zephyr: drivers: kblight: Remove 'frequency' from device tree

Remove 'frequency' from device tree as driver
is consuming that information from 'period' of PWM spec

BUG=b:230093078
BRANCH=none
TEST=zmake testall

Signed-off-by: Madhurima Paruchuri <mparuchuri@google.com>
Change-Id: I8c6d3728b3c4e550f4e8969f0c440d11b9595d20
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3768140
Reviewed-by: Fabio Baltieri <fabiobaltieri@google.com>

12 files changed, 1 insertions, 17 deletions

diff --git a/zephyr/dts/bindings/keyboard/cros-ec,kblight-pwm.yaml b/zephyr/dts/bindings/keyboard/cros-ec,kblight-pwm.yaml
index 33607729cd..9a57e74cba 100644
--- a/zephyr/dts/bindings/keyboard/cros-ec,kblight-pwm.yaml
+++ b/zephyr/dts/bindings/keyboard/cros-ec,kblight-pwm.yaml
@@ -14,11 +14,6 @@ properties:
     required: true
     description: PWM controlling the Keyboard backlight level.
 
-  frequency:
-    type: int
-    required: true
-    description: PWM frequency in Hz.
-
   generic-pwm-channel:
     type: int
     required: false
diff --git a/zephyr/projects/brya/keyboard.dts b/zephyr/projects/brya/keyboard.dts
index 4f06764810..07dd6cd188 100644
--- a/zephyr/projects/brya/keyboard.dts
+++ b/zephyr/projects/brya/keyboard.dts
@@ -7,7 +7,6 @@
 	kblight {
 		compatible = "cros-ec,kblight-pwm";
 		pwms = <&pwm3 0 PWM_HZ(2400) PWM_POLARITY_NORMAL>;
-		frequency = <2400>;
 	};
 };
 
diff --git a/zephyr/projects/herobrine/keyboard.dts b/zephyr/projects/herobrine/keyboard.dts
index 202b61bb4f..810763629c 100644
--- a/zephyr/projects/herobrine/keyboard.dts
+++ b/zephyr/projects/herobrine/keyboard.dts
@@ -7,7 +7,6 @@
 	kblight {
 		compatible = "cros-ec,kblight-pwm";
 		pwms = <&pwm3 0 PWM_KHZ(10) PWM_POLARITY_NORMAL>;
-		frequency = <10000>;
 		generic-pwm-channel = <0>;
 	};
 };
diff --git a/zephyr/projects/nissa/craask_overlay.dts b/zephyr/projects/nissa/craask_overlay.dts
index c1dac85956..e0143669a5 100644
--- a/zephyr/projects/nissa/craask_overlay.dts
+++ b/zephyr/projects/nissa/craask_overlay.dts
@@ -236,8 +236,7 @@
 
 	kblight {
 		compatible = "cros-ec,kblight-pwm";
-		pwms = <&pwm6 6 0 PWM_POLARITY_NORMAL>;
-		frequency = <10000>;
+		pwms = <&pwm6 6 PWM_KHZ(10) PWM_POLARITY_NORMAL>;
 	};
 
 	/*
diff --git a/zephyr/projects/nissa/joxer_keyboard.dts b/zephyr/projects/nissa/joxer_keyboard.dts
index ae104b1ead..b9e9c21707 100644
--- a/zephyr/projects/nissa/joxer_keyboard.dts
+++ b/zephyr/projects/nissa/joxer_keyboard.dts
@@ -7,7 +7,6 @@
 	kblight {
 		compatible = "cros-ec,kblight-pwm";
 		pwms = <&pwm0 0 PWM_KHZ(10) PWM_POLARITY_NORMAL>;
-		frequency = <10000>;
 	};
 };
 
diff --git a/zephyr/projects/nissa/nereid_keyboard.dts b/zephyr/projects/nissa/nereid_keyboard.dts
index ae104b1ead..b9e9c21707 100644
--- a/zephyr/projects/nissa/nereid_keyboard.dts
+++ b/zephyr/projects/nissa/nereid_keyboard.dts
@@ -7,7 +7,6 @@
 	kblight {
 		compatible = "cros-ec,kblight-pwm";
 		pwms = <&pwm0 0 PWM_KHZ(10) PWM_POLARITY_NORMAL>;
-		frequency = <10000>;
 	};
 };
 
