Message ID | 1568881036-4404-3-git-send-email-biju.das@bp.renesas.com (mailing list archive) |
---|---|
State | Superseded |
Delegated to: | Geert Uytterhoeven |
Headers | show |
Series | Add RZ/G2N SYSC/RST/Clock/PFC support | expand |
Hi Biju, On Thu, Sep 19, 2019 at 10:17 AM Biju Das <biju.das@bp.renesas.com> wrote: > Add support for RZ/G2N (R8A774B1) SoC power areas to the R-Car SYSC > driver. > > Signed-off-by: Biju Das <biju.das@bp.renesas.com> Thanks for your patch! > --- /dev/null > +++ b/drivers/soc/renesas/r8a774b1-sysc.c > @@ -0,0 +1,35 @@ > +// SPDX-License-Identifier: GPL-2.0 > +/* > + * Renesas RZ/G2N System Controller > + * Copyright (C) 2019 Renesas Electronics Corp. > + * > + * Based on Renesas R-Car M3-W System Controller > + * Copyright (C) 2016 Glider bvba > + */ > + > +#include <linux/bug.h> This include doesn't seem to be used? > +#include <linux/kernel.h> > + > +#include <dt-bindings/power/r8a774b1-sysc.h> > + > +#include "rcar-sysc.h" > + > +static const struct rcar_sysc_area r8a774b1_areas[] __initconst = { > + { "always-on", 0, 0, R8A774B1_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, > + { "ca57-scu", 0x1c0, 0, R8A774B1_PD_CA57_SCU, R8A774B1_PD_ALWAYS_ON, > + PD_SCU }, > + { "ca57-cpu0", 0x80, 0, R8A774B1_PD_CA57_CPU0, R8A774B1_PD_CA57_SCU, > + PD_CPU_NOCR }, > + { "ca57-cpu1", 0x80, 1, R8A774B1_PD_CA57_CPU1, R8A774B1_PD_CA57_SCU, > + PD_CPU_NOCR }, > + { "a3vc", 0x380, 0, R8A774B1_PD_A3VC, R8A774B1_PD_ALWAYS_ON }, > + { "a3vp", 0x340, 0, R8A774B1_PD_A3VP, R8A774B1_PD_ALWAYS_ON }, > + { "a2vc1", 0x3c0, 1, R8A774B1_PD_A2VC1, R8A774B1_PD_A3VC }, > + { "3dg-a", 0x100, 0, R8A774B1_PD_3DG_A, R8A774B1_PD_ALWAYS_ON }, > + { "3dg-b", 0x100, 1, R8A774B1_PD_3DG_B, R8A774B1_PD_3DG_A }, > +}; > + > +const struct rcar_sysc_info r8a774b1_sysc_info __initconst = { > + .areas = r8a774b1_areas, > + .num_areas = ARRAY_SIZE(r8a774b1_areas), Given the Hardware User's Manual documents the presence of the SYSCEXTMASK register on RZ/G2N, you want to fill in the .extmask_{offs,val} fields, too. With the above fixed: Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Gr{oetje,eeting}s, Geert
Hi Biju, On Fri, Sep 20, 2019 at 4:54 PM Geert Uytterhoeven <geert@linux-m68k.org> wrote: > On Thu, Sep 19, 2019 at 10:17 AM Biju Das <biju.das@bp.renesas.com> wrote: > > Add support for RZ/G2N (R8A774B1) SoC power areas to the R-Car SYSC > > driver. > > > > Signed-off-by: Biju Das <biju.das@bp.renesas.com> > > --- /dev/null > > +++ b/drivers/soc/renesas/r8a774b1-sysc.c > > +const struct rcar_sysc_info r8a774b1_sysc_info __initconst = { > > + .areas = r8a774b1_areas, > > + .num_areas = ARRAY_SIZE(r8a774b1_areas), > > Given the Hardware User's Manual documents the presence of the SYSCEXTMASK > register on RZ/G2N, you want to fill in the .extmask_{offs,val} fields, too. FTR: I'm looking at Rev. 0.80 of the manual. Gr{oetje,eeting}s, Geert
