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eccf8dfd00
Switch all the wrappers to clk_hw based API and rename them to indicate that. Add macros for clk based legacy users. This allows us to move closer to a clear split between consumer and provider clk APIs. Signed-off-by: Abel Vesa <abel.vesa@nxp.com> Reviewed-by: Stephen Boyd <sboyd@kernel.org> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
474 lines
16 KiB
C
474 lines
16 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __MACH_IMX_CLK_H
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#define __MACH_IMX_CLK_H
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#include <linux/spinlock.h>
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#include <linux/clk-provider.h>
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extern spinlock_t imx_ccm_lock;
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void imx_check_clocks(struct clk *clks[], unsigned int count);
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void imx_check_clk_hws(struct clk_hw *clks[], unsigned int count);
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void imx_register_uart_clocks(struct clk ** const clks[]);
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void imx_register_uart_clocks_hws(struct clk_hw ** const hws[]);
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void imx_mmdc_mask_handshake(void __iomem *ccm_base, unsigned int chn);
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extern void imx_cscmr1_fixup(u32 *val);
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enum imx_pllv1_type {
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IMX_PLLV1_IMX1,
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IMX_PLLV1_IMX21,
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IMX_PLLV1_IMX25,
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IMX_PLLV1_IMX27,
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IMX_PLLV1_IMX31,
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IMX_PLLV1_IMX35,
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};
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enum imx_sccg_pll_type {
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SCCG_PLL1,
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SCCG_PLL2,
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};
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enum imx_pll14xx_type {
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PLL_1416X,
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PLL_1443X,
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};
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/* NOTE: Rate table should be kept sorted in descending order. */
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struct imx_pll14xx_rate_table {
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unsigned int rate;
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unsigned int pdiv;
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unsigned int mdiv;
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unsigned int sdiv;
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unsigned int kdiv;
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};
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struct imx_pll14xx_clk {
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enum imx_pll14xx_type type;
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const struct imx_pll14xx_rate_table *rate_table;
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int rate_count;
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int flags;
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};
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#define imx_clk_busy_divider(name, parent_name, reg, shift, width, busy_reg, busy_shift) \
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imx_clk_hw_busy_divider(name, parent_name, reg, shift, width, busy_reg, busy_shift)->clk
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#define imx_clk_busy_mux(name, reg, shift, width, busy_reg, busy_shift, parent_names, num_parents) \
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imx_clk_hw_busy_mux(name, reg, shift, width, busy_reg, busy_shift, parent_names, num_parents)->clk
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#define imx_clk_cpu(name, parent_name, div, mux, pll, step) \
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imx_clk_hw_cpu(name, parent_name, div, mux, pll, step)->clk
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#define clk_register_gate2(dev, name, parent_name, flags, reg, bit_idx, \
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cgr_val, clk_gate_flags, lock, share_count) \
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clk_hw_register_gate2(dev, name, parent_name, flags, reg, bit_idx, \
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cgr_val, clk_gate_flags, lock, share_count)->clk
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#define imx_clk_pllv3(type, name, parent_name, base, div_mask) \
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imx_clk_hw_pllv3(type, name, parent_name, base, div_mask)->clk
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#define imx_clk_pfd(name, parent_name, reg, idx) \
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imx_clk_hw_pfd(name, parent_name, reg, idx)->clk
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#define imx_clk_gate_exclusive(name, parent, reg, shift, exclusive_mask) \
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imx_clk_hw_gate_exclusive(name, parent, reg, shift, exclusive_mask)->clk
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#define imx_clk_fixup_divider(name, parent, reg, shift, width, fixup) \
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imx_clk_hw_fixup_divider(name, parent, reg, shift, width, fixup)->clk
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#define imx_clk_fixup_mux(name, reg, shift, width, parents, num_parents, fixup) \
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imx_clk_hw_fixup_mux(name, reg, shift, width, parents, num_parents, fixup)->clk
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#define imx_clk_mux_ldb(name, reg, shift, width, parents, num_parents) \
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imx_clk_hw_mux_ldb(name, reg, shift, width, parents, num_parents)->clk
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#define imx_clk_fixed_factor(name, parent, mult, div) \
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imx_clk_hw_fixed_factor(name, parent, mult, div)->clk
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#define imx_clk_divider2(name, parent, reg, shift, width) \
