From 0f751d6ef3e6fb1d28ac272c39c34831d629a59e Mon Sep 17 00:00:00 2001 From: Semih Hazar Date: Thu, 17 Dec 2009 15:07:15 +0200 Subject: macb: Fix mii_phy_read and mii_phy_write functions Enabling CONFIG_CMD_MII in AVR32 boards was not possible due to compile errors. This patch fixes miiphy_read and miiphy_write functions and registers them properly. Signed-off-by: Semih Hazar Signed-off-by: Ben Warren --- drivers/net/macb.c | 110 ++++++++++++++++------------------------------------- 1 file changed, 33 insertions(+), 77 deletions(-) (limited to 'drivers/net/macb.c') diff --git a/drivers/net/macb.c b/drivers/net/macb.c index c1843539f9..dcb8850239 100644 --- a/drivers/net/macb.c +++ b/drivers/net/macb.c @@ -42,6 +42,7 @@ #include #include #include +#include #include #include @@ -164,6 +165,36 @@ static u16 macb_mdio_read(struct macb_device *macb, u8 reg) return MACB_BFEXT(DATA, frame); } +#if defined(CONFIG_CMD_MII) + +int macb_miiphy_read(char *devname, u8 phy_adr, u8 reg, u16 *value) +{ + struct eth_device *dev = eth_get_dev_by_name(devname); + struct macb_device *macb = to_macb(dev); + + if ( macb->phy_addr != phy_adr ) + return -1; + + *value = macb_mdio_read(macb, reg); + + return 0; +} + +int macb_miiphy_write(char *devname, u8 phy_adr, u8 reg, u16 value) +{ + struct eth_device *dev = eth_get_dev_by_name(devname); + struct macb_device *macb = to_macb(dev); + + if ( macb->phy_addr != phy_adr ) + return -1; + + macb_mdio_write(macb, reg, value); + + return 0; +} +#endif + + #if defined(CONFIG_CMD_NET) static int macb_send(struct eth_device *netdev, volatile void *packet, @@ -542,84 +573,9 @@ int macb_eth_initialize(int id, void *regs, unsigned int phy_addr) eth_register(netdev); - return 0; -} - -#endif - #if defined(CONFIG_CMD_MII) - -int miiphy_read(unsigned char addr, unsigned char reg, unsigned short *value) -{ - unsigned long netctl; - unsigned long netstat; - unsigned long frame; - int iflag; - - iflag = disable_interrupts(); - netctl = macb_readl(&macb, EMACB_NCR); - netctl |= MACB_BIT(MPE); - macb_writel(&macb, EMACB_NCR, netctl); - if (iflag) - enable_interrupts(); - - frame = (MACB_BF(SOF, 1) - | MACB_BF(RW, 2) - | MACB_BF(PHYA, addr) - | MACB_BF(REGA, reg) - | MACB_BF(CODE, 2)); - macb_writel(&macb, EMACB_MAN, frame); - - do { - netstat = macb_readl(&macb, EMACB_NSR); - } while (!(netstat & MACB_BIT(IDLE))); - - frame = macb_readl(&macb, EMACB_MAN); - *value = MACB_BFEXT(DATA, frame); - - iflag = disable_interrupts(); - netctl = macb_readl(&macb, EMACB_NCR); - netctl &= ~MACB_BIT(MPE); - macb_writel(&macb, EMACB_NCR, netctl); - if (iflag) - enable_interrupts(); - - return 0; -} - -int miiphy_write(unsigned char addr, unsigned char reg, unsigned short value) -{ - unsigned long netctl; - unsigned long netstat; - unsigned long frame; - int iflag; - - iflag = disable_interrupts(); - netctl = macb_readl(&macb, EMACB_NCR); - netctl |= MACB_BIT(MPE); - macb_writel(&macb, EMACB_NCR, netctl); - if (iflag) - enable_interrupts(); - - frame = (MACB_BF(SOF, 1) - | MACB_BF(RW, 1) - | MACB_BF(PHYA, addr) - | MACB_BF(REGA, reg) - | MACB_BF(CODE, 2) - | MACB_BF(DATA, value)); - macb_writel(&macb, EMACB_MAN, frame); - - do { - netstat = macb_readl(&macb, EMACB_NSR); - } while (!(netstat & MACB_BIT(IDLE))); - - iflag = disable_interrupts(); - netctl = macb_readl(&macb, EMACB_NCR); - netctl &= ~MACB_BIT(MPE); - macb_writel(&macb, EMACB_NCR, netctl); - if (iflag) - enable_interrupts(); - + miiphy_register(netdev->name, macb_miiphy_read, macb_miiphy_write); +#endif return 0; } -- cgit v1.2.1