162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Copyright (c) 2010 Google, Inc 462306a36Sopenharmony_ci * Copyright (c) 2014 NVIDIA Corporation 562306a36Sopenharmony_ci * 662306a36Sopenharmony_ci * Author: 762306a36Sopenharmony_ci * Colin Cross <ccross@google.com> 862306a36Sopenharmony_ci */ 962306a36Sopenharmony_ci 1062306a36Sopenharmony_ci#ifndef __SOC_TEGRA_PMC_H__ 1162306a36Sopenharmony_ci#define __SOC_TEGRA_PMC_H__ 1262306a36Sopenharmony_ci 1362306a36Sopenharmony_ci#include <linux/reboot.h> 1462306a36Sopenharmony_ci 1562306a36Sopenharmony_ci#include <soc/tegra/pm.h> 1662306a36Sopenharmony_ci 1762306a36Sopenharmony_cistruct clk; 1862306a36Sopenharmony_cistruct reset_control; 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_cibool tegra_pmc_cpu_is_powered(unsigned int cpuid); 2162306a36Sopenharmony_ciint tegra_pmc_cpu_power_on(unsigned int cpuid); 2262306a36Sopenharmony_ciint tegra_pmc_cpu_remove_clamping(unsigned int cpuid); 2362306a36Sopenharmony_ci 2462306a36Sopenharmony_ci/* 2562306a36Sopenharmony_ci * powergate and I/O rail APIs 2662306a36Sopenharmony_ci */ 2762306a36Sopenharmony_ci 2862306a36Sopenharmony_ci#define TEGRA_POWERGATE_CPU 0 2962306a36Sopenharmony_ci#define TEGRA_POWERGATE_3D 1 3062306a36Sopenharmony_ci#define TEGRA_POWERGATE_VENC 2 3162306a36Sopenharmony_ci#define TEGRA_POWERGATE_PCIE 3 3262306a36Sopenharmony_ci#define TEGRA_POWERGATE_VDEC 4 3362306a36Sopenharmony_ci#define TEGRA_POWERGATE_L2 5 3462306a36Sopenharmony_ci#define TEGRA_POWERGATE_MPE 6 3562306a36Sopenharmony_ci#define TEGRA_POWERGATE_HEG 7 3662306a36Sopenharmony_ci#define TEGRA_POWERGATE_SATA 8 3762306a36Sopenharmony_ci#define TEGRA_POWERGATE_CPU1 9 3862306a36Sopenharmony_ci#define TEGRA_POWERGATE_CPU2 10 3962306a36Sopenharmony_ci#define TEGRA_POWERGATE_CPU3 11 4062306a36Sopenharmony_ci#define TEGRA_POWERGATE_CELP 12 4162306a36Sopenharmony_ci#define TEGRA_POWERGATE_3D1 13 4262306a36Sopenharmony_ci#define TEGRA_POWERGATE_CPU0 14 4362306a36Sopenharmony_ci#define TEGRA_POWERGATE_C0NC 15 4462306a36Sopenharmony_ci#define TEGRA_POWERGATE_C1NC 16 4562306a36Sopenharmony_ci#define TEGRA_POWERGATE_SOR 17 4662306a36Sopenharmony_ci#define TEGRA_POWERGATE_DIS 18 4762306a36Sopenharmony_ci#define TEGRA_POWERGATE_DISB 19 4862306a36Sopenharmony_ci#define TEGRA_POWERGATE_XUSBA 20 4962306a36Sopenharmony_ci#define TEGRA_POWERGATE_XUSBB 21 5062306a36Sopenharmony_ci#define TEGRA_POWERGATE_XUSBC 22 5162306a36Sopenharmony_ci#define TEGRA_POWERGATE_VIC 23 5262306a36Sopenharmony_ci#define TEGRA_POWERGATE_IRAM 24 5362306a36Sopenharmony_ci#define TEGRA_POWERGATE_NVDEC 25 5462306a36Sopenharmony_ci#define TEGRA_POWERGATE_NVJPG 26 5562306a36Sopenharmony_ci#define TEGRA_POWERGATE_AUD 27 5662306a36Sopenharmony_ci#define TEGRA_POWERGATE_DFD 28 5762306a36Sopenharmony_ci#define TEGRA_POWERGATE_VE2 29 5862306a36Sopenharmony_ci#define TEGRA_POWERGATE_MAX TEGRA_POWERGATE_VE2 5962306a36Sopenharmony_ci 6062306a36Sopenharmony_ci#define TEGRA_POWERGATE_3D0 TEGRA_POWERGATE_3D 6162306a36Sopenharmony_ci 6262306a36Sopenharmony_ci/** 