add nk_io at24_eeprom driver

hc

2023-02-14 796a7ef0befd21e25c2b9e42f53a6d7a4421941d

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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_PIPE_H
#define __ASM_PIPE_H
 
#ifndef PAGE_SIZE
#include <asm/page.h>
#endif
 
#define PIPE_BUF    PAGE_SIZE
 
#endif