diff options
Diffstat (limited to 'target/linux/layerscape/patches-4.14/710-pfe-eth-support-layerscape.patch')
| -rw-r--r-- | target/linux/layerscape/patches-4.14/710-pfe-eth-support-layerscape.patch | 1350 |
1 files changed, 747 insertions, 603 deletions
diff --git a/target/linux/layerscape/patches-4.14/710-pfe-eth-support-layerscape.patch b/target/linux/layerscape/patches-4.14/710-pfe-eth-support-layerscape.patch index ae64527f3d..80baa82f9a 100644 --- a/target/linux/layerscape/patches-4.14/710-pfe-eth-support-layerscape.patch +++ b/target/linux/layerscape/patches-4.14/710-pfe-eth-support-layerscape.patch @@ -1,7 +1,8 @@ -From 93febc09be23aa75cbc5bf5e76250c923f4004e5 Mon Sep 17 00:00:00 2001 +From 35745905430a4c9827c235d42f3a61bef34043e8 Mon Sep 17 00:00:00 2001 From: Biwen Li <biwen.li@nxp.com> -Date: Tue, 30 Oct 2018 18:26:59 +0800 -Subject: [PATCH 16/40] pfe-eth: support layerscape +Date: Fri, 19 Apr 2019 13:21:09 +0800 +Subject: [PATCH] pfe-eth: support layerscape + This is an integrated patch of pfe-eth for layerscape Signed-off-by: Akhila Kavi <akhila.kavi@nxp.com> @@ -9,15 +10,17 @@ Signed-off-by: Akhil Goyal <akhil.goyal@nxp.com> Signed-off-by: Anjaneyulu Jagarlmudi <anji.jagarlmudi@nxp.com> Signed-off-by: Archana Madhavan <archana.madhavan@nxp.com> Signed-off-by: Bhaskar Upadhaya <Bhaskar.Upadhaya@nxp.com> +Signed-off-by: Biwen Li <biwen.li@nxp.com> Signed-off-by: Calvin Johnson <calvin.johnson@nxp.com> Signed-off-by: Gagandeep Singh <g.singh@nxp.com> Signed-off-by: Guanhua Gao <guanhua.gao@nxp.com> +Signed-off-by: Sachin Saxena <sachin.saxena@nxp.com> +Signed-off-by: Shreyansh Jain <shreyansh.jain@nxp.com> Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com> -Signed-off-by: Biwen Li <biwen.li@nxp.com> --- - .../devicetree/bindings/net/fsl_ppfe/pfe.txt | 173 ++ - drivers/staging/fsl_ppfe/Kconfig | 20 + - drivers/staging/fsl_ppfe/Makefile | 19 + + .../devicetree/bindings/net/fsl_ppfe/pfe.txt | 199 ++ + drivers/staging/fsl_ppfe/Kconfig | 21 + + drivers/staging/fsl_ppfe/Makefile | 20 + drivers/staging/fsl_ppfe/TODO | 2 + drivers/staging/fsl_ppfe/include/pfe/cbus.h | 78 + .../staging/fsl_ppfe/include/pfe/cbus/bmu.h | 55 + @@ -28,29 +31,31 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> .../fsl_ppfe/include/pfe/cbus/hif_nocpy.h | 50 + .../fsl_ppfe/include/pfe/cbus/tmu_csr.h | 168 ++ .../fsl_ppfe/include/pfe/cbus/util_csr.h | 61 + - drivers/staging/fsl_ppfe/include/pfe/pfe.h | 373 +++ - drivers/staging/fsl_ppfe/pfe_ctrl.c | 238 ++ - drivers/staging/fsl_ppfe/pfe_ctrl.h | 112 + - drivers/staging/fsl_ppfe/pfe_debugfs.c | 111 + - drivers/staging/fsl_ppfe/pfe_debugfs.h | 25 + - drivers/staging/fsl_ppfe/pfe_eth.c | 2521 +++++++++++++++++ - drivers/staging/fsl_ppfe/pfe_eth.h | 185 ++ - drivers/staging/fsl_ppfe/pfe_firmware.c | 314 ++ - drivers/staging/fsl_ppfe/pfe_firmware.h | 32 + - drivers/staging/fsl_ppfe/pfe_hal.c | 1528 ++++++++++ - drivers/staging/fsl_ppfe/pfe_hif.c | 1072 +++++++ - drivers/staging/fsl_ppfe/pfe_hif.h | 212 ++ - drivers/staging/fsl_ppfe/pfe_hif_lib.c | 640 +++++ - drivers/staging/fsl_ppfe/pfe_hif_lib.h | 241 ++ - drivers/staging/fsl_ppfe/pfe_hw.c | 176 ++ - drivers/staging/fsl_ppfe/pfe_hw.h | 27 + - .../staging/fsl_ppfe/pfe_ls1012a_platform.c | 385 +++ - drivers/staging/fsl_ppfe/pfe_mod.c | 156 + - drivers/staging/fsl_ppfe/pfe_mod.h | 114 + - drivers/staging/fsl_ppfe/pfe_perfmon.h | 38 + - drivers/staging/fsl_ppfe/pfe_sysfs.c | 818 ++++++ - drivers/staging/fsl_ppfe/pfe_sysfs.h | 29 + - 35 files changed, 10690 insertions(+) + drivers/staging/fsl_ppfe/include/pfe/pfe.h | 372 +++ + drivers/staging/fsl_ppfe/pfe_cdev.c | 258 ++ + drivers/staging/fsl_ppfe/pfe_cdev.h | 41 + + drivers/staging/fsl_ppfe/pfe_ctrl.c | 226 ++ + drivers/staging/fsl_ppfe/pfe_ctrl.h | 100 + + drivers/staging/fsl_ppfe/pfe_debugfs.c | 99 + + drivers/staging/fsl_ppfe/pfe_debugfs.h | 13 + + drivers/staging/fsl_ppfe/pfe_eth.c | 2554 +++++++++++++++++ + drivers/staging/fsl_ppfe/pfe_eth.h | 175 ++ + drivers/staging/fsl_ppfe/pfe_firmware.c | 302 ++ + drivers/staging/fsl_ppfe/pfe_firmware.h | 20 + + drivers/staging/fsl_ppfe/pfe_hal.c | 1516 ++++++++++ + drivers/staging/fsl_ppfe/pfe_hif.c | 1060 +++++++ + drivers/staging/fsl_ppfe/pfe_hif.h | 200 ++ + drivers/staging/fsl_ppfe/pfe_hif_lib.c | 628 ++++ + drivers/staging/fsl_ppfe/pfe_hif_lib.h | 229 ++ + drivers/staging/fsl_ppfe/pfe_hw.c | 164 ++ + drivers/staging/fsl_ppfe/pfe_hw.h | 15 + + .../staging/fsl_ppfe/pfe_ls1012a_platform.c | 368 +++ + drivers/staging/fsl_ppfe/pfe_mod.c | 158 + + drivers/staging/fsl_ppfe/pfe_mod.h | 103 + + drivers/staging/fsl_ppfe/pfe_perfmon.h | 26 + + drivers/staging/fsl_ppfe/pfe_sysfs.c | 806 ++++++ + drivers/staging/fsl_ppfe/pfe_sysfs.h | 17 + + 37 files changed, 10821 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/fsl_ppfe/pfe.txt create mode 100644 drivers/staging/fsl_ppfe/Kconfig create mode 100644 drivers/staging/fsl_ppfe/Makefile @@ -65,6 +70,8 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> create mode 100644 drivers/staging/fsl_ppfe/include/pfe/cbus/tmu_csr.h create mode 100644 drivers/staging/fsl_ppfe/include/pfe/cbus/util_csr.h create mode 100644 drivers/staging/fsl_ppfe/include/pfe/pfe.h + create mode 100644 drivers/staging/fsl_ppfe/pfe_cdev.c + create mode 100644 drivers/staging/fsl_ppfe/pfe_cdev.h create mode 100644 drivers/staging/fsl_ppfe/pfe_ctrl.c create mode 100644 drivers/staging/fsl_ppfe/pfe_ctrl.h create mode 100644 drivers/staging/fsl_ppfe/pfe_debugfs.c @@ -89,7 +96,7 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> --- /dev/null +++ b/Documentation/devicetree/bindings/net/fsl_ppfe/pfe.txt -@@ -0,0 +1,173 @@ +@@ -0,0 +1,199 @@ +============================================================================= +NXP Programmable Packet Forwarding Engine Device Bindings + @@ -219,11 +226,12 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + Definition: Must be present. Value should be the id of the bus + connected to gemac. + -+- fsl,gemac-phy-id -+ Usage: required -+ Value type: <u32> -+ Definition: Must be present. Value should be the id of the phy -+ connected to gemac. ++- fsl,gemac-phy-id (deprecated binding) ++ Usage: required ++ Value type: <u32> ++ Definition: This binding shouldn't be used with new platforms. ++ Must be present. Value should be the id of the phy ++ connected to gemac. + +- fsl,mdio-mux-val + Usage: required @@ -236,15 +244,20 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + Value type: <string> + Definition: Must include "sgmii" + -+- fsl,pfe-phy-if-flags -+ Usage: required -+ Value type: <u32> -+ Definition: Must be present. Value should be 0 by default. -+ If there is not phy