Thread (11 messages) 11 messages, 2 authors, 2021-07-20

Re: [PATCH v3 3/4] dt-bindings: clock: Add DT bindings for SMU of Toshiba Visconti TMPV770x SoC

From: Nobuhiro Iwamatsu <hidden>
Date: 2021-07-20 02:10:44
Also in: linux-clk, linux-devicetree, lkml

HI,

Thanks for your review.

On Wed, Jul 14, 2021 at 01:24:47PM -0600, Rob Herring wrote:
On Thu, Jun 24, 2021 at 12:43:36PM +0900, Nobuhiro Iwamatsu wrote:
quoted
Add device tree bindings for SMU (System Management Unit) controller of
Toshiba Visconti TMPV770x SoC series.

Signed-off-by: Nobuhiro Iwamatsu <redacted>
---
 .../clock/toshiba,tmpv770x-pismu.yaml         | 50 +++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/clock/toshiba,tmpv770x-pismu.yaml
diff --git a/Documentation/devicetree/bindings/clock/toshiba,tmpv770x-pismu.yaml b/Documentation/devicetree/bindings/clock/toshiba,tmpv770x-pismu.yaml
new file mode 100644
index 000000000000..18fdf4f2831b
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/toshiba,tmpv770x-pismu.yaml
@@ -0,0 +1,50 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/toshiba,tmpv770x-pismu.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Toshiba Visconti5 TMPV770x SMU controller Device Tree Bindings
+
+maintainers:
+  - Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>
+
+description:
+  Toshia Visconti5 SMU (System Management Unit) which supports the clock
+  and resets on TMPV770x.
+
+properties:
+  compatible:
+    const: toshiba,tmpv7708-pismu
+
+  reg:
+    maxItems: 1
+
+  '#clock-cells':
+    const: 1
+
+  '#reset-cells':
+    const: 1
Is there a connection to the PLLs? What are the clock inputs?
The PLL used by this driver is created by the pll driver, and these
relationships are held by the structures within this driver.
Should I move these from driver to DT?
quoted
+
+required:
+  - compatible
+  - reg
+  - "#clock-cells"
+  - "#reset-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    soc {
+        #address-cells = <2>;
+        #size-cells = <2>;
+
+        pismu: pismu@24200000 {
clock-controller@...
I will fix.
quoted
+            compatible = "toshiba,tmpv7708-pismu";
+            reg = <0 0x24200000 0 0x2140>;
+            #clock-cells = <1>;
+            #reset-cells = <1>;
+        };
+    };
+...
-- 
2.32.0
Best regards,
  Nobuhiro


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