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Sun, 3 May 2020 14:18:22 +0000 From: Peng Fan To: joe.hershberger@ni.com Cc: sbabic@denx.de, ccaione@baylibre.com, u-boot@lists.denx.de, uboot-imx@nxp.com, Peng Fan Subject: [PATCH V2 1/8] net: eth-uclass: add return value check Date: Sun, 3 May 2020 22:41:13 +0800 Message-Id: <20200503144120.30038-1-peng.fan@nxp.com> X-Mailer: git-send-email 2.16.4 X-ClientProxiedBy: SG2PR03CA0090.apcprd03.prod.outlook.com (2603:1096:4:7c::18) To DB6PR0402MB2760.eurprd04.prod.outlook.com (2603:10a6:4:a1::14) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from linux-1xn6.ap.freescale.net (119.31.174.71) by SG2PR03CA0090.apcprd03.prod.outlook.com (2603:1096:4:7c::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2979.14 via Frontend Transport; Sun, 3 May 2020 14:18:20 +0000 X-Mailer: git-send-email 2.16.4 X-Originating-IP: [119.31.174.71] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: 33e689d3-2770-4584-d90f-08d7ef6cd633 X-MS-TrafficTypeDiagnostic: DB6PR0402MB2902:|DB6PR0402MB2902: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:1751; 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static struct eth_uclass_priv *eth_get_uclass_priv(void) { struct uclass *uc; + int ret; + + ret = uclass_get(UCLASS_ETH, &uc); + if (ret) + return NULL; - uclass_get(UCLASS_ETH, &uc); assert(uc); return uc->priv; } @@ -102,6 +106,7 @@ struct udevice *eth_get_dev_by_name(const char *devname) struct udevice *it; struct uclass *uc; int len = strlen("eth"); + int ret; /* Must be longer than 3 to be an alias */ if (!strncmp(devname, "eth", len) && strlen(devname) > len) { @@ -109,7 +114,10 @@ struct udevice *eth_get_dev_by_name(const char *devname) seq = simple_strtoul(startp, &endp, 10); } - uclass_get(UCLASS_ETH, &uc); + ret = uclass_get(UCLASS_ETH, &uc); + if (ret) + return NULL; + uclass_foreach_dev(it, uc) { /* * We need the seq to be valid, so try to probe it. 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Sun, 3 May 2020 14:18:25 +0000 From: Peng Fan To: joe.hershberger@ni.com Cc: sbabic@denx.de, ccaione@baylibre.com, u-boot@lists.denx.de, uboot-imx@nxp.com, Ye Li , Peng Fan Subject: [PATCH V2 2/8] net: Add eth phy generic driver for shared MDIO Date: Sun, 3 May 2020 22:41:14 +0800 Message-Id: <20200503144120.30038-2-peng.fan@nxp.com> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20200503144120.30038-1-peng.fan@nxp.com> References: <20200503144120.30038-1-peng.fan@nxp.com> X-ClientProxiedBy: SG2PR03CA0090.apcprd03.prod.outlook.com (2603:1096:4:7c::18) To DB6PR0402MB2760.eurprd04.prod.outlook.com (2603:10a6:4:a1::14) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from linux-1xn6.ap.freescale.net (119.31.174.71) by SG2PR03CA0090.apcprd03.prod.outlook.com (2603:1096:4:7c::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2979.14 via Frontend Transport; Sun, 3 May 2020 14:18:23 +0000 X-Mailer: git-send-email 2.16.4 X-Originating-IP: [119.31.174.71] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: eb05197c-9d23-4c7b-b979-08d7ef6cd7e0 X-MS-TrafficTypeDiagnostic: DB6PR0402MB2902:|DB6PR0402MB2902: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:89; 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So two different ethernet drivers have to share MDIO bus. Since two ethernet drivers are independent, we can't ensure their probe order. To resolve this problem, introduce an eth phy generic driver and uclass. After eth-uclass binds, we search the mdio node and binds the phy node with the eth-phy-generic driver. When one eth driver get its phy device, the parent of phy device will probe prior than phy device. So this ensure the eth driver ownes the MDIO bus will be probed before using its MDIO. Signed-off-by: Ye Li Signed-off-by: Peng Fan --- drivers/net/Kconfig | 6 +++ drivers/net/Makefile | 1 + drivers/net/eth-phy-uclass.c | 122 +++++++++++++++++++++++++++++++++++++++++++ include/dm/uclass-id.h | 1 + include/eth_phy.h | 17 ++++++ net/eth-uclass.c | 5 ++ 6 files changed, 152 insertions(+) create mode 100644 drivers/net/eth-phy-uclass.c create mode 100644 include/eth_phy.h diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index 4d1013c984..d77bb221e0 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -57,6 +57,12 @@ config MDIO_MUX_SANDBOX This driver is used for testing in test/dm/mdio.c +config DM_ETH_PHY + bool "Enable Driver Model for Ethernet Generic PHY drivers" + depends on DM + help + Enable driver model for Ethernet Generic PHY . + menuconfig NETDEVICES bool "Network device support" depends on NET diff --git a/drivers/net/Makefile b/drivers/net/Makefile index 6e0a68834d..f6c5ae4fe7 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -20,6 +20,7 @@ obj-$(CONFIG_ETH_DESIGNWARE) += designware.o obj-$(CONFIG_ETH_DESIGNWARE_SOCFPGA) += dwmac_socfpga.o obj-$(CONFIG_DRIVER_DM9000) += dm9000x.o obj-$(CONFIG_DNET) += dnet.o +obj-$(CONFIG_DM_ETH_PHY) += eth-phy-uclass.o obj-$(CONFIG_E1000) += e1000.o obj-$(CONFIG_E1000_SPI) += e1000_spi.o obj-$(CONFIG_EEPRO100) += eepro100.o diff --git a/drivers/net/eth-phy-uclass.c b/drivers/net/eth-phy-uclass.c new file mode 100644 index 0000000000..b383f45527 --- /dev/null +++ b/drivers/net/eth-phy-uclass.c @@ -0,0 +1,122 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2020 NXP + */ + +#include +#include +#include +#include +#include +#include + +struct eth_phy_device_priv { + struct mii_dev *mdio_bus; +}; + +int eth_phy_binds_nodes(struct udevice *eth_dev) +{ + ofnode mdio_node, phy_node; + const char *node_name; + int ret; + + mdio_node = dev_read_subnode(eth_dev, "mdio"); + if (!ofnode_valid(mdio_node)) { + debug("%s: %s mdio subnode not found!", __func__, + eth_dev->name); + return -ENXIO; + } + + ofnode_for_each_subnode(phy_node, mdio_node) { + node_name = ofnode_get_name(phy_node); + + debug("* Found child node: '%s'\n", node_name); + + ret = device_bind_driver_to_node(eth_dev, + "eth_phy_generic_drv", + node_name, phy_node, NULL); + if (ret) { + debug(" - Eth phy binding error: %d\n", ret); + continue; + } + + debug(" - bound phy device: '%s'\n", node_name); + } + + return 0; +} + +int eth_phy_set_mdio_bus(struct udevice *eth_dev, struct mii_dev *mdio_bus) +{ + struct udevice *dev; + struct eth_phy_device_priv *uc_priv; + + for (uclass_first_device(UCLASS_ETH_PHY, &dev); dev; + uclass_next_device(&dev)) { + if (dev->parent == eth_dev) { + uc_priv = (struct eth_phy_device_priv *)(dev->uclass_priv); + + if (!uc_priv->mdio_bus) + uc_priv->mdio_bus = mdio_bus; + } + } + + return 0; +} + +struct mii_dev *eth_phy_get_mdio_bus(struct udevice *eth_dev) +{ + int ret; + struct udevice *phy_dev; + struct eth_phy_device_priv *uc_priv; + + /* Will probe the parent of phy device, then phy device */ + ret = uclass_get_device_by_phandle(UCLASS_ETH_PHY, eth_dev, + "phy-handle", &phy_dev); + if (!ret) { + if (eth_dev != phy_dev->parent) { + /* + * phy_dev is shared and controlled by + * other eth controller + */ + uc_priv = (struct eth_phy_device_priv *)(phy_dev->uclass_priv); + if (uc_priv->mdio_bus) + printf("Get shared mii bus on %s\n", eth_dev->name); + else + printf("Can't get shared mii bus on %s\n", eth_dev->name); + + return uc_priv->mdio_bus; + } + } else { + printf("FEC: can't find phy-handle\n"); + } + + return NULL; +} + +int eth_phy_get_addr(struct udevice *dev) +{ + struct ofnode_phandle_args phandle_args; + int reg; + + if (dev_read_phandle_with_args(dev, "phy-handle", NULL, 0, 0, + &phandle_args)) { + debug("Failed to find phy-handle"); + return -ENODEV; + } + + reg = ofnode_read_u32_default(phandle_args.node, "reg", 0); + + return reg; +} + +UCLASS_DRIVER(eth_phy_generic) = { + .id = UCLASS_ETH_PHY, + .name = "eth_phy_generic", + .per_device_auto_alloc_size = sizeof(struct eth_phy_device_priv), +}; + +U_BOOT_DRIVER(eth_phy_generic_drv) = { + .name = "eth_phy_generic_drv", + .id = UCLASS_ETH_PHY, +}; diff --git a/include/dm/uclass-id.h b/include/dm/uclass-id.h index 37ada51f9f..7837d459f1 100644 --- a/include/dm/uclass-id.h +++ b/include/dm/uclass-id.h @@ -47,6 +47,7 @@ enum uclass_id { UCLASS_DMA, /* Direct Memory Access */ UCLASS_EFI, /* EFI managed devices */ UCLASS_ETH, /* Ethernet device */ + UCLASS_ETH_PHY, /* Ethernet PHY device */ UCLASS_FIRMWARE, /* Firmware */ UCLASS_FS_FIRMWARE_LOADER, /* Generic loader */ UCLASS_GPIO, /* Bank of general-purpose I/O pins */ diff --git a/include/eth_phy.h b/include/eth_phy.h new file mode 100644 index 0000000000..19c496551b --- /dev/null +++ b/include/eth_phy.