/*
- * Copyright (C) Freescale Semicondutor, Inc. 2006. All rights reserved.
+ * Copyright (C) Freescale Semicondutor, Inc. 2006-2009. All rights reserved.
*
* Author: Shlomi Gridish <gridish@freescale.com>
*
#include <linux/kernel.h>
#include <linux/list.h>
-#include <linux/fsl_devices.h>
#include <asm/immap_qe.h>
#include <asm/qe.h>
#include <asm/ucc.h>
#include <asm/ucc_fast.h>
+#define DRV_DESC "QE UCC Gigabit Ethernet Controller"
+#define DRV_NAME "ucc_geth"
+#define DRV_VERSION "1.1"
+
#define NUM_TX_QUEUES 8
#define NUM_RX_QUEUES 8
#define NUM_BDS_IN_PREFETCHED_BDS 4
#define ENET_INIT_PARAM_MAX_ENTRIES_RX 9
#define ENET_INIT_PARAM_MAX_ENTRIES_TX 8
-struct ucc_mii_mng {
- u32 miimcfg; /* MII management configuration reg */
- u32 miimcom; /* MII management command reg */
- u32 miimadd; /* MII management address reg */
- u32 miimcon; /* MII management control reg */
- u32 miimstat; /* MII management status reg */
- u32 miimind; /* MII management indication reg */
-} __attribute__ ((packed));
-
struct ucc_geth {
struct ucc_fast uccf;
+ u8 res0[0x100 - sizeof(struct ucc_fast)];
u32 maccfg1; /* mac configuration reg. 1 */
u32 maccfg2; /* mac configuration reg. 2 */
u32 ipgifg; /* interframe gap reg. */
u32 hafdup; /* half-duplex reg. */
u8 res1[0x10];
- struct ucc_mii_mng miimng; /* MII management structure */
+ u8 miimng[0x18]; /* MII management structure moved to _mii.h */
u32 ifctl; /* interface control reg */
u32 ifstat; /* interface statux reg */
u32 macstnaddr1; /* mac station address part 1 reg */
boundary */
/* UCC GETH Event Register */
-#define UCCE_MPD 0x80000000 /* Magic packet
- detection */
-#define UCCE_SCAR 0x40000000
-#define UCCE_GRA 0x20000000 /* Tx graceful
- stop
- complete */
-#define UCCE_CBPR 0x10000000
-#define UCCE_BSY 0x08000000
-#define UCCE_RXC 0x04000000
-#define UCCE_TXC 0x02000000
-#define UCCE_TXE 0x01000000
-#define UCCE_TXB7 0x00800000
-#define UCCE_TXB6 0x00400000
-#define UCCE_TXB5 0x00200000
-#define UCCE_TXB4 0x00100000
-#define UCCE_TXB3 0x00080000
-#define UCCE_TXB2 0x00040000
-#define UCCE_TXB1 0x00020000
-#define UCCE_TXB0 0x00010000
-#define UCCE_RXB7 0x00008000
-#define UCCE_RXB6 0x00004000
-#define UCCE_RXB5 0x00002000
-#define UCCE_RXB4 0x00001000
-#define UCCE_RXB3 0x00000800
-#define UCCE_RXB2 0x00000400
-#define UCCE_RXB1 0x00000200
-#define UCCE_RXB0 0x00000100
-#define UCCE_RXF7 0x00000080
-#define UCCE_RXF6 0x00000040
-#define UCCE_RXF5 0x00000020
-#define UCCE_RXF4 0x00000010
-#define UCCE_RXF3 0x00000008
-#define UCCE_RXF2 0x00000004
-#define UCCE_RXF1 0x00000002
-#define UCCE_RXF0 0x00000001
-
-#define UCCE_RXBF_SINGLE_MASK (UCCE_RXF0)
-#define UCCE_TXBF_SINGLE_MASK (UCCE_TXB0)
-
-#define UCCE_TXB (UCCE_TXB7 | UCCE_TXB6 | UCCE_TXB5 | UCCE_TXB4 |\
