[v3,4/8] clk: qcom: clk-alpha-pll: Add support for controlling Taycan PLLs

Commit Message

Melody Olvera Dec. 4, 2024, 7:37 p.m. UTC

From: Taniya Das <[e-mail]>

Add clock ops for Taycan PLL, add the register offsets for supporting
the PLL.

Signed-off-by: Melody Olvera <[e-mail]>
Reviewed-by: Dmitry Baryshkov <[e-mail]>
Signed-off-by: Taniya Das <[e-mail]>
---
 drivers/clk/qcom/clk-alpha-pll.c | 14 ++++++++++++++
 drivers/clk/qcom/clk-alpha-pll.h |  7 +++++++
 2 files changed, 21 insertions(+)

Patch

diff --git a/drivers/clk/qcom/clk-alpha-pll.c b/drivers/clk/qcom/clk-alpha-pll.c
index b8351f8c0b8401f55c564e8ea32308333d012887..5e9217ea3760efe640718040b8659cb37ef9ede5 100644
--- a/drivers/clk/qcom/clk-alpha-pll.c
+++ b/drivers/clk/qcom/clk-alpha-pll.c
@@ -197,6 +197,20 @@  const u8 clk_alpha_pll_regs[][PLL_OFF_MAX_REGS] = {
 		[PLL_OFF_TEST_CTL_U1] = 0x34,
 		[PLL_OFF_TEST_CTL_U2] = 0x38,
 	},
+	[CLK_ALPHA_PLL_TYPE_TAYCAN_ELU] = {
+		[PLL_OFF_OPMODE] = 0x04,
+		[PLL_OFF_STATE] = 0x08,
+		[PLL_OFF_STATUS] = 0x0c,
+		[PLL_OFF_L_VAL] = 0x10,
+		[PLL_OFF_ALPHA_VAL] = 0x14,
+		[PLL_OFF_USER_CTL] = 0x18,
+		[PLL_OFF_USER_CTL_U] = 0x1c,
+		[PLL_OFF_CONFIG_CTL] = 0x20,
+		[PLL_OFF_CONFIG_CTL_U] = 0x24,
+		[PLL_OFF_CONFIG_CTL_U1] = 0x28,
+		[PLL_OFF_TEST_CTL] = 0x2c,
+		[PLL_OFF_TEST_CTL_U] = 0x30,
+	},
 	[CLK_ALPHA_PLL_TYPE_RIVIAN_EVO] = {
 		[PLL_OFF_OPMODE] = 0x04,
 		[PLL_OFF_STATUS] = 0x0c,
diff --git a/drivers/clk/qcom/clk-alpha-pll.h b/drivers/clk/qcom/clk-alpha-pll.h
index c6d1b8429f951a27fa18cd5b82f067acdf826454..87bd469d9c2c2ec4e0758c97231527b92fe6afe5 100644
--- a/drivers/clk/qcom/clk-alpha-pll.h
+++ b/drivers/clk/qcom/clk-alpha-pll.h
@@ -27,6 +27,7 @@  enum {
 	CLK_ALPHA_PLL_TYPE_ZONDA_OLE,
 	CLK_ALPHA_PLL_TYPE_LUCID_EVO,
 	CLK_ALPHA_PLL_TYPE_LUCID_OLE,
+	CLK_ALPHA_PLL_TYPE_TAYCAN_ELU,
 	CLK_ALPHA_PLL_TYPE_RIVIAN_EVO,
 	CLK_ALPHA_PLL_TYPE_DEFAULT_EVO,
 	CLK_ALPHA_PLL_TYPE_BRAMMO_EVO,
@@ -185,12 +186,15 @@  extern const struct clk_ops clk_alpha_pll_zonda_ops;
 #define clk_alpha_pll_zonda_ole_ops clk_alpha_pll_zonda_ops
 
 extern const struct clk_ops clk_alpha_pll_lucid_evo_ops;
+#define clk_alpha_pll_taycan_elu_ops clk_alpha_pll_lucid_evo_ops
 extern const struct clk_ops clk_alpha_pll_reset_lucid_evo_ops;
 #define clk_alpha_pll_reset_lucid_ole_ops clk_alpha_pll_reset_lucid_evo_ops
 extern const struct clk_ops clk_alpha_pll_fixed_lucid_evo_ops;
 #define clk_alpha_pll_fixed_lucid_ole_ops clk_alpha_pll_fixed_lucid_evo_ops
+#define clk_alpha_pll_fixed_taycan_elu_ops clk_alpha_pll_fixed_lucid_evo_ops
 extern const struct clk_ops clk_alpha_pll_postdiv_lucid_evo_ops;
 #define clk_alpha_pll_postdiv_lucid_ole_ops clk_alpha_pll_postdiv_lucid_evo_ops
+#define clk_alpha_pll_postdiv_taycan_elu_ops clk_alpha_pll_postdiv_lucid_evo_ops
 
 extern const struct clk_ops clk_alpha_pll_rivian_evo_ops;
 #define clk_alpha_pll_postdiv_rivian_evo_ops clk_alpha_pll_postdiv_fabia_ops
@@ -218,6 +222,9 @@  void clk_lucid_evo_pll_configure(struct clk_alpha_pll *pll, struct regmap *regma
 				 const struct alpha_pll_config *config);
 void clk_lucid_ole_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
 				 const struct alpha_pll_config *config);
+#define clk_taycan_elu_pll_configure(pll, regmap, config) \
+	clk_lucid_evo_pll_configure(pll, regmap, config)
+
 void clk_rivian_evo_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
 				  const struct alpha_pll_config *config);
 void clk_stromer_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,