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authorSascha Hauer <s.hauer@pengutronix.de>2015-05-20 15:32:44 +0200
committerMatthias Brugger <matthias.bgg@gmail.com>2015-07-06 18:01:42 +0200
commitf2ce701495683936d349ab905feba74c7b572c93 (patch)
tree9396464db3097e825bf3c31cfcf708700a5e8e13 /arch/arm64/boot
parentd770e558e21961ad6cfdf0ff7df0eb5d7d4f0754 (diff)
arm64: dts: mt8173: Add clock controller device nodes
This adds the device nodes providing clocks on the Mediatek MT8173. These are: topckgen, infracfg, pericfg and apmixedsys. These are fed by two oscillators also added by this patch. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Reviewed-by: Daniel Kurtz <djkurtz@chromium.org> Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Diffstat (limited to 'arch/arm64/boot')
-rw-r--r--arch/arm64/boot/dts/mediatek/mt8173.dtsi52
1 files changed, 47 insertions, 5 deletions
diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index 27237a1c1a87..30b2fdfc8210 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -11,6 +11,7 @@
* GNU General Public License for more details.
*/
+#include <dt-bindings/clock/mt8173-clk.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include "mt8173-pinfunc.h"
@@ -87,6 +88,20 @@
#clock-cells = <0>;
};
+ clk26m: oscillator@0 {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <26000000>;
+ clock-output-names = "clk26m";
+ };
+
+ clk32k: oscillator@1 {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <32000>;
+ clock-output-names = "clk32k";
+ };
+
timer {
compatible = "arm,armv8-timer";
interrupt-parent = <&gic>;
@@ -106,11 +121,32 @@
compatible = "simple-bus";
ranges;
- /*
- * Pinctrl access register at 0x10005000 through regmap.
- * Register 0x1000b000 is used by EINT.
- */
- pio: pinctrl@10005000 {
+ topckgen: clock-controller@10000000 {
+ compatible = "mediatek,mt8173-topckgen";
+ reg = <0 0x10000000 0 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ infracfg: power-controller@10001000 {
+ compatible = "mediatek,mt8173-infracfg", "syscon";
+ reg = <0 0x10001000 0 0x1000>;
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ };
+
+ pericfg: power-controller@10003000 {
+ compatible = "mediatek,mt8173-pericfg", "syscon";
+ reg = <0 0x10003000 0 0x1000>;
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ };
+
+ syscfg_pctl_a: syscfg_pctl_a@10005000 {
+ compatible = "mediatek,mt8173-pctl-a-syscfg", "syscon";
+ reg = <0 0x10005000 0 0x1000>;
+ };
+
+ pio: pinctrl@0x10005000 {
compatible = "mediatek,mt8173-pinctrl";
reg = <0 0x1000b000 0 0x1000>;
mediatek,pctl-regmap = <&syscfg_pctl_a>;
@@ -138,6 +174,12 @@
reg = <0 0x10200620 0 0x20>;
};
+ apmixedsys: clock-controller@10209000 {
+ compatible = "mediatek,mt8173-apmixedsys";
+ reg = <0 0x10209000 0 0x1000>;
+ #clock-cells = <1>;
+ };
+
gic: interrupt-controller@10220000 {
compatible = "arm,gic-400";
#interrupt-cells = <3>;