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Message-ID: <1430233816-32635-5-git-send-email-dinguyen@opensource.altera.com>
Date: Tue, 28 Apr 2015 10:10:16 -0500
From: <dinguyen@...nsource.altera.com>
To: <sboyd@...eaurora.org>, <mturquette@...aro.org>
CC: <dinh.linux@...il.com>, <robh+dt@...nel.org>,
<ijc+devicetree@...lion.org.uk>, <galak@...eaurora.org>,
<mark.rutland@....com>, <pawel.moll@....com>,
<linux-arm-kernel@...ts.infradead.org>,
<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
Dinh Nguyen <dinguyen@...nsource.altera.com>
Subject: [PATCHv2 4/4] Documentation: DT bindings: document the clocks for Arria10
From: Dinh Nguyen <dinguyen@...nsource.altera.com>
Update the bindings document for the clocks on the SoCFPGA Arria10 platform.
Also fix up a spelling error for the "altr,socfpga-perip-clk".
Signed-off-by: Dinh Nguyen <dinguyen@...nsource.altera.com>
---
.../devicetree/bindings/clock/altr_socfpga.txt | 17 +++++++++++------
1 file changed, 11 insertions(+), 6 deletions(-)
diff --git a/Documentation/devicetree/bindings/clock/altr_socfpga.txt b/Documentation/devicetree/bindings/clock/altr_socfpga.txt
index f72e80e..317e9cc 100644
--- a/Documentation/devicetree/bindings/clock/altr_socfpga.txt
+++ b/Documentation/devicetree/bindings/clock/altr_socfpga.txt
@@ -7,11 +7,15 @@ This binding uses the common clock binding[1].
Required properties:
- compatible : shall be one of the following:
"altr,socfpga-pll-clock" - for a PLL clock
- "altr,socfpga-perip-clock" - The peripheral clock divided from the
+ "altr,socfpga-perip-clk" - The peripheral clock divided from the
PLL clock.
"altr,socfpga-gate-clk" - Clocks that directly feed peripherals and
can get gated.
-
+ "altr,socfpga-a10-pll-clock" - for a PLL clock on the Arria10.
+ "altr,socfpga-a10-perip-clk" - The peripheral clock divided from the
+ PLL clock on the Arria10.
+ "altr,socfpga-a10-gate-clk" - Clocks that directly feed peripherals and
+ can be gated.
- reg : shall be the control register offset from CLOCK_MANAGER's base for the clock.
- clocks : shall be the input parent clock phandle for the clock. This is
either an oscillator or a pll output.
@@ -19,10 +23,11 @@ Required properties:
Optional properties:
- fixed-divider : If clocks have a fixed divider value, use this property.
-- clk-gate : For "socfpga-gate-clk", clk-gate contains the gating register
- and the bit index.
-- div-reg : For "socfpga-gate-clk" and "socfpga-periph-clock", div-reg contains
- the divider register, bit shift, and width.
+- clk-gate : For "socfpga-gate-clk" and "altr,socfpga-a10-gate-clk", clk-gate
+ contains the gating register and the bit index.
+- div-reg : For "socfpga-gate-clk", "socfpga-perip-clk",
+ "altr,socfpga-a10-gate-clk", and "altr,socfpga-a10-perip-clk", div-reg
+ contains the divider register, bit shift, and width.
- clk-phase : For the sdmmc_clk, contains the value of the clock phase that controls
the SDMMC CIU clock. The first value is the clk_sample(smpsel), and the second
value is the cclk_in_drv(drvsel). The clk-phase is used to enable the correct
--
2.2.1
--
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