From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tero Kristo Subject: Re: [PATCH] reset: ti-rstctrl: use the reset-simple driver Date: Tue, 16 Jan 2018 08:50:52 +0200 Message-ID: <77e146f7-4431-8ce6-6299-330f052bebe0@ti.com> References: <20180116011159.1386-1-tony@atomide.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20180116011159.1386-1-tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org> Content-Language: en-US Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Tony Lindgren , Philipp Zabel , Paul Parsons Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Dave Gerlach , Mark Rutland , Nishant Menon , Philipp Zabel , Rob Herring , Suman Anna List-Id: devicetree@vger.kernel.org On 16/01/18 03:11, Tony Lindgren wrote: > We can support the RSTCTRL reset registers on many TI SoCs with > reset-simple. > > Cc: Dave Gerlach > Cc: Mark Rutland > Cc: Nishant Menon > Cc: Philipp Zabel > Cc: Rob Herring > Cc: Suman Anna > Cc: Tero Kristo > Signed-off-by: Tony Lindgren > --- > > That's all there is to it :) Naturally this can wait for v4.17 > if necessary. Thats pretty neat. :) -Tero > > --- > .../devicetree/bindings/reset/ti-rstctrl.txt | 29 ++++++++++++++++++++++ > drivers/reset/Kconfig | 2 +- > drivers/reset/reset-simple.c | 1 + > 3 files changed, 31 insertions(+), 1 deletion(-) > create mode 100644 Documentation/devicetree/bindings/reset/ti-rstctrl.txt > > diff --git a/Documentation/devicetree/bindings/reset/ti-rstctrl.txt b/Documentation/devicetree/bindings/reset/ti-rstctrl.txt > new file mode 100644 > --- /dev/null > +++ b/Documentation/devicetree/bindings/reset/ti-rstctrl.txt > @@ -0,0 +1,29 @@ > +TI RSTCTRL Reset Controller > + > +Required properties: > +- compatible : "ti,rstctrl" > +- reg : Should contain 1 register ranges(address and length) > +- #reset-cells: 1 > + > +Example: > + > + prcm: prcm@200000 { > + compatible = "ti,am3-prcm", "simple-bus"; > + reg = <0x200000 0x4000>; > + #address-cells = <1>; > + #size-cells = <1>; > + ranges = <0 0x200000 0x4000>; > + > + prm_gfx: prm@1100 { > + compatible = "simple-bus"; > + #address-cells = <1>; > + #size-cells = <1>; > + ranges = <0 0x1100 0x100>; > + > + gfx_rstctrl: rstctrl@4 { > + reg = <0x4 0x4>; > + #reset-cells = <1>; > + compatible = "ti,rstctrl"; > + }; > + }; > + }; > diff --git a/drivers/reset/Kconfig b/drivers/reset/Kconfig > --- a/drivers/reset/Kconfig > +++ b/drivers/reset/Kconfig > @@ -83,7 +83,7 @@ config RESET_PISTACHIO > > config RESET_SIMPLE > bool "Simple Reset Controller Driver" if COMPILE_TEST > - default ARCH_SOCFPGA || ARCH_STM32 || ARCH_STRATIX10 || ARCH_SUNXI || ARCH_ZX > + default ARCH_OMAP2PLUS || ARCH_SOCFPGA || ARCH_STM32 || ARCH_STRATIX10 || ARCH_SUNXI || ARCH_ZX > help > This enables a simple reset controller driver for reset lines that > that can be asserted and deasserted by toggling bits in a contiguous, > diff --git a/drivers/reset/reset-simple.c b/drivers/reset/reset-simple.c > --- a/drivers/reset/reset-simple.c > +++ b/drivers/reset/reset-simple.c > @@ -123,6 +123,7 @@ static const struct of_device_id reset_simple_dt_ids[] = { > { .compatible = "st,stm32-rcc", }, > { .compatible = "allwinner,sun6i-a31-clock-reset", > .data = &reset_simple_active_low }, > + { .compatible = "ti,rstctrl", }, > { .compatible = "zte,zx296718-reset", > .data = &reset_simple_active_low }, > { /* sentinel */ }, > -- Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html