From patchwork Wed Feb 8 16:41:58 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= X-Patchwork-Id: 13133235 X-Patchwork-Delegate: geert@linux-m68k.org 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 08834C636CC for ; Wed, 8 Feb 2023 16:40:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231629AbjBHQkg (ORCPT ); Wed, 8 Feb 2023 11:40:36 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48168 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231634AbjBHQk2 (ORCPT ); Wed, 8 Feb 2023 11:40:28 -0500 Received: from relay8-d.mail.gandi.net (relay8-d.mail.gandi.net [217.70.183.201]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7740F4DBE8; Wed, 8 Feb 2023 08:40:22 -0800 (PST) Received: (Authenticated sender: clement.leger@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id 36E231BF209; Wed, 8 Feb 2023 16:40:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1675874421; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=1zV1VFrWVhQ6vhXF/fCLwcz9IjHBuYzryMaqXBU05Vo=; b=bsr2kT8/fs5ycb41yzV5D54Na9MB0RfaRaz/6VBRiG9lnEj506WDX5EFWJbhJ9f9+cc+se 2srr6LKvbSutYzurG4hnAQYFcFmaPaHNO6rikx9pRpXY2XUWqXiMpwjs/rtViOJzTFcQT6 fSuuM3Mu67AGYUDEMsDt+vSQG9R7u27Msf4jnskpsYrVrHPWGbQJ1wv0eyK1brGcrBwxz8 GoVuevDB6Ep2WV7zfFfJvtWZ+K0ONsjugPgnC//YBHlj9EcDmvqagdg/CITSnvNfHpjgEm Ey22ZDxQPP28DIXD11BR4m4IZLtAV8WneDCssRBhlFWDLBNk5QYmoEHr7miOYg== From: =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= To: Sergey Shtylyov , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Geert Uytterhoeven , Magnus Damm , Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , Maxime Coquelin , Russell King , Wong Vee Khee , =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= , Kurt Kanzenbach , Revanth Kumar Uppala , Tan Tee Min Cc: Thomas Petazzoni , Herve Codina , =?utf-8?q?Miqu=C3=A8l_Raynal?= , Milan Stevanovic , Jimmy Lalande , Pascal Eberhard , Mohammad Athari Bin Ismail , Jon Hunter , netdev@vger.kernel.org, linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Subject: [PATCH net-next v2 1/6] net: pcs: rzn1-miic: add pcs_early_setup() function Date: Wed, 8 Feb 2023 17:41:58 +0100 Message-Id: <20230208164203.378153-2-clement.leger@bootlin.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230208164203.378153-1-clement.leger@bootlin.com> References: <20230208164203.378153-1-clement.leger@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org When using this PCS with the stmmac IP, if the pcs is not configured and enabled before setting up stmmac hardware, driver setup will fail due to the lack of input RGMII RX clock. Add pcs_early_setup() function which allows to configure the MIIC converter based on the "phy-mode" that is described in the device-tree. Signed-off-by: Clément Léger --- drivers/net/pcs/pcs-rzn1-miic.c | 12 ++++++++++++ include/linux/pcs-rzn1-miic.h | 3 +++ 2 files changed, 15 insertions(+) diff --git a/drivers/net/pcs/pcs-rzn1-miic.c b/drivers/net/pcs/pcs-rzn1-miic.c index c1424119e821..e2eaf789c4d2 100644 --- a/drivers/net/pcs/pcs-rzn1-miic.c +++ b/drivers/net/pcs/pcs-rzn1-miic.c @@ -288,6 +288,18 @@ static const struct phylink_pcs_ops miic_phylink_ops = { .pcs_link_up = miic_link_up, }; +int miic_early_setup(struct phylink_pcs *pcs, struct device *dev) +{ + int interface; + + interface = device_get_phy_mode(dev); + if (interface < 0) + return interface; + + return miic_config(pcs, 0, interface, NULL, false); +} +EXPORT_SYMBOL(miic_early_setup); + struct phylink_pcs *miic_create(struct device *dev, struct device_node *np) { struct platform_device *pdev; diff --git a/include/linux/pcs-rzn1-miic.h b/include/linux/pcs-rzn1-miic.h index 56d12b21365d..84d7130b4b78 100644 --- a/include/linux/pcs-rzn1-miic.h +++ b/include/linux/pcs-rzn1-miic.h @@ -9,8 +9,11 @@ #define __LINUX_PCS_MIIC_H struct phylink; +struct phylink_pcs; struct device_node; +int miic_early_setup(struct phylink_pcs *pcs, struct device *dev); + struct phylink_pcs *miic_create(struct device *dev, struct device_node *np); void miic_destroy(struct phylink_pcs *pcs); From patchwork Wed Feb 8 16:41:59 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= X-Patchwork-Id: 13133236 X-Patchwork-Delegate: geert@linux-m68k.org 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0B0C9C636D4 for ; Wed, 8 Feb 2023 16:40:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231672AbjBHQkj (ORCPT ); Wed, 8 Feb 2023 11:40:39 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48226 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231652AbjBHQke (ORCPT ); Wed, 8 Feb 2023 11:40:34 -0500 Received: from relay8-d.mail.gandi.net (relay8-d.mail.gandi.net [IPv6:2001:4b98:dc4:8::228]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2E4AA38EAF; Wed, 8 Feb 2023 08:40:26 -0800 (PST) Received: (Authenticated sender: clement.leger@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id 32FC71BF20E; Wed, 8 Feb 2023 16:40:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1675874425; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=yjugn/p6DcEUOMbEHX1a3CLJTImoHW8X+UJ8D0m1mfw=; b=efroKWgHalzELppM3opEj7l3QcLSkRRBGsGCaspqY9ATTHmZ070Sce1o0fDTwZOg0IjH59 43J8xqFiYE6DknCU+selyB9+ZbzoHTzhCIuMKrLOWmHfQstNi/xtfjvFanWpP56roTj36J oIFJB7nvvhuTUbAflvNPdRD34qXr/y2k6XZ6Xsw0dyWIlmZvmKrz1ifkb+JU/so6jlTg/9 EM/SP6M/cJaGbD8b/jE/vAIazbzYYt06o61WE2eVOLdiKYJdyk03X8w6cNoop6mJYY4n7M gHGKDe9m8HUCZ4kMjnTq7n8oSRB0VARlvzMAOPwlULIUgEd15xrxMYzwEpGm9g== From: =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= To: Sergey Shtylyov , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Geert Uytterhoeven , Magnus Damm , Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , Maxime Coquelin , Russell King , Wong Vee Khee , =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= , Kurt Kanzenbach , Revanth Kumar Uppala , Tan Tee Min Cc: Thomas Petazzoni , Herve Codina , =?utf-8?q?Miqu=C3=A8l_Raynal?= , Milan Stevanovic , Jimmy Lalande , Pascal Eberhard , Mohammad Athari Bin Ismail , Jon Hunter , netdev@vger.kernel.org, linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Subject: [PATCH net-next v2 2/6] net: stmmac: add support to use a generic phylink_pcs as PCS Date: Wed, 8 Feb 2023 17:41:59 +0100 Message-Id: <20230208164203.378153-3-clement.leger@bootlin.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230208164203.378153-1-clement.leger@bootlin.com> References: <20230208164203.378153-1-clement.leger@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org Currently, the PCS is set based on the presence of the xpcs field. In order to allow supporting other PCS, add a phylink_pcs pcs field to struct mac_device_info which is used in stmmac_mac_select_pcs() to select the correct PCS. Signed-off-by: Clément Léger --- drivers/net/ethernet/stmicro/stmmac/common.h | 2 ++ drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 5 +---- drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c | 1 + 3 files changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index 6b5d96bced47..79fd67e8ab90 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -15,6 +15,7 @@ #include #include #include +#include #include #include #if IS_ENABLED(CONFIG_VLAN_8021Q) @@ -518,6 +519,7 @@ struct mac_device_info { const struct stmmac_tc_ops *tc; const struct stmmac_mmc_ops *mmc; struct dw_xpcs *xpcs; + struct phylink_pcs *phylink_pcs; struct mii_regs mii; /* MII register Addresses */ struct mac_link link; void __iomem *pcsr; /* vpointer to device CSRs */ diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index f44e4e4b4f16..9a8721227b17 