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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /Documentation/devicetree/bindings/clock/ti
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/clock/ti')
-rw-r--r--Documentation/devicetree/bindings/clock/ti/adpll.txt41
-rw-r--r--Documentation/devicetree/bindings/clock/ti/apll.txt45
-rw-r--r--Documentation/devicetree/bindings/clock/ti/autoidle.txt39
-rw-r--r--Documentation/devicetree/bindings/clock/ti/clockdomain.txt27
-rw-r--r--Documentation/devicetree/bindings/clock/ti/composite.txt57
-rw-r--r--Documentation/devicetree/bindings/clock/ti/davinci/da8xx-cfgchip.txt93
-rw-r--r--Documentation/devicetree/bindings/clock/ti/davinci/pll.txt96
-rw-r--r--Documentation/devicetree/bindings/clock/ti/davinci/psc.txt71
-rw-r--r--Documentation/devicetree/bindings/clock/ti/divider.txt117
-rw-r--r--Documentation/devicetree/bindings/clock/ti/dpll.txt105
-rw-r--r--Documentation/devicetree/bindings/clock/ti/dra7-atl.txt94
-rw-r--r--Documentation/devicetree/bindings/clock/ti/fapll.txt33
-rw-r--r--Documentation/devicetree/bindings/clock/ti/fixed-factor-clock.txt44
-rw-r--r--Documentation/devicetree/bindings/clock/ti/gate.txt107
-rw-r--r--Documentation/devicetree/bindings/clock/ti/interface.txt57
-rw-r--r--Documentation/devicetree/bindings/clock/ti/mux.txt80
-rw-r--r--Documentation/devicetree/bindings/clock/ti/ti,clksel.yaml51
17 files changed, 1157 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/clock/ti/adpll.txt b/Documentation/devicetree/bindings/clock/ti/adpll.txt
new file mode 100644
index 000000000..4c8a2ce2c
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/adpll.txt
@@ -0,0 +1,41 @@
+Binding for Texas Instruments ADPLL clock.
+
+Binding status: Unstable - ABI compatibility may be broken in the future
+
+This binding uses the common clock binding[1]. It assumes a
+register-mapped ADPLL with two to three selectable input clocks
+and three to four children.
+
+[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
+
+Required properties:
+- compatible : shall be one of "ti,dm814-adpll-s-clock" or
+ "ti,dm814-adpll-lj-clock" depending on the type of the ADPLL
+- #clock-cells : from common clock binding; shall be set to 1.
+- clocks : link phandles of parent clocks clkinp and clkinpulow, note
+ that the adpll-s-clock also has an optional clkinphif
+- reg : address and length of the register set for controlling the ADPLL.
+
+Examples:
+ adpll_mpu_ck: adpll@40 {
+ #clock-cells = <1>;
+ compatible = "ti,dm814-adpll-s-clock";
+ reg = <0x40 0x40>;
+ clocks = <&devosc_ck &devosc_ck &devosc_ck>;
+ clock-names = "clkinp", "clkinpulow", "clkinphif";
+ clock-output-names = "481c5040.adpll.dcoclkldo",
+ "481c5040.adpll.clkout",
+ "481c5040.adpll.clkoutx2",
+ "481c5040.adpll.clkouthif";
+ };
+
+ adpll_dsp_ck: adpll@80 {
+ #clock-cells = <1>;
+ compatible = "ti,dm814-adpll-lj-clock";
+ reg = <0x80 0x30>;
+ clocks = <&devosc_ck &devosc_ck>;
+ clock-names = "clkinp", "clkinpulow";
+ clock-output-names = "481c5080.adpll.dcoclkldo",
+ "481c5080.adpll.clkout",
+ "481c5080.adpll.clkoutldo";
+ };
diff --git a/Documentation/devicetree/bindings/clock/ti/apll.txt b/Documentation/devicetree/bindings/clock/ti/apll.txt
new file mode 100644
index 000000000..ade4dd4c3
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/apll.txt
@@ -0,0 +1,45 @@
+Binding for Texas Instruments APLL clock.
+
+Binding status: Unstable - ABI compatibility may be broken in the future
+
+This binding uses the common clock binding[1]. It assumes a
+register-mapped APLL with usually two selectable input clocks
+(reference clock and bypass clock), with analog phase locked
+loop logic for multiplying the input clock to a desired output
+clock. This clock also typically supports different operation
+modes (locked, low power stop etc.) APLL mostly behaves like
+a subtype of a DPLL [2], although a simplified one at that.
+
+[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
+[2] Documentation/devicetree/bindings/clock/ti/dpll.txt
+
+Required properties:
+- compatible : shall be "ti,dra7-apll-clock" or "ti,omap2-apll-clock"
+- #clock-cells : from common clock binding; shall be set to 0.
+- clocks : link phandles of parent clocks (clk-ref and clk-bypass)
+- reg : address and length of the register set for controlling the APLL.
+ It contains the information of registers in the following order:
+ "control" - contains the control register offset
+ "idlest" - contains the idlest register offset
+ "autoidle" - contains the autoidle register offset (OMAP2 only)
+- ti,clock-frequency : static clock frequency for the clock (OMAP2 only)
+- ti,idlest-shift : bit-shift for the idlest field (OMAP2 only)
+- ti,bit-shift : bit-shift for enable and autoidle fields (OMAP2 only)
+
+Examples:
+ apll_pcie_ck: apll_pcie_ck {
+ #clock-cells = <0>;
+ clocks = <&apll_pcie_in_clk_mux>, <&dpll_pcie_ref_ck>;
+ reg = <0x021c>, <0x0220>;
+ compatible = "ti,dra7-apll-clock";
+ };
+
+ apll96_ck: apll96_ck {
+ #clock-cells = <0>;
+ compatible = "ti,omap2-apll-clock";
+ clocks = <&sys_ck>;
+ ti,bit-shift = <2>;
+ ti,idlest-shift = <8>;
+ ti,clock-frequency = <96000000>;
+ reg = <0x0500>, <0x0530>, <0x0520>;
+ };
diff --git a/Documentation/devicetree/bindings/clock/ti/autoidle.txt b/Documentation/devicetree/bindings/clock/ti/autoidle.txt
new file mode 100644
index 000000000..7c735dde9
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/autoidle.txt
@@ -0,0 +1,39 @@
+Binding for Texas Instruments autoidle clock.
