[PATCH v3 4/6] platform: generic: Add Renesas RZ/Five initial support

[Anup Patel]

On Thu, Dec 1, 2022 at 3:38 AM Prabhakar <prabhakar.csengg at gmail.com> wrote:
>
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj at bp.renesas.com>
>
> This commit provides basic support for the Renesas RZ/Five
> (R9A07G043F) SoC.
>
> The RZ/Five microprocessor includes a single RISC-V CPU Core (Andes AX45MP)
> 1.0 GHz, 16-bit DDR3L/DDR4 interface. Supported interfaces include:
> - Gigabit Ethernet 2ch
> - CAN interface (CAN-FD) 2ch
> - USB 2.0 interface 2ch
> - SD interface 2ch
> - AD converter 2ch
>
> Useful links:
> -------------
> Links: https://www.renesas.com/us/en/products/microcontrollers-microprocessors/rz-mpus/rzfive-risc-v-general-purpose-microprocessors-risc-v-cpu-core-andes-ax45mp-single-10-ghz-2ch-gigabit-ethernet
> Links: http://www.andestech.com/en/products-solutions/andescore-processors/riscv-ax45mp/
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj at bp.renesas.com>

Looks good to me.

Reviewed-by: Anup Patel <anup at brainfault.org>

Regards,
Anup

> ---
> v2->v3
> * New patch
> ---
>  platform/generic/Kconfig                   |  4 ++++
>  platform/generic/configs/defconfig         |  2 ++
>  platform/generic/renesas/rzfive/objects.mk |  8 ++++++++
>  platform/generic/renesas/rzfive/rzfive.c   | 17 +++++++++++++++++
>  4 files changed, 31 insertions(+)
>  create mode 100644 platform/generic/renesas/rzfive/objects.mk
>  create mode 100644 platform/generic/renesas/rzfive/rzfive.c
>
> diff --git a/platform/generic/Kconfig b/platform/generic/Kconfig
> index 4b5d2cd..62c7a2d 100644
> --- a/platform/generic/Kconfig
> +++ b/platform/generic/Kconfig
> @@ -32,6 +32,10 @@ config PLATFORM_ANDES_AE350
>         bool "Andes AE350 support"
>         default n
>
> +config PLATFORM_RENESAS_RZFIVE
> +       bool "Renesas RZ/Five support"
> +       default n
> +
>  config PLATFORM_SIFIVE_FU540
>         bool "SiFive FU540 support"
>         default n
> diff --git a/platform/generic/configs/defconfig b/platform/generic/configs/defconfig
> index 2eaeeb7..47fca95 100644
> --- a/platform/generic/configs/defconfig
> +++ b/platform/generic/configs/defconfig
> @@ -1,5 +1,6 @@
>  CONFIG_PLATFORM_ALLWINNER_D1=y
>  CONFIG_PLATFORM_ANDES_AE350=y
> +CONFIG_PLATFORM_RENESAS_RZFIVE=y
>  CONFIG_PLATFORM_SIFIVE_FU540=y
>  CONFIG_PLATFORM_SIFIVE_FU740=y
>  CONFIG_FDT_GPIO=y
> @@ -24,6 +25,7 @@ CONFIG_FDT_SERIAL=y
>  CONFIG_FDT_SERIAL_CADENCE=y
>  CONFIG_FDT_SERIAL_GAISLER=y
>  CONFIG_FDT_SERIAL_HTIF=y
> +CONFIG_FDT_SERIAL_RENESAS_SCIF=y
>  CONFIG_FDT_SERIAL_SHAKTI=y
>  CONFIG_FDT_SERIAL_SIFIVE=y
>  CONFIG_FDT_SERIAL_LITEX=y
> diff --git a/platform/generic/renesas/rzfive/objects.mk b/platform/generic/renesas/rzfive/objects.mk
> new file mode 100644
> index 0000000..2e7e37f
> --- /dev/null
> +++ b/platform/generic/renesas/rzfive/objects.mk
> @@ -0,0 +1,8 @@
> +#
> +# SPDX-License-Identifier: BSD-2-Clause
> +#
> +# Copyright (C) 2022 Renesas Electronics Corp.
> +#
> +
> +carray-platform_override_modules-$(CONFIG_PLATFORM_RENESAS_RZFIVE) += renesas_rzfive
> +platform-objs-$(CONFIG_PLATFORM_RENESAS_RZFIVE) += renesas/rzfive/rzfive.o
> diff --git a/platform/generic/renesas/rzfive/rzfive.c b/platform/generic/renesas/rzfive/rzfive.c
> new file mode 100644
> index 0000000..2b82bc6
> --- /dev/null
> +++ b/platform/generic/renesas/rzfive/rzfive.c
> @@ -0,0 +1,17 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (C) 2022 Renesas Electronics Corp.
> + *
> + */
> +
> +#include <platform_override.h>
> +#include <sbi_utils/fdt/fdt_helper.h>
> +
> +static const struct fdt_match renesas_rzfive_match[] = {
> +       { .compatible = "renesas,r9a07g043" },
> +       { /* sentinel */ }
> +};
> +
> +const struct platform_override renesas_rzfive = {
> +       .match_table = renesas_rzfive_match,
> +};
> --
> 2.17.1
>