Annotation of sys/arch/macppc/dev/maci2c.c, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: maci2c.c,v 1.9 2006/02/14 20:54:45 kettenis Exp $ */
! 2:
! 3: /*
! 4: * Copyright (c) 2005 Mark Kettenis
! 5: *
! 6: * Permission to use, copy, modify, and distribute this software for any
! 7: * purpose with or without fee is hereby granted, provided that the above
! 8: * copyright notice and this permission notice appear in all copies.
! 9: *
! 10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
! 11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
! 12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
! 13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
! 14: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
! 15: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
! 16: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
! 17: */
! 18:
! 19: #include <sys/param.h>
! 20: #include <sys/systm.h>
! 21: #include <sys/device.h>
! 22:
! 23: #define _I2C_PRIVATE
! 24: #include <dev/i2c/i2cvar.h>
! 25: #include <dev/ofw/openfirm.h>
! 26:
! 27: #include <arch/macppc/dev/maci2cvar.h>
! 28:
! 29: void
! 30: maciic_scan(struct device *self, struct i2cbus_attach_args *iba, void *aux)
! 31: {
! 32: int iba_node = *(int *)aux;
! 33: struct i2c_attach_args ia;
! 34: char name[32];
! 35: u_int32_t reg;
! 36: int node;
! 37:
! 38: for (node = OF_child(iba_node); node; node = OF_peer(node)) {
! 39: if (OF_getprop(node, "reg", ®, sizeof reg) != sizeof reg &&
! 40: OF_getprop(node, "i2c-address", ®, sizeof reg) != sizeof reg)
! 41: continue;
! 42: memset(&ia, 0, sizeof ia);
! 43: ia.ia_tag = iba->iba_tag;
! 44: ia.ia_addr = (reg >> 1);
! 45: memset(name, 0, sizeof name);
! 46: if (OF_getprop(node, "compatible", &name,
! 47: sizeof name) && name[0])
! 48: ia.ia_name = name;
! 49: if (ia.ia_name == NULL &&
! 50: OF_getprop(node, "name", &name,
! 51: sizeof name) && name[0]) {
! 52: if (strcmp(name, "cereal") == 0)
! 53: continue;
! 54: ia.ia_name = name;
! 55: }
! 56: /* XXX We should write a real driver for these instead
! 57: of reaching over from the sound driver that sits on
! 58: the i2s port. For now hide them. */
! 59: if (strcmp(name, "deq") == 0 || strcmp(name, "tas3004") == 0)
! 60: continue;
! 61: if (ia.ia_name)
! 62: config_found(self, &ia, iic_print);
! 63: }
! 64: }
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