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pinctrl-sx150x: Move some code out of sx150x_init_hw 

Move the code configuring explicit IRQ acking into a standalone function
to declutter sx150x_init_hw a bit and make that code somewhat less
repetitious.

Tested-by: Neil Armstrong <narmstrong@baylibre.com>
Acked-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
hifive-unleashed-5.1
Andrey Smirnov 2016-11-07 08:53:14 -08:00 committed by Linus Walleij
parent 9af2ca82b3
commit 310cdfa009
1 changed files with 26 additions and 12 deletions
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38
drivers/pinctrl/pinctrl-sx150x.c
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@ -924,6 +924,31 @@ static int sx150x_reset(struct sx150x_pinctrl *pctl)
return err;
}
static int sx150x_init_misc(struct sx150x_pinctrl *pctl)
{
u8 reg, value;
switch (pctl->data->model) {
case SX150X_789:
reg = pctl->data->pri.x789.reg_misc;
value = SX150X_789_REG_MISC_AUTOCLEAR_OFF;
break;
case SX150X_456:
reg = pctl->data->pri.x456.reg_advance;
value = 0x00;
break;
case SX150X_123:
reg = pctl->data->pri.x123.reg_advance;
value = 0x00;
break;
default:
WARN(1, "Unknown chip model %d\n", pctl->data->model);
return -EINVAL;
}
return sx150x_i2c_write(pctl->client, reg, value);
}
static int sx150x_init_hw(struct sx150x_pinctrl *pctl)
{
int err;
@ -935,18 +960,7 @@ static int sx150x_init_hw(struct sx150x_pinctrl *pctl)
return err;
}
if (pctl->data->model == SX150X_789)
err = sx150x_i2c_write(pctl->client,
pctl->data->pri.x789.reg_misc,
SX150X_789_REG_MISC_AUTOCLEAR_OFF);
else if (pctl->data->model == SX150X_456)
err = sx150x_i2c_write(pctl->client,
pctl->data->pri.x456.reg_advance,
0x00);
else
err = sx150x_i2c_write(pctl->client,
pctl->data->pri.x123.reg_advance,
0x00);
err = sx150x_init_misc(pctl);
if (err < 0)
return err;