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with ESMTP id 20200528013240epsmtrp1237bf07c979619eabc8b4920344b08bb~TDShy2_sM0638506385epsmtrp1o; Thu, 28 May 2020 01:32:40 +0000 (GMT) X-AuditID: b6c32a4b-39fff70000002503-59-5ecf14b98927 Received: from epsmtip1.samsung.com ( [182.195.34.30]) by epsmgms1p1new.samsung.com (Symantec Messaging Gateway) with SMTP id 40.F7.08382.8B41FCE5; Thu, 28 May 2020 10:32:40 +0900 (KST) Received: from Jaguar.sa.corp.samsungelectronics.net (unknown [107.108.73.139]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20200528013238epsmtip1c90958696256eb20def2426af912ec96~TDSf8n0mu1652016520epsmtip1k; Thu, 28 May 2020 01:32:38 +0000 (GMT) From: Alim Akhtar To: robh@kernel.org Cc: devicetree@vger.kernel.org, linux-scsi@vger.kernel.org, krzk@kernel.org, avri.altman@wdc.com, martin.petersen@oracle.com, kwmad.kim@samsung.com, stanley.chu@mediatek.com, cang@codeaurora.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Alim Akhtar Subject: [PATCH v10 08/10] dt-bindings: ufs: Add bindings for Samsung ufs host Date: Thu, 28 May 2020 06:46:56 +0530 Message-Id: <20200528011658.71590-9-alim.akhtar@samsung.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200528011658.71590-1-alim.akhtar@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA0WSe0xSURzHO5cLXCnaDayOOrPhXFMX2qrtNu05q9vasq3Wqj80yiu6gBjX QqstK8JUEq00a05tYg9LU0MUjCQ0ynxQafaaxrIXVK6g7J2F19Z/n9/v9/me39nZwViCg+xg LF2RQakUEpmIw0NN7ZFz5poDnUmxluHJhKvcxCHc3x5wCO+Vc2yioqOXTTid9VzisfEmSjQO D7CJPksZhyh1XkeI/IctHOL8rd8IMXathUtUNz0Gy/hkX8ExhGysyeWQVw0HSE1nG0p+fPkE JQuMNYD0Nc4ic2z5yHpsKy8+hZKl76FUMUu28dIun+4EyjszMntKh0E2MEzLAwEYxBfA+i9m dh7gYQK8FcBSQy2LKbwA9l96NTEZBdB1XYv8i+g0OpQZWAFsHy3jMIUGgXUOK9dvcfBoOHjK OJ4IxIWwY1QL/MzCHyHQdTHBz0J8Pey1nRz3UTwCaurusvzMx+Nh0a8jLGZbGLxUb/vLGBaA L4bWwmVMOxeDNc/mMJwA23x2lGEh9NwychkOhm69luuPQnwn1FnmM+39sLrcMaEvhbb+MtSv sPBIeMUSw1xyKjz24wXCJPnwqFbA2BHw8MiDiWQILMrPZzMKCZuzw5k3KASw+qCZXQhCz/w/ 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Alim Akhtar --- .../bindings/ufs/samsung,exynos-ufs.yaml | 89 +++++++++++++++++++ 1 file changed, 89 insertions(+) create mode 100644 Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml diff --git a/Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml b/Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml new file mode 100644 index 000000000000..38193975c9f1 --- /dev/null +++ b/Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml @@ -0,0 +1,89 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/ufs/samsung,exynos-ufs.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung SoC series UFS host controller Device Tree Bindings + +maintainers: + - Alim Akhtar + +description: | + Each Samsung UFS host controller instance should have its own node. + This binding define Samsung specific binding other then what is used + in the common ufshcd bindings + [1] Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt + +properties: + + compatible: + enum: + - samsung,exynos7-ufs + + reg: + items: + - description: HCI register + - description: vendor specific register + - description: unipro register + - description: UFS protector register + + reg-names: + items: + - const: hci + - const: vs_hci + - const: unipro + - const: ufsp + + clocks: + items: + - description: ufs link core clock + - description: unipro main clock + + clock-names: + items: + - const: core_clk + - const: sclk_unipro_main + + interrupts: + maxItems: 1 + + phys: + maxItems: 1 + + phy-names: + const: ufs-phy + +required: + - compatible + - reg + - interrupts + - phys + - phy-names + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include + #include + + ufs: ufs@15570000 { + compatible = "samsung,exynos7-ufs"; + reg = <0x15570000 0x100>, + <0x15570100 0x100>, + <0x15571000 0x200>, + <0x15572000 0x300>; + reg-names = "hci", "vs_hci", "unipro", "ufsp"; + interrupts = ; + clocks = <&clock_fsys1 ACLK_UFS20_LINK>, + <&clock_fsys1 SCLK_UFSUNIPRO20_USER>; + clock-names = "core_clk", "sclk_unipro_main"; + pinctrl-names = "default"; + pinctrl-0 = <&ufs_rst_n &ufs_refclk_out>; + phys = <&ufs_phy>; + phy-names = "ufs-phy"; + }; +...