clk: qcom: clk-alpha-pll: Add support for controlling Taycan PLLs

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

Signed-off-by: Melody Olvera <[email protected]>
Reviewed-by: Dmitry Baryshkov <[email protected]>
Signed-off-by: Taniya Das <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Bjorn Andersson <[email protected]>

Author: Taniya Das

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,

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,