]> git.sur5r.net Git - u-boot/commitdiff
net: emaclite: Move driver to DM
authorMichal Simek <michal.simek@xilinx.com>
Thu, 10 Dec 2015 16:15:52 +0000 (17:15 +0100)
committerMichal Simek <michal.simek@xilinx.com>
Wed, 27 Jan 2016 14:55:52 +0000 (15:55 +0100)
Move driver to DM.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
board/xilinx/microblaze-generic/microblaze-generic.c
board/xilinx/zynq/board.c
configs/microblaze-generic_defconfig
drivers/net/xilinx_emaclite.c
include/netdev.h

index a3122da9acaa79eeae92a23fd673c2304b6c02ba..0e7509d288cebefbec6d61b502cda8e4fe80d6a8 100644 (file)
@@ -12,7 +12,6 @@
 #include <common.h>
 #include <config.h>
 #include <fdtdec.h>
-#include <netdev.h>
 #include <asm/processor.h>
 #include <asm/microblaze_intc.h>
 #include <asm/asm.h>
@@ -100,23 +99,3 @@ void board_init(void)
 {
        gpio_init();
 }
-
-int board_eth_init(bd_t *bis)
-{
-       int ret = 0;
-
-#if defined(CONFIG_XILINX_EMACLITE) && defined(XILINX_EMACLITE_BASEADDR)
-       u32 txpp = 0;
-       u32 rxpp = 0;
-# ifdef CONFIG_XILINX_EMACLITE_TX_PING_PONG
-       txpp = 1;
-# endif
-# ifdef CONFIG_XILINX_EMACLITE_RX_PING_PONG
-       rxpp = 1;
-# endif
-       ret |= xilinx_emaclite_initialize(bis, XILINX_EMACLITE_BASEADDR,
-                       txpp, rxpp);
-#endif
-
-       return ret;
-}
index 427e75485deb9e10fc9152c0f16bbf9bc46f44f1..e89b05dffb4cb323eaf3141a7e2b740212287f93 100644 (file)
@@ -8,7 +8,6 @@
 #include <fdtdec.h>
 #include <fpga.h>
 #include <mmc.h>
-#include <netdev.h>
 #include <zynqpl.h>
 #include <asm/arch/hardware.h>
 #include <asm/arch/sys_proto.h>
@@ -99,25 +98,6 @@ int checkboard(void)
 }
 #endif
 
-int board_eth_init(bd_t *bis)
-{
-       u32 ret = 0;
-
-#ifdef CONFIG_XILINX_EMACLITE
-       u32 txpp = 0;
-       u32 rxpp = 0;
-# ifdef CONFIG_XILINX_EMACLITE_TX_PING_PONG
-       txpp = 1;
-# endif
-# ifdef CONFIG_XILINX_EMACLITE_RX_PING_PONG
-       rxpp = 1;
-# endif
-       ret |= xilinx_emaclite_initialize(bis, XILINX_EMACLITE_BASEADDR,
-                       txpp, rxpp);
-#endif
-       return ret;
-}
-
 int dram_init(void)
 {
 #if CONFIG_IS_ENABLED(OF_CONTROL)
index fe731d033fbc0c4431ce13126c371d3ba31cbfdb..12edab80af22417641ea0a54b21136696375862a 100644 (file)
@@ -10,6 +10,7 @@ CONFIG_CMD_GPIO=y
 # CONFIG_CMD_SETEXPR is not set
 CONFIG_SPL_OF_CONTROL=y
 CONFIG_OF_EMBED=y
+CONFIG_DM_ETH=y
 CONFIG_PHYLIB=y
 CONFIG_SYS_NS16550=y
 CONFIG_XILINX_UARTLITE=y
index 800345bba489534b68e8ca29e6e799505d4c81cf..903b3e8d19a4e32ee34728b00178cad6161a5c4e 100644 (file)
@@ -10,6 +10,7 @@
 #include <common.h>
 #include <net.h>
 #include <config.h>
+#include <dm.h>
 #include <console.h>
 #include <malloc.h>
 #include <asm/io.h>
@@ -19,7 +20,7 @@
 #include <asm-generic/errno.h>
 #include <linux/kernel.h>
 
