xilinx/ll_temac: Move the Xilinx drivers

Move the Xilinx drivers into drivers/net/ethernet/xilinx/ and
make the necessary Kconfig and Makefile changes.

CC: John Williams <john.williams@petalogix.com>
CC: "David H. Lynch Jr." <dhlii@dlasys.net>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

1 files changed, 0 insertions, 385 deletions

diff --git a/drivers/net/ll_temac.h b/drivers/net/ll_temac.h
deleted file mode 100644
index 522abe2ff25..00000000000
--- a/drivers/net/ll_temac.h
+++ /dev/null
@@ -1,385 +0,0 @@
-
-#ifndef XILINX_LL_TEMAC_H
-#define XILINX_LL_TEMAC_H
-
-#include <linux/netdevice.h>
-#include <linux/of.h>
-#include <linux/spinlock.h>
-
-#ifdef CONFIG_PPC_DCR
-#include <asm/dcr.h>
-#include <asm/dcr-regs.h>
-#endif
-
-/* packet size info */
-#define XTE_HDR_SIZE			14      /* size of Ethernet header */
-#define XTE_TRL_SIZE			4       /* size of Ethernet trailer (FCS) */
-#define XTE_JUMBO_MTU			9000
-#define XTE_MAX_JUMBO_FRAME_SIZE	(XTE_JUMBO_MTU + XTE_HDR_SIZE + XTE_TRL_SIZE)
-
-/*  Configuration options */
-
-/*  Accept all incoming packets.
- *  This option defaults to disabled (cleared) */
-#define XTE_OPTION_PROMISC                      (1 << 0)
-/*  Jumbo frame support for Tx & Rx.
- *  This option defaults to disabled (cleared) */
-#define XTE_OPTION_JUMBO                        (1 << 1)
-/*  VLAN Rx & Tx frame support.
- *  This option defaults to disabled (cleared) */
-#define XTE_OPTION_VLAN                         (1 << 2)
-/*  Enable recognition of flow control frames on Rx
- *  This option defaults to enabled (set) */
-#define XTE_OPTION_FLOW_CONTROL                 (1 << 4)
-/*  Strip FCS and PAD from incoming frames.
- *  Note: PAD from VLAN frames is not stripped.
- *  This option defaults to disabled (set) */
-#define XTE_OPTION_FCS_STRIP                    (1 << 5)
-/*  Generate FCS field and add PAD automatically for outgoing frames.
- *  This option defaults to enabled (set) */
-#define XTE_OPTION_FCS_INSERT                   (1 << 6)
-/*  Enable Length/Type error checking for incoming frames. When this option is
-set, the MAC will filter frames that have a mismatched type/length field
-and if XTE_OPTION_REPORT_RXERR is set, the user is notified when these
-types of frames are encountered. When this option is cleared, the MAC will
-allow these types of frames to be received.
-This option defaults to enabled (set) */
-#define XTE_OPTION_LENTYPE_ERR                  (1 << 7)
-/*  Enable the transmitter.
- *  This option defaults to enabled (set) */
-#define XTE_OPTION_TXEN                         (1 << 11)
-/*  Enable the receiver
-*   This option defaults to enabled (set) */
-#define XTE_OPTION_RXEN                         (1 << 12)
-
-/*  Default options set when device is initialized or reset */
-#define XTE_OPTION_DEFAULTS                     \
-	(XTE_OPTION_TXEN |                          \
-	 XTE_OPTION_FLOW_CONTROL |                  \
-	 XTE_OPTION_RXEN)
-
-/* XPS_LL_TEMAC SDMA registers definition */
-
-#define TX_NXTDESC_PTR      0x00            /* r */
-#define TX_CURBUF_ADDR      0x01            /* r */
-#define TX_CURBUF_LENGTH    0x02            /* r */
-#define TX_CURDESC_PTR      0x03            /* rw */
-#define TX_TAILDESC_PTR     0x04            /* rw */
-#define TX_CHNL_CTRL        0x05            /* rw */
-/*
- 0:7      24:31       IRQTimeout
- 8:15     16:23       IRQCount
- 16:20    11:15       Reserved
- 21       10          0
- 22       9           UseIntOnEnd