+
+Binding status: Unstable - ABI compatibility may be broken in the future
+
+This binding uses the common clock binding[1]. It assumes a register mapped
+clock which can be put to idle automatically by hardware based on the usage
+and a configuration bit setting. Autoidle clock is never an individual
+clock, it is always a derivative of some basic clock like a gate, divider,
+or fixed-factor.
+
+[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
+
+Required properties:
+- reg : offset for the register controlling the autoidle
+- ti,autoidle-shift : bit shift of the autoidle enable bit
+- ti,invert-autoidle-bit : autoidle is enabled by setting the bit to 0
+
+Examples:
+ dpll_core_m4_ck: dpll_core_m4_ck {
+ #clock-cells = <0>;
+ compatible = "ti,divider-clock";
+ clocks = <&dpll_core_x2_ck>;
+ ti,max-div = <31>;
+ ti,autoidle-shift = <8>;
+ reg = <0x2d38>;
+ ti,index-starts-at-one;
+ ti,invert-autoidle-bit;
+ };
+
+ dpll_usb_clkdcoldo_ck: dpll_usb_clkdcoldo_ck {
+ #clock-cells = <0>;
+ compatible = "ti,fixed-factor-clock";
+ clocks = <&dpll_usb_ck>;
+ ti,clock-div = <1>;
+ ti,autoidle-shift = <8>;
+ reg = <0x01b4>;
+ ti,clock-mult = <1>;
+ ti,invert-autoidle-bit;
+ };
diff --git a/Documentation/devicetree/bindings/clock/ti/clockdomain.txt b/Documentation/devicetree/bindings/clock/ti/clockdomain.txt
new file mode 100644
index 000000000..9c6199249
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/clockdomain.txt
@@ -0,0 +1,27 @@
+Binding for Texas Instruments clockdomain.
+
+Binding status: Unstable - ABI compatibility may be broken in the future
+
+This binding uses the common clock binding[1] in consumer role.
+Every clock on TI SoC belongs to one clockdomain, but software
+only needs this information for specific clocks which require
+their parent clockdomain to be controlled when the clock is
+enabled/disabled. This binding doesn't define a new clock
+binding type, it is used to group existing clock nodes under
+hardware hierarchy.
+
+[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
+
+Required properties:
+- compatible : shall be "ti,clockdomain"
+- #clock-cells : from common clock binding; shall be set to 0.
+- clocks : link phandles of clocks within this domain
+
+Optional properties:
+- clock-output-names : from common clock binding.
+
+Examples:
+ dss_clkdm: dss_clkdm {
+ compatible = "ti,clockdomain";
+ clocks = <&dss1_alwon_fck_3430es2>, <&dss_ick_3430es2>;
+ };
diff --git a/Documentation/devicetree/bindings/clock/ti/composite.txt b/Documentation/devicetree/bindings/clock/ti/composite.txt
new file mode 100644
index 000000000..33ac7c9ad
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/composite.txt
@@ -0,0 +1,57 @@
+Binding for TI composite clock.
+
+Binding status: Unstable - ABI compatibility may be broken in the future
+
+This binding uses the common clock binding[1]. It assumes a
+register-mapped composite clock with multiple different sub-types;
+
+a multiplexer clock with multiple input clock signals or parents, one
+of which can be selected as output, this behaves exactly as [2]
+
+an adjustable clock rate divider, this behaves exactly as [3]
+
+a gating function which can be used to enable and disable the output
+clock, this behaves exactly as [4]
+
+The binding must provide a list of the component clocks that shall be
+merged to this clock. The component clocks shall be of one of the
+"ti,*composite*-clock" types.
+
+[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
+[2] Documentation/devicetree/bindings/clock/ti/mux.txt
+[3] Documentation/devicetree/bindings/clock/ti/divider.txt
+[4] Documentation/devicetree/bindings/clock/ti/gate.txt
+
+Required properties:
+- compatible : shall be: "ti,composite-clock"
+- clocks : link phandles of component clocks
+- #clock-cells : from common clock binding; shall be set to 0.
+
+Optional properties:
+- clock-output-names : from common clock binding.
+
+Examples:
+
+usb_l4_gate_ick: usb_l4_gate_ick {
+ #clock-cells = <0>;
+ compatible = "ti,composite-interface-clock";
+ clocks = <&l4_ick>;
+ ti,bit-shift = <5>;
+ reg = <0x0a10>;
+};
+
+usb_l4_div_ick: usb_l4_div_ick {
+ #clock-cells = <0>;
+ compatible = "ti,composite-divider-clock";
+ clocks = <&l4_ick>;
+ ti,bit-shift = <4>;
+ ti,max-div = <1>;
+ reg = <0x0a40>;
+ ti,index-starts-at-one;
+};
+
+usb_l4_ick: usb_l4_ick {
+ #clock-cells = <0>;
+ compatible = "ti,composite-clock";
+ clocks = <&usb_l4_gate_ick>, <&usb_l4_div_ick>;
+};
diff --git a/Documentation/devicetree/bindings/clock/ti/davinci/da8xx-cfgchip.txt b/Documentation/devicetree/bindings/clock/ti/davinci/da8xx-cfgchip.txt
new file mode 100644
index 000000000..1e03dce99
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/davinci/da8xx-cfgchip.txt
@@ -0,0 +1,93 @@
+Binding for TI DA8XX/OMAP-L13X/AM17XX/AM18XX CFGCHIP clocks
+
+TI DA8XX/OMAP-L13X/AM17XX/AM18XX SoCs contain a general purpose set of
+registers call CFGCHIPn. Some of these registers function as clock
+gates. This document describes the bindings for those clocks.
+
+All of the clock nodes described below must be child nodes of a CFGCHIP node
+(compatible = "ti,da830-cfgchip").
+
+USB PHY clocks
+--------------
+Required properties:
+- compatible: shall be "ti,da830-usb-phy-clocks".
+- #clock-cells: from common clock binding; shall be set to 1.
+- clocks: phandles to the parent clocks corresponding to clock-names
+- clock-names: shall be "fck", "usb_refclkin", "auxclk"
+
+This node provides two clocks. The clock at index 0 is the USB 2.0 PHY 48MHz
+clock and the clock at index 1 is the USB 1.1 PHY 48MHz clock.
+
+eHRPWM Time Base Clock (TBCLK)
+------------------------------
+Required properties:
+- compatible: shall be "ti,da830-tbclksync".
+- #clock-cells: from common clock binding; shall be set to 0.