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2020 NXP + */ + +#ifndef _eth_phy_h_ +#define _eth_phy_h_ + +#include +#include + +int eth_phy_binds_nodes(struct udevice *eth_dev); +int eth_phy_set_mdio_bus(struct udevice *eth_dev, struct mii_dev *mdio_bus); +struct mii_dev *eth_phy_get_mdio_bus(struct udevice *eth_dev); +int eth_phy_get_addr(struct udevice *dev); + +#endif diff --git a/net/eth-uclass.c b/net/eth-uclass.c index 950a48d520..48560d59f6 100644 --- a/net/eth-uclass.c +++ b/net/eth-uclass.c @@ -13,6 +13,7 @@ #include #include #include "eth_internal.h" +#include DECLARE_GLOBAL_DATA_PTR; @@ -461,6 +462,10 @@ static int eth_post_bind(struct udevice *dev) return -EINVAL; } +#ifdef CONFIG_DM_ETH_PHY + eth_phy_binds_nodes(dev); +#endif + return 0; } From patchwork Sun May 3 14:41:15 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peng Fan X-Patchwork-Id: 1281999 X-Patchwork-Delegate: sbabic@denx.de Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; 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Sun, 3 May 2020 14:18:28 +0000 From: Peng Fan To: joe.hershberger@ni.com Cc: sbabic@denx.de, ccaione@baylibre.com, u-boot@lists.denx.de, uboot-imx@nxp.com, Ye Li , Peng Fan Subject: [PATCH V2 3/8] net: Update eQos driver and FEC driver to use eth phy interfaces Date: Sun, 3 May 2020 22:41:15 +0800 Message-Id: <20200503144120.30038-3-peng.fan@nxp.com> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20200503144120.30038-1-peng.fan@nxp.com> References: <20200503144120.30038-1-peng.fan@nxp.com> X-ClientProxiedBy: SG2PR03CA0090.apcprd03.prod.outlook.com (2603:1096:4:7c::18) To DB6PR0402MB2760.eurprd04.prod.outlook.com (2603:10a6:4:a1::14) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from linux-1xn6.ap.freescale.net (119.31.174.71) by SG2PR03CA0090.apcprd03.prod.outlook.com (2603:1096:4:7c::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2979.14 via Frontend Transport; Sun, 3 May 2020 14:18:25 +0000 X-Mailer: git-send-email 2.16.4 X-Originating-IP: [119.31.174.71] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: 355c4890-a5b1-4713-f59d-08d7ef6cd97e X-MS-TrafficTypeDiagnostic: DB6PR0402MB2902:|DB6PR0402MB2902: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:510; 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+#ifdef CONFIG_DM_ETH_PHY + addr = eth_phy_get_addr(dev); +#endif +#ifdef DWC_NET_PHYADDR + addr = DWC_NET_PHYADDR; +#endif + eqos->phy = phy_connect(eqos->mii, addr, dev, eqos->config->interface(dev)); if (!eqos->phy) { pr_err("phy_connect() failed"); @@ -1810,23 +1818,32 @@ static int eqos_probe(struct udevice *dev) goto err_remove_resources_core; } - eqos->mii = mdio_alloc(); +#ifdef CONFIG_DM_ETH_PHY + eqos->mii = eth_phy_get_mdio_bus(dev); +#endif if (!eqos->mii) { - pr_err("mdio_alloc() failed"); - ret = -ENOMEM; - goto err_remove_resources_tegra; - } - eqos->mii->read = eqos_mdio_read; - eqos->mii->write = eqos_mdio_write; - eqos->mii->priv = eqos; - strcpy(eqos->mii->name, dev->name); + eqos->mii = mdio_alloc(); + if (!eqos->mii) { + pr_err("mdio_alloc() failed"); + ret = -ENOMEM; + goto err_remove_resources_tegra; + } + eqos->mii->read = eqos_mdio_read; + eqos->mii->write = eqos_mdio_write; + eqos->mii->priv = eqos; + strcpy(eqos->mii->name, dev->name); - ret = mdio_register(eqos->mii); - if (ret < 0) { - pr_err("mdio_register() failed: %d", ret); - goto err_free_mdio; + ret = mdio_register(eqos->mii); + if (ret < 0) { + pr_err("mdio_register() failed: %d", ret); + goto err_free_mdio; + } } +#ifdef CONFIG_DM_ETH_PHY + eth_phy_set_mdio_bus(dev, eqos->mii); +#endif + debug("%s: OK\n", __func__); return 0; diff --git a/drivers/net/fec_mxc.c b/drivers/net/fec_mxc.c index 32b0a7a816..688dee3a02 100644 --- a/drivers/net/fec_mxc.c +++ b/drivers/net/fec_mxc.c @@ -28,6 +28,7 @@ #include #include "fec_mxc.h" +#include DECLARE_GLOBAL_DATA_PTR; @@ -1434,16 +1435,27 @@ static int fecmxc_probe(struct udevice *dev) fec_reg_setup(priv); priv->dev_id = dev->seq; + +#ifdef CONFIG_DM_ETH_PHY + bus = eth_phy_get_mdio_bus(dev); +#endif + + if (!bus) { #ifdef CONFIG_FEC_MXC_MDIO_BASE - bus = fec_get_miibus((ulong)CONFIG_FEC_MXC_MDIO_BASE, dev->seq); + bus = fec_get_miibus((ulong)CONFIG_FEC_MXC_MDIO_BASE, dev->seq); #else - bus = fec_get_miibus((ulong)priv->eth, dev->seq); + bus = fec_get_miibus((ulong)priv->eth, dev->seq); #endif + } if (!bus) { ret = -ENOMEM; goto err_mii; } +#ifdef CONFIG_DM_ETH_PHY + eth_phy_set_mdio_bus(dev, bus); +#endif + priv->bus = bus; priv->interface = pdata->phy_interface; switch (priv->interface) { From patchwork Sun May 3 14:41:16 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peng Fan X-Patchwork-Id: 1282000 X-Patchwork-Delegate: sbabic@denx.de Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=nxp.