connected, this need to be 1. ++- fsl,pfe-phy-if-flags (deprecated binding) ++ Usage: required ++ Value type: <u32> ++ Definition: This binding shouldn't be used with new platforms. ++ Must be present. Value should be 0 by default. ++ If there is not phy connected, this need to be 1. ++ ++- phy-handle ++ Usage: optional ++ Value type: <phandle> ++ Definition: phandle to the PHY device connected to this device. + -+- mdio -+ optional subnode that specifies the mdio bus. This has reg -+ property which is used to enable/disable the mdio bus. ++- mdio : A required subnode which specifies the mdio bus in the PFE and used as ++a container for phy nodes according to ../phy.txt. + +EXAMPLE + @@ -254,23 +267,44 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + #size-cells = <0>; + reg = <0x0>; /* GEM_ID */ + fsl,gemac-bus-id = <0x0>; /* BUS_ID */ -+ fsl,gemac-phy-id = <0x2>; /* PHY_ID */ + fsl,mdio-mux-val = <0x0>; + phy-mode = "sgmii"; -+ fsl,pfe-phy-if-flags = <0x0>; ++ phy-handle = <&sgmii_phy1>; ++}; ++ ++ ++ethernet@1 { ++ compatible = "fsl,pfe-gemac-port"; ++ #address-cells = <1>; ++ #size-cells = <0>; ++ reg = <0x1>; /* GEM_ID */ ++ fsl,gemac-bus-id = <0x1>; /* BUS_ID */ ++ fsl,mdio-mux-val = <0x0>; ++ phy-mode = "sgmii"; ++ phy-handle = <&sgmii_phy2>; ++}; + -+ mdio@0 { -+ reg = <0x1>; /* enabled/disabled */ ++mdio@0 { ++ #address-cells = <1>; ++ #size-cells = <0>; ++ ++ sgmii_phy1: ethernet-phy@2 { ++ reg = <0x2>; ++ }; ++ ++ sgmii_phy2: ethernet-phy@1 { ++ reg = <0x1>; + }; +}; --- /dev/null +++ b/drivers/staging/fsl_ppfe/Kconfig -@@ -0,0 +1,20 @@ +@@ -0,0 +1,21 @@ +# +# Freescale Programmable Packet Forwarding Engine driver +# +config FSL_PPFE + bool "Freescale PPFE Driver" ++ select FSL_GUTS + default n + ---help--- + Freescale LS1012A SoC has a Programmable Packet Forwarding Engine. @@ -288,7 +322,7 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +endif # FSL_PPFE --- /dev/null +++ b/drivers/staging/fsl_ppfe/Makefile -@@ -0,0 +1,19 @@ +@@ -0,0 +1,20 @@ +# +# Makefile for Freesecale PPFE driver +# @@ -307,7 +341,8 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + pfe_sysfs.o \ + pfe_debugfs.o \ + pfe_ls1012a_platform.o \ -+ pfe_hal.o ++ pfe_hal.o \ ++ pfe_cdev.o --- /dev/null +++ b/drivers/staging/fsl_ppfe/TODO @@ -0,0 +1,2 @@ @@ -1471,7 +1506,7 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +#endif /* _UTIL_CSR_H_ */ --- /dev/null +++ b/drivers/staging/fsl_ppfe/include/pfe/pfe.h -@@ -0,0 +1,373 @@ +@@ -0,0 +1,372 @@ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP @@ -1742,7 +1777,6 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +void gemac_init(void *base, void *config); +void gemac_disable_rx_checksum_offload(void *base); +void gemac_enable_rx_checksum_offload(void *base); -+void gemac_set_mdc_div(void *base, int mdc_div); +void gemac_set_speed(void *base, enum mac_speed gem_speed); +void gemac_set_duplex(void *base, int duplex); +void gemac_set_mode(void *base, int mode); @@ -1846,24 +1880,317 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + +#endif /* _PFE_H_ */ --- /dev/null ++++ b/drivers/staging/fsl_ppfe/pfe_cdev.c +@@ -0,0 +1,258 @@ ++// SPDX-License-Identifier: GPL-2.0+ ++/* ++ * Copyright 2018 NXP ++ */ ++ ++/* @pfe_cdev.c. ++ * Dummy device representing the PFE US in userspace. ++ * - used for interacting with the kernel layer for link status ++ */ ++ ++#include <linux/eventfd.h> ++#include <linux/irqreturn.h> ++#include <linux/io.h> ++#include <asm/irq.h> ++ ++#include "pfe_cdev.h" ++#include "pfe_mod.h" ++ ++static int pfe_majno; ++static struct class *pfe_char_class; ++static struct device *pfe_char_dev; ++struct eventfd_ctx *g_trigger; ++ ++struct pfe_shared_info link_states[PFE_CDEV_ETH_COUNT]; ++ ++static int pfe_cdev_open(struct inode *inp, struct file *fp) ++{ ++ pr_debug("PFE CDEV device opened.\n"); ++ return 0; ++} ++ ++static ssize_t pfe_cdev_read(struct file *fp, char *buf, ++ size_t len, loff_t *off) ++{ ++ int ret = 0; ++ ++ pr_info("PFE CDEV attempt copying (%lu) size of user.\n", ++ sizeof(link_states)); ++ ++ pr_debug("Dump link_state on screen before copy_to_user\n"); ++ for (; ret < PFE_CDEV_ETH_COUNT; ret++) { ++ pr_debug("%u %u", link_states[ret].phy_id, ++ link_states[ret].state); ++ pr_debug("\n"); ++ } ++ ++ /* Copy to user the value in buffer sized len */ ++ ret = copy_to_user(buf, &link_states, sizeof(link_states)); ++ if (ret != 0) { ++ pr_err("Failed to send (%d)bytes of (%lu) requested.\n", ++ ret, len); ++ return -EFAULT; ++ } ++ ++ /* offset set back to 0 as there is contextual reading offset */ ++ *off = 0; ++ pr_debug("Read of (%lu) bytes performed.\n", sizeof(link_states)); ++ ++ return sizeof(link_states); ++} ++ ++/** ++ * This function is for getting some commands from user through non-IOCTL ++ * channel. It can used to configure the device. ++ * TODO: To be filled in future, if require duplex communication with user ++ * space. ++ */ ++static ssize_t pfe_cdev_write(struct file *fp, const char *buf, ++ size_t len, loff_t *off) ++{ ++ pr_info("PFE CDEV Write operation not supported!\n"); ++ ++ return -EFAULT; ++} ++ ++static int pfe_cdev_release(struct inode *inp, struct file *fp) ++{ ++ if (g_trigger) { ++ free_irq(pfe->hif_irq, g_trigger); ++ eventfd_ctx_put(g_trigger); ++ g_trigger = NULL; ++ } ++ ++ pr_info("PFE_CDEV: Device successfully closed\n"); ++ return 0; ++} ++ ++/* ++ * hif_us_isr- ++ * This ISR routine processes Rx/Tx done interrupts from the HIF hardware block ++ */ ++static irqreturn_t hif_us_isr(int irq, void *arg) ++{ ++ struct eventfd_ctx *trigger = (struct eventfd_ctx *)arg; ++ int int_status; ++ int int_enable_mask; ++ ++ /*Read hif interrupt source register */ ++ int_status = readl_relaxed(HIF_INT_SRC); ++ int_enable_mask = readl_relaxed(HIF_INT_ENABLE); ++ ++ if ((int_status & HIF_INT) == 0) ++ return IRQ_NONE; ++ ++ if (int_status & HIF_RXPKT_INT) { ++ int_enable_mask &= ~(HIF_RXPKT_INT); ++ /* Disable interrupts, they will be enabled after ++ * they are serviced ++ */ ++ writel_relaxed(int_enable_mask, HIF_INT_ENABLE); ++ ++ eventfd_signal(trigger, 1); ++ } ++ ++ return IRQ_HANDLED; ++} ++ ++#define PFE_INTR_COAL_USECS 100 ++static long pfe_cdev_ioctl(struct file *fp, unsigned int cmd, ++ unsigned long arg) ++{ ++ int ret = -EFAULT; ++ int __user *argp = (int __user *)arg; ++ ++ pr_debug("PFE CDEV IOCTL Called with cmd=(%u)\n", cmd); ++ ++ switch (cmd) { ++ case PFE_CDEV_ETH0_STATE_GET: ++ /* Return an unsigned int (link state) for ETH0 */ ++ *argp = link_states[0].state; ++ pr_debug("Returning state=%d for ETH0\n", *argp); ++ ret = 0; ++ break; ++ case PFE_CDEV_ETH1_STATE_GET: ++ /* Return an unsigned int (link state) for ETH0 */ ++ *argp = link_states[1].state; ++ pr_debug("Returning state=%d for ETH1\n", *argp); ++ ret = 0; ++ break; ++ case PFE_CDEV_HIF_INTR_EN: ++ /* Return success/failure */ ++ g_trigger = eventfd_ctx_fdget(*argp); ++ if (IS_ERR(g_trigger)) ++ return PTR_ERR(g_trigger); ++ ret = request_irq(pfe->hif_irq, hif_us_isr, 0, "pfe_hif", ++ g_trigger); ++ if (ret) { ++ pr_err("%s: failed to get the hif IRQ = %d\n", ++ __func__, pfe->hif_irq); ++ eventfd_ctx_put(g_trigger); ++ g_trigger = NULL; ++ } ++ writel((PFE_INTR_COAL_USECS * (pfe->ctrl.sys_clk / 1000)) | ++ HIF_INT_COAL_ENABLE, HIF_INT_COAL); ++ ++ pr_debug("request_irq for hif interrupt: %d\n", pfe->hif_irq); ++ ret = 0; ++ break; ++ default: ++ pr_info("Unsupport cmd (%d) for PFE CDEV.