- 23       8           LdIRQCnt
- 24       7           IRQEn
- 25:28    3:6         Reserved
- 29       2           IrqErrEn
- 30       1           IrqDlyEn
- 31       0           IrqCoalEn
-*/
-#define CHNL_CTRL_IRQ_IOE       (1 << 9)
-#define CHNL_CTRL_IRQ_EN        (1 << 7)
-#define CHNL_CTRL_IRQ_ERR_EN    (1 << 2)
-#define CHNL_CTRL_IRQ_DLY_EN    (1 << 1)
-#define CHNL_CTRL_IRQ_COAL_EN   (1 << 0)
-#define TX_IRQ_REG          0x06            /* rw */
-/*
-  0:7      24:31       DltTmrValue
- 8:15     16:23       ClscCntrValue
- 16:17    14:15       Reserved
- 18:21    10:13       ClscCnt
- 22:23    8:9         DlyCnt
- 24:28    3::7        Reserved
- 29       2           ErrIrq
- 30       1           DlyIrq
- 31       0           CoalIrq
- */
-#define TX_CHNL_STS         0x07            /* r */
-/*
-   0:9      22:31   Reserved
- 10       21      TailPErr
- 11       20      CmpErr
- 12       19      AddrErr
- 13       18      NxtPErr
- 14       17      CurPErr
- 15       16      BsyWr
- 16:23    8:15    Reserved
- 24       7       Error
- 25       6       IOE
- 26       5       SOE
- 27       4       Cmplt
- 28       3       SOP
- 29       2       EOP
- 30       1       EngBusy
- 31       0       Reserved
-*/
-
-#define RX_NXTDESC_PTR      0x08            /* r */
-#define RX_CURBUF_ADDR      0x09            /* r */
-#define RX_CURBUF_LENGTH    0x0a            /* r */
-#define RX_CURDESC_PTR      0x0b            /* rw */
-#define RX_TAILDESC_PTR     0x0c            /* rw */
-#define RX_CHNL_CTRL        0x0d            /* rw */
-/*
- 0:7      24:31       IRQTimeout
- 8:15     16:23       IRQCount
- 16:20    11:15       Reserved
- 21       10          0
- 22       9           UseIntOnEnd
- 23       8           LdIRQCnt
- 24       7           IRQEn
- 25:28    3:6         Reserved
- 29       2           IrqErrEn
- 30       1           IrqDlyEn
- 31       0           IrqCoalEn
- */
-#define RX_IRQ_REG          0x0e            /* rw */
-#define IRQ_COAL        (1 << 0)
-#define IRQ_DLY         (1 << 1)
-#define IRQ_ERR         (1 << 2)
-#define IRQ_DMAERR      (1 << 7)            /* this is not documented ??? */
-/*
- 0:7      24:31       DltTmrValue
- 8:15     16:23       ClscCntrValue
- 16:17    14:15       Reserved
- 18:21    10:13       ClscCnt
- 22:23    8:9         DlyCnt
- 24:28    3::7        Reserved
-*/
-#define RX_CHNL_STS         0x0f        /* r */
-#define CHNL_STS_ENGBUSY    (1 << 1)
-#define CHNL_STS_EOP        (1 << 2)
-#define CHNL_STS_SOP        (1 << 3)
-#define CHNL_STS_CMPLT      (1 << 4)
-#define CHNL_STS_SOE        (1 << 5)
-#define CHNL_STS_IOE        (1 << 6)
-#define CHNL_STS_ERR        (1 << 7)
-
-#define CHNL_STS_BSYWR      (1 << 16)
-#define CHNL_STS_CURPERR    (1 << 17)
-#define CHNL_STS_NXTPERR    (1 << 18)
-#define CHNL_STS_ADDRERR    (1 << 19)
-#define CHNL_STS_CMPERR     (1 << 20)
-#define CHNL_STS_TAILERR    (1 << 21)
-/*
- 0:9      22:31   Reserved
- 10       21      TailPErr
- 11       20      CmpErr
- 12       19      AddrErr
- 13       18      NxtPErr
- 14       17      CurPErr
- 15       16      BsyWr
- 16:23    8:15    Reserved
- 24       7       Error
- 25       6       IOE
- 26       5       SOE
- 27       4       Cmplt
- 28       3       SOP
- 29       2       EOP
- 30       1       EngBusy
- 31       0       Reserved
-*/
-
-#define DMA_CONTROL_REG             0x10            /* rw */
-#define DMA_CONTROL_RST                 (1 << 0)
-#define DMA_TAIL_ENABLE                 (1 << 2)
-