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imx_clk_hw_divider2(name, parent, reg, shift, width)->clk
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#define imx_clk_gate_dis(name, parent, reg, shift) \
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imx_clk_hw_gate_dis(name, parent, reg, shift)->clk
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#define imx_clk_gate_dis_flags(name, parent, reg, shift, flags) \
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imx_clk_hw_gate_dis_flags(name, parent, reg, shift, flags)->clk
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#define imx_clk_gate_flags(name, parent, reg, shift, flags) \
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imx_clk_hw_gate_flags(name, parent, reg, shift, flags)->clk
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#define imx_clk_gate2(name, parent, reg, shift) \
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imx_clk_hw_gate2(name, parent, reg, shift)->clk
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#define imx_clk_gate2_flags(name, parent, reg, shift, flags) \
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imx_clk_hw_gate2_flags(name, parent, reg, shift, flags)->clk
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#define imx_clk_gate2_shared(name, parent, reg, shift, share_count) \
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imx_clk_hw_gate2_shared(name, parent, reg, shift, share_count)->clk
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#define imx_clk_gate2_shared2(name, parent, reg, shift, share_count) \
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imx_clk_hw_gate2_shared2(name, parent, reg, shift, share_count)->clk
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#define imx_clk_gate3(name, parent, reg, shift) \
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imx_clk_hw_gate3(name, parent, reg, shift)->clk
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#define imx_clk_gate4(name, parent, reg, shift) \
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imx_clk_hw_gate4(name, parent, reg, shift)->clk
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#define imx_clk_mux(name, reg, shift, width, parents, num_parents) \
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imx_clk_hw_mux(name, reg, shift, width, parents, num_parents)->clk
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struct clk *imx_clk_pll14xx(const char *name, const char *parent_name,
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void __iomem *base, const struct imx_pll14xx_clk *pll_clk);
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struct clk *imx_clk_pllv1(enum imx_pllv1_type type, const char *name,
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const char *parent, void __iomem *base);
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struct clk *imx_clk_pllv2(const char *name, const char *parent,
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void __iomem *base);
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struct clk *imx_clk_frac_pll(const char *name, const char *parent_name,
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void __iomem *base);
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struct clk *imx_clk_sccg_pll(const char *name,
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const char * const *parent_names,
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u8 num_parents,
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u8 parent, u8 bypass1, u8 bypass2,
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void __iomem *base,
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unsigned long flags);
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enum imx_pllv3_type {
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IMX_PLLV3_GENERIC,
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IMX_PLLV3_SYS,
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IMX_PLLV3_USB,
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IMX_PLLV3_USB_VF610,
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IMX_PLLV3_AV,
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IMX_PLLV3_ENET,
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IMX_PLLV3_ENET_IMX7,
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IMX_PLLV3_SYS_VF610,
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IMX_PLLV3_DDR_IMX7,
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IMX_PLLV3_AV_IMX7,
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};
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struct clk_hw *imx_clk_hw_pllv3(enum imx_pllv3_type type, const char *name,
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const char *parent_name, void __iomem *base, u32 div_mask);
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struct clk_hw *imx_clk_pllv4(const char *name, const char *parent_name,
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void __iomem *base);
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struct clk_hw *clk_hw_register_gate2(struct device *dev, const char *name,
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const char *parent_name, unsigned long flags,
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void __iomem *reg, u8 bit_idx, u8 cgr_val,
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u8 clk_gate_flags, spinlock_t *lock,
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unsigned int *share_count);
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struct clk * imx_obtain_fixed_clock(
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const char *name, unsigned long rate);
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struct clk_hw *imx_obtain_fixed_clock_hw(
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const char *name, unsigned long rate);
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struct clk_hw *imx_obtain_fixed_clk_hw(struct device_node *np,
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const char *name);
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struct clk_hw *imx_clk_hw_gate_exclusive(const char *name, const char *parent,
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void __iomem *reg, u8 shift, u32 exclusive_mask);
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struct clk_hw *imx_clk_hw_pfd(const char *name, const char *parent_name,
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void __iomem *reg, u8 idx);
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struct clk_hw *imx_clk_pfdv2(const char *name, const char *parent_name,
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void __iomem *reg, u8 idx);
