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SubjectRE: [PATCH v2 00/14] ARM: imx7ulp: add cpufreq using cpufreq-dt
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Hi Shawn,

> Subject: [PATCH v2 00/14] ARM: imx7ulp: add cpufreq using cpufreq-dt

Is it possible for you to pick up patch 1~8, 12? Or any comments?

Thanks,
Peng.

>
> From: Peng Fan <peng.fan@nxp.com>
>
> V2:
> Per Stephen's comments, I drop the cpuv2 clk code, and find another
> solution to change ARM clk Included get_intermediate/target_intermedate
> for cpufreq-dt Add i.MX7ULP intermedidate implementation.
> Per Fabio's comments, disallow HSRUN when LDO enabled.
> Add dt-bindings and pmc node
>
> V1:
> https://patchwork.kernel.org/patch/11364609/
>
> This patchset aims to use cpufreq-dt for i.MX7ULP to avoid plaform specific
> cpufreq driver. i.MX7ULP has some specicial requirements to change ARM
> core clock, see patch 11/13,
> "cpufreq: imx-cpufreq-dt: support i.MX7ULP"
>
> Patch [1,2]/13: add pmc bindings and node. We need read pmc registers
> to get system info.
> Patch [3-6]/13: i.MX7ULP clk pfd/pll code change to make sure to get the
> expected pfd output clk. For RUN/HSRUN clock, we use API
> imx_clk_hw_cpu to make sure RUN or HSRUN could not shutdown clock
> output.
>
> Patch [7-8]/13: Make sure we could run into HSRUN mode and not when LDO
> enabled.
>
> Patch 9/13: let cpufred-dt could have get_intermediate/target_intermediate
> hooks to allow platform specific freq set.
>
> Patch [10-12]/13: i.MX7ULP cpufreq support
>
> Patch 13/13: Test dts, should not apply.
>
> For rpmsg/vitio part, I have posted patchset, if you wanna rpmsg regulator:
> https://patchwork.kernel.org/cover/11390481/
>
> Anson Huang (1):
> clk: imx: Fix division by zero warning on pfdv2
>
> Peng Fan (13):
> dt-bindings: fsl: add i.MX7ULP PMC binding doc
> ARM: dts: imx7ulp: add pmc node
> clk: imx: pfdv2: switch to use determine_rate
> clk: imx: pfdv2: determine best parent rate
> clk: imx: pllv4: use prepare/unprepare
> clk: imx7ulp: make it easy to change ARM core clk
> ARM: imx: imx7ulp: support HSRUN mode
> ARM: imx: cpuidle-imx7ulp: Stop mode disallowed when HSRUN
> cpufreq: dt: Allow platform specific intermediate callbacks
> cpufreq: Add i.MX7ULP to cpufreq-dt-platdev blacklist
> cpufreq: imx-cpufreq-dt: support i.MX7ULP
> ARM: imx7ulp: enable cpufreq
> [Do not Apply] ARM: dts: imx7ulp: add cpu OPP points
>
> .../bindings/arm/freescale/imx7ulp_pmc.yaml | 32 +++++++++
> arch/arm/boot/dts/imx7ulp.dtsi | 38 ++++++++++
> arch/arm/mach-imx/common.h | 1 +
> arch/arm/mach-imx/cpuidle-imx7ulp.c | 14 +++-
> arch/arm/mach-imx/mach-imx7ulp.c | 3 +
> arch/arm/mach-imx/pm-imx7ulp.c | 25 +++++++
> drivers/clk/imx/clk-imx7ulp.c | 6 +-
> drivers/clk/imx/clk-pfdv2.c | 61
> +++++++++++-----
> drivers/clk/imx/clk-pllv4.c | 12 ++--
> drivers/cpufreq/cpufreq-dt-platdev.c | 1 +
> drivers/cpufreq/cpufreq-dt.c | 4 ++
> drivers/cpufreq/cpufreq-dt.h | 4 ++
> drivers/cpufreq/imx-cpufreq-dt.c | 83
> +++++++++++++++++++++-
> include/dt-bindings/clock/imx7ulp-clock.h | 5 +-
> 14 files changed, 257 insertions(+), 32 deletions(-) create mode 100644
> Documentation/devicetree/bindings/arm/freescale/imx7ulp_pmc.yaml
>
> --
> 2.16.4

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