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- Added RCS Id.

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- cosmetic.
This commit is contained in:
nonaka 2007-06-28 15:35:59 +00:00
parent f96947e349
commit fa07193f46
1 changed files with 34 additions and 30 deletions
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64
sys/arch/zaurus/dev/zssp.c
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@ -1,3 +1,4 @@
/* $NetBSD: zssp.c,v 1.2 2007/06/28 15:35:59 nonaka Exp $ */
/* $OpenBSD: zaurus_ssp.c,v 1.6 2005/04/08 21:58:49 uwe Exp $ */
/*
@ -17,7 +18,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: zssp.c,v 1.1 2006/12/16 05:23:49 ober Exp $");
__KERNEL_RCSID(0, "$NetBSD: zssp.c,v 1.2 2007/06/28 15:35:59 nonaka Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -32,15 +33,13 @@ __KERNEL_RCSID(0, "$NetBSD: zssp.c,v 1.1 2006/12/16 05:23:49 ober Exp $");
#include <zaurus/dev/zsspvar.h>
#include <zaurus/zaurus/zaurus_var.h>
#include "ioconf.h"
#define GPIO_ADS7846_CS_C3000 14 /* SSP SFRM */
#define GPIO_MAX1111_CS_C3000 20
#define GPIO_TG_CS_C3000 53
#define SSCR0_ADS7846_C3000 0x06ab
#define SSCR0_LZ9JG18 0x01ab
#define SSCR0_ADS7846_C3000 0x06ab /* 12bit/Microwire/div by 7 */
#define SSCR0_MAX1111 0x0387
#define SSCR0_LZ9JG18 0x01ab
struct zssp_softc {
struct device sc_dev;
@ -50,16 +49,22 @@ struct zssp_softc {
static int zssp_match(struct device *, struct cfdata *, void *);
static void zssp_attach(struct device *, struct device *, void *);
static void zssp_init(void);
static void zssp_powerhook(int, void *);
CFATTACH_DECL(zssp, sizeof(struct zssp_softc),
zssp_match, zssp_attach, NULL, NULL);
static void zssp_init(void);
static void zssp_powerhook(int, void *);
static struct zssp_softc *zssp_sc;
static int
zssp_match(struct device *parent, struct cfdata *cf, void *aux)
{
if (zssp_sc != NULL)
return 0;
return 1;
}
@ -75,6 +80,8 @@ zssp_attach(struct device *parent, struct device *self, void *aux)
return;
}
zssp_sc = sc;
printf("\n");
if (powerhook_establish(sc->sc_dev.dv_xname, zssp_powerhook, sc)
@ -95,8 +102,8 @@ zssp_init(void)
{
struct zssp_softc *sc;
KASSERT(zssp_cd.cd_ndevs > 0 && zssp_cd.cd_devs[0] != NULL);
sc = (struct zssp_softc *)zssp_cd.cd_devs[0];
KASSERT(zssp_sc != NULL);
sc = zssp_sc;
pxa2x0_clkman_config(CKEN_SSP, 1);
@ -130,8 +137,8 @@ zssp_ic_start(int ic, uint32_t data)
{
struct zssp_softc *sc;
KASSERT(zssp_cd.cd_ndevs > 0 && zssp_cd.cd_devs[0] != NULL);
sc = (struct zssp_softc *)zssp_cd.cd_devs[0];
KASSERT(zssp_sc != NULL);
sc = zssp_sc;
/* disable other ICs */
bus_space_write_4(sc->sc_iot, sc->sc_ioh, SSP_SSCR0, 0);
@ -171,8 +178,8 @@ zssp_ic_stop(int ic)
struct zssp_softc *sc;
uint32_t rv;
KASSERT(zssp_cd.cd_ndevs > 0 && zssp_cd.cd_devs[0] != NULL);
sc = (struct zssp_softc *)zssp_cd.cd_devs[0];
KASSERT(zssp_sc != NULL);
sc = zssp_sc;
switch (ic) {
case ZSSP_IC_ADS7846:
@ -223,12 +230,12 @@ int
zssp_read_max1111(uint32_t cmd)
{
struct zssp_softc *sc;
int voltage[2];
int i;
int s;
int voltage[2];
int i;
int s;
KASSERT(zssp_cd.cd_ndevs > 0 && zssp_cd.cd_devs[0] != NULL);
sc = (struct zssp_softc *)zssp_cd.cd_devs[0];
KASSERT(zssp_sc != NULL);
sc = zssp_sc;
s = splhigh();
@ -291,24 +298,22 @@ uint32_t
zssp_read_ads7846(uint32_t cmd)
{
struct zssp_softc *sc;
sc = (struct zssp_softc *)zssp_cd.cd_devs[0];
unsigned int cr0;
int s;
uint32_t val;
int s;
if (zssp_cd.cd_ndevs < 1 || zssp_cd.cd_devs[0] == NULL) {
if (zssp_sc == NULL) {
printf("zssp_read_ads7846: not configured\n");
return 0;
}
sc = (struct zssp_softc *)zssp_cd.cd_devs[0];
sc = zssp_sc;
s = splhigh();
if (1) {
cr0 = SSCR0_ADS7846_C3000;
if (ZAURUS_ISC3000) {
cr0 = SSCR0_ADS7846_C3000;
} else {
cr0 = 0x00ab;
cr0 = 0x00ab;
}
bus_space_write_4(sc->sc_iot, sc->sc_ioh, SSP_SSCR0, 0);
bus_space_write_4(sc->sc_iot, sc->sc_ioh, SSP_SSCR0, cr0);
@ -331,7 +336,7 @@ zssp_read_ads7846(uint32_t cmd)
val = bus_space_read_4(sc->sc_iot, sc->sc_ioh, SSP_SSDR);
pxa2x0_gpio_set_bit(GPIO_ADS7846_CS_C3000); /* deselect */
pxa2x0_gpio_set_bit(GPIO_ADS7846_CS_C3000);
splx(s);
@ -341,18 +346,17 @@ zssp_read_ads7846(uint32_t cmd)
void
zssp_write_lz9jg18(uint32_t data)
{
int s;
int sclk_pin, sclk_fn;
int sfrm_pin, sfrm_fn;
int txd_pin, txd_fn;
int rxd_pin, rxd_fn;
int i;
int s;
/* XXX this creates a DAC command from a backlight duty value. */
data = 0x40 | (data & 0x1f);
if (ZAURUS_ISC3000) {
/* C3000 */
sclk_pin = 19;
sfrm_pin = 14;
txd_pin = 87;