/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Intel Atom SoC Power Management Controller Header File
* Copyright (c) 2014-2015,2022 Intel Corporation.
*/
#ifndef PMC_ATOM_H
#define PMC_ATOM_H
#include <linux/bits.h>
/* ValleyView Power Control Unit PCI Device ID */
#define PCI_DEVICE_ID_VLV_PMC 0 x0F1C
/* CherryTrail Power Control Unit PCI Device ID */
#define PCI_DEVICE_ID_CHT_PMC 0 x229C
/* PMC Memory mapped IO registers */
#define PMC_BASE_ADDR_OFFSET 0 x44
#define PMC_BASE_ADDR_MASK 0 xFFFFFE00
#define PMC_MMIO_REG_LEN 0 x100
#define PMC_REG_BIT_WIDTH 32
/* BIOS uses FUNC_DIS to disable specific function */
#define PMC_FUNC_DIS 0 x34
#define PMC_FUNC_DIS_2 0 x38
/* CHT specific bits in FUNC_DIS2 register */
#define BIT_FD_GMM BIT(3 )
#define BIT_FD_ISH BIT(4 )
/* S0ix wake event control */
#define PMC_S0IX_WAKE_EN 0 x3C
#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)
/* External clk generator settings */
#define PMC_CLK_CTL_OFFSET 0 x60
#define PMC_CLK_CTL_SIZE 4
#define PMC_CLK_NUM 6
#define PMC_CLK_CTL_GATED_ON_D3 0 x0
#define PMC_CLK_CTL_FORCE_ON 0 x1
#define PMC_CLK_CTL_FORCE_OFF 0 x2
#define PMC_CLK_CTL_RESERVED 0 x3
#define PMC_MASK_CLK_CTL GENMASK(1 , 0 )
#define PMC_MASK_CLK_FREQ BIT(2 )
#define PMC_CLK_FREQ_XTAL (0 << 2 ) /* 25 MHz */
#define PMC_CLK_FREQ_PLL (1 << 2 ) /* 19.2 MHz */
/* The timers accumulate time spent in sleep state */
#define PMC_S0IR_TMR 0 x80
#define PMC_S0I1_TMR 0 x84
#define PMC_S0I2_TMR 0 x88
#define PMC_S0I3_TMR 0 x8C
#define PMC_S0_TMR 0 x90
/* Sleep state counter is in units of 32us */
#define PMC_TMR_SHIFT 5
/* Power status of power islands */
#define PMC_PSS 0 x98
#define PMC_PSS_BIT_GBE BIT(0 )
#define PMC_PSS_BIT_SATA BIT(1 )
#define PMC_PSS_BIT_HDA BIT(2 )
#define PMC_PSS_BIT_SEC BIT(3 )
#define PMC_PSS_BIT_PCIE BIT(4 )
#define PMC_PSS_BIT_LPSS BIT(5 )
#define PMC_PSS_BIT_LPE BIT(6 )
#define PMC_PSS_BIT_DFX BIT(7 )
#define PMC_PSS_BIT_USH_CTRL BIT(8 )
#define PMC_PSS_BIT_USH_SUS BIT(9 )
#define PMC_PSS_BIT_USH_VCCS BIT(10 )
#define PMC_PSS_BIT_USH_VCCA BIT(11 )
#define PMC_PSS_BIT_OTG_CTRL BIT(12 )
#define PMC_PSS_BIT_OTG_VCCS BIT(13 )
#define PMC_PSS_BIT_OTG_VCCA_CLK BIT(14 )
#define PMC_PSS_BIT_OTG_VCCA BIT(15 )
#define PMC_PSS_BIT_USB BIT(16 )
#define PMC_PSS_BIT_USB_SUS BIT(17 )
/* CHT specific bits in PSS register */
#define PMC_PSS_BIT_CHT_UFS BIT(7 )
#define PMC_PSS_BIT_CHT_UXD BIT(11 )
#define PMC_PSS_BIT_CHT_UXD_FD BIT(12 )
#define PMC_PSS_BIT_CHT_UX_ENG BIT(15 )
#define PMC_PSS_BIT_CHT_USB_SUS BIT(16 )
#define PMC_PSS_BIT_CHT_GMM BIT(17 )
#define PMC_PSS_BIT_CHT_ISH BIT(18 )
#define PMC_PSS_BIT_CHT_DFX_MASTER BIT(26 )
#define PMC_PSS_BIT_CHT_DFX_CLUSTER1 BIT(27 )
#define PMC_PSS_BIT_CHT_DFX_CLUSTER2 BIT(28 )
#define PMC_PSS_BIT_CHT_DFX_CLUSTER3 BIT(29 )
#define PMC_PSS_BIT_CHT_DFX_CLUSTER4 BIT(30 )
#define PMC_PSS_BIT_CHT_DFX_CLUSTER5 BIT(31 )
/* These registers reflect D3 status of functions */
#define PMC_D3_STS_0 0 xA0
#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 ) /* CHT datasheet: reserved */
#define BIT_LPE BIT(13 )
#define BIT_OTG BIT(14 )
#define BIT_USH BIT(15 ) /* CHT datasheet: reserved */
#define BIT_GBE BIT(16 ) /* CHT datasheet: reserved */
#define BIT_SATA BIT(17 ) /* CHT datasheet: reserved */
#define BIT_USB_EHCI BIT(18 ) /* CHT datasheet: XHCI! */
#define BIT_SEC BIT(19 ) /* BYT datasheet: reserved */
#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 0 xA4
#define BIT_SMB BIT(0 )
#define BIT_OTG_SS_PHY BIT(1 )
#define BIT_USH_SS_PHY BIT(2 )
#define BIT_DFX BIT(3 )
/* CHT specific bits in PMC_D3_STS_1 register */
#define BIT_STS_GMM BIT(1 )
#define BIT_STS_ISH BIT(2 )
/* PMC I/O Registers */
#define ACPI_BASE_ADDR_OFFSET 0 x40
#define ACPI_BASE_ADDR_MASK 0 xFFFFFE00
#define ACPI_MMIO_REG_LEN 0 x100
#define PM1_CNT 0 x4
#define SLEEP_TYPE_MASK GENMASK(12 , 10 )
#define SLEEP_TYPE_S5 0 x1C00
#define SLEEP_ENABLE BIT(13 )
extern int pmc_atom_read(int offset, u32 *value);
#endif /* PMC_ATOM_H */
Messung V0.5 in Prozent C=94 H=93 G=93
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-06-08)
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