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ARM: dts: exynos4: Add stdout-path properties

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This patch adds stdout-path property to chosen nodes of Exynos4 boards
to enable use of earlycon feature without the need to hardcode port
number in kernel itself.

Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Tomasz Figa 2015-01-23 14:47:42 +01:00 committed by Greg Kroah-Hartman
parent b94ba0328d
commit 62d38099bf
9 changed files with 15 additions and 0 deletions
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1
arch/arm/boot/dts/exynos4210-origen.dts
View File

@ -31,6 +31,7 @@
chosen {
bootargs ="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc";
stdout-path = &serial_2;
};
regulators {

1
arch/arm/boot/dts/exynos4210-smdkv310.dts
View File

@ -27,6 +27,7 @@
chosen {
bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc";
stdout-path = &serial_1;
};
sdhci@12530000 {

1
arch/arm/boot/dts/exynos4210-trats.dts
View File

@ -28,6 +28,7 @@
chosen {
bootargs = "console=ttySAC2,115200N8 root=/dev/mmcblk0p5 rootwait earlyprintk panic=5";
stdout-path = &serial_2;
};
regulators {

1
arch/arm/boot/dts/exynos4210-universal_c210.dts
View File

@ -26,6 +26,7 @@
chosen {
bootargs = "console=ttySAC2,115200N8 root=/dev/mmcblk0p5 rw rootwait earlyprintk panic=5 maxcpus=1";
stdout-path = &serial_2;
};
sysram@02020000 {

4
arch/arm/boot/dts/exynos4412-odroid-common.dtsi
View File

@ -11,6 +11,10 @@
#include "exynos4412.dtsi"
/ {
chosen {
stdout-path = &serial_1;
};
firmware@0204F000 {
compatible = "samsung,secure-firmware";
reg = <0x0204F000 0x1000>;

1
arch/arm/boot/dts/exynos4412-origen.dts
View File

@ -26,6 +26,7 @@
chosen {
bootargs ="console=ttySAC2,115200";
stdout-path = &serial_2;
};
firmware@0203F000 {

1
arch/arm/boot/dts/exynos4412-smdk4412.dts
View File

@ -25,6 +25,7 @@
chosen {
bootargs ="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc";
stdout-path = &serial_1;
};
g2d@10800000 {

4
arch/arm/boot/dts/exynos4412-tiny4412.dts
View File

@ -18,6 +18,10 @@
model = "FriendlyARM TINY4412 board based on Exynos4412";
compatible = "friendlyarm,tiny4412", "samsung,exynos4412", "samsung,exynos4";
chosen {
stdout-path = &serial_0;
};
memory {
reg = <0x40000000 0x40000000>;
};

1
arch/arm/boot/dts/exynos4412-trats2.dts
View File

@ -32,6 +32,7 @@
chosen {
bootargs = "console=ttySAC2,115200N8 root=/dev/mmcblk0p5 rootwait earlyprintk panic=5";
stdout-path = &serial_2;
};
firmware@0204F000 {