[PATCH v11] dt-bindings: ufs: Add bindings for Samsung ufs host

[PATCH v11] dt-bindings: ufs: Add bindings for Samsung ufs host

[Alim Akhtar]

This patch adds DT bindings for Samsung ufs hci

Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>
---
Changes since v10
* Rebased on v5.14-rc2 
* removed Rob Herring earlier Reviewed-by tag

This patch was part of exynos ufs driver series, somehow
this got missed to applied on the tree, sending again as a new
patch v11, removing Rob's earlier Reviewed-by tag.

 .../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 <alim.akhtar@samsung.com>
+
+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 <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/exynos7-clk.h>
+
+    ufs: ufs@15570000 {
+       compatible = "samsung,exynos7-ufs";
+       reg = <0x15570000 0x100>,
+             <0x15570100 0x100>,
+             <0x15571000 0x200>,
+             <0x15572000 0x300>;
+       reg-names = "hci", "vs_hci", "unipro", "ufsp";
+       interrupts = <GIC_SPI 200 IRQ_TYPE_LEVEL_HIGH>;
+       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";
+    };
+...

base-commit: 2734d6c1b1a089fb593ef6a23d4b70903526fe0c
-- 
2.17.1

Re: [PATCH v11] dt-bindings: ufs: Add bindings for Samsung ufs host

[Alim Akhtar]

Ping!!

On Wed, Aug 4, 2021 at 9:01 AM Alim Akhtar <alim.akhtar@samsung.com> wrote:
>
> This patch adds DT bindings for Samsung ufs hci
>
> Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>
> ---
> Changes since v10
> * Rebased on v5.14-rc2
> * removed Rob Herring earlier Reviewed-by tag
>
> This patch was part of exynos ufs driver series, somehow
> this got missed to applied on the tree, sending again as a new
> patch v11, removing Rob's earlier Reviewed-by tag.
>
>  .../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 <alim.akhtar@samsung.com>
> +
> +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 <dt-bindings/interrupt-controller/arm-gic.h>
> +    #include <dt-bindings/clock/exynos7-clk.h>
> +
> +    ufs: ufs@15570000 {
> +       compatible = "samsung,exynos7-ufs";
> +       reg = <0x15570000 0x100>,
> +             <0x15570100 0x100>,
> +             <0x15571000 0x200>,
> +             <0x15572000 0x300>;
> +       reg-names = "hci", "vs_hci", "unipro", "ufsp";
> +       interrupts = <GIC_SPI 200 IRQ_TYPE_LEVEL_HIGH>;
> +       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";
> +    };
> +...
>
> base-commit: 2734d6c1b1a089fb593ef6a23d4b70903526fe0c
> --
> 2.17.1
>


-- 
Regards,
Alim

Re: [PATCH v11] dt-bindings: ufs: Add bindings for Samsung ufs host

[Alim Akhtar]

Hi Rob
Can you pick up this patch via your tree? or you want Martin to pick it up?

On Sat, Aug 14, 2021 at 10:25 PM Alim Akhtar <alim.akhtar@gmail.com> wrote:
>
> Ping!!
>
> On Wed, Aug 4, 2021 at 9:01 AM Alim Akhtar <alim.akhtar@samsung.com> wrote:
> >
> > This patch adds DT bindings for Samsung ufs hci
> >
> > Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>
> > ---
> > Changes since v10
> > * Rebased on v5.14-rc2
> > * removed Rob Herring earlier Reviewed-by tag
> >
> > This patch was part of exynos ufs driver series, somehow
> > this got missed to applied on the tree, sending again as a new
> > patch v11, removing Rob's earlier Reviewed-by tag.
> >
> >  .../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 <alim.akhtar@samsung.com>
> > +
> > +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 <dt-bindings/interrupt-controller/arm-gic.h>
> > +    #include <dt-bindings/clock/exynos7-clk.h>
> > +
> > +    ufs: ufs@15570000 {
> > +       compatible = "samsung,exynos7-ufs";
> > +       reg = <0x15570000 0x100>,
> > +             <0x15570100 0x100>,
> > +             <0x15571000 0x200>,
> > +             <0x15572000 0x300>;
> > +       reg-names = "hci", "vs_hci", "unipro", "ufsp";
> > +       interrupts = <GIC_SPI 200 IRQ_TYPE_LEVEL_HIGH>;
> > +       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";
> > +    };
> > +...
> >
> > base-commit: 2734d6c1b1a089fb593ef6a23d4b70903526fe0c
> > --
> > 2.17.1
> >
>
>
> --
> Regards,
> Alim



-- 
Regards,
Alim

RE: [PATCH v11] dt-bindings: ufs: Add bindings for Samsung ufs host

[Chanho Park]

Hi Rob,

Could you kindly review this?

