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Diffstat (limited to 'src/superio/smsc/sch5545/acpi/superio.asl')
-rw-r--r--src/superio/smsc/sch5545/acpi/superio.asl589
1 files changed, 589 insertions, 0 deletions
diff --git a/src/superio/smsc/sch5545/acpi/superio.asl b/src/superio/smsc/sch5545/acpi/superio.asl
new file mode 100644
index 0000000000..97303c29fa
--- /dev/null
+++ b/src/superio/smsc/sch5545/acpi/superio.asl
@@ -0,0 +1,589 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+/*
+ * Include this file into a mainboard's DSDT _SB device tree and it will
+ * expose the SCH5545 SuperIO and some of its functionality.
+ *
+ * It allows the change of IO ports, IRQs and DMA settings on logical
+ * devices, disabling and reenabling logical devices and controlling power
+ * saving mode on logical devices or the whole chip.
+ *
+ * LDN State
+ * 0x0 FDC Not implemented
+ * 0x3 PP Not implemented
+ * 0x4 UARTA Implemented and tested
+ * 0x5 UARTB Implemented
+ * 0x7 KBC Implemented and tested
+ *
+ * Controllable through preprocessor defines:
+ * SUPERIO_PNP_BASE I/O address of the first PnP configuration register
+ * SCH5545_SHOW_UARTA If defined, UARTA will be exposed.
+ * SCH5545_SHOW_UARTB If defined, UARTB will be exposed.
+ * SCH5545_SHOW_KBC If defined, the KBC will be exposed.
+ * SCH5545_EMI_BASE If defined, the Embedded Memory Interface resource will be exposed.
+ * SCH5545_RUNTIME_BASE If defined, The Runtime Registers resource will be exposed.
+ */
+
+#undef SUPERIO_CHIP_NAME
+#define SUPERIO_CHIP_NAME SCH5545
+#include <superio/acpi/pnp.asl>
+
+#undef PNP_DEFAULT_PSC
+#define PNP_DEFAULT_PSC Return (0) /* no power management */
+
+/*
+* Common helpers will not work on this chip. IO, DMA and IRQ resources.
+* These are accessed via LPC interface LDN 0xC.
+*/
+#undef PNP_READ_IO
+#undef PNP_READ_IRQ
+#undef PNP_READ_DMA
+#undef PNP_WRITE_IO
+#undef PNP_WRITE_IRQ
+#undef PNP_WRITE_DMA
+
+Device(SIO1) {
+ Name (_HID, EisaId("PNP0A05"))
+ Name (_STR, Unicode("SMSC SCH5545 Super I/O"))
+ Name (_UID, SUPERIO_UID(SIO1,))
+
+#ifdef SCH5545_EMI_BASE
+ Name (IO1B, SCH5545_EMI_BASE)
+#endif
+#ifdef SCH5545_RUNTIME_BASE
+ Name (IO2B, SCH5545_RUNTIME_BASE)
+#endif
+ Name (IOST, 0x0001) /* IO decoding status */
+ Name (MSFG, One) /* Mouse wake config */
+ Name (KBFG, One) /* Keyboard wake config */
