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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-18 09:31:43 -0400 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-18 09:31:43 -0400 |
commit | 0a95d92c0054e74fb79607ac2df958b7bf295706 (patch) | |
tree | e2c5f836e799dcfd72904949be47595af91432e7 /Documentation/devicetree/bindings/powerpc/fsl/msi-pic.txt | |
parent | 08351fc6a75731226e1112fc7254542bd3a2912e (diff) | |
parent | 831532035b12a5f7b600515a6f4da0b207b82d6e (diff) |
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (62 commits)
powerpc/85xx: Fix signedness bug in cache-sram
powerpc/fsl: 85xx: document cache sram bindings
powerpc/fsl: define binding for fsl mpic interrupt controllers
powerpc/fsl_msi: Handle msi-available-ranges better
drivers/serial/ucc_uart.c: Add of_node_put to avoid memory leak
powerpc/85xx: Fix SPE float to integer conversion failure
powerpc/85xx: Update sata controller compatible for p1022ds board
ATA: Add FSL sata v2 controller support
powerpc/mpc8xxx_gpio: simplify searching for 'fsl, qoriq-gpio' compatiable
powerpc/8xx: remove obsolete mgsuvd board
powerpc/82xx: rename and update mgcoge board support
powerpc/83xx: rename and update kmeter1
powerpc/85xx: Workaroudn e500 CPU erratum A005
powerpc/fsl_pci: Add support for FSL PCIe controllers v2.x
powerpc/85xx: Fix writing to spin table 'cpu-release-addr' on ppc64e
powerpc/pseries: Disable MSI using new interface if possible
powerpc: Enable GENERIC_HARDIRQS_NO_DEPRECATED.
powerpc: core irq_data conversion.
powerpc: sysdev/xilinx_intc irq_data conversion.
powerpc: sysdev/uic irq_data conversion.
...
Fix up conflicts in arch/powerpc/sysdev/fsl_msi.c (due to getting rid of
of_platform_driver in arch/powerpc)
Diffstat (limited to 'Documentation/devicetree/bindings/powerpc/fsl/msi-pic.txt')
-rw-r--r-- | Documentation/devicetree/bindings/powerpc/fsl/msi-pic.txt | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/powerpc/fsl/msi-pic.txt b/Documentation/devicetree/bindings/powerpc/fsl/msi-pic.txt index bcc30bac683..70558c3f368 100644 --- a/Documentation/devicetree/bindings/powerpc/fsl/msi-pic.txt +++ b/Documentation/devicetree/bindings/powerpc/fsl/msi-pic.txt | |||
@@ -5,14 +5,21 @@ Required properties: | |||
5 | first is "fsl,CHIP-msi", where CHIP is the processor(mpc8610, mpc8572, | 5 | first is "fsl,CHIP-msi", where CHIP is the processor(mpc8610, mpc8572, |
6 | etc.) and the second is "fsl,mpic-msi" or "fsl,ipic-msi" depending on | 6 | etc.) and the second is "fsl,mpic-msi" or "fsl,ipic-msi" depending on |
7 | the parent type. | 7 | the parent type. |
8 | |||
8 | - reg : should contain the address and the length of the shared message | 9 | - reg : should contain the address and the length of the shared message |
9 | interrupt register set. | 10 | interrupt register set. |
11 | |||
10 | - msi-available-ranges: use <start count> style section to define which | 12 | - msi-available-ranges: use <start count> style section to define which |
11 | msi interrupt can be used in the 256 msi interrupts. This property is | 13 | msi interrupt can be used in the 256 msi interrupts. This property is |
12 | optional, without this, all the 256 MSI interrupts can be used. | 14 | optional, without this, all the 256 MSI interrupts can be used. |
15 | Each available range must begin and end on a multiple of 32 (i.e. | ||
16 | no splitting an individual MSI register or the associated PIC interrupt). | ||
17 | |||
13 | - interrupts : each one of the interrupts here is one entry per 32 MSIs, | 18 | - interrupts : each one of the interrupts here is one entry per 32 MSIs, |
14 | and routed to the host interrupt controller. the interrupts should | 19 | and routed to the host interrupt controller. the interrupts should |
15 | be set as edge sensitive. | 20 | be set as edge sensitive. If msi-available-ranges is present, only |
21 | the interrupts that correspond to available ranges shall be present. | ||
22 | |||
16 | - interrupt-parent: the phandle for the interrupt controller | 23 | - interrupt-parent: the phandle for the interrupt controller |
17 | that services interrupts for this device. for 83xx cpu, the interrupts | 24 | that services interrupts for this device. for 83xx cpu, the interrupts |
18 | are routed to IPIC, and for 85xx/86xx cpu the interrupts are routed | 25 | are routed to IPIC, and for 85xx/86xx cpu the interrupts are routed |