- UCCE_TXB3 | UCCE_TXB2 | UCCE_TXB1 | UCCE_TXB0)
-#define UCCE_RXB (UCCE_RXB7 | UCCE_RXB6 | UCCE_RXB5 | UCCE_RXB4 |\
- UCCE_RXB3 | UCCE_RXB2 | UCCE_RXB1 | UCCE_RXB0)
-#define UCCE_RXF (UCCE_RXF7 | UCCE_RXF6 | UCCE_RXF5 | UCCE_RXF4 |\
- UCCE_RXF3 | UCCE_RXF2 | UCCE_RXF1 | UCCE_RXF0)
-#define UCCE_OTHER (UCCE_SCAR | UCCE_GRA | UCCE_CBPR | UCCE_BSY |\
- UCCE_RXC | UCCE_TXC | UCCE_TXE)
-
-/* UCC GETH UPSMR (Protocol Specific Mode Register) */
-#define UPSMR_ECM 0x04000000 /* Enable CAM
- Miss or
- Enable
- Filtering
- Miss */
-#define UPSMR_HSE 0x02000000 /* Hardware
- Statistics
- Enable */
-#define UPSMR_PRO 0x00400000 /* Promiscuous*/
-#define UPSMR_CAP 0x00200000 /* CAM polarity
- */
-#define UPSMR_RSH 0x00100000 /* Receive
- Short Frames
- */
-#define UPSMR_RPM 0x00080000 /* Reduced Pin
- Mode
- interfaces */
-#define UPSMR_R10M 0x00040000 /* RGMII/RMII
- 10 Mode */
-#define UPSMR_RLPB 0x00020000 /* RMII
- Loopback
- Mode */
-#define UPSMR_TBIM 0x00010000 /* Ten-bit
- Interface
- Mode */
-#define UPSMR_RMM 0x00001000 /* RMII/RGMII
- Mode */
-#define UPSMR_CAM 0x00000400 /* CAM Address
- Matching */
-#define UPSMR_BRO 0x00000200 /* Broadcast
- Address */
-#define UPSMR_RES1 0x00002000 /* Reserved
- feild - must
- be 1 */
+#define UCCE_TXB (UCC_GETH_UCCE_TXB7 | UCC_GETH_UCCE_TXB6 | \
+ UCC_GETH_UCCE_TXB5 | UCC_GETH_UCCE_TXB4 | \
+ UCC_GETH_UCCE_TXB3 | UCC_GETH_UCCE_TXB2 | \
+ UCC_GETH_UCCE_TXB1 | UCC_GETH_UCCE_TXB0)
+
+#define UCCE_RXB (UCC_GETH_UCCE_RXB7 | UCC_GETH_UCCE_RXB6 | \
+ UCC_GETH_UCCE_RXB5 | UCC_GETH_UCCE_RXB4 | \
+ UCC_GETH_UCCE_RXB3 | UCC_GETH_UCCE_RXB2 | \
+ UCC_GETH_UCCE_RXB1 | UCC_GETH_UCCE_RXB0)
+
+#define UCCE_RXF (UCC_GETH_UCCE_RXF7 | UCC_GETH_UCCE_RXF6 | \
+ UCC_GETH_UCCE_RXF5 | UCC_GETH_UCCE_RXF4 | \
+ UCC_GETH_UCCE_RXF3 | UCC_GETH_UCCE_RXF2 | \
+ UCC_GETH_UCCE_RXF1 | UCC_GETH_UCCE_RXF0)
+
+#define UCCE_OTHER (UCC_GETH_UCCE_SCAR | UCC_GETH_UCCE_GRA | \
+ UCC_GETH_UCCE_CBPR | UCC_GETH_UCCE_BSY | \
+ UCC_GETH_UCCE_RXC | UCC_GETH_UCCE_TXC | UCC_GETH_UCCE_TXE)
+
+#define UCCE_RX_EVENTS (UCCE_RXF | UCC_GETH_UCCE_BSY)
+#define UCCE_TX_EVENTS (UCCE_TXB | UCC_GETH_UCCE_TXE)
+
+/* TBI defines */
+#define ENET_TBI_MII_CR 0x00 /* Control */
+#define ENET_TBI_MII_SR 0x01 /* Status */
+#define ENET_TBI_MII_ANA 0x04 /* AN advertisement */
+#define ENET_TBI_MII_ANLPBPA 0x05 /* AN link partner base page ability */
+#define ENET_TBI_MII_ANEX 0x06 /* AN expansion */
+#define ENET_TBI_MII_ANNPT 0x07 /* AN next page transmit */
+#define ENET_TBI_MII_ANLPANP 0x08 /* AN link partner ability next page */
+#define ENET_TBI_MII_EXST 0x0F /* Extended status */
+#define ENET_TBI_MII_JD 0x10 /* Jitter diagnostics */
+#define ENET_TBI_MII_TBICON 0x11 /* TBI control */
+
+/* TBI MDIO register bit fields*/
