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authorLibravatar Linus Torvalds <torvalds@linux-foundation.org>2023-02-21 18:24:12 -0800
committerLibravatar Linus Torvalds <torvalds@linux-foundation.org>2023-02-21 18:24:12 -0800
commit5b7c4cabbb65f5c469464da6c5f614cbd7f730f2 (patch)
treecc5c2d0a898769fd59549594fedb3ee6f84e59a0 /drivers/net/ethernet/stmicro/stmmac/dwmac-ingenic.c
downloadlinux-5b7c4cabbb65f5c469464da6c5f614cbd7f730f2.tar.gz
linux-5b7c4cabbb65f5c469464da6c5f614cbd7f730f2.zip
Merge tag 'net-next-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-nextgrafted
Pull networking updates from Jakub Kicinski: "Core: - Add dedicated kmem_cache for typical/small skb->head, avoid having to access struct page at kfree time, and improve memory use. - Introduce sysctl to set default RPS configuration for new netdevs. - Define Netlink protocol specification format which can be used to describe messages used by each family and auto-generate parsers. Add tools for generating kernel data structures and uAPI headers. - Expose all net/core sysctls inside netns. - Remove 4s sleep in netpoll if carrier is instantly detected on boot. - Add configurable limit of MDB entries per port, and port-vlan. - Continue populating drop reasons throughout the stack. - Retire a handful of legacy Qdiscs and classifiers. Protocols: - Support IPv4 big TCP (TSO frames larger than 64kB). - Add IP_LOCAL_PORT_RANGE socket option, to control local port range on socket by socket basis. - Track and report in procfs number of MPTCP sockets used. - Support mixing IPv4 and IPv6 flows in the in-kernel MPTCP path manager. - IPv6: don't check net.ipv6.route.max_size and rely on garbage collection to free memory (similarly to IPv4). - Support Penultimate Segment Pop (PSP) flavor in SRv6 (RFC8986). - ICMP: add per-rate limit counters. - Add support for user scanning requests in ieee802154. - Remove static WEP support. - Support minimal Wi-Fi 7 Extremely High Throughput (EHT) rate reporting. - WiFi 7 EHT channel puncturing support (client & AP). BPF: - Add a rbtree data structure following the "next-gen data structure" precedent set by recently added linked list, that is, by using kfunc + kptr instead of adding a new BPF map type. - Expose XDP hints via kfuncs with initial support for RX hash and timestamp metadata. - Add BPF_F_NO_TUNNEL_KEY extension to bpf_skb_set_tunnel_key to better support decap on GRE tunnel devices not operating in collect metadata. - Improve x86 JIT's codegen for PROBE_MEM runtime error checks. - Remove the need for trace_printk_lock for bpf_trace_printk and bpf_trace_vprintk helpers. - Extend libbpf's bpf_tracing.h support for tracing arguments of kprobes/uprobes and syscall as a special case. - Significantly reduce the search time for module symbols by livepatch and BPF. - Enable cpumasks to be used as kptrs, which is useful for tracing programs tracking which tasks end up running on which CPUs in different time intervals. - Add support for BPF trampoline on s390x and riscv64. - Add capability to export the XDP features supported by the NIC. - Add __bpf_kfunc tag