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watchdog: of_xilinx_wdt: Used BIT macro

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Used BIT macro instead of mask value.

Signed-off-by: Srinivas Goud <srinivas.goud@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Srinivas Neeli <srinivas.neeli@xilinx.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20210329161939.37680-3-srinivas.neeli@xilinx.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
This commit is contained in:
Srinivas Goud 2021-03-29 21:49:36 +05:30 committed by Wim Van Sebroeck
parent b2802e78be
commit 73ec944031
1 changed files with 5 additions and 4 deletions
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9
drivers/watchdog/of_xilinx_wdt.c
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@ -6,6 +6,7 @@
* (C) Copyright 2011 (Alejandro Cabrera <aldaya@gmail.com>)
*/
#include <linux/bits.h>
#include <linux/clk.h>
#include <linux/err.h>
#include <linux/module.h>
@ -24,12 +25,12 @@
#define XWT_TBR_OFFSET 0x8 /* Timebase Register Offset */
/* Control/Status Register Masks */
#define XWT_CSR0_WRS_MASK 0x00000008 /* Reset status */
#define XWT_CSR0_WDS_MASK 0x00000004 /* Timer state */
#define XWT_CSR0_EWDT1_MASK 0x00000002 /* Enable bit 1 */
#define XWT_CSR0_WRS_MASK BIT(3) /* Reset status */
#define XWT_CSR0_WDS_MASK BIT(2) /* Timer state */
#define XWT_CSR0_EWDT1_MASK BIT(1) /* Enable bit 1 */
/* Control/Status Register 0/1 bits */
#define XWT_CSRX_EWDT2_MASK 0x00000001 /* Enable bit 2 */
#define XWT_CSRX_EWDT2_MASK BIT(0) /* Enable bit 2 */
/* SelfTest constants */
#define XWT_MAX_SELFTEST_LOOP_COUNT 0x00010000