diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/lpc32xx_eth.c | 33 |
1 files changed, 15 insertions, 18 deletions
diff --git a/drivers/net/lpc32xx_eth.c b/drivers/net/lpc32xx_eth.c index 6033392945..f883a254c4 100644 --- a/drivers/net/lpc32xx_eth.c +++ b/drivers/net/lpc32xx_eth.c @@ -151,7 +151,7 @@ struct lpc32xx_eth_registers { #define SUPP_SPEED 0x00000100 /* MCFG register bitfields/masks and offsets (see Table 292) */ -#define MCFG_CLOCK_SELECT_MASK 0x0000001C +#define MCFG_RESET_MII_MGMT 0x00008000 /* divide clock by 28 (see Table 293) */ #define MCFG_CLOCK_SELECT_DIV28 0x0000001C @@ -459,8 +459,19 @@ static int lpc32xx_eth_init(struct eth_device *dev) struct lpc32xx_eth_buffers *bufs = lpc32xx_eth_device->bufs; int index; - /* Release SOFT reset to let MII talk to PHY */ - clrbits_le32(®s->mac1, MAC1_SOFT_RESET); + /* Initial MAC initialization */ + writel(MAC1_PASS_ALL_RX_FRAMES, ®s->mac1); + writel(MAC2_PAD_CRC_ENABLE | MAC2_CRC_ENABLE, ®s->mac2); + writel(PKTSIZE_ALIGN, ®s->maxf); + + /* Retries: 15 (0xF). Collision window: 57 (0x37). */ + writel(0x370F, ®s->clrt); + + /* Set IP gap pt 2 to default 0x12 but pt 1 to non-default 0 */ + writel(0x0012, ®s->ipgr); + + /* pass runt (smaller than 64 bytes) frames */ + writel(COMMAND_PASSRUNTFRAME, ®s->command); /* Configure Full/Half Duplex mode */ if (miiphy_duplex(dev->name, CONFIG_PHY_ADDR) == FULL) { @@ -477,20 +488,6 @@ static int lpc32xx_eth_init(struct eth_device *dev) else writel(0, ®s->supp); - /* Initial MAC initialization */ - writel(MAC1_PASS_ALL_RX_FRAMES, ®s->mac1); - writel(MAC2_PAD_CRC_ENABLE | MAC2_CRC_ENABLE, ®s->mac2); - writel(PKTSIZE_ALIGN, ®s->maxf); - - /* Retries: 15 (0xF). Collision window: 57 (0x37). */ - writel(0x370F, ®s->clrt); - - /* Set IP gap pt 2 to default 0x12 but pt 1 to non-default 0 */ - writel(0x0012, ®s->ipgr); - - /* pass runt (smaller than 64 bytes) frames */ - writel(COMMAND_PASSRUNTFRAME, ®s->command); - /* Save station address */ writel((unsigned long) (dev->enetaddr[0] | (dev->enetaddr[1] << 8)), ®s->sa2); @@ -604,7 +601,7 @@ int lpc32xx_eth_initialize(bd_t *bis) * Set RMII management clock rate. With HCLK at 104 MHz and * a divider of 28, this will be 3.72 MHz. */ - + writel(MCFG_RESET_MII_MGMT, ®s->mcfg); writel(MCFG_CLOCK_SELECT_DIV28, ®s->mcfg); /* Reset all MAC logic */ |