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[81.204.249.205]) by smtp.gmail.com with ESMTPSA id w204sm3973485wma.1.2020.03.19.09.12.06 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 19 Mar 2020 09:12:06 -0700 (PDT) From: Johan Jonker To: heiko@sntech.de Cc: robh+dt@kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [RFC PATCH v2 1/2] dt-bindings: sram: convert rockchip-pmu-sram bindings to yaml Date: Thu, 19 Mar 2020 17:11:58 +0100 Message-Id: <20200319161159.24548-1-jbx6244@gmail.com> X-Mailer: git-send-email 2.11.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Current dts files with 'rockchip-pmu-sram' compatible nodes are now verified with sram.yaml, although the original text document still exists. Merge rockchip-pmu-sram.txt with sram.yaml by adding it as description with an example. Signed-off-by: Johan Jonker --- Not tested with hardware. Changed v2: Merge with sram.yaml --- .../devicetree/bindings/sram/rockchip-pmu-sram.txt | 16 ---------------- Documentation/devicetree/bindings/sram/sram.yaml | 13 +++++++++++++ 2 files changed, 13 insertions(+), 16 deletions(-) delete mode 100644 Documentation/devicetree/bindings/sram/rockchip-pmu-sram.txt diff --git a/Documentation/devicetree/bindings/sram/rockchip-pmu-sram.txt b/Documentation/devicetree/bindings/sram/rockchip-pmu-sram.txt deleted file mode 100644 index 6b42fda30..000000000 --- a/Documentation/devicetree/bindings/sram/rockchip-pmu-sram.txt +++ /dev/null @@ -1,16 +0,0 @@ -Rockchip SRAM for pmu: ------------------------------- - -The sram of pmu is used to store the function of resume from maskrom(the 1st -level loader). This is a common use of the "pmu-sram" because it keeps power -even in low power states in the system. - -Required node properties: -- compatible : should be "rockchip,rk3288-pmu-sram" -- reg : physical base address and the size of the registers window - -Example: - sram@ff720000 { - compatible = "rockchip,rk3288-pmu-sram", "mmio-sram"; - reg = <0xff720000 0x1000>; - }; diff --git a/Documentation/devicetree/bindings/sram/sram.yaml b/Documentation/devicetree/bindings/sram/sram.yaml index 7b83cc6c9..a9b1c2b74 100644 --- a/Documentation/devicetree/bindings/sram/sram.yaml +++ b/Documentation/devicetree/bindings/sram/sram.yaml @@ -224,6 +224,19 @@ examples: }; - | + // Rockchip's rk3288 SoC uses the sram of pmu to store the function of + // resume from maskrom(the 1st level loader). This is a common use of + // the "pmu-sram" because it keeps power even in low power states + // in the system. + sram@ff720000 { + compatible = "rockchip,rk3288-pmu-sram", "mmio-sram"; + reg = <0xff720000 0x1000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0xff720000 0x1000>; + }; + + - | // Allwinner's A80 SoC uses part of the secure sram for hotplugging of the // primary core (cpu0). Once the core gets powered up it checks if a magic // value is set at a specific location. If it is then the BROM will jump -- 2.11.0