[RFC v2 10/12] ARM: mvebu: Relocate Armada 370/XP DeviceBus device tree nodes
Ezequiel Garcia
ezequiel.garcia at free-electrons.com
Sat Jun 15 02:07:50 EST 2013
Now that mbus has been added to the device tree, it's possible to
move the DeviceBus out of internal registers, placing it directly
below the mbus. This is a more accurate representation of the hardware.
Signed-off-by: Ezequiel Garcia <ezequiel.garcia at free-electrons.com>
---
arch/arm/boot/dts/armada-370-xp.dtsi | 89 ++++++++++++------------
arch/arm/boot/dts/armada-xp-gp.dts | 62 +++++++++--------
arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts | 62 +++++++++--------
3 files changed, 111 insertions(+), 102 deletions(-)
diff --git a/arch/arm/boot/dts/armada-370-xp.dtsi b/arch/arm/boot/dts/armada-370-xp.dtsi
index 4ae5eb5..a3aebde 100644
--- a/arch/arm/boot/dts/armada-370-xp.dtsi
+++ b/arch/arm/boot/dts/armada-370-xp.dtsi
@@ -35,6 +35,51 @@
#size-cells = <1>;
interrupt-parent = <&mpic>;
+ devbus-bootcs {
+ compatible = "marvell,mvebu-devbus";
+ reg = <0xffff0001 0x10400 0x8>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ clocks = <&coreclk 0>;
+ status = "disabled";
+ };
+
+ devbus-cs0 {
+ compatible = "marvell,mvebu-devbus";
+ reg = <0xffff0001 0x10408 0x8>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ clocks = <&coreclk 0>;
+ status = "disabled";
+ };
+
+ devbus-cs1 {
+ compatible = "marvell,mvebu-devbus";
+ reg = <0xffff0001 0x10410 0x8>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ clocks = <&coreclk 0>;
+ status = "disabled";
+ };
+
+ devbus-cs2 {
+ compatible = "marvell,mvebu-devbus";
+ reg = <0xffff0001 0x10418 0x8>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ clocks = <&coreclk 0>;
+ status = "disabled";
+ };
+
+ devbus-cs3 {
+ compatible = "marvell,mvebu-devbus";
+ reg = <0xffff0001 0x10420 0x8>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ clocks = <&coreclk 0>;
+ status = "disabled";
+ };
+
internal-regs {
compatible = "simple-bus";
#address-cells = <1>;
@@ -181,50 +226,6 @@
status = "disabled";
};
- devbus-bootcs at 10400 {
- compatible = "marvell,mvebu-devbus";
- reg = <0x10400 0x8>;
- #address-cells = <1>;
- #size-cells = <1>;
- clocks = <&coreclk 0>;
- status = "disabled";
- };
-
- devbus-cs0 at 10408 {
- compatible = "marvell,mvebu-devbus";
- reg = <0x10408 0x8>;
- #address-cells = <1>;
- #size-cells = <1>;
- clocks = <&coreclk 0>;
- status = "disabled";
- };
-
- devbus-cs1 at 10410 {
- compatible = "marvell,mvebu-devbus";
- reg = <0x10410 0x8>;
- #address-cells = <1>;
- #size-cells = <1>;
- clocks = <&coreclk 0>;
- status = "disabled";
- };
-
- devbus-cs2 at 10418 {
- compatible = "marvell,mvebu-devbus";
- reg = <0x10418 0x8>;
- #address-cells = <1>;
- #size-cells = <1>;
- clocks = <&coreclk 0>;
- status = "disabled";
- };
-
- devbus-cs3 at 10420 {
- compatible = "marvell,mvebu-devbus";
- reg = <0x10420 0x8>;
- #address-cells = <1>;
- #size-cells = <1>;
- clocks = <&coreclk 0>;
- status = "disabled";
- };
};
};
};
diff --git a/arch/arm/boot/dts/armada-xp-gp.dts b/arch/arm/boot/dts/armada-xp-gp.dts
index cc44b27..6c1e119 100644
--- a/arch/arm/boot/dts/armada-xp-gp.dts
+++ b/arch/arm/boot/dts/armada-xp-gp.dts
@@ -39,6 +39,39 @@
};
soc {
+ ranges = <0xffff0001 0 0 0xd0000000 0x100000
+ MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000
+ MBUS_ID(0x01, 0x2f) 0 0 0xf0000000 0x1000000>;
+
+ devbus-bootcs {
