linux-kernel - [PATCH] power: reset: at91-reset: fix power down register

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Date:	Mon, 20 Oct 2014 20:27:09 +0200
From:	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
To:	Nicolas Ferre <nicolas.ferre@...el.com>,
	Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>,
	Dmitry Eremin-Solenikov <dbaryshkov@...il.com>,
	David Woodhouse <dwmw2@...radead.org>
Cc:	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	Boris Brezillon <boris.brezillon@...e-electrons.com>,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	Alexandre Belloni <alexandre.belloni@...e-electrons.com>
Subject: [PATCH] power: reset: at91-reset: fix power down register

In the case of at91sam9g45_restart(), the driver is writing
AT91_DDRSDRC_LPCB_POWER_DOWN to AT91_DDRSDRC_RTR, this should actually be
AT91_DDRSDRC_LPR.

Signed-off-by: Alexandre Belloni <alexandre.belloni@...e-electrons.com>
---
 drivers/power/reset/at91-reset.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/power/reset/at91-reset.c b/drivers/power/reset/at91-reset.c
index 3611806c9cfd..3cb36693343a 100644
--- a/drivers/power/reset/at91-reset.c
+++ b/drivers/power/reset/at91-reset.c
@@ -100,11 +100,11 @@ static void at91sam9g45_restart(enum reboot_mode mode, const char *cmd)
 		/* Disable SDRAM0 accesses */
 		"1:	str	%3, [%0, #" __stringify(AT91_DDRSDRC_RTR) "]\n\t"
 		/* Power down SDRAM0 */
-		"	str	%4, [%0, #" __stringify(AT91_DDRSDRC_RTR) "]\n\t"
+		"	str	%4, [%0, #" __stringify(AT91_DDRSDRC_LPR) "]\n\t"
 		/* Disable SDRAM1 accesses */
 		"	strne	%3, [%1, #" __stringify(AT91_DDRSDRC_RTR) "]\n\t"
 		/* Power down SDRAM1 */
-		"	strne	%4, [%1, #" __stringify(AT91_DDRSDRC_RTR) "]\n\t"
+		"	strne	%4, [%1, #" __stringify(AT91_DDRSDRC_LPR) "]\n\t"
 		/* Reset CPU */
 		"	str	%5, [%2, #" __stringify(AT91_RSTC_CR) "]\n\t"
 
-- 
1.9.1

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