Tom Rini | 10e4779 | 2018-05-06 17:58:06 -0400 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
Tom Warren | b7ea6d1 | 2014-01-24 12:46:13 -0700 | [diff] [blame] | 2 | /* |
| 3 | * (C) Copyright 2010-2013 |
| 4 | * NVIDIA Corporation <www.nvidia.com> |
Tom Warren | b7ea6d1 | 2014-01-24 12:46:13 -0700 | [diff] [blame] | 5 | */ |
| 6 | |
| 7 | /* Tegra124 clock control definitions */ |
| 8 | |
| 9 | #ifndef _TEGRA124_CLOCK_H_ |
| 10 | #define _TEGRA124_CLOCK_H_ |
| 11 | |
| 12 | #include <asm/arch-tegra/clock.h> |
| 13 | |
| 14 | /* CLK_RST_CONTROLLER_OSC_CTRL_0 */ |
| 15 | #define OSC_FREQ_SHIFT 28 |
| 16 | #define OSC_FREQ_MASK (0xF << OSC_FREQ_SHIFT) |
| 17 | |
Thierry Reding | a1dfa9a | 2015-09-08 11:38:03 +0200 | [diff] [blame] | 18 | /* CLK_RST_CONTROLLER_PLLC_MISC_0 */ |
| 19 | #define PLLC_IDDQ (1 << 26) |
| 20 | |
Simon Glass | 93a1995 | 2015-04-14 21:03:34 -0600 | [diff] [blame] | 21 | /* CLK_RST_CONTROLLER_CLK_SOURCE_SOR0_0 */ |
| 22 | #define SOR0_CLK_SEL0 (1 << 14) |
| 23 | #define SOR0_CLK_SEL1 (1 << 15) |
| 24 | |
Thierry Reding | 4bf9869 | 2014-12-09 22:25:06 -0700 | [diff] [blame] | 25 | int tegra_plle_enable(void); |
| 26 | |
Simon Glass | 93a1995 | 2015-04-14 21:03:34 -0600 | [diff] [blame] | 27 | void clock_sor_enable_edp_clock(void); |
| 28 | |
| 29 | /** |
| 30 | * clock_set_display_rate() - Set the display clock rate |
| 31 | * |
| 32 | * @frequency: the requested PLLD frequency |
| 33 | * |
| 34 | * Return the PLLD frequenc (which may not quite what was requested), or 0 |
| 35 | * on failure |
| 36 | */ |
| 37 | u32 clock_set_display_rate(u32 frequency); |
| 38 | |
| 39 | /** |
| 40 | * clock_set_up_plldp() - Set up the EDP clock ready for use |
| 41 | */ |
| 42 | void clock_set_up_plldp(void); |
| 43 | |
Tom Warren | b7ea6d1 | 2014-01-24 12:46:13 -0700 | [diff] [blame] | 44 | #endif /* _TEGRA124_CLOCK_H_ */ |