From: Alim Akhtar <alim.akhtar@samsung.com>
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, kishon@ti.com,
Alim Akhtar <alim.akhtar@samsung.com>
Subject: [RESEND PATCH v10 06/10] dt-bindings: phy: Document Samsung UFS PHY bindings
Date: Sat, 13 Jun 2020 08:17:02 +0530 [thread overview]
Message-ID: <20200613024706.27975-7-alim.akhtar@samsung.com> (raw)
In-Reply-To: <20200613024706.27975-1-alim.akhtar@samsung.com>
This patch documents Samsung UFS PHY device tree bindings
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>
Tested-by: Paweł Chmiel <pawel.mikolaj.chmiel@gmail.com>
---
.../bindings/phy/samsung,ufs-phy.yaml | 75 +++++++++++++++++++
1 file changed, 75 insertions(+)
create mode 100644 Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml
diff --git a/Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml b/Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml
new file mode 100644
index 000000000000..636cc501b54f
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml
@@ -0,0 +1,75 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/phy/samsung,ufs-phy.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Samsung SoC series UFS PHY Device Tree Bindings
+
+maintainers:
+ - Alim Akhtar <alim.akhtar@samsung.com>
+
+properties:
+ "#phy-cells":
+ const: 0
+
+ compatible:
+ enum:
+ - samsung,exynos7-ufs-phy
+
+ reg:
+ maxItems: 1
+
+ reg-names:
+ items:
+ - const: phy-pma
+
+ clocks:
+ items:
+ - description: PLL reference clock
+ - description: symbol clock for input symbol ( rx0-ch0 symbol clock)
+ - description: symbol clock for input symbol ( rx1-ch1 symbol clock)
+ - description: symbol clock for output symbol ( tx0 symbol clock)
+
+ clock-names:
+ items:
+ - const: ref_clk
+ - const: rx1_symbol_clk
+ - const: rx0_symbol_clk
+ - const: tx0_symbol_clk
+
+ samsung,pmu-syscon:
+ $ref: '/schemas/types.yaml#/definitions/phandle'
+ description: phandle for PMU system controller interface, used to
+ control pmu registers bits for ufs m-phy
+
+required:
+ - "#phy-cells"
+ - compatible
+ - reg
+ - reg-names
+ - clocks
+ - clock-names
+ - samsung,pmu-syscon
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/exynos7-clk.h>
+
+ ufs_phy: ufs-phy@15571800 {
+ compatible = "samsung,exynos7-ufs-phy";
+ reg = <0x15571800 0x240>;
+ reg-names = "phy-pma";
+ samsung,pmu-syscon = <&pmu_system_controller>;
+ #phy-cells = <0>;
+ clocks = <&clock_fsys1 SCLK_COMBO_PHY_EMBEDDED_26M>,
+ <&clock_fsys1 PHYCLK_UFS20_RX1_SYMBOL_USER>,
+ <&clock_fsys1 PHYCLK_UFS20_RX0_SYMBOL_USER>,
+ <&clock_fsys1 PHYCLK_UFS20_TX0_SYMBOL_USER>;
+ clock-names = "ref_clk", "rx1_symbol_clk",
+ "rx0_symbol_clk", "tx0_symbol_clk";
+
+ };
+...
--
2.17.1
next prev parent reply other threads:[~2020-06-13 3:05 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20200613030436epcas5p38137bcaddd80ec5eed746a80a1fe31f5@epcas5p3.samsung.com>
2020-06-13 2:46 ` [RESEND PATCH v10 00/10] exynos-ufs: Add support for UFS HCI Alim Akhtar
[not found] ` <CGME20200613030438epcas5p337ed074612a2a1e8b4d6ecb3dda30b5c@epcas5p3.samsung.com>
2020-06-13 2:46 ` [RESEND PATCH v10 01/10] scsi: ufs: add quirk to fix mishandling utrlclr/utmrlclr Alim Akhtar
[not found] ` <CGME20200613030440epcas5p121247d520b30ddca1a31b2d57bfc6b91@epcas5p1.samsung.com>
2020-06-13 2:46 ` [RESEND PATCH v10 02/10] scsi: ufs: add quirk to disallow reset of interrupt aggregation Alim Akhtar
[not found] ` <CGME20200613030443epcas5p3596ed8c2f56f3aa6bee7d72cb104363a@epcas5p3.samsung.com>
2020-06-13 2:46 ` [RESEND PATCH v10 03/10] scsi: ufs: add quirk to enable host controller without hce Alim Akhtar
[not found] ` <CGME20200613030445epcas5p4428da322cd9527d1075ff0f1ccc75d23@epcas5p4.samsung.com>
2020-06-13 2:47 ` [RESEND PATCH v10 04/10] scsi: ufs: introduce UFSHCD_QUIRK_PRDT_BYTE_GRAN quirk Alim Akhtar
2020-08-12 0:29 ` Eric Biggers
2020-08-13 1:21 ` Alim Akhtar
2020-08-13 1:25 ` Eric Biggers
[not found] ` <CGME20200613030447epcas5p4ef2db2121851bdd251d2fd19b3532bb1@epcas5p4.samsung.com>
2020-06-13 2:47 ` [RESEND PATCH v10 05/10] scsi: ufs: add quirk to fix abnormal ocs fatal error Alim Akhtar
[not found] ` <CGME20200613030449epcas5p3cb1139c47ed1c9055c22facf2f5a933b@epcas5p3.samsung.com>
2020-06-13 2:47 ` Alim Akhtar [this message]
[not found] ` <CGME20200613030451epcas5p101ab5aa635668f68b88f302c25b32a6d@epcas5p1.samsung.com>
2020-06-13 2:47 ` [RESEND PATCH v10 07/10] phy: samsung-ufs: add UFS PHY driver for samsung SoC Alim Akhtar
2020-06-13 4:40 ` kernel test robot
[not found] ` <CGME20200613052521epcas5p140d979df19fae20c858c485409596a7a@epcas5p1.samsung.com>
[not found] ` <202006131334.EEnoEaXS%lkp@intel.com>
2020-06-15 16:24 ` Alim Akhtar
[not found] ` <CGME20200613030454epcas5p400f76485ddb34ce6293f0c8fa94332b8@epcas5p4.samsung.com>
2020-06-13 2:47 ` [RESEND PATCH v10 08/10] dt-bindings: ufs: Add bindings for Samsung ufs host Alim Akhtar
2021-07-13 7:05 ` Alim Akhtar
2021-07-13 12:45 ` Krzysztof Kozlowski
2021-07-13 23:34 ` Chanho Park
2021-07-19 2:07 ` Martin K. Petersen
2021-07-19 3:02 ` Chanho Park
[not found] ` <CGME20200613030456epcas5p2e8c8518fbff9bac830c2a5ffec6109d7@epcas5p2.samsung.com>
2020-06-13 2:47 ` [RESEND PATCH v10 09/10] scsi: ufs-exynos: add UFS host support for Exynos SoCs Alim Akhtar
[not found] ` <CGME20200613030458epcas5p3f9667bab202d99fb332d5bf5aad63c85@epcas5p3.samsung.com>
2020-06-13 2:47 ` [RESEND PATCH v10 10/10] arm64: dts: Add node for ufs exynos7 Alim Akhtar
2020-06-14 11:02 ` Krzysztof Kozlowski
2020-06-15 16:15 ` Alim Akhtar
2020-06-16 3:59 ` [RESEND PATCH v10 00/10] exynos-ufs: Add support for UFS HCI Martin K. Petersen
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