+ Name (PMFG, Zero) /* Wake config */
+
+ /* SuperIO configuration ports */
+ OperationRegion (CREG, SystemIO, SUPERIO_PNP_BASE, 0x02)
+ Field (CREG, ByteAcc, NoLock, Preserve)
+ {
+ PNP_ADDR_REG, 8,
+ PNP_DATA_REG, 8
+ }
+ IndexField (PNP_ADDR_REG, PNP_DATA_REG, ByteAcc, NoLock, Preserve)
+ {
+ Offset (0x07),
+ PNP_LOGICAL_DEVICE, 8, /* Logical device selector */
+
+ Offset (0x30),
+ PNP_DEVICE_ACTIVE, 1, /* Logical device activation */
+
+ Offset (0x69),
+ CR69, 8, /* UART1 Base address Registers */
+ CR6A, 8,
+ CR6B, 8,
+ Offset (0x6D),
+ CR6D, 8, /* UART2 Base address Registers */
+ CR6E, 8,
+ CR6F, 8,
+ Offset (0x7D),
+ CR7D, 8, /* FD Base address Registers */
+ CR7E, 8,
+ CR7F, 8,
+ Offset (0x81),
+ CR81, 8, /* LPT Base address Registers */
+ CR82, 8,
+ CR83, 8,
+ Offset (0xF0),
+ OPT0, 8, /* MISC registers */
+ OPT1, 8,
+ OPT2, 8,
+ OPT3, 8,
+ OPT4, 8,
+ OPT5, 8
+ }
+
+#ifdef SCH5545_RUNTIME_BASE
+ /* Runtime registers */
+ OperationRegion (RNTR, SystemIO, SCH5545_RUNTIME_BASE, 0x40)
+ Field (RNTR, ByteAcc, NoLock, Preserve)
+ {
+ PMES, 1, /* PME Global Status */
+ Offset (0x01),
+ PMEN, 1, /* PME Global Enable */
+ Offset (0x02),
+ PMS1, 8, /* PME Status 1 for KBD and PS2M */
+ PMS2, 8, /* PME Status 2 for EC, WDT, Bat, Intruder */
+ PMS3, 8, /* PME Status 3 for GPIOs */
+ PME1, 8, /* PME Enable 1 for KBD and PS2M */
+ PME2, 8, /* PME Enable 2 for EC, WDT, Bat, Intruder */
+ PME3, 8, /* PME Enable 3 for GPIOs */
+ Offset (0x10),
+ SOIS, 1, /* SMI Global Status*/
+ Offset (0x11),
+ SOIE, 1, /* SMI Global Enable */
+ Offset (0x12),
+ SST1, 8, /* SMI Status 1 for UARTs, LPT, FD, EC, Bat */
+ SST2, 8, /* SMI Status 2 for KBD, PS2M, WDT, Intruder */
+ SST3, 8, /* SMI Status 3 for GPIOs */
+ Offset (0x16),
+ SEN1, 8, /* SMI Enable 1 for UARTs, LPT, FD, EC, Bat */
+ SEN2, 8, /* SMI Enable 2 for KBD, PS2M, WDT, Intruder */
+ SEN3, 8, /* SMI Enable 3 for GPIOs */
+ Offset (0x25),
+ LED1, 8, /* LED control register */
+ Offset (0x28),
+ GPSR, 8, /* GPIO Select Register */
+ GPRR, 8 /* GPIO Read Register */
+ }
+#endif
+ Name (CRS, ResourceTemplate ()
+ {
+ IO (Decode16,
+ 0x0000,
+ 0x0000,
+ 0x00,
+ 0x00,
+ _Y11)
+#ifdef SCH5545_EMI_BASE
+ IO (Decode16,
+ 0x0000,
+ 0x0000,
+ 0x00,
+ 0x00,
+ _Y12)
+#endif
+#ifdef SCH5545_RUNTIME_BASE
+ IO (Decode16,
+ 0x0000,
+ 0x0000,
+ 0x00,
+ 0x00,
+ _Y13)
+#endif
+ })
+ Method (_CRS, 0, NotSerialized)
+ {