-#undef DEBUG
+DECLARE_GLOBAL_DATA_PTR;
 
 #define ENET_ADDR_LENGTH       6
 #define ETH_FCS_LEN            4 /* Octets in the FCS */
@@ -146,7 +147,6 @@ static void xemaclite_alignedwrite(void *srcptr, u32 *destptr, u32 bytecount)
        *to32ptr++ = alignbuffer;
 }
 
-#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) || defined(CONFIG_PHYLIB)
 static int wait_for_bit(const char *func, u32 *reg, const u32 mask,
                        bool set, unsigned int timeout)
 {
@@ -231,9 +231,8 @@ static u32 phywrite(struct xemaclite *emaclite, u32 phyaddress, u32 registernum,
 
        return 0;
 }
-#endif
 
-static void emaclite_halt(struct eth_device *dev)
+static void emaclite_halt(struct udevice *dev)
 {
        debug("eth_halt\n");
 }
@@ -249,12 +248,11 @@ static void emaclite_halt(struct eth_device *dev)
  */
 #define PHY_DETECT_MASK 0x1808
 
-#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) || defined(CONFIG_PHYLIB)
-static int setup_phy(struct eth_device *dev)
+static int setup_phy(struct udevice *dev)
 {
        int i;
        u16 phyreg;
-       struct xemaclite *emaclite = dev->priv;
+       struct xemaclite *emaclite = dev_get_priv(dev);
        struct phy_device *phydev;
 
        u32 supported = SUPPORTED_10baseT_Half |
@@ -314,11 +312,11 @@ static int setup_phy(struct eth_device *dev)
        /* Do not setup anything */
        return 1;
 }
-#endif
 
-static int emaclite_init(struct eth_device *dev, bd_t *bis)
+static int emaclite_init(struct udevice *dev)
 {
-       struct xemaclite *emaclite = dev->priv;
+       struct xemaclite *emaclite = dev_get_priv(dev);
+       struct eth_pdata *pdata = dev_get_platdata(dev);
        struct emaclite_regs *regs = emaclite->regs;
 
        debug("EmacLite Initialization Started\n");
@@ -329,7 +327,7 @@ static int emaclite_init(struct eth_device *dev, bd_t *bis)
        /* Restart PING TX */
        out_be32(&regs->tx_ping_tsr, 0);
        /* Copy MAC address */
-       xemaclite_alignedwrite(dev->enetaddr, &regs->tx_ping,
+       xemaclite_alignedwrite(pdata->enetaddr, &regs->tx_ping,
                               ENET_ADDR_LENGTH);
        /* Set the length */
        out_be32(&regs->tx_ping_tplr, ENET_ADDR_LENGTH);
@@ -343,7 +341,7 @@ static int emaclite_init(struct eth_device *dev, bd_t *bis)
        if (emaclite->txpp) {
                /* The same operation with PONG TX */
                out_be32(&regs->tx_pong_tsr, 0);
-               xemaclite_alignedwrite(dev->enetaddr, &regs->tx_pong,
+               xemaclite_alignedwrite(pdata->enetaddr, &regs->tx_pong,
                                       ENET_ADDR_LENGTH);
                out_be32(&regs->tx_pong_tplr, ENET_ADDR_LENGTH);
                out_be32(&regs->tx_pong_tsr, XEL_TSR_PROG_MAC_ADDR);
@@ -361,12 +359,11 @@ static int emaclite_init(struct eth_device *dev, bd_t *bis)
        if (emaclite->rxpp)
                out_be32(&regs->rx_pong_rsr, XEL_RSR_RECV_IE_MASK);
 
