diff options
| -rw-r--r-- | drivers/pinctrl/intel/pinctrl-lynxpoint.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/pinctrl/intel/pinctrl-lynxpoint.c b/drivers/pinctrl/intel/pinctrl-lynxpoint.c index c209deff9efb..bfdd283d2c20 100644 --- a/drivers/pinctrl/intel/pinctrl-lynxpoint.c +++ b/drivers/pinctrl/intel/pinctrl-lynxpoint.c @@ -297,10 +297,33 @@ static int lp_get_group_pins(struct pinctrl_dev *pctldev, return 0; } +static void lp_pin_dbg_show(struct pinctrl_dev *pctldev, struct seq_file *s, + unsigned int pin) +{ + struct intel_pinctrl *lg = pinctrl_dev_get_drvdata(pctldev); + void __iomem *reg = lp_gpio_reg(&lg->chip, pin, LP_CONFIG1); + void __iomem *conf2 = lp_gpio_reg(&lg->chip, pin, LP_CONFIG2); + u32 value, mode; + + value = ioread32(reg); + + mode = value & USE_SEL_MASK; + if (mode == USE_SEL_GPIO) + seq_puts(s, "GPIO "); + else + seq_printf(s, "mode %d ", mode); + + seq_printf(s, "0x%08x 0x%08x", value, ioread32(conf2)); + + if (lp_gpio_acpi_use(lg, pin)) + seq_puts(s, " [ACPI]"); +} + static const struct pinctrl_ops lptlp_pinctrl_ops = { .get_groups_count = lp_get_groups_count, .get_group_name = lp_get_group_name, .get_group_pins = lp_get_group_pins, + .pin_dbg_show = lp_pin_dbg_show, }; static int lp_get_functions_count(struct pinctrl_dev *pctldev) |