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=nxp.com header.i=@nxp.com header.a=rsa-sha256 header.s=selector2 header.b=H9Ww0hOw; 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Reviewed-by: Ye Li Signed-off-by: Fugang Duan Signed-off-by: Peng Fan --- drivers/net/phy/realtek.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/net/phy/realtek.c b/drivers/net/phy/realtek.c index 8f1d759632..8f0a897a46 100644 --- a/drivers/net/phy/realtek.c +++ b/drivers/net/phy/realtek.c @@ -56,6 +56,7 @@ #define MIIM_RTL8211F_PAGE_SELECT 0x1f #define MIIM_RTL8211F_TX_DELAY 0x100 +#define MIIM_RTL8211F_RX_DELAY 0x8 #define MIIM_RTL8211F_LCR 0x10 static int rtl8211f_phy_extread(struct phy_device *phydev, int addr, @@ -183,6 +184,16 @@ static int rtl8211f_config(struct phy_device *phydev) reg &= ~MIIM_RTL8211F_TX_DELAY; phy_write(phydev, MDIO_DEVAD_NONE, 0x11, reg); + + /* enable RX-delay for rgmii-id and rgmii-rxid, otherwise disable it */ + reg = phy_read(phydev, MDIO_DEVAD_NONE, 0x15); + if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID || + phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID) + reg |= MIIM_RTL8211F_RX_DELAY; + else + reg &= ~MIIM_RTL8211F_RX_DELAY; 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Reviewed-by: Ye Li Signed-off-by: Fugang Duan Signed-off-by: Peng Fan --- drivers/net/dwc_eth_qos.c | 187 ++++++++++++++++++++++++++++++++++++++++++---- 1 file changed, 173 insertions(+), 14 deletions(-) diff --git a/drivers/net/dwc_eth_qos.c b/drivers/net/dwc_eth_qos.c index dc2299dd69..3cdc6f1ae9 100644 --- a/drivers/net/dwc_eth_qos.c +++ b/drivers/net/dwc_eth_qos.c @@ -81,6 +81,7 @@ struct eqos_mac_regs { #define EQOS_MAC_CONFIGURATION_PS BIT(15) #define EQOS_MAC_CONFIGURATION_FES BIT(14) #define EQOS_MAC_CONFIGURATION_DM BIT(13) +#define EQOS_MAC_CONFIGURATION_LM BIT(12) #define EQOS_MAC_CONFIGURATION_TE BIT(1) #define EQOS_MAC_CONFIGURATION_RE BIT(0) @@ -102,11 +103,19 @@ struct eqos_mac_regs { #define EQOS_MAC_RXQ_CTRL2_PSRQ0_SHIFT 0 #define EQOS_MAC_RXQ_CTRL2_PSRQ0_MASK 0xff +#define EQOS_MAC_HW_FEATURE0_MMCSEL_SHIFT 8 +#define EQOS_MAC_HW_FEATURE0_HDSEL_SHIFT 2 +#define EQOS_MAC_HW_FEATURE0_GMIISEL_SHIFT 1 +#define EQOS_MAC_HW_FEATURE0_MIISEL_SHIFT 0 + #define EQOS_MAC_HW_FEATURE1_TXFIFOSIZE_SHIFT 6 #define EQOS_MAC_HW_FEATURE1_TXFIFOSIZE_MASK 0x1f #define EQOS_MAC_HW_FEATURE1_RXFIFOSIZE_SHIFT 0 #define EQOS_MAC_HW_FEATURE1_RXFIFOSIZE_MASK 0x1f +#define EQOS_MAC_HW_FEATURE3_ASP_SHIFT 28 +#define EQOS_MAC_HW_FEATURE3_ASP_MASK 0x3 + #define EQOS_MAC_MDIO_ADDRESS_PA_SHIFT 21 #define EQOS_MAC_MDIO_ADDRESS_RDA_SHIFT 16 #define EQOS_MAC_MDIO_ADDRESS_CR_SHIFT 8 @@ -154,6 +163,8 @@ struct eqos_mtl_regs { #define EQOS_MTL_RXQ0_OPERATION_MODE_RFA_MASK 0x3f #define EQOS_MTL_RXQ0_OPERATION_MODE_EHFC BIT(7) #define EQOS_MTL_RXQ0_OPERATION_MODE_RSF BIT(5) +#define EQOS_MTL_RXQ0_OPERATION_MODE_FEP BIT(4) +#define EQOS_MTL_RXQ0_OPERATION_MODE_FUP BIT(3) #define EQOS_MTL_RXQ0_DEBUG_PRXQ_SHIFT 16 #define EQOS_MTL_RXQ0_DEBUG_PRXQ_MASK 0x7fff @@ -368,7 +379,7 @@ static void eqos_inval_desc_tegra186(void *desc) #endif } -static void eqos_inval_desc_stm32(void *desc) +static void eqos_inval_desc_generic(void *desc) { #ifndef CONFIG_SYS_NONCACHED_MEMORY unsigned long start = rounddown((unsigned long)desc, ARCH_DMA_MINALIGN); @@ -386,7 +397,7 @@ static void eqos_flush_desc_tegra186(void *desc) #endif } -static void eqos_flush_desc_stm32(void *desc) +static void eqos_flush_desc_generic(void *desc) { #ifndef CONFIG_SYS_NONCACHED_MEMORY unsigned long start = rounddown((unsigned long)desc, ARCH_DMA_MINALIGN); @@ -405,7 +416,7 @@ static void eqos_inval_buffer_tegra186(void *buf, size_t size) invalidate_dcache_range(start, end); } -static