int pm8058_dump_mpp(struct seq_file *m, int curr_len, char *gpio_buffer)
{
static const char *ctype[] = { "d_in", "d_out", "bi_dir", "a_in",
"a_out", "sink", "dtest_sink", "dtest_out" };
struct pm8058_chip *pm_chip;
u8 type, state, ctrl;
const char *label;
int i, len;
char gpio_buf[128];
char *title_msg = "---------- PMIC 8058 MPP ----------";
if (m) {
seq_printf(m, "%s\n", title_msg);
} else {
pr_info("%s\n", title_msg);
curr_len += sprintf(gpio_buffer + curr_len,
"%s\n", title_msg);
}
pm_chip = dev_get_drvdata(pm8058_mpp_chip.dev);
for (i = 0; i < PM8058_MPPS; i++) {
memset(gpio_buf, 0, sizeof(gpio_buf));
len = 0;
pm8058_read(pm_chip, SSBI_MPP_CNTRL(i), &ctrl, 1);
label = gpiochip_is_requested(&pm8058_mpp_chip, i);
type = (ctrl & PM8058_MPP_TYPE_MASK) >>
PM8058_MPP_TYPE_SHIFT;
state = pm8058_mpp_get(&pm8058_mpp_chip, i);
len += sprintf(gpio_buf + len, "GPIO[%2d]: ", i);
len += sprintf(gpio_buf + len, "[TYPE]%10s, ", ctype[type]);
len += sprintf(gpio_buf + len, "[VAL]%s, ", state? "HIGH" : " LOW");
len += sprintf(gpio_buf + len, "[CTRL][0x%02x]", ctrl);
gpio_buf[127] = '\0';
pr_info("%s\n", gpio_buf);
if (m) {
seq_printf(m, "%s\n", gpio_buf);
} else {
pr_info("%s\n", gpio_buf);
curr_len += sprintf(gpio_buffer +
curr_len, "%s\n", gpio_buf);
}
}
return curr_len;
}
int pm8058_mpp_config(unsigned mpp, unsigned type, unsigned level,
unsigned control)
{
u8 config;
int rc;
struct pm8058_chip *pm_chip;
if (mpp >= PM8058_MPPS)
return -EINVAL;
pm_chip = dev_get_drvdata(pm8058_mpp_chip.chip.dev);
config = (type << PM8058_MPP_TYPE_SHIFT) & PM8058_MPP_TYPE_MASK;
config |= (level << PM8058_MPP_CONFIG_LVL_SHIFT) &
PM8058_MPP_CONFIG_LVL_MASK;
config |= control & PM8058_MPP_CONFIG_CTL_MASK;
rc = pm8058_write(pm_chip, SSBI_MPP_CNTRL(mpp), &config, 1);
if (rc)
pr_err("%s: pm8058_write(): rc=%d\n", __func__, rc);
return rc;
}
static void pm8058_mpp_dbg_show(struct seq_file *s, struct gpio_chip *chip)
{
static const char *ctype[] = { "d_in", "d_out", "bi_dir", "a_in",
"a_out", "sink", "dtest_sink", "dtest_out" };
struct pm8058_chip *pm_chip = dev_get_drvdata(chip->dev);
u8 type, state, ctrl;
const char *label;
int i;
for (i = 0; i < PM8058_MPPS; i++) {
pm8058_read(pm_chip, SSBI_MPP_CNTRL(i), &ctrl, 1);
label = gpiochip_is_requested(chip, i);
type = (ctrl & PM8058_MPP_TYPE_MASK) >>
PM8058_MPP_TYPE_SHIFT;
state = pm8058_mpp_get(chip, i);
seq_printf(s, "gpio-%-3d (%-12.12s) %-10.10s"
" %s 0x%02x\n",
chip->base + i,
label ? label : "--",
ctype[type],
state ? "hi" : "lo",
ctrl);
}
}
