pinctrl/lantiq: add missing pin definition to falcon pinctrl driver

The pps pin definition is missing in the current code.
Signed-off-by: Thomas Langer <thomas.langer@lantiq.com>
Acked-by: John Crispin <blogic@openwrt.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/pinctrl-falcon.c

@@ -75,6 +75,7 @@ enum falcon_mux {
 	FALCON_MUX_GPIO = 0,
 	FALCON_MUX_RST,
 	FALCON_MUX_NTR,
+	FALCON_MUX_PPS,
 	FALCON_MUX_MDIO,
 	FALCON_MUX_LED,
 	FALCON_MUX_SPI,
@@ -114,7 +115,7 @@ static struct ltq_mfp_pin falcon_mfp[] = {
 	MFP_FALCON(GPIO2,	GPIO,	GPIO,   NONE,   NONE),
 	MFP_FALCON(GPIO3,	GPIO,	GPIO,   NONE,   NONE),
 	MFP_FALCON(GPIO4,	NTR,	GPIO,   NONE,   NONE),
-	MFP_FALCON(GPIO5,	NTR,	GPIO,   NONE,   NONE),
+	MFP_FALCON(GPIO5,	NTR,	GPIO,   PPS,    NONE),
 	MFP_FALCON(GPIO6,	RST,	GPIO,   NONE,   NONE),
 	MFP_FALCON(GPIO7,	MDIO,	GPIO,   NONE,   NONE),
 	MFP_FALCON(GPIO8,	MDIO,	GPIO,   NONE,   NONE),
@@ -168,6 +169,7 @@ static struct ltq_mfp_pin falcon_mfp[] = {
 static const unsigned pins_por[] = {GPIO0};
 static const unsigned pins_ntr[] = {GPIO4};
 static const unsigned pins_ntr8k[] = {GPIO5};
+static const unsigned pins_pps[] = {GPIO5};
 static const unsigned pins_hrst[] = {GPIO6};
 static const unsigned pins_mdio[] = {GPIO7, GPIO8};
 static const unsigned pins_bled[] = {GPIO9, GPIO10, GPIO11,
@@ -186,6 +188,7 @@ static struct ltq_pin_group falcon_grps[] = {
 	GRP_MUX("por", RST, pins_por),
 	GRP_MUX("ntr", NTR, pins_ntr),
 	GRP_MUX("ntr8k", NTR, pins_ntr8k),
+	GRP_MUX("pps", PPS, pins_pps),
 	GRP_MUX("hrst", RST, pins_hrst),
 	GRP_MUX("mdio", MDIO, pins_mdio),
 	GRP_MUX("bootled", LED, pins_bled),
@@ -201,7 +204,7 @@ static struct ltq_pin_group falcon_grps[] = {
 };
 
 static const char * const ltq_rst_grps[] = {"por", "hrst"};
-static const char * const ltq_ntr_grps[] = {"ntr", "ntr8k"};
+static const char * const ltq_ntr_grps[] = {"ntr", "ntr8k", "pps"};
 static const char * const ltq_mdio_grps[] = {"mdio"};
 static const char * const ltq_bled_grps[] = {"bootled"};
 static const char * const ltq_asc_grps[] = {"asc0", "asc1"};