diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/google/poppy/acpi/mipi_camera.asl | 545 |
1 files changed, 529 insertions, 16 deletions
diff --git a/src/mainboard/google/poppy/acpi/mipi_camera.asl b/src/mainboard/google/poppy/acpi/mipi_camera.asl index 13d33f62d4..a564b80835 100644 --- a/src/mainboard/google/poppy/acpi/mipi_camera.asl +++ b/src/mainboard/google/poppy/acpi/mipi_camera.asl @@ -17,33 +17,478 @@ Scope (\_SB.PCI0.I2C2) { Device (PMIC) { - Name (_HID, "INT3472") // _HID: Hardware ID - Name (_UID, Zero) // _UID: Unique ID - Name (_DDN, "TPS68470 PMIC") // _DDN: DOS Device Name + Name (_HID, "INT3472") /* _HID: Hardware ID */ + Name (_UID, Zero) /* _UID: Unique ID */ + Name (_DDN, "TPS68470 PMIC") /* _DDN: DOS Device Name */ Name (CAMD, 0x64) - Method (_STA, 0, NotSerialized) // _STA: Status + Method (_STA, 0, NotSerialized) /* _STA: Status */ { Return (0x0F) } + /* Marks the availability of all the operation regions */ + Name (AVBL, Zero) + Name (AVGP, Zero) + Name (AVB0, Zero) + Name (AVB1, Zero) + Name (AVB2, Zero) + Name (AVB3, Zero) + Method (_REG, 2, NotSerialized) + { + If (LEqual (Arg0, 0x08)) + { + /* Marks the availability of GeneralPurposeIO + * 0x08: opregion space for GeneralPurposeIO + */ + Store (Arg1, AVGP) + } + If (LEqual (Arg0, 0xB0)) + { + /* Marks the availability of + * TI_PMIC_POWER_OPREGION_ID */ + Store (Arg1, AVB0) + } + If (LEqual (Arg0, 0xB1)) + { + /* Marks the availability of + * TI_PMIC_VR_VAL_OPREGION_ID */ + Store (Arg1, AVB1) + } + If (LEqual (Arg0, 0xB2)) + { + /* Marks the availability of + * TI_PMIC_CLK_OPREGION_ID */ + Store (Arg1, AVB2) + } + If (LEqual (Arg0, 0xB3)) + { + /* Marks the availability of + * TI_PMIC_CLK_FREQ_OPREGION_ID */ + Store (Arg1, AVB3) + } + If (LAnd (AVGP, LAnd (LAnd (AVB0, AVB1), + LAnd(AVB2, AVB3)))) + { + /* Marks the availability of all opregions */ + Store (1, AVBL) + } + Else + { + Store (0, AVBL) + } + } + + OperationRegion (GPOP, GeneralPurposeIo, 0, 0x2) Name (_CRS, ResourceTemplate () { I2cSerialBus (0x004D, ControllerInitiated, 0x00061A80, AddressingMode7Bit, "\\_SB.PCI0.I2C2", 0x00, ResourceConsumer, , ) + /* GPIO.4 is AVDD pin for user facing camera */ + GpioIo (Exclusive, PullDefault, 0x0000, 0x0000, + IoRestrictionOutputOnly, "\\_SB.PCI0.I2C2.PMIC", + 0x00, ResourceConsumer,,) + { + 4 + } + /* GPIO.5 is XSHUTDOWN pin for user facing camera */ + GpioIo (Exclusive, PullDefault, 0x0000, 0x0000, + IoRestrictionOutputOnly, "\\_SB.PCI0.I2C2.PMIC", + 0x00, ResourceConsumer,,) + { + 5 + } + /* GPIO.9 is XSHUTDOWN pin for world facing camera */ + GpioIo (Exclusive, PullDefault, 0x0000, 0x0000, + IoRestrictionOutputOnly, "\\_SB.PCI0.I2C2.PMIC", + 0x00, ResourceConsumer,,) + { + 9 + } }) + + /* PMIC operation regions */ + /* 0xB0: TI_PMIC_POWER_OPREGION_ID + * VSIO: Sensor IO LDO output + * VCMC: VCM LDO output + * VAX1: Auxiliary LDO1 output + * VAX2: Auxiliary LDO2 output + * VACT: Analog LDO output + * VDCT: Core buck output + */ + OperationRegion (PWR1, 0xB0, Zero, 0x0100) + Field (PWR1, DWordAcc, NoLock, Preserve) + { + VSIO, 32, + VCMC, 32, + VAX1, 32, + VAX2, 32, + VACT, 32, + VDCT, 32, + } + + /* 0xB1: TI_PMIC_VR_VAL_OPREGION_ID + * SIOV: VSIO VR voltage value + * IOVA: VIO VR voltage value + * VCMV: VCM VR voltage value + * AX1V: Auxiliary LDO1 VR voltage value + * AX2V: Auxiliary LDO2 VR voltage value + * ACVA: Analog LDO VR voltage + * DCVA: Core buck VR volatage + */ + OperationRegion (PWR2, 0xB1, Zero, 0x0100) + Field (PWR2, DWordAcc, NoLock, Preserve) + { + SIOV, 32, + IOVA, 32, + VCMV, 32, + AX1V, 32, + AX2V, 32, + ACVA, 32, + DCVA, 32, + } + + /* 0xB2: TI_PMIC_CLK_OPREGION_ID + * PCTL: PLL control register + * PCT2: PLL control 2 register + * CFG1: Clock configuration 1 register + * CFG2: Clock configuration 2 register + */ + OperationRegion (CLKC, 0xB2, Zero, 0x0100) + Field (CLKC, DWordAcc, NoLock, Preserve) + { + PCTL, 32, + PCT2, 32, + CFG1, 32, + CFG2, 32, + } + + /* 0xB3: TI_PMIC_CLK_FREQ_OPREGION_ID + * PDV2: PLL output divider for HCLK_B + * BODI: PLL output divider for boost clock + * BUDI: PLL output divider for buck clock + * PSWR: PLL reference clock setting + * XTDV: Reference crystal divider + * PLDV: PLL feedback divider + * PODV: PLL output divider for HCLK_A + */ + OperationRegion (CLKF, 0xB3, Zero, 0x0100) + Field (CLKF, DWordAcc, NoLock, Preserve) + { + PDV2, 32, + BODI, 32, + BUDI, 32, + PSWR, 32, + XTDV, 32, + PLDV, 32, + PODV, 32, + } + + /* CLE0 and CLE1 are used to determine if both the clocks + are enabled or disabled. */ + Mutex (MUTC, 0) + Name (CLE0, 0) + Name (CLE1, 0) + Method (CLKE, 0, Serialized) { + /* save Acquire result so we can check for + Mutex acquired */ + Store (Acquire (MUTC, 1000), Local0) + /* check for Mutex acquired */ + If (LEqual (Local0, Zero)) { + /* Enable clocks only when a sensor is turned on and + both the clocks are disabled */ + If (LNot (LOr (CLE0, CLE1))) { + /* Set boost clock divider */ + BODI = 3 + /* Set buck clock divider */ + BUDI = 2 + /* Set the PLL_REF_CLK cyles */ + PSWR = 19 + /* Set the reference crystal divider */ + XTDV = 170 + /* Set PLL feedback divider */ + PLDV = 32 + /* Set PLL output divider for HCLK_A */ + PODV = 1 + /* Set PLL output divider for HCLK_B */ + PDV2 = 1 + /* Enable clocks for both the sensors + * CFG1: output selection for HCLK_A and + * HCLK_B. + * CFG2: set drive strength for HCLK_A + * and HCLK_B. + */ + CFG2 = 5 + CFG1 = 10 + /* Enable PLL output, crystal oscillator + * input capacitance control and set + * Xtal oscillator as clock source. + */ + PCTL = 209 + Sleep(1) + } + Release (MUTC) + } + } + + /* Clocks need to be disabled only if both the sensors are + turned off */ + Method (CLKD, 0, Serialized) { + /* save Acquire result so we can check for + Mutex acquired */ + Store (Acquire (MUTC, 1000), Local0) + /* check for Mutex acquired */ + If (LEqual (Local0, Zero)) { + If (LNot (LOr (CLE0, CLE1))) { + BODI = 0 + BUDI = 0 + PSWR = 0 + XTDV = 0 + PLDV = 0 + PODV = 0 + PDV2 = 0 + /* Disable clocks for both the + sensors */ + CFG2 = 0 + CFG1 = 0 + PCTL = 0 + } + Release (MUTC) + } + } + + /* Reference count for VSIO */ + Mutex (MUTV, 0) + Name (VSIC, 0) + Method (DOVD, 1, Serialized) { + /* Save Acquire result so we can check for + Mutex acquired */ + Store (Acquire (MUTV, 1000), Local0) + /* Check for Mutex acquired */ + If (LEqual (Local0, Zero)) { + /* Turn off VSIO */ + If (LEqual (Arg0, Zero)) { + /* Decrement only if VSIC > 0 */ + if (LGreater (VSIC, 0)) { + Decrement (VSIC) + If (LEqual (VSIC, Zero)) { + VSIO = 0 + } + } + } ElseIf (LEqual (Arg0, 1)) { + /* Increment only if VSIC < 3 */ + If (LLess (VSIC, 3)) { + /* Turn on VSIO */ + If (LEqual (VSIC, Zero)) { + VSIO = 3 + } + Increment (VSIC) + } + } + + Release (MUTV) + } + } + + /* Power resource methods for CAM0 */ + PowerResource (OVTH, 0, 0) { + Name (STA, 0) + Method (_ON, 0, Serialized) { + If (LEqual (AVBL, 1)) { + If (LEqual (STA, 0)) { + /* Enable VSIO regulator + + daisy chain */ + DOVD(1) + + if (LNotEqual (IOVA, 52)) { + /* Set VSIO value as + 1.8006 V */ + IOVA = 52 + } + if (LNotEqual (SIOV, 52)) { + /* Set VSIO value as + 1.8006 V */ + SIOV = 52 + } + Sleep(3) + + VACT = 1 + if (LNotEqual (ACVA, 109)) { + /* Set ANA at 2.8152V */ + ACVA = 109 + } + Sleep(3) + + \_SB.PCI0.I2C2.PMIC.CLKE() + CLE0 = 1 + + VDCT = 1 + if (LNotEqual (DCVA, 12)) { + /* Set CORE at 1.2V */ + DCVA = 12 + } + Sleep(3) + \_SB.PCI0.I2C2.CAM0.CRST(1) + + STA = 1 + } + } + } + + Method (_OFF, 0, Serialized) { + If (LEqual (AVBL, 1)) { + If (LEqual (STA, 1)) { + Sleep(2) + CLE0 = 0 + \_SB.PCI0.I2C2.PMIC.CLKD() + Sleep(2) + \_SB.PCI0.I2C2.CAM0.CRST(0) + Sleep(3) + VDCT = 0 + Sleep(3) + VACT = 0 + Sleep(1) + DOVD(0) + Sleep(1) + } + } + STA = 0 + } + Method (_STA, 0, NotSerialized) { + Return (STA) + } + } + + /* Power resource methods for CAM1 */ + PowerResource (OVFI, 0, 0) { + Name (STA, 0) + Method (_ON, 0, Serialized) { + If (LEqual (AVBL, 1)) { + If (LEqual (STA, 0)) { + /* Enable VSIO regulator + + daisy chain */ + DOVD(1) + + VAX2 = 1 /* Enable VAUX2 */ + + if (LNotEqual (AX2V, 52)) { + /* Set VAUX2 as + 1.8006 V */ + AX2V = 52 + } + Sleep(1) + + \_SB.PCI0.I2C2.PMIC.CLKE() + CLE1 = 1 + + VAX1 = 1 /* Enable VAUX1 */ + if (LNotEqual (AX1V, 19)) { + /* Set VAUX1 as 1.2132V */ + AX1V = 19 + } + Sleep(3) + + \_SB.PCI0.I2C4.CAM1.CGP4(1) + Sleep(3) + + \_SB.PCI0.I2C4.CAM1.CGP5(1) + Sleep(3) + STA = 1 + } + } + } + + Method (_OFF, 0, Serialized) { + If (LEqual (AVBL, 1)) { + If (LEqual (STA, 1)) { + Sleep(2) + CLE1 = 0 + \_SB.PCI0.I2C2.PMIC.CLKD() + Sleep(2) + \_SB.PCI0.I2C4.CAM1.CGP5(0) + Sleep(3) + VAX1 = 0 + Sleep(1) + \_SB.PCI0.I2C4.CAM1.CGP4(0) + Sleep(1) + VAX2 = 0 + Sleep(1) + DOVD(0) + Sleep(1) + + } + STA = 0 + } + } + + Method (_STA, 0, NotSerialized) { + Return (STA) + } + } + + /* Power resource methods for VCM */ + PowerResource (VCMP, 0, 0) { + Name (STA, 0) + Method (_ON, 0, Serialized) { + If (LEqual (AVBL, 1)) { + If (LEqual (STA, 0)) { + /* Enable VSIO regulator + + daisy chain */ + DOVD(1) + if (LNotEqual (IOVA, 52)) { + /* Set VSIO value as + 1.8006 V */ + IOVA = 52 + } + if (LNotEqual (SIOV, 52)) { + /* Set VSIO value as + 1.8006 V */ + SIOV = 52 + } + Sleep(3) + + /* Enable VCM regulator */ + VCMC = 1 + if (LNotEqual (VCMV, 109)) { + /* Set VCM value at + 2.8152 V */ + VCMV = 109 + } + Sleep(3) + + STA = 1 + } + } + } + + Method (_OFF, 0, Serialized) { + If (LEqual (AVBL, 1)) { + If (LEqual (STA, 1)) { + VCMC = 0 /* Disable regulator */ + Sleep(1) + DOVD(0) /* Disable regulator */ + Sleep(1) + STA = 0 + } + } + } + + Method (_STA, 0, NotSerialized) { + Return (STA) + } + } } Device (CAM0) { - Name (_HID, "OVTID850") // _HID: Hardware ID - Name (_UID, Zero) // _UID: Unique ID - Name (_DDN, "OV 13850 Camera") // _DDN: DOS Device Name + Name (_HID, "OVTID850") /* _HID: Hardware ID */ + Name (_UID, Zero) /* _UID: Unique ID */ + Name (_DDN, "OV 13850 Camera") /* _DDN: DOS Device Name */ Name (CAMD, 0x02) - Method (_STA, 0, NotSerialized) // _STA: Status + Method (_STA, 0, NotSerialized) /* _STA: Status */ { Return (0x0F) } @@ -57,6 +502,30 @@ Scope (\_SB.PCI0.I2C2) ) }) + Field (\_SB.PCI0.I2C2.PMIC.GPOP, ByteAcc, NoLock, Preserve) + { + Connection + ( + GpioIo (Exclusive, PullDefault, 0x0000, 0x0000, + IoRestrictionOutputOnly, + "\\_SB.PCI0.I2C2.PMIC", 0x00, + ResourceConsumer,,) + { + 9 + } + ), + GRST, 1, + } + + /* Set or clear GRST GPIO */ + Method (CRST, 1, Serialized) + { + GRST = Arg0 + } + + Name (_PR0, Package () { ^^I2C2.PMIC.OVTH }) + Name (_PR3, Package () { ^^I2C2.PMIC.OVTH }) + /* Port0 of CAM0 is connected to port0 of CIO2 device */ Name (_DSD, Package () { ToUUID ("dbb8e3e6-5886-4ba6-8795-1319f52a966b"), @@ -115,12 +584,12 @@ Scope (\_SB.PCI0.I2C2) Device (VCM0) { - Name (_HID, "DWDWD000") // _HID: Hardware ID - Name (_UID, Zero) // _UID: Unique ID - Name (_DDN, "Dongwoon AF DAC") // _DDN: DOS Device Name + Name (_HID, "DWDWD000") /* _HID: Hardware ID */ + Name (_UID, Zero) /* _UID: Unique ID */ + Name (_DDN, "Dongwoon AF DAC") /* _DDN: DOS Device Name */ Name (CAMD, 0x03) - Method (_STA, 0, NotSerialized) // _STA: Status + Method (_STA, 0, NotSerialized) /* _STA: Status */ { Return (0x0F) } @@ -133,6 +602,9 @@ Scope (\_SB.PCI0.I2C2) 0x00, ResourceConsumer, , ) }) + + Name (_PR0, Package () { ^PMIC.VCMP }) + Name (_PR3, Package () { ^PMIC.VCMP }) } } @@ -140,12 +612,12 @@ Scope (\_SB.PCI0.I2C4) { Device (CAM1) { - Name (_HID, "INT3479") // _HID: Hardware ID - Name (_UID, Zero) // _UID: Unique ID - Name (_DDN, "OV 5670 Camera") // _DDN: DOS Device Name + Name (_HID, "INT3479") /* _HID: Hardware ID */ + Name (_UID, Zero) /* _UID: Unique ID */ + Name (_DDN, "OV 5670 Camera") /* _DDN: DOS Device Name */ Name (CAMD, 0x02) - Method (_STA, 0, NotSerialized) // _STA: Status + Method (_STA, 0, NotSerialized) /* _STA: Status */ { Return (0x0F) } @@ -159,6 +631,47 @@ Scope (\_SB.PCI0.I2C4) ) }) + Field (\_SB.PCI0.I2C2.PMIC.GPOP, ByteAcc, NoLock, Preserve) + { + Connection + ( + GpioIo (Exclusive, PullDefault, 0x0000, 0x0000, + IoRestrictionOutputOnly, + "\\_SB.PCI0.I2C2.PMIC", 0x00, + ResourceConsumer,,) + { + 4 + } + ), + GPO4, 1, + Connection + ( + GpioIo (Exclusive, PullDefault, 0x0000, 0x0000, + IoRestrictionOutputOnly, + "\\_SB.PCI0.I2C2.PMIC", 0x00, + ResourceConsumer,,) + { + 5 + } + ), + GPO5, 1, + } + + /* Set or clear GPO4 GPIO */ + Method (CGP4, 1, Serialized) + { + GPO4 = Arg0 + } + + /* Set or clear GPO5 GPIO */ + Method (CGP5, 1, Serialized) + { + GPO5 = Arg0 + } + + Name (_PR0, Package () { ^^I2C2.PMIC.OVFI }) + Name (_PR3, Package () { ^^I2C2.PMIC.OVFI }) + /* Port0 of CAM1 is connected to port1 of CIO2 device */ Name (_DSD, Package () { ToUUID ("dbb8e3e6-5886-4ba6-8795-1319f52a966b"), |