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Let kernel config override I2C_MAX_ADDR

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This commit is contained in:
jmcneill 2014-12-07 00:32:35 +00:00
parent d12dcb884c
commit a40ed2df9c
2 changed files with 10 additions and 3 deletions
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3
sys/dev/i2c/files.i2c
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@ -1,4 +1,4 @@
# $NetBSD: files.i2c,v 1.58 2014/10/15 05:11:36 uebayasi Exp $
# $NetBSD: files.i2c,v 1.59 2014/12/07 00:32:35 jmcneill Exp $
obsolete defflag opt_i2cbus.h I2C_SCAN
define i2cbus { }
@ -9,6 +9,7 @@ attach iic at i2cbus
file dev/i2c/i2c.c iic
file dev/i2c/i2c_exec.c iic | i2cbus | i2cexec
file dev/i2c/i2c_subr.c iic | i2cbus
defparam opt_i2c.h I2C_MAX_ADDR
# Common module for bit-bang'ing an I2C bus
define i2c_bitbang

10
sys/dev/i2c/i2c.c
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@ -1,4 +1,4 @@
/* $NetBSD: i2c.c,v 1.44 2014/07/25 08:10:37 dholland Exp $ */
/* $NetBSD: i2c.c,v 1.45 2014/12/07 00:32:35 jmcneill Exp $ */
/*
* Copyright (c) 2003 Wasabi Systems, Inc.
@ -35,8 +35,12 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef _KERNEL_OPT
#include "opt_i2c.h"
#endif
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: i2c.c,v 1.44 2014/07/25 08:10:37 dholland Exp $");
__KERNEL_RCSID(0, "$NetBSD: i2c.c,v 1.45 2014/12/07 00:32:35 jmcneill Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -55,7 +59,9 @@ __KERNEL_RCSID(0, "$NetBSD: i2c.c,v 1.44 2014/07/25 08:10:37 dholland Exp $");
#include "locators.h"
#ifndef I2C_MAX_ADDR
#define I2C_MAX_ADDR 0x3ff /* 10-bit address, max */
#endif
struct iic_softc {
i2c_tag_t sc_tag;