ARM: ux500: define serial port aliases

This enumerates the PL011 serial ports on the Ux500. This is
necessary to do if we want to remove one of the serial ports,
since userspace depends on console to be present on ttyAMA2
and we must not break userspace.

Cc: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>

diff --git a/arch/arm/boot/dts/ste-ccu8540.dts b/arch/arm/boot/dts/ste-ccu8540.dts
index 32dd55e5f4e6b8567a8a2d207b69311959c9f9a1..6eaaf638e52e217dacf0769cf5c22251754ffc60 100644 (file)
--- a/arch/arm/boot/dts/ste-ccu8540.dts
+++ b/arch/arm/boot/dts/ste-ccu8540.dts
@@ -17,6 +17,13 @@
        model = "ST-Ericsson U8540 platform with Device Tree";
        compatible = "st-ericsson,ccu8540", "st-ericsson,u8540";
 
+       /* This stablilizes the serial port enumeration */
+       aliases {
+               serial0 = &ux500_serial0;
+               serial1 = &ux500_serial1;
+               serial2 = &ux500_serial2;
+       };
+
        memory@0 {
                device_type = "memory";
                reg = <0x20000000 0x1f000000>, <0xc0000000 0x3f000000>;

diff --git a/arch/arm/boot/dts/ste-ccu9540.dts b/arch/arm/boot/dts/ste-ccu9540.dts
index 651c56d400a416e4056208b0ddd2b9963aaa2daa..c8b815819cfe3cb6b3268cf700aedfbbfbd4a908 100644 (file)
--- a/arch/arm/boot/dts/ste-ccu9540.dts
+++ b/arch/arm/boot/dts/ste-ccu9540.dts
@@ -16,6 +16,13 @@
        model = "ST-Ericsson CCU9540 platform with Device Tree";
        compatible = "st-ericsson,ccu9540", "st-ericsson,u9540";
 
+       /* This stablilizes the serial port enumeration */
+       aliases {
+               serial0 = &ux500_serial0;
+               serial1 = &ux500_serial1;
+               serial2 = &ux500_serial2;
+       };
+
        memory {
                reg = <0x00000000 0x20000000>;
        };

diff --git a/arch/arm/boot/dts/ste-dbx5x0.dtsi b/arch/arm/boot/dts/ste-dbx5x0.dtsi
index 853684ad777337771b48be2982a7c525f95ef1d6..a75f3289e653ab2973e2d7dd1cb12c8a12724451 100644 (file)
--- a/arch/arm/boot/dts/ste-dbx5x0.dtsi
+++ b/arch/arm/boot/dts/ste-dbx5x0.dtsi
@@ -971,7 +971,7 @@
                        power-domains = <&pm_domains DOMAIN_VAPE>;
                };
 
-               uart@80120000 {
+               ux500_serial0: uart@80120000 {
                        compatible = "arm,pl011", "arm,primecell";
                        reg = <0x80120000 0x1000>;
                        interrupts = <0 11 IRQ_TYPE_LEVEL_HIGH>;
@@ -986,7 +986,7 @@
                        status = "disabled";
                };
 
-               uart@80121000 {
+               ux500_serial1: uart@80121000 {
                        compatible = "arm,pl011", "arm,primecell";
                        reg = <0x80121000 0x1000>;
                        interrupts = <0 19 IRQ_TYPE_LEVEL_HIGH>;
@@ -1001,7 +1001,7 @@
                        status = "disabled";
                };
 
-               uart@80007000 {
+               ux500_serial2: uart@80007000 {
                        compatible = "arm,pl011", "arm,primecell";
                        reg = <0x80007000 0x1000>;
                        interrupts = <0 26 IRQ_TYPE_LEVEL_HIGH>;

diff --git a/arch/arm/boot/dts/ste-hrefprev60-stuib.dts b/arch/arm/boot/dts/ste-hrefprev60-stuib.dts
index 2b1cb5b584b664033bd5eaba7c7f527ad35c5cf5..18e9795a94f974ccc2522bb7e8c6a0601dde5465 100644 (file)
--- a/arch/arm/boot/dts/ste-hrefprev60-stuib.dts
+++ b/arch/arm/boot/dts/ste-hrefprev60-stuib.dts
@@ -17,6 +17,13 @@
        model = "ST-Ericsson HREF (pre-v60) and ST UIB";
        compatible = "st-ericsson,mop500", "st-ericsson,u8500";
 