HI Geert, Thanks for the feedback. > Subject: Re: [PATCH v2 2/8] soc: renesas: rcar-sysc: Add r8a774b1 support > > Hi Biju, > > On Thu, Sep 19, 2019 at 10:17 AM Biju Das <biju.das@bp.renesas.com> > wrote: > > Add support for RZ/G2N (R8A774B1) SoC power areas to the R-Car SYSC > > driver. > > > > Signed-off-by: Biju Das <biju.das@bp.renesas.com> > > Thanks for your patch! > > > --- /dev/null > > +++ b/drivers/soc/renesas/r8a774b1-sysc.c > > @@ -0,0 +1,35 @@ > > +// SPDX-License-Identifier: GPL-2.0 > > +/* > > + * Renesas RZ/G2N System Controller > > + * Copyright (C) 2019 Renesas Electronics Corp. > > + * > > + * Based on Renesas R-Car M3-W System Controller > > + * Copyright (C) 2016 Glider bvba > > + */ > > + > > +#include <linux/bug.h> > > This include doesn't seem to be used? OK, Will remove . > > +#include <linux/kernel.h> > > + > > +#include <dt-bindings/power/r8a774b1-sysc.h> > > + > > +#include "rcar-sysc.h" > > + > > +static const struct rcar_sysc_area r8a774b1_areas[] __initconst = { > > + { "always-on", 0, 0, R8A774B1_PD_ALWAYS_ON, -1, > PD_ALWAYS_ON }, > > + { "ca57-scu", 0x1c0, 0, R8A774B1_PD_CA57_SCU, > R8A774B1_PD_ALWAYS_ON, > > + PD_SCU }, > > + { "ca57-cpu0", 0x80, 0, R8A774B1_PD_CA57_CPU0, > R8A774B1_PD_CA57_SCU, > > + PD_CPU_NOCR }, > > + { "ca57-cpu1", 0x80, 1, R8A774B1_PD_CA57_CPU1, > R8A774B1_PD_CA57_SCU, > > + PD_CPU_NOCR }, > > + { "a3vc", 0x380, 0, R8A774B1_PD_A3VC, > R8A774B1_PD_ALWAYS_ON }, > > + { "a3vp", 0x340, 0, R8A774B1_PD_A3VP, > R8A774B1_PD_ALWAYS_ON }, > > + { "a2vc1", 0x3c0, 1, R8A774B1_PD_A2VC1, R8A774B1_PD_A3VC }, > > + { "3dg-a", 0x100, 0, R8A774B1_PD_3DG_A, > R8A774B1_PD_ALWAYS_ON }, > > + { "3dg-b", 0x100, 1, R8A774B1_PD_3DG_B, R8A774B1_PD_3DG_A > }, > > +}; > > + > > +const struct rcar_sysc_info r8a774b1_sysc_info __initconst = { > > + .areas = r8a774b1_areas, > > + .num_areas = ARRAY_SIZE(r8a774b1_areas), > > Given the Hardware User's Manual documents the presence of the > SYSCEXTMASK register on RZ/G2N, you want to fill in the .extmask_{offs,val} > fields, too. Will Send V3, with the above changes. > With the above fixed: > 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 --git a/drivers/soc/renesas/Kconfig b/drivers/soc/renesas/Kconfig index d6a7df3..3bd0c21 100644 --- a/drivers/soc/renesas/Kconfig +++ b/drivers/soc/renesas/Kconfig @@ -181,6 +181,7 @@ config ARCH_R8A774A1 config ARCH_R8A774B1 bool "Renesas RZ/G2N SoC Platform" select ARCH_RCAR_GEN3 + select SYSC_R8A774B1 help This enables support for the Renesas RZ/G2N SoC. @@ -259,6 +260,10 @@ config SYSC_R8A774A1 bool "RZ/G2M System Controller support" if COMPILE_TEST select SYSC_RCAR +config SYSC_R8A774B1 + bool "RZ/G2N System Controller support" if COMPILE_TEST + select SYSC_RCAR + config SYSC_R8A774C0 bool "RZ/G2E System Controller support" if COMPILE_TEST select SYSC_RCAR diff --git a/drivers/soc/renesas/Makefile b/drivers/soc/renesas/Makefile index 00764d5..e99dc37 100644 --- a/drivers/soc/renesas/Makefile +++ b/drivers/soc/renesas/Makefile @@ -7,6 +7,7 @@ obj-$(CONFIG_SYSC_R8A7743) += r8a7743-sysc.o obj-$(CONFIG_SYSC_R8A7745) += r8a7745-sysc.o obj-$(CONFIG_SYSC_R8A77470) += r8a77470-sysc.o obj-$(CONFIG_SYSC_R8A774A1) += r8a774a1-sysc.o +obj-$(CONFIG_SYSC_R8A774B1) += r8a774b1-sysc.o obj-$(CONFIG_SYSC_R8A774C0) += r8a774c0-sysc.o obj-$(CONFIG_SYSC_R8A7779) += r8a7779-sysc.o obj-$(CONFIG_SYSC_R8A7790) += r8a7790-sysc.o diff --git a/drivers/soc/renesas/r8a774b1-sysc.c b/drivers/soc/renesas/r8a774b1-sysc.c new file mode 100644 index 0000000..18060f4f --- /dev/null +++ b/drivers/soc/renesas/r8a774b1-sysc.c @@ -0,0 +1,35 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Renesas RZ/G2N System Controller + * Copyright (C) 2019 Renesas Electronics Corp. + * + * Based on Renesas R-Car M3-W System Controller + * Copyright (C) 2016 Glider bvba + */ + +#include <linux/bug.h> +#include <linux/kernel.h> + +#include <dt-bindings/power/r8a774b1-sysc.h> + +#include "rcar-sysc.h" + +static const struct rcar_sysc_area r8a774b1_areas[] __initconst = { + { "always-on", 0, 0, R8A774B1_PD_ALWAYS_ON, -1, PD_ALWAYS_ON }, + { "ca57-scu", 0x1c0, 0, R8A774B1_PD_CA57_SCU, R8A774B1_PD_ALWAYS_ON, + PD_SCU }, + { "ca57-cpu0", 0x80, 0, R8A774B1_PD_CA57_CPU0, R8A774B1_PD_CA57_SCU, + PD_CPU_NOCR }, + { "ca57-cpu1", 0x80, 1, R8A774B1_PD_CA57_CPU1, R8A774B1_PD_CA57_SCU, + PD_CPU_NOCR }, + { "a3vc", 0x380, 0, R8A774B1_PD_A3VC, R8A774B1_PD_ALWAYS_ON }, + { "a3vp", 0x340, 0, R8A774B1_PD_A3VP, R8A774B1_PD_ALWAYS_ON }, + { "a2vc1", 0x3c0, 1, R8A774B1_PD_A2VC1, R8A774B1_PD_A3VC }, + { "3dg-a", 0x100, 0, R8A774B1_PD_3DG_A, R8A774B1_PD_ALWAYS_ON }, + { "3dg-b", 0x100, 1, R8A774B1_PD_3DG_B, R8A774B1_PD_3DG_A }, +}; + +const struct rcar_sysc_info r8a774b1_sysc_info __initconst = { + .areas = r8a774b1_areas, + .num_areas = ARRAY_SIZE(r8a774b1_areas), +}; diff --git a/drivers/soc/renesas/rcar-sysc.c b/drivers/soc/renesas/rcar-sysc.c index 176de14..d4f2ed5 100644 --- a/drivers/soc/renesas/rcar-sysc.c +++ b/drivers/soc/renesas/rcar-sysc.c @@ -287,6 +287,9 @@ static const struct of_device_id rcar_sysc_matches[] __initconst = { #ifdef CONFIG_SYSC_R8A774A1 { .compatible = "renesas,r8a774a1-sysc", .data = &r8a774a1_sysc_info }, #endif +#ifdef CONFIG_SYSC_R8A774B1 + { .compatible = "renesas,r8a774b1-sysc", .data = &r8a774b1_sysc_info }, +#endif #ifdef CONFIG_SYSC_R8A774C0 { .compatible = "renesas,r8a774c0-sysc", .data = &r8a774c0_sysc_info }, #endif diff --git a/drivers/soc/renesas/rcar-sysc.h b/drivers/soc/renesas/rcar-sysc.h index 64c2a0f..e4c9854 100644 --- a/drivers/soc/renesas/rcar-sysc.h +++ b/drivers/soc/renesas/rcar-sysc.h @@ -53,6 +53,7 @@ extern const struct rcar_sysc_info r8a7743_sysc_info; extern const struct rcar_sysc_info r8a7745_sysc_info; extern const struct rcar_sysc_info r8a77470_sysc_info; extern const struct rcar_sysc_info r8a774a1_sysc_info; +extern const struct rcar_sysc_info r8a774b1_sysc_info; extern const struct rcar_sysc_info r8a774c0_sysc_info; extern const struct rcar_sysc_info r8a7779_sysc_info; extern const struct rcar_sysc_info r8a7790_sysc_info;
Add support for RZ/G2N (R8A774B1) SoC power areas to the R-Car SYSC driver. Signed-off-by: Biju Das <biju.das@bp.renesas.com> --- V1-->V2 * No change --- drivers/soc/renesas/Kconfig | 5 +++++ drivers/soc/renesas/Makefile | 1 + drivers/soc/renesas/r8a774b1-sysc.c | 35 +++++++++++++++++++++++++++++++++++ drivers/soc/renesas/rcar-sysc.c | 3 +++ drivers/soc/renesas/rcar-sysc.h | 1 + 5 files changed, 45 insertions(+) create mode 100644 drivers/soc/renesas/r8a774b1-sysc.c