[edk2-devel] [PATCH edk2-platforms 1/1] Silicon/Socionext/SynQuacer: use Generic Event Device for power button
Ard Biesheuvel
ard.biesheuvel at arm.com
Tue May 19 12:30:48 UTC 2020
On 5/18/20 7:20 PM, Leif Lindholm via groups.io wrote:
> On Fri, May 15, 2020 at 10:32:35 +0200, Ard Biesheuvel wrote:
>> Drop the description of the interrupt handling part of the GPIO
>> controller, and use a ACPI0013 Generic Event device instead to
>> handle the power button event. This way, an OS can handle these
>> events without the need for a SoC specific driver.
>>
>> Signed-off-by: Ard Biesheuvel <ard.biesheuvel at arm.com>
>
> Acked-by: Leif Lindholm <leif at nuviainc.com>
>
Thanks
Pushed as 0a4db1fd4544138db5030a48fd9dcbb19de8b480
>> ---
>> Silicon/Socionext/SynQuacer/AcpiTables/Dsdt.asl | 52 ++++++++++++--------
>> 1 file changed, 31 insertions(+), 21 deletions(-)
>>
>> diff --git a/Silicon/Socionext/SynQuacer/AcpiTables/Dsdt.asl b/Silicon/Socionext/SynQuacer/AcpiTables/Dsdt.asl
>> index f6ff3988aa91..3cfd025fbc16 100644
>> --- a/Silicon/Socionext/SynQuacer/AcpiTables/Dsdt.asl
>> +++ b/Silicon/Socionext/SynQuacer/AcpiTables/Dsdt.asl
>> @@ -196,18 +196,40 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 1, "SNI", "SYNQUACR",
>> })
>> }
>>
>> - Device (EXIU) {
>> - Name (_HID, "SCX0008")
>> + Device (GED0) {
>> + Name (_HID, "ACPI0013")
>> Name (_UID, Zero)
>> Name (_CRS, ResourceTemplate () {
>> - Memory32Fixed (ReadWrite, SYNQUACER_EXIU_BASE, SYNQUACER_EXIU_SIZE)
>> - })
>> - Name (_DSD, Package () {
>> - ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
>> - Package () {
>> - Package () { "socionext,spi-base", 112 },
>> - }
>> + Interrupt (ResourceConsumer, Edge, ActiveHigh, ExclusiveAndWake) { 152 }
>> })
>> + OperationRegion (EXIU, SystemMemory, SYNQUACER_EXIU_BASE, 0x20)
>> + Field (EXIU, DWordAcc, NoLock, Preserve)
>> + {
>> + MASK, 32,
>> + SRCS, 32,
>> + REQS, 32,
>> + RAWR, 32,
>> + REQC, 32,
>> + LEVL, 32,
>> + EDGC, 32,
>> + SWIR, 32,
>> + }
>> +
>> + Method (_INI) {
>> + REQC = 0xffffffff
>> + MASK = 0xffffffff
>> +
>> + /* enable the power button on line 8 as edge active low */
>> + LEVL &= ~0x100
>> + EDGC |= 0x100
>> + REQC = 0x100
>> + MASK = 0xfffffeff
>> + }
>> +
>> + Method (_EVT) {
>> + REQC = 0x100
>> + Notify (\_SB.PWRB, 0x80)
>> + }
>> }
>>
>> Device (GPIO) {
>> @@ -215,9 +237,6 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 1, "SNI", "SYNQUACR",
>> Name (_UID, Zero)
>> Name (_CRS, ResourceTemplate () {
>> Memory32Fixed (ReadWrite, SYNQUACER_GPIO_BASE, SYNQUACER_GPIO_SIZE)
>> - Interrupt (ResourceConsumer, Edge, ActiveLow, ExclusiveAndWake, 0, "\\_SB.EXIU") {
>> - 8,
>> - }
>> })
>> Name (_DSD, Package () {
>> ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
>> @@ -237,15 +256,6 @@ DefinitionBlock ("DsdtTable.aml", "DSDT", 1, "SNI", "SYNQUACR",
>> }
>> }
>> })
>> - Name (_AEI, ResourceTemplate () {
>> - GpioInt (Edge, ActiveLow, ExclusiveAndWake, PullDefault, 0, "\\_SB.GPIO")
>> - {
>> - 8
>> - }
>> - })
>> - Method (_E08) {
>> - Notify (\_SB.PWRB, 0x80)
>> - }
>> }
>>
>> Device (PWRB) {
>> --
>> 2.17.1
>>
>
>
>
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