openwrt/target/linux/ipq40xx/files/drivers/net/phy/ar40xx.h
Adrian Schmutzler a7afeb3142 ipq40xx: remove support for kernel 4.19
The target uses 5.4 as default kernel since 03/2020.

Kernel 4.19 support is not really maintained anymore, it does not
seem to be needed, and removing it will make upcoming driver
updates easier. Thus, remove it.

Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
2020-10-19 15:30:44 +02:00

343 lines
10 KiB
C

/*
* Copyright (c) 2016, The Linux Foundation. All rights reserved.
*
* Permission to use, copy, modify, and/or distribute this software for
* any purpose with or without fee is hereby granted, provided that the
* above copyright notice and this permission notice appear in all copies.
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
* OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef __AR40XX_H
#define __AR40XX_H
#define AR40XX_MAX_VLANS 128
#define AR40XX_NUM_PORTS 6
#define AR40XX_NUM_PHYS 5
#define BITS(_s, _n) (((1UL << (_n)) - 1) << _s)
struct ar40xx_priv {
struct switch_dev dev;
u8 __iomem *hw_addr;
u8 __iomem *psgmii_hw_addr;
u32 mac_mode;
struct reset_control *ess_rst;
u32 cpu_bmp;
u32 lan_bmp;
u32 wan_bmp;
struct mii_bus *mii_bus;
struct phy_device *phy;
/* mutex for qm task */
struct mutex qm_lock;
struct delayed_work qm_dwork;
u32 port_link_up[AR40XX_NUM_PORTS];
u32 ar40xx_port_old_link[AR40XX_NUM_PORTS];
u32 ar40xx_port_qm_buf[AR40XX_NUM_PORTS];
u32 phy_t_status;
/* mutex for switch reg access */
struct mutex reg_mutex;
/* mutex for mib task */
struct mutex mib_lock;
struct delayed_work mib_work;
int mib_next_port;
u64 *mib_stats;
char buf[2048];
/* all fields below will be cleared on reset */
bool vlan;
u16 vlan_id[AR40XX_MAX_VLANS];
u8 vlan_table[AR40XX_MAX_VLANS];
u8 vlan_tagged;
u16 pvid[AR40XX_NUM_PORTS];
/* mirror */
bool mirror_rx;
bool mirror_tx;
int source_port;
int monitor_port;
};
#define AR40XX_PORT_LINK_UP 1
#define AR40XX_PORT_LINK_DOWN 0
#define AR40XX_QM_NOT_EMPTY 1
#define AR40XX_QM_EMPTY 0
#define AR40XX_LAN_VLAN 1
#define AR40XX_WAN_VLAN 2
enum ar40xx_port_wrapper_cfg {
PORT_WRAPPER_PSGMII = 0,
};
struct ar40xx_mib_desc {
u32 size;
u32 offset;
const char *name;
};
#define AR40XX_PORT_CPU 0
#define AR40XX_PSGMII_MODE_CONTROL 0x1b4
#define AR40XX_PSGMII_ATHR_CSCO_MODE_25M BIT(0)
#define AR40XX_PSGMIIPHY_TX_CONTROL 0x288
#define AR40XX_MII_ATH_MMD_ADDR 0x0d
#define AR40XX_MII_ATH_MMD_DATA 0x0e
#define AR40XX_MII_ATH_DBG_ADDR 0x1d
#define AR40XX_MII_ATH_DBG_DATA 0x1e
#define AR40XX_STATS_RXBROAD 0x00