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struct clk_hw *imx_clk_hw_busy_divider(const char *name, const char *parent_name,
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void __iomem *reg, u8 shift, u8 width,
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void __iomem *busy_reg, u8 busy_shift);
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struct clk_hw *imx_clk_hw_busy_mux(const char *name, void __iomem *reg, u8 shift,
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u8 width, void __iomem *busy_reg, u8 busy_shift,
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const char * const *parent_names, int num_parents);
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struct clk_hw *imx7ulp_clk_composite(const char *name,
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const char * const *parent_names,
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int num_parents, bool mux_present,
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bool rate_present, bool gate_present,
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void __iomem *reg);
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struct clk_hw *imx_clk_hw_fixup_divider(const char *name, const char *parent,
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void __iomem *reg, u8 shift, u8 width,
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void (*fixup)(u32 *val));
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struct clk_hw *imx_clk_hw_fixup_mux(const char *name, void __iomem *reg,
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u8 shift, u8 width, const char * const *parents,
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int num_parents, void (*fixup)(u32 *val));
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static inline struct clk *imx_clk_fixed(const char *name, int rate)
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{
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return clk_register_fixed_rate(NULL, name, NULL, 0, rate);
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}
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static inline struct clk_hw *imx_clk_hw_fixed(const char *name, int rate)
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{
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return clk_hw_register_fixed_rate(NULL, name, NULL, 0, rate);
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}
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static inline struct clk_hw *imx_clk_hw_mux_ldb(const char *name, void __iomem *reg,
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u8 shift, u8 width, const char * const *parents,
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int num_parents)
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{
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return clk_hw_register_mux(NULL, name, parents, num_parents,
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CLK_SET_RATE_NO_REPARENT | CLK_SET_RATE_PARENT, reg,
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shift, width, CLK_MUX_READ_ONLY, &imx_ccm_lock);
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}
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static inline struct clk_hw *imx_clk_hw_fixed_factor(const char *name,
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const char *parent, unsigned int mult, unsigned int div)
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{
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return clk_hw_register_fixed_factor(NULL, name, parent,
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CLK_SET_RATE_PARENT, mult, div);
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}
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static inline struct clk *imx_clk_divider(const char *name, const char *parent,
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void __iomem *reg, u8 shift, u8 width)
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{
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return clk_register_divider(NULL, name, parent, CLK_SET_RATE_PARENT,
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reg, shift, width, 0, &imx_ccm_lock);
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}
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static inline struct clk_hw *imx_clk_hw_divider(const char *name,
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const char *parent,
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void __iomem *reg, u8 shift,
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u8 width)
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{
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return clk_hw_register_divider(NULL, name, parent, CLK_SET_RATE_PARENT,
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reg, shift, width, 0, &imx_ccm_lock);
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}
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static inline struct clk *imx_clk_divider_flags(const char *name,
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const char *parent, void __iomem *reg, u8 shift, u8 width,
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unsigned long flags)
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{
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return clk_register_divider(NULL, name, parent, flags,
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reg, shift, width, 0, &imx_ccm_lock);
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}
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static inline struct clk_hw *imx_clk_hw_divider_flags(const char *name,
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const char *parent,
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void __iomem *reg, u8 shift,
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u8 width, unsigned long flags)
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{
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return clk_hw_register_divider(NULL, name, parent, flags,
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reg, shift, width, 0, &imx_ccm_lock);
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}
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static inline struct clk_hw *imx_clk_hw_divider2(const char *name, const char *parent,
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void __iomem *reg, u8 shift, u8 width)
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{
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return clk_hw_register_divider(NULL, name, parent,
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CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
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reg, shift, width, 0, &imx_ccm_lock);
