[PATCH 09/15] pmdomain: renesas: r8a779h0-sysc: Add r8a779h0 support

Ulf Hansson ulf.hansson at linaro.org
Mon Jan 15 08:38:40 PST 2024


- trimmed cc-list

On Mon, 8 Jan 2024 at 16:34, Geert Uytterhoeven <geert+renesas at glider.be> wrote:
>
> From: Duy Nguyen <duy.nguyen.rh at renesas.com>
>
> Add support for R-Car V4M (R8A779H0) SoC power areas to the R-Car SYSC
> driver.
>
> Signed-off-by: Duy Nguyen <duy.nguyen.rh at renesas.com>
> Signed-off-by: Geert Uytterhoeven <geert+renesas at glider.be>

To make sure we agree on the merge strategy; should I pick up $subject
patch, patch3 and patch4 through my pmdomain tree? DT patches, like
patch3 and patch4, I should share as usual via my immutable "dt"
branch, so you can pull it into your renesas tree?

Kind regards
Uffe

> ---
> Changes compared to the BSP:
>   - Move from drivers/soc/renesas/ to drivers/pmdomain/renesas/,
>   - Include rcar-gen4-sysc glue from "soc: renesas: rcar-gen4-sysc:
>     Introduce R-Car Gen4 SYSC driver",
>   - Remove unneeded includes,
>   - Align second column,
>   - Fix names of "a33dga" and "a23dgb" domains,
>   - Add missing "a3cr[012]" domains.
> ---
>  drivers/pmdomain/renesas/Kconfig          |  4 ++
>  drivers/pmdomain/renesas/Makefile         |  1 +
>  drivers/pmdomain/renesas/r8a779h0-sysc.c  | 55 +++++++++++++++++++++++
>  drivers/pmdomain/renesas/rcar-gen4-sysc.c |  3 ++
>  drivers/pmdomain/renesas/rcar-gen4-sysc.h |  1 +
>  5 files changed, 64 insertions(+)
>  create mode 100644 drivers/pmdomain/renesas/r8a779h0-sysc.c
>
> diff --git a/drivers/pmdomain/renesas/Kconfig b/drivers/pmdomain/renesas/Kconfig
> index 80bf2cf8b60e6f63..54acb4b1ec7c4892 100644
> --- a/drivers/pmdomain/renesas/Kconfig
> +++ b/drivers/pmdomain/renesas/Kconfig
> @@ -71,6 +71,10 @@ config SYSC_R8A779G0
>         bool "System Controller support for R-Car V4H" if COMPILE_TEST
>         select SYSC_RCAR_GEN4
>
> +config SYSC_R8A779H0
> +       bool "System Controller support for R-Car V4M" if COMPILE_TEST
> +       select SYSC_RCAR_GEN4
> +
>  config SYSC_RMOBILE
>         bool "System Controller support for R-Mobile" if COMPILE_TEST
>
> diff --git a/drivers/pmdomain/renesas/Makefile b/drivers/pmdomain/renesas/Makefile
> index e306e396fc8c10e3..89180f19c23be732 100644
> --- a/drivers/pmdomain/renesas/Makefile
> +++ b/drivers/pmdomain/renesas/Makefile
> @@ -24,6 +24,7 @@ obj-$(CONFIG_SYSC_R8A77995)   += r8a77995-sysc.o
>  obj-$(CONFIG_SYSC_R8A779A0)    += r8a779a0-sysc.o
>  obj-$(CONFIG_SYSC_R8A779F0)    += r8a779f0-sysc.o
>  obj-$(CONFIG_SYSC_R8A779G0)    += r8a779g0-sysc.o
> +obj-$(CONFIG_SYSC_R8A779H0)     += r8a779h0-sysc.o
>  # Family
>  obj-$(CONFIG_SYSC_RCAR)                += rcar-sysc.o
>  obj-$(CONFIG_SYSC_RCAR_GEN4)   += rcar-gen4-sysc.o
> diff --git a/drivers/pmdomain/renesas/r8a779h0-sysc.c b/drivers/pmdomain/renesas/r8a779h0-sysc.c
> new file mode 100644
> index 0000000000000000..bf3fd50dc8dccaf0
> --- /dev/null
> +++ b/drivers/pmdomain/renesas/r8a779h0-sysc.c
> @@ -0,0 +1,55 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Renesas R-Car V4M System Controller
> + *
> + * Copyright (C) 2016-2017 Glider bvba
> + * Copyright (C) 2023 Renesas Electronics Corp
> + */
> +
> +#include <linux/kernel.h>
> +
> +#include <dt-bindings/power/r8a779h0-sysc.h>
> +
> +#include "rcar-gen4-sysc.h"
> +
> +static struct rcar_gen4_sysc_area r8a779h0_areas[] __initdata = {
> +       { "always-on",  R8A779H0_PD_ALWAYS_ON, -1, PD_ALWAYS_ON },
> +       { "c4",         R8A779H0_PD_C4, R8A779H0_PD_ALWAYS_ON },
> +       { "a2e0d0",     R8A779H0_PD_A2E0D0, R8A779H0_PD_C4, PD_SCU },
