[U-Boot] [PATCH v3 16/18] x86: broadwell: Update PCH to work in TPL

[Simon Glass]

The early init should only happen once. Update the probe method to
deal with TPL, SPL and U-Boot proper.

Signed-off-by: Simon Glass <sjg at chromium.org>
Reviewed-by: Bin Meng <bmeng.cn at gmail.com>
---

Changes in v3: None
Changes in v2:
- Add a new patch to update PCH to work in TPL

 arch/x86/cpu/broadwell/pch.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/arch/x86/cpu/broadwell/pch.c b/arch/x86/cpu/broadwell/pch.c
index e61efa7b16c..a48945adf11 100644
--- a/arch/x86/cpu/broadwell/pch.c
+++ b/arch/x86/cpu/broadwell/pch.c
@@ -599,10 +599,16 @@ static int broadwell_pch_init(struct udevice *dev)
 
 static int broadwell_pch_probe(struct udevice *dev)
 {
-	if (!(gd->flags & GD_FLG_RELOC))
-		return broadwell_pch_early_init(dev);
-	else
+	if (CONFIG_IS_ENABLED(X86_32BIT_INIT)) {
+		if (!(gd->flags & GD_FLG_RELOC))
+			return broadwell_pch_early_init(dev);
+		else
+			return broadwell_pch_init(dev);
+	} else if (IS_ENABLED(CONFIG_SPL) && !IS_ENABLED(CONFIG_SPL_BUILD)) {
 		return broadwell_pch_init(dev);
+	} else {
+		return 0;
+	}
 }
 
 static int broadwell_pch_get_spi_base(struct udevice *dev, ulong *sbasep)
-- 
2.21.0.1020.gf2820cf01a-goog