RE: [PATCH] ARM: at91: sama5/dts: move hsmc_clk out of nfc node

From: Yang, Wenyou
Date: Tue Feb 23 2016 - 01:03:14 EST




> -----Original Message-----
> From: Ferre, Nicolas
> Sent: 2016年2月22日 20:58
> To: Yang, Wenyou <Wenyou.Yang@xxxxxxxxx>; Rob Herring
> <robh+dt@xxxxxxxxxx>; Pawel Moll <pawel.moll@xxxxxxx>; Mark Brown
> <broonie@xxxxxxxxxx>; Ian Campbell <ijc+devicetree@xxxxxxxxxxxxxx>; Kumar
> Gala <galak@xxxxxxxxxxxxxx>; Alexandre Belloni <alexandre.belloni@free-
> electrons.com>; Jean-Christophe Plagniol-Villard <plagnioj@xxxxxxxxxxxx>;
> Russell King <linux@xxxxxxxxxxxxxxxx>
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx;
> devicetree@xxxxxxxxxxxxxxx; Wu, Josh <Josh.wu@xxxxxxxxx>; Josh Wu
> <rainyfeeling@xxxxxxxxxxx>; Alexandre Belloni <alexandre.belloni@free-
> electrons.com>
> Subject: Re: [PATCH] ARM: at91: sama5/dts: move hsmc_clk out of nfc node
>
> Le 17/02/2016 06:42, Wenyou Yang a écrit :
> > From: Josh Wu <josh.wu@xxxxxxxxx>
> >
> > In sama5d3, sama5d4 chips, pmecc will use the hsmc clock. As pmecc is
> > part of HSMC. So move out hsmc_clk from nfc node to nand node.
> >
> > Signed-off-by: Josh Wu <rainyfeeling@xxxxxxxxxxx>
> > Signed-off-by: Wenyou Yang <wenyou.yang@xxxxxxxxx>
>
> I'm not against this change, but beware, it must be applied in synchronization with
> the patch just posted "[PATCH] mtd: atmel_nand:
> move the hsmc_clk from nfc node to nand node"

Okay, revert the mail address to the original one, keep it consistent.

And add this address to CC.

>
> Bye,
>
>
> > ---
> >
> > arch/arm/boot/dts/sama5d3.dtsi | 2 +-
> > arch/arm/boot/dts/sama5d4.dtsi | 2 +-
> > 2 files changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/arch/arm/boot/dts/sama5d3.dtsi
> > b/arch/arm/boot/dts/sama5d3.dtsi index a532791..a242d27 100644
> > --- a/arch/arm/boot/dts/sama5d3.dtsi
> > +++ b/arch/arm/boot/dts/sama5d3.dtsi
> > @@ -1474,6 +1474,7 @@
> > atmel,nand-has-dma;
> > pinctrl-names = "default";
> > pinctrl-0 = <&pinctrl_nand0_ale_cle>;
> > + clocks = <&hsmc_clk>;
> > atmel,pmecc-lookup-table-offset = <0x0 0x8000>;
> > status = "disabled";
> >
> > @@ -1486,7 +1487,6 @@
> > 0xffffc000 0x00000070 /* NFC HSMC
> regs */
> > 0x00200000 0x00100000 /* NFC
> SRAM banks */
> > >;
> > - clocks = <&hsmc_clk>;
> > };
> > };
> > };
> > diff --git a/arch/arm/boot/dts/sama5d4.dtsi
> > b/arch/arm/boot/dts/sama5d4.dtsi index b8032bc..1499b33 100644
> > --- a/arch/arm/boot/dts/sama5d4.dtsi
> > +++ b/arch/arm/boot/dts/sama5d4.dtsi
> > @@ -295,6 +295,7 @@
> > atmel,nand-has-dma;
> > pinctrl-names = "default";
> > pinctrl-0 = <&pinctrl_nand>;
> > + clocks = <&hsmc_clk>;
> > status = "disabled";
> >
> > nfc@90000000 {
> > @@ -306,7 +307,6 @@
> > 0xfc05c000 0x00000070 /* NFC
> HSMC regs */
> > 0x00100000 0x00100000 /* NFC
> SRAM banks */
> > >;
> > - clocks = <&hsmc_clk>;
> > atmel,write-by-sram;
> > };
> > };
> >
>
>
> --
> Nicolas Ferre


Best Regards,
Wenyou Yang