aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/boot
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/boot')
-rw-r--r--arch/arm/boot/dts/am4372.dtsi2
-rw-r--r--arch/arm/boot/dts/am437x-gp-evm.dts13
-rw-r--r--arch/arm/boot/dts/am437x-idk-evm.dts9
-rw-r--r--arch/arm/boot/dts/am437x-sk-evm.dts9
4 files changed, 33 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi
index 564900b9fcce..0447c04a40cc 100644
--- a/arch/arm/boot/dts/am4372.dtsi
+++ b/arch/arm/boot/dts/am4372.dtsi
@@ -358,6 +358,8 @@
interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH
GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>;
ti,hwmods = "rtc";
+ clocks = <&clk_32768_ck>;
+ clock-names = "int-clk";
status = "disabled";
};
diff --git a/arch/arm/boot/dts/am437x-gp-evm.dts b/arch/arm/boot/dts/am437x-gp-evm.dts
index 215775dc6948..22038f21f228 100644
--- a/arch/arm/boot/dts/am437x-gp-evm.dts
+++ b/arch/arm/boot/dts/am437x-gp-evm.dts
@@ -112,6 +112,13 @@
clock-frequency = <12000000>;
};
+ /* fixed 32k external oscillator clock */
+ clk_32k_rtc: clk_32k_rtc {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <32768>;
+ };
+
sound0: sound@0 {
compatible = "simple-audio-card";
simple-audio-card,name = "AM437x-GP-EVM";
@@ -941,3 +948,9 @@
tx-num-evt = <32>;
rx-num-evt = <32>;
};
+
+&rtc {
+ clocks = <&clk_32k_rtc>, <&clk_32768_ck>;
+ clock-names = "ext-clk", "int-clk";
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/am437x-idk-evm.dts b/arch/arm/boot/dts/am437x-idk-evm.dts
index 378344271746..af25801418b4 100644
--- a/arch/arm/boot/dts/am437x-idk-evm.dts
+++ b/arch/arm/boot/dts/am437x-idk-evm.dts
@@ -110,6 +110,13 @@
gpios = <&gpio4 2 GPIO_ACTIVE_LOW>;
};
};
+
+ /* fixed 32k external oscillator clock */
+ clk_32k_rtc: clk_32k_rtc {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <32768>;
+ };
};
&am43xx_pinmux {
@@ -394,6 +401,8 @@
};
&rtc {
+ clocks = <&clk_32k_rtc>, <&clk_32768_ck>;
+ clock-names = "ext-clk", "int-clk";
status = "okay";
};
diff --git a/arch/arm/boot/dts/am437x-sk-evm.dts b/arch/arm/boot/dts/am437x-sk-evm.dts
index 22af44894c66..7da7c2da4af1 100644
--- a/arch/arm/boot/dts/am437x-sk-evm.dts
+++ b/arch/arm/boot/dts/am437x-sk-evm.dts
@@ -24,6 +24,13 @@
display0 = &lcd0;
};
+ /* fixed 32k external oscillator clock */
+ clk_32k_rtc: clk_32k_rtc {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <32768>;
+ };
+
backlight {
compatible = "pwm-backlight";
pwms = <&ecap0 0 50000 PWM_POLARITY_INVERTED>;
@@ -697,6 +704,8 @@
};
&rtc {
+ clocks = <&clk_32k_rtc>, <&clk_32768_ck>;
+ clock-names = "ext-clk", "int-clk";
status = "okay";
};