-#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) || defined(CONFIG_PHYLIB)
        out_be32(&regs->mdioctrl, XEL_MDIOCTRL_MDIOEN_MASK);
        if (in_be32(&regs->mdioctrl) & XEL_MDIOCTRL_MDIOEN_MASK)
                if (!setup_phy(dev))
                        return -1;
-#endif
+
        debug("EmacLite Initialization complete\n");
        return 0;
 }
@@ -387,10 +384,10 @@ static int xemaclite_txbufferavailable(struct xemaclite *emaclite)
        return !(tmp & XEL_TSR_XMIT_BUSY_MASK);
 }
 
-static int emaclite_send(struct eth_device *dev, void *ptr, int len)
+static int emaclite_send(struct udevice *dev, void *ptr, int len)
 {
        u32 reg;
-       struct xemaclite *emaclite = dev->priv;
+       struct xemaclite *emaclite = dev_get_priv(dev);
        struct emaclite_regs *regs = emaclite->regs;
 
        u32 maxtry = 1000;
@@ -448,7 +445,7 @@ static int emaclite_send(struct eth_device *dev, void *ptr, int len)
        return -1;
 }
 
-static int emaclite_recv(struct eth_device *dev)
+static int emaclite_recv(struct udevice *dev, int flags, uchar **packetp)
 {
        u32 length, first_read, reg, attempt = 0;
        void *addr, *ack;
@@ -532,78 +529,104 @@ try_again:
 
        debug("Packet receive from 0x%p, length %dB\n", addr, length);
        net_process_received_packet((uchar *)etherrxbuff, length);
-       return length;
-
+       return 0;
 }
 
-#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) || defined(CONFIG_PHYLIB)
-static int emaclite_miiphy_read(const char *devname, uchar addr,
-                               uchar reg, ushort *val)
+static int emaclite_miiphy_read(struct mii_dev *bus, int addr,
+                               int devad, int reg)
 {
        u32 ret;
-       struct eth_device *dev = eth_get_dev();
+       u16 val = 0;
 
-       ret = phyread(dev->priv, addr, reg, val);
-       debug("emaclite: Read MII 0x%x, 0x%x, 0x%x\n", addr, reg, *val);
-       return ret;
+       ret = phyread(bus->priv, addr, reg, &val);
+       debug("emaclite: Read MII 0x%x, 0x%x, 0x%x, %d\n", addr, reg, val, ret);
+       return val;
 }
 
-static int emaclite_miiphy_write(const char *devname, uchar addr,
-                                uchar reg, ushort val)
+static int emaclite_miiphy_write(struct mii_dev *bus, int addr, int devad,
+                                int reg, u16 value)
 {
-       struct eth_device *dev = eth_get_dev();
-
-       debug("emaclite: Write MII 0x%x, 0x%x, 0x%x\n", addr, reg, val);
-       return phywrite(dev->priv, addr, reg, val);
+       debug("emaclite: Write MII 0x%x, 0x%x, 0x%x\n", addr, reg, value);
+       return phywrite(bus->priv, addr, reg, value);
 }
-#endif
 
-int xilinx_emaclite_initialize(bd_t *bis, unsigned long base_addr,
-                                                       int txpp, int rxpp)
+static int emaclite_probe(struct udevice *dev)
 {
-       struct eth_device *dev;
-       struct xemaclite *emaclite;
-       struct emaclite_regs *regs;
+       struct xemaclite *emaclite = dev_get_priv(dev);
+       int ret;
 
-       dev = calloc(1, sizeof(*dev));
-       if (dev == NULL)
-               return -1;
+       emaclite->bus = mdio_alloc();
+       emaclite->bus->read = emaclite_miiphy_read;
+       emaclite->bus->write = emaclite_miiphy_write;
+       emaclite->bus->priv = emaclite;
+       strcpy(emaclite->bus->name, "emaclite");
 
-       emaclite = calloc(1, sizeof(struct xemaclite));
-       if (emaclite == NULL) {
-               free(dev);
-               return -1;
-       }
+       ret = mdio_register(emaclite->bus);
+       if (ret)
+               return ret;
+
+       return 0;
+}
 
-       dev->priv = emaclite;
+static int emaclite_remove(struct udevice *dev)
+{
+       struct xemaclite *emaclite = dev_get_priv(dev);
+
+       free(emaclite->phydev);
+       mdio_unregister(emaclite->bus);
+       mdio_free(emaclite->bus);
 
