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-rw-r--r--drivers/clk/qcom/clk-alpha-pll.h208
1 files changed, 208 insertions, 0 deletions
diff --git a/drivers/clk/qcom/clk-alpha-pll.h b/drivers/clk/qcom/clk-alpha-pll.h
new file mode 100644
index 0000000000..903fbab9b5
--- /dev/null
+++ b/drivers/clk/qcom/clk-alpha-pll.h
@@ -0,0 +1,208 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2015, 2018, 2021 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+
+#ifndef __QCOM_CLK_ALPHA_PLL_H__
+#define __QCOM_CLK_ALPHA_PLL_H__
+
+#include <linux/clk-provider.h>
+#include "clk-regmap.h"
+
+/* Alpha PLL types */
+enum {
+ CLK_ALPHA_PLL_TYPE_DEFAULT,
+ CLK_ALPHA_PLL_TYPE_HUAYRA,
+ CLK_ALPHA_PLL_TYPE_BRAMMO,
+ CLK_ALPHA_PLL_TYPE_FABIA,
+ CLK_ALPHA_PLL_TYPE_TRION,
+ CLK_ALPHA_PLL_TYPE_LUCID = CLK_ALPHA_PLL_TYPE_TRION,
+ CLK_ALPHA_PLL_TYPE_AGERA,
+ CLK_ALPHA_PLL_TYPE_ZONDA,
+ CLK_ALPHA_PLL_TYPE_LUCID_EVO,
+ CLK_ALPHA_PLL_TYPE_LUCID_OLE,
+ CLK_ALPHA_PLL_TYPE_RIVIAN_EVO,
+ CLK_ALPHA_PLL_TYPE_DEFAULT_EVO,
+ CLK_ALPHA_PLL_TYPE_BRAMMO_EVO,
+ CLK_ALPHA_PLL_TYPE_STROMER,
+ CLK_ALPHA_PLL_TYPE_STROMER_PLUS,
+ CLK_ALPHA_PLL_TYPE_MAX,
+};
+
+enum {
+ PLL_OFF_L_VAL,
+ PLL_OFF_CAL_L_VAL,
+ PLL_OFF_ALPHA_VAL,
+ PLL_OFF_ALPHA_VAL_U,
+ PLL_OFF_USER_CTL,
+ PLL_OFF_USER_CTL_U,
+ PLL_OFF_USER_CTL_U1,
+ PLL_OFF_CONFIG_CTL,
+ PLL_OFF_CONFIG_CTL_U,
+ PLL_OFF_CONFIG_CTL_U1,
+ PLL_OFF_TEST_CTL,
+ PLL_OFF_TEST_CTL_U,
+ PLL_OFF_TEST_CTL_U1,
+ PLL_OFF_TEST_CTL_U2,
+ PLL_OFF_STATE,
+ PLL_OFF_STATUS,
+ PLL_OFF_OPMODE,
+ PLL_OFF_FRAC,
+ PLL_OFF_CAL_VAL,
+ PLL_OFF_MAX_REGS
+};
+
+extern const u8 clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_MAX][PLL_OFF_MAX_REGS];
+
+struct pll_vco {
+ unsigned long min_freq;
+ unsigned long max_freq;
+ u32 val;
+};
+
+#define VCO(a, b, c) { \
+ .val = a,\
+ .min_freq = b,\
+ .max_freq = c,\
+}
+
+/**
+ * struct clk_alpha_pll - phase locked loop (PLL)
+ * @offset: base address of registers
+ * @vco_table: array of VCO settings
+ * @regs: alpha pll register map (see @clk_alpha_pll_regs)
+ * @clkr: regmap clock handle
+ */
+struct clk_alpha_pll {
+ u32 offset;
+ const u8 *regs;
+
+ const struct pll_vco *vco_table;
+ size_t num_vco;
+#define SUPPORTS_OFFLINE_REQ BIT(0)
+#define SUPPORTS_FSM_MODE BIT(2)
+#define SUPPORTS_DYNAMIC_UPDATE BIT(3)
+#define SUPPORTS_FSM_LEGACY_MODE BIT(4)
+ u8 flags;
+
+ struct clk_regmap clkr;
+};
+
+/**
+ * struct clk_alpha_pll_postdiv - phase locked loop (PLL) post-divider
+ * @offset: base address of registers
+ * @regs: alpha pll register map (see @clk_alpha_pll_regs)
+ * @width: width of post-divider
+ * @post_div_shift: shift to differentiate between odd & even post-divider
+ * @post_div_table: table with PLL odd and even post-divider settings
+ * @num_post_div: Number of PLL post-divider settings
+ *
+ * @clkr: regmap clock handle
+ */
+struct clk_alpha_pll_postdiv {
+ u32 offset;
+ u8 width;
+ const u8 *regs;
+
+ struct clk_regmap clkr;
+ int post_div_shift;
+ const struct clk_div_table *post_div_table;
+ size_t num_post_div;
+};
+
+struct alpha_pll_config {
+ u32 l;