#define AR40XX_STATS_RXPAUSE 0x04
#define AR40XX_STATS_RXMULTI 0x08
#define AR40XX_STATS_RXFCSERR 0x0c
#define AR40XX_STATS_RXALIGNERR 0x10
#define AR40XX_STATS_RXRUNT 0x14
#define AR40XX_STATS_RXFRAGMENT 0x18
#define AR40XX_STATS_RX64BYTE 0x1c
#define AR40XX_STATS_RX128BYTE 0x20
#define AR40XX_STATS_RX256BYTE 0x24
#define AR40XX_STATS_RX512BYTE 0x28
#define AR40XX_STATS_RX1024BYTE 0x2c
#define AR40XX_STATS_RX1518BYTE 0x30
#define AR40XX_STATS_RXMAXBYTE 0x34
#define AR40XX_STATS_RXTOOLONG 0x38
#define AR40XX_STATS_RXGOODBYTE 0x3c
#define AR40XX_STATS_RXBADBYTE 0x44
#define AR40XX_STATS_RXOVERFLOW 0x4c
#define AR40XX_STATS_FILTERED 0x50
#define AR40XX_STATS_TXBROAD 0x54
#define AR40XX_STATS_TXPAUSE 0x58
#define AR40XX_STATS_TXMULTI 0x5c
#define AR40XX_STATS_TXUNDERRUN 0x60
#define AR40XX_STATS_TX64BYTE 0x64
#define AR40XX_STATS_TX128BYTE 0x68
#define AR40XX_STATS_TX256BYTE 0x6c
#define AR40XX_STATS_TX512BYTE 0x70
#define AR40XX_STATS_TX1024BYTE 0x74
#define AR40XX_STATS_TX1518BYTE 0x78
#define AR40XX_STATS_TXMAXBYTE 0x7c
#define AR40XX_STATS_TXOVERSIZE 0x80
#define AR40XX_STATS_TXBYTE 0x84
#define AR40XX_STATS_TXCOLLISION 0x8c
#define AR40XX_STATS_TXABORTCOL 0x90
#define AR40XX_STATS_TXMULTICOL 0x94
#define AR40XX_STATS_TXSINGLECOL 0x98
#define AR40XX_STATS_TXEXCDEFER 0x9c
#define AR40XX_STATS_TXDEFER 0xa0
#define AR40XX_STATS_TXLATECOL 0xa4
#define AR40XX_REG_MODULE_EN 0x030
#define AR40XX_MODULE_EN_MIB BIT(0)
#define AR40XX_REG_MIB_FUNC 0x034
#define AR40XX_MIB_BUSY BIT(17)
#define AR40XX_MIB_CPU_KEEP BIT(20)
#define AR40XX_MIB_FUNC BITS(24, 3)
#define AR40XX_MIB_FUNC_S 24
#define AR40XX_MIB_FUNC_NO_OP 0x0
#define AR40XX_MIB_FUNC_FLUSH 0x1
#define AR40XX_ESS_SERVICE_TAG 0x48
#define AR40XX_ESS_SERVICE_TAG_STAG BIT(17)
#define AR40XX_REG_PORT_STATUS(_i) (0x07c + (_i) * 4)
#define AR40XX_PORT_SPEED BITS(0, 2)
#define AR40XX_PORT_STATUS_SPEED_S 0
#define AR40XX_PORT_TX_EN BIT(2)
#define AR40XX_PORT_RX_EN BIT(3)
#define AR40XX_PORT_STATUS_TXFLOW BIT(4)
#define AR40XX_PORT_STATUS_RXFLOW BIT(5)
#define AR40XX_PORT_DUPLEX BIT(6)
#define AR40XX_PORT_TXHALF_FLOW BIT(7)
#define AR40XX_PORT_STATUS_LINK_UP BIT(8)
#define AR40XX_PORT_AUTO_LINK_EN BIT(9)
#define AR40XX_PORT_STATUS_FLOW_CONTROL BIT(12)
#define AR40XX_REG_MAX_FRAME_SIZE 0x078
#define AR40XX_MAX_FRAME_SIZE_MTU BITS(0, 14)
#define AR40XX_REG_PORT_HEADER(_i) (0x09c + (_i) * 4)
#define AR40XX_REG_EEE_CTRL 0x100
#define AR40XX_EEE_CTRL_DISABLE_PHY(_i) BIT(4 + (_i) * 2)
#define AR40XX_REG_PORT_VLAN0(_i) (0x420 + (_i) * 0x8)