for marking kernel functions as kfuncs. - Add cgroup.memory=nobpf kernel parameter option to disable BPF memory accounting for container environments. Netfilter: - Remove the CLUSTERIP target. It has been marked as obsolete for years, and we still have WARN splats wrt races of the out-of-band /proc interface installed by this target. - Add 'destroy' commands to nf_tables. They are identical to the existing 'delete' commands, but do not return an error if the referenced object (set, chain, rule...) did not exist. Driver API: - Improve cpumask_local_spread() locality to help NICs set the right IRQ affinity on AMD platforms. - Separate C22 and C45 MDIO bus transactions more clearly. - Introduce new DCB table to control DSCP rewrite on egress. - Support configuration of Physical Layer Collision Avoidance (PLCA) Reconciliation Sublayer (RS) (802.3cg-2019). Modern version of shared medium Ethernet. - Support for MAC Merge layer (IEEE 802.3-2018 clause 99). Allowing preemption of low priority frames by high priority frames. - Add support for controlling MACSec offload using netlink SET. - Rework devlink instance refcounts to allow registration and de-registration under the instance lock. Split the code into multiple files, drop some of the unnecessarily granular locks and factor out common parts of netlink operation handling. - Add TX frame aggregation parameters (for USB drivers). - Add a new attr TCA_EXT_WARN_MSG to report TC (offload) warning messages with notifications for debug. - Allow offloading of UDP NEW connections via act_ct. - Add support for per action HW stats in TC. - Support hardware miss to TC action (continue processing in SW from a specific point in the action chain). - Warn if old Wireless Extension user space interface is used with modern cfg80211/mac80211 drivers. Do not support Wireless Extensions for Wi-Fi 7 devices at all. Everyone should switch to using nl80211 interface instead. - Improve the CAN bit timing configuration. Use extack to return error messages directly to user space, update the SJW handling, including the definition of a new default value that will benefit CAN-FD controllers, by increasing their oscillator tolerance. New hardware / drivers: - Ethernet: - nVidia BlueField-3 support (control traffic driver) - Ethernet support for imx93 SoCs - Motorcomm yt8531 gigabit Ethernet PHY - onsemi NCN26000 10BASE-T1S PHY (with support for PLCA) - Microchip LAN8841 PHY (incl. cable diagnostics and PTP) - Amlogic gxl MDIO mux - WiFi: - RealTek RTL8188EU (rtl8xxxu) - Qualcomm Wi-Fi 7 devices (ath12k) - CAN: - Renesas R-Car V4H Drivers: - Bluetooth: - Set Per Platform Antenna Gain (PPAG) for Intel controllers. - Ethernet NICs: - Intel (1G, igc): - support TSN / Qbv / packet scheduling features of i226 model - Intel (100G, ice): - use GNSS subsystem instead of TTY - multi-buffer XDP support - extend support for GPIO pins to E823 devices - nVidia/Mellanox: - update the shared buffer configuration on PFC commands - implement PTP adjphase function for HW offset control - TC support for Geneve and GRE with VF tunnel offload - more efficient crypto