linux-kernel - [PATCH v3 4/7] dt-bindings: clock: meson: a1: peripherals: support sys

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Date: Wed, 15 May 2024 21:47:27 +0300
From: Dmitry Rokosov <ddrokosov@...utedevices.com>
To: <neil.armstrong@...aro.org>, <jbrunet@...libre.com>,
	<mturquette@...libre.com>, <sboyd@...nel.org>, <robh+dt@...nel.org>,
	<krzysztof.kozlowski+dt@...aro.org>, <khilman@...libre.com>,
	<martin.blumenstingl@...glemail.com>
CC: <jian.hu@...ogic.com>, <kernel@...rdevices.ru>, <rockosov@...il.com>,
	<linux-amlogic@...ts.infradead.org>, <linux-clk@...r.kernel.org>,
	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, Dmitry Rokosov
	<ddrokosov@...utedevices.com>
Subject: [PATCH v3 4/7] dt-bindings: clock: meson: a1: peripherals: support sys_pll input

The 'sys_pll' input is an optional clock that can be used to generate
'sys_pll_div16', which serves as one of the sources for the GEN clock.

Signed-off-by: Dmitry Rokosov <ddrokosov@...utedevices.com>
---
 .../bindings/clock/amlogic,a1-peripherals-clkc.yaml      | 9 +++++++--
 include/dt-bindings/clock/amlogic,a1-peripherals-clkc.h  | 1 +
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/clock/amlogic,a1-peripherals-clkc.yaml b/Documentation/devicetree/bindings/clock/amlogic,a1-peripherals-clkc.yaml
index 6d84cee1bd75..2568ad7dd0ac 100644
--- a/Documentation/devicetree/bindings/clock/amlogic,a1-peripherals-clkc.yaml
+++ b/Documentation/devicetree/bindings/clock/amlogic,a1-peripherals-clkc.yaml
@@ -30,6 +30,8 @@ properties:
       - description: input fixed pll div7
       - description: input hifi pll
       - description: input oscillator (usually at 24MHz)
+      - description: input sys pll
+    minItems: 6 # sys_pll is optional
 
   clock-names:
     items:
@@ -39,6 +41,8 @@ properties:
       - const: fclk_div7
       - const: hifi_pll
       - const: xtal
+      - const: sys_pll
+    minItems: 6 # sys_pll is optional
 
 required:
   - compatible
@@ -65,9 +69,10 @@ examples:
                      <&clkc_pll CLKID_FCLK_DIV5>,
                      <&clkc_pll CLKID_FCLK_DIV7>,
                      <&clkc_pll CLKID_HIFI_PLL>,
-                     <&xtal>;
+                     <&xtal>,
+                     <&clkc_pll CLKID_SYS_PLL>;
             clock-names = "fclk_div2", "fclk_div3",
                           "fclk_div5", "fclk_div7",
-                          "hifi_pll", "xtal";
+                          "hifi_pll", "xtal", "sys_pll";
         };
     };
diff --git a/include/dt-bindings/clock/amlogic,a1-peripherals-clkc.h b/include/dt-bindings/clock/amlogic,a1-peripherals-clkc.h
index 06f198ee7623..2ce1a06dc735 100644
--- a/include/dt-bindings/clock/amlogic,a1-peripherals-clkc.h
+++ b/include/dt-bindings/clock/amlogic,a1-peripherals-clkc.h
@@ -164,5 +164,6 @@
 #define CLKID_DMC_SEL		151
 #define CLKID_DMC_DIV		152
 #define CLKID_DMC_SEL2		153
+#define CLKID_SYS_PLL_DIV16	154
 
 #endif /* __A1_PERIPHERALS_CLKC_H */
-- 
2.43.0