From: Kyungmin Park <kyungmin.park@samsung.com>
Date: Tue, 1 Sep 2009 04:57:12 +0000 (+0900)
Subject: s5pc110: OneNAND Syncronous Read support
X-Git-Tag: 20091016~84
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=fa84fd639c562fab6e03ce0cbfcd65a6c5cd89fb;p=kernel%2Fu-boot.git

s5pc110: OneNAND Syncronous Read support

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
---

diff --git a/board/samsung/universal/lowlevel_init.S b/board/samsung/universal/lowlevel_init.S
index 69c6e4b..cf4a294 100644
--- a/board/samsung/universal/lowlevel_init.S
+++ b/board/samsung/universal/lowlevel_init.S
@@ -141,6 +141,21 @@ lowlevel_init:
 
 	bl	mem_ctrl_asm_init
 
+	/* OneNAND Sync Read Support at S5PC110 only
+	 * RM[15]	: Sync Read
+	 * BRWL[14:12]	: 7 CLK
+	 * BL[11:9]	: Continuous
+	 * VHF[3]	: Very High Frequency Enable (Over 83MHz)
+	 * HF[2]	: High Frequency Enable (Over 66MHz)
+	 */
+	ldrne	r1, =0xF00C
+
+	ldrne	r2, =0xB001E442
+	strneh	r1, [r2]
+
+	ldrne	r0, =0xB0600000
+	strne	r1, [r0, #0x100]			@ ONENAND_IF_CTRL
+
 	/* Wakeup support. Don't know if it's going to be used, untested. */
 	ldreq	r0, =S5PC100_RST_STAT
 	ldrne	r0, =S5PC110_RST_STAT