From: s-guiriec@ti•com (Sebastien Guiriec)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v2 0/5] ARM: OMAP4: Enable AESS IP.
Date: Fri, 18 Jan 2013 15:47:38 +0100 [thread overview]
Message-ID: <50F9608A.8060102@ti.com> (raw)
In-Reply-To: <1357743792-13917-1-git-send-email-s-guiriec@ti.com>
Paul, Benoit,
Any comments before I resend the serie with the minor comment for Felipe?
Sebastien
On 01/09/2013 04:03 PM, Sebastien Guiriec wrote:
> v2:
> - Add missing AESS memory banks.
> - Update the serie base on comments related earlier serie:
> http://www.mail-archive.com/linux-omap at vger.kernel.org/msg69853.html
>
> The location of the callback has been updated in order to fit with AESS.
> Some call of PM runtime can be done by ASoC core when AESS is in RET so
> we need to ensure that the additional callback is call on enable
> also in order to have clock correctly stop.
>
> v1:
> ARM: OMAP4: Enable AESS IP.
>
> This patch serie extends the the hwmod HWMOD_EXT_OPT_MAIN_CLK flag for the
> AESS IP. This IP has additional register for Auto Gatting configuration. As
> it is used only for Audio the driver is not always loaded. We can reuse the
> same flag as McPDM to work around the HW problem due to bad reset value of
> AESS Auto gatting configuration register.
>
> If we try to setup and reset AESS during boot time without this serie the
> next clocks will still remain enable.
>
> omapconf abe cfg:
> |--------------------------------------------------------------|
> | ABE Clock Domain Configuration |
> |--------------------------------|-----------------------------|
> | Clock State Transition control | HW-Auto |
> | Clock State | |
> | ABE_24M_FCLK | GATED |
> | ABE_ALWON_32K_CLK | GATED |
> | ABE_SYSCLK | GATED |
> | 24M_FCLK | GATED |
> | ABE_ICLK2 | RUNNING |
> | DPLL_ABE_X2_CLK | RUNNING |
> | PAD_CLKS | GATED |
> | SLIMBUS_CLK | GATED |
> | OPP Divider | ABE_CLK = DPLL_ABE_X2_CLK/1 |
> |--------------------------------------------------------------|
>
> Paul Walmsley (3):
> ARM: OMAP2+: hwmod: add enable_preprogram hook
> ASoC: TI AESS: add autogating-enable function, callable from
> architecture code
> ARM: OMAP4+: AESS: enable internal auto-gating during initial setup
>
> Sebastien Guiriec (2):
> OMAP4: hwmod data: Enable AESS hwmod device
> OMAP4: hwmod data: Update AESS data with memory bank area
>
> arch/arm/mach-omap2/Makefile | 2 +-
> arch/arm/mach-omap2/omap_hwmod.c | 18 ++++++++++
> arch/arm/mach-omap2/omap_hwmod.h | 8 +++++
> arch/arm/mach-omap2/omap_hwmod_44xx_data.c | 49 +++++++++++++++++++++++--
> arch/arm/mach-omap2/omap_hwmod_reset.c | 52 +++++++++++++++++++++++++++
> include/sound/aess.h | 53 ++++++++++++++++++++++++++++
> 6 files changed, 178 insertions(+), 4 deletions(-)
> create mode 100644 arch/arm/mach-omap2/omap_hwmod_reset.c
> create mode 100644 include/sound/aess.h
>
next prev parent reply other threads:[~2013-01-18 14:47 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-09 15:03 [PATCH v2 0/5] ARM: OMAP4: Enable AESS IP Sebastien Guiriec
2013-01-09 15:03 ` [PATCH v2 1/5] ARM: OMAP2+: hwmod: add enable_preprogram hook Sebastien Guiriec
2013-01-09 15:07 ` Felipe Balbi
2013-01-09 15:03 ` [PATCH v2 2/5] ASoC: TI AESS: add autogating-enable function, callable from architecture code Sebastien Guiriec
2013-01-09 15:41 ` Mark Brown
2013-01-09 15:03 ` [PATCH v2 3/5] ARM: OMAP4+: AESS: enable internal auto-gating during initial setup Sebastien Guiriec
2013-01-09 15:03 ` [PATCH v2 4/5] OMAP4: hwmod data: Enable AESS hwmod device Sebastien Guiriec
2013-01-09 15:03 ` [PATCH v2 5/5] OMAP4: hwmod data: Update AESS data with memory bank area Sebastien Guiriec
2013-02-10 19:19 ` Paul Walmsley
2013-01-18 14:47 ` Sebastien Guiriec [this message]
2013-01-21 1:54 ` [PATCH v2 0/5] ARM: OMAP4: Enable AESS IP Paul Walmsley
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