[PATCH 6.12.y-cip 12/19] clk: renesas: r9a09g047: Add I3C0 clocks and resets

Tommaso Merciai
2026-01-08T09:31:30Z

commit c939b63f44e50c3d2bd3790cddf07c3ef805ca5f upstream.

Add I3C0 clock and reset support to the Renesas RZ/G3E R9A09G047 CPG
driver.

Signed-off-by: Tommaso Merciai <tommaso.merciai.xr@bp.renesas.com>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/20250611093934.4208-3-wsa+renesas@sang-engineering.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Tommaso Merciai <tommaso.merciai.xr@bp.renesas.com>
---
drivers/clk/renesas/r9a09g047-cpg.c | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/drivers/clk/renesas/r9a09g047-cpg.c b/drivers/clk/renesas/r9a09g047-cpg.c
index 281d19782409..26e2be7667eb 100644
--- a/drivers/clk/renesas/r9a09g047-cpg.c
+++ b/drivers/clk/renesas/r9a09g047-cpg.c
@@ -198,6 +198,12 @@ static const struct rzv2h_mod_clk r9a09g047_mod_clks[] __initconst = {
BUS_MSTOP(5, BIT(13))),
DEF_MOD("scif_0_clk_pck", CLK_PLLCM33_DIV16, 8, 15, 4, 15,
BUS_MSTOP(3, BIT(14))),
+ DEF_MOD("i3c_0_pclkrw", CLK_PLLCLN_DIV16, 9, 0, 4, 16,
+ BUS_MSTOP(10, BIT(15))),
+ DEF_MOD("i3c_0_pclk", CLK_PLLCLN_DIV16, 9, 1, 4, 17,
+ BUS_MSTOP(10, BIT(15))),
+ DEF_MOD("i3c_0_tclk", CLK_PLLCLN_DIV8, 9, 2, 4, 18,
+ BUS_MSTOP(10, BIT(15))),
DEF_MOD("riic_8_ckm", CLK_PLLCM33_DIV16, 9, 3, 4, 19,
BUS_MSTOP(3, BIT(13))),
DEF_MOD("riic_0_ckm", CLK_PLLCLN_DIV16, 9, 4, 4, 20,
@@ -301,6 +307,8 @@ static const struct rzv2h_reset r9a09g047_resets[] __initconst = {
DEF_RST(7, 7, 3, 8), /* WDT_2_RESET */
DEF_RST(7, 8, 3, 9), /* WDT_3_RESET */
DEF_RST(9, 5, 4, 6), /* SCIF_0_RST_SYSTEM_N */
+ DEF_RST(9, 6, 4, 7), /* I3C_0_PRESETN */
+ DEF_RST(9, 7, 4, 8), /* I3C_0_TRESETN */
DEF_RST(9, 8, 4, 9), /* RIIC_0_MRST */
DEF_RST(9, 9, 4, 10), /* RIIC_1_MRST */
DEF_RST(9, 10, 4, 11), /* RIIC_2_MRST */
--
2.43.0