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -937,10 +937,7 @@ static struct phylink_pcs *stmmac_mac_select_pcs(struct phylink_config *config, { struct stmmac_priv *priv = netdev_priv(to_net_dev(config->dev)); - if (!priv->hw->xpcs) - return NULL; - - return &priv->hw->xpcs->pcs; + return priv->hw->phylink_pcs; } static void stmmac_mac_config(struct phylink_config *config, unsigned int mode, diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c index 21aaa2730ac8..68deda5c5fa9 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c @@ -513,6 +513,7 @@ int stmmac_xpcs_setup(struct mii_bus *bus) } priv->hw->xpcs = xpcs; + priv->hw->phylink_pcs = &xpcs->pcs; break; } From patchwork Wed Feb 8 16:42:00 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= X-Patchwork-Id: 13133237 X-Patchwork-Delegate: geert@linux-m68k.org 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 28FE8C636CC for ; Wed, 8 Feb 2023 16:41:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231573AbjBHQlD (ORCPT ); Wed, 8 Feb 2023 11:41:03 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48190 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231664AbjBHQkg (ORCPT ); Wed, 8 Feb 2023 11:40:36 -0500 Received: from relay8-d.mail.gandi.net (relay8-d.mail.gandi.net [217.70.183.201]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F37474DE0C; Wed, 8 Feb 2023 08:40:30 -0800 (PST) Received: (Authenticated sender: clement.leger@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id A60E81BF211; Wed, 8 Feb 2023 16:40:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1675874429; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=XCj30NsK+6xPXdqbwOoZtwRO/ZUoDqTO5hHn+iKnF+o=; b=GTQjKeKP6jCXB+susoQC6r7Wao2poP1/a4Ob8/035exSTjKkF1n85RREgusN779F90UUSp VAD+NeoYQcdm/pZDqopInkA0VBppi35mawnAN1AiQBezpmMkBa6qjkO+kqxXeAOhM34RLA zgx8CfO5qDXiseFzrakMKFj1fQ5hryT90ocK92GhvDoR93YZC8CfYFDasvnnHIjDB0kARr psn2hP2/+EyIeEdbUZY5jol+oDQaeVv02aZx6QxRwC1jcmL4xlKHhLHMHJ6dreVIiUJ8BO 2Rp3Q6RqOf4mEIor/Ahx883YWs1ka9LFFypyBrrtceDqIeQRCPr9ktk7Uj5tbw== From: =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= To: Sergey Shtylyov , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Geert Uytterhoeven , Magnus Damm , Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , Maxime Coquelin , Russell King , Wong Vee Khee , =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= , Kurt Kanzenbach , Revanth Kumar Uppala , Tan Tee Min Cc: Thomas Petazzoni , Herve Codina , =?utf-8?q?Miqu=C3=A8l_Raynal?= , Milan Stevanovic , Jimmy Lalande , Pascal Eberhard , Mohammad Athari Bin Ismail , Jon Hunter , netdev@vger.kernel.org, linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Subject: [PATCH net-next v2 3/6] net: stmmac: add support to provide pcs from platform data Date: Wed, 8 Feb 2023 17:42:00 +0100 Message-Id: <20230208164203.378153-4-clement.leger@bootlin.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230208164203.378153-1-clement.leger@bootlin.com> References: <20230208164203.378153-1-clement.leger@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org Add a pcs field in platform_data to allow providing platform data. This is gonig to be used by the renesas,rzn1-gmac compatible driver which can make use of a PCS. Signed-off-by: Clément Léger --- drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 3 +++ include/linux/stmmac.h | 1 + 2 files changed, 4 insertions(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 9a8721227b17..8bf5f73eb4c8 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -7295,6 +7295,9 @@ int stmmac_dvr_probe(struct device *device, goto error_xpcs_setup; } + if (priv->plat->pcs) + priv->hw->phylink_pcs = priv->plat->pcs; + ret = stmmac_phy_setup(priv); if (ret) { netdev_err(ndev, "failed to setup phy (%d)\n", ret); diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h index a152678b82b7..104b3d1101c0 100644 --- a/include/linux/stmmac.h +++ b/include/linux/stmmac.h @@ -273,5 +273,6 @@ struct plat_stmmacenet_data { bool use_phy_wol; bool sph_disable; bool serdes_up_after_phy_linkup; + struct phylink_pcs *pcs; }; #endif From patchwork Wed Feb 8 16:42:01 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= X-Patchwork-Id: 13133238 X-Patchwork-Delegate: geert@linux-m68k.org 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 01003C64EC6 for ; Wed, 8 Feb 2023 16:41:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231751AbjBHQlG (ORCPT ); Wed, 8 Feb 2023 11:41:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48512 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231690AbjBHQkk (ORCPT ); Wed, 8 Feb 2023 11:40:40 -0500 Received: from relay8-d.mail.gandi.net (relay8-d.mail.gandi.net [217.70.183.201]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CABEA4E509; Wed, 8 Feb 2023 08:40:34 -0800 (PST) Received: (Authenticated sender: clement.leger@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id B9A171BF204; Wed, 8 Feb 2023 16:40:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1675874433; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=CKxN1115PkUVgT67V9DJBTOcN72KLe5GaWw0cltqBAA=; b=KxrU9bOQAeIWYzdEKz/zSbCBf2B4HsYw4cySr7Jm7jjp4hCZox/kIrG9V6Nq4E0GTbwJFx SPXBdGbIvtGGB1oLJXq1M6LVAkj2J1J7jt6p1kSul1J2dVhBcsCYsIROYCmf/Sm+1uflK6 HFOjb0F/FdQQydqXE0jxIxNAm+SgantNmo1j0eB2wCz4q7YKUf9wrXJrirUCnOz4HW9v0x S8KvrcTDLJjF9dCUZNqrIFGsnxHEWc/KjfkZtGkxWD330qa3hNPBboGQs7F0wgABOjRYpn EvswDf6MjyqKPPuyQQtMdPkWRjDuJmYckPciShaCbqWhb4HWuGTCYfzcp4XRhA== From: =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= To: Sergey Shtylyov , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Geert Uytterhoeven , Magnus Damm , Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , Maxime Coquelin , Russell King , Wong Vee Khee , =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= , Kurt Kanzenbach , Revanth Kumar Uppala , Tan Tee Min Cc: Thomas Petazzoni , Herve Codina , =?utf-8?q?Miqu=C3=A8l_Raynal?= , Milan Stevanovic , Jimmy Lalande , Pascal Eberhard , Mohammad Athari Bin Ismail , Jon Hunter , netdev@vger.kernel.org, linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Subject: [PATCH net-next v2 4/6] dt-bindings: net: renesas,rzn1-gmac: Document RZ/N1 GMAC support Date: Wed, 8 Feb 2023 17:42:01 +0100 Message-Id: <20230208164203.378153-5-clement.leger@bootlin.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230208164203.378153-1-clement.leger@bootlin.com> References: <20230208164203.378153-1-clement.leger@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org Add "renesas,rzn1-gmac" binding documentation which is compatible with "snps,dwmac" compatible driver but uses a custom PCS to communicate with the phy. Signed-off-by: Clément Léger --- .../bindings/net/renesas,rzn1-gmac.yaml | 67 +++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/renesas,rzn1-gmac.yaml diff --git a/Documentation/devicetree/bindings/net/renesas,rzn1-gmac.yaml b/Documentation/devicetree/bindings/net/renesas,rzn1-gmac.yaml new file mode 100644 index 000000000000..944fd0d97d79 --- /dev/null +++ b/Documentation/devicetree/bindings/net/renesas,rzn1-gmac.yaml @@ -0,0 +1,67 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/renesas,rzn1-gmac.