ARM: dts: stm32: Fill GPIO line names on DHCOM SoM

Fill in the custom GPIO line names used by DH on the DHCOM SoM.
The GPIO line names are in accordance to DHCOM Design Guide R04
available at [1], section 3.9 GPIO.

[1] https://wiki.dh-electronics.com/images/5/52/DOC_DHCOM-Design-Guide_R04_2018-06-28.pdf

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>
Cc: Patrice Chotard <patrice.chotard@foss.st.com>
Cc: Patrick Delaunay <patrick.delaunay@foss.st.com>
Cc: linux-stm32@st-md-mailman.stormreply.com
To: linux-arm-kernel@lists.infradead.org
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>

diff --git a/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi b/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi
index 2617815e42a6454abf636cf547f57cc22e4742c9..d40c8db74c6fe92a7cfc20be692349a86ae3ad82 100644 (file)
--- a/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi
+++ b/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi
@@ -164,10 +164,70 @@
        };
 };
 
+&gpioa {
+       gpio-line-names = "", "", "", "",
+                         "", "", "DHCOM-K", "",
+                         "", "", "", "",
+                         "", "", "", "";
+};
+
+&gpiob {
+       gpio-line-names = "", "", "", "",
+                         "", "", "", "",
+                         "DHCOM-Q", "", "", "",
+                         "", "", "", "";
+};
+
 &gpioc {
+       gpio-line-names = "", "", "", "",
+                         "", "", "DHCOM-E", "",
+                         "", "", "", "",
+                         "", "", "", "";
        status = "okay";
 };
 
+&gpiod {
+       gpio-line-names = "", "", "", "",
+                         "", "", "DHCOM-B", "",
+                         "", "", "", "DHCOM-F",
+                         "DHCOM-D", "", "", "";
+};
+
+&gpioe {
+       gpio-line-names = "", "", "", "",
+                         "", "", "DHCOM-P", "",
+                         "", "", "", "",
+                         "", "", "", "";
+};
+
+&gpiof {
+       gpio-line-names = "", "", "", "DHCOM-A",
+                         "", "", "", "",
+                         "", "", "", "",
+                         "", "", "", "";
+};
+
+&gpiog {
+       gpio-line-names = "DHCOM-C", "", "", "",
+                         "", "", "", "",
+                         "DHCOM-L", "", "", "",
+                         "", "", "", "";
+};
+
+&gpioh {
+       gpio-line-names = "", "", "", "",
+                         "", "", "", "DHCOM-N",
+                         "DHCOM-J", "DHCOM-W", "DHCOM-V", "DHCOM-U",
+                         "DHCOM-T", "", "DHCOM-S", "";
+};
+
+&gpioi {
+       gpio-line-names = "DHCOM-G", "DHCOM-O", "DHCOM-H", "DHCOM-I",
+                         "DHCOM-R", "DHCOM-M", "", "",
+                         "", "", "", "",
+                         "", "", "", "";
+};
+
 &i2c4 {
        pinctrl-names = "default";
        pinctrl-0 = <&i2c4_pins_a>;