diff mbox series

[1/2] ARM: dts: exynos: Use stdout-path property instead of console in bootargs

Message ID 20190408051926.462-1-krzk@kernel.org (mailing list archive)
State Mainlined
Commit 06d536094645c703ce29d75de91eddb438d361bf
Headers show
Series [1/2] ARM: dts: exynos: Use stdout-path property instead of console in bootargs | expand

Commit Message

Krzysztof Kozlowski April 8, 2019, 5:19 a.m. UTC
Replacing bootargs with stdout-path property in chosen node allows using
early console by adding just 'earlycon' parameter to the kernel command
line.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
---
 arch/arm/boot/dts/exynos4412-trats2.dts    | 3 ++-
 arch/arm/boot/dts/exynos5250-smdk5250.dts  | 3 ++-
 arch/arm/boot/dts/exynos5260-xyref5260.dts | 2 +-
 arch/arm/boot/dts/exynos5410-smdk5410.dts  | 2 +-
 arch/arm/boot/dts/exynos5420-smdk5420.dts  | 3 ++-
 5 files changed, 8 insertions(+), 5 deletions(-)

Comments

On 4/8/19 07:19, Krzysztof Kozlowski wrote:
> Replacing bootargs with stdout-path property in chosen node allows using
> early console by adding just 'earlycon' parameter to the kernel command
> line.
> 
> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>

Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts
index 327ee980d3a5..aac533933c61 100644
--- a/arch/arm/boot/dts/exynos4412-trats2.dts
+++ b/arch/arm/boot/dts/exynos4412-trats2.dts
@@ -22,6 +22,7 @@ 
 	};
 
 	chosen {
-		bootargs = "console=ttySAC2,115200N8 root=/dev/mmcblk0p5 rootwait earlyprintk panic=5";
+		bootargs = "root=/dev/mmcblk0p5 rootwait earlyprintk panic=5";
+		stdout-path = "serial2:115200n8";
 	};
 };
diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index d5e66189ed2a..6dc96948a9cc 100644
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
@@ -24,7 +24,8 @@ 
 	};
 
 	chosen {
-		bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc";
+		bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M init=/linuxrc";
+		stdout-path = "serial2:115200n8";
 	};
 
 	vdd: fixed-regulator-vdd {
diff --git a/arch/arm/boot/dts/exynos5260-xyref5260.dts b/arch/arm/boot/dts/exynos5260-xyref5260.dts
index fa19c59b2fb6..36a2b77eeb9d 100644
--- a/arch/arm/boot/dts/exynos5260-xyref5260.dts
+++ b/arch/arm/boot/dts/exynos5260-xyref5260.dts
@@ -19,7 +19,7 @@ 
 	};
 
 	chosen {
-		bootargs = "console=ttySAC2,115200";
+		stdout-path = "serial2:115200n8";
 	};
 
 	fin_pll: xxti {
diff --git a/arch/arm/boot/dts/exynos5410-smdk5410.dts b/arch/arm/boot/dts/exynos5410-smdk5410.dts
index 8fc8c841d34b..dffa5e3ed90c 100644
--- a/arch/arm/boot/dts/exynos5410-smdk5410.dts
+++ b/arch/arm/boot/dts/exynos5410-smdk5410.dts
@@ -19,7 +19,7 @@ 
 	};
 
 	chosen {
-		bootargs = "console=ttySAC2,115200";
+		stdout-path = "serial2:115200n8";
 	};
 
 	fin_pll: xxti {
diff --git a/arch/arm/boot/dts/exynos5420-smdk5420.dts b/arch/arm/boot/dts/exynos5420-smdk5420.dts
index 3cf905047893..8240e5186972 100644
--- a/arch/arm/boot/dts/exynos5420-smdk5420.dts
+++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts
@@ -21,7 +21,8 @@ 
 	};
 
 	chosen {
-		bootargs = "console=ttySAC2,115200 init=/linuxrc";
+		bootargs = "init=/linuxrc";
+		stdout-path = "serial2:115200n8";
 	};
 
 	fixed-rate-clocks {