-/* XPS_LL_TEMAC direct registers definition */
-
-#define XTE_RAF0_OFFSET              0x00
-#define RAF0_RST                        (1 << 0)
-#define RAF0_MCSTREJ                    (1 << 1)
-#define RAF0_BCSTREJ                    (1 << 2)
-#define XTE_TPF0_OFFSET              0x04
-#define XTE_IFGP0_OFFSET             0x08
-#define XTE_ISR0_OFFSET              0x0c
-#define ISR0_HARDACSCMPLT               (1 << 0)
-#define ISR0_AUTONEG                    (1 << 1)
-#define ISR0_RXCMPLT                    (1 << 2)
-#define ISR0_RXREJ                      (1 << 3)
-#define ISR0_RXFIFOOVR                  (1 << 4)
-#define ISR0_TXCMPLT                    (1 << 5)
-#define ISR0_RXDCMLCK                   (1 << 6)
-
-#define XTE_IPR0_OFFSET              0x10
-#define XTE_IER0_OFFSET              0x14
-
-#define XTE_MSW0_OFFSET              0x20
-#define XTE_LSW0_OFFSET              0x24
-#define XTE_CTL0_OFFSET              0x28
-#define XTE_RDY0_OFFSET              0x2c
-
-#define XTE_RSE_MIIM_RR_MASK      0x0002
-#define XTE_RSE_MIIM_WR_MASK      0x0004
-#define XTE_RSE_CFG_RR_MASK       0x0020
-#define XTE_RSE_CFG_WR_MASK       0x0040
-#define XTE_RDY0_HARD_ACS_RDY_MASK  (0x10000)
-
-/* XPS_LL_TEMAC indirect registers offset definition */
-
-#define	XTE_RXC0_OFFSET			0x00000200 /* Rx configuration word 0 */
-#define	XTE_RXC1_OFFSET			0x00000240 /* Rx configuration word 1 */
-#define XTE_RXC1_RXRST_MASK		(1 << 31)  /* Receiver reset */
-#define XTE_RXC1_RXJMBO_MASK		(1 << 30)  /* Jumbo frame enable */
-#define XTE_RXC1_RXFCS_MASK		(1 << 29)  /* FCS not stripped */
-#define XTE_RXC1_RXEN_MASK		(1 << 28)  /* Receiver enable */
-#define XTE_RXC1_RXVLAN_MASK		(1 << 27)  /* VLAN enable */
-#define XTE_RXC1_RXHD_MASK		(1 << 26)  /* Half duplex */
-#define XTE_RXC1_RXLT_MASK		(1 << 25)  /* Length/type check disable */
-
-#define XTE_TXC_OFFSET			0x00000280 /*  Tx configuration */
-#define XTE_TXC_TXRST_MASK		(1 << 31)  /* Transmitter reset */
-#define XTE_TXC_TXJMBO_MASK		(1 << 30)  /* Jumbo frame enable */
-#define XTE_TXC_TXFCS_MASK		(1 << 29)  /* Generate FCS */
-#define XTE_TXC_TXEN_MASK		(1 << 28)  /* Transmitter enable */
-#define XTE_TXC_TXVLAN_MASK		(1 << 27)  /* VLAN enable */
-#define XTE_TXC_TXHD_MASK		(1 << 26)  /* Half duplex */
-
-#define XTE_FCC_OFFSET			0x000002C0 /* Flow control config */
-#define XTE_FCC_RXFLO_MASK		(1 << 29)  /* Rx flow control enable */
-#define XTE_FCC_TXFLO_MASK		(1 << 30)  /* Tx flow control enable */
-
-#define XTE_EMCFG_OFFSET		0x00000300 /* EMAC configuration */
-#define XTE_EMCFG_LINKSPD_MASK		0xC0000000 /* Link speed */
-#define XTE_EMCFG_HOSTEN_MASK		(1 << 26)  /* Host interface enable */
-#define XTE_EMCFG_LINKSPD_10		0x00000000 /* 10 Mbit LINKSPD_MASK */
-#define XTE_EMCFG_LINKSPD_100		(1 << 30)  /* 100 Mbit LINKSPD_MASK */
-#define XTE_EMCFG_LINKSPD_1000		(1 << 31)  /* 1000 Mbit LINKSPD_MASK */
-
-#define XTE_GMIC_OFFSET			0x00000320 /* RGMII/SGMII config */
-#define XTE_MC_OFFSET			0x00000340 /* MDIO configuration */
-#define XTE_UAW0_OFFSET			0x00000380 /* Unicast address word 0 */
-#define XTE_UAW1_OFFSET			0x00000384 /* Unicast address word 1 */
-
-#define XTE_MAW0_OFFSET			0x00000388 /* Multicast addr word 0 */
-#define XTE_MAW1_OFFSET			0x0000038C /* Multicast addr word 1 */
-#define XTE_AFM_OFFSET			0x00000390 /* Promiscuous mode */
-#define XTE_AFM_EPPRM_MASK		(1 << 31)  /* Promiscuous mode enable */
-
-/* Interrupt Request status */
-#define XTE_TIS_OFFSET			0x000003A0
-#define TIS_FRIS			(1 << 0)
