Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1664957
| From | Mika Westerberg <mika.westerberg@linux.intel.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v9 5/7] ACPI: Translate the I/O range of non-MMIO devices before scanning |
| Date | 2017-06-13 17:20 +0200 |
| Message-ID | <tRVLP-19S-5@gated-at.bofh.it> (permalink) |
| References | (3 earlier) <tN934-3sV-1@gated-at.bofh.it> <tPivf-6qB-5@gated-at.bofh.it> <tRA4J-4ju-73@gated-at.bofh.it> <tRPQ6-5MF-17@gated-at.bofh.it> <tRViN-Jw-3@gated-at.bofh.it> |
| Organization | Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo |
On Tue, Jun 13, 2017 at 02:38:26PM +0000, Gabriele Paoloni wrote:
> > Is there an example ASL showing how these LPC devices are
> > currently presented in ACPI?
>
> Please find below the asl sketch for our LPC and IPMI
>
> //
> // LPC
> //
>
> Scope(_SB) {
> Device (LPC0) {
> Name (_HID, "HISI0191") // HiSi LPC
> Name (_CRS, ResourceTemplate () {
> Memory32Fixed (ReadWrite, 0xa01b0000, 0x1000)
> })
> }
>
> Device (LPC0.IPMI) {
> Name (_HID, "IPI0001")
> Method (_IFT) {
> Return (0x03)
> }
> Name (LORS, ResourceTemplate() {
> QWordIO (
> ResourceConsumer,
> MinNotFixed, // _MIF
> MaxNotFixed, // _MAF
> PosDecode,
> EntireRange,
> 0x0, // _GRA
> 0xe4, // _MIN
> 0x3fff, // _MAX
> 0x0, // _TRA
> 0x04, // _LEN
> , ,
> BTIO
> )
> })
> CreateQWordField (LORS, BTIO._MIN, CMIN)
> CreateQWordField (LORS, BTIO._MAX, CMAX)
> CreateQWordField (LORS, BTIO._LEN, CLEN)
>
> Method (_PRS, 0) {
> Return (LORS)
> }
>
> Method (_CRS, 0) {
> Return (LORS)
> }
> Method (_SRS, 1) {
> CreateQWordField (Arg0, \_SB.LPC0.IPMI.BTIO._MIN, IMIN)
> Store (IMIN, CMIN)
> CreateQWordField (Arg0, \_SB.LPC0.IPMI.BTIO._MAX, IMAX)
> Store (IMAX, CMAX)
> }
> }
> [...]
> }
Thanks. So this looks pretty much like normal Linux MFD device which we
already have support for adding ACPI bindings to child devices. It
should also support splitting resources to child devices IIRC.
Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
Re: [PATCH v9 5/7] ACPI: Translate the I/O range of non-MMIO devices before scanning Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> - 2017-06-12 18:10 +0200
RE: [PATCH v9 5/7] ACPI: Translate the I/O range of non-MMIO devices before scanning Gabriele Paoloni <gabriele.paoloni@huawei.com> - 2017-06-13 09:30 +0200
Re: [PATCH v9 5/7] ACPI: Translate the I/O range of non-MMIO devices before scanning Mika Westerberg <mika.westerberg@linux.intel.com> - 2017-06-13 11:00 +0200
RE: [PATCH v9 5/7] ACPI: Translate the I/O range of non-MMIO devices before scanning Gabriele Paoloni <gabriele.paoloni@huawei.com> - 2017-06-13 16:50 +0200
Re: [PATCH v9 5/7] ACPI: Translate the I/O range of non-MMIO devices before scanning Mika Westerberg <mika.westerberg@linux.intel.com> - 2017-06-13 17:20 +0200
RE: [PATCH v9 5/7] ACPI: Translate the I/O range of non-MMIO devices before scanning Gabriele Paoloni <gabriele.paoloni@huawei.com> - 2017-06-13 21:10 +0200
Re: [PATCH v9 5/7] ACPI: Translate the I/O range of non-MMIO devices before scanning Mika Westerberg <mika.westerberg@linux.intel.com> - 2017-06-13 22:10 +0200
RE: [PATCH v9 5/7] ACPI: Translate the I/O range of non-MMIO devices before scanning Gabriele Paoloni <gabriele.paoloni@huawei.com> - 2017-06-15 20:10 +0200
Re: [PATCH v9 5/7] ACPI: Translate the I/O range of non-MMIO devices before scanning Mika Westerberg <mika.westerberg@linux.intel.com> - 2017-06-16 10:40 +0200
Re: [PATCH v9 5/7] ACPI: Translate the I/O range of non-MMIO devices before scanning "Rafael J. Wysocki" <rafael@kernel.org> - 2017-06-16 13:30 +0200
Re: [PATCH v9 5/7] ACPI: Translate the I/O range of non-MMIO devices before scanning Mika Westerberg <mika.westerberg@linux.intel.com> - 2017-06-16 14:10 +0200
Re: [PATCH v9 5/7] ACPI: Translate the I/O range of non-MMIO devices before scanning "Rafael J. Wysocki" <rafael@kernel.org> - 2017-06-16 14:30 +0200
RE: [PATCH v9 5/7] ACPI: Translate the I/O range of non-MMIO devices before scanning Gabriele Paoloni <gabriele.paoloni@huawei.com> - 2017-06-19 12:00 +0200
RE: [PATCH v9 5/7] ACPI: Translate the I/O range of non-MMIO devices before scanning Gabriele Paoloni <gabriele.paoloni@huawei.com> - 2017-06-19 12:10 +0200
Re: [PATCH v9 5/7] ACPI: Translate the I/O range of non-MMIO devices before scanning Mika Westerberg <mika.westerberg@linux.intel.com> - 2017-06-19 12:10 +0200
csiph-web