linux-kernel - [PATCH 5/6] clk: renesas: r9a09g056: Add XSPI clock/reset

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20250624173030.472196-6-prabhakar.mahadev-lad.rj@bp.renesas.com>
Date: Tue, 24 Jun 2025 18:30:29 +0100
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>
Cc: linux-renesas-soc@...r.kernel.org,
	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 5/6] clk: renesas: r9a09g056: Add XSPI clock/reset

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

Add XSPI clock and reset entries.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
---
 drivers/clk/renesas/r9a09g056-cpg.c | 12 ++++++++++++
 drivers/clk/renesas/rzv2h-cpg.h     |  2 ++
 2 files changed, 14 insertions(+)

diff --git a/drivers/clk/renesas/r9a09g056-cpg.c b/drivers/clk/renesas/r9a09g056-cpg.c
index 040acd4ae5dd..437af86f49dd 100644
--- a/drivers/clk/renesas/r9a09g056-cpg.c
+++ b/drivers/clk/renesas/r9a09g056-cpg.c
@@ -39,6 +39,7 @@ enum clk_ids {
 	CLK_SMUX2_XSPI_CLK0,
 	CLK_SMUX2_XSPI_CLK1,
 	CLK_PLLCM33_XSPI,
+	CLK_PLLCM33_GEAR,
 	CLK_PLLCLN_DIV2,
 	CLK_PLLCLN_DIV8,
 	CLK_PLLCLN_DIV16,
@@ -123,6 +124,7 @@ static const struct cpg_core_clk r9a09g056_core_clks[] __initconst = {
 	DEF_SMUX(".smux2_xspi_clk1", CLK_SMUX2_XSPI_CLK1, SSEL1_SELCTL3, smux2_xspi_clk1),
 	DEF_CSDIV(".pllcm33_xspi", CLK_PLLCM33_XSPI, CLK_SMUX2_XSPI_CLK1, CSDIV0_DIVCTL3,
 		  dtable_2_16),
+	DEF_DDIV(".pllcm33_gear", CLK_PLLCM33_GEAR, CLK_PLLCM33_DIV4, CDDIV0_DIVCTL1, dtable_2_64),
 
 	DEF_FIXED(".pllcln_div2", CLK_PLLCLN_DIV2, CLK_PLLCLN, 1, 2),
 	DEF_FIXED(".pllcln_div8", CLK_PLLCLN_DIV8, CLK_PLLCLN, 1, 8),
@@ -162,6 +164,8 @@ static const struct cpg_core_clk r9a09g056_core_clks[] __initconst = {
 		  CLK_PLLETH_DIV_125_FIX, 1, 1),
 	DEF_FIXED("gbeth_1_clk_ptp_ref_i", R9A09G056_GBETH_1_CLK_PTP_REF_I,
 		  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),
 };
 
 static const struct rzv2h_mod_clk r9a09g056_mod_clks[] __initconst = {
@@ -219,6 +223,12 @@ static const struct rzv2h_mod_clk r9a09g056_mod_clks[] __initconst = {
 						BUS_MSTOP(1, BIT(7))),
 	DEF_MOD("riic_7_ckm",			CLK_PLLCLN_DIV16, 9, 11, 4, 27,
 						BUS_MSTOP(1, BIT(8))),
+	DEF_MOD("spi_hclk",			CLK_PLLCM33_GEAR, 9, 15, 4, 31,
+						BUS_MSTOP(4, BIT(5))),
+	DEF_MOD("spi_aclk",			CLK_PLLCM33_GEAR, 10, 0, 5, 0,
+						BUS_MSTOP(4, BIT(5))),
+	DEF_MOD("spi_clk_spix2",		CLK_PLLCM33_XSPI, 10, 1, 5, 2,
+						BUS_MSTOP(4, BIT(5))),
 	DEF_MOD("sdhi_0_imclk",			CLK_PLLCLN_DIV8, 10, 3, 5, 3,
 						BUS_MSTOP(8, BIT(2))),
 	DEF_MOD("sdhi_0_imclk2",		CLK_PLLCLN_DIV8, 10, 4, 5, 4,
@@ -307,6 +317,8 @@ static const struct rzv2h_reset r9a09g056_resets[] __initconst = {
 	DEF_RST(9, 14, 4, 15),		/* RIIC_6_MRST */
 	DEF_RST(9, 15, 4, 16),		/* RIIC_7_MRST */
 	DEF_RST(10, 0, 4, 17),		/* RIIC_8_MRST */
+	DEF_RST(10, 3, 4, 20),          /* SPI_HRESETN */
+	DEF_RST(10, 4, 4, 21),          /* SPI_ARESETN */
 	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 */
diff --git a/drivers/clk/renesas/rzv2h-cpg.h b/drivers/clk/renesas/rzv2h-cpg.h
index 317c8ee2e2d5..42b7c7e13284 100644
--- a/drivers/clk/renesas/rzv2h-cpg.h
+++ b/drivers/clk/renesas/rzv2h-cpg.h
@@ -148,6 +148,8 @@ struct fixed_mod_conf {
 				 FIELD_PREP_CONST(BUS_MSTOP_BITS_MASK, (mask)))
 #define BUS_MSTOP_NONE		GENMASK(31, 0)
 
+#define FIXED_MOD_CONF_XSPI	FIXED_MOD_CONF_PACK(5, 1)
+
 /**
  * Definitions of CPG Core Clocks
  *
-- 
2.49.0