linux-kernel - [PATCH 07/22] clk: renesas: r9a09g047: Add support for DSI clocks and resets

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: <a7ed87270fd084f2b3f1ad6ee9238b2fb5bcc426.1764165783.git.tommaso.merciai.xr@bp.renesas.com>
Date: Wed, 26 Nov 2025 15:07:19 +0100
From: Tommaso Merciai <tommaso.merciai.xr@...renesas.com>
To: tomm.merciai@...il.com
Cc: linux-renesas-soc@...r.kernel.org,
	biju.das.jz@...renesas.com,
	Tommaso Merciai <tommaso.merciai.xr@...renesas.com>,
	Andrzej Hajda <andrzej.hajda@...el.com>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Robert Foss <rfoss@...nel.org>,
	Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
	Jonas Karlman <jonas@...boo.se>,
	Jernej Skrabec <jernej.skrabec@...il.com>,
	David Airlie <airlied@...il.com>,
	Simona Vetter <simona@...ll.ch>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Geert Uytterhoeven <geert+renesas@...der.be>,
	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>,
	Magnus Damm <magnus.damm@...il.com>,
	dri-devel@...ts.freedesktop.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-clk@...r.kernel.org
Subject: [PATCH 07/22] clk: renesas: r9a09g047: Add support for DSI clocks and resets

Add definitions for DSI clocks and resets on the R9A09G047 cpg driver
to enable proper initialization and control of the DSI hardware.

Signed-off-by: Tommaso Merciai <tommaso.merciai.xr@...renesas.com>
---
 drivers/clk/renesas/r9a09g047-cpg.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/drivers/clk/renesas/r9a09g047-cpg.c b/drivers/clk/renesas/r9a09g047-cpg.c
index c8863eded44d..236598d83c7f 100644
--- a/drivers/clk/renesas/r9a09g047-cpg.c
+++ b/drivers/clk/renesas/r9a09g047-cpg.c
@@ -486,6 +486,18 @@ static const struct rzv2h_mod_clk r9a09g047_mod_clks[] __initconst = {
 						BUS_MSTOP(9, BIT(4))),
 	DEF_MOD("cru_0_pclk",			CLK_PLLDTY_DIV16, 13, 4, 6, 20,
 						BUS_MSTOP(9, BIT(4))),
+	DEF_MOD("dsi_0_pclk",			CLK_PLLDTY_DIV16, 14, 8, 7, 8,
+						BUS_MSTOP(9, BIT(15) | BIT(14))),
+	DEF_MOD("dsi_0_aclk",			CLK_PLLDTY_ACPU_DIV2, 14, 9, 7, 9,
+						BUS_MSTOP(9, BIT(15) | BIT(14))),
+	DEF_MOD("dsi_0_vclk1",			CLK_SMUX2_DSI0_CLK, 14, 10, 7, 10,
+						BUS_MSTOP(9, BIT(15) | BIT(14))),
+	DEF_MOD("dsi_0_vclk2",			CLK_SMUX2_DSI1_CLK, 25, 0, 10, 21,
+						BUS_MSTOP(9, BIT(15) | BIT(14))),
+	DEF_MOD("dsi_0_lpclk",			CLK_PLLETH_LPCLK, 14, 11, 7, 11,
+						BUS_MSTOP(9, BIT(15) | BIT(14))),
+	DEF_MOD("dsi_0_pllref_clk",		CLK_QEXTAL, 14, 12, 7, 12,
+						BUS_MSTOP(9, BIT(15) | BIT(14))),
 	DEF_MOD("ge3d_clk",			CLK_PLLVDO_GPU, 15, 0, 7, 16,
 						BUS_MSTOP(3, BIT(4))),
 	DEF_MOD("ge3d_axi_clk",			CLK_PLLDTY_ACPU_DIV2, 15, 1, 7, 17,
@@ -562,6 +574,8 @@ static const struct rzv2h_reset r9a09g047_resets[] __initconst = {
 	DEF_RST(12, 5, 5, 22),		/* CRU_0_PRESETN */
 	DEF_RST(12, 6, 5, 23),		/* CRU_0_ARESETN */
 	DEF_RST(12, 7, 5, 24),		/* CRU_0_S_RESETN */
+	DEF_RST(13, 7, 6, 8),		/* DSI_0_PRESETN */
+	DEF_RST(13, 8, 6, 9),		/* DSI_0_ARESETN */
 	DEF_RST(13, 13, 6, 14),		/* GE3D_RESETN */
 	DEF_RST(13, 14, 6, 15),		/* GE3D_AXI_RESETN */
 	DEF_RST(13, 15, 6, 16),		/* GE3D_ACE_RESETN */
-- 
2.43.0