\n", cmd); ++ break; ++ }; ++ ++ return ret; ++} ++ ++static unsigned int pfe_cdev_poll(struct file *fp, ++ struct poll_table_struct *wait) ++{ ++ pr_info("PFE CDEV poll method not supported\n"); ++ return 0; ++} ++ ++static const struct file_operations pfe_cdev_fops = { ++ .open = pfe_cdev_open, ++ .read = pfe_cdev_read, ++ .write = pfe_cdev_write, ++ .release = pfe_cdev_release, ++ .unlocked_ioctl = pfe_cdev_ioctl, ++ .poll = pfe_cdev_poll, ++}; ++ ++int pfe_cdev_init(void) ++{ ++ int ret; ++ ++ pr_debug("PFE CDEV initialization begin\n"); ++ ++ /* Register the major number for the device */ ++ pfe_majno = register_chrdev(0, PFE_CDEV_NAME, &pfe_cdev_fops); ++ if (pfe_majno < 0) { ++ pr_err("Unable to register PFE CDEV. PFE CDEV not available\n"); ++ ret = pfe_majno; ++ goto cleanup; ++ } ++ ++ pr_debug("PFE CDEV assigned major number: %d\n", pfe_majno); ++ ++ /* Register the class for the device */ ++ pfe_char_class = class_create(THIS_MODULE, PFE_CLASS_NAME); ++ if (IS_ERR(pfe_char_class)) { ++ pr_err( ++ "Failed to init class for PFE CDEV. PFE CDEV not available.\n"); ++ goto cleanup; ++ } ++ ++ pr_debug("PFE CDEV Class created successfully.\n"); ++ ++ /* Create the device without any parent and without any callback data */ ++ pfe_char_dev = device_create(pfe_char_class, NULL, ++ MKDEV(pfe_majno, 0), NULL, ++ PFE_CDEV_NAME); ++ if (IS_ERR(pfe_char_dev)) { ++ pr_err("Unable to PFE CDEV device. PFE CDEV not available.\n"); ++ ret = PTR_ERR(pfe_char_dev); ++ goto cleanup; ++ } ++ ++ /* Information structure being shared with the userspace */ ++ memset(link_states, 0, sizeof(struct pfe_shared_info) * ++ PFE_CDEV_ETH_COUNT); ++ ++ pr_info("PFE CDEV created: %s\n", PFE_CDEV_NAME); ++ ++ ret = 0; ++ return ret; ++ ++cleanup: ++ if (!IS_ERR(pfe_char_class)) ++ class_destroy(pfe_char_class); ++ ++ if (pfe_majno > 0) ++ unregister_chrdev(pfe_majno, PFE_CDEV_NAME); ++ ++ ret = -EFAULT; ++ return ret; ++} ++ ++void pfe_cdev_exit(void) ++{ ++ if (!IS_ERR(pfe_char_dev)) ++ device_destroy(pfe_char_class, MKDEV(pfe_majno, 0)); ++ ++ if (!IS_ERR(pfe_char_class)) { ++ class_unregister(pfe_char_class); ++ class_destroy(pfe_char_class); ++ } ++ ++ if (pfe_majno > 0) ++ unregister_chrdev(pfe_majno, PFE_CDEV_NAME); ++ ++ /* reset the variables */ ++ pfe_majno = 0; ++ pfe_char_class = NULL; ++ pfe_char_dev = NULL; ++ ++ pr_info("PFE CDEV Removed.\n"); ++} +--- /dev/null ++++ b/drivers/staging/fsl_ppfe/pfe_cdev.h +@@ -0,0 +1,41 @@ ++/* SPDX-License-Identifier: GPL-2.0+ */ ++/* ++ * Copyright 2018 NXP ++ */ ++ ++#ifndef _PFE_CDEV_H_ ++#define _PFE_CDEV_H_ ++ ++#include <linux/init.h> ++#include <linux/device.h> ++#include <linux/err.h> ++#include <linux/kernel.h> ++#include <linux/fs.h> ++#include <linux/uaccess.h> ++#include <linux/poll.h> ++ ++#define PFE_CDEV_NAME "pfe_us_cdev" ++#define PFE_CLASS_NAME "ppfe_us" ++ ++/* Extracted from ls1012a_pfe_platform_data, there are 3 interfaces which are ++ * supported by PFE driver. Should be updated if number of eth devices are ++ * changed. ++ */ ++#define PFE_CDEV_ETH_COUNT 3 ++ ++struct pfe_shared_info { ++ uint32_t phy_id; /* Link phy ID */ ++ uint8_t state; /* Has either 0 or 1 */ ++}; ++ ++extern struct pfe_shared_info link_states[PFE_CDEV_ETH_COUNT]; ++ ++/* IOCTL Commands */ ++#define PFE_CDEV_ETH0_STATE_GET _IOR('R', 0, int) ++#define PFE_CDEV_ETH1_STATE_GET _IOR('R', 1, int) ++#define PFE_CDEV_HIF_INTR_EN _IOWR('R', 2, int) ++ ++int pfe_cdev_init(void); ++void pfe_cdev_exit(void); ++ ++#endif /* _PFE_CDEV_H_ */ +--- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_ctrl.c -@@ -0,0 +1,238 @@ +@@ -0,0 +1,226 @@ ++// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <linux/kernel.h> @@ -2088,23 +2415,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +} --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_ctrl.h -@@ -0,0 +1,112 @@ +@@ -0,0 +1,100 @@ ++/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _PFE_CTRL_H_ @@ -2203,23 +2518,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +#endif /* _PFE_CTRL_H_ */ --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_debugfs.c -@@ -0,0 +1,111 @@ +@@ -0,0 +1,99 @@ ++// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <linux/module.h> @@ -2317,23 +2620,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +} --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_debugfs.h -@@ -0,0 +1,25 @@ +@@ -0,0 +1,13 @@ ++/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _PFE_DEBUGFS_H_ @@ -2345,23 +2636,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +#endif /* _PFE_DEBUGFS_H_ */ --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_eth.c -@@ -0,0 +1,2521 @@ +@@ -0,0 +1,2554 @@ ++// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +/* @pfe_eth.c. @@ -2387,6 +2666,9 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +#include <net/ip.h> +#include <net/sock.h> + ++#include <linux/of.h> ++#include <linux/of_mdio.h> ++ +#include <linux/io.h> +#include <asm/irq.h> +#include <linux/delay.h> @@ -2400,9 +2682,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + +#include "pfe_mod.h" +#include "pfe_eth.h" ++#include "pfe_cdev.h" + +#define LS1012A_REV_1_0 0x87040010 + ++bool pfe_use_old_dts_phy; +bool pfe_errata_a010897; + +static void *cbus_emac_base[3]; @@ -2414,6 +2698,36 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +static void pfe_eth_flush_txQ(struct pfe_eth_priv_s *priv, int tx_q_num, int + from_tx, int n_desc); + ++/* MDIO registers */ ++#define MDIO_SGMII_CR 0x00 ++#define MDIO_SGMII_SR 0x01 ++#define MDIO_SGMII_DEV_ABIL_SGMII 0x04 ++#define MDIO_SGMII_LINK_TMR_L 0x12 ++#define MDIO_SGMII_LINK_TMR_H 0x13 ++#define MDIO_SGMII_IF_MODE 0x14 ++ ++/* SGMII Control defines */ ++#define SGMII_CR_RST 0x8000 ++#define SGMII_CR_AN_EN 0x1000 ++#define SGMII_CR_RESTART_AN 0x0200 ++#define SGMII_CR_FD 0x0100 ++#define SGMII_CR_SPEED_SEL1_1G 0x0040 ++#define SGMII_CR_DEF_VAL (SGMII_CR_AN_EN | SGMII_CR_FD | \ ++ SGMII_CR_SPEED_SEL1_1G) ++ ++/* SGMII IF Mode */ ++#define SGMII_DUPLEX_HALF 0x10 ++#define SGMII_SPEED_10MBPS 0x00 ++#define SGMII_SPEED_100MBPS 0x04 ++#define SGMII_SPEED_1GBPS 0x08 ++#define SGMII_USE_SGMII_AN 0x02 ++#define SGMII_EN 0x01 ++ ++/* SGMII Device Ability for SGMII */ ++#define SGMII_DEV_ABIL_ACK 0x4000 ++#define SGMII_DEV_ABIL_EEE_CLK_STP_EN 0x0100 ++#define SGMII_DEV_ABIL_SGMII 0x0001 ++ +unsigned int gemac_regs[] = { + 0x0004, /* Interrupt event */ + 0x0008, /* Interrupt mask */ @@ -3115,10 +3429,9 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + */ +int pfe_eth_mdio_reset(struct mii_bus *bus) +{ -+ struct pfe_eth_priv_s *priv = (struct pfe_eth_priv_s *)bus->priv; ++ struct pfe_mdio_priv_s *priv = (struct pfe_mdio_priv_s *)bus->priv; + u32 phy_speed; + -+ netif_info(priv, hw, priv->ndev, "%s\n", __func__); + + mutex_lock(&bus->mdio_lock); + @@ -3131,25 +3444,25 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + phy_speed = (DIV_ROUND_UP((pfe->ctrl.sys_clk * 1000), 4000000) + << EMAC_MII_SPEED_SHIFT); + phy_speed |= EMAC_HOLDTIME(0x5); -+ __raw_writel(phy_speed, priv->PHY_baseaddr + EMAC_MII_CTRL_REG); ++ __raw_writel(phy_speed, priv->mdio_base + EMAC_MII_CTRL_REG); + + mutex_unlock(&bus->mdio_lock); + + return 0; +} + -+/* pfe_eth_gemac_phy_timeout ++/* pfe_eth_mdio_timeout + * + */ -+static int pfe_eth_gemac_phy_timeout(struct pfe_eth_priv_s *priv, int timeout) ++static int pfe_eth_mdio_timeout(struct pfe_mdio_priv_s *priv, int timeout) +{ -+ while (!(__raw_readl(priv->PHY_baseaddr + EMAC_IEVENT_REG) & ++ while (!(__raw_readl(priv->mdio_base + EMAC_IEVENT_REG) & + EMAC_IEVENT_MII)) { + if (timeout-- <= 0) + return -1; + usleep_range(10, 20); + } -+ __raw_writel(EMAC_IEVENT_MII, priv->PHY_baseaddr + EMAC_IEVENT_REG); ++ __raw_writel(EMAC_IEVENT_MII, priv->mdio_base + EMAC_IEVENT_REG); + return 0; +} + @@ -3181,16 +3494,15 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +static int pfe_eth_mdio_write_addr(struct mii_bus *bus, int mii_id, + int dev_addr, int regnum) +{ -+ struct pfe_eth_priv_s *priv = (struct pfe_eth_priv_s *)bus->priv; ++ struct pfe_mdio_priv_s *priv = (struct pfe_mdio_priv_s *)bus->priv; + + __raw_writel(EMAC_MII_DATA_PA(mii_id) | + EMAC_MII_DATA_RA(dev_addr) | + EMAC_MII_DATA_TA | EMAC_MII_DATA(regnum), -+ priv->PHY_baseaddr + EMAC_MII_DATA_REG); ++ priv->mdio_base + EMAC_MII_DATA_REG); + -+ if (pfe_eth_gemac_phy_timeout(priv, EMAC_MDIO_TIMEOUT)) { -+ netdev_err(priv->ndev, "%s: phy MDIO address write timeout\n", -+ __func__); ++ if (pfe_eth_mdio_timeout(priv, EMAC_MDIO_TIMEOUT)) { ++ dev_err(&bus->dev, "phy MDIO address write timeout\n"); + return -1; + } + @@ -3200,7 +3512,7 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +static int pfe_eth_mdio_write(struct mii_bus *bus, int mii_id, int regnum, + u16 value) +{ -+ struct pfe_eth_priv_s *priv = (struct pfe_eth_priv_s *)bus->priv; ++ struct pfe_mdio_priv_s *priv = (struct pfe_mdio_priv_s *)bus->priv; + + /*To access external PHYs on QDS board mux needs to be configured*/ + if ((mii_id) && (pfe->mdio_muxval[mii_id])) @@ -3213,30 +3525,26 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + EMAC_MII_DATA_PA(mii_id) | + EMAC_MII_DATA_RA((regnum >> 16) & 0x1f) | + EMAC_MII_DATA_TA | EMAC_MII_DATA(value), -+ priv->PHY_baseaddr + EMAC_MII_DATA_REG); ++ priv->mdio_base + EMAC_MII_DATA_REG); + } else { + /* start a write op */ + __raw_writel(EMAC_MII_DATA_ST | EMAC_MII_DATA_OP_WR | + EMAC_MII_DATA_PA(mii_id) | + EMAC_MII_DATA_RA(regnum) | + EMAC_MII_DATA_TA | EMAC_MII_DATA(value), -+ priv->PHY_baseaddr + EMAC_MII_DATA_REG); ++ priv->mdio_base + EMAC_MII_DATA_REG); + } + -+ if (pfe_eth_gemac_phy_timeout(priv, EMAC_MDIO_TIMEOUT)) { -+ netdev_err(priv->ndev, "%s: phy MDIO write timeout\n", -+ __func__); ++ if (pfe_eth_mdio_timeout(priv, EMAC_MDIO_TIMEOUT)) { ++ dev_err(&bus->dev, "%s: phy MDIO write timeout\n", __func__); + return -1; + } -+ netif_info(priv, hw, priv->ndev, "%s: phy %x reg %x val %x\n", __func__, -+ mii_id, regnum, value); -+ + return 0; +} + +static int pfe_eth_mdio_read(struct mii_bus *bus, int mii_id, int regnum) +{ -+ struct pfe_eth_priv_s *priv = (struct pfe_eth_priv_s *)bus->priv; ++ struct pfe_mdio_priv_s *priv = (struct pfe_mdio_priv_s *)bus->priv; + u16 value = 0; + + /*To access external PHYs on QDS board mux needs to be configured*/ @@ -3250,117 +3558,102 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + EMAC_MII_DATA_PA(mii_id) | + EMAC_MII_DATA_RA((regnum >> 16) & 0x1f) | + EMAC_MII_DATA_TA, -+ priv->PHY_baseaddr + EMAC_MII_DATA_REG); ++ priv->mdio_base + EMAC_MII_DATA_REG); + } else { + /* start a read op */ + __raw_writel(EMAC_MII_DATA_ST | EMAC_MII_DATA_OP_RD | + EMAC_MII_DATA_PA(mii_id) | + EMAC_MII_DATA_RA(regnum) | -+ EMAC_MII_DATA_TA, priv->PHY_baseaddr + ++ EMAC_MII_DATA_TA, priv->mdio_base + + EMAC_MII_DATA_REG); + } + -+ if (pfe_eth_gemac_phy_timeout(priv, EMAC_MDIO_TIMEOUT)) { -+ netdev_err(priv->ndev, "%s: phy MDIO read timeout\n", __func__); ++ if (pfe_eth_mdio_timeout(priv, EMAC_MDIO_TIMEOUT)) { ++ dev_err(&bus->dev, "%s: phy MDIO read timeout\n", __func__); + return -1; + } + -+ value = EMAC_MII_DATA(__raw_readl(priv->PHY_baseaddr + ++ value = EMAC_MII_DATA(__raw_readl(priv->mdio_base + + EMAC_MII_DATA_REG)); -+ netif_info(priv, hw, priv->ndev, "%s: phy %x reg %x val %x\n", __func__, -+ mii_id, regnum, value); + return value; +} + -+static int pfe_eth_mdio_init(struct pfe_eth_priv_s *priv, -+ struct ls1012a_mdio_platform_data *minfo) ++static int pfe_eth_mdio_init(struct pfe *pfe, ++ struct ls1012a_pfe_platform_data *pfe_info, ++ int ii) +{ ++ struct pfe_mdio_priv_s *priv = NULL; ++ struct ls1012a_mdio_platform_data *mdio_info; + struct mii_bus *bus; -+ int rc, ii; -+ struct phy_device *phydev; ++ struct device_node *mdio_node; ++ int rc = 0; + -+ netif_info(priv, drv, priv->ndev, "%s\n", __func__); -+ pr_info("%s\n", __func__); ++ mdio_info = (struct ls1012a_mdio_platform_data *) ++ pfe_info->ls1012a_mdio_pdata; ++ mdio_info->id = ii; + -+ bus = mdiobus_alloc(); ++ bus = mdiobus_alloc_size(sizeof(struct pfe_mdio_priv_s)); + if (!bus) { -+ netdev_err(priv->ndev, "mdiobus_alloc() failed\n"); ++ pr_err("mdiobus_alloc() failed\n"); + rc = -ENOMEM; -+ goto err0; ++ goto err_mdioalloc; + } + + bus->name = "ls1012a MDIO Bus"; ++ snprintf(bus->id, MII_BUS_ID_SIZE, "ls1012a-%x", mdio_info->id); ++ + bus->read = &pfe_eth_mdio_read; + bus->write = &pfe_eth_mdio_write; + bus->reset = &pfe_eth_mdio_reset; -+ snprintf(bus->id, MII_BUS_ID_SIZE, "ls1012a-%x", priv->id); -+ bus->priv = priv; -+ -+ bus->phy_mask = minfo->phy_mask; -+ priv->mdc_div = minfo->mdc_div; ++ bus->parent = pfe->dev; ++ bus->phy_mask = mdio_info->phy_mask; ++ bus->irq[0] = mdio_info->irq[0]; ++ priv = bus->priv; ++ priv->mdio_base = cbus_emac_base[ii]; + ++ priv->mdc_div = mdio_info->mdc_div; + if (!priv->mdc_div) + priv->mdc_div = 64; ++ dev_info(bus->parent, "%s: mdc_div: %d, phy_mask: %x\n", ++ __func__, priv->mdc_div, bus->phy_mask); + -+ bus->irq[0] = minfo->irq[0]; -+ -+ bus->parent = priv->pfe->dev; ++ mdio_node = of_get_child_by_name(pfe->dev->of_node, "mdio"); ++ if ((mdio_info->id == 0) && mdio_node) { ++ rc = of_mdiobus_register(bus, mdio_node); ++ of_node_put(mdio_node); ++ } else { ++ rc = mdiobus_register(bus); ++ } + -+ netif_info(priv, drv, priv->ndev, "%s: mdc_div: %d, phy_mask: %x\n", -+ __func__, priv->mdc_div, bus->phy_mask); -+ rc = mdiobus_register(bus); + if (rc) { -+ netdev_err(priv->ndev, "mdiobus_register(%s) failed\n", -+ bus->name); -+ goto err1; ++ dev_err(bus->parent, "mdiobus_register(%s) failed\n", ++ bus->name); ++ goto err_mdioregister; + } + + priv->mii_bus = bus; -+ -+ /* For clause 45 we need to call get_phy_device() with it's -+ * 3rd argument as true and then register the phy device -+ * via phy_device_register() -+ */ -+ -+ if (priv->einfo->mii_config == PHY_INTERFACE_MODE_2500SGMII) { -+ for (ii = 0; ii < NUM_GEMAC_SUPPORT; ii++) { -+ phydev = get_phy_device(priv->mii_bus, -+ priv->einfo->phy_id + ii, true); -+ if (!phydev || IS_ERR(phydev)) { -+ rc = -EIO; -+ netdev_err(priv->ndev, "fail to get device\n"); -+ goto err1; -+ } -+ rc = phy_device_register(phydev); -+ if (rc) { -+ phy_device_free(phydev); -+ netdev_err(priv->ndev, -+ "phy_device_register() failed\n"); -+ goto err1; -+ } -+ } -+ } ++ pfe->mdio.mdio_priv[ii] = priv; + + pfe_eth_mdio_reset(bus); + + return 0; + -+err1: ++err_mdioregister: + mdiobus_free(bus); -+err0: ++err_mdioalloc: + return rc; +} + +/* pfe_eth_mdio_exit + */ -+static void pfe_eth_mdio_exit(struct mii_bus *bus) ++static void pfe_eth_mdio_exit(struct pfe *pfe, ++ int ii) +{ ++ struct pfe_mdio_priv_s *mdio_priv = pfe->mdio.mdio_priv[ii]; ++ struct mii_bus *bus = mdio_priv->mii_bus; ++ + if (!bus) + return; -+ -+ netif_info((struct pfe_eth_priv_s *)bus->priv, drv, ((struct -+ pfe_eth_priv_s *)(bus->priv))->ndev, "%s\n", __func__); -+ + mdiobus_unregister(bus); + mdiobus_free(bus); +} @@ -3390,6 +3683,10 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +#define SCFG_RGMIIPCR_SETSP_10M (0x00000002) +#define SCFG_RGMIIPCR_SETFD (0x00000001) + ++#define MDIOSELCR 0x484 ++#define MDIOSEL_SERDES 0x0 ++#define MDIOSEL_EXTPHY 0x80000000 ++ +static void pfe_set_rgmii_speed(struct phy_device *phydev) +{ + u32 rgmii_pcr; @@ -3471,6 +3768,19 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + phy_print_status(phydev); + + spin_unlock_irqrestore(&priv->lock, flags); ++ ++ /* Now, dump the details to the cdev. ++ * XXX: Locking would be required? (uniprocess arch) ++ * Or, maybe move it in spinlock above ++ */ ++ if (us && priv->einfo->gem_id < PFE_CDEV_ETH_COUNT) { ++ pr_debug("Changing link state from (%u) to (%u) for ID=(%u)\n", ++ link_states[priv->einfo->gem_id].state, ++ phydev->link, ++ priv->einfo->gem_id); ++ link_states[priv->einfo->gem_id].phy_id = priv->einfo->gem_id; ++ link_states[priv->einfo->gem_id].state = phydev->link; ++ } +} + +/* pfe_phy_exit @@ -3524,36 +3834,46 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + */ +static void ls1012a_configure_serdes(struct net_device *ndev) +{ -+ struct pfe_eth_priv_s *priv = pfe->eth.eth_priv[0]; ++ struct pfe_eth_priv_s *eth_priv = netdev_priv(ndev); ++ struct pfe_mdio_priv_s *mdio_priv = pfe->mdio.mdio_priv[eth_priv->id]; + int sgmii_2500 = 0; -+ struct mii_bus *bus = priv->mii_bus; ++ struct mii_bus *bus = mdio_priv->mii_bus; + u16 value = 0; + -+ if (priv->einfo->mii_config == PHY_INTERFACE_MODE_2500SGMII) ++ if (eth_priv->einfo->mii_config == PHY_INTERFACE_MODE_2500SGMII) + sgmii_2500 = 1; + -+ netif_info(priv, drv, ndev, "%s\n", __func__); ++ netif_info(eth_priv, drv, ndev, "%s\n", __func__); + /* PCS configuration done with corresponding GEMAC */ + -+ pfe_eth_mdio_read(bus, 0, 0); -+ pfe_eth_mdio_read(bus, 0, 1); ++ pfe_eth_mdio_read(bus, 0, MDIO_SGMII_CR); ++ pfe_eth_mdio_read(bus, 0, MDIO_SGMII_SR); ++ ++ pfe_eth_mdio_write(bus, 0, MDIO_SGMII_CR, SGMII_CR_RST); + -+ /*These settings taken from validtion team */ -+ pfe_eth_mdio_write(bus, 0, 0x0, 0x8000); + if (sgmii_2500) { -+ pfe_eth_mdio_write(bus, 0, 0x14, 0x9); -+ pfe_eth_mdio_write(bus, 0, 0x4, 0x4001); -+ pfe_eth_mdio_write(bus, 0, 0x12, 0xa120); -+ pfe_eth_mdio_write(bus, 0, 0x13, 0x7); ++ pfe_eth_mdio_write(bus, 0, MDIO_SGMII_IF_MODE, SGMII_SPEED_1GBPS ++ | SGMII_EN); ++ pfe_eth_mdio_write(bus, 0, MDIO_SGMII_DEV_ABIL_SGMII, ++ SGMII_DEV_ABIL_ACK | SGMII_DEV_ABIL_SGMII); ++ pfe_eth_mdio_write(bus, 0, MDIO_SGMII_LINK_TMR_L, 0xa120); ++ pfe_eth_mdio_write(bus, 0, MDIO_SGMII_LINK_TMR_H, 0x7); + /* Autonegotiation need to be disabled for 2.5G SGMII mode*/ -+ value = 0x0140; -+ pfe_eth_mdio_write(bus, 0, 0x0, value); ++ value = SGMII_CR_FD | SGMII_CR_SPEED_SEL1_1G; ++ pfe_eth_mdio_write(bus, 0, MDIO_SGMII_CR, value); + } else { -+ pfe_eth_mdio_write(bus, 0, 0x14, 0xb); -+ pfe_eth_mdio_write(bus, 0, 0x4, 0x1a1); -+ pfe_eth_mdio_write(bus, 0, 0x12, 0x400); -+ pfe_eth_mdio_write(bus, 0, 0x13, 0x0); -+ pfe_eth_mdio_write(bus, 0, 0x0, 0x1140); ++ pfe_eth_mdio_write(bus, 0, MDIO_SGMII_IF_MODE, ++ SGMII_SPEED_1GBPS ++ | SGMII_USE_SGMII_AN ++ | SGMII_EN); ++ pfe_eth_mdio_write(bus, 0, MDIO_SGMII_DEV_ABIL_SGMII, ++ SGMII_DEV_ABIL_EEE_CLK_STP_EN ++ | 0xa0 ++ | SGMII_DEV_ABIL_SGMII); ++ pfe_eth_mdio_write(bus, 0, MDIO_SGMII_LINK_TMR_L, 0x400); ++ pfe_eth_mdio_write(bus, 0, MDIO_SGMII_LINK_TMR_H, 0x0); ++ value = SGMII_CR_AN_EN | SGMII_CR_FD | SGMII_CR_SPEED_SEL1_1G; ++ pfe_eth_mdio_write(bus, 0, MDIO_SGMII_CR, value); + } +} + @@ -3576,33 +3896,44 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + snprintf(bus_id, MII_BUS_ID_SIZE, "ls1012a-%d", 0); + snprintf(phy_id, MII_BUS_ID_SIZE + 3, PHY_ID_FMT, bus_id, + priv->einfo->phy_id); -+ + netif_info(priv, drv, ndev, "%s: %s\n", __func__, phy_id); + interface = priv->einfo->mii_config; + if ((interface == PHY_INTERFACE_MODE_SGMII) || + (interface == PHY_INTERFACE_MODE_2500SGMII)) { + /*Configure SGMII PCS */ + if (pfe->scfg) { -+ /*Config MDIO from serdes */ -+ regmap_write(pfe->scfg, 0x484, 0x00000000); ++ /* Config MDIO from serdes */ ++ regmap_write(pfe->scfg, MDIOSELCR, MDIOSEL_SERDES); + } + ls1012a_configure_serdes(ndev); + } + + if (pfe->scfg) { + /*Config MDIO from PAD */ -+ regmap_write(pfe->scfg, 0x484, 0x80000000); ++ regmap_write(pfe->scfg, MDIOSELCR, MDIOSEL_EXTPHY); + } + + priv->oldlink = 0; + priv->oldspeed = 0; + priv->oldduplex = -1; + pr_info("%s interface %x\n", __func__, interface); -+ phydev = phy_connect(ndev, phy_id, &pfe_eth_adjust_link, interface); + -+ if (IS_ERR(phydev)) { -+ netdev_err(ndev, "phy_connect() failed\n"); -+ return PTR_ERR(phydev); ++ if (priv->phy_node) { ++ phydev = of_phy_connect(ndev, priv->phy_node, ++ pfe_eth_adjust_link, 0, ++ priv->einfo->mii_config); ++ if (!