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ARM: dts: Add minimal clocks for dm814x

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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>
This commit is contained in:
Tony Lindgren 2015-07-23 22:33:18 -07:00
parent f3d953ea37
commit 25515b630c
2 changed files with 111 additions and 0 deletions
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109
arch/arm/boot/dts/dm814x-clocks.dtsi Normal file
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@ -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>;
};
};

2
arch/arm/boot/dts/dm814x.dtsi
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@ -329,3 +329,5 @@
};
};
};
#include "dm814x-clocks.dtsi"