void eqos_inval_buffer_stm32(void *buf, size_t size) +static void eqos_inval_buffer_generic(void *buf, size_t size) { unsigned long start = rounddown((unsigned long)buf, ARCH_DMA_MINALIGN); unsigned long end = roundup((unsigned long)buf + size, @@ -419,7 +430,7 @@ static void eqos_flush_buffer_tegra186(void *buf, size_t size) flush_cache((unsigned long)buf, size); } -static void eqos_flush_buffer_stm32(void *buf, size_t size) +static void eqos_flush_buffer_generic(void *buf, size_t size) { unsigned long start = rounddown((unsigned long)buf, ARCH_DMA_MINALIGN); unsigned long end = roundup((unsigned long)buf + size, @@ -522,6 +533,7 @@ static int eqos_mdio_write(struct mii_dev *bus, int mdio_addr, int mdio_devad, static int eqos_start_clks_tegra186(struct udevice *dev) { +#ifdef CONFIG_CLK struct eqos_priv *eqos = dev_get_priv(dev); int ret; @@ -562,10 +574,12 @@ static int eqos_start_clks_tegra186(struct udevice *dev) pr_err("clk_enable(clk_tx) failed: %d", ret); goto err_disable_clk_ptp_ref; } +#endif debug("%s: OK\n", __func__); return 0; +#ifdef CONFIG_CLK err_disable_clk_ptp_ref: clk_disable(&eqos->clk_ptp_ref); err_disable_clk_rx: @@ -577,10 +591,12 @@ err_disable_clk_slave_bus: err: debug("%s: FAILED: %d\n", __func__, ret); return ret; +#endif } static int eqos_start_clks_stm32(struct udevice *dev) { +#ifdef CONFIG_CLK struct eqos_priv *eqos = dev_get_priv(dev); int ret; @@ -611,10 +627,12 @@ static int eqos_start_clks_stm32(struct udevice *dev) goto err_disable_clk_tx; } } +#endif debug("%s: OK\n", __func__); return 0; +#ifdef CONFIG_CLK err_disable_clk_tx: clk_disable(&eqos->clk_tx); err_disable_clk_rx: @@ -624,10 +642,17 @@ err_disable_clk_master_bus: err: debug("%s: FAILED: %d\n", __func__, ret); return ret; +#endif +} + +static int eqos_start_clks_imx(struct udevice *dev) +{ + return 0; } static void eqos_stop_clks_tegra186(struct udevice *dev) { +#ifdef CONFIG_CLK struct eqos_priv *eqos = dev_get_priv(dev); debug("%s(dev=%p):\n", __func__, dev); @@ -637,12 +662,14 @@ static void eqos_stop_clks_tegra186(struct udevice *dev) clk_disable(&eqos->clk_rx); clk_disable(&eqos->clk_master_bus); clk_disable(&eqos->clk_slave_bus); +#endif debug("%s: OK\n", __func__); } static void eqos_stop_clks_stm32(struct udevice *dev) { +#ifdef CONFIG_CLK struct eqos_priv *eqos = dev_get_priv(dev); debug("%s(dev=%p):\n", __func__, dev); @@ -652,10 +679,16 @@ static void eqos_stop_clks_stm32(struct udevice *dev) clk_disable(&eqos->clk_master_bus); if (clk_valid(&eqos->clk_ck)) clk_disable(&eqos->clk_ck); +#endif debug("%s: OK\n", __func__); } +static void eqos_stop_clks_imx(struct udevice *dev) +{ + /* empty */ +} + static int eqos_start_resets_tegra186(struct udevice *dev) { struct eqos_priv *eqos = dev_get_priv(dev); @@ -723,6 +756,11 @@ static int eqos_start_resets_stm32(struct udevice *dev) return 0; } +static int eqos_start_resets_imx(struct udevice *dev) +{ + return 0; +} + static int eqos_stop_resets_tegra186(struct udevice *dev) { struct eqos_priv *eqos = dev_get_priv(dev); @@ -750,6 +788,11 @@ static int eqos_stop_resets_stm32(struct udevice *dev) return 0; } +static int eqos_stop_resets_imx(struct udevice *dev) +{ + return 0; +} + static int eqos_calibrate_pads_tegra186(struct udevice *dev) { struct eqos_priv *eqos = dev_get_priv(dev); @@ -804,16 +847,30 @@ static int eqos_disable_calibration_tegra186(struct udevice *dev) static ulong eqos_get_tick_clk_rate_tegra186(struct udevice *dev) { +#ifdef CONFIG_CLK struct eqos_priv *eqos = dev_get_priv(dev); return clk_get_rate(&eqos->clk_slave_bus); +#else + return 0; +#endif } static ulong eqos_get_tick_clk_rate_stm32(struct udevice *dev) { +#ifdef CONFIG_CLK struct eqos_priv *eqos = dev_get_priv(dev); return clk_get_rate(&eqos->clk_master_bus); +#else + return 0; +#endif +} + +static ulong eqos_get_tick_clk_rate_imx(struct udevice *dev) +{ + /* TODO: retrieve from CSR clock */ + return 100 * 1000000; } static int eqos_calibrate_pads_stm32(struct udevice *dev) @@ -821,11 +878,21 @@ static int eqos_calibrate_pads_stm32(struct udevice *dev) return 0; } +static int eqos_calibrate_pads_imx(struct udevice *dev) +{ + return 0; +} + static int eqos_disable_calibration_stm32(struct udevice *dev) { return 