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas GMAC + +maintainers: + - Clément Léger + +select: + properties: + compatible: + contains: + enum: + - renesas,r9a06g032-gmac + - renesas,rzn1-gmac + required: + - compatible + +allOf: + - $ref: snps,dwmac.yaml# + +properties: + compatible: + items: + - enum: + - renesas,r9a06g032-gmac + - renesas,rzn1-gmac + - snps,dwmac + + pcs-handle: + description: + phandle pointing to a PCS sub-node compatible with + renesas,rzn1-miic.yaml# + $ref: /schemas/types.yaml#/definitions/phandle + +required: + - compatible + +unevaluatedProperties: false + +examples: + - | + #include + #include + + ethernet@44000000 { + compatible = "renesas,rzn1-gmac"; + reg = <0x44000000 0x2000>; + interrupt-parent = <&gic>; + interrupts = , + , + ; + interrupt-names = "macirq", "eth_wake_irq", "eth_lpi"; + clock-names = "stmmaceth"; + clocks = <&sysctrl R9A06G032_HCLK_GMAC0>; + snps,multicast-filter-bins = <256>; + snps,perfect-filter-entries = <128>; + tx-fifo-depth = <2048>; + rx-fifo-depth = <4096>; + pcs-handle = <&mii_conv1>; + phy-mode = "mii"; + }; + +... From patchwork Wed Feb 8 16:42:02 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= X-Patchwork-Id: 13133239 X-Patchwork-Delegate: geert@linux-m68k.org 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A3504C05027 for ; Wed, 8 Feb 2023 16:41:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231810AbjBHQl1 (ORCPT ); Wed, 8 Feb 2023 11:41:27 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48760 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231721AbjBHQkn (ORCPT ); Wed, 8 Feb 2023 11:40:43 -0500 Received: from relay8-d.mail.gandi.net (relay8-d.mail.gandi.net [217.70.183.201]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 20CA24ED04; Wed, 8 Feb 2023 08:40:38 -0800 (PST) Received: (Authenticated sender: clement.leger@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id A3EFA1BF20F; Wed, 8 Feb 2023 16:40:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1675874437; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=+b40twGxCdSc5QQc2SQJSyKNWqs4/oSfyFtqvqrIBhE=; b=o+Jd9uzwe2WGjsk4QBqoP29okNr5Qp/syL1Zc9fPUvp82qXDxpmSPvGcPWQjPJ3jTqOL28 khktOlev1Kok1YKmTn5GBde0/XIplaoGVT8Z+zKU4sDfICTiI6haa5yH0kjoDoz0br/WEu qwS9i8n5a56uk0Gjqxy8Qk76+7KMFMaYoWsfi1XYYQPoCeH2GsSoJedE15IuIKLb1/kx+9 fu1mDahV6gDGXB14NdqBJAn1GUDq87v2v8BtPsiUNXGpFZ02GDL+BEAsMoomzsRJw89ZHu l9n7HH86/f/wPX8yzmkaMGomjc1QF/6VYknD2W1ySXqtsvcRvsBW9iGbenYxgQ== From: =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= To: Sergey Shtylyov , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Geert Uytterhoeven , Magnus Damm , Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , Maxime Coquelin , Russell King , Wong Vee Khee , =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= , Kurt Kanzenbach , Revanth Kumar Uppala , Tan Tee Min Cc: Thomas Petazzoni , Herve Codina , =?utf-8?q?Miqu=C3=A8l_Raynal?= , Milan Stevanovic , Jimmy Lalande , Pascal Eberhard , Mohammad Athari Bin Ismail , Jon Hunter , netdev@vger.kernel.org, linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Subject: [PATCH net-next v2 5/6] net: stmmac: add support for RZ/N1 GMAC Date: Wed, 8 Feb 2023 17:42:02 +0100 Message-Id: <20230208164203.378153-6-clement.leger@bootlin.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230208164203.378153-1-clement.leger@bootlin.com> References: <20230208164203.378153-1-clement.leger@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org Add support for Renesas RZ/N1 GMAC. This support uses a custom PCS (MIIC) which is handle by parsing the pcs-handle device tree property. Signed-off-by: Clément Léger --- drivers/net/ethernet/stmicro/stmmac/Kconfig | 11 ++ drivers/net/ethernet/stmicro/stmmac/Makefile | 1 + .../net/ethernet/stmicro/stmmac/dwmac-rzn1.c | 120 ++++++++++++++++++ 3 files changed, 132 insertions(+) create mode 100644 drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.c diff --git a/drivers/net/ethernet/stmicro/stmmac/Kconfig b/drivers/net/ethernet/stmicro/stmmac/Kconfig index f77511fe4e87..be5429b7e192 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Kconfig +++ b/drivers/net/ethernet/stmicro/stmmac/Kconfig @@ -153,6 +153,17 @@ config DWMAC_ROCKCHIP This selects the Rockchip RK3288 SoC glue layer support for the stmmac device driver. +config DWMAC_RZN1 + tristate "Renesas RZ/N1 dwmac support" + default ARCH_RZN1 + depends on OF && (ARCH_RZN1 || COMPILE_TEST) + select PCS_RZN1_MIIC + help + Support for Ethernet controller on Renesas RZ/N1 SoC family. + + This selects the Renesas RZ/N1 SoC glue layer support for + the stmmac device driver. + config DWMAC_SOCFPGA tristate "SOCFPGA dwmac support" default ARCH_INTEL_SOCFPGA diff --git a/drivers/net/ethernet/stmicro/stmmac/Makefile b/drivers/net/ethernet/stmicro/stmmac/Makefile index 057e4bab5c08..53a0f74c1cb5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Makefile +++ b/drivers/net/ethernet/stmicro/stmmac/Makefile @@ -22,6 +22,7 @@ obj-$(CONFIG_DWMAC_MESON) += dwmac-meson.o dwmac-meson8b.o obj-$(CONFIG_DWMAC_OXNAS) += dwmac-oxnas.o obj-$(CONFIG_DWMAC_QCOM_ETHQOS) += dwmac-qcom-ethqos.o obj-$(CONFIG_DWMAC_ROCKCHIP) += dwmac-rk.o +obj-$(CONFIG_DWMAC_RZN1) += dwmac-rzn1.o obj-$(CONFIG_DWMAC_SOCFPGA) += dwmac-altr-socfpga.o obj-$(CONFIG_DWMAC_STI) += dwmac-sti.o obj-$(CONFIG_DWMAC_STM32) += dwmac-stm32.o diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.c new file mode 100644 index 000000000000..82118d8cb50e --- /dev/null +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.c @@ -0,0 +1,120 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2022 Schneider-Electric + * + * Clément Léger + */ + +#include +#include +#include +#include + +#include "stmmac_platform.h" +#include "stmmac.h" + +struct rzn1_dwmac { + struct phylink_pcs *pcs; +}; + +static int rzn1_dt_parse(struct device *dev, struct rzn1_dwmac *dwmac) +{ + struct device_node *np = dev->of_node; + struct device_node *pcs_node; + struct phylink_pcs *pcs; + int ret; + + pcs_node = of_parse_phandle(np, "pcs-handle", 0); + if (!pcs_node) + return 0; + + pcs = miic_create(dev, pcs_node); + if (IS_ERR(pcs)) + return PTR_ERR(pcs); + + ret = miic_early_setup(pcs, dev); + if (ret) { + miic_destroy(pcs); + return ret; + } + + dwmac->pcs = pcs; + + return 0; +} + +static int rzn1_dwmac_probe(struct platform_device *pdev) +{ + struct plat_stmmacenet_data *plat_dat; + struct stmmac_resources stmmac_res; + struct device *dev = &pdev->dev; + struct rzn1_dwmac *dwmac; + int ret; + + ret = stmmac_get_platform_resources(pdev, &stmmac_res); + if (ret) + return ret; + + plat_dat = stmmac_probe_config_dt(pdev, stmmac_res.mac); + if (IS_ERR(plat_dat)) + return PTR_ERR(plat_dat); + + dwmac = devm_kzalloc(dev, sizeof(*dwmac), GFP_KERNEL); + if (!dwmac) { + ret = -ENOMEM; + goto err_remove_config_dt; + } + + ret = rzn1_dt_parse(dev, dwmac); + if (ret) + goto err_remove_config_dt; + + plat_dat->bsp_priv = dwmac; + plat_dat->pcs = dwmac->pcs; + + ret = stmmac_dvr_probe(dev, plat_dat, &stmmac_res); + if (ret) + goto err_free_pcs; + + return 0; + +err_free_pcs: + if (dwmac->pcs) + miic_destroy(dwmac->pcs); + +err_remove_config_dt: + stmmac_remove_config_dt(pdev, plat_dat); + + return ret; +} + +static int rzn1_dwmac_remove(struct platform_device *pdev) +{ + struct rzn1_dwmac *dwmac = get_stmmac_bsp_priv(&pdev->dev); + int ret = stmmac_dvr_remove(&pdev->dev); + + if (dwmac->pcs) + miic_destroy(dwmac->pcs); + + return ret; +} + +static const struct of_device_id rzn1_dwmac_match[] = { + { .compatible = "renesas,rzn1-gmac" }, + { } +}; +MODULE_DEVICE_TABLE(of, rzn1_dwmac_match); + +static struct platform_driver rzn1_dwmac_driver = { + .probe = rzn1_dwmac_probe, + .remove = rzn1_dwmac_remove, + .driver = { + .name = "rzn1-dwmac", + .of_match_table = rzn1_dwmac_match, + }, +}; +module_platform_driver(rzn1_dwmac_driver); + +MODULE_AUTHOR("Clément