+ u32 alpha;
+ u32 alpha_hi;
+ u32 config_ctl_val;
+ u32 config_ctl_hi_val;
+ u32 config_ctl_hi1_val;
+ u32 user_ctl_val;
+ u32 user_ctl_hi_val;
+ u32 user_ctl_hi1_val;
+ u32 test_ctl_val;
+ u32 test_ctl_mask;
+ u32 test_ctl_hi_val;
+ u32 test_ctl_hi_mask;
+ u32 test_ctl_hi1_val;
+ u32 test_ctl_hi2_val;
+ u32 main_output_mask;
+ u32 aux_output_mask;
+ u32 aux2_output_mask;
+ u32 early_output_mask;
+ u32 alpha_en_mask;
+ u32 alpha_mode_mask;
+ u32 pre_div_val;
+ u32 pre_div_mask;
+ u32 post_div_val;
+ u32 post_div_mask;
+ u32 vco_val;
+ u32 vco_mask;
+ u32 status_val;
+ u32 status_mask;
+ u32 lock_det;
+};
+
+extern const struct clk_ops clk_alpha_pll_ops;
+extern const struct clk_ops clk_alpha_pll_fixed_ops;
+extern const struct clk_ops clk_alpha_pll_hwfsm_ops;
+extern const struct clk_ops clk_alpha_pll_postdiv_ops;
+extern const struct clk_ops clk_alpha_pll_huayra_ops;
+extern const struct clk_ops clk_alpha_pll_postdiv_ro_ops;
+extern const struct clk_ops clk_alpha_pll_stromer_ops;
+extern const struct clk_ops clk_alpha_pll_stromer_plus_ops;
+
+extern const struct clk_ops clk_alpha_pll_fabia_ops;
+extern const struct clk_ops clk_alpha_pll_fixed_fabia_ops;
+extern const struct clk_ops clk_alpha_pll_postdiv_fabia_ops;
+
+extern const struct clk_ops clk_alpha_pll_trion_ops;
+extern const struct clk_ops clk_alpha_pll_fixed_trion_ops;
+extern const struct clk_ops clk_alpha_pll_postdiv_trion_ops;
+
+extern const struct clk_ops clk_alpha_pll_lucid_ops;
+#define clk_alpha_pll_fixed_lucid_ops clk_alpha_pll_fixed_trion_ops
+extern const struct clk_ops clk_alpha_pll_postdiv_lucid_ops;
+extern const struct clk_ops clk_alpha_pll_agera_ops;
+
+extern const struct clk_ops clk_alpha_pll_lucid_5lpe_ops;
+extern const struct clk_ops clk_alpha_pll_fixed_lucid_5lpe_ops;
+extern const struct clk_ops clk_alpha_pll_postdiv_lucid_5lpe_ops;
+
+extern const struct clk_ops clk_alpha_pll_zonda_ops;
+#define clk_alpha_pll_postdiv_zonda_ops clk_alpha_pll_postdiv_fabia_ops
+
+extern const struct clk_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
+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
+
+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
+
+void clk_alpha_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
+ const struct alpha_pll_config *config);
+void clk_fabia_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
+ const struct alpha_pll_config *config);
+void clk_trion_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
+ const struct alpha_pll_config *config);
+void clk_agera_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
+ const struct alpha_pll_config *config);
+#define clk_lucid_pll_configure(pll, regmap, config) \
+ clk_trion_pll_configure(pll, regmap, config)
+
+void clk_zonda_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
+ const struct alpha_pll_config *config);
+void clk_lucid_evo_pll_configure(struct clk_alpha_pll *pll, struct regmap *regmap,
+ const struct alpha_pll_config *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,
+ const struct alpha_pll_config *config);
+
+#endif