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ARM: AM43XX: Add functions to enable and disable EDMA3 clocks

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Adds functions to enable and disable edma3 clocks which can be invoked
by drivers using edma3 to control the clocks.

Signed-off-by: Vignesh R <vigneshr@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Jagan Teki <jteki@openedev.com>
This commit is contained in:
Vignesh R 2015-08-17 13:29:53 +05:30 • committed by Jagan Teki
parent 8a09cfe14b
commit 5b3b0d687e
1 changed files with 36 additions and 0 deletions
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36
arch/arm/cpu/armv7/am33xx/clock_am43xx.c
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@ -135,3 +135,39 @@ void enable_basic_clocks(void)
/* For OPP100 the mac clock should be /5. */
writel(0x4, &cmdpll->clkselmacclk);
}
#ifdef CONFIG_TI_EDMA3
void enable_edma3_clocks(void)
{
u32 *const clk_domains_edma3[] = {
0
};
u32 *const clk_modules_explicit_en_edma3[] = {
&cmper->tpccclkctrl,
&cmper->tptc0clkctrl,
0
};
do_enable_clocks(clk_domains_edma3,
clk_modules_explicit_en_edma3,
1);
}
void disable_edma3_clocks(void)
{
u32 *const clk_domains_edma3[] = {
0
};
u32 *const clk_modules_disable_edma3[] = {
&cmper->tpccclkctrl,
&cmper->tptc0clkctrl,
0
};
do_disable_clocks(clk_domains_edma3,
clk_modules_disable_edma3,
1);
}
#endif