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}
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static inline struct clk *imx_clk_divider2_flags(const char *name,
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const char *parent, void __iomem *reg, u8 shift, u8 width,
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unsigned long flags)
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{
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return clk_register_divider(NULL, name, parent,
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flags | CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
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reg, shift, width, 0, &imx_ccm_lock);
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}
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static inline struct clk *imx_clk_gate(const char *name, const char *parent,
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void __iomem *reg, u8 shift)
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{
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return clk_register_gate(NULL, name, parent, CLK_SET_RATE_PARENT, reg,
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shift, 0, &imx_ccm_lock);
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}
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static inline struct clk_hw *imx_clk_hw_gate_flags(const char *name, const char *parent,
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void __iomem *reg, u8 shift, unsigned long flags)
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{
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return clk_hw_register_gate(NULL, name, parent, flags | CLK_SET_RATE_PARENT, reg,
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shift, 0, &imx_ccm_lock);
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}
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static inline struct clk_hw *imx_clk_hw_gate(const char *name, const char *parent,
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void __iomem *reg, u8 shift)
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{
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return clk_hw_register_gate(NULL, name, parent, CLK_SET_RATE_PARENT, reg,
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shift, 0, &imx_ccm_lock);
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}
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static inline struct clk_hw *imx_clk_hw_gate_dis(const char *name, const char *parent,
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void __iomem *reg, u8 shift)
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{
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return clk_hw_register_gate(NULL, name, parent, CLK_SET_RATE_PARENT, reg,
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shift, CLK_GATE_SET_TO_DISABLE, &imx_ccm_lock);
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}
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static inline struct clk_hw *imx_clk_hw_gate_dis_flags(const char *name, const char *parent,
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void __iomem *reg, u8 shift, unsigned long flags)
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{
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return clk_hw_register_gate(NULL, name, parent, flags | CLK_SET_RATE_PARENT, reg,
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shift, CLK_GATE_SET_TO_DISABLE, &imx_ccm_lock);
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}
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static inline struct clk_hw *imx_clk_hw_gate2(const char *name, const char *parent,
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void __iomem *reg, u8 shift)
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{
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return clk_hw_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT, reg,
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shift, 0x3, 0, &imx_ccm_lock, NULL);
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}
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static inline struct clk_hw *imx_clk_hw_gate2_flags(const char *name, const char *parent,
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void __iomem *reg, u8 shift, unsigned long flags)
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{
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return clk_hw_register_gate2(NULL, name, parent, flags | CLK_SET_RATE_PARENT, reg,
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shift, 0x3, 0, &imx_ccm_lock, NULL);
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}
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static inline struct clk_hw *imx_clk_hw_gate2_shared(const char *name,
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const char *parent, void __iomem *reg, u8 shift,
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unsigned int *share_count)
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{
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return clk_hw_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT, reg,
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shift, 0x3, 0, &imx_ccm_lock, share_count);
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}
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static inline struct clk_hw *imx_clk_hw_gate2_shared2(const char *name,
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const char *parent, void __iomem *reg, u8 shift,
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unsigned int *share_count)
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{
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return clk_hw_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT |
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CLK_OPS_PARENT_ENABLE, reg, shift, 0x3, 0,
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&imx_ccm_lock, share_count);
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}
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static inline struct clk *imx_clk_gate2_cgr(const char *name,
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const char *parent, void __iomem *reg, u8 shift, u8 cgr_val)
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{
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return clk_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT, reg,
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shift, cgr_val, 0, &imx_ccm_lock, NULL);
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}
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static inline struct clk_hw *imx_clk_hw_gate3(const char *name, const char *parent,
