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authorBoris BREZILLON <boris.brezillon@free-electrons.com>2014-09-09 12:14:20 +0200
committerNicolas Ferre <nicolas.ferre@atmel.com>2014-09-18 16:53:46 +0200
commit97735da4e3fc2cad464994f615b0d2211f132497 (patch)
treecc30247d4b12182be41967ce10d8dded8f79174d /arch
parentARM: at91/dt: Fix typo regarding can0_clk (diff)
downloadlinux-97735da4e3fc2cad464994f615b0d2211f132497.tar.xz
linux-97735da4e3fc2cad464994f615b0d2211f132497.zip
ARM: at91/dt: declare sckc node on at91sam9g45
Declare the SCKC (Slow Clock Configuration) block and its clks. Make use of the clk32k clk instead of slow_osc where appropriate. Signed-off-by: Boris BREZILLON <boris.brezillon@free-electrons.com> Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/boot/dts/at91sam9g45.dtsi30
1 files changed, 28 insertions, 2 deletions
diff --git a/arch/arm/boot/dts/at91sam9g45.dtsi b/arch/arm/boot/dts/at91sam9g45.dtsi
index 857fd3e0b8a0..6d3d68e0d72d 100644
--- a/arch/arm/boot/dts/at91sam9g45.dtsi
+++ b/arch/arm/boot/dts/at91sam9g45.dtsi
@@ -165,7 +165,7 @@
compatible = "atmel,at91rm9200-clk-master";
#clock-cells = <0>;
interrupts-extended = <&pmc AT91_PMC_MCKRDY>;
- clocks = <&slow_xtal>, <&main>, <&plladiv>, <&utmi>;
+ clocks = <&clk32k>, <&main>, <&plladiv>, <&utmi>;
atmel,clk-output-range = <0 133333333>;
atmel,clk-divisors = <1 2 4 3>;
};
@@ -181,7 +181,7 @@
#address-cells = <1>;
#size-cells = <0>;
interrupt-parent = <&pmc>;
- clocks = <&slow_xtal>, <&main>, <&plladiv>, <&utmi>, <&mck>;
+ clocks = <&clk32k>, <&main>, <&plladiv>, <&utmi>, <&mck>;
prog0: prog0 {
#clock-cells = <0>;
@@ -1165,6 +1165,32 @@
atmel,can-isoc;
};
};
+
+ sckc@fffffd50 {
+ compatible = "atmel,at91sam9x5-sckc";
+ reg = <0xfffffd50 0x4>;
+
+ slow_osc: slow_osc {
+ compatible = "atmel,at91sam9x5-clk-slow-osc";
+ #clock-cells = <0>;
+ atmel,startup-time-usec = <1200000>;
+ clocks = <&slow_xtal>;
+ };
+
+ slow_rc_osc: slow_rc_osc {
+ compatible = "atmel,at91sam9x5-clk-slow-rc-osc";
+ #clock-cells = <0>;
+ atmel,startup-time-usec = <75>;
+ clock-frequency = <32768>;
+ clock-accuracy = <50000000>;
+ };
+
+ clk32k: slck {
+ compatible = "atmel,at91sam9x5-clk-slow";
+ #clock-cells = <0>;
+ clocks = <&slow_rc_osc &slow_osc>;
+ };
+ };
};
fb0: fb@0x00500000 {