xdma_event_intr1.clkout2 pad can be used to source clock
from either 32K OSC or any of the PLL (except MPU) outputs.
On the existing AM335x based boards (EVM, EVM-SK and Bone),
this pad is used to feed the clock to audio codes.
So, this patch configures the pinmux to get clkout2 on the pad.
Signed-off-by: Vaibhav Hiremath <hvaibhav@xxxxxx>
---
arch/arm/boot/dts/am335x-bone.dts | 8 +++++++-
arch/arm/boot/dts/am335x-evm.dts | 8 +++++++-
arch/arm/boot/dts/am335x-evmsk.dts | 8 +++++++-
3 files changed, 21 insertions(+), 3 deletions(-)
diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts
index bfba6fc..74bfcc6 100644
--- a/arch/arm/boot/dts/am335x-bone.dts
+++ b/arch/arm/boot/dts/am335x-bone.dts
@@ -26,7 +26,7 @@
am33xx_pinmux: pinmux@44e10800 {
pinctrl-names = "default";
- pinctrl-0 = <>;
+ pinctrl-0 = <&clkout2_pin>;
user_leds_s0: user_leds_s0 {
pinctrl-single,pins = <
@@ -50,6 +50,12 @@
0x174 0x00 /* uart0_txd.uart0_txd PULLDOWN | MODE0 */
>;
};
+
+ clkout2_pin: pinmux_clkout2_pin {
+ pinctrl-single,pins = <
+ 0x1b4 0x03 /* xdma_event_intr1.clkout2 OMAP_MUX_MODE3 | AM33XX_PIN_OUTPUT */
+ >;
+ };
};
ocp {
diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
index 7647c9d..896d392 100644
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -26,7 +26,7 @@
am33xx_pinmux: pinmux@44e10800 {
pinctrl-names = "default";
- pinctrl-0 = <&matrix_keypad_s0 &volume_keys_s0>;
+ pinctrl-0 = <&matrix_keypad_s0 &volume_keys_s0 &clkout2_pin>;
matrix_keypad_s0: matrix_keypad_s0 {
pinctrl-single,pins = <
@@ -65,6 +65,12 @@
0x174 0x00 /* uart0_txd.uart0_txd PULLDOWN | MODE0 */
>;
};
+
+ clkout2_pin: pinmux_clkout2_pin {
+ pinctrl-single,pins = <
+ 0x1b4 0x03 /* xdma_event_intr1.clkout2 OMAP_MUX_MODE3 | AM33XX_PIN_OUTPUT */
+ >;
+ };
};
ocp {
diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts
index 0eec644..4d81dbc 100644
--- a/arch/arm/boot/dts/am335x-evmsk.dts
+++ b/arch/arm/boot/dts/am335x-evmsk.dts
@@ -32,7 +32,7 @@
am33xx_pinmux: pinmux@44e10800 {
pinctrl-names = "default";
- pinctrl-0 = <&gpio_keys_s0>;
+ pinctrl-0 = <&gpio_keys_s0 &clkout2_pin>;
user_leds_s0: user_leds_s0 {
pinctrl-single,pins = <
@@ -65,6 +65,12 @@
0x174 0x00 /* uart0_txd.uart0_txd PULLDOWN | MODE0 */
>;
};
+
+ clkout2_pin: pinmux_clkout2_pin {
+ pinctrl-single,pins = <
+ 0x1b4 0x03 /* xdma_event_intr1.clkout2 OMAP_MUX_MODE3 | AM33XX_PIN_OUTPUT */
+ >;
+ };
};
ocp {
--
1.7.0.4
--
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