linux-kernel - [PATCH 4/4] clk: renesas: r9a09g056: Add USB3.0 clocks/resets

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Message-ID: <20251101050034.738807-5-prabhakar.mahadev-lad.rj@bp.renesas.com>
Date: Sat,  1 Nov 2025 05:00:34 +0000
From: Prabhakar <prabhakar.csengg@...il.com>
To: Geert Uytterhoeven <geert+renesas@...der.be>,
	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Magnus Damm <magnus.damm@...il.com>,
	linux-renesas-soc@...r.kernel.org
Cc: linux-clk@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org,
	Prabhakar <prabhakar.csengg@...il.com>,
	Biju Das <biju.das.jz@...renesas.com>,
	Fabrizio Castro <fabrizio.castro.jz@...esas.com>,
	Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: [PATCH 4/4] clk: renesas: r9a09g056: Add USB3.0 clocks/resets

From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>

Add USB3.0 clock and reset entries.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
---
 drivers/clk/renesas/r9a09g056-cpg.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/renesas/r9a09g056-cpg.c b/drivers/clk/renesas/r9a09g056-cpg.c
index e4a6dfd2bec9..f48a082e65d7 100644
--- a/drivers/clk/renesas/r9a09g056-cpg.c
+++ b/drivers/clk/renesas/r9a09g056-cpg.c
@@ -17,7 +17,7 @@
 
 enum clk_ids {
 	/* Core Clock Outputs exported to DT */
-	LAST_DT_CORE_CLK = R9A09G056_SPI_CLK_SPI,
+	LAST_DT_CORE_CLK = R9A09G056_USB3_0_CLKCORE,
 
 	/* External Input Clocks */
 	CLK_AUDIO_EXTAL,
@@ -226,6 +226,8 @@ static const struct cpg_core_clk r9a09g056_core_clks[] __initconst = {
 		  CLK_PLLETH_DIV_125_FIX, 1, 1),
 	DEF_FIXED_MOD_STATUS("spi_clk_spi", R9A09G056_SPI_CLK_SPI, CLK_PLLCM33_XSPI, 1, 2,
 			     FIXED_MOD_CONF_XSPI),
+	DEF_FIXED("usb3_0_ref_alt_clk_p", R9A09G056_USB3_0_REF_ALT_CLK_P, CLK_QEXTAL, 1, 1),
+	DEF_FIXED("usb3_0_core_clk", R9A09G056_USB3_0_CLKCORE, CLK_QEXTAL, 1, 1),
 };
 
 static const struct rzv2h_mod_clk r9a09g056_mod_clks[] __initconst = {
@@ -319,6 +321,10 @@ 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("usb3_0_aclk",			CLK_PLLDTY_DIV8, 10, 15, 5, 15,
+						BUS_MSTOP(7, BIT(12))),
+	DEF_MOD("usb3_0_pclk_usbtst",		CLK_PLLDTY_ACPU_DIV4, 11, 0, 5, 16,
+						BUS_MSTOP(7, BIT(14))),
 	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,
@@ -426,6 +432,7 @@ 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, 10, 4, 27),		/* USB3_0_ARESETN */
 	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 */
-- 
2.43.0