175 lines
6.9 KiB
Diff
175 lines
6.9 KiB
Diff
From patchwork Sun Mar 19 22:08:05 2023
|
|
Content-Type: text/plain; charset="utf-8"
|
|
MIME-Version: 1.0
|
|
Content-Transfer-Encoding: 8bit
|
|
X-Patchwork-Submitter: =?utf-8?q?=C3=81lvaro_Fern=C3=A1ndez_Rojas?=
|
|
<noltari@gmail.com>
|
|
X-Patchwork-Id: 13180645
|
|
X-Patchwork-Delegate: kuba@kernel.org
|
|
Return-Path: <netdev-owner@vger.kernel.org>
|
|
X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on
|
|
aws-us-west-2-korg-lkml-1.web.codeaurora.org
|
|
Received: from vger.kernel.org (vger.kernel.org [23.128.96.18])
|
|
by smtp.lore.kernel.org (Postfix) with ESMTP id A7A46C6FD1F
|
|
for <netdev@archiver.kernel.org>; Sun, 19 Mar 2023 22:08:15 +0000 (UTC)
|
|
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
|
|
id S230223AbjCSWIN (ORCPT <rfc822;netdev@archiver.kernel.org>);
|
|
Sun, 19 Mar 2023 18:08:13 -0400
|
|
Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32878 "EHLO
|
|
lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
|
|
with ESMTP id S229565AbjCSWIM (ORCPT
|
|
<rfc822;netdev@vger.kernel.org>); Sun, 19 Mar 2023 18:08:12 -0400
|
|
Received: from mail-wr1-x42e.google.com (mail-wr1-x42e.google.com
|
|
[IPv6:2a00:1450:4864:20::42e])
|
|
by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 605D3E062;
|
|
Sun, 19 Mar 2023 15:08:10 -0700 (PDT)
|
|
Received: by mail-wr1-x42e.google.com with SMTP id h17so8695188wrt.8;
|
|
Sun, 19 Mar 2023 15:08:10 -0700 (PDT)
|
|
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
|
|
d=gmail.com; s=20210112; t=1679263689;
|
|
h=content-transfer-encoding:mime-version:references:in-reply-to
|
|
:message-id:date:subject:cc:to:from:from:to:cc:subject:date
|
|
:message-id:reply-to;
|
|
bh=GmPK75Q9ZD3h3IYflWYuDwS99V2e532KgDlnNucAoJg=;
|
|
b=PSdrywW48P4Lq8z9wOSPXFB/ZdO/JfuyiGlw3Gz1Iriy+Smo/cBnJ0Ve9zKkX3AKTO
|
|
Tr7/g8xhSQX8sU5WAOEPC13uVjKpO4VZsamXHTmMKL4mmfII3K/piAsQcMQkkNpgouab
|
|
Ci9yr+7ASSmqEUHIbYTM6sl6a47rPwqk3b3DcTIE2CwJsPPNXnpQ/aSVbJAcEdhcZICc
|
|
X4rAmjrYjcsl8coFIGHHPlrMH9ShekQWxB84vEb6bO1nXOORNPizOHuY1vJ3wa3WgXsx
|
|
YwlvutMFVIUXfgL2ZwCmQAKWJPiAaFk+CCk3oxSeOYoAzkjcbMyapz9VnooStfvR2aV3
|
|
k+2g==
|
|
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
|
|
d=1e100.net; s=20210112; t=1679263689;
|
|
h=content-transfer-encoding:mime-version:references:in-reply-to
|
|
:message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc
|
