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yaml --- r: 281693 b: refs/heads/master c: 477fce4 h: refs/heads/master i: 281691: b6aa5bf v: v3
git-mirror · Dec 14, 2011 · 677a5c9 · 677a5c9
1 parent bc59348
commit 677a5c9
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Showing 2 changed files with 22 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3c8276c6bc912025db50ff7e93af6bc7c3de0c8c
+refs/heads/master: 477fce49aef4096639ca169556435c1f9068ce33
diff --git a/trunk/arch/arm/mach-imx/mach-imx6q.c b/trunk/arch/arm/mach-imx/mach-imx6q.c
@@ -16,15 +16,36 @@
 #include <linux/of.h>
 #include <linux/of_irq.h>
 #include <linux/of_platform.h>
+#include <linux/phy.h>
+#include <linux/micrel_phy.h>
 #include <asm/hardware/cache-l2x0.h>
 #include <asm/hardware/gic.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/time.h>
 #include <mach/common.h>
 #include <mach/hardware.h>
 
+/* For imx6q sabrelite board: set KSZ9021RN RGMII pad skew */
+static int ksz9021rn_phy_fixup(struct phy_device *phydev)
+{
+	/* min rx data delay */
+	phy_write(phydev, 0x0b, 0x8105);
+	phy_write(phydev, 0x0c, 0x0000);
+
+	/* max rx/tx clock delay, min rx/tx control delay */
+	phy_write(phydev, 0x0b, 0x8104);
+	phy_write(phydev, 0x0c, 0xf0f0);
+	phy_write(phydev, 0x0b, 0x104);
+
+	return 0;
+}
+
 static void __init imx6q_init_machine(void)
 {
+	if (of_machine_is_compatible("fsl,imx6q-sabrelite"))
+		phy_register_fixup_for_uid(PHY_ID_KSZ9021, MICREL_PHY_ID_MASK,
+					   ksz9021rn_phy_fixup);
+
 	of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
 
 	imx6q_pm_init();