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

From: Prabhakar
Date: Tue Jun 24 2025 - 13:31:49 EST


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

Add XSPI clock and reset entries.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
---
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