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Commit 5abdbf2f authored by Roman Byshko's avatar Roman Byshko Committed by Emilio López
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clk: sunxi: Add USB clock register defintions 



Add register definitions for the usb-clk register found on sun4i, sun5i and
sun7i SoCs.

Signed-off-by: default avatarRoman Byshko <rbyshko@gmail.com>
Signed-off-by: default avatarHans de Goede <hdegoede@redhat.com>
Acked-by: default avatarMaxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: default avatarEmilio López <emilio@elopez.com.ar>
parent cfb0086d

Documentation/devicetree/bindings/clock/sunxi.txt

+5 −0
Original line number Diff line number Diff line
@@ -37,6 +37,8 @@ Required properties: 
	"allwinner,sun6i-a31-apb2-gates-clk" - for the APB2 gates on A31

	"allwinner,sun4i-mod0-clk" - for the module 0 family of clocks

	"allwinner,sun7i-a20-out-clk" - for the external output clocks

	"allwinner,sun4i-a10-usb-clk" - for usb gates + resets on A10 / A20

	"allwinner,sun5i-a13-usb-clk" - for usb gates + resets on A13



Required properties for all clocks:

- reg : shall be the control register address for the clock.
@@ -50,6 +52,9 @@ Required properties for all clocks: 
	If the clock module only has one output, the name shall be the

	module name.



And "allwinner,*-usb-clk" clocks also require:

- reset-cells : shall be set to 1



Clock consumers should specify the desired clocks they use with a

"clocks" phandle cell. Consumers that are using a gated clock should

provide an additional ID in their clock property. This ID is the

drivers/clk/sunxi/clk-sunxi.c

+12 −0
Original line number Diff line number Diff line
@@ -816,6 +816,16 @@ static const struct gates_data sun7i_a20_apb1_gates_data __initconst = { 
	.mask = { 0xff80ff },

};



static const struct gates_data sun4i_a10_usb_gates_data __initconst = {

	.mask = {0x1C0},

	.reset_mask = 0x07,

};



static const struct gates_data sun5i_a13_usb_gates_data __initconst = {

	.mask = {0x140},

	.reset_mask = 0x03,

};



static void __init sunxi_gates_clk_setup(struct device_node *node,

					 struct gates_data *data)

{
@@ -1107,6 +1117,8 @@ static const struct of_device_id clk_gates_match[] __initconst = { 
	{.compatible = "allwinner,sun6i-a31-apb1-gates-clk", .data = &sun6i_a31_apb1_gates_data,},

	{.compatible = "allwinner,sun7i-a20-apb1-gates-clk", .data = &sun7i_a20_apb1_gates_data,},

	{.compatible = "allwinner,sun6i-a31-apb2-gates-clk", .data = &sun6i_a31_apb2_gates_data,},

	{.compatible = "allwinner,sun4i-a10-usb-clk", .data = &sun4i_a10_usb_gates_data,},

	{.compatible = "allwinner,sun5i-a13-usb-clk", .data = &sun5i_a13_usb_gates_data,},

	{}

};