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void __iomem *reg, u8 shift)
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{
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return clk_hw_register_gate(NULL, name, parent,
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CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
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reg, shift, 0, &imx_ccm_lock);
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}
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static inline struct clk *imx_clk_gate3_flags(const char *name,
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const char *parent, void __iomem *reg, u8 shift,
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unsigned long flags)
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{
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return clk_register_gate(NULL, name, parent,
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flags | CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
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reg, shift, 0, &imx_ccm_lock);
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}
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static inline struct clk_hw *imx_clk_hw_gate4(const char *name, const char *parent,
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void __iomem *reg, u8 shift)
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{
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return clk_hw_register_gate2(NULL, name, parent,
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CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
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reg, shift, 0x3, 0, &imx_ccm_lock, NULL);
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}
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static inline struct clk *imx_clk_gate4_flags(const char *name,
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const char *parent, void __iomem *reg, u8 shift,
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unsigned long flags)
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{
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return clk_register_gate2(NULL, name, parent,
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flags | CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
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reg, shift, 0x3, 0, &imx_ccm_lock, NULL);
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}
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static inline struct clk_hw *imx_clk_hw_mux(const char *name, void __iomem *reg,
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u8 shift, u8 width, const char * const *parents,
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int num_parents)
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{
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return clk_hw_register_mux(NULL, name, parents, num_parents,
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CLK_SET_RATE_NO_REPARENT, reg, shift,
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width, 0, &imx_ccm_lock);
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}
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static inline struct clk *imx_clk_mux2(const char *name, void __iomem *reg,
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u8 shift, u8 width, const char * const *parents,
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int num_parents)
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{
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return clk_register_mux(NULL, name, parents, num_parents,
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CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE,
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reg, shift, width, 0, &imx_ccm_lock);
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}
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static inline struct clk_hw *imx_clk_hw_mux2(const char *name, void __iomem *reg,
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u8 shift, u8 width,
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const char * const *parents,
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int num_parents)
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{
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return clk_hw_register_mux(NULL, name, parents, num_parents,
|
|
CLK_SET_RATE_NO_REPARENT |
|
|
CLK_OPS_PARENT_ENABLE,
|
|
reg, shift, width, 0, &imx_ccm_lock);
|
|
}
|
|
|
|
static inline struct clk *imx_clk_mux_flags(const char *name,
|
|
void __iomem *reg, u8 shift, u8 width,
|
|
const char * const *parents, int num_parents,
|
|
unsigned long flags)
|
|
{
|
|
return clk_register_mux(NULL, name, parents, num_parents,
|
|
flags | CLK_SET_RATE_NO_REPARENT, reg, shift, width, 0,
|
|
&imx_ccm_lock);
|
|
}
|
|
|
|
static inline struct clk *imx_clk_mux2_flags(const char *name,
|
|
void __iomem *reg, u8 shift, u8 width,
|
|
const char * const *parents,
|
|
int num_parents, unsigned long flags)
|
|
{
|
|
return clk_register_mux(NULL, name, parents, num_parents,
|
|
flags | CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE,
|
|
reg, shift, width, 0, &imx_ccm_lock);
|
|
}
|
|
|
|
static inline struct clk_hw *imx_clk_hw_mux_flags(const char *name,
|
|
void __iomem *reg, u8 shift,
|
|
u8 width,
|
|
const char * const *parents,
|
|
int num_parents,
|
|
unsigned long flags)
|
|
{
|
|
return clk_hw_register_mux(NULL, name, parents, num_parents,
|
|
flags | CLK_SET_RATE_NO_REPARENT,
|
|
reg, shift, width, 0, &imx_ccm_lock);
|
|
}
|
|
|
|
struct clk_hw *imx_clk_hw_cpu(const char *name, const char *parent_name,
|
|
struct clk *div, struct clk *mux, struct clk *pll,
|
|
struct clk *step);
|
|
|
|
struct clk *imx8m_clk_composite_flags(const char *name,
|
|
const char * const *parent_names,
|
|
int num_parents, void __iomem *reg,
|
|
unsigned long flags);
|
|
|
|
#define __imx8m_clk_composite(name, parent_names, reg, flags) \
|
|
imx8m_clk_composite_flags(name, parent_names, \
|
|
ARRAY_SIZE(parent_names), reg, \
|
|
flags | CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE)
|
|
|
|
#define imx8m_clk_composite(name, parent_names, reg) \
|
|
__imx8m_clk_composite(name, parent_names, reg, 0)
|
|
|
|
#define imx8m_clk_composite_critical(name, parent_names, reg) \
|
|
__imx8m_clk_composite(name, parent_names, reg, CLK_IS_CRITICAL)
|
|
|
|
struct clk_hw *imx_clk_divider_gate(const char *name, const char *parent_name,
|
|
unsigned long flags, void __iomem *reg, u8 shift, u8 width,
|
|
u8 clk_divider_flags, const struct clk_div_table *table,
|
|
spinlock_t *lock);
|
|
#endif
|