From patchwork Tue Dec 24 09:42:40 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kever Yang X-Patchwork-Id: 13919837 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6E4F7E77188 for ; Tue, 24 Dec 2024 09:57:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=3KuFxXnQ74ntsT+LWlMmjonmFevKdTipWCgfJ61SRAg=; b=lYd4bJhafqhZD3 8UzwwvauzpbJbgdR+UxP3E2WpRsjiq6iTORdikMDK8q+CLZL5syHydu2KPdzDxzVRKxp4Y4iRa2Cj p1c9rRIlXXrHZiI07ipV31TMFhTrGXObJYUUVT5/xKdomKStsv9eMyBwS/w+syvU1YCIdbY3+94gi RSUkwtR2RPB+DELaJXFtP6xfwPFhSf3DZiVIpa13gyO4boc5wulEXl6h3z5piTOtKMXFHVqNGSp/p 40jIGcsJzr+/OBLWhf2h9qcjd6hVwAy60tQeRgGuwF6AiOim+ClgUbnSkM6dygm2QCKtcG/0V/iyc Beox9hWA84eBh4ehIVig==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tQ1ez-0000000BfPo-0pAj; Tue, 24 Dec 2024 09:57:05 +0000 Received: from mail-m127231.xmail.ntesmail.com ([115.236.127.231]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tQ1R9-0000000Bcrg-0MKY; Tue, 24 Dec 2024 09:42:48 +0000 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.qiye.163.com (Hmail) with ESMTP id 6aaa2d20; Tue, 24 Dec 2024 17:42:43 +0800 (GMT+08:00) From: Kever Yang To: heiko@sntech.de Cc: linux-rockchip@lists.infradead.org, Frank Wang , William Wu , Kever Yang , Vinod Koul , linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org, Kishon Vijay Abraham I , linux-arm-kernel@lists.infradead.org Subject: [PATCH 2/2] phy: rockchip: inno-usb2: add usb2 phy support for rk3562 Date: Tue, 24 Dec 2024 17:42:40 +0800 Message-Id: <20241224094240.3817261-2-kever.yang@rock-chips.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20241224094240.3817261-1-kever.yang@rock-chips.com> References: <20241224094240.3817261-1-kever.yang@rock-chips.com> MIME-Version: 1.0 X-HM-Spam-Status: e1kfGhgUHx5ZQUpXWQgPGg8OCBgUHx5ZQUlOS1dZFg8aDwILHllBWSg2Ly tZV1koWUFDSUNOT01LS0k3V1ktWUFJV1kPCRoVCBIfWUFZQkpPGVZKGRkYThgYGUoZTkxWFRQJFh oXVRMBExYaEhckFA4PWVdZGBILWUFZTkNVSUlVTFVKSk9ZV1kWGg8SFR0UWUFZT0tIVUpLSUhCSE NVSktLVUpCS0tZBg++ X-HM-Tid: 0a93f80c1aff03afkunm6aaa2d20 X-HM-MType: 1 X-HM-Sender-Digest: e1kMHhlZQR0aFwgeV1kSHx4VD1lBWUc6Pi46Myo4CzIOIkoDSypLExMr KEwwFB5VSlVKTEhOS0hISE1PTUhOVTMWGhIXVRAeDR4JVQIaFRw7CRQYEFYYExILCFUYFBZFWVdZ EgtZQVlOQ1VJSVVMVUpKT1lXWQgBWUFITkpNNwY+ DKIM-Signature: a=rsa-sha256; b=Rt1bgtdk3TcGQXSFabYDZ7HaqgYljKByp+xNz3+rv9bq5bSJWhtXN5S8663MxxGfS7PEMfgiOMjPp+c+wcQtthePShh9qJSzS1QtzeAFCjFQGiru+if94RigBeHt6H4WmClrTswk0CVNxmbMWDix7t8tg+V3sU1CwVH9jPMrdx0=; s=default; c=relaxed/relaxed; d=rock-chips.com; v=1; bh=Uoo6+k5NJ8svVAMBnfn+xo8VKgOaaJ2mCNQkwDUDJvw=; h=date:mime-version:subject:message-id:from; X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241224_014247_316780_4114B73F X-CRM114-Status: UNSURE ( 9.28 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org From: Frank Wang RK3652 has one USB2.0 PHY with two ports, the OTG port support OTG and BC1.2, the SoC provide USB GRF and APB to access the registers. This adds vbus detection function control and make the below tuning