|
:subject:date:message-id:reply-to;
|
|
bh=GmPK75Q9ZD3h3IYflWYuDwS99V2e532KgDlnNucAoJg=;
|
|
b=NGjqrGERyaxRwINtevHaY97h9X9W+1UY62YYwotqwv5+cfvB8myjBbD3WH2WzaqMes
|
|
o9MMER9RE8/arW3jIVlBv4ORDUuEZ7AeGgy5UbFyQZIPHlp+hJ/sxFrGvYUwamg4Qrr9
|
|
ojargh8ORsEiMeqaf+5AkmEagNhrrV3ax0pUuWDzbJ3vXGoHjfCetHz5xyNL46dvXBfb
|
|
l/OZqjv9IYob552uUoUmCy/TbEQDqvmjkFrROFK9gtBNxgxUJkwbyiWIOVsf6RR8OarP
|
|
f7bbvSJYkvTvzx2u/g0Up7NW5ZyihMGBmDs377M3yW6AnSxW6jlfl30QmMU1aEigYXvy
|
|
v3mA==
|
|
X-Gm-Message-State: AO0yUKUm1PYmYa4xlHuVD23mZcZm83a+xbhcbs0Xryi3yF/+UnjM4Cho
|
|
GAfqSh5MZ/rlOAm3Vnpn//9hOG5Lc8vLYg==
|
|
X-Google-Smtp-Source:
|
|
AK7set+5pTahGGgk1hF/mHGkGBhsMf0//oQjZd4QFHx+HaeSgP5f6q7g0bRUcTX8kRtgHH0T7l1/hQ==
|
|
X-Received: by 2002:a5d:474f:0:b0:2d6:2ae8:70d with SMTP id
|
|
o15-20020a5d474f000000b002d62ae8070dmr2382593wrs.39.1679263688549;
|
|
Sun, 19 Mar 2023 15:08:08 -0700 (PDT)
|
|
Received: from atlantis.lan (255.red-79-146-124.dynamicip.rima-tde.net.
|
|
[79.146.124.255])
|
|
by smtp.gmail.com with ESMTPSA id
|
|
d6-20020a5d6dc6000000b002c53f6c7599sm7354727wrz.29.2023.03.19.15.08.07
|
|
(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);
|
|
Sun, 19 Mar 2023 15:08:07 -0700 (PDT)
|
|
From: =?utf-8?q?=C3=81lvaro_Fern=C3=A1ndez_Rojas?= <noltari@gmail.com>
|
|
To: f.fainelli@gmail.com, jonas.gorski@gmail.com, andrew@lunn.ch,
|
|
olteanv@gmail.com, davem@davemloft.net, edumazet@google.com,
|
|
kuba@kernel.org, pabeni@redhat.com, netdev@vger.kernel.org,
|
|
linux-kernel@vger.kernel.org
|
|
Cc: =?utf-8?q?=C3=81lvaro_Fern=C3=A1ndez_Rojas?= <noltari@gmail.com>
|
|
Subject: [PATCH v2] net: dsa: b53: add support for BCM63xx RGMIIs
|
|
Date: Sun, 19 Mar 2023 23:08:05 +0100
|
|
Message-Id: <20230319220805.124024-1-noltari@gmail.com>
|
|
X-Mailer: git-send-email 2.30.2
|
|
In-Reply-To: <20230319183330.761251-1-noltari@gmail.com>
|
|
References: <20230319183330.761251-1-noltari@gmail.com>
|
|
MIME-Version: 1.0
|
|
Precedence: bulk
|
|
List-ID: <netdev.vger.kernel.org>
|
|
X-Mailing-List: netdev@vger.kernel.org
|
|
X-Patchwork-Delegate: kuba@kernel.org
|
|
|
|
BCM63xx RGMII ports require additional configuration in order to work.
|
|
|
|
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
|
|
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
|
|
---
|
|
v2: add changes suggested by Andrew:
|
|
- Use a switch statement.
|
|
- Use dev_dbg() instead of dev_info().
