Message ID | 1519647518-15579-3-git-send-email-michel.pollet@bp.renesas.com (mailing list archive) |
---|---|
State | Changes Requested |
Delegated to: | Simon Horman |
Headers | show |
Hi Michel, On Mon, Feb 26, 2018 at 1:18 PM, Michel Pollet <michel.pollet@bp.renesas.com> wrote: > Only enables the uart0 for now, and also relies on the bootloader > for setting up the clocks and pinctrl. > > Signed-off-by: Michel Pollet <michel.pollet@bp.renesas.com> Thanks for your patch! This should be split in two parts: > Documentation/devicetree/bindings/arm/shmobile.txt | 2 ++ 1. DT bindings > arch/arm/boot/dts/rzn1d400-db.dts | 25 ++++++++++++++++++++++ 2. Board DTS + (missing) arch/arm/boot/dts/Makefile update. > --- /dev/null > +++ b/arch/arm/boot/dts/rzn1d400-db.dts Why the 400? 400-pin package? Please follow <SoC>-<board>.dts naming convention, i.e. r9a06g032-rzn1d-db.dts > @@ -0,0 +1,25 @@ > +/* > + * Device Tree Source for the RZN1D-DB Board > + * > + * Copyright (C) 2018 Renesas Electronics Europe Limited > + * > + * SPDX-License-Identifier: GPL-2.0 > + */ > + > +/dts-v1/; > + > +#include "rzn1.dtsi" > + > +/ { > + model = "RZN1D-DB Board"; > + compatible = "renesas,rzn1d-db", "renesas,r9a06g032"; > + > + chosen { > + bootargs = "console=ttyS0,115200"; "console=" is not needed, as it is handled by stdout-path these days, so you can remove bootargs for now. > + stdout-path = &uart0; stdout-path = "serial0:115200n8"; Please move the serial0 alias definition to the board DTS, as labeling of serial ports is board-specific. > + linux,stdout-path = &uart0; linux,stdout-path is deprecated, please remove it. Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
diff --git a/Documentation/devicetree/bindings/arm/shmobile.txt b/Documentation/devicetree/bindings/arm/shmobile.txt index 153f69bb..498871b 100644 --- a/Documentation/devicetree/bindings/arm/shmobile.txt +++ b/Documentation/devicetree/bindings/arm/shmobile.txt @@ -105,6 +105,8 @@ Boards: compatible = "renesas,porter", "renesas,r8a7791" - RSKRZA1 (YR0K77210C000BE) compatible = "renesas,rskrza1", "renesas,r7s72100" + - RZN1D-DB (RZ/N1D Demo Board) + compatible = "renesas,rzn1d-db", "renesas,r9a06g032" - Salvator-X (RTP0RC7795SIPB0010S) compatible = "renesas,salvator-x", "renesas,r8a7795" - Salvator-X (RTP0RC7796SIPB0011S) diff --git a/arch/arm/boot/dts/rzn1d400-db.dts b/arch/arm/boot/dts/rzn1d400-db.dts new file mode 100644 index 0000000..1b686f0 --- /dev/null +++ b/arch/arm/boot/dts/rzn1d400-db.dts @@ -0,0 +1,25 @@ +/* + * Device Tree Source for the RZN1D-DB Board + * + * Copyright (C) 2018 Renesas Electronics Europe Limited + * + * SPDX-License-Identifier: GPL-2.0 + */ + +/dts-v1/; + +#include "rzn1.dtsi" + +/ { + model = "RZN1D-DB Board"; + compatible = "renesas,rzn1d-db", "renesas,r9a06g032"; + + chosen { + bootargs = "console=ttyS0,115200"; + stdout-path = &uart0; + linux,stdout-path = &uart0; + }; +}; +&uart0 { + status = "okay"; +};
Only enables the uart0 for now, and also relies on the bootloader for setting up the clocks and pinctrl. Signed-off-by: Michel Pollet <michel.pollet@bp.renesas.com> --- Documentation/devicetree/bindings/arm/shmobile.txt | 2 ++ arch/arm/boot/dts/rzn1d400-db.dts | 25 ++++++++++++++++++++++ 2 files changed, 27 insertions(+) create mode 100644 arch/arm/boot/dts/rzn1d400-db.dts