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Renesas Clocksource Updates for v3.18

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* Document per-SoC bindings
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Merge tag 'renesas-clocksource-for-v3.18' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into clockevents/3.18

Renesas Clocksource Updates for v3.18

* Document per-SoC bindings

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
This commit is contained in:
Daniel Lezcano 2014-09-29 01:59:51 +02:00
commit 867f667fb9
3 changed files with 48 additions and 10 deletions
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44
Documentation/devicetree/bindings/timer/renesas,cmt.txt
View File

@ -11,15 +11,47 @@ datasheets.
Required Properties:
- compatible: must contain one of the following.
- "renesas,cmt-32" for the 32-bit CMT
- compatible: must contain one or more of the following:
- "renesas,cmt-32-r8a7740" for the r8a7740 32-bit CMT
(CMT0)
- "renesas,cmt-32-sh7372" for the sh7372 32-bit CMT
(CMT0)
- "renesas,cmt-32-sh73a0" for the sh73a0 32-bit CMT
(CMT0)
- "renesas,cmt-32" for all 32-bit CMT without fast clock support
(CMT0 on sh7372, sh73a0 and r8a7740)
- "renesas,cmt-32-fast" for the 32-bit CMT with fast clock support
This is a fallback for the above renesas,cmt-32-* entries.
- "renesas,cmt-32-fast-r8a7740" for the r8a7740 32-bit CMT with fast
clock support (CMT[234])
- "renesas,cmt-32-fast-sh7372" for the sh7372 32-bit CMT with fast
clock support (CMT[234])
- "renesas,cmt-32-fast-sh73a0" for the sh73A0 32-bit CMT with fast
clock support (CMT[234])
- "renesas,cmt-32-fast" for all 32-bit CMT with fast clock support
(CMT[234] on sh7372, sh73a0 and r8a7740)
- "renesas,cmt-48" for the 48-bit CMT
This is a fallback for the above renesas,cmt-32-fast-* entries.
- "renesas,cmt-48-sh7372" for the sh7372 48-bit CMT
(CMT1)
- "renesas,cmt-48-sh73a0" for the sh73A0 48-bit CMT
(CMT1)
- "renesas,cmt-48-r8a7740" for the r8a7740 48-bit CMT
(CMT1)
- "renesas,cmt-48" for all non-second generation 48-bit CMT
(CMT1 on sh7372, sh73a0 and r8a7740)
- "renesas,cmt-48-gen2" for the second generation 48-bit CMT
This is a fallback for the above renesas,cmt-48-* entries.
- "renesas,cmt-48-r8a73a4" for the r8a73a4 48-bit CMT
(CMT[01])
- "renesas,cmt-48-r8a7790" for the r8a7790 48-bit CMT
(CMT[01])
- "renesas,cmt-48-r8a7791" for the r8a7791 48-bit CMT
(CMT[01])
- "renesas,cmt-48-gen2" for all second generation 48-bit CMT
(CMT[01] on r8a73a4, r8a7790 and r8a7791)
This is a fallback for the renesas,cmt-48-r8a73a4,
renesas,cmt-48-r8a7790 and renesas,cmt-48-r8a7791 entries.
- reg: base address and length of the registers block for the timer module.
- interrupts: interrupt-specifier for the timer, one per channel.
@ -36,7 +68,7 @@ Example: R8A7790 (R-Car H2) CMT0 node
them channels 0 and 1 in the documentation.
cmt0: timer@ffca0000 {
compatible = "renesas,cmt-48-gen2";
compatible = "renesas,cmt-48-r8a7790", "renesas,cmt-48-gen2";
reg = <0 0xffca0000 0 0x1004>;
interrupts = <0 142 IRQ_TYPE_LEVEL_HIGH>,
<0 142 IRQ_TYPE_LEVEL_HIGH>;

7
Documentation/devicetree/bindings/timer/renesas,mtu2.txt
View File

@ -8,7 +8,10 @@ are independent. The MTU2 hardware supports five channels indexed from 0 to 4.
Required Properties:
- compatible: must contain "renesas,mtu2"
- compatible: must be one or more of the following:
- "renesas,mtu2-r7s72100" for the r7s72100 MTU2
- "renesas,mtu2" for any MTU2
This is a fallback for the above renesas,mtu2-* entries
- reg: base address and length of the registers block for the timer module.
@ -26,7 +29,7 @@ Required Properties:
Example: R7S72100 (RZ/A1H) MTU2 node
mtu2: timer@fcff0000 {
compatible = "renesas,mtu2";
compatible = "renesas,mtu2-r7s72100", "renesas,mtu2";
reg = <0xfcff0000 0x400>;
interrupts = <0 139 IRQ_TYPE_LEVEL_HIGH>,
<0 146 IRQ_TYPE_LEVEL_HIGH>,

7
Documentation/devicetree/bindings/timer/renesas,tmu.txt
View File

@ -8,7 +8,10 @@ are independent. The TMU hardware supports up to three channels.
Required Properties:
- compatible: must contain "renesas,tmu"
- compatible: must contain one or more of the following:
- "renesas,tmu-r8a7779" for the r8a7779 TMU
- "renesas,tmu" for any TMU.
This is a fallback for the above renesas,tmu-* entries
- reg: base address and length of the registers block for the timer module.
@ -27,7 +30,7 @@ Optional Properties:
Example: R8A7779 (R-Car H1) TMU0 node
tmu0: timer@ffd80000 {
compatible = "renesas,tmu";
compatible = "renesas,tmu-r8a7779", "renesas,tmu";
reg = <0xffd80000 0x30>;
interrupts = <0 32 IRQ_TYPE_LEVEL_HIGH>,
<0 33 IRQ_TYPE_LEVEL_HIGH>,