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Commit fe7aa82d authored by Guennadi Liakhovetski's avatar Guennadi Liakhovetski Committed by Simon Horman
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ARM: shmobile: sh73a0: add a TWD clock 



Add a TWD clock on sh73a0 for the smp_twd driver to properly update the
clock's frequency upon cpufreq events.

Signed-off-by: default avatarGuennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: default avatarSimon Horman <horms+renesas@verge.net.au>
parent 0b7d7820

arch/arm/mach-shmobile/clock-sh73a0.c

+16 −0
Original line number Diff line number Diff line
@@ -288,6 +288,20 @@ static struct clk div4_clks[DIV4_NR] = { 
	[DIV4_HP] = DIV4(FRQCRB, 4, 0xdff, 0),

};



static unsigned long twd_recalc(struct clk *clk)

{

	return clk_get_rate(clk->parent) / 4;

}



static struct sh_clk_ops twd_clk_ops = {

	.recalc = twd_recalc,

};



static struct clk twd_clk = {

	.parent = &div4_clks[DIV4_Z],

	.ops = &twd_clk_ops,

};



enum { DIV6_VCK1, DIV6_VCK2, DIV6_VCK3, DIV6_ZB1,

	DIV6_FLCTL, DIV6_SDHI0, DIV6_SDHI1, DIV6_SDHI2,

	DIV6_FSIA, DIV6_FSIB, DIV6_SUB,
@@ -482,6 +496,7 @@ static struct clk dsi1phy_clk = { 
static struct clk *late_main_clks[] = {

	&dsi0phy_clk,

	&dsi1phy_clk,

	&twd_clk,

};



enum { MSTP001,
@@ -546,6 +561,7 @@ static struct clk mstp_clks[MSTP_NR] = { 
static struct clk_lookup lookups[] = {

	/* main clocks */

	CLKDEV_CON_ID("r_clk", &r_clk),

	CLKDEV_DEV_ID("smp_twd", &twd_clk), /* smp_twd */



	/* DIV6 clocks */

	CLKDEV_CON_ID("vck1_clk", &div6_clks[DIV6_VCK1]),