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Commit 981827a2 authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Paul Walmsley
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ARM: OMAP4: clock data: Lock ABE DPLL on all revisions 



To avoid issues with audio caused by non locked ABE DPLL we should
make sure it is locked in all OMAP4 revisions.

Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: default avatarJon Hunter <jon-hunter@ti.com>
[paul@pwsan.com: cleaned up patch description]
Signed-off-by: default avatarPaul Walmsley <paul@pwsan.com>
parent 7d1f9aef

arch/arm/mach-omap2/cclock44xx_data.c

+6 −7
Original line number Diff line number Diff line
@@ -2026,14 +2026,13 @@ int __init omap4xxx_clk_init(void) 
	 * On OMAP4460 the ABE DPLL fails to turn on if in idle low-power

	 * state when turning the ABE clock domain. Workaround this by

	 * locking the ABE DPLL on boot.

	 * Lock the ABE DPLL in any case to avoid issues with audio.

	 */

	if (cpu_is_omap446x()) {

	rc = clk_set_parent(&abe_dpll_refclk_mux_ck, &sys_32k_ck);

	if (!rc)

		rc = clk_set_rate(&dpll_abe_ck, OMAP4_DPLL_ABE_DEFFREQ);

	if (rc)

		pr_err("%s: failed to configure ABE DPLL!\n", __func__);

	}



	return 0;

}