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serial: max310x: use FIELD_PREP macro to set PLL bitfields

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Use FIELD_PREP macros to improve code readability.

Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>
Link: https://patch.msgid.link/20260417-max310x-2-v1-7-b424e105ecac@dimonoff.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Hugo Villeneuve
2026-04-17 10:53:34 -04:00
committed by Greg Kroah-Hartman
parent 9769046a06
commit 877c2556ad
1 changed files with 4 additions and 1 deletions
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5
drivers/tty/serial/max310x.c
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@@ -9,6 +9,7 @@
* Based on max3107.c, by Aavamobile
*/
#include <linux/bitfield.h>
#include <linux/bitops.h>
#include <linux/clk.h>
#include <linux/delay.h>
@@ -621,7 +622,9 @@ static int max310x_set_ref_clk(struct device *dev, struct max310x_port *s,
u8 pll_id = max310x_pll_mult_to_id(cfg.pll_mult);
clksrc |= MAX310X_CLKSRC_PLL_BIT;
regmap_write(s->regmap, MAX310X_PLLCFG_REG, (pll_id << 6) | cfg.prediv);
val = FIELD_PREP(MAX310X_PLLCFG_PLLFACTOR_MASK, pll_id) |
FIELD_PREP(MAX310X_PLLCFG_PREDIV_MASK, cfg.prediv);
regmap_write(s->regmap, MAX310X_PLLCFG_REG, val);
} else
clksrc |= MAX310X_CLKSRC_PLLBYP_BIT;