clk/tegra/clk.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
9 #include <linux/clk-provider.h>
11 #include <linux/delay.h>
73  * struct tegra_clk_sync_source - external clock source from codec
75  * @hw: handle between common and hardware-specific interfaces
95  * struct tegra_clk_frac_div - fractional divider clock
97  * @hw:		handle between common and hardware-specific interfaces
99  * @flags:	hardware-specific flags
106  * TEGRA_DIVIDER_ROUND_UP - This flags indicates to round up the divider value.
107  * TEGRA_DIVIDER_FIXED - Fixed rate PLL dividers has addition override bit, this
109  * TEGRA_DIVIDER_INT - Some modules can not cope with the duty cycle when
112  * TEGRA_DIVIDER_UART - UART module divider has additional enable bit which is
154  * struct tegra_clk_pll_freq_table - PLL frequecy table
160  * @p:			post divider
175  * struct pdiv_map - map post divider to hw value
177  * @pdiv:		post divider
186  * struct div_nmp - offset and width of m,n and p fields
192  * @divp_shift:	shift to the post divider bit field
193  * @divp_width:	width of the post divider bit field
196  * @override_divp_shift: shift to the post divider bitfield in override reg
215  * struct tegra_clk_pll_params - PLL parameters
246  * @lock_delay:			Delay in us if PLL lock is not used
275  * TEGRA_PLL_USE_LOCK - This flag indicated to use lock bits for
277  * TEGRA_PLL_HAS_CPCON - This flag indicates that CPCON value needs
279  * TEGRA_PLL_SET_LFCON - This flag indicates that LFCON value needs
281  * TEGRA_PLL_SET_DCCON - This flag indicates that DCCON value needs
283  * TEGRA_PLLU - PLLU has inverted post divider. This flags indicated
284  *     that it is PLLU and invert post divider value.
285  * TEGRA_PLLM - PLLM has additional override settings in PMC. This
287  * TEGRA_PLL_FIXED - We are not supposed to change output frequency
289  * TEGRA_PLLE_CONFIGURE - Configure PLLE when enabling.
290  * TEGRA_PLL_LOCK_MISC - Lock bit is in the misc register instead of the
292  * TEGRA_PLL_BYPASS - PLL has bypass bit
293  * TEGRA_PLL_HAS_LOCK_ENABLE - PLL has bit to enable lock monitoring
294  * TEGRA_MDIV_NEW - Switch to new method for calculating fixed mdiv
296  * TEGRA_PLLMB - PLLMB has should be treated similar to PLLM. This
298  * TEGRA_PLL_VCO_OUT - Used to indicate that the PLL has a VCO output
369  * struct tegra_clk_pll - Tegra PLL clock
371  * @hw:		handle between common and hardware-specifix interfaces
388  * struct tegra_audio_clk_info - Tegra Audio Clk Information
497  * struct tegra_clk_pll_out - PLL divider down clock
499  * @hw:			handle between common and hardware-specific interfaces
504  * @flags:		hardware-specific flags
524  * struct tegra_clk_periph_regs -  Registers controlling peripheral clock
543  * struct tegra_clk_periph_gate - peripheral gate clock
546  * @hw:			handle between common and hardware-specific interfaces
549  * @flags:		hardware-specific flags
554  * TEGRA_PERIPH_NO_RESET - This flag indicates that reset is not allowed
556  * TEGRA_PERIPH_ON_APB - If peripheral is in the APB bus then read the
559  * TEGRA_PERIPH_WAR_1005168 - Apply workaround for Tegra114 MSENC bug
605  * struct clk-periph - peripheral clock
608  * @hw:		handle between common and hardware-specific interfaces
711 			_mux_shift, BIT(_mux_width) - 1, _mux_flags,	\
720  * struct clk_super_mux - super clock
722  * @hw:		handle between common and hardware-specific interfaces
725  * @flags:	hardware-specific flags
726  * @div2_index:	bit controlling divide-by-2
731  * TEGRA_DIVIDER_2 - LP cluster has additional divider. This flag indicates
733  * TEGRA210_CPU_CLK - This flag is used to identify CPU cluster for gen5
736  * TEGRA20_SUPER_CLK - Tegra20 doesn't have a dedicated divider for Super
737  *     clocks, it only has a clock-skipper.
774  * struct tegra_sdmmc_mux - switch divider with Low Jitter inputs for SDMMC
776  * @hw:		handle between common and hardware-specific interfaces
778  * @flags:	hardware-specific flags
799  * struct clk_init_table - clock initialization table
813  * struct clk_duplicate - duplicate clocks
917 /* Combined read fence with delay */
918 #define fence_udelay(delay, reg)	\  argument
921 		udelay(delay);		\