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From: hotran@apm.com (Hoan Tran)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 0/3] clk: xgene: Add PMD clock support
Date: Fri,  2 Sep 2016 17:40:52 -0700	[thread overview]
Message-ID: <1472863255-32337-1-git-send-email-hotran@apm.com> (raw)

Add X-Gene PMD clock support.

PMD clock is implemented for a single register field.
  Output rate = parent_rate * (denominator - scale) / denominator
with
  - denominator = bitmask of register field + 1
  - scale = value of register field

For example, for bitmask is 0x7, denominator will be 8 and scale
will be computed and programmed accordingly.

v2
 * Imply clock shift and width by the compatible string as Rob's comments

v1
 * Initial

Hoan Tran (3):
  Documentation: dtb: xgene: Add PMD clock binding
  clk: xgene: Add PMD clock
  arm64: dts: xgene: Add DT node for APM X-Gene 2 CPU clocks

 Documentation/devicetree/bindings/clock/xgene.txt |  18 ++
 arch/arm64/boot/dts/apm/apm-shadowcat.dtsi        |  56 ++++++
 drivers/clk/clk-xgene.c                           | 221 ++++++++++++++++++++++
 3 files changed, 295 insertions(+)

-- 
1.9.1

             reply	other threads:[~2016-09-03  0:40 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-03  0:40 Hoan Tran [this message]
2016-09-03  0:40 ` [PATCH v2 1/3] Documentation: dtb: xgene: Add PMD clock binding Hoan Tran
2016-09-12 15:37   ` Rob Herring
2016-09-12 18:23     ` Hoan Tran
2016-09-03  0:40 ` [PATCH v2 2/3] clk: xgene: Add PMD clock Hoan Tran
2016-09-03  0:40 ` [PATCH v2 3/3] arm64: dts: xgene: Add DT node for APM X-Gene 2 CPU clocks Hoan Tran

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