#define AR40XX_PORT_VLAN0_DEF_SVID BITS(0, 12)
#define AR40XX_PORT_VLAN0_DEF_SVID_S 0
#define AR40XX_PORT_VLAN0_DEF_CVID BITS(16, 12)
#define AR40XX_PORT_VLAN0_DEF_CVID_S 16
#define AR40XX_REG_PORT_VLAN1(_i) (0x424 + (_i) * 0x8)
#define AR40XX_PORT_VLAN1_CORE_PORT BIT(9)
#define AR40XX_PORT_VLAN1_PORT_TLS_MODE BIT(7)
#define AR40XX_PORT_VLAN1_PORT_VLAN_PROP BIT(6)
#define AR40XX_PORT_VLAN1_OUT_MODE BITS(12, 2)
#define AR40XX_PORT_VLAN1_OUT_MODE_S 12
#define AR40XX_PORT_VLAN1_OUT_MODE_UNMOD 0
#define AR40XX_PORT_VLAN1_OUT_MODE_UNTAG 1
#define AR40XX_PORT_VLAN1_OUT_MODE_TAG 2
#define AR40XX_PORT_VLAN1_OUT_MODE_UNTOUCH 3
#define AR40XX_REG_VTU_FUNC0 0x0610
#define AR40XX_VTU_FUNC0_EG_MODE BITS(4, 14)
#define AR40XX_VTU_FUNC0_EG_MODE_S(_i) (4 + (_i) * 2)
#define AR40XX_VTU_FUNC0_EG_MODE_KEEP 0
#define AR40XX_VTU_FUNC0_EG_MODE_UNTAG 1
#define AR40XX_VTU_FUNC0_EG_MODE_TAG 2
#define AR40XX_VTU_FUNC0_EG_MODE_NOT 3
#define AR40XX_VTU_FUNC0_IVL BIT(19)
#define AR40XX_VTU_FUNC0_VALID BIT(20)
#define AR40XX_REG_VTU_FUNC1 0x0614
#define AR40XX_VTU_FUNC1_OP BITS(0, 3)
#define AR40XX_VTU_FUNC1_OP_NOOP 0
#define AR40XX_VTU_FUNC1_OP_FLUSH 1
#define AR40XX_VTU_FUNC1_OP_LOAD 2
#define AR40XX_VTU_FUNC1_OP_PURGE 3
#define AR40XX_VTU_FUNC1_OP_REMOVE_PORT 4
#define AR40XX_VTU_FUNC1_OP_GET_NEXT 5
#define AR40XX7_VTU_FUNC1_OP_GET_ONE 6
#define AR40XX_VTU_FUNC1_FULL BIT(4)
#define AR40XX_VTU_FUNC1_PORT BIT(8, 4)
#define AR40XX_VTU_FUNC1_PORT_S 8
#define AR40XX_VTU_FUNC1_VID BIT(16, 12)
#define AR40XX_VTU_FUNC1_VID_S 16
#define AR40XX_VTU_FUNC1_BUSY BIT(31)
#define AR40XX_REG_FWD_CTRL0 0x620
#define AR40XX_FWD_CTRL0_CPU_PORT_EN BIT(10)
#define AR40XX_FWD_CTRL0_MIRROR_PORT BITS(4, 4)
#define AR40XX_FWD_CTRL0_MIRROR_PORT_S 4
#define AR40XX_REG_FWD_CTRL1 0x624
#define AR40XX_FWD_CTRL1_UC_FLOOD BITS(0, 7)
#define AR40XX_FWD_CTRL1_UC_FLOOD_S 0
#define AR40XX_FWD_CTRL1_MC_FLOOD BITS(8, 7)
#define AR40XX_FWD_CTRL1_MC_FLOOD_S 8
#define AR40XX_FWD_CTRL1_BC_FLOOD BITS(16, 7)
#define AR40XX_FWD_CTRL1_BC_FLOOD_S 16
#define AR40XX_FWD_CTRL1_IGMP BITS(24, 7)
#define AR40XX_FWD_CTRL1_IGMP_S 24
#define AR40XX_REG_PORT_LOOKUP(_i) (0x660 + (_i) * 0xc)
#define AR40XX_PORT_LOOKUP_MEMBER BITS(0, 7)
#define AR40XX_PORT_LOOKUP_IN_MODE BITS(8, 2)
#define AR40XX_PORT_LOOKUP_IN_MODE_S 8
#define AR40XX_PORT_LOOKUP_STATE BITS(16, 3)
#define AR40XX_PORT_LOOKUP_STATE_S 16
#define AR40XX_PORT_LOOKUP_LEARN BIT(20)
#define AR40XX_PORT_LOOKUP_LOOPBACK BIT(21)
#define AR40XX_PORT_LOOKUP_ING_MIRROR_EN BIT(25)
#define AR40XX_REG_ATU_FUNC 0x60c
#define AR40XX_ATU_FUNC_OP BITS(0, 4)
#define AR40XX_ATU_FUNC_OP_NOOP 0x0
#define AR40XX_ATU_FUNC_OP_FLUSH 0x1
#define AR40XX_ATU_FUNC_OP_LOAD 0x2
#define AR40XX_ATU_FUNC_OP_PURGE 0x3
#define AR40XX_ATU_FUNC_OP_FLUSH_LOCKED 0x4
#define AR40XX_ATU_FUNC_OP_FLUSH_UNICAST 0x5
#define AR40XX_ATU_FUNC_OP_GET_NEXT 0x6
#define AR40XX_ATU_FUNC_OP_SEARCH_MAC 0x7
#define AR40XX_ATU_FUNC_OP_CHANGE_TRUNK 0x8
#define AR40XX_ATU_FUNC_BUSY BIT(31)
#define AR40XX_REG_QM_DEBUG_ADDR 0x820
#define AR40XX_REG_QM_DEBUG_VALUE 0x824
#define AR40XX_REG_QM_PORT0_3_QNUM 0x1d
#define AR40XX_REG_QM_PORT4_6_QNUM 0x1e
#define AR40XX_REG_PORT_HOL_CTRL1(_i) (0x974 + (_i) * 0x8)
#define AR40XX_PORT_HOL_CTRL1_EG_MIRROR_EN BIT(16)
#define AR40XX_REG_PORT_FLOWCTRL_THRESH(_i) (0x9b0 + (_i) * 0x4)
#define AR40XX_PORT0_FC_THRESH_ON_DFLT 0x60
#define AR40XX_PORT0_FC_THRESH_OFF_DFLT 0x90
#define AR40XX_PHY_DEBUG_0 0
#define AR40XX_PHY_MANU_CTRL_EN BIT(12)
#define AR40XX_PHY_DEBUG_2 2
#define AR40XX_PHY_SPEC_STATUS 0x11
#define AR40XX_PHY_SPEC_STATUS_LINK BIT(10)
#define AR40XX_PHY_SPEC_STATUS_DUPLEX BIT(13)
#define AR40XX_PHY_SPEC_STATUS_SPEED BITS(14, 2)
/* port forwarding state */
enum {
AR40XX_PORT_STATE_DISABLED = 0,
AR40XX_PORT_STATE_BLOCK = 1,
AR40XX_PORT_STATE_LISTEN = 2,
AR40XX_PORT_STATE_LEARN = 3,
AR40XX_PORT_STATE_FORWARD = 4
};
/* ingress 802.1q mode */
enum {
AR40XX_IN_PORT_ONLY = 0,
AR40XX_IN_PORT_FALLBACK = 1,
AR40XX_IN_VLAN_ONLY = 2,
AR40XX_IN_SECURE = 3
};
/* egress 802.1q mode */
enum {
AR40XX_OUT_KEEP = 0,
AR40XX_OUT_STRIP_VLAN = 1,
AR40XX_OUT_ADD_VLAN = 2
};
/* port speed */
enum {
AR40XX_PORT_SPEED_10M = 0,
AR40XX_PORT_SPEED_100M = 1,
AR40XX_PORT_SPEED_1000M = 2,
AR40XX_PORT_SPEED_ERR = 3,
};
#define AR40XX_MIB_WORK_DELAY 2000 /* msecs */
#define AR40XX_QM_WORK_DELAY 100
#define AR40XX_MIB_FUNC_CAPTURE 0x3
#define AR40XX_REG_PORT_STATS_START 0x1000
#define AR40XX_REG_PORT_STATS_LEN 0x100
#define AR40XX_PORTS_ALL 0x3f
#define AR40XX_PSGMII_ID 5
#define AR40XX_PSGMII_CALB_NUM 100
#define AR40XX_MALIBU_PSGMII_MODE_CTRL 0x6d
#define AR40XX_MALIBU_PHY_PSGMII_MODE_CTRL_ADJUST_VAL 0x220c
#define AR40XX_MALIBU_PHY_MMD7_DAC_CTRL 0x801a
#define AR40XX_MALIBU_DAC_CTRL_MASK 0x380
#define AR40XX_MALIBU_DAC_CTRL_VALUE 0x280
#define AR40XX_MALIBU_PHY_RLP_CTRL 0x805a
#define AR40XX_PSGMII_TX_DRIVER_1_CTRL 0xb
#define AR40XX_MALIBU_PHY_PSGMII_REDUCE_SERDES_TX_AMP 0x8a
#define AR40XX_MALIBU_PHY_LAST_ADDR 4
static inline struct ar40xx_priv *
swdev_to_ar40xx(struct switch_dev *swdev)
{
return container_of(swdev, struct ar40xx_priv, dev);
}
#endif