+#define TBISR_LSTATUS 0x0004
+#define TBICON_CLK_SELECT 0x0020
+#define TBIANA_ASYMMETRIC_PAUSE 0x0100
+#define TBIANA_SYMMETRIC_PAUSE 0x0080
+#define TBIANA_HALF_DUPLEX 0x0040
+#define TBIANA_FULL_DUPLEX 0x0020
+#define TBICR_PHY_RESET 0x8000
+#define TBICR_ANEG_ENABLE 0x1000
+#define TBICR_RESTART_ANEG 0x0200
+#define TBICR_FULL_DUPLEX 0x0100
+#define TBICR_SPEED1_SET 0x0040
+
+#define TBIANA_SETTINGS ( \
+ TBIANA_ASYMMETRIC_PAUSE \
+ | TBIANA_SYMMETRIC_PAUSE \
+ | TBIANA_FULL_DUPLEX \
+ )
+#define TBICR_SETTINGS ( \
+ TBICR_PHY_RESET \
+ | TBICR_ANEG_ENABLE \
+ | TBICR_FULL_DUPLEX \
+ | TBICR_SPEED1_SET \
+ )
/* UCC GETH MACCFG1 (MAC Configuration 1 Register) */
#define MACCFG1_FLOW_RX 0x00000020 /* Flow Control
#define UCCS_MPD 0x01 /* Magic Packet
Detected */
-/* UCC GETH MIIMCFG (MII Management Configuration Register) */
-#define MIIMCFG_RESET_MANAGEMENT 0x80000000 /* Reset
- management */
-#define MIIMCFG_NO_PREAMBLE 0x00000010 /* Preamble
- suppress */
-#define MIIMCFG_CLOCK_DIVIDE_SHIFT (31 - 31) /* clock divide
- << shift */
-#define MIIMCFG_CLOCK_DIVIDE_MAX 0xf /* clock divide max val
- */
-#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_2 0x00000000 /* divide by 2 */
-#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_4 0x00000001 /* divide by 4 */
-#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_6 0x00000002 /* divide by 6 */
-#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_8 0x00000003 /* divide by 8 */
-#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_10 0x00000004 /* divide by 10
- */
-#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_14 0x00000005 /* divide by 14
- */
-#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_16 0x00000008 /* divide by 16
- */
-#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_20 0x00000006 /* divide by 20
- */
-#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_28 0x00000007 /* divide by 28
- */
-#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_32 0x00000009 /* divide by 32
- */
-#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_48 0x0000000a /* divide by 48
- */
-#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_64 0x0000000b /* divide by 64
- */
-#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_80 0x0000000c /* divide by 80
- */
-#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_112 0x0000000d /* divide by
- 112 */
-#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_160 0x0000000e /* divide by
- 160 */
-#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_224 0x0000000f /* divide by
- 224 */
-
-/* UCC GETH MIIMCOM (MII Management Command Register) */
-#define MIIMCOM_SCAN_CYCLE 0x00000002 /* Scan cycle */
-#define MIIMCOM_READ_CYCLE 0x00000001 /* Read cycle */