-       emaclite->txpp = txpp;
-       emaclite->rxpp = rxpp;
+       return 0;
+}
 
-       sprintf(dev->name, "Xelite.%lx", base_addr);
+static const struct eth_ops emaclite_ops = {
+       .start = emaclite_init,
+       .send = emaclite_send,
+       .recv = emaclite_recv,
+       .stop = emaclite_halt,
+};
+
+static int emaclite_ofdata_to_platdata(struct udevice *dev)
+{
+       struct eth_pdata *pdata = dev_get_platdata(dev);
+       struct xemaclite *emaclite = dev_get_priv(dev);
+       int offset = 0;
 
-       emaclite->regs = (struct emaclite_regs *)base_addr;
-       regs = emaclite->regs;
-       dev->iobase = base_addr;
-       dev->init = emaclite_init;
-       dev->halt = emaclite_halt;
-       dev->send = emaclite_send;
-       dev->recv = emaclite_recv;
+       pdata->iobase = (phys_addr_t)dev_get_addr(dev);
+       emaclite->regs = (struct emaclite_regs *)pdata->iobase;
 
-#ifdef CONFIG_PHY_ADDR
-       emaclite->phyaddr = CONFIG_PHY_ADDR;
-#else
        emaclite->phyaddr = -1;
-#endif
 
-       eth_register(dev);
+       offset = fdtdec_lookup_phandle(gd->fdt_blob, dev->of_offset,
+                                     "phy-handle");
+       if (offset > 0)
+               emaclite->phyaddr = fdtdec_get_int(gd->fdt_blob, offset,
+                                                  "reg", -1);
 
-#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) || defined(CONFIG_PHYLIB)
-       miiphy_register(dev->name, emaclite_miiphy_read, emaclite_miiphy_write);
-       emaclite->bus = miiphy_get_dev_by_name(dev->name);
+       emaclite->txpp = fdtdec_get_int(gd->fdt_blob, dev->of_offset,
+                                       "xlnx,tx-ping-pong", 0);
+       emaclite->rxpp = fdtdec_get_int(gd->fdt_blob, dev->of_offset,
+                                       "xlnx,rx-ping-pong", 0);
 
-       out_be32(&regs->mdioctrl, XEL_MDIOCTRL_MDIOEN_MASK);
-#endif
+       printf("EMACLITE: %lx, phyaddr %d, %d/%d\n", (ulong)emaclite->regs,
+              emaclite->phyaddr, emaclite->txpp, emaclite->rxpp);
 
-       return 1;
+       return 0;
 }
+
+static const struct udevice_id emaclite_ids[] = {
+       { .compatible = "xlnx,xps-ethernetlite-1.00.a" },
+       { }
+};
+
+U_BOOT_DRIVER(emaclite) = {
+       .name   = "emaclite",
+       .id     = UCLASS_ETH,
+       .of_match = emaclite_ids,
+       .ofdata_to_platdata = emaclite_ofdata_to_platdata,
+       .probe  = emaclite_probe,
+       .remove = emaclite_remove,
+       .ops    = &emaclite_ops,
+       .priv_auto_alloc_size = sizeof(struct xemaclite),
+       .platdata_auto_alloc_size = sizeof(struct eth_pdata),
+};
index 9fc41ab115753f642d7bbcc9376c9ea910788198..244f23f93c366b5eb867a2d2364706c34cf871dd 100644 (file)
@@ -80,8 +80,6 @@ int tsi108_eth_initialize(bd_t *bis);
 int uec_standard_init(bd_t *bis);
 int uli526x_initialize(bd_t *bis);
 int armada100_fec_register(unsigned long base_addr);
-int xilinx_emaclite_initialize(bd_t *bis, unsigned long base_addr,
-                                                       int txpp, int rxpp);
 int xilinx_ll_temac_eth_init(bd_t *bis, unsigned long base_addr, int flags,
                                                unsigned long ctrl_addr);
 /*