diff mbox series

[v2,1/2] phy: amlogic: meson8b-usb2: Use FIELD_PREP instead of _SHIFT macros

Message ID 20250329190712.858349-2-martin.blumenstingl@googlemail.com (mailing list archive)
State New
Headers show
Series phy: amlogic: meson8b-usb2: two small cleanup patches | expand

Commit Message

Martin Blumenstingl March 29, 2025, 7:07 p.m. UTC 
This simplifies the code by re-using the FIELD_PREP helper. No
functional changes inteded.

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
---
 drivers/phy/amlogic/phy-meson8b-usb2.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/drivers/phy/amlogic/phy-meson8b-usb2.c b/drivers/phy/amlogic/phy-meson8b-usb2.c
index d63147c41b8c..d9c761b7c15c 100644
--- a/drivers/phy/amlogic/phy-meson8b-usb2.c
+++ b/drivers/phy/amlogic/phy-meson8b-usb2.c
@@ -5,6 +5,7 @@ 
  * Copyright (C) 2016 Martin Blumenstingl <martin.blumenstingl@googlemail.com>
  */
 
+#include <linux/bitfield.h>
 #include <linux/clk.h>
 #include <linux/delay.h>
 #include <linux/io.h>
@@ -39,9 +40,7 @@ 
 	#define REG_CTRL_TX_BITSTUFF_ENN		BIT(18)
 	#define REG_CTRL_COMMON_ON			BIT(19)
 	#define REG_CTRL_REF_CLK_SEL_MASK		GENMASK(21, 20)
-	#define REG_CTRL_REF_CLK_SEL_SHIFT		20
 	#define REG_CTRL_FSEL_MASK			GENMASK(24, 22)
-	#define REG_CTRL_FSEL_SHIFT			22
 	#define REG_CTRL_PORT_RESET			BIT(25)
 	#define REG_CTRL_THREAD_ID_MASK			GENMASK(31, 26)
 
@@ -170,10 +169,10 @@  static int phy_meson8b_usb2_power_on(struct phy *phy)
 			   REG_CONFIG_CLK_32k_ALTSEL);
 
 	regmap_update_bits(priv->regmap, REG_CTRL, REG_CTRL_REF_CLK_SEL_MASK,
-			   0x2 << REG_CTRL_REF_CLK_SEL_SHIFT);
+			   FIELD_PREP(REG_CTRL_REF_CLK_SEL_MASK, 0x2));
 
 	regmap_update_bits(priv->regmap, REG_CTRL, REG_CTRL_FSEL_MASK,
-			   0x5 << REG_CTRL_FSEL_SHIFT);
+			   FIELD_PREP(REG_CTRL_FSEL_MASK, 0x5));
 
 	/* reset the PHY */
 	regmap_update_bits(priv->regmap, REG_CTRL, REG_CTRL_POWER_ON_RESET,