(phydev)) { ++ netdev_err(ndev, "Unable to connect to phy\n"); ++ return -ENODEV; ++ } ++ ++ } else { ++ phydev = phy_connect(ndev, phy_id, ++ &pfe_eth_adjust_link, interface); ++ if (IS_ERR(phydev)) { ++ netdev_err(ndev, "Unable to connect to phy\n"); ++ return PTR_ERR(phydev); ++ } + } + + priv->phydev = phydev; @@ -4616,26 +4947,15 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + +/* pfe_eth_init_one + */ -+static int pfe_eth_init_one(struct pfe *pfe, int id) ++static int pfe_eth_init_one(struct pfe *pfe, ++ struct ls1012a_pfe_platform_data *pfe_info, ++ int id) +{ + struct net_device *ndev = NULL; + struct pfe_eth_priv_s *priv = NULL; + struct ls1012a_eth_platform_data *einfo; -+ struct ls1012a_mdio_platform_data *minfo; -+ struct ls1012a_pfe_platform_data *pfe_info; + int err; + -+ /* Extract pltform data */ -+ pfe_info = (struct ls1012a_pfe_platform_data *) -+ pfe->dev->platform_data; -+ if (!pfe_info) { -+ pr_err( -+ "%s: pfe missing additional platform data\n" -+ , __func__); -+ err = -ENODEV; -+ goto err0; -+ } -+ + einfo = (struct ls1012a_eth_platform_data *) + pfe_info->ls1012a_eth_pdata; + @@ -4648,18 +4968,6 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + goto err0; + } + -+ minfo = (struct ls1012a_mdio_platform_data *) -+ pfe_info->ls1012a_mdio_pdata; -+ -+ /* einfo never be NULL, but no harm in having this check */ -+ if (!minfo) { -+ pr_err( -+ "%s: pfe missing additional mdios platform data\n", -+ __func__); -+ err = -ENODEV; -+ goto err0; -+ } -+ + if (us) + emac_txq_cnt = EMAC_TXQ_CNT; + /* Create an ethernet device instance */ @@ -4676,6 +4984,7 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + priv->ndev = ndev; + priv->id = einfo[id].gem_id; + priv->pfe = pfe; ++ priv->phy_node = einfo[id].phy_node; + + SET_NETDEV_DEV(priv->ndev, priv->pfe->dev); + @@ -4684,13 +4993,8 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + /* Set the info in the priv to the current info */ + priv->einfo = &einfo[id]; + priv->EMAC_baseaddr = cbus_emac_base[id]; -+ priv->PHY_baseaddr = cbus_emac_base[0]; + priv->GPI_baseaddr = cbus_gpi_base[id]; + -+#define HIF_GEMAC_TMUQ_BASE 6 -+ priv->low_tmu_q = HIF_GEMAC_TMUQ_BASE + (id * 2); -+ priv->high_tmu_q = priv->low_tmu_q + 1; -+ + spin_lock_init(&priv->lock); + + pfe_eth_fast_tx_timeout_init(priv); @@ -4698,16 +5002,6 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + /* Copy the station address into the dev structure, */ + memcpy(ndev->dev_addr, einfo[id].mac_addr, ETH_ALEN); + -+ /* Initialize mdio */ -+ if (minfo[id].enabled) { -+ err = pfe_eth_mdio_init(priv, &minfo[id]); -+ if (err) { -+ netdev_err(ndev, "%s: pfe_eth_mdio_init() failed\n", -+ __func__); -+ goto err2; -+ } -+ } -+ + if (us) + goto phy_init; + @@ -4725,9 +5019,6 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + else + ndev->max_mtu = JUMBO_FRAME_SIZE_V2 - ETH_HLEN - ETH_FCS_LEN; + -+ /* supported features */ -+ ndev->hw_features = NETIF_F_SG; -+ + /*Enable after checksum offload is validated */ + ndev->hw_features = NETIF_F_RXCSUM | NETIF_F_IP_CSUM | + NETIF_F_IPV6_CSUM | NETIF_F_SG; @@ -4753,22 +5044,26 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + HIF_RX_POLL_WEIGHT - 16); + + err = register_netdev(ndev); -+ + if (err) { + netdev_err(ndev, "register_netdev() failed\n"); -+ goto err3; ++ goto err1; ++ } ++ ++ if ((!(pfe_use_old_dts_phy) && !(priv->phy_node)) || ++ ((pfe_use_old_dts_phy) && ++ (priv->einfo->phy_flags & GEMAC_NO_PHY))) { ++ pr_info("%s: No PHY or fixed-link\n", __func__); ++ goto skip_phy_init; + } + +phy_init: + device_init_wakeup(&ndev->dev, WAKE_MAGIC); + -+ if (!(priv->einfo->phy_flags & GEMAC_NO_PHY)) { -+ err = pfe_phy_init(ndev); -+ if (err) { -+ netdev_err(ndev, "%s: pfe_phy_init() failed\n", -+ __func__); -+ goto err4; -+ } ++ err = pfe_phy_init(ndev); ++ if (err) { ++ netdev_err(ndev, "%s: pfe_phy_init() failed\n", ++ __func__); ++ goto err2; + } + + if (us) { @@ -4779,21 +5074,23 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + + netif_carrier_on(ndev); + ++skip_phy_init: + /* Create all the sysfs files */ + if (pfe_eth_sysfs_init(ndev)) -+ goto err4; ++ goto err3; + + netif_info(priv, probe, ndev, "%s: created interface, baseaddr: %p\n", + __func__, priv->EMAC_baseaddr); + + return 0; -+err4: -+ if (us) -+ goto err3; -+ unregister_netdev(ndev); ++ +err3: -+ pfe_eth_mdio_exit(priv->mii_bus); ++ pfe_phy_exit(priv->ndev); +err2: ++ if (us) ++ goto err1; ++ unregister_netdev(ndev); ++err1: + free_netdev(priv->ndev); +err0: + return err; @@ -4805,6 +5102,7 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +{ + int ii = 0; + int err; ++ struct ls1012a_pfe_platform_data *pfe_info; + + pr_info("%s\n", __func__); + @@ -4814,24 +5112,43 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + cbus_gpi_base[0] = EGPI1_BASE_ADDR; + cbus_gpi_base[1] = EGPI2_BASE_ADDR; + ++ pfe_info = (struct ls1012a_pfe_platform_data *) ++ pfe->dev->platform_data; ++ if (!pfe_info) { ++ pr_err("%s: pfe missing additional platform data\n", __func__); ++ err = -ENODEV; ++ goto err_pdata; ++ } ++ ++ for (ii = 0; ii < NUM_GEMAC_SUPPORT; ii++) { ++ err = pfe_eth_mdio_init(pfe, pfe_info, ii); ++ if (err) { ++ pr_err("%s: pfe_eth_mdio_init() failed\n", __func__); ++ goto err_mdio_init; ++ } ++ } ++ + if (fsl_guts_get_svr() == LS1012A_REV_1_0) + pfe_errata_a010897 = true; + else + pfe_errata_a010897 = false; + + for (ii = 0; ii < NUM_GEMAC_SUPPORT; ii++) { -+ err = pfe_eth_init_one(pfe, ii); ++ err = pfe_eth_init_one(pfe, pfe_info, ii); + if (err) -+ goto err0; ++ goto err_eth_init; + } + + return 0; + -+err0: -+ while (ii--) ++err_eth_init: ++ while (ii--) { + pfe_eth_exit_one(pfe->eth.eth_priv[ii]); ++ pfe_eth_mdio_exit(pfe, ii); ++ } + -+ /* Register three network devices in the kernel */ ++err_mdio_init: ++err_pdata: + return err; +} + @@ -4844,15 +5161,19 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + if (!us) + pfe_eth_sysfs_exit(priv->ndev); + -+ if (!(priv->einfo->phy_flags & GEMAC_NO_PHY)) -+ pfe_phy_exit(priv->ndev); ++ if ((!(pfe_use_old_dts_phy) && !