micrel: add support for KSZ8041RNLI

Sergei Shtylyov · davem330 · commit 4bd7b5127bd0 · 2013-12-11T13:54:13.000-05:00
Renesas R-Car development boards use KSZ8041RNLI PHY which for some reason has
ID of 0x00221537 that is not documented for KSZ8041-family PHYs and does not
match the  documented ID of  0x0022151x (where 'x' is the revision).  We have
to add the new #define PHY_ID_* and new ksphy_driver[] entry, almost the same
as KSZ8041 one, differing only in the 'phy_id' and 'name' fields.

Signed-off-by: Sergei Shtylyov &lt;sergei.shtylyov@cogentembedded.com&gt;
Tested-by: Geert Uytterhoeven &lt;geert@linux-m68k.org&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
@@ -335,6 +335,21 @@ static struct phy_driver ksphy_driver[] = {
 	.suspend	= genphy_suspend,
 	.resume		= genphy_resume,
 	.driver		= { .owner = THIS_MODULE,},
+}, {
+	.phy_id		= PHY_ID_KSZ8041RNLI,
+	.phy_id_mask	= 0x00fffff0,
+	.name		= "Micrel KSZ8041RNLI",
+	.features	= PHY_BASIC_FEATURES |
+			  SUPPORTED_Pause | SUPPORTED_Asym_Pause,
+	.flags		= PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT,
+	.config_init	= kszphy_config_init,
+	.config_aneg	= genphy_config_aneg,
+	.read_status	= genphy_read_status,
+	.ack_interrupt	= kszphy_ack_interrupt,
+	.config_intr	= kszphy_config_intr,
+	.suspend	= genphy_suspend,
+	.resume		= genphy_resume,
+	.driver		= { .owner = THIS_MODULE,},
 }, {
 	.phy_id		= PHY_ID_KSZ8051,
 	.phy_id_mask	= 0x00fffff0,
diff --git a/include/linux/micrel_phy.h b/include/linux/micrel_phy.h
@@ -22,6 +22,8 @@
 #define PHY_ID_KSZ8021		0x00221555
 #define PHY_ID_KSZ8031		0x00221556
 #define PHY_ID_KSZ8041		0x00221510
+/* undocumented */
+#define PHY_ID_KSZ8041RNLI	0x00221537
 #define PHY_ID_KSZ8051		0x00221550
 /* same id: ks8001 Rev. A/B, and ks8721 Rev 3. */
 #define PHY_ID_KSZ8001		0x0022161A