+- clocks: phandle to the parent clock
+- clock-names: shall be "fck"
+
+PLL DIV4.5 divider
+------------------
+Required properties:
+- compatible: shall be "ti,da830-div4p5ena".
+- #clock-cells: from common clock binding; shall be set to 0.
+- clocks: phandle to the parent clock
+- clock-names: shall be "pll0_pllout"
+
+EMIFA clock source (ASYNC1)
+---------------------------
+Required properties:
+- compatible: shall be "ti,da850-async1-clksrc".
+- #clock-cells: from common clock binding; shall be set to 0.
+- clocks: phandles to the parent clocks corresponding to clock-names
+- clock-names: shall be "pll0_sysclk3", "div4.5"
+
+ASYNC3 clock source
+-------------------
+Required properties:
+- compatible: shall be "ti,da850-async3-clksrc".
+- #clock-cells: from common clock binding; shall be set to 0.
+- clocks: phandles to the parent clocks corresponding to clock-names
+- clock-names: shall be "pll0_sysclk2", "pll1_sysclk2"
+
+Examples:
+
+ cfgchip: syscon@1417c {
+ compatible = "ti,da830-cfgchip", "syscon", "simple-mfd";
+ reg = <0x1417c 0x14>;
+
+ usb_phy_clk: usb-phy-clocks {
+ compatible = "ti,da830-usb-phy-clocks";
+ #clock-cells = <1>;
+ clocks = <&psc1 1>, <&usb_refclkin>, <&pll0_auxclk>;
+ clock-names = "fck", "usb_refclkin", "auxclk";
+ };
+ ehrpwm_tbclk: ehrpwm_tbclk {
+ compatible = "ti,da830-tbclksync";
+ #clock-cells = <0>;
+ clocks = <&psc1 17>;
+ clock-names = "fck";
+ };
+ div4p5_clk: div4.5 {
+ compatible = "ti,da830-div4p5ena";
+ #clock-cells = <0>;
+ clocks = <&pll0_pllout>;
+ clock-names = "pll0_pllout";
+ };
+ async1_clk: async1 {
+ compatible = "ti,da850-async1-clksrc";
+ #clock-cells = <0>;
+ clocks = <&pll0_sysclk 3>, <&div4p5_clk>;
+ clock-names = "pll0_sysclk3", "div4.5";
+ };
+ async3_clk: async3 {
+ compatible = "ti,da850-async3-clksrc";
+ #clock-cells = <0>;
+ clocks = <&pll0_sysclk 2>, <&pll1_sysclk 2>;
+ clock-names = "pll0_sysclk2", "pll1_sysclk2";
+ };
+ };
+
+Also see:
+- Documentation/devicetree/bindings/clock/clock-bindings.txt
+
diff --git a/Documentation/devicetree/bindings/clock/ti/davinci/pll.txt b/Documentation/devicetree/bindings/clock/ti/davinci/pll.txt
new file mode 100644
index 000000000..c98945383
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/davinci/pll.txt
@@ -0,0 +1,96 @@
+Binding for TI DaVinci PLL Controllers
+
+The PLL provides clocks to most of the components on the SoC. In addition
+to the PLL itself, this controller also contains bypasses, gates, dividers,
+an multiplexers for various clock signals.
+
+Required properties:
+- compatible: shall be one of:
+ - "ti,da850-pll0" for PLL0 on DA850/OMAP-L138/AM18XX
+ - "ti,da850-pll1" for PLL1 on DA850/OMAP-L138/AM18XX
+- reg: physical base address and size of the controller's register area.
+- clocks: phandles corresponding to the clock names
+- clock-names: names of the clock sources - depends on compatible string
+ - for "ti,da850-pll0", shall be "clksrc", "extclksrc"
+ - for "ti,da850-pll1", shall be "clksrc"
+
+Optional properties:
+- ti,clkmode-square-wave: Indicates that the board is supplying a square
+ wave input on the OSCIN pin instead of using a crystal oscillator.
+ This property is only valid when compatible = "ti,da850-pll0".
+
+
+Optional child nodes:
+
+pllout
+ Describes the main PLL clock output (before POSTDIV). The node name must
+ be "pllout".
+
+ Required properties:
+ - #clock-cells: shall be 0
+
+sysclk
+ Describes the PLLDIVn divider clocks that provide the SYSCLKn clock
+ domains. The node name must be "sysclk". Consumers of this node should
+ use "n" in "SYSCLKn" as the index parameter for the clock cell.
+
+ Required properties:
+ - #clock-cells: shall be 1
+
+auxclk
+ Describes the AUXCLK output of the PLL. The node name must be "auxclk".
+ This child node is only valid when compatible = "ti,da850-pll0".
+
+ Required properties:
+ - #clock-cells: shall be 0
+
+obsclk
+ Describes the OBSCLK output of the PLL. The node name must be "obsclk".
+
+ Required properties:
+ - #clock-cells: shall be 0
+
+
+Examples:
+
+ pll0: clock-controller@11000 {
+ compatible = "ti,da850-pll0";
+ reg = <0x11000 0x1000>;
+ clocks = <&ref_clk>, <&pll1_sysclk 3>;
+ clock-names = "clksrc", "extclksrc";
+ ti,clkmode-square-wave;
+
+ pll0_pllout: pllout {
+ #clock-cells = <0>;
+ };
+
+ pll0_sysclk: sysclk {
+ #clock-cells = <1>;
+ };
+
+ pll0_auxclk: auxclk {
+ #clock-cells = <0>;
+ };
+
+ pll0_obsclk: obsclk {
+ #clock-cells = <0>;
+ };
+ };
+
+ pll1: clock-controller@21a000 {
+ compatible = "ti,da850-pll1";
+ reg = <0x21a000 0x1000>;
+ clocks = <&ref_clk>;
+ clock-names = "clksrc";
+
+ pll0_sysclk: sysclk {
+ #clock-cells = <1>;
+ };
+
+ pll0_obsclk: obsclk {
+ #clock-cells = <0>;
+ };
+ };
+
+Also see:
+- Documentation/devicetree/bindings/clock/clock-bindings.txt
diff --git a/Documentation/devicetree/bindings/clock/ti/davinci/psc.txt b/Documentation/devicetree/bindings/clock/ti/davinci/psc.txt
new file mode 100644
index 000000000..5f746ebf7
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/davinci/psc.txt
@@ -0,0 +1,71 @@
+Binding for TI DaVinci Power Sleep Controller (PSC)
+
+The PSC provides power management, clock gating and reset functionality. It is
+primarily used for clocking.
