// SPDX-License-Identifier: GPL-2.0-only // // Copyright (c) 2021 Samuel Holland <[email protected]> // #include <linux/clk.h> #include <linux/clk-provider.h> #include <linux/device.h> #include <linux/io.h> #include <linux/module.h> #include <linux/of.h> #include <linux/of_device.h> #include <linux/clk/sunxi-ng.h> #include "ccu_common.h" #include "ccu_div.h" #include "ccu_gate.h" #include "ccu_mux.h" #include "ccu-sun6i-rtc.h" #define IOSC_ACCURACY … #define IOSC_RATE … #define LOSC_RATE … #define LOSC_RATE_SHIFT … #define LOSC_CTRL_REG … #define LOSC_CTRL_KEY … #define IOSC_32K_CLK_DIV_REG … #define IOSC_32K_CLK_DIV … #define IOSC_32K_PRE_DIV … #define IOSC_CLK_CALI_REG … #define IOSC_CLK_CALI_DIV_ONES … #define IOSC_CLK_CALI_EN … #define IOSC_CLK_CALI_SRC_SEL … #define LOSC_OUT_GATING_REG … #define DCXO_CTRL_REG … #define DCXO_CTRL_CLK16M_RC_EN … struct sun6i_rtc_match_data { … }; static bool have_iosc_calibration; static int ccu_iosc_enable(struct clk_hw *hw) { … } static void ccu_iosc_disable(struct clk_hw *hw) { … } static int ccu_iosc_is_enabled(struct clk_hw *hw) { … } static unsigned long ccu_iosc_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) { … } static unsigned long ccu_iosc_recalc_accuracy(struct clk_hw *hw, unsigned long parent_accuracy) { … } static const struct clk_ops ccu_iosc_ops = …; static struct ccu_common iosc_clk = …; static int ccu_iosc_32k_prepare(struct clk_hw *hw) { … } static void ccu_iosc_32k_unprepare(struct clk_hw *hw) { … } static unsigned long ccu_iosc_32k_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) { … } static unsigned long ccu_iosc_32k_recalc_accuracy(struct clk_hw *hw, unsigned long parent_accuracy) { … } static const struct clk_ops ccu_iosc_32k_ops = …; static struct ccu_common iosc_32k_clk = …; static const struct clk_hw *ext_osc32k[] = …; /* updated during probe */ static SUNXI_CCU_GATE_HWS(ext_osc32k_gate_clk, "ext-osc32k-gate", ext_osc32k, 0x0, BIT(4), 0); static const struct clk_hw *osc32k_parents[] = …; static struct clk_init_data osc32k_init_data = …; static struct ccu_mux osc32k_clk = …; /* This falls back to the global name for fwnodes without a named reference. */ static const struct clk_parent_data osc24M[] = …; static struct ccu_gate osc24M_32k_clk = …; static const struct clk_hw *rtc_32k_parents[] = …; static struct clk_init_data rtc_32k_init_data = …; static struct ccu_mux rtc_32k_clk = …; static struct clk_init_data osc32k_fanout_init_data = …; static struct ccu_mux osc32k_fanout_clk = …; static struct ccu_common *sun6i_rtc_ccu_clks[] = …; static struct clk_hw_onecell_data sun6i_rtc_ccu_hw_clks = …; static const struct sunxi_ccu_desc sun6i_rtc_ccu_desc = …; static const struct clk_parent_data sun50i_h616_osc32k_fanout_parents[] = …; static const struct clk_parent_data sun50i_r329_osc32k_fanout_parents[] = …; static const struct sun6i_rtc_match_data sun50i_h616_rtc_ccu_data = …; static const struct sun6i_rtc_match_data sun50i_r329_rtc_ccu_data = …; static const struct of_device_id sun6i_rtc_ccu_match[] = …; MODULE_DEVICE_TABLE(of, sun6i_rtc_ccu_match); int sun6i_rtc_ccu_probe(struct device *dev, void __iomem *reg) { … } MODULE_IMPORT_NS(…); MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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