(priv->phy_node)) || ++ ((pfe_use_old_dts_phy) && ++ (priv->einfo->phy_flags & GEMAC_NO_PHY))) { ++ pr_info("%s: No PHY or fixed-link\n", __func__); ++ goto skip_phy_exit; ++ } ++ ++ pfe_phy_exit(priv->ndev); + ++skip_phy_exit: + if (!us) + unregister_netdev(priv->ndev); + -+ if (priv->mii_bus) -+ pfe_eth_mdio_exit(priv->mii_bus); -+ + free_netdev(priv->ndev); +} + @@ -4866,26 +5187,17 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + + for (ii = NUM_GEMAC_SUPPORT - 1; ii >= 0; ii--) + pfe_eth_exit_one(pfe->eth.eth_priv[ii]); ++ ++ for (ii = NUM_GEMAC_SUPPORT - 1; ii >= 0; ii--) ++ pfe_eth_mdio_exit(pfe, ii); +} --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_eth.h -@@ -0,0 +1,185 @@ +@@ -0,0 +1,175 @@ ++/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _PFE_ETH_H_ @@ -4921,22 +5233,18 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +#define GEMAC_NO_PHY BIT(0) + +struct ls1012a_eth_platform_data { -+ /* device specific information */ -+ u32 device_flags; -+ char name[16]; -+ + /* board specific information */ + u32 mii_config; + u32 phy_flags; + u32 gem_id; -+ u32 bus_id; + u32 phy_id; + u32 mdio_muxval; + u8 mac_addr[ETH_ALEN]; ++ struct device_node *phy_node; +}; + +struct ls1012a_mdio_platform_data { -+ int enabled; ++ int id; + int irq[32]; + u32 phy_mask; + int mdc_div; @@ -5008,17 +5316,13 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + unsigned int event_status; + int irq; + void *EMAC_baseaddr; -+ /* This points to the EMAC base from where we access PHY */ -+ void *PHY_baseaddr; + void *GPI_baseaddr; + /* PHY stuff */ + struct phy_device *phydev; + int oldspeed; + int oldduplex; + int oldlink; -+ /* mdio info */ -+ int mdc_div; -+ struct mii_bus *mii_bus; ++ struct device_node *phy_node; + struct clk *gemtx_clk; + int wol; + int pause_flag; @@ -5048,6 +5352,16 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + struct pfe_eth_priv_s *eth_priv[3]; +}; + ++struct pfe_mdio_priv_s { ++ void __iomem *mdio_base; ++ int mdc_div; ++ struct mii_bus *mii_bus; ++}; ++ ++struct pfe_mdio { ++ struct pfe_mdio_priv_s *mdio_priv[3]; ++}; ++ +int pfe_eth_init(struct pfe *pfe); +void pfe_eth_exit(struct pfe *pfe); +int pfe_eth_suspend(struct net_device *dev); @@ -5057,23 +5371,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +#endif /* _PFE_ETH_H_ */ --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_firmware.c -@@ -0,0 +1,314 @@ +@@ -0,0 +1,302 @@ ++// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +/* @@ -5374,23 +5676,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +} --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_firmware.h -@@ -0,0 +1,32 @@ +@@ -0,0 +1,20 @@ ++/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _PFE_FIRMWARE_H_ @@ -5409,23 +5699,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +#endif /* _PFE_FIRMWARE_H_ */ --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_hal.c -@@ -0,0 +1,1528 @@ +@@ -0,0 +1,1516 @@ ++// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "pfe_mod.h" @@ -6940,23 +7218,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +} --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_hif.c -@@ -0,0 +1,1072 @@ +@@ -0,0 +1,1060 @@ ++// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <linux/kernel.h> @@ -8015,23 +8281,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +} --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_hif.h -@@ -0,0 +1,212 @@ +@@ -0,0 +1,200 @@ ++/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _PFE_HIF_H_ @@ -8230,23 +8484,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +#endif /* _PFE_HIF_H_ */ --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_hif_lib.c -@@ -0,0 +1,640 @@ +@@ -0,0 +1,628 @@ ++// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <linux/version.h> @@ -8873,23 +9115,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +} --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_hif_lib.h -@@ -0,0 +1,241 @@ +@@ -0,0 +1,229 @@ ++/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _PFE_HIF_LIB_H_ @@ -9117,23 +9347,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +#endif /* _PFE_HIF_LIB_H_ */ --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_hw.c -@@ -0,0 +1,176 @@ +@@ -0,0 +1,164 @@ ++// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "pfe_mod.h" @@ -9296,23 +9514,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +} --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_hw.h -@@ -0,0 +1,27 @@ +@@ -0,0 +1,15 @@ ++/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _PFE_HW_H_ @@ -9326,29 +9532,19 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +#endif /* _PFE_HW_H_ */ --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_ls1012a_platform.c -@@ -0,0 +1,385 @@ +@@ -0,0 +1,368 @@ ++// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <linux/module.h> +#include <linux/device.h> ++#include <linux/of.h> +#include <linux/of_net.h> +#include <linux/of_address.h> ++#include <linux/of_mdio.h> +#include <linux/platform_device.h> +#include <linux/slab.h> +#include <linux/clk.h> @@ -9357,102 +9553,90 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + +#include "pfe_mod.h" + ++extern bool pfe_use_old_dts_phy; +struct ls1012a_pfe_platform_data pfe_platform_data; + -+static int pfe_get_gemac_if_proprties(struct device_node *parent, int port, int -+ if_cnt, -+ struct ls1012a_pfe_platform_data -+ *pdata) ++static int pfe_get_gemac_if_properties(struct device_node *gem, ++ int port, ++ struct ls1012a_pfe_platform_data *pdata) +{ -+ struct device_node *gem = NULL, *phy = NULL; ++ struct device_node *phy_node = NULL; + int size; -+ int ii = 0, phy_id = 0; ++ int phy_id = 0; + const u32 *addr; + const void *mac_addr; + -+ for (ii = 0; ii < if_cnt; ii++) { -+ gem = of_get_next_child(parent, gem); -+ if (!gem) -+ goto err; -+ addr = of_get_property(gem, "reg", &size); -+ if (addr && (be32_to_cpup(addr) == port)) -+ break; -+ } -+ -+ if (ii >= if_cnt) { -+ pr_err("%s:%d Failed to find interface = %d\n", -+ __func__, __LINE__, if_cnt); -+ goto err; -+ } ++ addr = of_get_property(gem, "reg", &size); ++ port = be32_to_cpup(addr); + + pdata->ls1012a_eth_pdata[port].gem_id = port; + + mac_addr = of_get_mac_address(gem); -+ + if (mac_addr) { + memcpy(pdata->ls1012a_eth_pdata[port].mac_addr, mac_addr, + ETH_ALEN); + } + -+ pdata->ls1012a_eth_pdata[port].mii_config = of_get_phy_mode(gem); ++ phy_node = of_parse_phandle(gem, "phy-handle", 0); ++ pdata->ls1012a_eth_pdata[port].phy_node = phy_node; ++ if (phy_node) { ++ pfe_use_old_dts_phy = false; ++ goto process_phynode; ++ } else if (of_phy_is_fixed_link(gem)) { ++ pfe_use_old_dts_phy = false; ++ if (of_phy_register_fixed_link(gem) < 0) { ++ pr_err("broken fixed-link specification\n"); ++ goto err; ++ } ++ phy_node = of_node_get(gem); ++ pdata->ls1012a_eth_pdata[port].phy_node = phy_node; ++ } else if (of_get_property(gem, "fsl,pfe-phy-if-flags", &size)) { ++ pfe_use_old_dts_phy = true; ++ /* Use old dts properties for phy handling */ ++ addr = of_get_property(gem, "fsl,pfe-phy-if-flags", &size); ++ pdata->ls1012a_eth_pdata[port].phy_flags = be32_to_cpup(addr); + -+ if ((pdata->ls1012a_eth_pdata[port].mii_config) < 0) -+ pr_err("%s:%d Incorrect Phy mode....