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Subject[PATCH] ARM: dts: keystone: use one to one address translations under netcp
Date
Network subsystem NetCP in Keystone-2 devices includes some HW blocks
that are memory mapped to ranges outside that of the NetCP itself.
Thus address space of a child node of the NetCP node needs to be
mapped 1:1 onto the parent address space. Hence empty ranges
should be used under the NetCP node.

Signed-off-by: WingMan Kwok <w-kwok2@ti.com>
---
arch/arm/boot/dts/k2e-netcp.dtsi | 8 +++-----
arch/arm/boot/dts/k2hk-netcp.dtsi | 14 ++++++--------
arch/arm/boot/dts/k2l-netcp.dtsi | 8 +++-----
3 files changed, 12 insertions(+), 18 deletions(-)

diff --git a/arch/arm/boot/dts/k2e-netcp.dtsi b/arch/arm/boot/dts/k2e-netcp.dtsi
index b13b3c9..e103ed9 100644
--- a/arch/arm/boot/dts/k2e-netcp.dtsi
+++ b/arch/arm/boot/dts/k2e-netcp.dtsi
@@ -111,9 +111,7 @@ netcp: netcp@24000000 {
compatible = "ti,netcp-1.0";
#address-cells = <1>;
#size-cells = <1>;
-
- /* NetCP address range */
- ranges = <0 0x24000000 0x1000000>;
+ ranges;

clocks = <&papllclk>, <&clkcpgmac>, <&chipclk12>;
dma-coherent;
@@ -127,10 +125,10 @@ netcp: netcp@24000000 {
#address-cells = <1>;
#size-cells = <1>;
ranges;
- gbe@200000 { /* ETHSS */
+ gbe@24200000 { /* ETHSS */
label = "netcp-gbe";
compatible = "ti,netcp-gbe-9";
- reg = <0x200000 0x900>, <0x220000 0x20000>;
+ reg = <0x24200000 0x900>, <0x24220000 0x20000>;
/* enable-ale; */
tx-queue = <896>;
tx-channel = "nettx";
diff --git a/arch/arm/boot/dts/k2hk-netcp.dtsi b/arch/arm/boot/dts/k2hk-netcp.dtsi
index 77a32c3..3b885f5 100644
--- a/arch/arm/boot/dts/k2hk-netcp.dtsi
+++ b/arch/arm/boot/dts/k2hk-netcp.dtsi
@@ -127,9 +127,7 @@ netcp: netcp@2000000 {
compatible = "ti,netcp-1.0";
#address-cells = <1>;
#size-cells = <1>;
-
- /* NetCP address range */
- ranges = <0 0x2000000 0x100000>;
+ ranges;

clocks = <&papllclk>, <&clkcpgmac>, <&chipclk12>;
dma-coherent;
@@ -140,15 +138,15 @@ netcp: netcp@2000000 {
ti,navigator-dma-names = "netrx0", "netrx1", "nettx";

netcp-devices {
- ranges;
#address-cells = <1>;
#size-cells = <1>;
- gbe@90000 { /* ETHSS */
- #address-cells = <1>;
- #size-cells = <1>;
+ ranges;
+ gbe@2090000 { /* ETHSS */
label = "netcp-gbe";
compatible = "ti,netcp-gbe";
- reg = <0x90000 0x300>, <0x90400 0x400>, <0x90800 0x700>;
+ reg = <0x02090000 0x300>,
+ <0x02090400 0x400>,
+ <0x02090800 0x700>;
/* enable-ale; */
tx-queue = <648>;
tx-channel = "nettx";
diff --git a/arch/arm/boot/dts/k2l-netcp.dtsi b/arch/arm/boot/dts/k2l-netcp.dtsi
index 6b95284..97ae805 100644
--- a/arch/arm/boot/dts/k2l-netcp.dtsi
+++ b/arch/arm/boot/dts/k2l-netcp.dtsi
@@ -110,9 +110,7 @@ netcp: netcp@26000000 {
compatible = "ti,netcp-1.0";
#address-cells = <1>;
#size-cells = <1>;
-
- /* NetCP address range */
- ranges = <0 0x26000000 0x1000000>;
+ ranges;

clocks = <&papllclk>, <&clkcpgmac>, <&chipclk12>;
dma-coherent;
@@ -126,10 +124,10 @@ netcp: netcp@26000000 {
#address-cells = <1>;
#size-cells = <1>;
ranges;
- gbe@200000 { /* ETHSS */
+ gbe@26200000 { /* ETHSS */
label = "netcp-gbe";
compatible = "ti,netcp-gbe-5";
- reg = <0x200000 0x900>, <0x220000 0x20000>;
+ reg = <0x26200000 0x900>, <0x26220000 0x20000>;
/* enable-ale; */
tx-queue = <896>;
tx-channel = "nettx";
--
1.7.9.5


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