - -U_BOOT_DRIVER(usb_phy) = { - .name = "usb_phy_rockchip", - .of_match = usb_phy_ids, -};