key management method - multi-port eswitch support - Netronome/Corigine: - add DCB IEEE support - support IPsec offloading for NFP3800 - Freescale/NXP (enetc): - support XDP_REDIRECT for XDP non-linear buffers - improve reconfig, avoid link flap and waiting for idle - support MAC Merge layer - Other NICs: - sfc/ef100: add basic devlink support for ef100 - ionic: rx_push mode operation (writing descriptors via MMIO) - bnxt: use the auxiliary bus abstraction for RDMA - r8169: disable ASPM and reset bus in case of tx timeout - cpsw: support QSGMII mode for J721e CPSW9G - cpts: support pulse-per-second output - ngbe: add an mdio bus driver - usbnet: optimize usbnet_bh() by avoiding unnecessary queuing - r8152: handle devices with FW with NCM support - amd-xgbe: support 10Mbps, 2.5GbE speeds and rx-adaptation - virtio-net: support multi buffer XDP - virtio/vsock: replace virtio_vsock_pkt with sk_buff - tsnep: XDP support - Ethernet high-speed switches: - nVidia/Mellanox (mlxsw): - add support for latency TLV (in FW control messages) - Microchip (sparx5): - separate explicit and implicit traffic forwarding rules, make the implicit rules always active - add support for egress DSCP rewrite - IS0 VCAP support (Ingress Classification) - IS2 VCAP filters (protos, L3 addrs, L4 ports, flags, ToS etc.) - ES2 VCAP support (Egress Access Control) - support for Per-Stream Filtering and Policing (802.1Q, 8.6.5.1) - Ethernet embedded switches: - Marvell (mv88e6xxx): - add MAB (port auth) offload support - enable PTP receive for mv88e6390 - NXP (ocelot): - support MAC Merge layer - support for the the vsc7512 internal copper phys - Microchip: - lan9303: convert to PHYLINK - lan966x: support TC flower filter statistics - lan937x: PTP support for KSZ9563/KSZ8563 and LAN937x - lan937x: support Credit Based Shaper configuration - ksz9477: support Energy Efficient Ethernet - other: - qca8k: convert to regmap read/write API, use bulk operations - rswitch: Improve TX timestamp accuracy - Intel WiFi (iwlwifi): - EHT (Wi-Fi 7) rate reporting - STEP equalizer support: transfer some STEP (connection to radio on platforms with integrated wifi) related parameters from the BIOS to the firmware. - Qualcomm 802.11ax WiFi (ath11k): - IPQ5018 support - Fine Timing Measurement (FTM) responder role support - channel 177 support - MediaTek WiFi (mt76): - per-PHY LED support - mt7996: EHT (Wi-Fi 7) support - Wireless Ethernet Dispatch (WED) reset support - switch to using page pool allocator - RealTek WiFi (rtw89): - support new version of Bluetooth co-existance - Mobile: - rmnet: support TX aggregation" * tag 'net-next-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1872 commits) page_pool: add a comment explaining the fragment counter usage net: ethtool: fix __ethtool_dev_mm_supported() implementation ethtool: pse-pd: Fix double word in comments xsk: add linux/vmalloc.h to xsk.c sefltests: netdevsim: wait for devlink instance after netns removal selftest: fib_tests: Always cleanup before exit net/mlx5e: Align IPsec ASO result memory to be as required by hardware net/mlx5e: TC, Set CT miss to