6362306a36Sopenharmony_ci * enum tegra_io_pad - I/O pad group identifier 6462306a36Sopenharmony_ci * 6562306a36Sopenharmony_ci * I/O pins on Tegra SoCs are grouped into so-called I/O pads. Each such pad 6662306a36Sopenharmony_ci * can be used to control the common voltage signal level and power state of 6762306a36Sopenharmony_ci * the pins of the given pad. 6862306a36Sopenharmony_ci */ 6962306a36Sopenharmony_cienum tegra_io_pad { 7062306a36Sopenharmony_ci TEGRA_IO_PAD_AUDIO, 7162306a36Sopenharmony_ci TEGRA_IO_PAD_AUDIO_HV, 7262306a36Sopenharmony_ci TEGRA_IO_PAD_BB, 7362306a36Sopenharmony_ci TEGRA_IO_PAD_CAM, 7462306a36Sopenharmony_ci TEGRA_IO_PAD_COMP, 7562306a36Sopenharmony_ci TEGRA_IO_PAD_CONN, 7662306a36Sopenharmony_ci TEGRA_IO_PAD_CSIA, 7762306a36Sopenharmony_ci TEGRA_IO_PAD_CSIB, 7862306a36Sopenharmony_ci TEGRA_IO_PAD_CSIC, 7962306a36Sopenharmony_ci TEGRA_IO_PAD_CSID, 8062306a36Sopenharmony_ci TEGRA_IO_PAD_CSIE, 8162306a36Sopenharmony_ci TEGRA_IO_PAD_CSIF, 8262306a36Sopenharmony_ci TEGRA_IO_PAD_CSIG, 8362306a36Sopenharmony_ci TEGRA_IO_PAD_CSIH, 8462306a36Sopenharmony_ci TEGRA_IO_PAD_DAP3, 8562306a36Sopenharmony_ci TEGRA_IO_PAD_DAP5, 8662306a36Sopenharmony_ci TEGRA_IO_PAD_DBG, 8762306a36Sopenharmony_ci TEGRA_IO_PAD_DEBUG_NONAO, 8862306a36Sopenharmony_ci TEGRA_IO_PAD_DMIC, 8962306a36Sopenharmony_ci TEGRA_IO_PAD_DMIC_HV, 9062306a36Sopenharmony_ci TEGRA_IO_PAD_DP, 9162306a36Sopenharmony_ci TEGRA_IO_PAD_DSI, 9262306a36Sopenharmony_ci TEGRA_IO_PAD_DSIB, 9362306a36Sopenharmony_ci TEGRA_IO_PAD_DSIC, 9462306a36Sopenharmony_ci TEGRA_IO_PAD_DSID, 9562306a36Sopenharmony_ci TEGRA_IO_PAD_EDP, 9662306a36Sopenharmony_ci TEGRA_IO_PAD_EMMC, 9762306a36Sopenharmony_ci TEGRA_IO_PAD_EMMC2, 9862306a36Sopenharmony_ci TEGRA_IO_PAD_EQOS, 9962306a36Sopenharmony_ci TEGRA_IO_PAD_GPIO, 10062306a36Sopenharmony_ci TEGRA_IO_PAD_GP_PWM2, 10162306a36Sopenharmony_ci TEGRA_IO_PAD_GP_PWM3, 10262306a36Sopenharmony_ci TEGRA_IO_PAD_HDMI, 10362306a36Sopenharmony_ci TEGRA_IO_PAD_HDMI_DP0, 10462306a36Sopenharmony_ci TEGRA_IO_PAD_HDMI_DP1, 10562306a36Sopenharmony_ci TEGRA_IO_PAD_HDMI_DP2, 10662306a36Sopenharmony_ci TEGRA_IO_PAD_HDMI_DP3, 10762306a36Sopenharmony_ci TEGRA_IO_PAD_HSIC, 10862306a36Sopenharmony_ci TEGRA_IO_PAD_HV, 10962306a36Sopenharmony_ci TEGRA_IO_PAD_LVDS, 11062306a36Sopenharmony_ci TEGRA_IO_PAD_MIPI_BIAS, 11162306a36Sopenharmony_ci TEGRA_IO_PAD_NAND, 11262306a36Sopenharmony_ci TEGRA_IO_PAD_PEX_BIAS, 11362306a36Sopenharmony_ci TEGRA_IO_PAD_PEX_CLK_BIAS, 11462306a36Sopenharmony_ci TEGRA_IO_PAD_PEX_CLK1, 11562306a36Sopenharmony_ci TEGRA_IO_PAD_PEX_CLK2, 11662306a36Sopenharmony_ci TEGRA_IO_PAD_PEX_CLK3, 11762306a36Sopenharmony_ci TEGRA_IO_PAD_PEX_CLK_2_BIAS, 11862306a36Sopenharmony_ci TEGRA_IO_PAD_PEX_CLK_2, 11962306a36Sopenharmony_ci TEGRA_IO_PAD_PEX_CNTRL, 12062306a36Sopenharmony_ci TEGRA_IO_PAD_PEX_CTL2, 12162306a36Sopenharmony_ci TEGRA_IO_PAD_PEX_L0_RST, 12262306a36Sopenharmony_ci TEGRA_IO_PAD_PEX_L1_RST, 12362306a36Sopenharmony_ci TEGRA_IO_PAD_PEX_L5_RST, 12462306a36Sopenharmony_ci TEGRA_IO_PAD_PWR_CTL, 