pinctrl: pinctrl-single: add debugfs pin h/w state info
Adds support for displaying the individual pin h/w config state.
Signed-off-by: Matt Porter <mporter@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c
index aabecfa..726a729 100644
--- a/drivers/pinctrl/pinctrl-single.c
+++ b/drivers/pinctrl/pinctrl-single.c
@@ -246,7 +246,15 @@
struct seq_file *s,
unsigned offset)
{
- seq_printf(s, " " DRIVER_NAME);
+ struct pcs_device *pcs;
+ unsigned val;
+
+ pcs = pinctrl_dev_get_drvdata(pctldev);
+
+ val = pcs->read(pcs->base + offset);
+ val &= pcs->fmask;
+
+ seq_printf(s, "%08x %s " , val, DRIVER_NAME);
}
static void pcs_dt_free_map(struct pinctrl_dev *pctldev,