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From: tony@atomide•com (Tony Lindgren)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH 1/4] ARM: OMAP3 PM: Fix IO Daisychain sequence
Date: Tue, 4 Oct 2011 11:54:15 -0700	[thread overview]
Message-ID: <20111004185415.GV6324@atomide.com> (raw)
In-Reply-To: <1317750724-32553-2-git-send-email-vishwanath.bs@ti.com>

* Vishwanath BS <vishwanath.bs@ti•com> [111004 10:25]:
> @@ -105,7 +105,7 @@ static void omap3_enable_io_chain(void)
>  		/* Do a readback to assure write has been done */
>  		omap2_prm_read_mod_reg(WKUP_MOD, PM_WKEN);
>  
> -		while (!(omap2_prm_read_mod_reg(WKUP_MOD, PM_WKEN) &
> +		while (!(omap2_prm_read_mod_reg(WKUP_MOD, PM_WKST) &
>  			 OMAP3430_ST_IO_CHAIN_MASK)) {
>  			timeout++;
>  			if (timeout > 1000) {

Checking for PM_WKST here makes sense..

> @@ -114,7 +114,7 @@ static void omap3_enable_io_chain(void)
>  				return;
>  			}
>  			omap2_prm_set_mod_reg_bits(OMAP3430_ST_IO_CHAIN_MASK,
> -					     WKUP_MOD, PM_WKEN);
> +					     WKUP_MOD, PM_WKST);
>  		}
>  	}
>  }

..but are you sure you also want to write into PM_WKST?

Tony

  reply	other threads:[~2011-10-04 18:54 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-10-04 17:52 [PATCH 0/4] ARM: OMAP3PLUS PM: Add IO Daisychain support via hwmod mux Vishwanath BS
2011-10-04 17:52 ` [PATCH 1/4] ARM: OMAP3 PM: Fix IO Daisychain sequence Vishwanath BS
2011-10-04 18:54   ` Tony Lindgren [this message]
2011-10-04 20:47   ` Kevin Hilman
2011-10-05  4:19     ` Vishwanath Sripathy
2011-10-07  8:19   ` Paul Walmsley
2011-10-07 10:04     ` Vishwanath Sripathy
2011-10-04 17:52 ` [PATCH 2/4] ARM: OMAP4 PM: Add IO Daisychain support Vishwanath BS
2011-10-07  8:13   ` Paul Walmsley
2011-10-07 10:03     ` Vishwanath Sripathy
2011-10-04 17:52 ` [PATCH 3/4] ARM: OMAP3 PM: Enable IO Wake up Vishwanath BS
2011-10-04 17:52 ` [PATCH 4/4] ARM: OMAP3PLUS PM: Add IO Daisychain support via hwmod mux Vishwanath BS

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