-
-/* UCC GETH MIIMADD (MII Management Address Register) */
-#define MIIMADD_PHY_ADDRESS_SHIFT (31 - 23) /* PHY Address
- << shift */
-#define MIIMADD_PHY_REGISTER_SHIFT (31 - 31) /* PHY Register
- << shift */
-
-/* UCC GETH MIIMCON (MII Management Control Register) */
-#define MIIMCON_PHY_CONTROL_SHIFT (31 - 31) /* PHY Control
- << shift */
-#define MIIMCON_PHY_STATUS_SHIFT (31 - 31) /* PHY Status
- << shift */
-
-/* UCC GETH MIIMIND (MII Management Indicator Register) */
-#define MIIMIND_NOT_VALID 0x00000004 /* Not valid */
-#define MIIMIND_SCAN 0x00000002 /* Scan in
- progress */
-#define MIIMIND_BUSY 0x00000001
-
/* UCC GETH IFSTAT (Interface Status Register) */
#define IFSTAT_EXCESS_DEFER 0x00000200 /* Excessive
transmission
u32 iaddr_l; /* individual address filter, low */
u32 gaddr_h; /* group address filter, high */
u32 gaddr_l; /* group address filter, low */
- struct ucc_geth_82xx_enet_address taddr;
- struct ucc_geth_82xx_enet_address paddr[NUM_OF_PADDRS];
+ struct ucc_geth_82xx_enet_address __iomem taddr;
+ struct ucc_geth_82xx_enet_address __iomem paddr[NUM_OF_PADDRS];
u8 res0[0x40 - 0x38];
} __attribute__ ((packed));
#define UCC_GETH_SCHEDULER_ALIGNMENT 4 /* This is a guess */
#define UCC_GETH_TX_STATISTICS_ALIGNMENT 4 /* This is a guess */
#define UCC_GETH_RX_STATISTICS_ALIGNMENT 4 /* This is a guess */
-#define UCC_GETH_RX_INTERRUPT_COALESCING_ALIGNMENT 4 /* This is a
- guess */
+#define UCC_GETH_RX_INTERRUPT_COALESCING_ALIGNMENT 64
#define UCC_GETH_RX_BD_QUEUES_ALIGNMENT 8 /* This is a guess */
#define UCC_GETH_RX_PREFETCHED_BDS_ALIGNMENT 128 /* This is a guess */
#define UCC_GETH_RX_EXTENDED_FILTERING_GLOBAL_PARAMETERS_ALIGNMENT 4 /* This
#define UCC_GETH_TX_VTAG_TABLE_ENTRY_MAX 8
#define UCC_GETH_RX_BD_RING_SIZE_MIN 8
#define UCC_GETH_TX_BD_RING_SIZE_MIN 2
+#define UCC_GETH_BD_RING_SIZE_MAX 0xffff
#define UCC_GETH_SIZE_OF_BD QE_SIZEOF_BD
/* Driver definitions */
#define TX_BD_RING_LEN 0x10
#define RX_BD_RING_LEN 0x10
-#define UCC_GETH_DEV_WEIGHT TX_BD_RING_LEN
#define TX_RING_MOD_MASK(size) (size-1)
#define RX_RING_MOD_MASK(size) (size-1)
#define UCC_GETH_REMODER_INIT 0 /* bits that must be
set */
#define UCC_GETH_TEMODER_INIT 0xC000 /* bits that must */
-#define UCC_GETH_UPSMR_INIT (UPSMR_RES1) /* Start value
- for this
- register */
+
+/* Initial value for UPSMR */
+#define UCC_GETH_UPSMR_INIT UCC_GETH_UPSMR_RES1
+
#define UCC_GETH_MACCFG1_INIT 0
#define UCC_GETH_MACCFG2_INIT (MACCFG2_RESERVED_1)
-#define UCC_GETH_MIIMCFG_MNGMNT_CLC_DIV_INIT \
- (MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_112)
-
-/* Ethernet speed */
-enum enet_speed {
- ENET_SPEED_10BT, /* 10 Base T */
- ENET_SPEED_100BT, /* 100 Base T */
- ENET_SPEED_1000BT /* 1000 Base T */
-};