+
+Required properties:
+- compatible: shall be one of:
+ - "ti,da850-psc0" for PSC0 on DA850/OMAP-L138/AM18XX
+ - "ti,da850-psc1" for PSC1 on DA850/OMAP-L138/AM18XX
+- reg: physical base address and size of the controller's register area
+- #clock-cells: from common clock binding; shall be set to 1
+- #power-domain-cells: from generic power domain binding; shall be set to 1.
+- clocks: phandles to clocks corresponding to the clock-names property
+- clock-names: list of parent clock names - depends on compatible value
+ - for "ti,da850-psc0", shall be "pll0_sysclk1", "pll0_sysclk2",
+ "pll0_sysclk4", "pll0_sysclk6", "async1"
+ - for "ti,da850-psc1", shall be "pll0_sysclk2", "pll0_sysclk4", "async3"
+
+Optional properties:
+- #reset-cells: from reset binding; shall be set to 1 - only applicable when
+ at least one local domain provides a local reset.
+
+Consumers:
+
+ Clock, power domain and reset consumers shall use the local power domain
+ module ID (LPSC) as the index corresponding to the clock cell. Refer to
+ the device-specific datasheet to find these numbers. NB: Most local
+ domains only provide a clock/power domain and not a reset.
+
+Examples:
+
+ psc0: clock-controller@10000 {
+ compatible = "ti,da850-psc0";
+ reg = <0x10000 0x1000>;
+ #clock-cells = <1>;
+ #power-domain-cells = <1>;
+ #reset-cells = <1>;
+ clocks = <&pll0_sysclk 1>, <&pll0_sysclk 2>,
+ <&pll0_sysclk 4>, <&pll0_sysclk 6>, <&async1_clk>;
+ clock_names = "pll0_sysclk1", "pll0_sysclk2",
+ "pll0_sysclk4", "pll0_sysclk6", "async1";
+ };
+ psc1: clock-controller@227000 {
+ compatible = "ti,da850-psc1";
+ reg = <0x227000 0x1000>;
+ #clock-cells = <1>;
+ #power-domain-cells = <1>;
+ clocks = <&pll0_sysclk 2>, <&pll0_sysclk 4>, <&async3_clk>;
+ clock_names = "pll0_sysclk2", "pll0_sysclk4", "async3";
+ };
+
+ /* consumer */
+ dsp: dsp@11800000 {
+ compatible = "ti,da850-dsp";
+ reg = <0x11800000 0x40000>,
+ <0x11e00000 0x8000>,
+ <0x11f00000 0x8000>,
+ <0x01c14044 0x4>,
+ <0x01c14174 0x8>;
+ reg-names = "l2sram", "l1pram", "l1dram", "host1cfg", "chipsig";
+ interrupt-parent = <&intc>;
+ interrupts = <28>;
+ clocks = <&psc0 15>;
+ power-domains = <&psc0 15>;
+ resets = <&psc0 15>;
+ };
+
+Also see:
+- Documentation/devicetree/bindings/clock/clock-bindings.txt
+- Documentation/devicetree/bindings/power/power-domain.yaml
+- Documentation/devicetree/bindings/reset/reset.txt
diff --git a/Documentation/devicetree/bindings/clock/ti/divider.txt b/Documentation/devicetree/bindings/clock/ti/divider.txt
new file mode 100644
index 000000000..9b13b3297
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/divider.txt
@@ -0,0 +1,117 @@
+Binding for TI divider clock
+
+Binding status: Unstable - ABI compatibility may be broken in the future
+
+This binding uses the common clock binding[1]. It assumes a
+register-mapped adjustable clock rate divider that does not gate and has
+only one input clock or parent. By default the value programmed into
+the register is one less than the actual divisor value. E.g:
+
+register value actual divisor value
+0 1
+1 2
+2 3
+
+This assumption may be modified by the following optional properties:
+
+ti,index-starts-at-one - valid divisor values start at 1, not the default
+of 0. E.g:
+register value actual divisor value
+1 1
+2 2
+3 3
+
+ti,index-power-of-two - valid divisor values are powers of two. E.g:
+register value actual divisor value
+0 1
+1 2
+2 4
+
+Additionally an array of valid dividers may be supplied like so:
+
+ ti,dividers = <4>, <8>, <0>, <16>;
+
+Which will map the resulting values to a divisor table by their index:
+register value actual divisor value
+0 4
+1 8
+2 <invalid divisor, skipped>
+3 16
+
+Any zero value in this array means the corresponding bit-value is invalid
+and must not be used.
+
+The binding must also provide the register to control the divider and
+unless the divider array is provided, min and max dividers. Optionally
+the number of bits to shift that mask, if necessary. If the shift value
+is missing it is the same as supplying a zero shift.
+
+This binding can also optionally provide support to the hardware autoidle
+feature, see [2].
+
+[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
+[2] Documentation/devicetree/bindings/clock/ti/autoidle.txt
+
+Required properties:
+- compatible : shall be "ti,divider-clock" or "ti,composite-divider-clock".
+- #clock-cells : from common clock binding; shall be set to 0.
+- clocks : link to phandle of parent clock
+- reg : offset for register controlling adjustable divider
+
+Optional properties:
+- clock-output-names : from common clock binding.
+- ti,dividers : array of integers defining divisors
+- ti,bit-shift : number of bits to shift the divider value, defaults to 0
+- ti,min-div : min divisor for dividing the input clock rate, only
+ needed if the first divisor is offset from the default value (1)
+- ti,max-div : max divisor for dividing the input clock rate, only needed
+ if ti,dividers is not defined.
+- ti,index-starts-at-one : valid divisor programming starts at 1, not zero,
+ only valid if ti,dividers is not defined.
+- ti,index-power-of-two : valid divisor programming must be a power of two,
+ only valid if ti,dividers is not defined.
+- ti,autoidle-shift : bit shift of the autoidle enable bit for the clock,
+ see [2]
+- ti,invert-autoidle-bit : autoidle is enabled by setting the bit to 0,
+ see [2]
+- ti,set-rate-parent : clk_set_rate is propagated to parent
+- ti,latch-bit : latch the divider value to HW, only needed if the register
+ access requires this. As an example dra76x DPLL_GMAC H14 divider implements
+ such behavior.
