net: xilinx_axi_emac: Use wait_for_bit instead of while loop

Use wait_for_bit instead while loop during init

Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>

diff --git a/drivers/net/xilinx_axi_emac.c b/drivers/net/xilinx_axi_emac.c
index 25c66c6098b929f42cdb26d1b3e5ddb247bd6896..ea79b7420ab97ad40ed135622e744ed9d9b7ecc8 100644 (file)
--- a/drivers/net/xilinx_axi_emac.c
+++ b/drivers/net/xilinx_axi_emac.c
@@ -14,6 +14,7 @@
 #include <asm/io.h>
 #include <phy.h>
 #include <miiphy.h>
+#include <wait_bit.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -350,7 +351,7 @@ static void axiemac_stop(struct udevice *dev)
 static int axi_ethernet_init(struct axidma_priv *priv)
 {
        struct axi_regs *regs = priv->iobase;
-       u32 timeout = 200;
+       int err;
 
        /*
         * Check the status of the MgtRdy bit in the interrupt status
@@ -359,11 +360,9 @@ static int axi_ethernet_init(struct axidma_priv *priv)
         * will be valid until this bit is valid.
         * The bit is always a 1 for all other PHY interfaces.
         */
-       while (timeout && (!(in_be32(&regs->is) & XAE_INT_MGTRDY_MASK))) {
-               timeout--;
-               udelay(1);
-       }
-       if (!timeout) {
+       err = wait_for_bit(__func__, (const u32 *)&regs->is,
+                          XAE_INT_MGTRDY_MASK, true, 200, false);
+       if (err) {
                printf("%s: Timeout\n", __func__);
                return 1;
        }