From mboxrd@z Thu Jan 1 00:00:00 1970 From: sbranden@broadcom.com (Scott Branden) Date: Fri, 10 Oct 2014 12:11:37 -0700 Subject: [PATCH V4 5/7] ARM: dts: Enable Broadcom Cygnus SoC In-Reply-To: <6003834.vKPhBNUdsz@wuerfel> References: <1412894671-5921-6-git-send-email-sbranden@broadcom.com> <6003834.vKPhBNUdsz@wuerfel> Message-ID: <54382F69.3060607@broadcom.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 14-10-10 03:08 AM, Arnd Bergmann wrote: > On Thursday 09 October 2014 15:44:29 Scott Branden wrote: >> + >> + lcpll: lcpll at 0301d02c { >> + #clock-cells = <0>; >> + compatible = "brcm,cygnus-lcpll-clk"; >> + reg = <0x0301d02c 0x1c>; >> + clocks = <&osc>; >> + }; >> + >> + genpll: genpll at 0301d000 { >> + #clock-cells = <0>; >> + compatible = "brcm,cygnus-genpll-clk"; >> + reg = <0x0301d000 0x2c>, >> + <0x180AA024 0x4>, >> + <0x0301C020 0x4>; >> + clocks = <&osc>; >> + }; >> + > > To be honest, I'm not too happy about the way you specify a single > register for each clock as a global 'reg' property. I'm not happy with this either. Will rework. > > Presumably each of these registers is part of an IP block that does > multiple things, so it would be better to start out with a binding > for each IP block. How many of these blocks are used for clocks, and > what do they do? Clocks are a little scattered in the chip and don't make a lot of sense for easy software programming. Will look at how to change bindings so they are flexible to work on other generations. > > Arnd >