diff options
| author | Vivek Gautam <gautam.vivek@samsung.com> | 2014-05-22 02:49:13 +0400 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2014-05-22 02:49:13 +0400 |
| commit | dfbbdbf4405d73012f158ae39dc3dd66cebcf418 (patch) | |
| tree | ab50a9379534443c6510fb9fe548db30548e2ac3 | |
| parent | 94b62c38f095fd7e69ebeafc5fbcd312602ff8e9 (diff) | |
| download | linux-dfbbdbf4405d73012f158ae39dc3dd66cebcf418.tar.xz | |
ARM: dts: Add sysreg sytem controller node to exynos5250 and exynos5420
This patch adds sysreg-syscon node to exynos5250 and exynos5420 device
tree, to access System Register's registers using syscon driver.
Signed-off-by: Kamil Debski <k.debski@samsung.com>
[gautam.vivek@samsung.com: Split this syreg-syscon dts entry]
[gautam.vivek@samsung.com: added similar syscon entry for exynos5420]
Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com>
[vikas.sajjan@samsung.com: updated the binding document]
Signed-off-by: Vikas Sajjan <vikas.sajjan@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| -rw-r--r-- | Documentation/devicetree/bindings/arm/samsung/sysreg.txt | 11 | ||||
| -rw-r--r-- | arch/arm/boot/dts/exynos5250.dtsi | 5 | ||||
| -rw-r--r-- | arch/arm/boot/dts/exynos5420.dtsi | 5 |
3 files changed, 19 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/arm/samsung/sysreg.txt b/Documentation/devicetree/bindings/arm/samsung/sysreg.txt index 0ab3251a6ec2..4fced6e9d5e4 100644 --- a/Documentation/devicetree/bindings/arm/samsung/sysreg.txt +++ b/Documentation/devicetree/bindings/arm/samsung/sysreg.txt @@ -1,8 +1,10 @@ SAMSUNG S5P/Exynos SoC series System Registers (SYSREG) Properties: - - compatible : should contain "samsung,<chip name>-sysreg", "syscon"; - For Exynos4 SoC series it should be "samsung,exynos4-sysreg", "syscon"; + - compatible : should contain two values. First value must be one from following list: + - "samsung,exynos4-sysreg" - for Exynos4 based SoCs, + - "samsung,exynos5-sysreg" - for Exynos5 based SoCs. + second value must be always "syscon". - reg : offset and length of the register set. Example: @@ -10,3 +12,8 @@ Example: compatible = "samsung,exynos4-sysreg", "syscon"; reg = <0x10010000 0x400>; }; + + syscon@10050000 { + compatible = "samsung,exynos5-sysreg", "syscon"; + reg = <0x10050000 0x5000>; + }; diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index 68a3e6f254d9..8e9b9a31d959 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi @@ -193,6 +193,11 @@ reg = <0x10040000 0x5000>; }; + sysreg_system_controller: syscon@10050000 { + compatible = "samsung,exynos5-sysreg", "syscon"; + reg = <0x10050000 0x5000>; + }; + watchdog@101D0000 { compatible = "samsung,exynos5250-wdt"; reg = <0x101D0000 0x100>; diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi index c0436b8563c3..1debb718ecef 100644 --- a/arch/arm/boot/dts/exynos5420.dtsi +++ b/arch/arm/boot/dts/exynos5420.dtsi @@ -701,6 +701,11 @@ reg = <0x10040000 0x5000>; }; + sysreg_system_controller: syscon@10050000 { + compatible = "samsung,exynos5-sysreg", "syscon"; + reg = <0x10050000 0x5000>; + }; + tmu_cpu0: tmu@10060000 { compatible = "samsung,exynos5420-tmu"; reg = <0x10060000 0x100>; |