[PATCH RESEND] mfd: madera: Fix bad reference to pinctrl.txt file

[Charles Keepax]

From: Otto Sabart <ottosabart@xxxxxxxxxx>

The pinctrl.txt file was converted into reStructuredText and moved into
driver-api folder. This patch updates the broken reference.

Fixes: 5a9b73832e9e ("pinctrl.txt: move it to the driver-api book")
Signed-off-by: Otto Sabart <ottosabart@xxxxxxxxxx>
Signed-off-by: Charles Keepax <ckeepax@xxxxxxxxxxxxxxxxxxxxx>
---
 include/linux/mfd/madera/pdata.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/linux/mfd/madera/pdata.h b/include/linux/mfd/madera/pdata.h
index 8dc852402dbb1..dd00ab824e5be 100644
--- a/include/linux/mfd/madera/pdata.h
+++ b/include/linux/mfd/madera/pdata.h
@@ -34,7 +34,8 @@ struct madera_codec_pdata;
  * @micvdd:	    Substruct of pdata for the MICVDD regulator
  * @irq_flags:	    Mode for primary IRQ (defaults to active low)
  * @gpio_base:	    Base GPIO number
- * @gpio_configs:   Array of GPIO configurations (See Documentation/pinctrl.txt)
+ * @gpio_configs:   Array of GPIO configurations (See
+ *		    Documentation/driver-api/pinctl.rst)
  * @n_gpio_configs: Number of entries in gpio_configs
  * @gpsw:	    General purpose switch mode setting. Depends on the external
  *		    hardware connected to the switch. (See the SW1_MODE field
-- 
2.11.0