1 /* 2 * Intel Atom SOC Power Management Controller Header File 3 * Copyright (c) 2014, Intel Corporation. 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms and conditions of the GNU General Public License, 7 * version 2, as published by the Free Software Foundation. 8 * 9 * This program is distributed in the hope it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 12 * more details. 13 * 14 */ 15 16 #ifndef PMC_ATOM_H 17 #define PMC_ATOM_H 18 19 /* ValleyView Power Control Unit PCI Device ID */ 20 #define PCI_DEVICE_ID_VLV_PMC 0x0F1C 21 /* CherryTrail Power Control Unit PCI Device ID */ 22 #define PCI_DEVICE_ID_CHT_PMC 0x229C 23 24 /* PMC Memory mapped IO registers */ 25 #define PMC_BASE_ADDR_OFFSET 0x44 26 #define PMC_BASE_ADDR_MASK 0xFFFFFE00 27 #define PMC_MMIO_REG_LEN 0x100 28 #define PMC_REG_BIT_WIDTH 32 29 30 /* BIOS uses FUNC_DIS to disable specific function */ 31 #define PMC_FUNC_DIS 0x34 32 #define PMC_FUNC_DIS_2 0x38 33 34 /* CHT specific bits in FUNC_DIS2 register */ 35 #define BIT_FD_GMM BIT(3) 36 #define BIT_FD_ISH BIT(4) 37 38 /* S0ix wake event control */ 39 #define PMC_S0IX_WAKE_EN 0x3C 40 41 #define BIT_LPC_CLOCK_RUN BIT(4) 42 #define BIT_SHARED_IRQ_GPSC BIT(5) 43 #define BIT_ORED_DEDICATED_IRQ_GPSS BIT(18) 44 #define BIT_ORED_DEDICATED_IRQ_GPSC BIT(19) 45 #define BIT_SHARED_IRQ_GPSS BIT(20) 46 47 #define PMC_WAKE_EN_SETTING ~(BIT_LPC_CLOCK_RUN | \ 48 BIT_SHARED_IRQ_GPSC | \ 49 BIT_ORED_DEDICATED_IRQ_GPSS | \ 50 BIT_ORED_DEDICATED_IRQ_GPSC | \ 51 BIT_SHARED_IRQ_GPSS) 52 53 /* The timers acumulate time spent in sleep state */ 54 #define PMC_S0IR_TMR 0x80 55 #define PMC_S0I1_TMR 0x84 56 #define PMC_S0I2_TMR 0x88 57 #define PMC_S0I3_TMR 0x8C 58 #define PMC_S0_TMR 0x90 59 /* Sleep state counter is in units of of 32us */ 60 #define PMC_TMR_SHIFT 5 61 62 /* Power status of power islands */ 63 #define PMC_PSS 0x98 64 65 #define PMC_PSS_BIT_GBE BIT(0) 66 #define PMC_PSS_BIT_SATA BIT(1) 67 #define PMC_PSS_BIT_HDA BIT(2) 68 #define PMC_PSS_BIT_SEC BIT(3) 69 #define PMC_PSS_BIT_PCIE BIT(4) 70 #define PMC_PSS_BIT_LPSS BIT(5) 71 #define PMC_PSS_BIT_LPE BIT(6) 72 #define PMC_PSS_BIT_DFX BIT(7) 73 #define PMC_PSS_BIT_USH_CTRL BIT(8) 74 #define PMC_PSS_BIT_USH_SUS BIT(9) 75 #define PMC_PSS_BIT_USH_VCCS BIT(10) 76 #define PMC_PSS_BIT_USH_VCCA BIT(11) 77 #define PMC_PSS_BIT_OTG_CTRL BIT(12) 78 #define PMC_PSS_BIT_OTG_VCCS BIT(13) 79 #define PMC_PSS_BIT_OTG_VCCA_CLK BIT(14) 80 #define PMC_PSS_BIT_OTG_VCCA BIT(15) 81 #define PMC_PSS_BIT_USB BIT(16) 82 #define PMC_PSS_BIT_USB_SUS