+ If (SUPERIO_PNP_BASE)
+ {
+ CreateWordField (CRS, \_SB.PCI0.LPCB.SIO1._Y11._MIN, GPI0)
+ CreateWordField (CRS, \_SB.PCI0.LPCB.SIO1._Y11._MAX, GPI1)
+ CreateByteField (CRS, \_SB.PCI0.LPCB.SIO1._Y11._LEN, GPIL)
+ GPI0 = SUPERIO_PNP_BASE
+ GPI1 = SUPERIO_PNP_BASE
+ GPIL = 0x02
+ }
+#ifdef SCH5545_EMI_BASE
+ If (IO1B)
+ {
+ CreateWordField (CRS, \_SB.PCI0.LPCB.SIO1._Y12._MIN, GP10)
+ CreateWordField (CRS, \_SB.PCI0.LPCB.SIO1._Y12._MAX, GP11)
+ CreateByteField (CRS, \_SB.PCI0.LPCB.SIO1._Y12._LEN, GPL1)
+ GP10 = SCH5545_EMI_BASE
+ GP11 = SCH5545_EMI_BASE
+ GPL1 = 0x10
+ }
+#endif
+#ifdef SCH5545_RUNTIME_BASE
+ If (IO2B)
+ {
+ CreateWordField (CRS, \_SB.PCI0.LPCB.SIO1._Y13._MIN, GP20)
+ CreateWordField (CRS, \_SB.PCI0.LPCB.SIO1._Y13._MAX, GP21)
+ CreateByteField (CRS, \_SB.PCI0.LPCB.SIO1._Y13._LEN, GPL2)
+ GP20 = SCH5545_RUNTIME_BASE
+ GP21 = SCH5545_RUNTIME_BASE
+ GPL2 = 0x40
+ }
+#endif
+ Return (CRS)
+ }
+
+ #undef PNP_ENTER_MAGIC_1ST
+ #undef PNP_ENTER_MAGIC_2ND
+ #undef PNP_ENTER_MAGIC_3RD
+ #undef PNP_ENTER_MAGIC_4TH
+ #undef PNP_EXIT_MAGIC_1ST
+ #undef PNP_EXIT_SPECIAL_REG
+ #undef PNP_EXIT_SPECIAL_VAL
+ #define PNP_ENTER_MAGIC_1ST 0x55
+ #define PNP_EXIT_MAGIC_1ST 0xaa
+ #include <superio/acpi/pnp_config.asl>
+ #define SUPERIO_LPC_LDN 0x0C
+ #include "resource_helpers.asl"
+
+#ifdef SCH5545_SHOW_KBC
+ Device (PS2K)
+ {
+ Name (_HID, EisaId ("PNP0303"))
+ Name (_CID, EisaId ("PNP030B"))
+ Method (_STA, 0, NotSerialized)
+ {
+ Return (DSTA (0xa))
+ }
+
+ Name (_CRS, ResourceTemplate ()
+ {
+ IO (Decode16,
+ 0x0060,
+ 0x0060,
+ 0x00,
+ 0x01,
+ )
+ IO (Decode16,
+ 0x0064,
+ 0x0064,
+ 0x00,
+ 0x01,
+ )
+ IRQ (Edge, ActiveHigh, Exclusive) {1}
+ })
+ Name (_PRS, ResourceTemplate ()
+ {
+ StartDependentFn (0x00, 0x00)
+ {
+ FixedIO (
+ 0x0060, // Address
+ 0x01,
+ )
+ FixedIO (
+ 0x0064, // Address
+ 0x01,
+ )
+ IRQ (Edge, ActiveHigh, Exclusive) {1}
+ }
+ EndDependentFn ()
+ })
+ Method (_PSW, 1, NotSerialized) // _PSW: Power State Wake
+ {
+ KBFG = Arg0
+ }
+ Name (_PRW, Package() { 8, 3 })
+ }
+
+ Device (PS2M)
+ {
+ Name (_HID, EisaId ("PNP0F13"))
+ Method (_STA, 0, NotSerialized)
+ {
+ Return (DSTA (0xe))
+ }
+
+ Name (_CRS, ResourceTemplate ()
+ {
+ IRQ (Edge, ActiveHigh, Exclusive) {12}
+ })
+
+ Name (_PRS, ResourceTemplate ()
+ {
+ StartDependentFn (0x00, 0x00)
+ {
+ IRQ (Edge, ActiveHigh, Exclusive) {12}
+ }
