Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 88aa7af9 authored by Chris Packham's avatar Chris Packham Committed by Stephen Boyd
Browse files

clk: kirkwood: Add support for MV98DX1135 



The 98DX1135 is a switch chip with an integrated CPU. This is similar to
the 98DX4122 except that the core clock speed is fixed to 166Mhz.

Signed-off-by: default avatarChris Packham <chris.packham@alliedtelesis.co.nz>
Reviewed-by: default avatarAndrew Lunn <andrew@lunn.ch>
Signed-off-by: default avatarStephen Boyd <sboyd@kernel.org>
parent 9a042e71

drivers/clk/mvebu/kirkwood.c

+17 −0
Original line number Diff line number Diff line
@@ -185,6 +185,11 @@ static void __init mv88f6180_get_clk_ratio( 
	}

}



static u32 __init mv98dx1135_get_tclk_freq(void __iomem *sar)

{

	return 166666667;

}



static const struct coreclk_soc_desc kirkwood_coreclks = {

	.get_tclk_freq = kirkwood_get_tclk_freq,

	.get_cpu_freq = kirkwood_get_cpu_freq,
@@ -201,6 +206,14 @@ static const struct coreclk_soc_desc mv88f6180_coreclks = { 
	.num_ratios = ARRAY_SIZE(kirkwood_coreclk_ratios),

};



static const struct coreclk_soc_desc mv98dx1135_coreclks = {

	.get_tclk_freq = mv98dx1135_get_tclk_freq,

	.get_cpu_freq = kirkwood_get_cpu_freq,

	.get_clk_ratio = kirkwood_get_clk_ratio,

	.ratios = kirkwood_coreclk_ratios,

	.num_ratios = ARRAY_SIZE(kirkwood_coreclk_ratios),

};



/*

 * Clock Gating Control

 */
@@ -325,6 +338,8 @@ static void __init kirkwood_clk_init(struct device_node *np) 


	if (of_device_is_compatible(np, "marvell,mv88f6180-core-clock"))

		mvebu_coreclk_setup(np, &mv88f6180_coreclks);

	else if (of_device_is_compatible(np, "marvell,mv98dx1135-core-clock"))

		mvebu_coreclk_setup(np, &mv98dx1135_coreclks);

	else

		mvebu_coreclk_setup(np, &kirkwood_coreclks);
@@ -339,3 +354,5 @@ CLK_OF_DECLARE(kirkwood_clk, "marvell,kirkwood-core-clock", 
	       kirkwood_clk_init);

CLK_OF_DECLARE(mv88f6180_clk, "marvell,mv88f6180-core-clock",

	       kirkwood_clk_init);

CLK_OF_DECLARE(98dx1135_clk, "marvell,mv98dx1135-core-clock",

	       kirkwood_clk_init);