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Merge branch 'for-4.15' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata

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Pull libata updates from Tejun Heo:
 "Nothing too interesting or alarming. Other than a new power saving
  mode addition to ahci and crash fix on a tracepoint, all changes are
  trivial or device-specific"

* 'for-4.15' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata: (22 commits)
  ahci: imx: Handle increased read failures for IMX53 temperature sensor in low frequency mode.
  ata: sata_dwc_460ex: Propagate platform device ID to DMA driver
  ata: fixes kernel crash while tracing ata_eh_link_autopsy event
  ata: pata_pdc2027x: Fix space before '[' error.
  libata: fix spelling mistake: 'ambigious' -> 'ambiguous'
  ata: ceva: Add SMMU support for SATA IP
  ata: ceva: Correct the suspend and resume logic for SATA
  ata: ceva: Correct the AXI bus configuration for SATA ports
  ata: ceva: Add CCI support for SATA if CCI is enabled
  ata: ceva: Make RxWaterMark value as module parameter
  ata: ceva: Disable Device Sleep capability
  ata: ceva: Add gen 3 mode support in driver
  ata: ceva: Move sata port phy oob settings to device-tree
  devicetree: bindings: Add sata port phy config parameters in ahci-ceva
  ata: mark expected switch fall-throughs
  ata: sata_mv: remove a redundant assignment to pointer ehi
  ahci: Add support for Cavium's fifth generation SATA controller
  ata: sata_rcar: Use of_device_get_match_data() helper
  libata: make ata_port_type const
  libata: make static arrays const, reduces object code size
  ...
This commit is contained in:
Linus Torvalds
2017-11-15 14:11:41 -08:00
parent 1be2172e96 5bca462d2d
commit 1bc03573e1
16 changed files with 244 additions and 74 deletions
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39
Documentation/devicetree/bindings/ata/ahci-ceva.txt
View File

@@ -5,6 +5,36 @@ Required properties:
- compatible: Compatibility string. Must be 'ceva,ahci-1v84'.
- clocks: Input clock specifier. Refer to common clock bindings.
- interrupts: Interrupt specifier. Refer to interrupt binding.
- ceva,p0-cominit-params: OOB timing value for COMINIT parameter for port 0.
- ceva,p1-cominit-params: OOB timing value for COMINIT parameter for port 1.
The fields for the above parameter must be as shown below:
ceva,pN-cominit-params = /bits/ 8 <CIBGMN CIBGMX CIBGN CINMP>;
CINMP : COMINIT Negate Minimum Period.
CIBGN : COMINIT Burst Gap Nominal.
CIBGMX: COMINIT Burst Gap Maximum.
CIBGMN: COMINIT Burst Gap Minimum.
- ceva,p0-comwake-params: OOB timing value for COMWAKE parameter for port 0.
- ceva,p1-comwake-params: OOB timing value for COMWAKE parameter for port 1.
The fields for the above parameter must be as shown below:
ceva,pN-comwake-params = /bits/ 8 <CWBGMN CWBGMX CWBGN CWNMP>;
CWBGMN: COMWAKE Burst Gap Minimum.
CWBGMX: COMWAKE Burst Gap Maximum.
CWBGN: COMWAKE Burst Gap Nominal.
CWNMP: COMWAKE Negate Minimum Period.
- ceva,p0-burst-params: Burst timing value for COM parameter for port 0.
- ceva,p1-burst-params: Burst timing value for COM parameter for port 1.
The fields for the above parameter must be as shown below:
ceva,pN-burst-params = /bits/ 8 <BMX BNM SFD PTST>;
BMX: COM Burst Maximum.
BNM: COM Burst Nominal.
SFD: Signal Failure Detection value.
PTST: Partial to Slumber timer value.
- ceva,p0-retry-params: Retry interval timing value for port 0.
- ceva,p1-retry-params: Retry interval timing value for port 1.
The fields for the above parameter must be as shown below:
ceva,pN-retry-params = /bits/ 16 <RIT RCT>;
RIT: Retry Interval Timer.
RCT: Rate Change Timer.
Optional properties:
- ceva,broken-gen2: limit to gen1 speed instead of gen2.
@@ -16,5 +46,14 @@ Examples:
interrupt-parent = <&gic>;
interrupts = <0 133 4>;
clocks = <&clkc SATA_CLK_ID>;
ceva,p0-cominit-params = /bits/ 8 <0x0F 0x25 0x18 0x29>;
ceva,p0-comwake-params = /bits/ 8 <0x04 0x0B 0x08 0x0F>;
ceva,p0-burst-params = /bits/ 8 <0x0A 0x08 0x4A 0x06>;
ceva,p0-retry-params = /bits/ 16 <0x0216 0x7F06>;
ceva,p1-cominit-params = /bits/ 8 <0x0F 0x25 0x18 0x29>;
ceva,p1-comwake-params = /bits/ 8 <0x04 0x0B 0x08 0x0F>;
ceva,p1-burst-params = /bits/ 8 <0x0A 0x08 0x4A 0x06>;
ceva,p1-retry-params = /bits/ 16 <0x0216 0x7F06>;
ceva,broken-gen2;
};