+ EndDependentFn ()
+ })
+
+ Method (_PSW, 1, NotSerialized)
+ {
+ MSFG = Arg0
+ }
+
+ Name (_PRW, Package() { 8, 3 })
+ }
+
+ OperationRegion (IOKP, SystemIO, 0x60, 0x05)
+ Field (IOKP, ByteAcc, NoLock, Preserve)
+ {
+ KP60, 8,
+ Offset (0x04),
+ KP64, 8
+ }
+
+ OperationRegion (KB64, SystemIO, 0x64, One)
+ Field (KB64, ByteAcc, NoLock, Preserve)
+ {
+ , 1,
+ KRDY, 1,
+ Offset (0x01)
+ }
+#ifdef SCH5545_RUNTIME_BASE
+ /* SIO prepare to sleep */
+ Method (SIOS, 1, NotSerialized)
+ {
+ If ((Arg0 == 0x03) | (Arg0 == One))
+ {
+ ENTER_CONFIG_MODE (One)
+ Local0 = OPT0
+ OPT0 = (Local0 | 0x60)
+ EXIT_CONFIG_MODE ()
+ Local0 = PMS1
+ PMS1 = (Local0 | 0x18)
+ Local0 = PMES
+ PMES = (Local0 | One)
+
+ Local0 = PME1
+ If (KBFG)
+ {
+ PME1 = (Local0 | 0x08)
+ }
+ Else
+ {
+ PME1 = (Local0 & 0xF7)
+ }
+
+ Local0 = PME1
+ If (MSFG)
+ {
+ PME1 = (Local0 | 0x10)
+ }
+ Else
+ {
+ PME1 = (Local0 & 0xEF)
+ }
+
+ Local0 = PMEN
+ PMEN = (Local0 | One)
+
+ While (KRDY) {}
+ KP60 = 0xED
+ While (KRDY) {}
+ KP60 = Zero
+ While (KRDY) {}
+ KP60 = 0xF4
+ Sleep (One)
+ }
+ }
+
+ Method (GPKM, 0, NotSerialized)
+ {
+ Local0 = PME1
+ PME1 = (Local0 & 0xE7)
+ Local0 = PMEN
+ PMEN = (Local0 & 0xFE)
+ Local0 = PMS1
+ PMS1 = (Local0 & 0x18)
+ Local0 = PMES
+ PMES = (Local0 & One)
+ }
+
+ /* SIO wake method */
+ Method (SIOW, 1, NotSerialized)
+ {
+ PMFG = PMS1
+ If (Arg0 == One)
+ {
+ GPKM ()
+ ENTER_CONFIG_MODE (One)
+ Local0 = OPT0
+ OPT0 = (Local0 & 0x9F)
+ EXIT_CONFIG_MODE ()
+ }
+
+ If (Arg0 == 0x03)
+ {
+ GPKM ()
+ ENTER_CONFIG_MODE (One)
+ Local0 = OPT0
+ OPT0 = (Local0 & 0x9F)
+ OPT2 |= One
+ OPT2 &= 0xFE
+ EXIT_CONFIG_MODE ()
+ }
+ }
+
+ Method (SIOH, 0, NotSerialized)
+ {
+ If (PMFG & 0x08)
+ {
+ Notify (PS2K, 0x02) // Device Wake
+ }
+
+ If (PMFG & 0x10)
+ {
+ Notify (PS2M, 0x02) // Device Wake
+ }
+ }
+#endif // SCH5545_RUNTIME_BASE
+#endif // SCH5545_SHOW_KBC
+
+#ifdef SCH5545_SHOW_UARTA
+#define SUPERIO_UARTA_LDN 7
+ Device (UAR1)
+ {
+ Name (_HID, EisaId ("PNP0501"))
+ Name (_UID, SUPERIO_UID(SER, SUPERIO_UARTA_LDN))
+ Method (_STA, 0, NotSerialized)
+ {
+ Return (DSTA (Zero))
+ }
+
+ Method (_DIS, 0, NotSerialized)
+ {
+ DCNT (Zero, Zero)
+ }
+
+ Method (_CRS, 0, NotSerialized)
+ {
+ Return (DCRS (Zero, Zero))
+ }
+
+ Method (_SRS, 1, NotSerialized)
+ {
+ CreateWordField (Arg0, 0x02, IO11)
+ CreateWordField (Arg0, 0x09, IRQM)
