From: Minkyu Kang <mk7.kang@samsung.com>
Date: Fri, 13 Nov 2009 03:09:40 +0000 (+0900)
Subject: s5pc1xx: aquila: work around for rev 0.4 (rev 0.3 + CP ES3.1)
X-Git-Tag: CES1223_2~139
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2c56208c595fbd4f877b5c199437bdf9aef27fa1;p=kernel%2Fu-boot.git

s5pc1xx: aquila: work around for rev 0.4 (rev 0.3 + CP ES3.1)

Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
---

diff --git a/board/samsung/universal/universal.c b/board/samsung/universal/universal.c
index 94491c1..d8582eb 100644
--- a/board/samsung/universal/universal.c
+++ b/board/samsung/universal/universal.c
@@ -289,8 +289,14 @@ static unsigned int get_hw_revision(struct s5pc1xx_gpio_bank *bank)
 	 * Workaround for Rev 0.3 + CP Ver ES 3.1
 	 * it's Rev 0.4
 	 */
-	if (rev == 0)
-		rev = 0x4;
+	if (rev == 0) {
+		udelay(2000);
+
+		if (gpio_get_value(bank, 2) &&
+			gpio_get_value(bank, 3) &&
+			gpio_get_value(bank, 4))
+			rev = 0x4;
+	}
 
 	return rev;
 }