net: mscc: Move miim commands into separate file.

Move miim functions that can be shared in a different file inside
mscc_eswitch.

Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>

1 files changed, 1 insertions, 70 deletions

diff --git a/drivers/net/mscc_eswitch/ocelot_switch.c b/drivers/net/mscc_eswitch/ocelot_switch.c
index 9fed26c..a4361e8 100644
--- a/drivers/net/mscc_eswitch/ocelot_switch.c
+++ b/drivers/net/mscc_eswitch/ocelot_switch.c
@@ -15,19 +15,7 @@
 #include <net.h>
 #include <wait_bit.h>
 
-#define MIIM_STATUS			0x0
-#define		MIIM_STAT_BUSY			BIT(3)
-#define MIIM_CMD			0x8
-#define		MIIM_CMD_SCAN		BIT(0)
-#define		MIIM_CMD_OPR_WRITE	BIT(1)
-#define		MIIM_CMD_OPR_READ	BIT(2)
-#define		MIIM_CMD_SINGLE_SCAN	BIT(3)
-#define		MIIM_CMD_WRDATA(x)	((x) << 4)
-#define		MIIM_CMD_REGAD(x)	((x) << 20)
-#define		MIIM_CMD_PHYAD(x)	((x) << 25)
-#define		MIIM_CMD_VLD		BIT(31)
-#define MIIM_DATA			0xC
-#define		MIIM_DATA_ERROR		(0x2 << 16)
+#include "mscc_miim.h"
 
 #define PHY_CFG				0x0
 #define PHY_CFG_ENA				0xF
@@ -193,19 +181,8 @@ struct ocelot_private {
 	void *tx_adj_buf;
 };
 
-struct mscc_miim_dev {
-	void __iomem *regs;
-	void __iomem *phy_regs;
-};
-
 struct mscc_miim_dev miim[NUM_PHY];
 
-static int mscc_miim_wait_ready(struct mscc_miim_dev *miim)
-{
-	return wait_for_bit_le32(miim->regs + MIIM_STATUS, MIIM_STAT_BUSY,
-				 false, 250, false);
-}
-
 static int mscc_miim_reset(struct mii_dev *bus)
 {
 	struct mscc_miim_dev *miim = (struct mscc_miim_dev *)bus->priv;
@@ -220,52 +197,6 @@ static int mscc_miim_reset(struct mii_dev *bus)
 	return 0;
 }
 
-static int mscc_miim_read(struct mii_dev *bus, int addr, int devad, int reg)
-{
-	struct mscc_miim_dev *miim = (struct mscc_miim_dev *)bus->priv;
-	u32 val;
-	int ret;
-
-	ret = mscc_miim_wait_ready(miim);
-	if (ret)
-		goto out;
-
-	writel(MIIM_CMD_VLD | MIIM_CMD_PHYAD(addr) |
-	       MIIM_CMD_REGAD(reg) | MIIM_CMD_OPR_READ,
-	       miim->regs + MIIM_CMD);
-
-	ret = mscc_miim_wait_ready(miim);
-	if (ret)
-		goto out;
-
-	val = readl(miim->regs + MIIM_DATA);
-	if (val & MIIM_DATA_ERROR) {
-		ret = -EIO;
-		goto out;
-	}
-
-	ret = val & 0xFFFF;
- out:
-	return ret;
-}
-
-static int mscc_miim_write(struct mii_dev *bus, int addr, int devad, int reg,
-			   u16 val)
-{
-	struct mscc_miim_dev *miim = (struct mscc_miim_dev *)bus->priv;
-	int ret;
-
-	ret = mscc_miim_wait_ready(miim);
-	if (ret < 0)
-		goto out;
-
-	writel(MIIM_CMD_VLD | MIIM_CMD_PHYAD(addr) |
-	       MIIM_CMD_REGAD(reg) | MIIM_CMD_WRDATA(val) |
-	       MIIM_CMD_OPR_WRITE, miim->regs + MIIM_CMD);
- out:
-	return ret;
-}
-
 /* For now only setup the internal mdio bus */
 static struct mii_dev *ocelot_mdiobus_init(struct udevice *dev)
 {