0; } +static int eqos_disable_calibration_imx(struct udevice *dev) +{ + return 0; +} + static int eqos_set_full_duplex(struct udevice *dev) { struct eqos_priv *eqos = dev_get_priv(dev); @@ -890,6 +957,7 @@ static int eqos_set_mii_speed_10(struct udevice *dev) static int eqos_set_tx_clk_speed_tegra186(struct udevice *dev) { +#ifdef CONFIG_CLK struct eqos_priv *eqos = dev_get_priv(dev); ulong rate; int ret; @@ -916,6 +984,7 @@ static int eqos_set_tx_clk_speed_tegra186(struct udevice *dev) pr_err("clk_set_rate(tx_clk, %lu) failed: %d", rate, ret); return ret; } +#endif return 0; } @@ -925,6 +994,11 @@ static int eqos_set_tx_clk_speed_stm32(struct udevice *dev) return 0; } +static int eqos_set_tx_clk_speed_imx(struct udevice *dev) +{ + return 0; +} + static int eqos_adjust_link(struct udevice *dev) { struct eqos_priv *eqos = dev_get_priv(dev); @@ -1131,6 +1205,7 @@ static int eqos_start(struct udevice *dev) } /* Configure MTL */ + writel(0x60, &eqos->mtl_regs->txq0_quantum_weight - 0x100); /* Enable Store and Forward mode for TX */ /* Program Tx operating mode */ @@ -1144,7 +1219,9 @@ static int eqos_start(struct udevice *dev) /* Enable Store and Forward mode for RX, since no jumbo frame */ setbits_le32(&eqos->mtl_regs->rxq0_operation_mode, - EQOS_MTL_RXQ0_OPERATION_MODE_RSF); + EQOS_MTL_RXQ0_OPERATION_MODE_RSF | + EQOS_MTL_RXQ0_OPERATION_MODE_FEP | + EQOS_MTL_RXQ0_OPERATION_MODE_FUP); /* Transmit/Receive queue fifo size; use all RAM for 1 queue */ val = readl(&eqos->mac_regs->hw_feature1); @@ -1220,6 +1297,19 @@ static int eqos_start(struct udevice *dev) eqos->config->config_mac << EQOS_MAC_RXQ_CTRL0_RXQ0EN_SHIFT); + clrsetbits_le32(&eqos->mac_regs->rxq_ctrl0, + EQOS_MAC_RXQ_CTRL0_RXQ0EN_MASK << + EQOS_MAC_RXQ_CTRL0_RXQ0EN_SHIFT, + 0x2 << + EQOS_MAC_RXQ_CTRL0_RXQ0EN_SHIFT); + + /* Multicast and Broadcast Queue Enable */ + setbits_le32(&eqos->mac_regs->unused_0a4, + 0x00100000); + /* enable promise mode */ + setbits_le32(&eqos->mac_regs->unused_004[1], + 0x1); + /* Set TX flow control parameters */ /* Set Pause Time */ setbits_le32(&eqos->mac_regs->q0_tx_flow_ctrl, @@ -1297,6 +1387,11 @@ static int eqos_start(struct udevice *dev) rx_desc->des0 = (u32)(ulong)(eqos->rx_dma_buf + (i * EQOS_MAX_PACKET_SIZE)); rx_desc->des3 |= EQOS_DESC3_OWN | EQOS_DESC3_BUF1V; + mb(); + eqos->config->ops->eqos_flush_desc(rx_desc); + eqos->config->ops->eqos_inval_buffer(eqos->rx_dma_buf + + (i * EQOS_MAX_PACKET_SIZE), + EQOS_MAX_PACKET_SIZE); } eqos->config->ops->eqos_flush_desc(eqos->descs); @@ -1311,14 +1406,12 @@ static int eqos_start(struct udevice *dev) &eqos->dma_regs->ch0_rxdesc_ring_length); /* Enable everything */ - - setbits_le32(&eqos->mac_regs->configuration, - EQOS_MAC_CONFIGURATION_TE | EQOS_MAC_CONFIGURATION_RE); - setbits_le32(&eqos->dma_regs->ch0_tx_control, EQOS_DMA_CH0_TX_CONTROL_ST); setbits_le32(&eqos->dma_regs->ch0_rx_control, EQOS_DMA_CH0_RX_CONTROL_SR); + setbits_le32(&eqos->mac_regs->configuration, + EQOS_MAC_CONFIGURATION_TE | EQOS_MAC_CONFIGURATION_RE); /* TX tail pointer not written until we need to TX a packet */ /* @@ -1450,6 +1543,7 @@ static int eqos_recv(struct udevice *dev, int flags, uchar **packetp) debug("%s(dev=%p, flags=%x):\n", __func__, dev, flags); rx_desc = &(eqos->rx_descs[eqos->rx_desc_idx]); + eqos->config->ops->eqos_inval_desc(rx_desc); if (rx_desc->des3 & EQOS_DESC3_OWN) { debug("%s: RX packet not available\n", __func__); return -EAGAIN; @@ -1481,6 +1575,8 @@ static int eqos_free_pkt(struct udevice *dev, uchar *packet, int length) return -EINVAL; } + eqos->config->ops->eqos_inval_buffer(packet, length); + rx_desc = &(eqos->rx_descs[eqos->rx_desc_idx]); rx_desc->des0 = (u32)(ulong)packet; rx_desc->des1 = 0; @@ -1749,17 +1845,42 @@ static phy_interface_t eqos_get_interface_tegra186(struct udevice *dev) return PHY_INTERFACE_MODE_MII; } +static int eqos_probe_resources_imx(struct udevice *dev) +{ + struct eqos_priv *eqos = dev_get_priv(dev); + phy_interface_t interface; + + debug("%s(dev=%p):\n", __func__, dev); + + interface = eqos->config->interface(dev); + + if (interface == PHY_INTERFACE_MODE_NONE) { + pr_err("Invalid PHY interface\n"); + return -EINVAL; + } + + debug("%s: OK\n", __func__); + return 0; +} + +static phy_interface_t