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/* $OpenBSD: sunxi.c,v 1.6 2015/05/20 00:14:56 jsg Exp $ */
/*
* Copyright (c) 2005,2008 Dale Rahn <drahn@openbsd.com>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <machine/bus.h>
#include <arm/armv7/armv7var.h>
#include <armv7/armv7/armv7var.h>
#include <armv7/sunxi/sunxireg.h>
int sunxi_match(struct device *, void *, void *);
void sxia1x_init();
void sxia20_init();
struct cfattach sunxi_ca = {
sizeof(struct armv7_softc), sunxi_match, armv7_attach
};
struct cfdriver sunxi_cd = {
NULL, "sunxi", DV_DULL
};
struct board_dev sun4i_devs[] = {
{ "sxipio", 0 },
{ "sxiccmu", 0 },
{ "a1xintc", 0 },
{ "sxitimer", 0 },
{ "sxitimer", 1 },
{ "sxitimer", 2 },
{ "sxidog", 0 },
{ "sxirtc", 0 },
{ "sxiuart", 0 },
{ "sxiuart", 1 },
{ "sxiuart", 2 },
{ "sxiuart", 3 },
{ "sxiuart", 4 },
{ "sxiuart", 5 },
{ "sxiuart", 6 },
{ "sxiuart", 7 },
{ "sxie", 0 },
{ "ahci", 0 },
{ "ehci", 0 },
{ "ehci", 1 },
#if 0
{ "ohci", 0 },
{ "ohci", 1 },
#endif
{ NULL, 0 }
};
struct board_dev sun7i_devs[] = {
{ "sxipio", 0 },
{ "sxiccmu", 0 },
{ "sxitimer", 0 },
{ "sxitimer", 1 },
{ "sxitimer", 2 },
{ "sxidog", 0 },
{ "sxirtc", 0 },
{ "sxiuart", 0 },
{ "sxiuart", 1 },
{ "sxiuart", 2 },
{ "sxiuart", 3 },
{ "sxiuart", 4 },
{ "sxiuart", 5 },
{ "sxiuart", 6 },
{ "sxiuart", 7 },
{ "sxie", 0 },
{ "ahci", 0 },
{ "ehci", 0 },
{ "ehci", 1 },
#if 0
{ "ohci", 0 },
{ "ohci", 1 },
#endif
{ NULL, 0 }
};
struct armv7_board sunxi_boards[] = {
{
BOARD_ID_SUN4I_A10,
"Allwinner A1x",
sun4i_devs,
sxia1x_init,
},
{
BOARD_ID_SUN7I_A20,
"Allwinner A20",
sun7i_devs,
sxia20_init,
},
{ 0, NULL, NULL, NULL },
};
struct board_dev *
sunxi_board_devs(void)
{
int i;
for (i = 0; sunxi_boards[i].name != NULL; i++) {
if (sunxi_boards[i].board_id == board_id)
return (sunxi_boards[i].devs);
}
return (NULL);
}
void
sunxi_board_init(void)
{
bus_space_handle_t ioh;
int i, match = 0;
for (i = 0; sunxi_boards[i].name != NULL; i++) {
if (sunxi_boards[i].board_id == board_id) {
sunxi_boards[i].init();
match = 1;
break;
}
}
if (match) {
if (bus_space_map(&armv7_bs_tag, SYSCTRL_ADDR, SYSCTRL_SIZE, 0,
&ioh))
panic("sunxi_attach: bus_space_map failed!");
/* map the part of SRAM dedicated to EMAC to EMAC */
bus_space_write_4(&armv7_bs_tag, ioh, 4,
bus_space_read_4(&armv7_bs_tag, ioh, 4) | (5 << 2));
}
}
const char *
sunxi_board_name(void)
{
int i;
for (i = 0; sunxi_boards[i].name != NULL; i++) {
if (sunxi_boards[i].board_id == board_id) {
return (sunxi_boards[i].name);
break;
}
}
return (NULL);
}
int
sunxi_match(struct device *parent, void *cfdata, void *aux)
{
return (sunxi_board_devs() != NULL);
}
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