diff --git a/zephyr/projects/nissa/nivviks_keyboard.dts b/zephyr/projects/nissa/nivviks_keyboard.dts
index 71cb49ce65..fd18e1de99 100644
--- a/zephyr/projects/nissa/nivviks_keyboard.dts
+++ b/zephyr/projects/nissa/nivviks_keyboard.dts
@@ -7,7 +7,6 @@
 	kblight {
 		compatible = "cros-ec,kblight-pwm";
 		pwms = <&pwm6 6 PWM_KHZ(10) PWM_POLARITY_NORMAL>;
-		frequency = <10000>;
 	};
 };
 
diff --git a/zephyr/projects/nissa/pujjo_keyboard.dts b/zephyr/projects/nissa/pujjo_keyboard.dts
index 71cb49ce65..fd18e1de99 100644
--- a/zephyr/projects/nissa/pujjo_keyboard.dts
+++ b/zephyr/projects/nissa/pujjo_keyboard.dts
@@ -7,7 +7,6 @@
 	kblight {
 		compatible = "cros-ec,kblight-pwm";
 		pwms = <&pwm6 6 PWM_KHZ(10) PWM_POLARITY_NORMAL>;
-		frequency = <10000>;
 	};
 };
 
diff --git a/zephyr/projects/npcx_evb/npcx7/keyboard.dts b/zephyr/projects/npcx_evb/npcx7/keyboard.dts
index e2a5010952..038c2e3cce 100644
--- a/zephyr/projects/npcx_evb/npcx7/keyboard.dts
+++ b/zephyr/projects/npcx_evb/npcx7/keyboard.dts
@@ -32,7 +32,6 @@
 	kblight {
 		compatible = "cros-ec,kblight-pwm";
 		pwms = <&pwm2 0 PWM_KHZ(10) PWM_POLARITY_NORMAL>;
-		frequency = <10000>;
 	};
 };
 
diff --git a/zephyr/projects/npcx_evb/npcx9/keyboard.dts b/zephyr/projects/npcx_evb/npcx9/keyboard.dts
index e3ce1b1e20..55a4124b93 100644
--- a/zephyr/projects/npcx_evb/npcx9/keyboard.dts
+++ b/zephyr/projects/npcx_evb/npcx9/keyboard.dts
@@ -32,7 +32,6 @@
 	kblight {
 		compatible = "cros-ec,kblight-pwm";
 		pwms = <&pwm2 0 PWM_KHZ(10) PWM_POLARITY_NORMAL>;
-		frequency = <10000>;
 	};
 };
 
diff --git a/zephyr/projects/skyrim/keyboard.dts b/zephyr/projects/skyrim/keyboard.dts
index 216ea97045..1b6045ce6b 100644
--- a/zephyr/projects/skyrim/keyboard.dts
+++ b/zephyr/projects/skyrim/keyboard.dts
@@ -7,7 +7,6 @@
 	kblight {
 		compatible = "cros-ec,kblight-pwm";
 		pwms = <&pwm1 0 PWM_HZ(100) PWM_POLARITY_NORMAL>;
-		frequency = <100>;
 	};
 };
 
diff --git a/zephyr/projects/trogdor/lazor/keyboard.dts b/zephyr/projects/trogdor/lazor/keyboard.dts
index 83cd6bced4..4e3003f6cf 100644
--- a/zephyr/projects/trogdor/lazor/keyboard.dts
+++ b/zephyr/projects/trogdor/lazor/keyboard.dts
@@ -27,7 +27,6 @@
 	kblight {
 		compatible = "cros-ec,kblight-pwm";
 		pwms = <&pwm3 0 PWM_KHZ(10) PWM_POLARITY_NORMAL>;
-		frequency = <10000>;
 		generic-pwm-channel = <0>;
 	};
 };