eqos_get_interface_imx(struct udevice *dev) +{ + return PHY_INTERFACE_MODE_RGMII; +} + static int eqos_remove_resources_tegra186(struct udevice *dev) { struct eqos_priv *eqos = dev_get_priv(dev); debug("%s(dev=%p):\n", __func__, dev); +#ifdef CONFIG_CLK clk_free(&eqos->clk_tx); clk_free(&eqos->clk_ptp_ref); clk_free(&eqos->clk_rx); clk_free(&eqos->clk_slave_bus); clk_free(&eqos->clk_master_bus); +#endif dm_gpio_free(dev, &eqos->phy_reset_gpio); reset_free(&eqos->reset_ctl); @@ -1769,6 +1890,7 @@ static int eqos_remove_resources_tegra186(struct udevice *dev) static int eqos_remove_resources_stm32(struct udevice *dev) { +#ifdef CONFIG_CLK struct eqos_priv *eqos = dev_get_priv(dev); debug("%s(dev=%p):\n", __func__, dev); @@ -1778,6 +1900,7 @@ static int eqos_remove_resources_stm32(struct udevice *dev) clk_free(&eqos->clk_master_bus); if (clk_valid(&eqos->clk_ck)) clk_free(&eqos->clk_ck); +#endif if (dm_gpio_is_valid(&eqos->phy_reset_gpio)) dm_gpio_free(dev, &eqos->phy_reset_gpio); @@ -1786,6 +1909,11 @@ static int eqos_remove_resources_stm32(struct udevice *dev) return 0; } +static int eqos_remove_resources_imx(struct udevice *dev) +{ + return 0; +} + static int eqos_probe(struct udevice *dev) { struct eqos_priv *eqos = dev_get_priv(dev); @@ -1911,10 +2039,10 @@ static const struct eqos_config eqos_tegra186_config = { }; static struct eqos_ops eqos_stm32_ops = { - .eqos_inval_desc = eqos_inval_desc_stm32, - .eqos_flush_desc = eqos_flush_desc_stm32, - .eqos_inval_buffer = eqos_inval_buffer_stm32, - .eqos_flush_buffer = eqos_flush_buffer_stm32, + .eqos_inval_desc = eqos_inval_desc_generic, + .eqos_flush_desc = eqos_flush_desc_generic, + .eqos_inval_buffer = eqos_inval_buffer_generic, + .eqos_flush_buffer = eqos_flush_buffer_generic, .eqos_probe_resources = eqos_probe_resources_stm32, .eqos_remove_resources = eqos_remove_resources_stm32, .eqos_stop_resets = eqos_stop_resets_stm32, @@ -1937,6 +2065,33 @@ static const struct eqos_config eqos_stm32_config = { .ops = &eqos_stm32_ops }; +static struct eqos_ops eqos_imx_ops = { + .eqos_inval_desc = eqos_inval_desc_generic, + .eqos_flush_desc = eqos_flush_desc_generic, + .eqos_inval_buffer = eqos_inval_buffer_generic, + .eqos_flush_buffer = eqos_flush_buffer_generic, + .eqos_probe_resources = eqos_probe_resources_imx, + .eqos_remove_resources = eqos_remove_resources_imx, + .eqos_stop_resets = eqos_stop_resets_imx, + .eqos_start_resets = eqos_start_resets_imx, + .eqos_stop_clks = eqos_stop_clks_imx, + .eqos_start_clks = eqos_start_clks_imx, + .eqos_calibrate_pads = eqos_calibrate_pads_imx, + .eqos_disable_calibration = eqos_disable_calibration_imx, + .eqos_set_tx_clk_speed = eqos_set_tx_clk_speed_imx, + .eqos_get_tick_clk_rate = eqos_get_tick_clk_rate_imx +}; + +struct eqos_config eqos_imx_config = { + .reg_access_always_ok = false, + .mdio_wait = 10000, + .swr_wait = 50, + .config_mac = EQOS_MAC_RXQ_CTRL0_RXQ0EN_ENABLED_DCB, + .config_mac_mdio = EQOS_MAC_MDIO_ADDRESS_CR_250_300, + .interface = eqos_get_interface_imx, + .ops = &eqos_imx_ops +}; + static const struct udevice_id eqos_ids[] = { { .compatible = "nvidia,tegra186-eqos", @@ -1946,6 +2101,10 @@ static const struct udevice_id eqos_ids[] = { .compatible = "snps,dwmac-4.20a", .data = (ulong)&eqos_stm32_config }, + { + .compatible = "fsl,imx-eqos", + .data = (ulong)&eqos_imx_config + }, { } }; @@ -1953,7 +2112,7 @@ static const struct udevice_id eqos_ids[] = { U_BOOT_DRIVER(eth_eqos) = { .name = "eth_eqos", .id = UCLASS_ETH, - .of_match = eqos_ids, + .of_match = of_match_ptr(eqos_ids), .probe = eqos_probe, .remove = eqos_remove, .ops = &eqos_ops, From patchwork Sun May 3 14:41:18 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peng Fan X-Patchwork-Id: 1282002 X-Patchwork-Delegate: sbabic@denx.de Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=85.214.62.61; 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Reviewed-by: Ye Li Signed-off-by: Fugang Duan Signed-off-by: Peng Fan --- V2: Fix build break drivers/net/dwc_eth_qos.c | 55 ++++++++++++++++++++++++++++++++++++++++++++--- 1 file changed, 52 insertions(+), 3 deletions(-) diff --git a/drivers/net/dwc_eth_qos.c b/drivers/net/dwc_eth_qos.c index 3cdc6f1ae9..15dae20e57 100644 --- a/drivers/net/dwc_eth_qos.c +++ b/drivers/net/dwc_eth_qos.c @@ -42,6 +42,10 @@ #include #include #include +#ifdef CONFIG_ARCH_IMX8M +#include +#include +#endif /* Core registers */ @@ -867,11 +871,19 @@ static ulong eqos_get_tick_clk_rate_stm32(struct udevice *dev) #endif } -static ulong eqos_get_tick_clk_rate_imx(struct udevice *dev) +__weak u32 imx_get_eqos_csr_clk(void) { - /* TODO: retrieve from CSR clock */ return 100 * 1000000; } +__weak int imx_eqos_txclk_set_rate(unsigned long rate) +{ + return 0; +} + +static ulong eqos_get_tick_clk_rate_imx(struct udevice *dev) +{ + return imx_get_eqos_csr_clk(); +} static int eqos_calibrate_pads_stm32(struct udevice *dev) { @@ -996,6 +1008,33 @@ static int eqos_set_tx_clk_speed_stm32(struct udevice *dev) static int eqos_set_tx_clk_speed_imx(struct udevice *dev) { + struct eqos_priv *eqos = dev_get_priv(dev); + ulong rate; + int ret; + + debug("%s(dev=%p):\n", __func__, dev); + + switch (eqos->phy->speed) { + case SPEED_1000: + rate = 125 * 1000 * 1000; + break; + case SPEED_100: + rate = 25 * 1000 * 1000; + break; + case SPEED_10: + rate = 2.5 * 1000 * 1000; + break; + default: + pr_err("invalid speed %d", eqos->phy->speed); + return -EINVAL; + } + + ret = imx_eqos_txclk_set_rate(rate); + if (ret < 0) { + pr_err("imx (tx_clk, %lu) failed: %d", rate, ret); + return ret; + } + return 0; } @@ -1865,7 +1904,17 @@ static int eqos_probe_resources_imx(struct udevice *dev) static phy_interface_t eqos_get_interface_imx(struct udevice *dev) { - return PHY_INTERFACE_MODE_RGMII; + const char *phy_mode; + phy_interface_t interface = PHY_INTERFACE_MODE_NONE; + + debug("%s(dev=%p):\n", __func__, dev); + + phy_mode = fdt_getprop(gd->fdt_blob, dev_of_offset(dev), "phy-mode", + NULL); + if (phy_mode) + interface = phy_get_interface_by_name(phy_mode); + + return interface; } static int eqos_remove_resources_tegra186(struct udevice *dev) From patchwork Sun May 3 14:41:19 2020 Content-Type: text/plain; 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On imx8mp, we have two different ENET controllers and both need to call this function. So decouple its declare from fec driver. Reviewed-by: Fugang Duan Signed-off-by: Ye Li Signed-off-by: Peng Fan --- arch/arm/include/asm/mach-imx/sys_proto.h | 2 ++ drivers/net/fec_mxc.h | 2 -- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/include/asm/mach-imx/sys_proto.h b/arch/arm/include/asm/mach-imx/sys_proto.h index 77799f0eba..48ce4b1e18 100644 --- a/arch/arm/include/asm/mach-imx/sys_proto.h +++ b/arch/arm/include/asm/mach-imx/sys_proto.h @@ -189,4 +189,6 @@ unsigned long call_imx_sip(unsigned long id, unsigned long reg0, unsigned long call_imx_sip_ret2(unsigned long id, unsigned long reg0, unsigned long *reg1, unsigned long reg2, unsigned long reg3); + +void imx_get_mac_from_fuse(int dev_id, unsigned char *mac); #endif diff --git a/drivers/net/fec_mxc.h b/drivers/net/fec_mxc.h index 159aec8967..18f7c727db 100644 --- a/drivers/net/fec_mxc.h +++ b/drivers/net/fec_mxc.h @@ -271,8 +271,6 @@ struct fec_priv { u32 clk_rate; }; -void imx_get_mac_from_fuse(int dev_id, unsigned char *mac); - /** * @brief Numbers of buffer descriptors for receiving * From patchwork Sun May 3 14:41:20 2020 Content-Type: text/plain; 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Reviewed-by: Fugang Duan Signed-off-by: Ye Li Signed-off-by: Peng Fan --- drivers/net/dwc_eth_qos.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/net/dwc_eth_qos.c b/drivers/net/dwc_eth_qos.c index 15dae20e57..55a35db739 100644 --- a/drivers/net/dwc_eth_qos.c +++ b/drivers/net/dwc_eth_qos.c @@ -1145,6 +1145,16 @@ static int eqos_write_hwaddr(struct udevice *dev) return 0; } +static int eqos_read_rom_hwaddr(struct udevice *dev) +{ + struct eth_pdata *pdata = dev_get_platdata(dev); + +#ifdef CONFIG_ARCH_IMX8M + imx_get_mac_from_fuse(dev->req_seq, pdata->enetaddr); +#endif + return !is_valid_ethaddr(pdata->enetaddr); +} + static int eqos_start(struct udevice *dev) { struct eqos_priv *eqos = dev_get_priv(dev); @@ -2058,6 +2068,7 @@ static const struct eth_ops eqos_ops = { .recv = eqos_recv, .free_pkt = eqos_free_pkt, .write_hwaddr = eqos_write_hwaddr, + .read_rom_hwaddr = eqos_read_rom_hwaddr, }; static struct eqos_ops eqos_tegra186_ops = {