mirror of
https://github.com/torvalds/linux.git
synced 2024-11-16 17:12:06 +00:00
f855911c1f
Add the following interfaces to exposes PMC device state and sleep state residency via debugfs: /sys/kernel/debugfs/pmc_atom/dev_state /sys/kernel/debugfs/pmc_atom/sleep_state Signed-off-by: Aubrey Li <aubrey.li@linux.intel.com> Link: http://lkml.kernel.org/r/53B0FF59.8000600@linux.intel.com Signed-off-by: Kasagar, Srinidhi <srinidhi.kasagar@intel.com> Reviewed-by: Rudramuni, Vishwesh M <vishwesh.m.rudramuni@intel.com> Reviewed-by: Joe Perches <joe@perches.com> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
108 lines
3.1 KiB
C
108 lines
3.1 KiB
C
/*
|
|
* Intel Atom SOC Power Management Controller Header File
|
|
* Copyright (c) 2014, Intel Corporation.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms and conditions of the GNU General Public License,
|
|
* version 2, as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
|
* more details.
|
|
*
|
|
*/
|
|
|
|
#ifndef PMC_ATOM_H
|
|
#define PMC_ATOM_H
|
|
|
|
/* ValleyView Power Control Unit PCI Device ID */
|
|
#define PCI_DEVICE_ID_VLV_PMC 0x0F1C
|
|
|
|
/* PMC Memory mapped IO registers */
|
|
#define PMC_BASE_ADDR_OFFSET 0x44
|
|
#define PMC_BASE_ADDR_MASK 0xFFFFFE00
|
|
#define PMC_MMIO_REG_LEN 0x100
|
|
#define PMC_REG_BIT_WIDTH 32
|
|
|
|
/* BIOS uses FUNC_DIS to disable specific function */
|
|
#define PMC_FUNC_DIS 0x34
|
|
#define PMC_FUNC_DIS_2 0x38
|
|
|
|
/* S0ix wake event control */
|
|
#define PMC_S0IX_WAKE_EN 0x3C
|
|
|
|
#define BIT_LPC_CLOCK_RUN BIT(4)
|
|
#define BIT_SHARED_IRQ_GPSC BIT(5)
|
|
#define BIT_ORED_DEDICATED_IRQ_GPSS BIT(18)
|
|
#define BIT_ORED_DEDICATED_IRQ_GPSC BIT(19)
|
|
#define BIT_SHARED_IRQ_GPSS BIT(20)
|
|
|
|
#define PMC_WAKE_EN_SETTING ~(BIT_LPC_CLOCK_RUN | \
|
|
BIT_SHARED_IRQ_GPSC | \
|
|
BIT_ORED_DEDICATED_IRQ_GPSS | \
|
|
BIT_ORED_DEDICATED_IRQ_GPSC | \
|
|
BIT_SHARED_IRQ_GPSS)
|
|
|
|
/* The timers acumulate time spent in sleep state */
|
|
#define PMC_S0IR_TMR 0x80
|
|
#define PMC_S0I1_TMR 0x84
|
|
#define PMC_S0I2_TMR 0x88
|
|
#define PMC_S0I3_TMR 0x8C
|
|
#define PMC_S0_TMR 0x90
|
|
/* Sleep state counter is in units of of 32us */
|
|
#define PMC_TMR_SHIFT 5
|
|
|
|
/* These registers reflect D3 status of functions */
|
|
#define PMC_D3_STS_0 0xA0
|
|
|
|
#define BIT_LPSS1_F0_DMA BIT(0)
|
|
#define BIT_LPSS1_F1_PWM1 BIT(1)
|
|
#define BIT_LPSS1_F2_PWM2 BIT(2)
|
|
#define BIT_LPSS1_F3_HSUART1 BIT(3)
|
|
#define BIT_LPSS1_F4_HSUART2 BIT(4)
|
|
#define BIT_LPSS1_F5_SPI BIT(5)
|
|
#define BIT_LPSS1_F6_XXX BIT(6)
|
|
#define BIT_LPSS1_F7_XXX BIT(7)
|
|
#define BIT_SCC_EMMC BIT(8)
|
|
#define BIT_SCC_SDIO BIT(9)
|
|
#define BIT_SCC_SDCARD BIT(10)
|
|
#define BIT_SCC_MIPI BIT(11)
|
|
#define BIT_HDA BIT(12)
|
|
#define BIT_LPE BIT(13)
|
|
#define BIT_OTG BIT(14)
|
|
#define BIT_USH BIT(15)
|
|
#define BIT_GBE BIT(16)
|
|
#define BIT_SATA BIT(17)
|
|
#define BIT_USB_EHCI BIT(18)
|
|
#define BIT_SEC BIT(19)
|
|
#define BIT_PCIE_PORT0 BIT(20)
|
|
#define BIT_PCIE_PORT1 BIT(21)
|
|
#define BIT_PCIE_PORT2 BIT(22)
|
|
#define BIT_PCIE_PORT3 BIT(23)
|
|
#define BIT_LPSS2_F0_DMA BIT(24)
|
|
#define BIT_LPSS2_F1_I2C1 BIT(25)
|
|
#define BIT_LPSS2_F2_I2C2 BIT(26)
|
|
#define BIT_LPSS2_F3_I2C3 BIT(27)
|
|
#define BIT_LPSS2_F4_I2C4 BIT(28)
|
|
#define BIT_LPSS2_F5_I2C5 BIT(29)
|
|
#define BIT_LPSS2_F6_I2C6 BIT(30)
|
|
#define BIT_LPSS2_F7_I2C7 BIT(31)
|
|
|
|
#define PMC_D3_STS_1 0xA4
|
|
#define BIT_SMB BIT(0)
|
|
#define BIT_OTG_SS_PHY BIT(1)
|
|
#define BIT_USH_SS_PHY BIT(2)
|
|
#define BIT_DFX BIT(3)
|
|
|
|
/* PMC I/O Registers */
|
|
#define ACPI_BASE_ADDR_OFFSET 0x40
|
|
#define ACPI_BASE_ADDR_MASK 0xFFFFFE00
|
|
#define ACPI_MMIO_REG_LEN 0x100
|
|
|
|
#define PM1_CNT 0x4
|
|
#define SLEEP_TYPE_MASK 0xFFFFECFF
|
|
#define SLEEP_TYPE_S5 0x1C00
|
|
#define SLEEP_ENABLE 0x2000
|
|
#endif /* PMC_ATOM_H */
|