[PATCH] clk: renesas: r9a09g056: Add clock and reset entries for USB2.0

Prabhakar posted 1 patch 8 months, 2 weeks ago
drivers/clk/renesas/r9a09g056-cpg.c | 10 ++++++++++
1 file changed, 10 insertions(+)
[PATCH] clk: renesas: r9a09g056: Add clock and reset entries for USB2.0
Posted by Prabhakar 8 months, 2 weeks ago
From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>

Add clock and reset entries for USB2.0.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
---
 drivers/clk/renesas/r9a09g056-cpg.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/clk/renesas/r9a09g056-cpg.c b/drivers/clk/renesas/r9a09g056-cpg.c
index 13b5db79aab4..e370ffb8c1e2 100644
--- a/drivers/clk/renesas/r9a09g056-cpg.c
+++ b/drivers/clk/renesas/r9a09g056-cpg.c
@@ -134,6 +134,7 @@ static const struct cpg_core_clk r9a09g056_core_clks[] __initconst = {
 	DEF_DDIV("ca55_0_coreclk3", R9A09G056_CA55_0_CORE_CLK3, CLK_PLLCA55,
 		 CDDIV1_DIVCTL3, dtable_1_8),
 	DEF_FIXED("iotop_0_shclk", R9A09G056_IOTOP_0_SHCLK, CLK_PLLCM33_DIV16, 1, 1),
+	DEF_FIXED("usb2_0_clk_core0", R9A09G056_USB2_0_CLK_CORE0, CLK_QEXTAL, 1, 1),
 	DEF_FIXED("gbeth_0_clk_ptp_ref_i", R9A09G056_GBETH_0_CLK_PTP_REF_I,
 		  CLK_PLLETH_DIV_125_FIX, 1, 1),
 	DEF_FIXED("gbeth_1_clk_ptp_ref_i", R9A09G056_GBETH_1_CLK_PTP_REF_I,
@@ -219,6 +220,12 @@ static const struct rzv2h_mod_clk r9a09g056_mod_clks[] __initconst = {
 						BUS_MSTOP(8, BIT(4))),
 	DEF_MOD("sdhi_2_aclk",			CLK_PLLDTY_ACPU_DIV4, 10, 14, 5, 14,
 						BUS_MSTOP(8, BIT(4))),
+	DEF_MOD("usb2_0_u2h0_hclk",		CLK_PLLDTY_DIV8, 11, 3, 5, 19,
+						BUS_MSTOP(7, BIT(7))),
+	DEF_MOD("usb2_0_u2p_exr_cpuclk",	CLK_PLLDTY_ACPU_DIV4, 11, 5, 5, 21,
+						BUS_MSTOP(7, BIT(9))),
+	DEF_MOD("usb2_0_pclk_usbtst0",		CLK_PLLDTY_ACPU_DIV4, 11, 6, 5, 22,
+						BUS_MSTOP(7, BIT(10))),
 	DEF_MOD_MUX_EXTERNAL("gbeth_0_clk_tx_i", CLK_SMUX2_GBE0_TXCLK, 11, 8, 5, 24,
 						BUS_MSTOP(8, BIT(5)), 1),
 	DEF_MOD_MUX_EXTERNAL("gbeth_0_clk_rx_i", CLK_SMUX2_GBE0_RXCLK, 11, 9, 5, 25,
@@ -280,6 +287,9 @@ static const struct rzv2h_reset r9a09g056_resets[] __initconst = {
 	DEF_RST(10, 7, 4, 24),		/* SDHI_0_IXRST */
 	DEF_RST(10, 8, 4, 25),		/* SDHI_1_IXRST */
 	DEF_RST(10, 9, 4, 26),		/* SDHI_2_IXRST */
+	DEF_RST(10, 12, 4, 29),		/* USB2_0_U2H0_HRESETN */
+	DEF_RST(10, 14, 4, 31),		/* USB2_0_U2P_EXL_SYSRST */
+	DEF_RST(10, 15, 5, 0),		/* USB2_0_PRESETN */
 	DEF_RST(11, 0, 5, 1),		/* GBETH_0_ARESETN_I */
 	DEF_RST(11, 1, 5, 2),		/* GBETH_1_ARESETN_I */
 	DEF_RST(13, 13, 6, 14),		/* GPU_0_RESETN */
-- 
2.49.0
Re: [PATCH] clk: renesas: r9a09g056: Add clock and reset entries for USB2.0
Posted by Geert Uytterhoeven 8 months, 1 week ago
Hi Prabhakar,

On Wed, 28 May 2025 at 15:26, Prabhakar <prabhakar.csengg@gmail.com> wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
>
> Add clock and reset entries for USB2.0.
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>

Thanks for your patch!

I couldn't review all details due to lack of the Additional Document,
but I assume it is the same as on RZ/V2H(P), so
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
i.e. will queue in renesas-clk for v6.17.


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