linux-kernel - [PATCH v2 5/5] clk: renesas: r9a09g057: Add clock and reset entries for GE3D

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Message-ID: <20250309211402.80886-6-prabhakar.mahadev-lad.rj@bp.renesas.com>
Date: Sun,  9 Mar 2025 21:14:02 +0000
From: Prabhakar <prabhakar.csengg@...il.com>
To: Geert Uytterhoeven <geert+renesas@...der.be>,
	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>
Cc: linux-clk@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-renesas-soc@...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 v2 5/5] clk: renesas: r9a09g057: Add clock and reset entries for GE3D

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

Add PLLGPU along with the necessary clock and reset entries for GE3D.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
---
v1->v2
- Dropped reviewed tag from Geert as PLLGPU macro was added
---
 drivers/clk/renesas/r9a09g057-cpg.c | 14 ++++++++++++++
 drivers/clk/renesas/rzv2h-cpg.h     |  2 ++
 2 files changed, 16 insertions(+)

diff --git a/drivers/clk/renesas/r9a09g057-cpg.c b/drivers/clk/renesas/r9a09g057-cpg.c
index 031f332893a1..da20dbaead1f 100644
--- a/drivers/clk/renesas/r9a09g057-cpg.c
+++ b/drivers/clk/renesas/r9a09g057-cpg.c
@@ -29,6 +29,7 @@ enum clk_ids {
 	CLK_PLLDTY,
 	CLK_PLLCA55,
 	CLK_PLLVDO,
+	CLK_PLLGPU,
 
 	/* Internal Core Clocks */
 	CLK_PLLCM33_DIV4,
@@ -47,6 +48,7 @@ enum clk_ids {
 	CLK_PLLVDO_CRU1,
 	CLK_PLLVDO_CRU2,
 	CLK_PLLVDO_CRU3,
+	CLK_PLLGPU_GEAR,
 
 	/* Module Clocks */
 	MOD_CLK_BASE,
@@ -87,6 +89,7 @@ static const struct cpg_core_clk r9a09g057_core_clks[] __initconst = {
 	DEF_FIXED(".plldty", CLK_PLLDTY, CLK_QEXTAL, 200, 3),
 	DEF_PLL(".pllca55", CLK_PLLCA55, CLK_QEXTAL, PLLCA55),
 	DEF_FIXED(".pllvdo", CLK_PLLVDO, CLK_QEXTAL, 105, 2),
+	DEF_PLL(".pllgpu", CLK_PLLGPU, CLK_QEXTAL, PLLGPU),
 
 	/* Internal Core Clocks */
 	DEF_FIXED(".pllcm33_div4", CLK_PLLCM33_DIV4, CLK_PLLCM33, 1, 4),
@@ -110,6 +113,8 @@ static const struct cpg_core_clk r9a09g057_core_clks[] __initconst = {
 	DEF_DDIV(".pllvdo_cru2", CLK_PLLVDO_CRU2, CLK_PLLVDO, CDDIV4_DIVCTL1, dtable_2_4),
 	DEF_DDIV(".pllvdo_cru3", CLK_PLLVDO_CRU3, CLK_PLLVDO, CDDIV4_DIVCTL2, dtable_2_4),
 
+	DEF_DDIV(".pllgpu_gear", CLK_PLLGPU_GEAR, CLK_PLLGPU, CDDIV3_DIVCTL1, dtable_2_64),
+
 	/* Core Clocks */
 	DEF_FIXED("sys_0_pclk", R9A09G057_SYS_0_PCLK, CLK_QEXTAL, 1, 1),
 	DEF_DDIV("ca55_0_coreclk0", R9A09G057_CA55_0_CORE_CLK0, CLK_PLLCA55,
@@ -238,6 +243,12 @@ static const struct rzv2h_mod_clk r9a09g057_mod_clks[] __initconst = {
 						BUS_MSTOP(9, BIT(7))),
 	DEF_MOD("cru_3_pclk",			CLK_PLLDTY_DIV16, 13, 13, 6, 29,
 						BUS_MSTOP(9, BIT(7))),
+	DEF_MOD("gpu_0_clk",			CLK_PLLGPU_GEAR, 15, 0, 7, 16,
+						BUS_MSTOP(3, BIT(4))),
+	DEF_MOD("gpu_0_axi_clk",		CLK_PLLDTY_ACPU_DIV2, 15, 1, 7, 17,
+						BUS_MSTOP(3, BIT(4))),
+	DEF_MOD("gpu_0_ace_clk",		CLK_PLLDTY_ACPU_DIV2, 15, 2, 7, 18,
+						BUS_MSTOP(3, BIT(4))),
 };
 
 static const struct rzv2h_reset r9a09g057_resets[] __initconst = {
@@ -287,6 +298,9 @@ static const struct rzv2h_reset r9a09g057_resets[] __initconst = {
 	DEF_RST(12, 14, 5, 31),		/* CRU_3_PRESETN */
 	DEF_RST(12, 15, 6, 0),		/* CRU_3_ARESETN */
 	DEF_RST(13, 0, 6, 1),		/* CRU_3_S_RESETN */
+	DEF_RST(13, 13, 6, 14),		/* GPU_0_RESETN */
+	DEF_RST(13, 14, 6, 15),		/* GPU_0_AXI_RESETN */
+	DEF_RST(13, 15, 6, 16),		/* GPU_0_ACE_RESETN */
 };
 
 const struct rzv2h_cpg_info r9a09g057_cpg_info __initconst = {
diff --git a/drivers/clk/renesas/rzv2h-cpg.h b/drivers/clk/renesas/rzv2h-cpg.h
index 0a99a85433bd..2f59547e69bf 100644
--- a/drivers/clk/renesas/rzv2h-cpg.h
+++ b/drivers/clk/renesas/rzv2h-cpg.h
@@ -28,6 +28,7 @@ struct pll {
 	})
 
 #define PLLCA55		PLL_PACK(0x60, 1)
+#define PLLGPU		PLL_PACK(0x120, 1)
 
 /**
  * struct ddiv - Structure for dynamic switching divider
@@ -63,6 +64,7 @@ struct ddiv {
 #define CDDIV1_DIVCTL1	DDIV_PACK(CPG_CDDIV1, 4, 2, 5)
 #define CDDIV1_DIVCTL2	DDIV_PACK(CPG_CDDIV1, 8, 2, 6)
 #define CDDIV1_DIVCTL3	DDIV_PACK(CPG_CDDIV1, 12, 2, 7)
+#define CDDIV3_DIVCTL1	DDIV_PACK(CPG_CDDIV3, 4, 3, 13)
 #define CDDIV3_DIVCTL2	DDIV_PACK(CPG_CDDIV3, 8, 3, 14)
 #define CDDIV3_DIVCTL3	DDIV_PACK(CPG_CDDIV3, 12, 1, 15)
 #define CDDIV4_DIVCTL0	DDIV_PACK(CPG_CDDIV4, 0, 1, 16)
-- 
2.43.0