+
+Examples:
+dpll_usb_m2_ck: dpll_usb_m2_ck@4a008190 {
+ #clock-cells = <0>;
+ compatible = "ti,divider-clock";
+ clocks = <&dpll_usb_ck>;
+ ti,max-div = <127>;
+ reg = <0x190>;
+ ti,index-starts-at-one;
+};
+
+aess_fclk: aess_fclk@4a004528 {
+ #clock-cells = <0>;
+ compatible = "ti,divider-clock";
+ clocks = <&abe_clk>;
+ ti,bit-shift = <24>;
+ reg = <0x528>;
+ ti,max-div = <2>;
+};
+
+dpll_core_m3x2_div_ck: dpll_core_m3x2_div_ck {
+ #clock-cells = <0>;
+ compatible = "ti,composite-divider-clock";
+ clocks = <&dpll_core_x2_ck>;
+ ti,max-div = <31>;
+ reg = <0x0134>;
+ ti,index-starts-at-one;
+};
+
+ssi_ssr_div_fck_3430es2: ssi_ssr_div_fck_3430es2 {
+ #clock-cells = <0>;
+ compatible = "ti,composite-divider-clock";
+ clocks = <&corex2_fck>;
+ ti,bit-shift = <8>;
+ reg = <0x0a40>;
+ ti,dividers = <0>, <1>, <2>, <3>, <4>, <0>, <6>, <0>, <8>;
+};
diff --git a/Documentation/devicetree/bindings/clock/ti/dpll.txt b/Documentation/devicetree/bindings/clock/ti/dpll.txt
new file mode 100644
index 000000000..37a7cb6ad
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/dpll.txt
@@ -0,0 +1,105 @@
+Binding for Texas Instruments DPLL clock.
+
+Binding status: Unstable - ABI compatibility may be broken in the future
+
+This binding uses the common clock binding[1]. It assumes a
+register-mapped DPLL with usually two selectable input clocks
+(reference clock and bypass clock), with digital phase locked
+loop logic for multiplying the input clock to a desired output
+clock. This clock also typically supports different operation
+modes (locked, low power stop etc.) This binding has several
+sub-types, which effectively result in slightly different setup
+for the actual DPLL clock.
+
+[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
+
+Required properties:
+- compatible : shall be one of:
+ "ti,omap3-dpll-clock",
+ "ti,omap3-dpll-core-clock",
+ "ti,omap3-dpll-per-clock",
+ "ti,omap3-dpll-per-j-type-clock",
+ "ti,omap4-dpll-clock",
+ "ti,omap4-dpll-x2-clock",
+ "ti,omap4-dpll-core-clock",
+ "ti,omap4-dpll-m4xen-clock",
+ "ti,omap4-dpll-j-type-clock",
+ "ti,omap5-mpu-dpll-clock",
+ "ti,am3-dpll-no-gate-clock",
+ "ti,am3-dpll-j-type-clock",
+ "ti,am3-dpll-no-gate-j-type-clock",
+ "ti,am3-dpll-clock",
+ "ti,am3-dpll-core-clock",
+ "ti,am3-dpll-x2-clock",
+ "ti,omap2-dpll-core-clock",
+
+- #clock-cells : from common clock binding; shall be set to 0.
+- clocks : link phandles of parent clocks, first entry lists reference clock
+ and second entry bypass clock
+- reg : offsets for the register set for controlling the DPLL.
+ Registers are listed in following order:
+ "control" - contains the control register base address
+ "idlest" - contains the idle status register base address
+ "mult-div1" - contains the multiplier / divider register base address
+ "autoidle" - contains the autoidle register base address (optional)
+ "ssc-deltam" - DPLL supports spread spectrum clocking (SSC), contains
+ the frequency spreading register base address (optional)
+ "ssc-modfreq" - DPLL supports spread spectrum clocking (SSC), contains
+ the modulation frequency register base address
+ (optional)
+ ti,am3-* dpll types do not have autoidle register
+ ti,omap2-* dpll type does not support idlest / autoidle registers
+
+Optional properties:
+- DPLL mode setting - defining any one or more of the following overrides
+ default setting.
+ - ti,low-power-stop : DPLL supports low power stop mode, gating output
+ - ti,low-power-bypass : DPLL output matches rate of parent bypass clock
+ - ti,lock : DPLL locks in programmed rate
+ - ti,min-div : the minimum divisor to start from to round the DPLL
+ target rate
+ - ti,ssc-deltam : DPLL supports spread spectrum clocking, frequency
+ spreading in permille (10th of a percent)
+ - ti,ssc-modfreq-hz : DPLL supports spread spectrum clocking, spread
+ spectrum modulation frequency
+ - ti,ssc-downspread : DPLL supports spread spectrum clocking, boolean
+ to enable the downspread feature
+
+Examples:
+ dpll_core_ck: dpll_core_ck@44e00490 {
+ #clock-cells = <0>;
+ compatible = "ti,omap4-dpll-core-clock";
+ clocks = <&sys_clkin_ck>, <&sys_clkin_ck>;
+ reg = <0x490>, <0x45c>, <0x488>, <0x468>;
+ };
+
+ dpll2_ck: dpll2_ck@48004004 {
+ #clock-cells = <0>;
+ compatible = "ti,omap3-dpll-clock";
+ clocks = <&sys_ck>, <&dpll2_fck>;
+ ti,low-power-stop;
+ ti,low-power-bypass;
+ ti,lock;
+ reg = <0x4>, <0x24>, <0x34>, <0x40>;
+ };
+
+ dpll_core_ck: dpll_core_ck@44e00490 {
+ #clock-cells = <0>;
+ compatible = "ti,am3-dpll-core-clock";
+ clocks = <&sys_clkin_ck>, <&sys_clkin_ck>;
+ reg = <0x90>, <0x5c>, <0x68>;
+ };
+
+ dpll_ck: dpll_ck {
+ #clock-cells = <0>;
+ compatible = "ti,omap2-dpll-core-clock";
+ clocks = <&sys_ck>, <&sys_ck>;
+ reg = <0x0500>, <0x0540>;
+ };
+
+ dpll_disp_ck: dpll_disp_ck {
+ #clock-cells = <0>;
+ compatible = "ti,am3-dpll-no-gate-clock";
+ clocks = <&sys_clkin_ck>, <&sys_clkin_ck>;
+ reg = <0x0498>, <0x0448>, <0x0454>, <0x044c>, <0x0450>;
+ };
diff --git a/Documentation/devicetree/bindings/clock/ti/dra7-atl.txt b/Documentation/devicetree/bindings/clock/ti/dra7-atl.txt
new file mode 100644
index 000000000..68504079f
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/dra7-atl.txt
@@ -0,0 +1,94 @@
+Device Tree Clock bindings for ATL (Audio Tracking Logic) of DRA7 SoC.
