From mboxrd@z Thu Jan 1 00:00:00 1970 From: Leela Krishna Amudala Subject: [PATCH V10 1/3] ARM: dts: Add pmu sysreg node to exynos5250 and exynos5420 dtsi files Date: Wed, 27 Nov 2013 17:20:08 +0530 Message-ID: <1385553010-30183-2-git-send-email-l.krishna@samsung.com> References: <1385553010-30183-1-git-send-email-l.krishna@samsung.com> Return-path: In-reply-to: <1385553010-30183-1-git-send-email-l.krishna-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: linux-samsung-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, wim-IQzOog9fTRqzQB+pC5nmwQ@public.gmane.org Cc: dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org, kgene.kim-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org, t.figa-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-watchdog-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, cpgs-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org, linux-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org List-Id: devicetree@vger.kernel.org This patch adds pmusysreg node to exynos5250 and exynos5420 dtsi files to handle PMU register accesses in a centralized way using syscon driver Signed-off-by: Leela Krishna Amudala Reviewed-by: Tomasz Figa Reviewed-by: Doug Anderson Tested-by: Doug Anderson --- Documentation/devicetree/bindings/arm/samsung/pmu.txt | 16 ++++++++++++++++ arch/arm/boot/dts/exynos5250.dtsi | 5 +++++ arch/arm/boot/dts/exynos5420.dtsi | 5 +++++ 3 files changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/samsung/pmu.txt diff --git a/Documentation/devicetree/bindings/arm/samsung/pmu.txt b/Documentation/devicetree/bindings/arm/samsung/pmu.txt new file mode 100644 index 0000000..307e727 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/samsung/pmu.txt @@ -0,0 +1,16 @@ +SAMSUNG Exynos SoC series PMU Registers + +Properties: + - name : should be 'syscon'; + - compatible : should contain two values. First value must be one from following list: + - "samsung,exynos5250-pmu" - for Exynos5250 SoC, + - "samsung,exynos5420-pmu" - for Exynos5420 SoC. + second value must be always "syscon". + + - reg : offset and length of the register set. + +Example : +pmu_syscon: syscon@10040000 { + compatible = "samsung,exynos5250-pmu", "syscon"; + reg = <0x10040000 0x5000>; +}; diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index 9db5047..2f264ad 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi @@ -163,6 +163,11 @@ interrupts = <0 47 0>; }; + pmu_syscon: syscon@10040000 { + compatible = "samsung,exynos5250-pmu", "syscon"; + reg = <0x10040000 0x5000>; + }; + watchdog { clocks = <&clock 336>; clock-names = "watchdog"; diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi index 09aa06c..06e97a7 100644 --- a/arch/arm/boot/dts/exynos5420.dtsi +++ b/arch/arm/boot/dts/exynos5420.dtsi @@ -310,4 +310,9 @@ clocks = <&clock 431>, <&clock 143>; clock-names = "mixer", "sclk_hdmi"; }; + + pmu_syscon: syscon@10040000 { + compatible = "samsung,exynos5420-pmu", "syscon"; + reg = <0x10040000 0x5000>; + }; }; -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html