[PATCH v3 0/3] Fix Arndale Octa/Peach Pi boot on Audio subsystem clocks
Krzysztof Kozlowski
k.kozlowski at samsung.com
Thu Dec 4 02:52:43 PST 2014
On czw, 2014-12-04 at 11:47 +0100, Krzysztof Kozlowski wrote:
> Hi,
>
>
> Changes since v2
> ================
> 1. Patch 1 applied ("clk: samsung: Fix double add of syscore ops after
> driver rebind"), remove it.
> 2. Squash patch 5 with "clk: samsung: Fix clock disable
> failure because domain being gated". Suggested by Sylwester.
> 3. Patch 1/3: Fix issues pointed by Sylwester.
> 4. Patch 2/3: Fix redundant clk_disable when removing driver (clk is
> already disabled). Add missing check !=null when removing driver.
> 5. Patch 3/3: Extend commit message.
Aaa, I forgot to add tested-by Javier Martinez Canillas
<javier.martinez at collabora.co.uk>
https://lkml.org/lkml/2014/11/26/420
These are minor changes so I think the "tested-by" still applies.
If patches are OK and someone applies the, please don't forget about
that tag.
Best regards,
Krzysztof
>
> Changes since v1
> ================
> 1. clocks-audss: Reimplement own clock register functions instead
> changing clk API. Minor fixes. (after idea from Tomasz Figa)
> 2. Add new patches: fix for pinctrl and minor fixes in clk-audss.
>
> Description
> ===========
> This patchset tries to solve dependency between AudioSS components
> (clocks and GPIO) and main clock controller on Exynos 5420 platform.
>
> This solves boot failure of Peach Pi/Pit and Arndale Octa [1].
>
> Any access to memory of audss block (like checking if clock is enabled
> or configuring GPIO) will hang if main audss clock is gated.
>
> Tested on Arndale Octa board.
>
> [1] http://www.spinics.net/lists/linux-samsung-soc/msg39331.html
>
> Best regards,
> Krzysztof Kozlowski
>
>
> Krzysztof Kozlowski (3):
> clk: samsung: Fix clock disable failure because domain being gated
> pinctrl: exynos: Fix GPIO setup failure because domain clock being
> gated
> ARM: dts: exynos5420: Add clock for audss pinctrl (fixing GPIO setup
> failure)
>
> .../bindings/pinctrl/samsung-pinctrl.txt | 6 +
> arch/arm/boot/dts/exynos5420-pinctrl.dtsi | 3 +
> drivers/clk/samsung/clk-exynos-audss.c | 357 ++++++++++++++++++---
> drivers/pinctrl/samsung/pinctrl-samsung.c | 111 ++++++-
> drivers/pinctrl/samsung/pinctrl-samsung.h | 2 +
> 5 files changed, 436 insertions(+), 43 deletions(-)
>
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