+ status = "okay";
+ ranges = <0 MBUS_ID(0x01, 0x2f) 0 0x1000000>;
+
+ /* Device Bus parameters are required */
+
+ /* Read parameters */
+ devbus,bus-width = <8>;
+ devbus,turn-off-ps = <60000>;
+ devbus,badr-skew-ps = <0>;
+ devbus,acc-first-ps = <124000>;
+ devbus,acc-next-ps = <248000>;
+ devbus,rd-setup-ps = <0>;
+ devbus,rd-hold-ps = <0>;
+
+ /* Write parameters */
+ devbus,sync-enable = <0>;
+ devbus,wr-high-ps = <60000>;
+ devbus,wr-low-ps = <60000>;
+ devbus,ale-wr-ps = <60000>;
+
+ /* NOR 16 MiB */
+ nor at 0 {
+ compatible = "cfi-flash";
+ reg = <0 0x1000000>;
+ bank-width = <2>;
+ };
+ };
+
internal-regs {
serial at 12000 {
clock-frequency = <250000000>;
@@ -113,35 +146,6 @@
};
};
- devbus-bootcs at 10400 {
- status = "okay";
- ranges = <0 0xf0000000 0x1000000>; /* @addr 0xf000000, size 0x1000000 */
-
- /* Device Bus parameters are required */
-
- /* Read parameters */
- devbus,bus-width = <8>;
- devbus,turn-off-ps = <60000>;
- devbus,badr-skew-ps = <0>;
- devbus,acc-first-ps = <124000>;
- devbus,acc-next-ps = <248000>;
- devbus,rd-setup-ps = <0>;
- devbus,rd-hold-ps = <0>;
-
- /* Write parameters */
- devbus,sync-enable = <0>;
- devbus,wr-high-ps = <60000>;
- devbus,wr-low-ps = <60000>;
- devbus,ale-wr-ps = <60000>;
-
- /* NOR 16 MiB */
- nor at 0 {
- compatible = "cfi-flash";
- reg = <0 0x1000000>;
- bank-width = <2>;
- };
- };
-
pcie-controller {
status = "okay";
diff --git a/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts b/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts
index 3863fe2..f94a8ea 100644
--- a/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts
+++ b/arch/arm/boot/dts/armada-xp-openblocks-ax3-4.dts
@@ -27,6 +27,39 @@
};
soc {
+ ranges = <0xffff0001 0 0 0xd0000000 0x100000
+ MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000
+ MBUS_ID(0x01, 0x2f) 0 0 0xf0000000 0x8000000>;
+
+ devbus-bootcs {
+ status = "okay";
+ ranges = <0 MBUS_ID(0x01, 0x2f) 0 0x8000000>;
+
+ /* Device Bus parameters are required */
+
+ /* Read parameters */
+ devbus,bus-width = <8>;
+ devbus,turn-off-ps = <60000>;
+ devbus,badr-skew-ps = <0>;
+ devbus,acc-first-ps = <124000>;
+ devbus,acc-next-ps = <248000>;
+ devbus,rd-setup-ps = <0>;
+ devbus,rd-hold-ps = <0>;
+
+ /* Write parameters */
+ devbus,sync-enable = <0>;
+ devbus,wr-high-ps = <60000>;
+ devbus,wr-low-ps = <60000>;
+ devbus,ale-wr-ps = <60000>;
+
+ /* NOR 128 MiB */
+ nor at 0 {
+ compatible = "cfi-flash";
+ reg = <0 0x8000000>;
+ bank-width = <2>;
+ };
+ };
+
internal-regs {
serial at 12000 {
clock-frequency = <250000000>;
@@ -141,35 +174,6 @@
status = "okay";
};
- devbus-bootcs at 10400 {
- status = "okay";
- ranges = <0 0xf0000000 0x8000000>; /* @addr 0xf000000, size 0x8000000 */
-
- /* Device Bus parameters are required */
-
- /* Read parameters */
- devbus,bus-width = <8>;
- devbus,turn-off-ps = <60000>;
- devbus,badr-skew-ps = <0>;
- devbus,acc-first-ps = <124000>;
- devbus,acc-next-ps = <248000>;
- devbus,rd-setup-ps = <0>;
- devbus,rd-hold-ps = <0>;
-
- /* Write parameters */
- devbus,sync-enable = <0>;
- devbus,wr-high-ps = <60000>;
- devbus,wr-low-ps = <60000>;
- devbus,ale-wr-ps = <60000>;
-
- /* NOR 128 MiB */
- nor at 0 {
- compatible = "cfi-flash";
- reg = <0 0x8000000>;
- bank-width = <2>;
- };
- };
-
pcie-controller {
status = "okay";
/* Internal mini-PCIe connector */
--
1.8.1.5
More information about the devicetree-discuss
mailing list