[PATCH 3/3] clk: renesas: r9a09g057: Add clock and reset entries for GE3D

From: Prabhakar
Date: Tue Feb 18 2025 - 06:45:13 EST


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

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

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
---
drivers/clk/renesas/r9a09g057-cpg.c | 14 ++++++++++++++
drivers/clk/renesas/rzv2h-cpg.h | 1 +
2 files changed, 15 insertions(+)

diff --git a/drivers/clk/renesas/r9a09g057-cpg.c b/drivers/clk/renesas/r9a09g057-cpg.c
index 3705e18f66ad..ad1ed4ea1e01 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_DIV16,
@@ -43,6 +44,7 @@ enum clk_ids {
CLK_PLLVDO_CRU1,
CLK_PLLVDO_CRU2,
CLK_PLLVDO_CRU3,
+ CLK_PLLGPU_GEAR,

/* Module Clocks */
MOD_CLK_BASE,
@@ -83,6 +85,7 @@ 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, PLL_CONF(0x64)),
DEF_FIXED(".pllvdo", CLK_PLLVDO, CLK_QEXTAL, 105, 2),
+ DEF_PLL(".pllgpu", CLK_PLLGPU, CLK_QEXTAL, PLL_CONF(0x124)),

/* Internal Core Clocks */
DEF_FIXED(".pllcm33_div16", CLK_PLLCM33_DIV16, CLK_PLLCM33, 1, 16),
@@ -101,6 +104,8 @@ 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,
@@ -219,6 +224,12 @@ 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 = {
@@ -263,6 +274,9 @@ 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 81f44b94f6d5..3d3d4839d6d5 100644
--- a/drivers/clk/renesas/rzv2h-cpg.h
+++ b/drivers/clk/renesas/rzv2h-cpg.h
@@ -43,6 +43,7 @@ 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_DIVCTL3 DDIV_PACK(CPG_CDDIV3, 12, 1, 15)
#define CDDIV4_DIVCTL0 DDIV_PACK(CPG_CDDIV4, 0, 1, 16)
#define CDDIV4_DIVCTL1 DDIV_PACK(CPG_CDDIV4, 4, 1, 17)
--
2.43.0