[PATCH v2 4/5] clk: samsung: clk-pll: Add support for pll_1431x

Ivaylo Ivanov ivo.ivanov.ivanov1 at gmail.com
Fri Oct 17 09:13:32 PDT 2025


The PLL is similar enough to pll_36xx that the same code can be used.

When defining a PLL, the "con" parameter should be set to CON0
register, like this:

PLL(pll_1431x, CLK_FOUT_SHARED0_PLL, "fout_shared0_pll", "oscclk",
     PLL_LOCKTIME_PLL_SHARED0, PLL_CON0_PLL_SHARED0,
     pll_shared0_rate_table),

Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1 at gmail.com>
Reviewed-by: Peng Fan <peng.fan at nxp.com>
---
Changes from v2:
- rebase
- add r-b tag from Peng Fan
---
 drivers/clk/samsung/clk-pll.c | 1 +
 drivers/clk/samsung/clk-pll.h | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/clk/samsung/clk-pll.c b/drivers/clk/samsung/clk-pll.c
index 3c7333529..a509180a7 100644
--- a/drivers/clk/samsung/clk-pll.c
+++ b/drivers/clk/samsung/clk-pll.c
@@ -1544,6 +1544,7 @@ static void __init _samsung_clk_register_pll(struct samsung_clk_provider *ctx,
 	/* clk_ops for 36xx and 2650 are similar */
 	case pll_36xx:
 	case pll_2650:
+	case pll_1431x:
 		pll->enable_offs = PLL36XX_ENABLE_SHIFT;
 		pll->lock_offs = PLL36XX_LOCK_STAT_SHIFT;
 		if (!pll->rate_table)
diff --git a/drivers/clk/samsung/clk-pll.h b/drivers/clk/samsung/clk-pll.h
index 04b3fe97f..eddc4cd08 100644
--- a/drivers/clk/samsung/clk-pll.h
+++ b/drivers/clk/samsung/clk-pll.h
@@ -53,6 +53,7 @@ enum samsung_pll_type {
 	pll_1031x,
 	pll_141xx,
 	pll_1419x,
+	pll_1431x,
 };
 
 #define PLL_RATE(_fin, _m, _p, _s, _k, _ks) \
-- 
2.43.0




More information about the linux-arm-kernel mailing list