\n", __func__, -+ __LINE__); ++ addr = of_get_property(gem, "fsl,gemac-phy-id", &size); ++ if (!addr) { ++ pr_err("%s:%d Invalid gemac-phy-id....\n", __func__, ++ __LINE__); ++ } else { ++ phy_id = be32_to_cpup(addr); ++ pdata->ls1012a_eth_pdata[port].phy_id = phy_id; ++ pdata->ls1012a_mdio_pdata[0].phy_mask &= ~(1 << phy_id); ++ } + -+ addr = of_get_property(gem, "fsl,gemac-bus-id", &size); -+ if (!addr) -+ pr_err("%s:%d Invalid gemac-bus-id....\n", __func__, -+ __LINE__); -+ else -+ pdata->ls1012a_eth_pdata[port].bus_id = be32_to_cpup(addr); ++ /* If PHY is enabled, read mdio properties */ ++ if (pdata->ls1012a_eth_pdata[port].phy_flags & GEMAC_NO_PHY) ++ goto done; + -+ addr = of_get_property(gem, "fsl,gemac-phy-id", &size); -+ if (!addr) { -+ pr_err("%s:%d Invalid gemac-phy-id....\n", __func__, -+ __LINE__); + } else { -+ phy_id = be32_to_cpup(addr); -+ pdata->ls1012a_eth_pdata[port].phy_id = phy_id; -+ pdata->ls1012a_mdio_pdata[0].phy_mask &= ~(1 << phy_id); ++ pr_info("%s: No PHY or fixed-link\n", __func__); ++ return 0; + } + ++process_phynode: ++ pdata->ls1012a_eth_pdata[port].mii_config = of_get_phy_mode(gem); ++ if ((pdata->ls1012a_eth_pdata[port].mii_config) < 0) ++ pr_err("%s:%d Incorrect Phy mode....\n", __func__, ++ __LINE__); ++ + addr = of_get_property(gem, "fsl,mdio-mux-val", &size); -+ if (!addr) ++ if (!addr) { + pr_err("%s: Invalid mdio-mux-val....\n", __func__); -+ else ++ } else { + phy_id = be32_to_cpup(addr); + pdata->ls1012a_eth_pdata[port].mdio_muxval = phy_id; ++ } + + if (pdata->ls1012a_eth_pdata[port].phy_id < 32) + pfe->mdio_muxval[pdata->ls1012a_eth_pdata[port].phy_id] = + pdata->ls1012a_eth_pdata[port].mdio_muxval; + -+ addr = of_get_property(gem, "fsl,pfe-phy-if-flags", &size); -+ if (!addr) -+ pr_err("%s:%d Invalid pfe-phy-if-flags....\n", -+ __func__, __LINE__); -+ else -+ pdata->ls1012a_eth_pdata[port].phy_flags = be32_to_cpup(addr); -+ -+ /* If PHY is enabled, read mdio properties */ -+ if (pdata->ls1012a_eth_pdata[port].phy_flags & GEMAC_NO_PHY) -+ goto done; -+ -+ phy = of_get_next_child(gem, NULL); -+ -+ addr = of_get_property(phy, "reg", &size); -+ -+ if (!addr) -+ pr_err("%s:%d Invalid phy enable flag....\n", -+ __func__, __LINE__); -+ else -+ pdata->ls1012a_mdio_pdata[port].enabled = be32_to_cpup(addr); + + pdata->ls1012a_mdio_pdata[port].irq[0] = PHY_POLL; + +done: -+ + return 0; + +err: @@ -9470,7 +9654,7 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + struct resource res; + int ii, rc, interface_count = 0, size = 0; + const u32 *prop; -+ struct device_node *np; ++ struct device_node *np, *gem = NULL; + struct clk *pfe_clk; + + np = pdev->dev.of_node; @@ -9548,8 +9732,13 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + pfe_platform_data.ls1012a_mdio_pdata[0].phy_mask = 0xffffffff; + + for (ii = 0; ii < interface_count; ii++) { -+ pfe_get_gemac_if_proprties(np, ii, interface_count, -+ &pfe_platform_data); ++ gem = of_get_next_child(np, gem); ++ if (gem) ++ pfe_get_gemac_if_properties(gem, ii, ++ &pfe_platform_data); ++ else ++ pr_err("Unable to find interface %d\n", ii); ++ + } + + pfe->dev = &pdev->dev; @@ -9668,8 +9857,8 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + for (i = 0; i < (NUM_GEMAC_SUPPORT); i++) { + netdev = pfe->eth.eth_priv[i]->ndev; + -+ if (pfe->eth.eth_priv[i]->mii_bus) -+ pfe_eth_mdio_reset(pfe->eth.eth_priv[i]->mii_bus); ++ if (pfe->mdio.mdio_priv[i]->mii_bus) ++ pfe_eth_mdio_reset(pfe->mdio.mdio_priv[i]->mii_bus); + + if (netif_running(netdev)) + pfe_eth_resume(netdev); @@ -9714,27 +9903,16 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +MODULE_AUTHOR("NXP DNCPE"); --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_mod.c -@@ -0,0 +1,156 @@ +@@ -0,0 +1,158 @@ ++// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <linux/dma-mapping.h> +#include "pfe_mod.h" ++#include "pfe_cdev.h" + +unsigned int us; +module_param(us, uint, 0444); @@ -9809,8 +9987,18 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + if (rc < 0) + goto err_debugfs; + ++ if (us) { ++ /* Creating a character device */ ++ rc = pfe_cdev_init(); ++ if (rc < 0) ++ goto err_cdev; ++ } ++ + return 0; + ++err_cdev: ++ pfe_debugfs_exit(pfe); ++ +err_debugfs: + pfe_sysfs_exit(pfe); + @@ -9846,6 +10034,9 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +{ + pr_info("%s\n", __func__); + ++ if (us) ++ pfe_cdev_exit(); ++ + pfe_debugfs_exit(pfe); + + pfe_sysfs_exit(pfe); @@ -9873,23 +10064,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +} --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_mod.h -@@ -0,0 +1,114 @@ +@@ -0,0 +1,103 @@ ++/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _PFE_MOD_H_ @@ -9940,6 +10119,7 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> + struct pfe_ctrl ctrl; + struct pfe_hif hif; + struct pfe_eth eth; ++ struct pfe_mdio mdio; + struct hif_client_s *hif_client[HIF_CLIENTS_MAX]; +#if defined(CFG_DIAGS) + struct pfe_diags diags; @@ -9990,23 +10170,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +#endif /* _PFE_MOD_H */ --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_perfmon.h -@@ -0,0 +1,38 @@ +@@ -0,0 +1,26 @@ ++/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _PFE_PERFMON_H_ @@ -10031,23 +10199,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +#endif /* _PFE_PERFMON_H_ */ --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_sysfs.c -@@ -0,0 +1,818 @@ +@@ -0,0 +1,806 @@ ++// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <linux/module.h> @@ -10852,23 +11008,11 @@ Signed-off-by: Biwen Li <biwen.li@nxp.com> +} --- /dev/null +++ b/drivers/staging/fsl_ppfe/pfe_sysfs.h -@@ -0,0 +1,29 @@ +@@ -0,0 +1,17 @@ ++/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License as published by -+ * the Free Software Foundation; either version 2 of the License, or -+ * (at your option) any later version. -+ * -+ * This program is distributed in the hope that it will be useful, -+ * but WITHOUT ANY WARRANTY; without even the implied warranty of -+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+ * GNU General Public License for more details. -+ * -+ * You should have received a copy of the GNU General Public License -+ * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _PFE_SYSFS_H_ |