12562306a36Sopenharmony_ci TEGRA_IO_PAD_SDMMC1, 12662306a36Sopenharmony_ci TEGRA_IO_PAD_SDMMC1_HV, 12762306a36Sopenharmony_ci TEGRA_IO_PAD_SDMMC2, 12862306a36Sopenharmony_ci TEGRA_IO_PAD_SDMMC2_HV, 12962306a36Sopenharmony_ci TEGRA_IO_PAD_SDMMC3, 13062306a36Sopenharmony_ci TEGRA_IO_PAD_SDMMC3_HV, 13162306a36Sopenharmony_ci TEGRA_IO_PAD_SDMMC4, 13262306a36Sopenharmony_ci TEGRA_IO_PAD_SOC_GPIO10, 13362306a36Sopenharmony_ci TEGRA_IO_PAD_SOC_GPIO12, 13462306a36Sopenharmony_ci TEGRA_IO_PAD_SOC_GPIO13, 13562306a36Sopenharmony_ci TEGRA_IO_PAD_SOC_GPIO53, 13662306a36Sopenharmony_ci TEGRA_IO_PAD_SPI, 13762306a36Sopenharmony_ci TEGRA_IO_PAD_SPI_HV, 13862306a36Sopenharmony_ci TEGRA_IO_PAD_SYS_DDC, 13962306a36Sopenharmony_ci TEGRA_IO_PAD_UART, 14062306a36Sopenharmony_ci TEGRA_IO_PAD_UART4, 14162306a36Sopenharmony_ci TEGRA_IO_PAD_UART5, 14262306a36Sopenharmony_ci TEGRA_IO_PAD_UFS, 14362306a36Sopenharmony_ci TEGRA_IO_PAD_USB0, 14462306a36Sopenharmony_ci TEGRA_IO_PAD_USB1, 14562306a36Sopenharmony_ci TEGRA_IO_PAD_USB2, 14662306a36Sopenharmony_ci TEGRA_IO_PAD_USB3, 14762306a36Sopenharmony_ci TEGRA_IO_PAD_USB_BIAS, 14862306a36Sopenharmony_ci TEGRA_IO_PAD_AO_HV, 14962306a36Sopenharmony_ci}; 15062306a36Sopenharmony_ci 15162306a36Sopenharmony_ci/* deprecated, use TEGRA_IO_PAD_{HDMI,LVDS} instead */ 15262306a36Sopenharmony_ci#define TEGRA_IO_RAIL_HDMI TEGRA_IO_PAD_HDMI 15362306a36Sopenharmony_ci#define TEGRA_IO_RAIL_LVDS TEGRA_IO_PAD_LVDS 15462306a36Sopenharmony_ci 15562306a36Sopenharmony_ci#ifdef CONFIG_SOC_TEGRA_PMC 15662306a36Sopenharmony_ciint tegra_powergate_power_on(unsigned int id); 15762306a36Sopenharmony_ciint tegra_powergate_power_off(unsigned int id); 15862306a36Sopenharmony_ciint tegra_powergate_remove_clamping(unsigned int id); 15962306a36Sopenharmony_ci 16062306a36Sopenharmony_ci/* Must be called with clk disabled, and returns with clk enabled */ 16162306a36Sopenharmony_ciint tegra_powergate_sequence_power_up(unsigned int id, struct clk *clk, 16262306a36Sopenharmony_ci struct reset_control *rst); 16362306a36Sopenharmony_ci 16462306a36Sopenharmony_ciint tegra_io_pad_power_enable(enum tegra_io_pad id); 16562306a36Sopenharmony_ciint tegra_io_pad_power_disable(enum tegra_io_pad id); 16662306a36Sopenharmony_ci 16762306a36Sopenharmony_ci/* deprecated, use tegra_io_pad_power_{enable,disable}() instead */ 16862306a36Sopenharmony_ciint tegra_io_rail_power_on(unsigned int id); 16962306a36Sopenharmony_ciint tegra_io_rail_power_off(unsigned int id); 17062306a36Sopenharmony_ci 17162306a36Sopenharmony_civoid tegra_pmc_set_suspend_mode(enum tegra_suspend_mode mode); 17262306a36Sopenharmony_civoid tegra_pmc_enter_suspend_mode(enum tegra_suspend_mode mode); 17362306a36Sopenharmony_ci 17462306a36Sopenharmony_cibool tegra_pmc_core_domain_state_synced(void); 17562306a36Sopenharmony_ci 17662306a36Sopenharmony_ci#else 17762306a36Sopenharmony_cistatic inline int tegra_powergate_power_on(unsigned int id) 17862306a36Sopenharmony_ci{ 17962306a36Sopenharmony_ci return -ENOSYS; 18062306a36Sopenharmony_ci} 18162306a36Sopenharmony_ci 