|
|
|
|
drivers/net/dsa/b53/b53_common.c | 46 ++++++++++++++++++++++++++++++++
|
|
drivers/net/dsa/b53/b53_priv.h | 1 +
|
|
2 files changed, 47 insertions(+)
|
|
|
|
--- a/drivers/net/dsa/b53/b53_common.c
|
|
+++ b/drivers/net/dsa/b53/b53_common.c
|
|
@@ -1209,6 +1209,46 @@ static void b53_force_port_config(struct
|
|
b53_write8(dev, B53_CTRL_PAGE, off, reg);
|
|
}
|
|
|
|
+static void b53_adjust_63xx_rgmii(struct dsa_switch *ds, int port,
|
|
+ phy_interface_t interface)
|
|
+{
|
|
+ struct b53_device *dev = ds->priv;
|
|
+ u8 rgmii_ctrl = 0, off;
|
|
+
|
|
+ if (port == dev->imp_port)
|
|
+ off = B53_RGMII_CTRL_IMP;
|
|
+ else
|
|
+ off = B53_RGMII_CTRL_P(port);
|
|
+
|
|
+ b53_read8(dev, B53_CTRL_PAGE, off, &rgmii_ctrl);
|
|
+
|
|
+ switch (interface) {
|
|
+ case PHY_INTERFACE_MODE_RGMII_ID:
|
|
+ rgmii_ctrl |= (RGMII_CTRL_DLL_RXC | RGMII_CTRL_DLL_TXC);
|
|
+ break;
|
|
+ case PHY_INTERFACE_MODE_RGMII_RXID:
|
|
+ rgmii_ctrl &= ~(RGMII_CTRL_DLL_TXC);
|
|
+ rgmii_ctrl |= RGMII_CTRL_DLL_RXC;
|
|
+ break;
|
|
+ case PHY_INTERFACE_MODE_RGMII_TXID:
|
|
+ rgmii_ctrl &= ~(RGMII_CTRL_DLL_RXC);
|
|
+ rgmii_ctrl |= RGMII_CTRL_DLL_TXC;
|
|
+ break;
|
|
+ case PHY_INTERFACE_MODE_RGMII:
|
|
+ default:
|
|
+ rgmii_ctrl &= ~(RGMII_CTRL_DLL_RXC | RGMII_CTRL_DLL_TXC);
|
|
+ break;
|
|
+ }
|
|
+
|
|
+ if (port != dev->imp_port)
|
|
+ rgmii_ctrl |= RGMII_CTRL_ENABLE_GMII;
|
|
+
|
|
+ b53_write8(dev, B53_CTRL_PAGE, off, rgmii_ctrl);
|
|
+
|
|
+ dev_dbg(ds->dev, "Configured port %d for %s\n", port,
|
|
+ phy_modes(interface));
|
|
+}
|
|
+
|
|
static void b53_adjust_link(struct dsa_switch *ds, int port,
|
|
struct phy_device *phydev)
|
|
{
|
|
@@ -1235,6 +1275,9 @@ static void b53_adjust_link(struct dsa_s
|
|
tx_pause, rx_pause);
|
|
b53_force_link(dev, port, phydev->link);
|
|
|
|
+ if (is63xx(dev) && port >= B53_63XX_RGMII0)
|
|
+ b53_adjust_63xx_rgmii(ds, port, phydev->interface);
|
|
+
|
|
if (is531x5(dev) && phy_interface_is_rgmii(phydev)) {
|
|
if (port == dev->imp_port)
|
|
off = B53_RGMII_CTRL_IMP;
|
|
@@ -1402,6 +1445,9 @@ void b53_phylink_mac_link_up(struct dsa_
|
|
{
|
|
struct b53_device *dev = ds->priv;
|
|
|
|
+ if (is63xx(dev) && port >= B53_63XX_RGMII0)
|
|
+ b53_adjust_63xx_rgmii(ds, port, interface);
|
|
+
|
|
if (mode == MLO_AN_PHY)
|
|
return;
|
|
|
|
--- a/drivers/net/dsa/b53/b53_priv.h
|
|
+++ b/drivers/net/dsa/b53/b53_priv.h
|
|
@@ -211,6 +211,7 @@ static inline int is58xx(struct b53_devi
|
|
dev->chip_id == BCM7278_DEVICE_ID;
|
|
}
|
|
|
|
+#define B53_63XX_RGMII0 4
|
|
#define B53_CPU_PORT_25 5
|
|
#define B53_CPU_PORT 8
|
|
|