+
+The ATL IP is used to generate clock to be used to synchronize baseband and
+audio codec. A single ATL IP provides four ATL clock instances sharing the same
+functional clock but can be configured to provide different clocks.
+ATL can maintain a clock averages to some desired frequency based on the bws/aws
+signals - can compensate the drift between the two ws signal.
+
+In order to provide the support for ATL and its output clocks (which can be used
+internally within the SoC or external components) two sets of bindings is needed:
+
+Clock tree binding:
+This binding uses the common clock binding[1].
+To be able to integrate the ATL clocks with DT clock tree.
+Provides ccf level representation of the ATL clocks to be used by drivers.
+Since the clock instances are part of a single IP this binding is used as a node
+for the DT clock tree, the IP driver is needed to handle the actual configuration
+of the IP.
+
+[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
+
+Required properties:
+- compatible : shall be "ti,dra7-atl-clock"
+- #clock-cells : from common clock binding; shall be set to 0.
+- clocks : link phandles to functional clock of ATL
+
+Binding for the IP driver:
+This binding is used to configure the IP driver which is going to handle the
+configuration of the IP for the ATL clock instances.
+
+Required properties:
+- compatible : shall be "ti,dra7-atl"
+- reg : base address for the ATL IP
+- ti,provided-clocks : List of phandles to the clocks associated with the ATL
+- clocks : link phandles to functional clock of ATL
+- clock-names : Shall be set to "fck"
+- ti,hwmods : Shall be set to "atl"
+
+Optional properties:
+Configuration of ATL instances:
+- atl{0/1/2/3} {
+ - bws : Baseband word select signal selection
+ - aws : Audio word select signal selection
+};
+
+For valid word select signals, see the dt-bindings/clock/ti-dra7-atl.h include
+file.
+
+Examples:
+/* clock bindings for atl provided clocks */
+atl_clkin0_ck: atl_clkin0_ck {
+ #clock-cells = <0>;
+ compatible = "ti,dra7-atl-clock";
+ clocks = <&atl_gfclk_mux>;
+};
+
+atl_clkin1_ck: atl_clkin1_ck {
+ #clock-cells = <0>;
+ compatible = "ti,dra7-atl-clock";
+ clocks = <&atl_gfclk_mux>;
+};
+
+atl_clkin2_ck: atl_clkin2_ck {
+ #clock-cells = <0>;
+ compatible = "ti,dra7-atl-clock";
+ clocks = <&atl_gfclk_mux>;
+};
+
+atl_clkin3_ck: atl_clkin3_ck {
+ #clock-cells = <0>;
+ compatible = "ti,dra7-atl-clock";
+ clocks = <&atl_gfclk_mux>;
+};
+
+/* binding for the IP */
+atl: atl@4843c000 {
+ compatible = "ti,dra7-atl";
+ reg = <0x4843c000 0x3ff>;
+ ti,hwmods = "atl";
+ ti,provided-clocks = <&atl_clkin0_ck>, <&atl_clkin1_ck>,
+ <&atl_clkin2_ck>, <&atl_clkin3_ck>;
+ clocks = <&atl_gfclk_mux>;
+ clock-names = "fck";
+};
+
+#include <dt-bindings/clock/ti-dra7-atl.h>
+
+&atl {
+
+ atl2 {
+ bws = <DRA7_ATL_WS_MCASP2_FSX>;
+ aws = <DRA7_ATL_WS_MCASP3_FSX>;
+ };
+};
diff --git a/Documentation/devicetree/bindings/clock/ti/fapll.txt b/Documentation/devicetree/bindings/clock/ti/fapll.txt
new file mode 100644
index 000000000..c19b3f253
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/fapll.txt
@@ -0,0 +1,33 @@
+Binding for Texas Instruments FAPLL clock.
+
+Binding status: Unstable - ABI compatibility may be broken in the future
+
+This binding uses the common clock binding[1]. It assumes a
+register-mapped FAPLL with usually two selectable input clocks
+(reference clock and bypass clock), and one or more child
+syntesizers.
+
+[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
+
+Required properties:
+- compatible : shall be "ti,dm816-fapll-clock"
+- #clock-cells : from common clock binding; shall be set to 0.
+- clocks : link phandles of parent clocks (clk-ref and clk-bypass)
+- reg : address and length of the register set for controlling the FAPLL.
+
+Examples:
+ main_fapll: main_fapll {
+ #clock-cells = <1>;
+ compatible = "ti,dm816-fapll-clock";
+ reg = <0x400 0x40>;
+ clocks = <&sys_clkin_ck &sys_clkin_ck>;
+ clock-indices = <1>, <2>, <3>, <4>, <5>,
+ <6>, <7>;
+ clock-output-names = "main_pll_clk1",
+ "main_pll_clk2",
+ "main_pll_clk3",
+ "main_pll_clk4",
+ "main_pll_clk5",
+ "main_pll_clk6",
+ "main_pll_clk7";
+ };
diff --git a/Documentation/devicetree/bindings/clock/ti/fixed-factor-clock.txt b/Documentation/devicetree/bindings/clock/ti/fixed-factor-clock.txt
new file mode 100644
index 000000000..518e3c142
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/fixed-factor-clock.txt
@@ -0,0 +1,44 @@
+Binding for TI fixed factor rate clock sources.
+
+Binding status: Unstable - ABI compatibility may be broken in the future
+
+This binding uses the common clock binding[1], and also uses the autoidle
+support from TI autoidle clock [2].
+
+[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
+[2] Documentation/devicetree/bindings/clock/ti/autoidle.txt
+
+Required properties:
+- compatible : shall be "ti,fixed-factor-clock".
+- #clock-cells : from common clock binding; shall be set to 0.
+- ti,clock-div: fixed divider.
+- ti,clock-mult: fixed multiplier.
+- clocks: parent clock.
+
+Optional properties:
+- clock-output-names : from common clock binding.