Léger "); +MODULE_DESCRIPTION("Renesas RZN1 DWMAC specific glue layer"); +MODULE_LICENSE("GPL"); From patchwork Wed Feb 8 16:42:03 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= X-Patchwork-Id: 13133240 X-Patchwork-Delegate: geert@linux-m68k.org 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 51FFEC636CC for ; Wed, 8 Feb 2023 16:41:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231744AbjBHQll (ORCPT ); Wed, 8 Feb 2023 11:41:41 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48138 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231742AbjBHQlF (ORCPT ); Wed, 8 Feb 2023 11:41:05 -0500 Received: from relay8-d.mail.gandi.net (relay8-d.mail.gandi.net [IPv6:2001:4b98:dc4:8::228]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D60B04E50E; Wed, 8 Feb 2023 08:40:42 -0800 (PST) Received: (Authenticated sender: clement.leger@bootlin.com) by mail.gandi.net (Postfix) with ESMTPSA id 64CE61BF215; Wed, 8 Feb 2023 16:40:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1675874441; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=F2K1Mbt7RBxJUSeZsp99AVJE/j6M83BKYvRqSEdsUyg=; b=mdruBRmAwMVP73GpfC+dxP/4Qe46kudrpPy1CyBLTXjn3hqNqbpJ3zsdgze0T5nx4fsY7X gCWlfUBGZcBi78ntUZo9iGqCH1OcRrT3HtjoE95vMyGsGVZtgydu/+EXa6GZmFVRS0HzeM HknySmCsTLIreg+rbiX0i0LJkLOihXwyeELHsz36+VMaZX9zQrdXzdchvDVNmXWbUVdoOM /cE1+LAF8lyWZC3ioi/CTIwWJFlDIAipwqi+w8JyVfTombVe2sXhig6BVwz0ZqZIR76v7C 3fauWb5NdrNgo2zzsjTfMcHZ9oOjbqmZJywG5pvDzNYx7f6omnarJv81oRrfyw== From: =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= To: Sergey Shtylyov , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Geert Uytterhoeven , Magnus Damm , Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , Maxime Coquelin , Russell King , Wong Vee Khee , =?utf-8?b?Q2zDqW1lbnQgTMOpZ2Vy?= , Kurt Kanzenbach , Revanth Kumar Uppala , Tan Tee Min Cc: Thomas Petazzoni , Herve Codina , =?utf-8?q?Miqu=C3=A8l_Raynal?= , Milan Stevanovic , Jimmy Lalande , Pascal Eberhard , Mohammad Athari Bin Ismail , Jon Hunter , netdev@vger.kernel.org, linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Subject: [PATCH net-next v2 6/6] ARM: dts: r9a06g032: describe GMAC1 Date: Wed, 8 Feb 2023 17:42:03 +0100 Message-Id: <20230208164203.378153-7-clement.leger@bootlin.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230208164203.378153-1-clement.leger@bootlin.com> References: <20230208164203.378153-1-clement.leger@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org RZ/N1 SoC includes two MAC named GMACx that are compatible with the "snps,dwmac" driver. GMAC1 is connected directly to the MII converter port 1. Since this MII converter is represented using a PCS driver, it uses the renesas specific compatible driver which uses this PCS. Signed-off-by: Clément Léger --- arch/arm/boot/dts/r9a06g032.dtsi | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/arch/arm/boot/dts/r9a06g032.dtsi b/arch/arm/boot/dts/r9a06g032.dtsi index 41e19c0986ce..ba32e4429b01 100644 --- a/arch/arm/boot/dts/r9a06g032.dtsi +++ b/arch/arm/boot/dts/r9a06g032.dtsi @@ -304,6 +304,24 @@ dma1: dma-controller@40105000 { data-width = <8>; }; + gmac1: ethernet@44000000 { + compatible = "renesas,r9a06g032-gmac", "renesas,rzn1-gmac", "snps,dwmac"; + reg = <0x44000000 0x2000>; + interrupt-parent = <&gic>; + interrupts = , + , + ; + interrupt-names = "macirq", "eth_wake_irq", "eth_lpi"; + clock-names = "stmmaceth"; + clocks = <&sysctrl R9A06G032_HCLK_GMAC0>; + snps,multicast-filter-bins = <256>; + snps,perfect-filter-entries = <128>; + tx-fifo-depth = <2048>; + rx-fifo-depth = <4096>; + pcs-handle = <&mii_conv1>; + status = "disabled"; + }; + gmac2: ethernet@44002000 { compatible = "renesas,r9a06g032-gmac", "renesas,rzn1-gmac", "snps,dwmac"; reg = <0x44002000 0x2000>;