> +       { "a1e0d0c0",   R8A779H0_PD_A1E0D0C0, R8A779H0_PD_A2E0D0, PD_CPU_NOCR },
> +       { "a1e0d0c1",   R8A779H0_PD_A1E0D0C1, R8A779H0_PD_A2E0D0, PD_CPU_NOCR },
> +       { "a1e0d0c2",   R8A779H0_PD_A1E0D0C2, R8A779H0_PD_A2E0D0, PD_CPU_NOCR },
> +       { "a1e0d0c3",   R8A779H0_PD_A1E0D0C3, R8A779H0_PD_A2E0D0, PD_CPU_NOCR },
> +       { "a3cr0",      R8A779H0_PD_A3CR0, R8A779H0_PD_ALWAYS_ON, PD_CPU_NOCR },
> +       { "a3cr1",      R8A779H0_PD_A3CR1, R8A779H0_PD_ALWAYS_ON, PD_CPU_NOCR },
> +       { "a3cr2",      R8A779H0_PD_A3CR2, R8A779H0_PD_ALWAYS_ON, PD_CPU_NOCR },
> +       { "a33dga",     R8A779H0_PD_A33DGA, R8A779H0_PD_C4 },
> +       { "a23dgb",     R8A779H0_PD_A23DGB, R8A779H0_PD_A33DGA },
> +       { "a3vip0",     R8A779H0_PD_A3VIP0, R8A779H0_PD_C4 },
> +       { "a3vip2",     R8A779H0_PD_A3VIP2, R8A779H0_PD_C4 },
> +       { "a3dul",      R8A779H0_PD_A3DUL, R8A779H0_PD_C4 },
> +       { "a3isp0",     R8A779H0_PD_A3ISP0, R8A779H0_PD_C4 },
> +       { "a2cn0",      R8A779H0_PD_A2CN0, R8A779H0_PD_C4 },
> +       { "a1cn0",      R8A779H0_PD_A1CN0, R8A779H0_PD_A2CN0 },
> +       { "a1dsp0",     R8A779H0_PD_A1DSP0, R8A779H0_PD_A2CN0 },
> +       { "a1dsp1",     R8A779H0_PD_A1DSP1, R8A779H0_PD_A2CN0 },
> +       { "a2imp01",    R8A779H0_PD_A2IMP01, R8A779H0_PD_C4 },
> +       { "a2psc",      R8A779H0_PD_A2PSC, R8A779H0_PD_C4 },
> +       { "a2dma",      R8A779H0_PD_A2DMA, R8A779H0_PD_C4 },
> +       { "a2cv0",      R8A779H0_PD_A2CV0, R8A779H0_PD_C4 },
> +       { "a2cv1",      R8A779H0_PD_A2CV1, R8A779H0_PD_C4 },
> +       { "a2cv2",      R8A779H0_PD_A2CV2, R8A779H0_PD_C4 },
> +       { "a2cv3",      R8A779H0_PD_A2CV3, R8A779H0_PD_C4 },
> +       { "a3imr0",     R8A779H0_PD_A3IMR0, R8A779H0_PD_C4 },
> +       { "a3imr1",     R8A779H0_PD_A3IMR1, R8A779H0_PD_C4 },
> +       { "a3imr2",     R8A779H0_PD_A3IMR2, R8A779H0_PD_C4 },
> +       { "a3imr3",     R8A779H0_PD_A3IMR3, R8A779H0_PD_C4 },
> +       { "a3vc",       R8A779H0_PD_A3VC, R8A779H0_PD_C4 },
> +       { "a3pci",      R8A779H0_PD_A3PCI, R8A779H0_PD_C4 },
> +       { "a2pciphy",   R8A779H0_PD_A2PCIPHY, R8A779H0_PD_A3PCI },
> +};
> +
> +const struct rcar_gen4_sysc_info r8a779h0_sysc_info __initconst = {
> +       .areas = r8a779h0_areas,
> +       .num_areas = ARRAY_SIZE(r8a779h0_areas),
> +};
> diff --git a/drivers/pmdomain/renesas/rcar-gen4-sysc.c b/drivers/pmdomain/renesas/rcar-gen4-sysc.c
> index 9e5e6e077abc081c..728248659a97e8cc 100644
> --- a/drivers/pmdomain/renesas/rcar-gen4-sysc.c
> +++ b/drivers/pmdomain/renesas/rcar-gen4-sysc.c
> @@ -284,6 +284,9 @@ static const struct of_device_id rcar_gen4_sysc_matches[] __initconst = {
>  #endif
>  #ifdef CONFIG_SYSC_R8A779G0
>         { .compatible = "renesas,r8a779g0-sysc", .data = &r8a779g0_sysc_info },
> +#endif
> +#ifdef CONFIG_SYSC_R8A779H0
> +       { .compatible = "renesas,r8a779h0-sysc", .data = &r8a779h0_sysc_info },
>  #endif
>         { /* sentinel */ }
>  };
> diff --git a/drivers/pmdomain/renesas/rcar-gen4-sysc.h b/drivers/pmdomain/renesas/rcar-gen4-sysc.h
> index 388cfa8f8f9fd656..fdf843aa51134f87 100644
> --- a/drivers/pmdomain/renesas/rcar-gen4-sysc.h
> +++ b/drivers/pmdomain/renesas/rcar-gen4-sysc.h
> @@ -40,5 +40,6 @@ struct rcar_gen4_sysc_info {
>  extern const struct rcar_gen4_sysc_info r8a779a0_sysc_info;
>  extern const struct rcar_gen4_sysc_info r8a779f0_sysc_info;
>  extern const struct rcar_gen4_sysc_info r8a779g0_sysc_info;
> +extern const struct rcar_gen4_sysc_info r8a779h0_sysc_info;
>
>  #endif /* __SOC_RENESAS_RCAR_GEN4_SYSC_H__ */
> --
> 2.34.1
>



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