to enhance the usb2-phy SQ for RK3562 SoC. - enable pre-emphasis during non-chirp phase - set HS eye height to 425mv - turn off differential receiver by default to save power Signed-off-by: Frank Wang Signed-off-by: William Wu Signed-off-by: Kever Yang Reviewed-by: Heiko Stuebner --- drivers/phy/rockchip/phy-rockchip-inno-usb2.c | 49 +++++++++++++++++++ 1 file changed, 49 insertions(+) diff --git a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c index 96f3d868a526..946dd7ac409d 100644 --- a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c +++ b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c @@ -1892,6 +1892,54 @@ static const struct rockchip_usb2phy_cfg rk3399_phy_cfgs[] = { { /* sentinel */ } }; +static const struct rockchip_usb2phy_cfg rk3562_phy_cfgs[] = { + { + .reg = 0xff740000, + .num_ports = 2, + .clkout_ctl = { 0x0108, 4, 4, 1, 0 }, + .port_cfgs = { + [USB2PHY_PORT_OTG] = { + .phy_sus = { 0x0100, 8, 0, 0, 0x1d1 }, + .bvalid_det_en = { 0x0110, 2, 2, 0, 1 }, + .bvalid_det_st = { 0x0114, 2, 2, 0, 1 }, + .bvalid_det_clr = { 0x0118, 2, 2, 0, 1 }, + .idfall_det_en = { 0x0110, 5, 5, 0, 1 }, + .idfall_det_st = { 0x0114, 5, 5, 0, 1 }, + .idfall_det_clr = { 0x0118, 5, 5, 0, 1 }, + .idrise_det_en = { 0x0110, 4, 4, 0, 1 }, + .idrise_det_st = { 0x0114, 4, 4, 0, 1 }, + .idrise_det_clr = { 0x0118, 4, 4, 0, 1 }, + .ls_det_en = { 0x0110, 0, 0, 0, 1 }, + .ls_det_st = { 0x0114, 0, 0, 0, 1 }, + .ls_det_clr = { 0x0118, 0, 0, 0, 1 }, + .utmi_avalid = { 0x0120, 10, 10, 0, 1 }, + .utmi_bvalid = { 0x0120, 9, 9, 0, 1 }, + .utmi_ls = { 0x0120, 5, 4, 0, 1 }, + }, + [USB2PHY_PORT_HOST] = { + .phy_sus = { 0x0104, 8, 0, 0x1d2, 0x1d1 }, + .ls_det_en = { 0x0110, 1, 1, 0, 1 }, + .ls_det_st = { 0x0114, 1, 1, 0, 1 }, + .ls_det_clr = { 0x0118, 1, 1, 0, 1 }, + .utmi_ls = { 0x0120, 17, 16, 0, 1 }, + .utmi_hstdet = { 0x0120, 19, 19, 0, 1 } + } + }, + .chg_det = { + .cp_det = { 0x0120, 24, 24, 0, 1 }, + .dcp_det = { 0x0120, 23, 23, 0, 1 }, + .dp_det = { 0x0120, 25, 25, 0, 1 }, + .idm_sink_en = { 0x0108, 8, 8, 0, 1 }, + .idp_sink_en = { 0x0108, 7, 7, 0, 1 }, + .idp_src_en = { 0x0108, 9, 9, 0, 1 }, + .rdm_pdwn_en = { 0x0108, 10, 10, 0, 1 }, + .vdm_src_en = { 0x0108, 12, 12, 0, 1 }, + .vdp_src_en = { 0x0108, 11, 11, 0, 1 }, + }, + }, + { /* sentinel */ } +}; + static const struct rockchip_usb2phy_cfg rk3568_phy_cfgs[] = { { .reg = 0xfe8a0000, @@ -2210,6 +2258,7 @@ static const struct of_device_id rockchip_usb2phy_dt_match[] = { { .compatible = "rockchip,rk3328-usb2phy", .data = &rk3328_phy_cfgs }, { .compatible = "rockchip,rk3366-usb2phy", .data = &rk3366_phy_cfgs }, { .compatible = "rockchip,rk3399-usb2phy", .data = &rk3399_phy_cfgs }, + { .compatible = "rockchip,rk3562-usb2phy", .data = &rk3562_phy_cfgs }, { .compatible = "rockchip,rk3568-usb2phy", .data = &rk3568_phy_cfgs }, { .compatible = "rockchip,rk3576-usb2phy", .data = &rk3576_phy_cfgs }, { .compatible = "rockchip,rk3588-usb2phy", .data = &rk3588_phy_cfgs },