[U-Boot] [PATCH] x86: link: Correct a failure in DRAM init

[Simon Glass]

With the change to set up pinctrl after relocation, link fails to boot. Add
a special case in the link code to handle this.

Fixes: d8906c1f (x86: Probe pinctrl driver in cpu_init_r())

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 arch/x86/cpu/ivybridge/sdram.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/x86/cpu/ivybridge/sdram.c b/arch/x86/cpu/ivybridge/sdram.c
index 9d9f63d..e0b06b5 100644
--- a/arch/x86/cpu/ivybridge/sdram.c
+++ b/arch/x86/cpu/ivybridge/sdram.c
@@ -458,6 +458,11 @@ int dram_init(void)
 	struct udevice *dev, *me_dev;
 	int ret;
 
+	/* We need the pinctrl set up early */
+	ret = syscon_get_by_driver_data(X86_SYSCON_PINCONF, &dev);
+	if (ret)
+		return ret;
+
 	ret = uclass_first_device_err(UCLASS_NORTHBRIDGE, &dev);
 	if (ret)
 		return ret;
-- 
2.8.0.rc3.226.g39d4020