lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Wed, 13 Sep 2017 12:40:32 -0500 From: Rob Herring <robh@...nel.org> To: Tirupathi Reddy <tirupath@...eaurora.org> Cc: sboyd@...eaurora.org, mturquette@...libre.com, mark.rutland@....com, andy.gross@...aro.org, david.brown@...aro.org, linux-clk@...r.kernel.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org, linux-soc@...r.kernel.org Subject: Re: [PATCH V3] clk: qcom: Add spmi_pmic clock divider support On Wed, Sep 06, 2017 at 05:30:07PM +0530, Tirupathi Reddy wrote: > Clkdiv module provides a clock output on the PMIC with CXO as > the source. This clock can be routed through PMIC GPIOs. Add > a device driver to configure this clkdiv module. > > Signed-off-by: Tirupathi Reddy <tirupath@...eaurora.org> > --- > .../bindings/clock/clk-spmi-pmic-div.txt | 51 +++ > drivers/clk/qcom/Kconfig | 9 + > drivers/clk/qcom/Makefile | 1 + > drivers/clk/qcom/clk-spmi-pmic-div.c | 342 +++++++++++++++++++++ > 4 files changed, 403 insertions(+) > create mode 100644 Documentation/devicetree/bindings/clock/clk-spmi-pmic-div.txt > create mode 100644 drivers/clk/qcom/clk-spmi-pmic-div.c > > diff --git a/Documentation/devicetree/bindings/clock/clk-spmi-pmic-div.txt b/Documentation/devicetree/bindings/clock/clk-spmi-pmic-div.txt > new file mode 100644 > index 0000000..8b84b32 > --- /dev/null > +++ b/Documentation/devicetree/bindings/clock/clk-spmi-pmic-div.txt > @@ -0,0 +1,51 @@ > +Qualcomm Technologies, Inc. SPMI PMIC clock divider (clkdiv) > + > +clkdiv configures the clock frequency of a set of outputs on the PMIC. > +These clocks are typically wired through alternate functions on > +gpio pins. > + > +======================= > +Properties > +======================= > + > +- compatible > + Usage: required > + Value type: <string> > + Definition: must be one of: > + "qcom,spmi-clkdiv" If this is not a fallback, drop it. > + "qcom,pm8998-clkdiv" > + > +- reg > + Usage: required > + Value type: <prop-encoded-array> > + Definition: Addresses and sizes for the memory of this CLKDIV > + peripheral. > + > +- clocks: > + Usage: required > + Value type: <prop-encoded-array> > + Definition: reference to the xo clock. > + > +- clock-names: > + Usage: required > + Value type: <stringlist> > + Definition: must be "xo". Missing #clock-cells > + > +======= > +Example > +======= > + > +pm8998_clk_divs: qcom,clkdiv@...0 { clock@...0 > + compatible = "qcom,pm8998-clkdiv"; > + reg = <0x5b00>; > + #clock-cells = <1>; > + clocks = <&xo_board>; > + clock-names = "xo"; > + > + assigned-clocks = <&pm8998_clk_divs 1>, > + <&pm8998_clk_divs 2>, > + <&pm8998_clk_divs 3>; > + assigned-clock-rates = <9600000>, > + <9600000>, > + <9600000>; > +};
Powered by blists - more mailing lists