-#define TIS_MRIS			(1 << 1)
-#define TIS_MWIS			(1 << 2)
-#define TIS_ARIS			(1 << 3)
-#define TIS_AWIS			(1 << 4)
-#define TIS_CRIS			(1 << 5)
-#define TIS_CWIS			(1 << 6)
-
-#define XTE_TIE_OFFSET			0x000003A4 /* Interrupt enable */
-
-/**  MII Mamagement Control register (MGTCR) */
-#define XTE_MGTDR_OFFSET		0x000003B0 /* MII data */
-#define XTE_MIIMAI_OFFSET		0x000003B4 /* MII control */
-
-#define CNTLREG_WRITE_ENABLE_MASK   0x8000
-#define CNTLREG_EMAC1SEL_MASK       0x0400
-#define CNTLREG_ADDRESSCODE_MASK    0x03ff
-
-/* CDMAC descriptor status bit definitions */
-
-#define STS_CTRL_APP0_ERR         (1 << 31)
-#define STS_CTRL_APP0_IRQONEND    (1 << 30)
-/* undoccumented */
-#define STS_CTRL_APP0_STOPONEND   (1 << 29)
-#define STS_CTRL_APP0_CMPLT       (1 << 28)
-#define STS_CTRL_APP0_SOP         (1 << 27)
-#define STS_CTRL_APP0_EOP         (1 << 26)
-#define STS_CTRL_APP0_ENGBUSY     (1 << 25)
-/* undocumented */
-#define STS_CTRL_APP0_ENGRST      (1 << 24)
-
-#define TX_CONTROL_CALC_CSUM_MASK   1
-
-#define MULTICAST_CAM_TABLE_NUM 4
-
-/* TEMAC Synthesis features */
-#define TEMAC_FEATURE_RX_CSUM  (1 << 0)
-#define TEMAC_FEATURE_TX_CSUM  (1 << 1)
-
-/* TX/RX CURDESC_PTR points to first descriptor */
-/* TX/RX TAILDESC_PTR points to last descriptor in linked list */
-
-/**
- * struct cdmac_bd - LocalLink buffer descriptor format
- *
- * app0 bits:
- *	0    Error
- *	1    IrqOnEnd    generate an interrupt at completion of DMA  op
- *	2    reserved
- *	3    completed   Current descriptor completed
- *	4    SOP         TX - marks first desc/ RX marks first desct
- *	5    EOP         TX marks last desc/RX marks last desc
- *	6    EngBusy     DMA is processing
- *	7    reserved
- *	8:31 application specific
- */
-struct cdmac_bd {
-	u32 next;	/* Physical address of next buffer descriptor */
-	u32 phys;
-	u32 len;
-	u32 app0;
-	u32 app1;	/* TX start << 16 | insert */
-	u32 app2;	/* TX csum */
-	u32 app3;
-	u32 app4;	/* skb for TX length for RX */
-};
-
-struct temac_local {
-	struct net_device *ndev;
-	struct device *dev;
-
-	/* Connection to PHY device */
-	struct phy_device *phy_dev;	/* Pointer to PHY device */
-	struct device_node *phy_node;
-
-	/* MDIO bus data */
-	struct mii_bus *mii_bus;	/* MII bus reference */
-	int mdio_irqs[PHY_MAX_ADDR];	/* IRQs table for MDIO bus */
-
-	/* IO registers, dma functions and IRQs */
-	void __iomem *regs;
-	void __iomem *sdma_regs;
-#ifdef CONFIG_PPC_DCR
-	dcr_host_t sdma_dcrs;
-#endif
-	u32 (*dma_in)(struct temac_local *, int);
-	void (*dma_out)(struct temac_local *, int, u32);
-
-	int tx_irq;
-	int rx_irq;
-	int emac_num;
-
-	struct sk_buff **rx_skb;
-	spinlock_t rx_lock;
-	struct mutex indirect_mutex;
-	u32 options;			/* Current options word */
-	int last_link;
-	unsigned int temac_features;
-
-	/* Buffer descriptors */
-	struct cdmac_bd *tx_bd_v;
-	dma_addr_t tx_bd_p;
-	struct cdmac_bd *rx_bd_v;
-	dma_addr_t rx_bd_p;
-	int tx_bd_ci;
-	int tx_bd_next;
-	int tx_bd_tail;
-	int rx_bd_ci;
-};
-
-/* xilinx_temac.c */
-u32 temac_ior(struct temac_local *lp, int offset);
-void temac_iow(struct temac_local *lp, int offset, u32 value);
-int temac_indirect_busywait(struct temac_local *lp);
-u32 temac_indirect_in32(struct temac_local *lp, int reg);
-void temac_indirect_out32(struct temac_local *lp, int reg, u32 value);
-
-
-/* xilinx_temac_mdio.c */
-int temac_mdio_setup(struct temac_local *lp, struct device_node *np);
-void temac_mdio_teardown(struct temac_local *lp);
-
-#endif /* XILINX_LL_TEMAC_H */