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authorKevin Hilman <khilman@linaro.org>2013-05-31 02:38:00 +0200
committerBenoit Cousson <benoit.cousson@linaro.org>2013-06-19 01:53:45 +0200
commitb859c1ef92fca08a3079d9ff81e0e0bf7980c855 (patch)
tree4e7797658c8ff4e4cb920f1c7eb3b10fdcce04a9
parentARM: dts: omap5-uevm: Add uart pinctrl data (diff)
downloadlinux-b859c1ef92fca08a3079d9ff81e0e0bf7980c855.tar.xz
linux-b859c1ef92fca08a3079d9ff81e0e0bf7980c855.zip
ARM: dts: OMAP3: beagle/overo: mux console UART, enable wakeup
Ensure the console uart (UART3) on these boards is mux'd correctly, and IO ring wakeup is enabled. This is needed for serial console wakeups when using DT boot. Thanks to Florian Vaussard for suggestion to use preprocessor features. Cc: Florian Vaussard <florian.vaussard@epfl.ch> Signed-off-by: Kevin Hilman <khilman@linaro.org> Signed-off-by: Benoit Cousson <benoit.cousson@linaro.org>
-rw-r--r--arch/arm/boot/dts/omap3-beagle-xm.dts14
-rw-r--r--arch/arm/boot/dts/omap3-beagle.dts12
-rw-r--r--arch/arm/boot/dts/omap3-overo.dtsi14
3 files changed, 40 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/omap3-beagle-xm.dts b/arch/arm/boot/dts/omap3-beagle-xm.dts
index 1e580d9c88ed..7fb806dafbc7 100644
--- a/arch/arm/boot/dts/omap3-beagle-xm.dts
+++ b/arch/arm/boot/dts/omap3-beagle-xm.dts
@@ -126,3 +126,17 @@
mode = <3>;
power = <50>;
};
+
+&omap3_pmx_core {
+ uart3_pins: pinmux_uart3_pins {
+ pinctrl-single,pins = <
+ 0x16e (PIN_INPUT | PIN_OFF_WAKEUPENABLE | MUX_MODE0) /* uart3_rx_irrx.uart3_rx_irrx */
+ 0x170 (PIN_OUTPUT | MUX_MODE0) /* uart3_tx_irtx.uart3_tx_irtx OUTPUT | MODE0 */
+ >;
+ };
+};
+
+&uart3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart3_pins>;
+};
diff --git a/arch/arm/boot/dts/omap3-beagle.dts b/arch/arm/boot/dts/omap3-beagle.dts
index 6d47c4b72bc5..0b6dbfa62c95 100644
--- a/arch/arm/boot/dts/omap3-beagle.dts
+++ b/arch/arm/boot/dts/omap3-beagle.dts
@@ -95,6 +95,13 @@
0x1ae (PIN_INPUT_PULLDOWN | MUX_MODE3) /* usbb2_ulpitll_clk.usbb1_ulpiphy_dat7 */
>;
};
+
+ uart3_pins: pinmux_uart3_pins {
+ pinctrl-single,pins = <
+ 0x16e (PIN_INPUT | PIN_OFF_WAKEUPENABLE | MUX_MODE0) /* uart3_rx_irrx.uart3_rx_irrx */
+ 0x170 (PIN_OUTPUT | MUX_MODE0) /* uart3_tx_irtx.uart3_tx_irtx */
+ >;
+ };
};
&i2c1 {
@@ -142,3 +149,8 @@
*/
ti,pulldowns = <0x03a1c4>;
};
+
+&uart3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart3_pins>;
+};
diff --git a/arch/arm/boot/dts/omap3-overo.dtsi b/arch/arm/boot/dts/omap3-overo.dtsi
index e112a424c7a5..144a5a2fcad8 100644
--- a/arch/arm/boot/dts/omap3-overo.dtsi
+++ b/arch/arm/boot/dts/omap3-overo.dtsi
@@ -77,3 +77,17 @@
mode = <3>;
power = <50>;
};
+
+&omap3_pmx_core {
+ uart3_pins: pinmux_uart3_pins {
+ pinctrl-single,pins = <
+ 0x16e (PIN_INPUT | PIN_OFF_WAKEUPENABLE | MUX_MODE0) /* uart3_rx_irrx.uart3_rx_irrx */
+ 0x170 (PIN_OUTPUT | MUX_MODE0) /* uart3_tx_irtx.uart3_tx_irtx */
+ >;
+ };
+};
+
+&uart3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart3_pins>;
+};