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-rw-r--r--arch/arm/cpu/arm926ejs/lpc32xx/devices.c7
-rw-r--r--drivers/net/lpc32xx_eth.c20
2 files changed, 23 insertions, 4 deletions
diff --git a/arch/arm/cpu/arm926ejs/lpc32xx/devices.c b/arch/arm/cpu/arm926ejs/lpc32xx/devices.c
index 5a453e303d..9c8d65560a 100644
--- a/arch/arm/cpu/arm926ejs/lpc32xx/devices.c
+++ b/arch/arm/cpu/arm926ejs/lpc32xx/devices.c
@@ -45,7 +45,12 @@ void lpc32xx_mac_init(void)
{
/* Enable MAC interface */
writel(CLK_MAC_REG | CLK_MAC_SLAVE | CLK_MAC_MASTER
- | CLK_MAC_MII, &clk->macclk_ctrl);
+#if defined(CONFIG_RMII)
+ | CLK_MAC_RMII,
+#else
+ | CLK_MAC_MII,
+#endif
+ &clk->macclk_ctrl);
}
void lpc32xx_mlc_nand_init(void)
diff --git a/drivers/net/lpc32xx_eth.c b/drivers/net/lpc32xx_eth.c
index f883a254c4..f3ab0f4bf0 100644
--- a/drivers/net/lpc32xx_eth.c
+++ b/drivers/net/lpc32xx_eth.c
@@ -168,6 +168,7 @@ struct lpc32xx_eth_registers {
#define COMMAND_RXENABLE 0x00000001
#define COMMAND_TXENABLE 0x00000002
#define COMMAND_PASSRUNTFRAME 0x00000040
+#define COMMAND_RMII 0x00000200
#define COMMAND_FULL_DUPLEX 0x00000400
/* Helper: general reset */
#define COMMAND_RESETS 0x00000038
@@ -201,6 +202,7 @@ struct lpc32xx_eth_device {
struct eth_device dev;
struct lpc32xx_eth_registers *regs;
struct lpc32xx_eth_buffers *bufs;
+ bool phy_rmii;
};
#define LPC32XX_ETH_DEVICE_SIZE (sizeof(struct lpc32xx_eth_device))
@@ -359,7 +361,10 @@ int lpc32xx_eth_phy_write(struct mii_dev *bus, int phy_addr, int dev_addr,
static struct lpc32xx_eth_device lpc32xx_eth = {
.regs = (struct lpc32xx_eth_registers *)LPC32XX_ETH_BASE,
- .bufs = (struct lpc32xx_eth_buffers *)LPC32XX_ETH_BUFS
+ .bufs = (struct lpc32xx_eth_buffers *)LPC32XX_ETH_BUFS,
+#if defined(CONFIG_RMII)
+ .phy_rmii = true,
+#endif
};
#define TX_TIMEOUT 10000
@@ -471,7 +476,10 @@ static int lpc32xx_eth_init(struct eth_device *dev)
writel(0x0012, &regs->ipgr);
/* pass runt (smaller than 64 bytes) frames */
- writel(COMMAND_PASSRUNTFRAME, &regs->command);
+ if (lpc32xx_eth_device->phy_rmii)
+ writel(COMMAND_PASSRUNTFRAME | COMMAND_RMII, &regs->command);
+ else
+ writel(COMMAND_PASSRUNTFRAME, &regs->command);
/* Configure Full/Half Duplex mode */
if (miiphy_duplex(dev->name, CONFIG_PHY_ADDR) == FULL) {
@@ -559,6 +567,8 @@ static int lpc32xx_eth_halt(struct eth_device *dev)
#if defined(CONFIG_PHYLIB)
int lpc32xx_eth_phylib_init(struct eth_device *dev, int phyid)
{
+ struct lpc32xx_eth_device *lpc32xx_eth_device =
+ container_of(dev, struct lpc32xx_eth_device, dev);
struct mii_dev *bus;
struct phy_device *phydev;
int ret;
@@ -579,7 +589,11 @@ int lpc32xx_eth_phylib_init(struct eth_device *dev, int phyid)
return -ENOMEM;
}
- phydev = phy_connect(bus, phyid, dev, PHY_INTERFACE_MODE_MII);
+ if (lpc32xx_eth_device->phy_rmii)
+ phydev = phy_connect(bus, phyid, dev, PHY_INTERFACE_MODE_RMII);
+ else
+ phydev = phy_connect(bus, phyid, dev, PHY_INTERFACE_MODE_MII);
+
if (!phydev) {
printf("phy_connect failed\n");
return -ENODEV;
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