Best Regards,
Chanho Park

> -----Original Message-----
> From: Alim Akhtar <alim.akhtar@gmail.com>
> Sent: Friday, August 20, 2021 1:19 AM
> To: Alim Akhtar <alim.akhtar@samsung.com>
> Cc: open list <linux-kernel@vger.kernel.org>; linux-arm-
> kernel@lists.infradead.org; robh+dt <robh+dt@kernel.org>; Krzysztof
> Kozlowski <krzysztof.kozlowski@canonical.com>; linux-samsung-
> soc@vger.kernel.org; Martin K. Petersen <martin.petersen@oracle.com>
> Subject: Re: [PATCH v11] dt-bindings: ufs: Add bindings for Samsung ufs
> host
> 
> Hi Rob
> Can you pick up this patch via your tree? or you want Martin to pick it up?
> 
> On Sat, Aug 14, 2021 at 10:25 PM Alim Akhtar <alim.akhtar@gmail.com> wrote:
> >
> > Ping!!
> >
> > On Wed, Aug 4, 2021 at 9:01 AM Alim Akhtar <alim.akhtar@samsung.com>
> wrote:
> > >
> > > This patch adds DT bindings for Samsung ufs hci
> > >
> > > Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>
> > > ---
> > > Changes since v10
> > > * Rebased on v5.14-rc2
> > > * removed Rob Herring earlier Reviewed-by tag
> > >
> > > This patch was part of exynos ufs driver series, somehow this got
> > > missed to applied on the tree, sending again as a new patch v11,
> > > removing Rob's earlier Reviewed-by tag.
> > >
> > >  .../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
> > > +---
> > > +$id:
> > > +https://protect2.fireeye.com/v1/url?k=87b3fb9f-d828c295-87b270d0-0c
> > > +c47a31384a-2d1da91e6c1569ad&q=1&e=3ebd4447-410b-4abb-b6e0-88b0310be
> > > +d3f&u=http%3A%2F%2Fdevicetree.org%2Fschemas%2Fufs%2Fsamsung%2Cexyno
> > > +s-ufs.yaml%23
> > > +$schema:
> > > +https://protect2.fireeye.com/v1/url?k=15695c41-4af2654b-1568d70e-0c
> > > +c47a31384a-797602fbe8e5ab79&q=1&e=3ebd4447-410b-4abb-b6e0-88b0310be
> > > +d3f&u=http%3A%2F%2Fdevicetree.org%2Fmeta-schemas%2Fcore.yaml%23
> > > +
> > > +title: Samsung SoC series UFS host controller Device Tree Bindings
> > > +
> > > +maintainers:
> > > +  - Alim Akhtar <alim.akhtar@samsung.com>
> > > +
> > > +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 <dt-bindings/interrupt-controller/arm-gic.h>
> > > +    #include <dt-bindings/clock/exynos7-clk.h>
> > > +
> > > +    ufs: ufs@15570000 {
> > > +       compatible = "samsung,exynos7-ufs";
> > > +       reg = <0x15570000 0x100>,
> > > +             <0x15570100 0x100>,
> > > +             <0x15571000 0x200>,
> > > +             <0x15572000 0x300>;
> > > +       reg-names = "hci", "vs_hci", "unipro", "ufsp";
> > > +       interrupts = <GIC_SPI 200 IRQ_TYPE_LEVEL_HIGH>;
> > > +       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";
> > > +    };
> > > +...
> > >
> > > base-commit: 2734d6c1b1a089fb593ef6a23d4b70903526fe0c
> > > --
> > > 2.17.1
> > >
> >
> >
> > --
> > Regards,
> > Alim
> 
> 
> 
> --
> Regards,
> Alim