ARM: dts: aspeed: witherspoon: Add gpio line names

Name the GPIOs to help userspace work with them. The names describe the
functionality the lines provide, not the net or ball name. This makes it
easier to share userspace code across different systems and makes the
use of the lines more obvious.

Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Acked-by: Andrew Jeffery <andrew@aj.id.au>
Signed-off-by: Joel Stanley <joel@jms.id.au>

diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-witherspoon.dts b/arch/arm/boot/dts/aspeed-bmc-opp-witherspoon.dts
index 421aa600148bd612281ce131d67157a0d795573e..a0f99e34ac8ec7c37a525e6a616680e29557b03e 100644 (file)
--- a/arch/arm/boot/dts/aspeed-bmc-opp-witherspoon.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-opp-witherspoon.dts
@@ -191,6 +191,40 @@
 
 };
 
+&gpio {
+       gpio-line-names =
+       /*A0-A7*/       "","cfam-reset","","","","","fsi-mux","",
+       /*B0-B7*/       "","","","","","air-water","","",
+       /*C0-C7*/       "","","","","","","","",
+       /*D0-D7*/       "fsi-enable","","","","","","","",
+       /*E0-E7*/       "fsi-data","","","","","","","",
+       /*F0-F7*/       "","","","","","","","",
+       /*G0-G7*/       "","","","","","","","",
+       /*H0-H7*/       "","","","","","","","",
+       /*I0-I7*/       "","","","","","","","",
+       /*J0-J7*/       "","","checkstop","","","","","",
+       /*K0-K7*/       "","","","","","","","",
+       /*L0-L7*/       "","","","","","","","",
+       /*M0-M7*/       "","","","","","","","",
+       /*N0-N7*/       "presence-ps1","","led-rear-fault","led-rear-power",
+                       "led-rear-id","","","",
+       /*O0-O7*/       "","","","","","","","",
+       /*P0-P7*/       "","","","","","","","presence-ps0",
+       /*Q0-Q7*/       "","","","","","","","",
+       /*R0-R7*/       "","","fsi-trans","","","power-button","","",
+       /*S0-S7*/       "","","","","","","","",
+       /*T0-T7*/       "","","","","","","","",
+       /*U0-U7*/       "","","","","","","","",
+       /*V0-V7*/       "","","","","","","","",
+       /*W0-W7*/       "","","","","","","","",
+       /*X0-X7*/       "","","","","","","","",
+       /*Y0-Y7*/       "","","","","","","","",
+       /*Z0-Z7*/       "","","","","","","","",
+       /*AA0-AA7*/     "fsi-clock","","","","","","","",
+       /*AB0-AB7*/     "","","","","","","","",
+       /*AC0-AC7*/     "","","","","","","","";
+};
+
 &fmc {
        status = "okay";