From patchwork Wed May 12 14:48:23 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 436299 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=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, 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 7ED3CC2B9FA for ; Wed, 12 May 2021 17:02:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 61EF061352 for ; Wed, 12 May 2021 17:02:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343769AbhELQ70 (ORCPT ); Wed, 12 May 2021 12:59:26 -0400 Received: from mail.kernel.org ([198.145.29.99]:35814 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244060AbhELQma (ORCPT ); Wed, 12 May 2021 12:42:30 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 6AC6E61D1B; Wed, 12 May 2021 16:10:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1620835806; bh=lsjfootg/jtAdyH6K1xx+vOx6exyPiqV9fbXer3OXJw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=0bZOKnx0ZE/bahg3uRMLMlq9mB3fZixiz81+KHDzJrDxiKS0xqJ2w3lfa0ePEhnBV Iak0gvnn31or/tqFpWWui3sLYlk+T2/H/qKpaiGF2PAsAL5vm+1LQMrGVTgQcD/HH/ hwGqhvHpWP8aQuMF0ihp3e06sa2AaGzJ+elokfg8= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= , Florian Fainelli , "David S. Miller" , Sasha Levin Subject: [PATCH 5.12 457/677] net: dsa: bcm_sf2: fix BCM4908 RGMII reg(s) Date: Wed, 12 May 2021 16:48:23 +0200 Message-Id: <20210512144852.547104479@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210512144837.204217980@linuxfoundation.org> References: <20210512144837.204217980@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Rafał Miłecki [ Upstream commit 6859d91549341c2ad769d482de58129f080c0f04 ] BCM4908 has only 1 RGMII reg for controlling port 7. Fixes: 73b7a6047971 ("net: dsa: bcm_sf2: support BCM4908's integrated switch") Signed-off-by: Rafał Miłecki Acked-by: Florian Fainelli Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- drivers/net/dsa/bcm_sf2.c | 11 +++++++---- drivers/net/dsa/bcm_sf2_regs.h | 1 + 2 files changed, 8 insertions(+), 4 deletions(-) diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index cd64b7f471b5..9c86cacc4a72 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -36,7 +36,12 @@ static u16 bcm_sf2_reg_rgmii_cntrl(struct bcm_sf2_priv *priv, int port) { switch (priv->type) { case BCM4908_DEVICE_ID: - /* TODO */ + switch (port) { + case 7: + return REG_RGMII_11_CNTRL; + default: + break; + } break; default: switch (port) { @@ -1179,9 +1184,7 @@ static const u16 bcm_sf2_4908_reg_offsets[] = { [REG_PHY_REVISION] = 0x14, [REG_SPHY_CNTRL] = 0x24, [REG_CROSSBAR] = 0xc8, - [REG_RGMII_0_CNTRL] = 0xe0, - [REG_RGMII_1_CNTRL] = 0xec, - [REG_RGMII_2_CNTRL] = 0xf8, + [REG_RGMII_11_CNTRL] = 0x014c, [REG_LED_0_CNTRL] = 0x40, [REG_LED_1_CNTRL] = 0x4c, [REG_LED_2_CNTRL] = 0x58, diff --git a/drivers/net/dsa/bcm_sf2_regs.h b/drivers/net/dsa/bcm_sf2_regs.h index c7783cb45845..9e141d1a0b07 100644 --- a/drivers/net/dsa/bcm_sf2_regs.h +++ b/drivers/net/dsa/bcm_sf2_regs.h @@ -21,6 +21,7 @@ enum bcm_sf2_reg_offs { REG_RGMII_0_CNTRL, REG_RGMII_1_CNTRL, REG_RGMII_2_CNTRL, + REG_RGMII_11_CNTRL, REG_LED_0_CNTRL, REG_LED_1_CNTRL, REG_LED_2_CNTRL,