Provide access to SCIFB0 on EXIO Connector A.
FIXME Document "ctsrts" DT property.
Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
---
arch/arm/boot/dts/Makefile | 1 +
.../boot/dts/r8a7791-koelsch-exio-a-scifb0.dtso | 53 ++++++++++++++++++++++
2 files changed, 54 insertions(+)
create mode 100644 arch/arm/boot/dts/r8a7791-koelsch-exio-a-scifb0.dtso
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index d5d2386694d57391..576fa500e987ad2b 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -673,6 +673,7 @@ dtb-$(CONFIG_ARCH_SHMOBILE_MULTI) += \
r8a7740-armadillo800eva-con15-scifb.dtbo \
r8a7791-koelsch-exio-a-hscif1.dtbo \
r8a7791-koelsch-exio-a-hscif2.dtbo \
+ r8a7791-koelsch-exio-a-scifb0.dtbo \
endif
endif
diff --git a/arch/arm/boot/dts/r8a7791-koelsch-exio-a-scifb0.dtso b/arch/arm/boot/dts/r8a7791-koelsch-exio-a-scifb0.dtso
new file mode 100644
index 0000000000000000..30b83c5d36b4fbe6
--- /dev/null
+++ b/arch/arm/boot/dts/r8a7791-koelsch-exio-a-scifb0.dtso
@@ -0,0 +1,53 @@
+/*
+ * Device Tree Overlay for SCIFB0 on r8a7791/Koelsch EXIO Connector A
+ *
+ * Copyright (C) 2015 Glider bvba
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2. This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ *
+ * Pinout:
+ * - RXD = EXIO Connector A pin 66
+ * - TXD = EXIO Connector A pin 60
+ * - CTS = EXIO Connector A pin 65
+ * - RTS = EXIO Connector A pin 62
+ */
+
+/dts-v1/;
+/plugin/;
+
+/ {
+ fragment@0 {
+ target-path = "/aliases";
+
+ __overlay__ {
+ /* serial12 = &scifb0; */
+ serial12 = "/serial@e6c20000";
+ };
+ };
+
+ fragment@1 {
+ target = <&pfc>;
+
+ __overlay__ {
+ scifb0_pins: serial12 {
+ renesas,groups = "scifb0_data_b",
+ "scifb0_ctrl_b";
+ renesas,function = "scifb0";
+ };
+ };
+ };
+
+ fragment@2 {
+ target = <&scifb0>;
+
+ __overlay__ {
+ pinctrl-0 = <&scifb0_pins>;
+ pinctrl-names = "default";
+
+ ctsrts;
+ status = "okay";
+ };
+ };
+};
--
1.9.1
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