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cpufreq: imx-cpufreq-dt: Add i.MX8MN support 

i.MX8MN is a new SoC of i.MX8M series, it also uses speed
grading and market segment fuses for OPP definitions, add
support for this SoC.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Anson Huang 2019-07-08 11:03:08 +08:00 committed by Rafael J. Wysocki
parent 18c49926c4
commit 5b8010ba70
1 changed files with 2 additions and 1 deletions
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3
drivers/cpufreq/imx-cpufreq-dt.c
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@ -44,10 +44,11 @@ static int imx_cpufreq_dt_probe(struct platform_device *pdev)
* According to datasheet minimum speed grading is not supported for
* consumer parts so clamp to 1 to avoid warning for "no OPPs"
*
* Applies to 8mq and 8mm.
* Applies to i.MX8M series SoCs.
*/
if (mkt_segment == 0 && speed_grade == 0 && (
of_machine_is_compatible("fsl,imx8mm") ||
of_machine_is_compatible("fsl,imx8mn") ||
of_machine_is_compatible("fsl,imx8mq")))
speed_grade = 1;