the specific ct action instance net/mlx5e: Rename CHAIN_TO_REG to MAPPED_OBJ_TO_REG net/mlx5: Refactor tc miss handling to a single function net/mlx5: Kconfig: Make tc offload depend on tc skb extension net/sched: flower: Support hardware miss to tc action net/sched: flower: Move filter handle initialization earlier net/sched: cls_api: Support hardware miss to tc action net/sched: Rename user cookie and act cookie sfc: fix builds without CONFIG_RTC_LIB sfc: clean up some inconsistent indentings net/mlx4_en: Introduce flexible array to silence overflow warning net: lan966x: Fix possible deadlock inside PTP net/ulp: Remove redundant ->clone() test in inet_clone_ulp(). ...
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/dwmac-ingenic.c')
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac-ingenic.c400
1 files changed, 400 insertions, 0 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-ingenic.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-ingenic.c
new file mode 100644
index 000000000..378b4dd82
--- /dev/null
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-ingenic.c
@@ -0,0 +1,400 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * dwmac-ingenic.c - Ingenic SoCs DWMAC specific glue layer
+ *
+ * Copyright (c) 2021 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
+ */
+
+#include <linux/bitfield.h>
+#include <linux/clk.h>
+#include <linux/kernel.h>
+#include <linux/mfd/syscon.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
+#include <linux/of_net.h>
+#include <linux/phy.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+#include <linux/slab.h>
+#include <linux/stmmac.h>
+
+#include "stmmac_platform.h"
+
+#define MACPHYC_TXCLK_SEL_MASK GENMASK(31, 31)
+#define MACPHYC_TXCLK_SEL_OUTPUT 0x1
+#define MACPHYC_TXCLK_SEL_INPUT 0x0
+#define MACPHYC_MODE_SEL_MASK GENMASK(31, 31)
+#define MACPHYC_MODE_SEL_RMII 0x0
+#define MACPHYC_TX_SEL_MASK GENMASK(19, 19)
+#define MACPHYC_TX_SEL_ORIGIN 0x0
+#define MACPHYC_TX_SEL_DELAY 0x1
+#define MACPHYC_TX_DELAY_MASK GENMASK(18, 12)
+#define MACPHYC_RX_SEL_MASK GENMASK(11, 11)
+#define MACPHYC_RX_SEL_ORIGIN 0x0
+#define MACPHYC_RX_SEL_DELAY 0x1
+#define MACPHYC_RX_DELAY_MASK GENMASK(10, 4)
+#define MACPHYC_SOFT_RST_MASK GENMASK(3, 3)
+#define MACPHYC_PHY_INFT_MASK GENMASK(2, 0)
+#define MACPHYC_PHY_INFT_RMII 0x4
+#define MACPHYC_PHY_INFT_RGMII 0x1
+#define MACPHYC_PHY_INFT_GMII 0x0
+#define MACPHYC_PHY_INFT_MII 0x0
+
+#define MACPHYC_TX_DELAY_PS_MAX 2496
+#define MACPHYC_TX_DELAY_PS_MIN 20
+
+#define MACPHYC_RX_DELAY_PS_MAX 2496
+#define MACPHYC_RX_DELAY_PS_MIN 20
+
+enum ingenic_mac_version {
+ ID_JZ4775,
+ ID_X1000,
+ ID_X1600,
+ ID_X1830,
+ ID_X2000,
+};
+
+struct ingenic_mac {
+ const struct ingenic_soc_info *soc_info;
+ struct device *dev;
+ struct regmap *regmap;
+
+ int rx_delay;
+ int tx_delay;
+};
+
+struct ingenic_soc_info {
+ enum ingenic_mac_version version;
+ u32 mask;
+
+ int (*set_mode)(struct plat_stmmacenet_data *plat_dat);
+};
+
+static int ingenic_mac_init(struct plat_stmmacenet_data *plat_dat)
+{
+ struct ingenic_mac *mac = plat_dat->bsp_priv;
+ int ret;
+