+ ENTER_CONFIG_MODE (SUPERIO_LPC_LDN)
+ STIO (0x6A, IO11)
+ SIRQ (Zero, IRQM)
+ EXIT_CONFIG_MODE ()
+ DCNT (Zero, One)
+ }
+
+ Name (_PRS, ResourceTemplate ()
+ {
+ StartDependentFn (0x00, 0x00)
+ {
+ IO (Decode16,
+ 0x03F8,
+ 0x03F8,
+ 0x01,
+ 0x08,
+ )
+ IRQNoFlags ()
+ {4}
+ DMA (Compatibility, NotBusMaster, Transfer8, )
+ {}
+ }
+ StartDependentFn (0x00, 0x00)
+ {
+ IO (Decode16,
+ 0x02F8,
+ 0x02F8,
+ 0x01,
+ 0x08,
+ )
+ IRQNoFlags ()
+ {3}
+ DMA (Compatibility, NotBusMaster, Transfer8, )
+ {}
+ }
+ StartDependentFn (0x00, 0x00)
+ {
+ IO (Decode16,
+ 0x03E8,
+ 0x03E8,
+ 0x01,
+ 0x08,
+ )
+ IRQNoFlags ()
+ {4}
+ DMA (Compatibility, NotBusMaster, Transfer8, )
+ {}
+ }
+ StartDependentFn (0x00, 0x00)
+ {
+ IO (Decode16,
+ 0x02E8,
+ 0x02E8,
+ 0x01,
+ 0x08,
+ )
+ IRQNoFlags ()
+ {3}
+ DMA (Compatibility, NotBusMaster, Transfer8, )
+ {}
+ }
+ EndDependentFn ()
+ })
+
+ Name (_PRW, Package() { 8, 3 })
+ }
+#endif
+
+#ifdef SCH5545_SHOW_UARTB
+#define SUPERIO_UARTB_LDN 8
+ Device (UAR1)
+ {
+ Name (_HID, EisaId ("PNP0501"))
+ Name (_UID, SUPERIO_UID(SER, SUPERIO_UARTB_LDN))
+ Method (_STA, 0, NotSerialized)
+ {
+ Return (DSTA (One))
+ }
+
+ Method (_DIS, 0, NotSerialized)
+ {
+ DCNT (One, Zero)
+ }
+
+ Method (_CRS, 0, NotSerialized)
+ {
+ Return (DCRS (One, Zero))
+ }
+
+ Method (_SRS, 1, NotSerialized)
+ {
+ CreateWordField (Arg0, 0x02, IO11)
+ CreateWordField (Arg0, 0x09, IRQM)
+ ENTER_CONFIG_MODE (SUPERIO_LPC_LDN)
+ STIO (0x6E, IO11)
+ SIRQ (One, IRQM)
+ EXIT_CONFIG_MODE ()
+ DCNT (One, One)
+ }
+
+ Name (_PRS, ResourceTemplate ()
+ {
+ StartDependentFn (0x00, 0x00)
+ {
+ IO (Decode16,
+ 0x03F8,
+ 0x03F8,
+ 0x01,
+ 0x08,
+ )
+ IRQNoFlags ()
+ {4}
+ DMA (Compatibility, NotBusMaster, Transfer8, )
+ {}
+ }
+ StartDependentFn (0x00, 0x00)
+ {
+ IO (Decode16,
+ 0x02F8,
+ 0x02F8,
+ 0x01,
+ 0x08,
+ )
+ IRQNoFlags ()
+ {3}
+ DMA (Compatibility, NotBusMaster, Transfer8, )
+ {}
+ }
+ StartDependentFn (0x00, 0x00)
+ {
+ IO (Decode16,
+ 0x03E8,
+ 0x03E8,
+ 0x01,
+ 0x08,
+ )
+ IRQNoFlags ()
+ {4}
+ DMA (Compatibility, NotBusMaster, Transfer8, )
+ {}
+ }
+ StartDependentFn (0x00, 0x00)
+ {
+ IO (Decode16,
+ 0x02E8,
+ 0x02E8,
+ 0x01,
+ 0x08,
+ )
+ IRQNoFlags ()
+ {3}
+ DMA (Compatibility, NotBusMaster, Transfer8, )
+ {}
+ }
+ EndDependentFn ()
+ })
+
+ Name (_PRW, Package() { 8, 3 })
+ }
+
+#endif
+}
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