+- ti,autoidle-shift: bit shift of the autoidle enable bit for the clock,
+ see [2]
+- reg: offset for the autoidle register of this clock, see [2]
+- ti,invert-autoidle-bit: autoidle is enabled by setting the bit to 0, see [2]
+- ti,set-rate-parent: clk_set_rate is propagated to parent
+
+Example:
+ clock {
+ compatible = "ti,fixed-factor-clock";
+ clocks = <&parentclk>;
+ #clock-cells = <0>;
+ ti,clock-div = <2>;
+ ti,clock-mult = <1>;
+ };
+
+ dpll_usb_clkdcoldo_ck: dpll_usb_clkdcoldo_ck {
+ #clock-cells = <0>;
+ compatible = "ti,fixed-factor-clock";
+ clocks = <&dpll_usb_ck>;
+ ti,clock-div = <1>;
+ ti,autoidle-shift = <8>;
+ reg = <0x01b4>;
+ ti,clock-mult = <1>;
+ ti,invert-autoidle-bit;
+ };
diff --git a/Documentation/devicetree/bindings/clock/ti/gate.txt b/Documentation/devicetree/bindings/clock/ti/gate.txt
new file mode 100644
index 000000000..4982615c0
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/gate.txt
@@ -0,0 +1,107 @@
+Binding for Texas Instruments gate clock.
+
+Binding status: Unstable - ABI compatibility may be broken in the future
+
+This binding uses the common clock binding[1]. This clock is
+quite much similar to the basic gate-clock [2], however,
+it supports a number of additional features. If no register
+is provided for this clock, the code assumes that a clockdomain
+will be controlled instead and the corresponding hw-ops for
+that is used.
+
+[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
+[2] Documentation/devicetree/bindings/clock/gpio-gate-clock.yaml
+[3] Documentation/devicetree/bindings/clock/ti/clockdomain.txt
+
+Required properties:
+- compatible : shall be one of:
+ "ti,gate-clock" - basic gate clock
+ "ti,wait-gate-clock" - gate clock which waits until clock is active before
+ returning from clk_enable()
+ "ti,dss-gate-clock" - gate clock with DSS specific hardware handling
+ "ti,am35xx-gate-clock" - gate clock with AM35xx specific hardware handling
+ "ti,clkdm-gate-clock" - clockdomain gate clock, which derives its functional
+ clock directly from a clockdomain, see [3] how
+ to map clockdomains properly
+ "ti,hsdiv-gate-clock" - gate clock with OMAP36xx specific hardware handling,
+ required for a hardware errata
+ "ti,composite-gate-clock" - composite gate clock, to be part of composite
+ clock
+ "ti,composite-no-wait-gate-clock" - composite gate clock that does not wait
+ for clock to be active before returning
+ from clk_enable()
+- #clock-cells : from common clock binding; shall be set to 0
+- clocks : link to phandle of parent clock
+- reg : offset for register controlling adjustable gate, not needed for
+ ti,clkdm-gate-clock type
+
+Optional properties:
+- clock-output-names : from common clock binding.
+- ti,bit-shift : bit shift for programming the clock gate, invalid for
+ ti,clkdm-gate-clock type
+- ti,set-bit-to-disable : inverts default gate programming. Setting the bit
+ gates the clock and clearing the bit ungates the clock.
+
+Examples:
+ mmchs2_fck: mmchs2_fck@48004a00 {
+ #clock-cells = <0>;
+ compatible = "ti,gate-clock";
+ clocks = <&core_96m_fck>;
+ reg = <0x0a00>;
+ ti,bit-shift = <25>;
+ };
+
+ uart4_fck_am35xx: uart4_fck_am35xx {
+ #clock-cells = <0>;
+ compatible = "ti,wait-gate-clock";
+ clocks = <&core_48m_fck>;
+ reg = <0x0a00>;
+ ti,bit-shift = <23>;
+ };
+
+ dss1_alwon_fck_3430es2: dss1_alwon_fck_3430es2@48004e00 {
+ #clock-cells = <0>;
+ compatible = "ti,dss-gate-clock";
+ clocks = <&dpll4_m4x2_ck>;
+ reg = <0x0e00>;
+ ti,bit-shift = <0>;
+ };
+
+ emac_ick: emac_ick@4800259c {
+ #clock-cells = <0>;
+ compatible = "ti,am35xx-gate-clock";
+ clocks = <&ipss_ick>;
+ reg = <0x059c>;
+ ti,bit-shift = <1>;
+ };
+
+ emu_src_ck: emu_src_ck {
+ #clock-cells = <0>;
+ compatible = "ti,clkdm-gate-clock";
+ clocks = <&emu_src_mux_ck>;
+ };
+
+ dpll4_m2x2_ck: dpll4_m2x2_ck@48004d00 {
+ #clock-cells = <0>;
+ compatible = "ti,hsdiv-gate-clock";
+ clocks = <&dpll4_m2x2_mul_ck>;
+ ti,bit-shift = <0x1b>;
+ reg = <0x0d00>;
+ ti,set-bit-to-disable;
+ };
+
+ vlynq_gate_fck: vlynq_gate_fck {
+ #clock-cells = <0>;
+ compatible = "ti,composite-gate-clock";
+ clocks = <&core_ck>;
+ ti,bit-shift = <3>;
+ reg = <0x0200>;
+ };
+
+ sys_clkout2_src_gate: sys_clkout2_src_gate {
+ #clock-cells = <0>;
+ compatible = "ti,composite-no-wait-gate-clock";
+ clocks = <&core_ck>;
+ ti,bit-shift = <15>;
+ reg = <0x0070>;
+ };
diff --git a/Documentation/devicetree/bindings/clock/ti/interface.txt b/Documentation/devicetree/bindings/clock/ti/interface.txt
new file mode 100644
index 000000000..d3eb5ca92
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/interface.txt
@@ -0,0 +1,57 @@
+Binding for Texas Instruments interface clock.
+
+Binding status: Unstable - ABI compatibility may be broken in the future
+
+This binding uses the common clock binding[1]. This clock is
+quite much similar to the basic gate-clock [2], however,
+it supports a number of additional features, including
+companion clock finding (match corresponding functional gate
+clock) and hardware autoidle enable / disable.
