diff mbox series

[v2,12/12] arm64: dts: renesas: Add initial device tree for RZ/G2L SMARC EVK

Message ID 20210603221758.10305-13-prabhakar.mahadev-lad.rj@bp.renesas.com (mailing list archive)
State Not Applicable, archived
Headers show
Series Add new Renesas RZ/G2L SoC and Renesas RZ/G2L SMARC EVK support | expand

Commit Message

Prabhakar June 3, 2021, 10:17 p.m. UTC 
Add basic support for RZ/G2L SMARC EVK (based on R9A07G044L2):
- memory
- External input clock
- SCIF

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
---
 arch/arm64/boot/dts/renesas/Makefile          |  2 ++
 .../boot/dts/renesas/r9a07g044l2-smarc.dts    | 21 +++++++++++++++
 arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi  | 27 +++++++++++++++++++
 3 files changed, 50 insertions(+)
 create mode 100644 arch/arm64/boot/dts/renesas/r9a07g044l2-smarc.dts
 create mode 100644 arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi

Comments

Geert Uytterhoeven June 9, 2021, 7:17 a.m. UTC | #1 
Hi Prabhakar,

On Fri, Jun 4, 2021 at 12:19 AM Lad Prabhakar
<prabhakar.mahadev-lad.rj@bp.renesas.com> wrote:
> Add basic support for RZ/G2L SMARC EVK (based on R9A07G044L2):
> - memory
> - External input clock
> - SCIF
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>

Thanks for your patch!

> --- /dev/null
> +++ b/arch/arm64/boot/dts/renesas/r9a07g044l2-smarc.dts
> @@ -0,0 +1,21 @@
> +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +/*
> + * Device Tree Source for the RZ/G2L SMARC EVK board
> + *
> + * Copyright (C) 2021 Renesas Electronics Corp.
> + */
> +
> +/dts-v1/;
> +#include "r9a07g044.dtsi"

So this should include r9a07g044l2.dtsi.

The rest looks fine, so
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>

Gr{oetje,eeting}s,

                        Geert
Lad, Prabhakar June 9, 2021, 7:55 a.m. UTC | #2 
Hi Geert,

Thank you for the review.

On Wed, Jun 9, 2021 at 8:18 AM Geert Uytterhoeven <geert@linux-m68k.org> wrote:
>
> Hi Prabhakar,
>
> On Fri, Jun 4, 2021 at 12:19 AM Lad Prabhakar
> <prabhakar.mahadev-lad.rj@bp.renesas.com> wrote:
> > Add basic support for RZ/G2L SMARC EVK (based on R9A07G044L2):
> > - memory
> > - External input clock
> > - SCIF
> >
> > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> > Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
>
> Thanks for your patch!
>
> > --- /dev/null
> > +++ b/arch/arm64/boot/dts/renesas/r9a07g044l2-smarc.dts
> > @@ -0,0 +1,21 @@
> > +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +/*
> > + * Device Tree Source for the RZ/G2L SMARC EVK board
> > + *
> > + * Copyright (C) 2021 Renesas Electronics Corp.
> > + */
> > +
> > +/dts-v1/;
> > +#include "r9a07g044.dtsi"
>
> So this should include r9a07g044l2.dtsi.
>
Good point I'll create an empty r9a07g044l2.dtsi file including
"r9a07g044.dtsi '' along with the compatible value and include it
here.

Cheers,
Prabhakar

> The rest looks fine, so
> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
>
> 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 mbox series

Patch

diff --git a/arch/arm64/boot/dts/renesas/Makefile b/arch/arm64/boot/dts/renesas/Makefile
index f2de2fa0c8b8..68e30e26564b 100644
--- a/arch/arm64/boot/dts/renesas/Makefile
+++ b/arch/arm64/boot/dts/renesas/Makefile
@@ -62,3 +62,5 @@  dtb-$(CONFIG_ARCH_R8A77990) += r8a77990-ebisu.dtb
 dtb-$(CONFIG_ARCH_R8A77995) += r8a77995-draak.dtb
 
 dtb-$(CONFIG_ARCH_R8A779A0) += r8a779a0-falcon.dtb
+
+dtb-$(CONFIG_ARCH_R9A07G044) += r9a07g044l2-smarc.dtb
diff --git a/arch/arm64/boot/dts/renesas/r9a07g044l2-smarc.dts b/arch/arm64/boot/dts/renesas/r9a07g044l2-smarc.dts
new file mode 100644
index 000000000000..de2b86cac577
--- /dev/null
+++ b/arch/arm64/boot/dts/renesas/r9a07g044l2-smarc.dts
@@ -0,0 +1,21 @@ 
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+/*
+ * Device Tree Source for the RZ/G2L SMARC EVK board
+ *
+ * Copyright (C) 2021 Renesas Electronics Corp.
+ */
+
+/dts-v1/;
+#include "r9a07g044.dtsi"
+#include "rzg2l-smarc.dtsi"
+
+/ {
+	model = "Renesas SMARC EVK based on r9a07g044l2";
+	compatible = "renesas,smarc-evk", "renesas,r9a07g044l2", "renesas,r9a07g044";
+
+	memory@48000000 {
+		device_type = "memory";
+		/* first 128MB is reserved for secure area. */
+		reg = <0x0 0x48000000 0x0 0x78000000>;
+	};
+};
diff --git a/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
new file mode 100644
index 000000000000..adcd4f50519e
--- /dev/null
+++ b/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
@@ -0,0 +1,27 @@ 
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+/*
+ * Device Tree Source for the RZ/G2L SMARC EVK common parts
+ *
+ * Copyright (C) 2021 Renesas Electronics Corp.
+ */
+
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	aliases {
+		serial0 = &scif0;
+	};
+
+	chosen {
+		bootargs = "ignore_loglevel";
+		stdout-path = "serial0:115200n8";
+	};
+};
+
+&extal_clk {
+	clock-frequency = <24000000>;
+};
+
+&scif0 {
+	status = "okay";
+};