From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B7FE4C282C8 for ; Mon, 28 Jan 2019 15:51:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 86C9F2175B for ; Mon, 28 Jan 2019 15:51:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1548690705; bh=xRz9z9fe4cnM7O27lB9bmw/V8TQEWxMYuGqXPSOQKgY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=mY14cGii9xSCa93v/MzvDNii1hr+8milDGsLyZJV11do1ihSQ8gYYGS5tvvX8sEAX rb6IIR46JglxTBNcPegvEIcCBvz/sfNKG080a21lZmmZIwYLyrwyxuyVp/DAZQ1nI8 DY12uRGyBuhJQPoI0WTu9MC2wRvLiU0PSMfYzuNs= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728728AbfA1Pvn (ORCPT ); Mon, 28 Jan 2019 10:51:43 -0500 Received: from mail.kernel.org ([198.145.29.99]:38296 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729133AbfA1Pvk (ORCPT ); Mon, 28 Jan 2019 10:51:40 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 3F48C20880; Mon, 28 Jan 2019 15:51:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1548690700; bh=xRz9z9fe4cnM7O27lB9bmw/V8TQEWxMYuGqXPSOQKgY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=1bA2lDTWUgFBSQmPwxcvCiCQr8akspi8DPCqxmy0CipEc7Iv+wUnQoLnxy5KnCi1i lnvbjdk9N1ymtQfuzWjIL00A62hX4soVM1yx4E6I6cc1MQQaHRPdLPI+oD52jZPopi eDZl9bWBR1a+w1xMkn7xuvo7DjUcy8n3rXXvvHWE= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Icenowy Zheng , Kishon Vijay Abraham I , Sasha Levin Subject: [PATCH AUTOSEL 4.20 168/304] phy: sun4i-usb: add support for missing USB PHY index Date: Mon, 28 Jan 2019 10:41:25 -0500 Message-Id: <20190128154341.47195-168-sashal@kernel.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20190128154341.47195-1-sashal@kernel.org> References: <20190128154341.47195-1-sashal@kernel.org> MIME-Version: 1.0 X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Icenowy Zheng [ Upstream commit 2659392e5c08dff626e6db1d739adff58a94604d ] The new Allwinner H6 SoC's USB2 PHY has two holes -- USB1 (which is a 3.0 port with dedicated PHY) and USB2 (which doesn't exist at all). Add support for this kind of missing USB PHY index. Signed-off-by: Icenowy Zheng Reviewed-by: Chen-Yu Tsai Signed-off-by: Kishon Vijay Abraham I Signed-off-by: Sasha Levin --- drivers/phy/allwinner/phy-sun4i-usb.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/phy/allwinner/phy-sun4i-usb.c b/drivers/phy/allwinner/phy-sun4i-usb.c index d4dcd39b8d76..881078ff73f6 100644 --- a/drivers/phy/allwinner/phy-sun4i-usb.c +++ b/drivers/phy/allwinner/phy-sun4i-usb.c @@ -126,6 +126,7 @@ struct sun4i_usb_phy_cfg { bool dedicated_clocks; bool enable_pmu_unk1; bool phy0_dual_route; + int missing_phys; }; struct sun4i_usb_phy_data { @@ -646,6 +647,9 @@ static struct phy *sun4i_usb_phy_xlate(struct device *dev, if (args->args[0] >= data->cfg->num_phys) return ERR_PTR(-ENODEV); + if (data->cfg->missing_phys & BIT(args->args[0])) + return ERR_PTR(-ENODEV); + return data->phys[args->args[0]].phy; } @@ -741,6 +745,9 @@ static int sun4i_usb_phy_probe(struct platform_device *pdev) struct sun4i_usb_phy *phy = data->phys + i; char name[16]; + if (data->cfg->missing_phys & BIT(i)) + continue; + snprintf(name, sizeof(name), "usb%d_vbus", i); phy->vbus = devm_regulator_get_optional(dev, name); if (IS_ERR(phy->vbus)) { -- 2.19.1