[PATCH] clk: renesas: r9a09g077: Add module clocks for SCI1-SCI5

From: Prabhakar
Date: Tue Aug 12 2025 - 13:17:52 EST


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

Add asynchronous core clocks and module clocks for SCI channels 1
through 5 on the RZ/T2H SoC.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
---
drivers/clk/renesas/r9a09g077-cpg.c | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)

diff --git a/drivers/clk/renesas/r9a09g077-cpg.c b/drivers/clk/renesas/r9a09g077-cpg.c
index 704d14d31e87..408247efd905 100644
--- a/drivers/clk/renesas/r9a09g077-cpg.c
+++ b/drivers/clk/renesas/r9a09g077-cpg.c
@@ -48,6 +48,11 @@
#define DIVCA55S CONF_PACK(SCKCR2, 12, 1)

#define DIVSCI0ASYNC CONF_PACK(SCKCR3, 6, 2)
+#define DIVSCI1ASYNC CONF_PACK(SCKCR3, 8, 2)
+#define DIVSCI2ASYNC CONF_PACK(SCKCR3, 10, 2)
+#define DIVSCI3ASYNC CONF_PACK(SCKCR3, 12, 2)
+#define DIVSCI4ASYNC CONF_PACK(SCKCR3, 14, 2)
+#define DIVSCI5ASYNC CONF_PACK(SCKCR2, 18, 2)

#define SEL_PLL CONF_PACK(SCKCR, 22, 1)

@@ -84,6 +89,11 @@ enum clk_ids {
CLK_SEL_CLK_PLL4,
CLK_PLL4D1,
CLK_SCI0ASYNC,
+ CLK_SCI1ASYNC,
+ CLK_SCI2ASYNC,
+ CLK_SCI3ASYNC,
+ CLK_SCI4ASYNC,
+ CLK_SCI5ASYNC,

/* Module Clocks */
MOD_CLK_BASE,
@@ -133,6 +143,16 @@ static const struct cpg_core_clk r9a09g077_core_clks[] __initconst = {
DEF_FIXED(".pll4d1", CLK_PLL4D1, CLK_SEL_CLK_PLL4, 1, 1),
DEF_DIV(".sci0async", CLK_SCI0ASYNC, CLK_PLL4D1, DIVSCI0ASYNC,
dtable_24_25_30_32),
+ DEF_DIV(".sci1async", CLK_SCI1ASYNC, CLK_PLL4D1, DIVSCI1ASYNC,
+ dtable_24_25_30_32),
+ DEF_DIV(".sci2async", CLK_SCI2ASYNC, CLK_PLL4D1, DIVSCI2ASYNC,
+ dtable_24_25_30_32),
+ DEF_DIV(".sci3async", CLK_SCI3ASYNC, CLK_PLL4D1, DIVSCI3ASYNC,
+ dtable_24_25_30_32),
+ DEF_DIV(".sci4async", CLK_SCI4ASYNC, CLK_PLL4D1, DIVSCI4ASYNC,
+ dtable_24_25_30_32),
+ DEF_DIV(".sci5async", CLK_SCI5ASYNC, CLK_PLL4D1, DIVSCI5ASYNC,
+ dtable_24_25_30_32),

/* Core output clk */
DEF_DIV("CA55C0", R9A09G077_CLK_CA55C0, CLK_SEL_CLK_PLL0, DIVCA55C0,
@@ -155,9 +175,14 @@ static const struct cpg_core_clk r9a09g077_core_clks[] __initconst = {

static const struct mssr_mod_clk r9a09g077_mod_clks[] __initconst = {
DEF_MOD("sci0fck", 8, CLK_SCI0ASYNC),
+ DEF_MOD("sci1fck", 9, CLK_SCI1ASYNC),
+ DEF_MOD("sci2fck", 10, CLK_SCI2ASYNC),
+ DEF_MOD("sci3fck", 11, CLK_SCI3ASYNC),
+ DEF_MOD("sci4fck", 12, CLK_SCI4ASYNC),
DEF_MOD("iic0", 100, R9A09G077_CLK_PCLKL),
DEF_MOD("iic1", 101, R9A09G077_CLK_PCLKL),
DEF_MOD("usb", 408, R9A09G077_CLK_PCLKAM),
+ DEF_MOD("sci5fck", 600, CLK_SCI5ASYNC),
DEF_MOD("iic2", 601, R9A09G077_CLK_PCLKL),
DEF_MOD("sdhi0", 1212, R9A09G077_CLK_PCLKAM),
DEF_MOD("sdhi1", 1213, R9A09G077_CLK_PCLKAM),
--
2.50.1