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From: Sascha Hauer <s.hauer@pengutronix.de>
To: barebox@lists.infradead.org
Subject: [PATCH 06/14] pcm043: Speed up NAND controller before copying barebox image
Date: Fri, 23 Apr 2010 11:03:55 +0200	[thread overview]
Message-ID: <1272013443-29196-7-git-send-email-s.hauer@pengutronix.de> (raw)
In-Reply-To: <1272013443-29196-1-git-send-email-s.hauer@pengutronix.de>

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 board/pcm043/pcm043.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/board/pcm043/pcm043.c b/board/pcm043/pcm043.c
index 2ce7e3a..d8cd7b8 100644
--- a/board/pcm043/pcm043.c
+++ b/board/pcm043/pcm043.c
@@ -393,6 +393,13 @@ BAREBOX_CMD_END
 #ifdef CONFIG_NAND_IMX_BOOT
 void __bare_init nand_boot(void)
 {
+	u32 val;
+
+	val = readl(IMX_CCM_BASE + CCM_PDR4);
+	val &= ~(0xf << 28);
+	val |= 0x1 << 28;
+	writel(val, IMX_CCM_BASE + CCM_PDR4);
+
 	/*
 	 * The driver is able to detect NAND's pagesize by CPU internal
 	 * fuses or external pull ups. But not the blocksize...
-- 
1.7.0


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  parent reply	other threads:[~2010-04-23  9:04 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-04-23  9:03 some more patches for -next Sascha Hauer
2010-04-23  9:03 ` [PATCH 01/14] i.MX35 stack: Fix mc9sdz60 reset register offset Sascha Hauer
2010-04-23  9:03 ` [PATCH 02/14] ARM: use memalign in dma_alloc_coherent to assure alignment Sascha Hauer
2010-04-23  9:03 ` [PATCH 03/14] fsl_udc: make it work with MMU on Sascha Hauer
2010-04-23  9:03 ` [PATCH 04/14] Increase MAX_FILES to 128 Sascha Hauer
2010-04-23  9:03 ` [PATCH 05/14] fix _update scripts Sascha Hauer
2010-04-23  9:03 ` Sascha Hauer [this message]
2010-04-23  9:03 ` [PATCH 07/14] add arm helper function to determine the program counter Sascha Hauer
2010-04-28  2:37   ` Jean-Christophe PLAGNIOL-VILLARD
2010-04-28  9:02     ` Sascha Hauer
2010-04-23  9:03 ` [PATCH 08/14] arm: remove unused variables from header file Sascha Hauer
2010-04-23  9:03 ` [PATCH 09/14] arm: move __mmu_cache_flush to bare_init section Sascha Hauer
2010-04-23  9:03 ` [PATCH 10/14] arm: reimplement startup code in C Sascha Hauer
2010-04-27  1:45   ` Shinya Kuribayashi
2010-04-28  2:32   ` Jean-Christophe PLAGNIOL-VILLARD
2010-04-28 10:04     ` Sascha Hauer
2010-04-23  9:04 ` [PATCH 11/14] i.MX: remove __REG from esd controller regs. use readl/writel instead Sascha Hauer
2010-04-23  9:04 ` [PATCH 12/14] pcm043: reimplement lowlevel code in C Sascha Hauer
2010-04-28  2:35   ` Jean-Christophe PLAGNIOL-VILLARD
2010-04-23  9:04 ` [PATCH 13/14] i.MX35: Fix ahbclock calculation Sascha Hauer
2010-04-23  9:04 ` [PATCH 14/14] pcm038: reimplement lowlevel code in C Sascha Hauer
2010-04-26 12:04 ` some more patches for -next Ivo Clarysse

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