Linux-ARM-Kernel Archive on lore.kernel.org
 help / color / mirror / Atom feed
From: pavel@ucw.cz (Pavel Machek)
To: linux-arm-kernel@lists.infradead.org
Subject: Disable CF during suspend
Date: Sat, 21 May 2011 11:43:26 +0200	[thread overview]
Message-ID: <20110521094326.GB26323@elf.ucw.cz> (raw)


Disable SPITZ_SCP_CF_POWER during suspend. Otherwise it eats battery,
fast. Thanks to Stanislav Brabec.
    
Signed-off-by: Pavel Machek <pavel@ucw.cz>
    
diff --git a/arch/arm/mach-pxa/include/mach/spitz.h b/arch/arm/mach-pxa/include/mach/spitz.h
index 685749a..06b7cbc 100644
--- a/arch/arm/mach-pxa/include/mach/spitz.h
+++ b/arch/arm/mach-pxa/include/mach/spitz.h
@@ -96,7 +96,7 @@
 #define SPITZ_SCP_CHRG_ON       SCOOP_GPCR_PA13  /* Keep */
 #define SPITZ_SCP_MUTE_L        SCOOP_GPCR_PA14  /* Low */
 #define SPITZ_SCP_MUTE_R        SCOOP_GPCR_PA15  /* Low */
-#define SPITZ_SCP_CF_POWER      SCOOP_GPCR_PA16  /* Keep */
+#define SPITZ_SCP_CF_POWER      SCOOP_GPCR_PA16  /* Low, CF card eats power */
 #define SPITZ_SCP_LED_ORANGE    SCOOP_GPCR_PA17  /* Keep */
 #define SPITZ_SCP_JK_A          SCOOP_GPCR_PA18  /* Low */
 #define SPITZ_SCP_ADC_TEMP_ON   SCOOP_GPCR_PA19  /* Low */
@@ -105,7 +105,7 @@
                                SPITZ_SCP_MUTE_L | SPITZ_SCP_MUTE_R | \
                                SPITZ_SCP_CF_POWER | SPITZ_SCP_JK_A | SPITZ_SCP_ADC_TEMP_ON)
 #define SPITZ_SCP_IO_OUT      (SPITZ_SCP_CHRG_ON | SPITZ_SCP_MUTE_L | SPITZ_SCP_MUTE_R)
-#define SPITZ_SCP_SUS_CLR     (SPITZ_SCP_MUTE_L | SPITZ_SCP_MUTE_R | SPITZ_SCP_JK_A | SPITZ_SCP_ADC_TEMP_ON)
+#define SPITZ_SCP_SUS_CLR     (SPITZ_SCP_MUTE_L | SPITZ_SCP_MUTE_R | SPITZ_SCP_JK_A | SPITZ_SCP_ADC_TEMP_ON | SPITZ_SCP_CF_POWER)
 #define SPITZ_SCP_SUS_SET     0
 
 #define SPITZ_SCP_GPIO_BASE	(NR_BUILTIN_GPIO)

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

             reply	other threads:[~2011-05-21  9:43 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-21  9:43 Pavel Machek [this message]
2011-05-21 14:27 ` Disable CF during suspend Stanislav Brabec
2011-05-21 14:35   ` Pavel Machek
2011-06-06 13:05 ` Cyril Hrubis

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20110521094326.GB26323@elf.ucw.cz \
    --to=pavel@ucw.cz \
    --cc=linux-arm-kernel@lists.infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox