* [PATCH 0/2] Add USB clock support for R9A09G077 and R9A09G087 SoCs @ 2025-08-04 20:26 Prabhakar 2025-08-04 20:26 ` [PATCH 1/2] dt-bindings: clock: renesas,r9a09g077/87: Add USB_CLK clock ID Prabhakar 2025-08-04 20:26 ` [PATCH 2/2] clk: renesas: r9a09g077: Add USB core and module clocks Prabhakar 0 siblings, 2 replies; 6+ messages in thread From: Prabhakar @ 2025-08-04 20:26 UTC (permalink / raw) To: Geert Uytterhoeven, Michael Turquette, Stephen Boyd, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Magnus Damm Cc: linux-renesas-soc, linux-clk, linux-kernel, devicetree, Prabhakar, Biju Das, Fabrizio Castro, Lad Prabhakar From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> Hi All, This patch series adds support for the USB clock on the Renesas R9A09G077 and R9A09G087 SoCs. The first patch introduces the USB_CLK clock ID in the device tree bindings, while the second patch implements the clock in the clock driver. Cheers, Prabhakar Lad Prabhakar (2): dt-bindings: clock: renesas,r9a09g077/87: Add USB_CLK clock ID clk: renesas: r9a09g077: Add USB core and module clocks drivers/clk/renesas/r9a09g077-cpg.c | 4 +++- include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h | 1 + include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h | 1 + 3 files changed, 5 insertions(+), 1 deletion(-) -- 2.50.1 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [PATCH 1/2] dt-bindings: clock: renesas,r9a09g077/87: Add USB_CLK clock ID 2025-08-04 20:26 [PATCH 0/2] Add USB clock support for R9A09G077 and R9A09G087 SoCs Prabhakar @ 2025-08-04 20:26 ` Prabhakar 2025-08-05 7:05 ` Krzysztof Kozlowski 2025-08-11 13:35 ` Geert Uytterhoeven 2025-08-04 20:26 ` [PATCH 2/2] clk: renesas: r9a09g077: Add USB core and module clocks Prabhakar 1 sibling, 2 replies; 6+ messages in thread From: Prabhakar @ 2025-08-04 20:26 UTC (permalink / raw) To: Geert Uytterhoeven, Michael Turquette, Stephen Boyd, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Magnus Damm Cc: linux-renesas-soc, linux-clk, linux-kernel, devicetree, Prabhakar, Biju Das, Fabrizio Castro, Lad Prabhakar From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> Add USB clock (USB_CLK) definition for the Renesas RZ/T2H (R9A09G077) and RZ/N2H (R9A09G087) SoCs. USB_CLK is used as the reference clock for USB PHY layer. Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> --- include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h | 1 + include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h | 1 + 2 files changed, 2 insertions(+) diff --git a/include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h b/include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h index 7ecc4f0b235a..0c2ce81a8744 100644 --- a/include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h +++ b/include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h @@ -25,5 +25,6 @@ #define R9A09G077_CLK_PCLKM 13 #define R9A09G077_CLK_PCLKL 14 #define R9A09G077_SDHI_CLKHS 15 +#define R9A09G077_USB_CLK 16 #endif /* __DT_BINDINGS_CLOCK_RENESAS_R9A09G077_CPG_H__ */ diff --git a/include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h b/include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h index 925e57703925..70ee883f2386 100644 --- a/include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h +++ b/include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h @@ -25,5 +25,6 @@ #define R9A09G087_CLK_PCLKM 13 #define R9A09G087_CLK_PCLKL 14 #define R9A09G087_SDHI_CLKHS 15 +#define R9A09G087_USB_CLK 16 #endif /* __DT_BINDINGS_CLOCK_RENESAS_R9A09G087_CPG_H__ */ -- 2.50.1 ^ permalink raw reply related [flat|nested] 6+ messages in thread
* Re: [PATCH 1/2] dt-bindings: clock: renesas,r9a09g077/87: Add USB_CLK clock ID 2025-08-04 20:26 ` [PATCH 1/2] dt-bindings: clock: renesas,r9a09g077/87: Add USB_CLK clock ID Prabhakar @ 2025-08-05 7:05 ` Krzysztof Kozlowski 2025-08-11 13:35 ` Geert Uytterhoeven 1 sibling, 0 replies; 6+ messages in thread From: Krzysztof Kozlowski @ 2025-08-05 7:05 UTC (permalink / raw) To: Prabhakar Cc: Geert Uytterhoeven, Michael Turquette, Stephen Boyd, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Magnus Damm, linux-renesas-soc, linux-clk, linux-kernel, devicetree, Biju Das, Fabrizio Castro, Lad Prabhakar On Mon, Aug 04, 2025 at 09:26:42PM +0100, Prabhakar wrote: > From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> > > Add USB clock (USB_CLK) definition for the Renesas RZ/T2H (R9A09G077) > and RZ/N2H (R9A09G087) SoCs. USB_CLK is used as the reference clock for > USB PHY layer. > > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> > --- > include/dt-bindings/clock/renesas,r9a09g077-cpg-mssr.h | 1 + > include/dt-bindings/clock/renesas,r9a09g087-cpg-mssr.h | 1 + > 2 files changed, 2 insertions(+) Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Best regards, Krzysztof ^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH 1/2] dt-bindings: clock: renesas,r9a09g077/87: Add USB_CLK clock ID 2025-08-04 20:26 ` [PATCH 1/2] dt-bindings: clock: renesas,r9a09g077/87: Add USB_CLK clock ID Prabhakar 2025-08-05 7:05 ` Krzysztof Kozlowski @ 2025-08-11 13:35 ` Geert Uytterhoeven 1 sibling, 0 replies; 6+ messages in thread From: Geert Uytterhoeven @ 2025-08-11 13:35 UTC (permalink / raw) To: Prabhakar Cc: Michael Turquette, Stephen Boyd, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Magnus Damm, linux-renesas-soc, linux-clk, linux-kernel, devicetree, Biju Das, Fabrizio Castro, Lad Prabhakar On Mon, 4 Aug 2025 at 22:27, Prabhakar <prabhakar.csengg@gmail.com> wrote: > From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> > > Add USB clock (USB_CLK) definition for the Renesas RZ/T2H (R9A09G077) > and RZ/N2H (R9A09G087) SoCs. USB_CLK is used as the reference clock for > USB PHY layer. > > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> i.e. will queue for v6.18 in a branch shared by clock and DT source code. 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 ^ permalink raw reply [flat|nested] 6+ messages in thread
* [PATCH 2/2] clk: renesas: r9a09g077: Add USB core and module clocks 2025-08-04 20:26 [PATCH 0/2] Add USB clock support for R9A09G077 and R9A09G087 SoCs Prabhakar 2025-08-04 20:26 ` [PATCH 1/2] dt-bindings: clock: renesas,r9a09g077/87: Add USB_CLK clock ID Prabhakar @ 2025-08-04 20:26 ` Prabhakar 2025-08-11 13:37 ` Geert Uytterhoeven 1 sibling, 1 reply; 6+ messages in thread From: Prabhakar @ 2025-08-04 20:26 UTC (permalink / raw) To: Geert Uytterhoeven, Michael Turquette, Stephen Boyd, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Magnus Damm Cc: linux-renesas-soc, linux-clk, linux-kernel, devicetree, Prabhakar, Biju Das, Fabrizio Castro, Lad Prabhakar From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> Add module and core clocks used by USB. Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> --- drivers/clk/renesas/r9a09g077-cpg.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/clk/renesas/r9a09g077-cpg.c b/drivers/clk/renesas/r9a09g077-cpg.c index c920d6a9707f..704d14d31e87 100644 --- a/drivers/clk/renesas/r9a09g077-cpg.c +++ b/drivers/clk/renesas/r9a09g077-cpg.c @@ -67,7 +67,7 @@ enum rzt2h_clk_types { enum clk_ids { /* Core Clock Outputs exported to DT */ - LAST_DT_CORE_CLK = R9A09G077_SDHI_CLKHS, + LAST_DT_CORE_CLK = R9A09G077_USB_CLK, /* External Input Clocks */ CLK_EXTAL, @@ -150,12 +150,14 @@ static const struct cpg_core_clk r9a09g077_core_clks[] __initconst = { DEF_FIXED("PCLKL", R9A09G077_CLK_PCLKL, CLK_SEL_CLK_PLL1, 16, 1), DEF_FIXED("PCLKAM", R9A09G077_CLK_PCLKAM, CLK_PLL4D1, 12, 1), DEF_FIXED("SDHI_CLKHS", R9A09G077_SDHI_CLKHS, CLK_SEL_CLK_PLL2, 1, 1), + DEF_FIXED("USB_CLK", R9A09G077_USB_CLK, CLK_PLL4D1, 48, 1), }; static const struct mssr_mod_clk r9a09g077_mod_clks[] __initconst = { DEF_MOD("sci0fck", 8, CLK_SCI0ASYNC), DEF_MOD("iic0", 100, R9A09G077_CLK_PCLKL), DEF_MOD("iic1", 101, R9A09G077_CLK_PCLKL), + DEF_MOD("usb", 408, R9A09G077_CLK_PCLKAM), DEF_MOD("iic2", 601, R9A09G077_CLK_PCLKL), DEF_MOD("sdhi0", 1212, R9A09G077_CLK_PCLKAM), DEF_MOD("sdhi1", 1213, R9A09G077_CLK_PCLKAM), -- 2.50.1 ^ permalink raw reply related [flat|nested] 6+ messages in thread
* Re: [PATCH 2/2] clk: renesas: r9a09g077: Add USB core and module clocks 2025-08-04 20:26 ` [PATCH 2/2] clk: renesas: r9a09g077: Add USB core and module clocks Prabhakar @ 2025-08-11 13:37 ` Geert Uytterhoeven 0 siblings, 0 replies; 6+ messages in thread From: Geert Uytterhoeven @ 2025-08-11 13:37 UTC (permalink / raw) To: Prabhakar Cc: Michael Turquette, Stephen Boyd, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Magnus Damm, linux-renesas-soc, linux-clk, linux-kernel, devicetree, Biju Das, Fabrizio Castro, Lad Prabhakar On Mon, 4 Aug 2025 at 22:27, Prabhakar <prabhakar.csengg@gmail.com> wrote: > From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> > > Add module and core clocks used by USB. > > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> i.e. will queue in renesas-clk for v6.18. 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 ^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2025-08-11 13:37 UTC | newest] Thread overview: 6+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2025-08-04 20:26 [PATCH 0/2] Add USB clock support for R9A09G077 and R9A09G087 SoCs Prabhakar 2025-08-04 20:26 ` [PATCH 1/2] dt-bindings: clock: renesas,r9a09g077/87: Add USB_CLK clock ID Prabhakar 2025-08-05 7:05 ` Krzysztof Kozlowski 2025-08-11 13:35 ` Geert Uytterhoeven 2025-08-04 20:26 ` [PATCH 2/2] clk: renesas: r9a09g077: Add USB core and module clocks Prabhakar 2025-08-11 13:37 ` Geert Uytterhoeven
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