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i2c: synquacer: Use HZ_PER_GHZ constant instead of plain number

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Use defined constant to avoid the possible mistakes and to provide
an additional information on the units.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Andi Shyti <andi.shyti@kernel.org>
Link: https://lore.kernel.org/r/20260112134900.4142954-8-andriy.shevchenko@linux.intel.com
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Andy Shevchenko 2026-01-12 14:46:15 +01:00 • committed by Andi Shyti
parent b77f0370b0
commit 361ad74a54
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1 changed files with 2 additions and 1 deletions
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drivers/i2c/busses/i2c-synquacer.c
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@ -18,9 +18,10 @@
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/units.h>
#define WAIT_PCLK(n, rate) \
ndelay(DIV_ROUND_UP(DIV_ROUND_UP(1000000000, rate), n) + 10)
ndelay(DIV_ROUND_UP(DIV_ROUND_UP(HZ_PER_GHZ, rate), n) + 10)
/* I2C register address definitions */
#define SYNQUACER_I2C_REG_BSR (0x00 << 2) // Bus Status