ARM: dts: Add minimal clocks for dm814x

Use fixed clocks until we have a clock driver for the PLL.
The mux and divider composite clocks work the same way
as on dm816x and am335x.

Cc: Matthijs van Duin <matthijsvanduin@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/boot/dts/dm814x-clocks.dtsi b/arch/arm/boot/dts/dm814x-clocks.dtsi
new file mode 100644 (file)
index 0000000..ef1e8e7
--- /dev/null
+++ b/arch/arm/boot/dts/dm814x-clocks.dtsi
@@ -0,0 +1,109 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+&scm_clocks {
+
+       tclkin_ck: tclkin_ck {
+               #clock-cells = <0>;
+               compatible = "fixed-clock";
+               clock-frequency = <32768>;
+       };
+
+       devosc_ck: devosc_ck {
+               #clock-cells = <0>;
+               compatible = "fixed-clock";
+               clock-frequency = <20000000>;
+       };
+
+       /* Optional auxosc, 20 - 30 MHz range, assume 27 MHz by default */
+       auxosc_ck: auxosc_ck {
+               #clock-cells = <0>;
+               compatible = "fixed-clock";
+               clock-frequency = <27000000>;
+       };
+
+       mpu_ck: mpu_ck {
+               #clock-cells = <0>;
+               compatible = "fixed-clock";
+               clock-frequency = <1000000000>;
+       };
+
+       sysclk4_ck: sysclk4_ck {
+               #clock-cells = <0>;
+               compatible = "fixed-clock";
+               clock-frequency = <222000000>;
+       };
+
+       sysclk6_ck: sysclk6_ck {
+               #clock-cells = <0>;
+               compatible = "fixed-clock";
+               clock-frequency = <100000000>;
+       };
+
+       sysclk10_ck: sysclk10_ck {
+               #clock-cells = <0>;
+               compatible = "fixed-clock";
+               clock-frequency = <48000000>;
+       };
+
+       sysclk18_ck: sysclk18_ck {
+               #clock-cells = <0>;
+               compatible = "fixed-clock";
+               clock-frequency = <32768>;
+       };
+
+        cpsw_125mhz_gclk: cpsw_125mhz_gclk {
+               #clock-cells = <0>;
+               compatible = "fixed-clock";
+               clock-frequency = <125000000>;
+       };
+
+       cpsw_cpts_rft_clk: cpsw_cpts_rft_clk {
+               #clock-cells = <0>;
+               compatible = "fixed-clock";
+               clock-frequency = <250000000>;
+       };
+
+};
+
+&pllss_clocks {
+
+       aud_clkin0_ck: aud_clkin0_ck {
+               #clock-cells = <0>;
+               compatible = "fixed-clock";
+               clock-frequency = <20000000>;
+       };
+
+       aud_clkin1_ck: aud_clkin1_ck {
+               #clock-cells = <0>;
+               compatible = "fixed-clock";
+               clock-frequency = <20000000>;
+       };
+
+       aud_clkin2_ck: aud_clkin2_ck {
+               #clock-cells = <0>;
+               compatible = "fixed-clock";
+               clock-frequency = <20000000>;
+       };
+
+       timer1_mux_ck: timer1_mux_ck {
+               #clock-cells = <0>;
+               compatible = "ti,mux-clock";
+               clocks = <&sysclk18_ck &aud_clkin0_ck &aud_clkin1_ck
+                         &aud_clkin2_ck &devosc_ck &auxosc_ck &tclkin_ck>;
+               ti,bit-shift = <3>;
+               reg = <0x2e0>;
+       };
+
+       timer2_mux_ck: timer2_mux_ck {
+               #clock-cells = <0>;
+               compatible = "ti,mux-clock";
+               clocks = <&sysclk18_ck &aud_clkin0_ck &aud_clkin1_ck
+                         &aud_clkin2_ck &devosc_ck &auxosc_ck &tclkin_ck>;
+               ti,bit-shift = <6>;
+               reg = <0x2e0>;
+       };
+};

diff --git a/arch/arm/boot/dts/dm814x.dtsi b/arch/arm/boot/dts/dm814x.dtsi
index f3077e383daee1e7675fb867a0a7098df2134872..972c9c9e885b0566e1c0b6b365f4be81780289a8 100644 (file)
--- a/arch/arm/boot/dts/dm814x.dtsi
+++ b/arch/arm/boot/dts/dm814x.dtsi
@@ -329,3 +329,5 @@
                };
        };
 };
+
+#include "dm814x-clocks.dtsi"