+ if (mac->soc_info->set_mode) {
+ ret = mac->soc_info->set_mode(plat_dat);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static int jz4775_mac_set_mode(struct plat_stmmacenet_data *plat_dat)
+{
+ struct ingenic_mac *mac = plat_dat->bsp_priv;
+ unsigned int val;
+
+ switch (plat_dat->interface) {
+ case PHY_INTERFACE_MODE_MII:
+ val = FIELD_PREP(MACPHYC_TXCLK_SEL_MASK, MACPHYC_TXCLK_SEL_INPUT) |
+ FIELD_PREP(MACPHYC_PHY_INFT_MASK, MACPHYC_PHY_INFT_MII);
+ dev_dbg(mac->dev, "MAC PHY Control Register: PHY_INTERFACE_MODE_MII\n");
+ break;
+
+ case PHY_INTERFACE_MODE_GMII:
+ val = FIELD_PREP(MACPHYC_TXCLK_SEL_MASK, MACPHYC_TXCLK_SEL_INPUT) |
+ FIELD_PREP(MACPHYC_PHY_INFT_MASK, MACPHYC_PHY_INFT_GMII);
+ dev_dbg(mac->dev, "MAC PHY Control Register: PHY_INTERFACE_MODE_GMII\n");
+ break;
+
+ case PHY_INTERFACE_MODE_RMII:
+ val = FIELD_PREP(MACPHYC_TXCLK_SEL_MASK, MACPHYC_TXCLK_SEL_INPUT) |
+ FIELD_PREP(MACPHYC_PHY_INFT_MASK, MACPHYC_PHY_INFT_RMII);
+ dev_dbg(mac->dev, "MAC PHY Control Register: PHY_INTERFACE_MODE_RMII\n");
+ break;
+
+ case PHY_INTERFACE_MODE_RGMII:
+ case PHY_INTERFACE_MODE_RGMII_ID:
+ case PHY_INTERFACE_MODE_RGMII_TXID:
+ case PHY_INTERFACE_MODE_RGMII_RXID:
+ val = FIELD_PREP(MACPHYC_TXCLK_SEL_MASK, MACPHYC_TXCLK_SEL_INPUT) |
+ FIELD_PREP(MACPHYC_PHY_INFT_MASK, MACPHYC_PHY_INFT_RGMII);
+ dev_dbg(mac->dev, "MAC PHY Control Register: PHY_INTERFACE_MODE_RGMII\n");
+ break;
+
+ default:
+ dev_err(mac->dev, "Unsupported interface %d", plat_dat->interface);
+ return -EINVAL;
+ }
+
+ /* Update MAC PHY control register */
+ return regmap_update_bits(mac->regmap, 0, mac->soc_info->mask, val);
+}
+
+static int x1000_mac_set_mode(struct plat_stmmacenet_data *plat_dat)
+{
+ struct ingenic_mac *mac = plat_dat->bsp_priv;
+
+ switch (plat_dat->interface) {
+ case PHY_INTERFACE_MODE_RMII:
+ dev_dbg(mac->dev, "MAC PHY Control Register: PHY_INTERFACE_MODE_RMII\n");
+ break;
+
+ default:
+ dev_err(mac->dev, "Unsupported interface %d", plat_dat->interface);
+ return -EINVAL;
+ }
+
+ /* Update MAC PHY control register */
+ return regmap_update_bits(mac->regmap, 0, mac->soc_info->mask, 0);
+}
+
+static int x1600_mac_set_mode(struct plat_stmmacenet_data *plat_dat)
+{
+ struct ingenic_mac *mac = plat_dat->bsp_priv;
+ unsigned int val;
+
+ switch (plat_dat->interface) {
+ case PHY_INTERFACE_MODE_RMII:
+ val = FIELD_PREP(MACPHYC_PHY_INFT_MASK, MACPHYC_PHY_INFT_RMII);
+ dev_dbg(mac->dev, "MAC PHY Control Register: PHY_INTERFACE_MODE_RMII\n");
+ break;
+
+ default:
+ dev_err(mac->dev, "Unsupported interface %d", plat_dat->interface);
+ return -EINVAL;
+ }
+
+ /* Update MAC PHY control register */
+ return regmap_update_bits(mac->regmap, 0, mac->soc_info->mask, val);
+}
+
+static int x1830_mac_set_mode(struct plat_stmmacenet_data *plat_dat)
+{
+ struct ingenic_mac *mac = plat_dat->bsp_priv;
+ unsigned int val;
+
+ switch (plat_dat->interface) {
+ case PHY_INTERFACE_MODE_RMII:
+ val = FIELD_PREP(MACPHYC_MODE_SEL_MASK, MACPHYC_MODE_SEL_RMII) |
+ FIELD_PREP(MACPHYC_PHY_INFT_MASK, MACPHYC_PHY_INFT_RMII);
+ dev_dbg(mac->dev, "MAC PHY Control Register: PHY_INTERFACE_MODE_RMII\n");
+ break;