+       /* This stablilizes the serial port enumeration */
+       aliases {
+               serial0 = &ux500_serial0;
+               serial1 = &ux500_serial1;
+               serial2 = &ux500_serial2;
+       };
+
        soc {
                /* Reset line for the BU21013 touchscreen */
                i2c@80110000 {

diff --git a/arch/arm/boot/dts/ste-hrefprev60-tvk.dts b/arch/arm/boot/dts/ste-hrefprev60-tvk.dts
index 59523f86681237936420cb3212f69c5b6227a65a..24739914e689edb04ccafb33caeaced14cb6fe63 100644 (file)
--- a/arch/arm/boot/dts/ste-hrefprev60-tvk.dts
+++ b/arch/arm/boot/dts/ste-hrefprev60-tvk.dts
@@ -16,4 +16,11 @@
 / {
        model = "ST-Ericsson HREF (pre-v60) and TVK1281618 UIB";
        compatible = "st-ericsson,mop500", "st-ericsson,u8500";
+
+       /* This stablilizes the serial port enumeration */
+       aliases {
+               serial0 = &ux500_serial0;
+               serial1 = &ux500_serial1;
+               serial2 = &ux500_serial2;
+       };
 };

diff --git a/arch/arm/boot/dts/ste-hrefv60plus-stuib.dts b/arch/arm/boot/dts/ste-hrefv60plus-stuib.dts
index 8c6a2de56cf121305a5f4bde0cf19255a60ff1fe..c2e1ba019a2f6e3d2411a39464e1c9212a2f2ac5 100644 (file)
--- a/arch/arm/boot/dts/ste-hrefv60plus-stuib.dts
+++ b/arch/arm/boot/dts/ste-hrefv60plus-stuib.dts
@@ -19,6 +19,13 @@
        model = "ST-Ericsson HREF (v60+) and ST UIB";
        compatible = "st-ericsson,hrefv60+", "st-ericsson,u8500";
 
+       /* This stablilizes the serial port enumeration */
+       aliases {
+               serial0 = &ux500_serial0;
+               serial1 = &ux500_serial1;
+               serial2 = &ux500_serial2;
+       };
+
        soc {
                /* Reset line for the BU21013 touchscreen */
                i2c@80110000 {

diff --git a/arch/arm/boot/dts/ste-hrefv60plus-tvk.dts b/arch/arm/boot/dts/ste-hrefv60plus-tvk.dts
index d53cccdce776b8d9253f9943ee1ad8f427a4a2d3..ebd8547e98f11c181d3d21353660a576355a13fd 100644 (file)
--- a/arch/arm/boot/dts/ste-hrefv60plus-tvk.dts
+++ b/arch/arm/boot/dts/ste-hrefv60plus-tvk.dts
@@ -18,4 +18,11 @@
 / {
        model = "ST-Ericsson HREF (v60+) and TVK1281618 UIB";
        compatible = "st-ericsson,hrefv60+", "st-ericsson,u8500";
+
+       /* This stablilizes the serial port enumeration */
+       aliases {
+               serial0 = &ux500_serial0;
+               serial1 = &ux500_serial1;
+               serial2 = &ux500_serial2;
+       };
 };

diff --git a/arch/arm/boot/dts/ste-snowball.dts b/arch/arm/boot/dts/ste-snowball.dts
index 9edadc37719ffa491aa3ad95c15d27ded3585727..acf14cebef81bf7be60157a1f4e9af4707ef59cc 100644 (file)
--- a/arch/arm/boot/dts/ste-snowball.dts
+++ b/arch/arm/boot/dts/ste-snowball.dts
@@ -18,6 +18,13 @@
        model = "Calao Systems Snowball platform with device tree";
        compatible = "calaosystems,snowball-a9500", "st-ericsson,u9500";
 
+       /* This stablilizes the serial port enumeration */
+       aliases {
+               serial0 = &ux500_serial0;
+               serial1 = &ux500_serial1;
+               serial2 = &ux500_serial2;
+       };
+
        memory {
                reg = <0x00000000 0x20000000>;
        };