BIT(17) 83 84 /* CHT specific bits in PSS register */ 85 #define PMC_PSS_BIT_CHT_UFS BIT(7) 86 #define PMC_PSS_BIT_CHT_UXD BIT(11) 87 #define PMC_PSS_BIT_CHT_UXD_FD BIT(12) 88 #define PMC_PSS_BIT_CHT_UX_ENG BIT(15) 89 #define PMC_PSS_BIT_CHT_USB_SUS BIT(16) 90 #define PMC_PSS_BIT_CHT_GMM BIT(17) 91 #define PMC_PSS_BIT_CHT_ISH BIT(18) 92 #define PMC_PSS_BIT_CHT_DFX_MASTER BIT(26) 93 #define PMC_PSS_BIT_CHT_DFX_CLUSTER1 BIT(27) 94 #define PMC_PSS_BIT_CHT_DFX_CLUSTER2 BIT(28) 95 #define PMC_PSS_BIT_CHT_DFX_CLUSTER3 BIT(29) 96 #define PMC_PSS_BIT_CHT_DFX_CLUSTER4 BIT(30) 97 #define PMC_PSS_BIT_CHT_DFX_CLUSTER5 BIT(31) 98 99 /* These registers reflect D3 status of functions */ 100 #define PMC_D3_STS_0 0xA0 101 102 #define BIT_LPSS1_F0_DMA BIT(0) 103 #define BIT_LPSS1_F1_PWM1 BIT(1) 104 #define BIT_LPSS1_F2_PWM2 BIT(2) 105 #define BIT_LPSS1_F3_HSUART1 BIT(3) 106 #define BIT_LPSS1_F4_HSUART2 BIT(4) 107 #define BIT_LPSS1_F5_SPI BIT(5) 108 #define BIT_LPSS1_F6_XXX BIT(6) 109 #define BIT_LPSS1_F7_XXX BIT(7) 110 #define BIT_SCC_EMMC BIT(8) 111 #define BIT_SCC_SDIO BIT(9) 112 #define BIT_SCC_SDCARD BIT(10) 113 #define BIT_SCC_MIPI BIT(11) 114 #define BIT_HDA BIT(12) 115 #define BIT_LPE BIT(13) 116 #define BIT_OTG BIT(14) 117 #define BIT_USH BIT(15) 118 #define BIT_GBE BIT(16) 119 #define BIT_SATA BIT(17) 120 #define BIT_USB_EHCI BIT(18) 121 #define BIT_SEC BIT(19) 122 #define BIT_PCIE_PORT0 BIT(20) 123 #define BIT_PCIE_PORT1 BIT(21) 124 #define BIT_PCIE_PORT2 BIT(22) 125 #define BIT_PCIE_PORT3 BIT(23) 126 #define BIT_LPSS2_F0_DMA BIT(24) 127 #define BIT_LPSS2_F1_I2C1 BIT(25) 128 #define BIT_LPSS2_F2_I2C2 BIT(26) 129 #define BIT_LPSS2_F3_I2C3 BIT(27) 130 #define BIT_LPSS2_F4_I2C4 BIT(28) 131 #define BIT_LPSS2_F5_I2C5 BIT(29) 132 #define BIT_LPSS2_F6_I2C6 BIT(30) 133 #define BIT_LPSS2_F7_I2C7 BIT(31) 134 135 #define PMC_D3_STS_1 0xA4 136 #define BIT_SMB BIT(0) 137 #define BIT_OTG_SS_PHY BIT(1) 138 #define BIT_USH_SS_PHY BIT(2) 139 #define BIT_DFX BIT(3) 140 141 /* CHT specific bits in PMC_D3_STS_1 register */ 142 #define BIT_STS_GMM BIT(1) 143 #define BIT_STS_ISH BIT(2) 144 145 /* PMC I/O Registers */ 146 #define ACPI_BASE_ADDR_OFFSET 0x40 147 #define ACPI_BASE_ADDR_MASK 0xFFFFFE00 148 #define ACPI_MMIO_REG_LEN 0x100 149 150 #define PM1_CNT 0x4 151 #define SLEEP_TYPE_MASK 0xFFFFECFF 152 #define SLEEP_TYPE_S5 0x1C00 153 #define SLEEP_ENABLE 0x2000 154 155 extern int pmc_atom_read(int offset, u32 *value); 156 extern int pmc_atom_write(int offset, u32 value); 157 158 #endif /* PMC_ATOM_H */ 159