+
+[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
+[2] Documentation/devicetree/bindings/clock/gpio-gate-clock.yaml
+
+Required properties:
+- compatible : shall be one of:
+ "ti,omap3-interface-clock" - basic OMAP3 interface clock
+ "ti,omap3-no-wait-interface-clock" - interface clock which has no hardware
+ capability for waiting clock to be ready
+ "ti,omap3-hsotgusb-interface-clock" - interface clock with USB specific HW
+ handling
+ "ti,omap3-dss-interface-clock" - interface clock with DSS specific HW handling
+ "ti,omap3-ssi-interface-clock" - interface clock with SSI specific HW handling
+ "ti,am35xx-interface-clock" - interface clock with AM35xx specific HW handling
+ "ti,omap2430-interface-clock" - interface clock with OMAP2430 specific HW
+ handling
+- #clock-cells : from common clock binding; shall be set to 0
+- clocks : link to phandle of parent clock
+- reg : base address for the control register
+
+Optional properties:
+- clock-output-names : from common clock binding.
+- ti,bit-shift : bit shift for the bit enabling/disabling the clock (default 0)
+
+Examples:
+ aes1_ick: aes1_ick@48004a14 {
+ #clock-cells = <0>;
+ compatible = "ti,omap3-interface-clock";
+ clocks = <&security_l4_ick2>;
+ reg = <0x48004a14 0x4>;
+ ti,bit-shift = <3>;
+ };
+
+ cam_ick: cam_ick@48004f10 {
+ #clock-cells = <0>;
+ compatible = "ti,omap3-no-wait-interface-clock";
+ clocks = <&l4_ick>;
+ reg = <0x48004f10 0x4>;
+ ti,bit-shift = <0>;
+ };
+
+ ssi_ick_3430es2: ssi_ick_3430es2@48004a10 {
+ #clock-cells = <0>;
+ compatible = "ti,omap3-ssi-interface-clock";
+ clocks = <&ssi_l4_ick>;
+ reg = <0x48004a10 0x4>;
+ ti,bit-shift = <0>;
+ };
diff --git a/Documentation/devicetree/bindings/clock/ti/mux.txt b/Documentation/devicetree/bindings/clock/ti/mux.txt
new file mode 100644
index 000000000..e17425a58
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/mux.txt
@@ -0,0 +1,80 @@
+Binding for TI mux clock.
+
+Binding status: Unstable - ABI compatibility may be broken in the future
+
+This binding uses the common clock binding[1]. It assumes a
+register-mapped multiplexer with multiple input clock signals or
+parents, one of which can be selected as output. This clock does not
+gate or adjust the parent rate via a divider or multiplier.
+
+By default the "clocks" property lists the parents in the same order
+as they are programmed into the regster. E.g:
+
+ clocks = <&foo_clock>, <&bar_clock>, <&baz_clock>;
+
+results in programming the register as follows:
+
+register value selected parent clock
+0 foo_clock
+1 bar_clock
+2 baz_clock
+
+Some clock controller IPs do not allow a value of zero to be programmed
+into the register, instead indexing begins at 1. The optional property
+"index-starts-at-one" modified the scheme as follows:
+
+register value selected clock parent
+1 foo_clock
+2 bar_clock
+3 baz_clock
+
+The binding must provide the register to control the mux. Optionally
+the number of bits to shift the control field in the register can be
+supplied. If the shift value is missing it is the same as supplying
+a zero shift.
+
+[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
+
+Required properties:
+- compatible : shall be "ti,mux-clock" or "ti,composite-mux-clock".
+- #clock-cells : from common clock binding; shall be set to 0.
+- clocks : link phandles of parent clocks
+- reg : register offset for register controlling adjustable mux
+
+Optional properties:
+- clock-output-names : from common clock binding.
+- ti,bit-shift : number of bits to shift the bit-mask, defaults to
+ 0 if not present
+- ti,index-starts-at-one : valid input select programming starts at 1, not
+ zero
+- ti,set-rate-parent : clk_set_rate is propagated to parent clock,
+ not supported by the composite-mux-clock subtype
+- ti,latch-bit : latch the mux value to HW, only needed if the register
+ access requires this. As an example, dra7x DPLL_GMAC H14 muxing
+ implements such behavior.
+
+Examples:
+
+sys_clkin_ck: sys_clkin_ck@4a306110 {
+ #clock-cells = <0>;
+ compatible = "ti,mux-clock";
+ clocks = <&virt_12000000_ck>, <&virt_13000000_ck>, <&virt_16800000_ck>, <&virt_19200000_ck>, <&virt_26000000_ck>, <&virt_27000000_ck>, <&virt_38400000_ck>;
+ reg = <0x0110>;
+ ti,index-starts-at-one;
+};
+
+abe_dpll_bypass_clk_mux_ck: abe_dpll_bypass_clk_mux_ck@4a306108 {
+ #clock-cells = <0>;
+ compatible = "ti,mux-clock";
+ clocks = <&sys_clkin_ck>, <&sys_32k_ck>;
+ ti,bit-shift = <24>;
+ reg = <0x0108>;
+};
+
+mcbsp5_mux_fck: mcbsp5_mux_fck {
+ #clock-cells = <0>;
+ compatible = "ti,composite-mux-clock";
+ clocks = <&core_96m_fck>, <&mcbsp_clks>;
+ ti,bit-shift = <4>;
+ reg = <0x02d8>;
+};
diff --git a/Documentation/devicetree/bindings/clock/ti/ti,clksel.yaml b/Documentation/devicetree/bindings/clock/ti/ti,clksel.yaml
new file mode 100644
index 000000000..c56f911ff
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/ti/ti,clksel.yaml
@@ -0,0 +1,51 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/ti/ti,clksel.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Binding for TI clksel clock
+
+maintainers:
+ - Tony Lindgren <tony@atomide.com>
+
+description: |
+ The TI CLKSEL clocks consist of consist of input clock mux bits, and in some
+ cases also has divider, multiplier and gate bits.
+
+properties:
+ compatible:
+ const: ti,clksel
+
+ reg:
+ maxItems: 1
+ description: The CLKSEL register range
+
+ '#address-cells':
+ enum: [ 0, 1, 2 ]
+
+ '#size-cells':
+ enum: [ 0, 1, 2 ]
+
+ ranges: true
+
+ "#clock-cells":
+ const: 2
+ description: The CLKSEL register and bit offset
+
+required:
+ - compatible
+ - reg
+ - "#clock-cells"
+
+additionalProperties:
+ type: object
+
+examples:
+ - |
+ clksel_gfx_fclk: clock@52c {
+ compatible = "ti,clksel";
+ reg = <0x25c 0x4>;
+ #clock-cells = <2>;
+ };
+...