/* Ethernet Address Type. */
enum enet_addr_type {
ENET_ADDR_TYPE_BROADCAST
};
-/* TBI / MII Set Register */
-enum enet_tbi_mii_reg {
- ENET_TBI_MII_CR = 0x00, /* Control (CR ) */
- ENET_TBI_MII_SR = 0x01, /* Status (SR ) */
- ENET_TBI_MII_ANA = 0x04, /* AN advertisement (ANA ) */
- ENET_TBI_MII_ANLPBPA = 0x05, /* AN link partner base page ability
- (ANLPBPA) */
- ENET_TBI_MII_ANEX = 0x06, /* AN expansion (ANEX ) */
- ENET_TBI_MII_ANNPT = 0x07, /* AN next page transmit (ANNPT ) */
- ENET_TBI_MII_ANLPANP = 0x08, /* AN link partner ability next page
- (ANLPANP) */
- ENET_TBI_MII_EXST = 0x0F, /* Extended status (EXST ) */
- ENET_TBI_MII_JD = 0x10, /* Jitter diagnostics (JD ) */
- ENET_TBI_MII_TBICON = 0x11 /* TBI control (TBICON ) */
-};
-
/* UCC GETH 82xx Ethernet Address Recognition Location */
enum ucc_geth_enet_address_recognition_location {
UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_STATION_ADDRESS,/* station
int bro;
int ecm;
int receiveFlowControl;
+ int transmitFlowControl;
u8 maxGroupAddrInHash;
u8 maxIndAddrInHash;
u8 prel;
u32 eventRegMask;
u16 pausePeriod;
u16 extensionField;
- u8 phy_address;
- u32 board_flags;
- u32 phy_interrupt;
+ struct device_node *phy_node;
+ struct device_node *tbi_node;
u8 weightfactor[NUM_TX_QUEUES];
u8 interruptcoalescingmaxvalue[NUM_RX_QUEUES];
u8 l2qt[UCC_GETH_VLAN_PRIORITY_MAX];
u8 iphoffset[TX_IP_OFFSET_ENTRY_MAX];
u16 bdRingLenTx[NUM_TX_QUEUES];
u16 bdRingLenRx[NUM_RX_QUEUES];
- enum enet_interface enet_interface;
enum ucc_geth_num_of_station_addresses numStationAddresses;
enum qe_fltr_largest_external_tbl_lookup_key_size
largestexternallookupkeysize;
enum ucc_geth_maccfg2_pad_and_crc_mode padAndCrc;
enum ucc_geth_num_of_threads numThreadsTx;
enum ucc_geth_num_of_threads numThreadsRx;
- enum qe_risc_allocation riscTx;
- enum qe_risc_allocation riscRx;
+ unsigned int riscTx;
+ unsigned int riscRx;
};
/* structure representing UCC GETH */
struct ucc_geth_private {
struct ucc_geth_info *ug_info;
struct ucc_fast_private *uccf;
- struct net_device *dev;
- struct net_device_stats stats; /* linux network statistics */
- struct ucc_geth *ug_regs;
+ struct device *dev;
+ struct net_device *ndev;
+ struct napi_struct napi;
+ struct work_struct timeout_work;
+ struct ucc_geth __iomem *ug_regs;
struct ucc_geth_init_pram *p_init_enet_param_shadow;
- struct ucc_geth_exf_global_pram *p_exf_glbl_param;
+ struct ucc_geth_exf_global_pram __iomem *p_exf_glbl_param;
u32 exf_glbl_param_offset;
- struct ucc_geth_rx_global_pram *p_rx_glbl_pram;
+ struct ucc_geth_rx_global_pram __iomem *p_rx_glbl_pram;
u32 rx_glbl_pram_offset;
- struct ucc_geth_tx_global_pram *p_tx_glbl_pram;
+ struct ucc_geth_tx_global_pram __iomem *p_tx_glbl_pram;
u32 tx_glbl_pram_offset;
