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authorThomas Petazzoni <thomas.petazzoni@free-electrons.com>2015-03-03 17:41:05 +0300
committerGregory CLEMENT <gregory.clement@free-electrons.com>2015-03-04 17:18:43 +0300
commit9baf96886780c3ec137350da3c6418c825b2dd0a (patch)
tree3e1e3cadd013fd724f4ff10cdb797a4b129d437d /Documentation/devicetree/bindings
parentc517d838eb7d07bbe9507871fab3931deccff539 (diff)
downloadlinux-9baf96886780c3ec137350da3c6418c825b2dd0a.tar.xz
devicetree: bindings: update DT bindings for Marvell EBU clock support
With the introduction of the Marvell Armada 39x SoC, the DT bindings for Marvell EBU clocks need to be extended. This commit include the corresponding update to the Device Tree bindings documentation. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Diffstat (limited to 'Documentation/devicetree/bindings')
-rw-r--r--Documentation/devicetree/bindings/clock/mvebu-core-clock.txt9
-rw-r--r--Documentation/devicetree/bindings/clock/mvebu-gated-clock.txt15
2 files changed, 23 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/clock/mvebu-core-clock.txt b/Documentation/devicetree/bindings/clock/mvebu-core-clock.txt
index dc5ea5b22da9..670c2af3e931 100644
--- a/Documentation/devicetree/bindings/clock/mvebu-core-clock.txt
+++ b/Documentation/devicetree/bindings/clock/mvebu-core-clock.txt
@@ -23,6 +23,14 @@ The following is a list of provided IDs and clock names on Armada 380/385:
2 = l2clk (L2 Cache clock)
3 = ddrclk (DDR clock)
+The following is a list of provided IDs and clock names on Armada 39x:
+ 0 = tclk (Internal Bus clock)
+ 1 = cpuclk (CPU clock)
+ 2 = nbclk (Coherent Fabric clock)
+ 3 = hclk (SDRAM Controller Internal Clock)
+ 4 = dclk (SDRAM Interface Clock)
+ 5 = refclk (Reference Clock)
+
The following is a list of provided IDs and clock names on Kirkwood and Dove:
0 = tclk (Internal Bus clock)
1 = cpuclk (CPU0 clock)
@@ -39,6 +47,7 @@ Required properties:
"marvell,armada-370-core-clock" - For Armada 370 SoC core clocks
"marvell,armada-375-core-clock" - For Armada 375 SoC core clocks
"marvell,armada-380-core-clock" - For Armada 380/385 SoC core clocks
+ "marvell,armada-390-core-clock" - For Armada 39x SoC core clocks
"marvell,armada-xp-core-clock" - For Armada XP SoC core clocks
"marvell,dove-core-clock" - for Dove SoC core clocks
"marvell,kirkwood-core-clock" - for Kirkwood SoC (except mv88f6180)
diff --git a/Documentation/devicetree/bindings/clock/mvebu-gated-clock.txt b/Documentation/devicetree/bindings/clock/mvebu-gated-clock.txt
index 76477be742b2..31c7c0c1ce8f 100644
--- a/Documentation/devicetree/bindings/clock/mvebu-gated-clock.txt
+++ b/Documentation/devicetree/bindings/clock/mvebu-gated-clock.txt
@@ -1,6 +1,6 @@
* Gated Clock bindings for Marvell EBU SoCs
-Marvell Armada 370/375/380/385/XP, Dove and Kirkwood allow some
+Marvell Armada 370/375/380/385/39x/XP, Dove and Kirkwood allow some
peripheral clocks to be gated to save some power. The clock consumer
should specify the desired clock by having the clock ID in its
"clocks" phandle cell. The clock ID is directly mapped to the
@@ -77,6 +77,18 @@ ID Clock Peripheral
28 xor1 XOR 1
30 sata1 SATA 1
+The following is a list of provided IDs for Armada 39x:
+ID Clock Peripheral
+-----------------------------------
+5 pex1 PCIe 1
+6 pex2 PCIe 2
+7 pex3 PCIe 3
+8 pex0 PCIe 0
+9 usb3h0 USB3 Host 0
+17 sdio SDIO
+22 xor0 XOR 0
+28 xor1 XOR 1
+
The following is a list of provided IDs for Armada XP:
ID Clock Peripheral
-----------------------------------
@@ -152,6 +164,7 @@ Required properties:
"marvell,armada-370-gating-clock" - for Armada 370 SoC clock gating
"marvell,armada-375-gating-clock" - for Armada 375 SoC clock gating
"marvell,armada-380-gating-clock" - for Armada 380/385 SoC clock gating
+ "marvell,armada-390-gating-clock" - for Armada 39x SoC clock gating
"marvell,armada-xp-gating-clock" - for Armada XP SoC clock gating
"marvell,dove-gating-clock" - for Dove SoC clock gating
"marvell,kirkwood-gating-clock" - for Kirkwood SoC clock gating