[PATCH 1/3] dt-bindings: qoriq-clock: Add coreclk
From: robh@kernel.org (Rob Herring)
Date: 2017-01-27 22:38:19
Also in:
linux-clk, linux-devicetree
On Wed, Jan 25, 2017 at 02:19:21AM -0600, Scott Wood wrote:
quoted hunk ↗ jump to hunk
ls1012a has separate input root clocks for core PLLs versus the platform PLL, with the latter described as sysclk in the hw docs. Update the qoriq-clock binding to allow a second input clock, named "coreclk". If present, this clock will be used for the core PLLs. Signed-off-by: Scott Wood <oss@buserror.net> Cc: devicetree at vger.kernel.org --- Documentation/devicetree/bindings/clock/qoriq-clock.txt | 6 ++++++ 1 file changed, 6 insertions(+)diff --git a/Documentation/devicetree/bindings/clock/qoriq-clock.txt b/Documentation/devicetree/bindings/clock/qoriq-clock.txt index df9cb5a..97a9666 100644 --- a/Documentation/devicetree/bindings/clock/qoriq-clock.txt +++ b/Documentation/devicetree/bindings/clock/qoriq-clock.txt@@ -55,6 +55,11 @@ Optional properties: - clocks: If clock-frequency is not specified, sysclk may be provided as an input clock. Either clock-frequency or clocks must be provided. + A second input clock, called "coreclk", may be provided if + core PLLs are based on a different input clock from the + platform PLL. +- clock-names: Required if a coreclk is present. Valid names are + "sysclk" and "coreclk".
'clk' part is redundant.
quoted hunk ↗ jump to hunk
2. Clock Provider@@ -71,6 +76,7 @@ second cell is the clock index for the specified type. 2 hwaccel index (n in CLKCGnHWACSR) 3 fman 0 for fm1, 1 for fm2 4 platform pll 0=pll, 1=pll/2, 2=pll/3, 3=pll/4 + 5 coreclk must be 0 3. Example-- 2.7.4 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo at vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html