- struct ucc_geth_send_queue_mem_region *p_send_q_mem_reg;
+ struct ucc_geth_send_queue_mem_region __iomem *p_send_q_mem_reg;
u32 send_q_mem_reg_offset;
- struct ucc_geth_thread_data_tx *p_thread_data_tx;
+ struct ucc_geth_thread_data_tx __iomem *p_thread_data_tx;
u32 thread_dat_tx_offset;
- struct ucc_geth_thread_data_rx *p_thread_data_rx;
+ struct ucc_geth_thread_data_rx __iomem *p_thread_data_rx;
u32 thread_dat_rx_offset;
- struct ucc_geth_scheduler *p_scheduler;
+ struct ucc_geth_scheduler __iomem *p_scheduler;
u32 scheduler_offset;
- struct ucc_geth_tx_firmware_statistics_pram *p_tx_fw_statistics_pram;
+ struct ucc_geth_tx_firmware_statistics_pram __iomem *p_tx_fw_statistics_pram;
u32 tx_fw_statistics_pram_offset;
- struct ucc_geth_rx_firmware_statistics_pram *p_rx_fw_statistics_pram;
+ struct ucc_geth_rx_firmware_statistics_pram __iomem *p_rx_fw_statistics_pram;
u32 rx_fw_statistics_pram_offset;
- struct ucc_geth_rx_interrupt_coalescing_table *p_rx_irq_coalescing_tbl;
+ struct ucc_geth_rx_interrupt_coalescing_table __iomem *p_rx_irq_coalescing_tbl;
u32 rx_irq_coalescing_tbl_offset;
- struct ucc_geth_rx_bd_queues_entry *p_rx_bd_qs_tbl;
+ struct ucc_geth_rx_bd_queues_entry __iomem *p_rx_bd_qs_tbl;
u32 rx_bd_qs_tbl_offset;
- u8 *p_tx_bd_ring[NUM_TX_QUEUES];
+ u8 __iomem *p_tx_bd_ring[NUM_TX_QUEUES];
u32 tx_bd_ring_offset[NUM_TX_QUEUES];
- u8 *p_rx_bd_ring[NUM_RX_QUEUES];
+ u8 __iomem *p_rx_bd_ring[NUM_RX_QUEUES];
u32 rx_bd_ring_offset[NUM_RX_QUEUES];
- u8 *confBd[NUM_TX_QUEUES];
- u8 *txBd[NUM_TX_QUEUES];
- u8 *rxBd[NUM_RX_QUEUES];
+ u8 __iomem *confBd[NUM_TX_QUEUES];
+ u8 __iomem *txBd[NUM_TX_QUEUES];
+ u8 __iomem *rxBd[NUM_RX_QUEUES];
int badFrame[NUM_RX_QUEUES];
u16 cpucount[NUM_TX_QUEUES];
- volatile u16 *p_cpucount[NUM_TX_QUEUES];
+ u16 __iomem *p_cpucount[NUM_TX_QUEUES];
int indAddrRegUsed[NUM_OF_PADDRS];
u8 paddr[NUM_OF_PADDRS][ENET_NUM_OCTETS_PER_ADDRESS]; /* ethernet address */
u8 numGroupAddrInHash;
/* index of the first skb which hasn't been transmitted yet. */
u16 skb_dirtytx[NUM_TX_QUEUES];
- struct work_struct tq;
- struct timer_list phy_info_timer;
+ struct sk_buff_head rx_recycle;
+
struct ugeth_mii_info *mii_info;
+ struct phy_device *phydev;
+ phy_interface_t phy_interface;
+ int max_speed;
+ uint32_t msg_enable;
int oldspeed;
int oldduplex;
int oldlink;
+ int wol_en;
+
+ struct device_node *node;
};
+void uec_set_ethtool_ops(struct net_device *netdev);
+int init_flow_control_params(u32 automatic_flow_control_mode,
+ int rx_flow_control_enable, int tx_flow_control_enable,
+ u16 pause_period, u16 extension_field,
+ u32 __iomem *upsmr_register, u32 __iomem *uempr_register,
+ u32 __iomem *maccfg1_register);
+
+
#endif /* __UCC_GETH_H__ */
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