18262306a36Sopenharmony_cistatic inline int tegra_powergate_power_off(unsigned int id) 18362306a36Sopenharmony_ci{ 18462306a36Sopenharmony_ci return -ENOSYS; 18562306a36Sopenharmony_ci} 18662306a36Sopenharmony_ci 18762306a36Sopenharmony_cistatic inline int tegra_powergate_remove_clamping(unsigned int id) 18862306a36Sopenharmony_ci{ 18962306a36Sopenharmony_ci return -ENOSYS; 19062306a36Sopenharmony_ci} 19162306a36Sopenharmony_ci 19262306a36Sopenharmony_cistatic inline int tegra_powergate_sequence_power_up(unsigned int id, 19362306a36Sopenharmony_ci struct clk *clk, 19462306a36Sopenharmony_ci struct reset_control *rst) 19562306a36Sopenharmony_ci{ 19662306a36Sopenharmony_ci return -ENOSYS; 19762306a36Sopenharmony_ci} 19862306a36Sopenharmony_ci 19962306a36Sopenharmony_cistatic inline int tegra_io_pad_power_enable(enum tegra_io_pad id) 20062306a36Sopenharmony_ci{ 20162306a36Sopenharmony_ci return -ENOSYS; 20262306a36Sopenharmony_ci} 20362306a36Sopenharmony_ci 20462306a36Sopenharmony_cistatic inline int tegra_io_pad_power_disable(enum tegra_io_pad id) 20562306a36Sopenharmony_ci{ 20662306a36Sopenharmony_ci return -ENOSYS; 20762306a36Sopenharmony_ci} 20862306a36Sopenharmony_ci 20962306a36Sopenharmony_cistatic inline int tegra_io_pad_get_voltage(enum tegra_io_pad id) 21062306a36Sopenharmony_ci{ 21162306a36Sopenharmony_ci return -ENOSYS; 21262306a36Sopenharmony_ci} 21362306a36Sopenharmony_ci 21462306a36Sopenharmony_cistatic inline int tegra_io_rail_power_on(unsigned int id) 21562306a36Sopenharmony_ci{ 21662306a36Sopenharmony_ci return -ENOSYS; 21762306a36Sopenharmony_ci} 21862306a36Sopenharmony_ci 21962306a36Sopenharmony_cistatic inline int tegra_io_rail_power_off(unsigned int id) 22062306a36Sopenharmony_ci{ 22162306a36Sopenharmony_ci return -ENOSYS; 22262306a36Sopenharmony_ci} 22362306a36Sopenharmony_ci 22462306a36Sopenharmony_cistatic inline void tegra_pmc_set_suspend_mode(enum tegra_suspend_mode mode) 22562306a36Sopenharmony_ci{ 22662306a36Sopenharmony_ci} 22762306a36Sopenharmony_ci 22862306a36Sopenharmony_cistatic inline void tegra_pmc_enter_suspend_mode(enum tegra_suspend_mode mode) 22962306a36Sopenharmony_ci{ 23062306a36Sopenharmony_ci} 23162306a36Sopenharmony_ci 23262306a36Sopenharmony_cistatic inline bool tegra_pmc_core_domain_state_synced(void) 23362306a36Sopenharmony_ci{ 23462306a36Sopenharmony_ci return false; 23562306a36Sopenharmony_ci} 23662306a36Sopenharmony_ci 23762306a36Sopenharmony_ci#endif /* CONFIG_SOC_TEGRA_PMC */ 23862306a36Sopenharmony_ci 23962306a36Sopenharmony_ci#if defined(CONFIG_SOC_TEGRA_PMC) && defined(CONFIG_PM_SLEEP) 24062306a36Sopenharmony_cienum tegra_suspend_mode tegra_pmc_get_suspend_mode(void); 24162306a36Sopenharmony_ci#else 24262306a36Sopenharmony_cistatic inline enum tegra_suspend_mode tegra_pmc_get_suspend_mode(void) 24362306a36Sopenharmony_ci{ 24462306a36Sopenharmony_ci return TEGRA_SUSPEND_NONE; 24562306a36Sopenharmony_ci} 24662306a36Sopenharmony_ci#endif 24762306a36Sopenharmony_ci 24862306a36Sopenharmony_ci#endif /* __SOC_TEGRA_PMC_H__ */ 249