linux-kernel - Re: [PATCH v5 0/6] MSM8998 Multimedia Clock Controller

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Message-ID: <f151d380-4ac5-cb1a-4244-9e4e8e2134d8@codeaurora.org>
Date:   Wed, 19 Jun 2019 09:45:44 -0600
From:   Jeffrey Hugo <jhugo@...eaurora.org>
To:     sboyd@...nel.org
Cc:     agross@...nel.org, bjorn.andersson@...aro.org,
        marc.w.gonzalez@...e.fr, mturquette@...libre.com,
        robh+dt@...nel.org, mark.rutland@....com,
        linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH v5 0/6] MSM8998 Multimedia Clock Controller

On 6/12/2019 1:10 PM, Jeffrey Hugo wrote:
> The multimedia clock controller (mmcc) is the main clock controller for
> the multimedia subsystem and is required to enable things like display and
> camera.
> 
> v5:
> -handle the case where gcc uses rpmcc for xo, but the link is not specified in dt
> -have gcc select rpmcc
> 
> v4:
> -fix makefile to use correct config item
> -pick up tags
> -fix ordering of clocks and clock-names in dt
> -drop MODULE_ALIAS
> -wait for xo in mmcc since that was found to be useful in some debug configs
> 
> v3:
> -Rebase onto linux-next to get the final version of the clk parent rewrite
> series
> -Moved the bindings header to the bindings patch per Rob
> -Made xo manditory for GCC to work around the lack of clk orphan probe defer
> to avoid the uart console glitch
> 
> v2:
> -Rebased on the "Rewrite clk parent handling" series and updated to the clk init
> mechanisms introduced there.
> -Marked XO clk as CLK_IGNORE_UNUSED to avoid the concern about the XO going away
> "incorrectly" during late init
> -Corrected the name of the XO clock to "xo"
> -Dropped the fake XO clock in GCC to prevent a namespace conflict
> -Fully enumerated the external clocks (DSI PLLs, etc) in the DT binding
> -Cleaned up the weird newlines in the added DT node
> -Added DT header file to msm8998 DT for future clients
> 
> Jeffrey Hugo (6):
>    dt-bindings: clock: Document external clocks for MSM8998 gcc
>    arm64: dts: msm8998: Add xo clock to gcc node
>    clk: qcom: smd: Add XO clock for MSM8998
>    dt-bindings: clock: Add support for the MSM8998 mmcc
>    clk: qcom: Add MSM8998 Multimedia Clock Controller (MMCC) driver
>    arm64: dts: qcom: msm8998: Add mmcc node
> 
>   .../devicetree/bindings/clock/qcom,gcc.txt    |   10 +
>   .../devicetree/bindings/clock/qcom,mmcc.txt   |   21 +
>   arch/arm64/boot/dts/qcom/msm8998.dtsi         |   16 +
>   drivers/clk/qcom/Kconfig                      |    9 +
>   drivers/clk/qcom/Makefile                     |    1 +
>   drivers/clk/qcom/clk-smd-rpm.c                |   24 +-
>   drivers/clk/qcom/gcc-msm8998.c                |   29 +-
>   drivers/clk/qcom/mmcc-msm8998.c               | 2915 +++++++++++++++++
>   include/dt-bindings/clock/qcom,mmcc-msm8998.h |  210 ++
>   9 files changed, 3214 insertions(+), 21 deletions(-)
>   create mode 100644 drivers/clk/qcom/mmcc-msm8998.c
>   create mode 100644 include/dt-bindings/clock/qcom,mmcc-msm8998.h
> 

Stephen, is there any chance for this series to make 5.3?

-- 
Jeffrey Hugo
Qualcomm Datacenter Technologies as an affiliate of Qualcomm 
Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the
Code Aurora Forum, a Linux Foundation Collaborative Project.