+
+ default:
+ dev_err(mac->dev, "Unsupported interface %d", plat_dat->interface);
+ return -EINVAL;
+ }
+
+ /* Update MAC PHY control register */
+ return regmap_update_bits(mac->regmap, 0, mac->soc_info->mask, val);
+}
+
+static int x2000_mac_set_mode(struct plat_stmmacenet_data *plat_dat)
+{
+ struct ingenic_mac *mac = plat_dat->bsp_priv;
+ unsigned int val;
+
+ switch (plat_dat->interface) {
+ case PHY_INTERFACE_MODE_RMII:
+ val = FIELD_PREP(MACPHYC_TX_SEL_MASK, MACPHYC_TX_SEL_ORIGIN) |
+ FIELD_PREP(MACPHYC_RX_SEL_MASK, MACPHYC_RX_SEL_ORIGIN) |
+ FIELD_PREP(MACPHYC_PHY_INFT_MASK, MACPHYC_PHY_INFT_RMII);
+ dev_dbg(mac->dev, "MAC PHY Control Register: PHY_INTERFACE_MODE_RMII\n");
+ break;
+
+ case PHY_INTERFACE_MODE_RGMII:
+ case PHY_INTERFACE_MODE_RGMII_ID:
+ case PHY_INTERFACE_MODE_RGMII_TXID:
+ case PHY_INTERFACE_MODE_RGMII_RXID:
+ val = FIELD_PREP(MACPHYC_PHY_INFT_MASK, MACPHYC_PHY_INFT_RGMII);
+
+ if (mac->tx_delay == 0)
+ val |= FIELD_PREP(MACPHYC_TX_SEL_MASK, MACPHYC_TX_SEL_ORIGIN);
+ else
+ val |= FIELD_PREP(MACPHYC_TX_SEL_MASK, MACPHYC_TX_SEL_DELAY) |
+ FIELD_PREP(MACPHYC_TX_DELAY_MASK, (mac->tx_delay + 9750) / 19500 - 1);
+
+ if (mac->rx_delay == 0)
+ val |= FIELD_PREP(MACPHYC_RX_SEL_MASK, MACPHYC_RX_SEL_ORIGIN);
+ else
+ val |= FIELD_PREP(MACPHYC_RX_SEL_MASK, MACPHYC_RX_SEL_DELAY) |
+ FIELD_PREP(MACPHYC_RX_DELAY_MASK, (mac->rx_delay + 9750) / 19500 - 1);
+
+ dev_dbg(mac->dev, "MAC PHY Control Register: PHY_INTERFACE_MODE_RGMII\n");
+ break;
+
+ default:
+ dev_err(mac->dev, "Unsupported interface %d", plat_dat->interface);
+ return -EINVAL;
+ }
+
+ /* Update MAC PHY control register */
+ return regmap_update_bits(mac->regmap, 0, mac->soc_info->mask, val);
+}
+
+static int ingenic_mac_probe(struct platform_device *pdev)
+{
+ struct plat_stmmacenet_data *plat_dat;
+ struct stmmac_resources stmmac_res;
+ struct ingenic_mac *mac;
+ const struct ingenic_soc_info *data;
+ u32 tx_delay_ps, rx_delay_ps;
+ int ret;
+
+ ret = stmmac_get_platform_resources(pdev, &stmmac_res);
+ if (ret)
+ return ret;
+
+ plat_dat = stmmac_probe_config_dt(pdev, stmmac_res.mac);
+ if (IS_ERR(plat_dat))
+ return PTR_ERR(plat_dat);
+
+ mac = devm_kzalloc(&pdev->dev, sizeof(*mac), GFP_KERNEL);
+ if (!mac) {
+ ret = -ENOMEM;
+ goto err_remove_config_dt;
+ }
+
+ data = of_device_get_match_data(&pdev->dev);
+ if (!data) {
+ dev_err(&pdev->dev, "No of match data provided\n");
+ ret = -EINVAL;
+ goto err_remove_config_dt;
+ }
+
+ /* Get MAC PHY control register */
+ mac->regmap = syscon_regmap_lookup_by_phandle(pdev->dev.of_node, "mode-reg");
+ if (IS_ERR(mac->regmap)) {
+ dev_err(&pdev->dev, "%s: Failed to get syscon regmap\n", __func__);
+ ret = PTR_ERR(mac->regmap);
+ goto err_remove_config_dt;
+ }
+
+ if (!of_property_read_u32(pdev->dev.of_node, "tx-clk-delay-ps", &tx_delay_ps)) {
+ if (tx_delay_ps >= MACPHYC_TX_DELAY_PS_MIN &&
+ tx_delay_ps <= MACPHYC_TX_DELAY_PS_MAX) {
+ mac->tx_delay = tx_delay_ps * 1000;
+ } else {
+ dev_err(&pdev->dev, "Invalid TX clock delay: %dps\n", tx_delay_ps);
+ ret = -EINVAL;
+ goto err_remove_config_dt;
+ }
+ }
+
+ if (!of_property_read_u32(pdev->dev.of_node, "rx-clk-delay-ps", &rx_delay_ps)) {
+ if (rx_delay_ps >= MACPHYC_RX_DELAY_PS_MIN &&
+ rx_delay_ps <= MACPHYC_RX_DELAY_PS_MAX) {
+ mac->rx_delay = rx_delay_ps * 1000;
+ } else {
+ dev_err(&pdev->dev, "Invalid RX clock delay: %dps\n", rx_delay_ps);
+ ret = -EINVAL;
+ goto err_remove_config_dt;
+ }
+ }
+
+ mac->soc_info = data;
+ mac->dev = &pdev->dev;
+
+ plat_dat->bsp_priv = mac;
+
+ ret = ingenic_mac_init(plat_dat);
+ if (ret)
+ goto err_remove_config_dt;
+
+ ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
+ if (ret)
+ goto err_remove_config_dt;
+
+ return 0;
+
+err_remove_config_dt:
+ stmmac_remove_config_dt(pdev, plat_dat);
+
+ return ret;
+}
+
+#ifdef CONFIG_PM_SLEEP
+static int ingenic_mac_suspend(struct device *dev)
+{
+ int ret;
+
+ ret = stmmac_suspend(dev);
+
+ return ret;
+}
+
+static int ingenic_mac_resume(struct device *dev)
+{
+ struct net_device *ndev = dev_get_drvdata(dev);
+ struct stmmac_priv *priv = netdev_priv(ndev);
+ int ret;
+
+ ret = ingenic_mac_init(priv->plat);
+ if (ret)
+ return ret;
+
+ ret = stmmac_resume(dev);
+
+ return ret;
+}
+#endif /* CONFIG_PM_SLEEP */
+
+static SIMPLE_DEV_PM_OPS(ingenic_mac_pm_ops, ingenic_mac_suspend, ingenic_mac_resume);
+
+static struct ingenic_soc_info jz4775_soc_info = {
+ .version = ID_JZ4775,
+ .mask = MACPHYC_TXCLK_SEL_MASK | MACPHYC_SOFT_RST_MASK | MACPHYC_PHY_INFT_MASK,
+
+ .set_mode = jz4775_mac_set_mode,
+};
+
+static struct ingenic_soc_info x1000_soc_info = {
+ .version = ID_X1000,
+ .mask = MACPHYC_SOFT_RST_MASK,
+
+ .set_mode = x1000_mac_set_mode,
+};
+
+static struct ingenic_soc_info x1600_soc_info = {
+ .version = ID_X1600,
+ .mask = MACPHYC_SOFT_RST_MASK | MACPHYC_PHY_INFT_MASK,
+
+ .set_mode = x1600_mac_set_mode,
+};
+
+static struct ingenic_soc_info x1830_soc_info = {
+ .version = ID_X1830,
+ .mask = MACPHYC_MODE_SEL_MASK | MACPHYC_SOFT_RST_MASK | MACPHYC_PHY_INFT_MASK,
+
+ .set_mode = x1830_mac_set_mode,
+};
+
+static struct ingenic_soc_info x2000_soc_info = {
+ .version = ID_X2000,
+ .mask = MACPHYC_TX_SEL_MASK | MACPHYC_TX_DELAY_MASK | MACPHYC_RX_SEL_MASK |
+ MACPHYC_RX_DELAY_MASK | MACPHYC_SOFT_RST_MASK | MACPHYC_PHY_INFT_MASK,
+
+ .set_mode = x2000_mac_set_mode,
+};
+
+static const struct of_device_id ingenic_mac_of_matches[] = {
+ { .compatible = "ingenic,jz4775-mac", .data = &jz4775_soc_info },
+ { .compatible = "ingenic,x1000-mac", .data = &x1000_soc_info },
+ { .compatible = "ingenic,x1600-mac", .data = &x1600_soc_info },
+ { .compatible = "ingenic,x1830-mac", .data = &x1830_soc_info },
+ { .compatible = "ingenic,x2000-mac", .data = &x2000_soc_info },
+ { }
+};
+MODULE_DEVICE_TABLE(of, ingenic_mac_of_matches);
+
+static struct platform_driver ingenic_mac_driver = {
+ .probe = ingenic_mac_probe,
+ .remove = stmmac_pltfr_remove,
+ .driver = {
+ .name = "ingenic-mac",
+ .pm = pm_ptr(&ingenic_mac_pm_ops),
+ .of_match_table = ingenic_mac_of_matches,
+ },
+};
+module_platform_driver(ingenic_mac_driver);
+
+MODULE_AUTHOR("周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>");
+MODULE_DESCRIPTION("Ingenic SoCs DWMAC specific glue layer");
+MODULE_LICENSE("GPL v2");