leandrof/u-boot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

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

Browse Source 
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
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
arch/arm/cpu/armv7/am33xx/clock_am43xx.c
View File

@ -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