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vdac: add Bandgap optimization

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PD#171856: optimizationg bandgap for hdmi audio pll unlock

Change-Id: Iaa042ab0589ed85e812cdb18b6f4aa9fc7a0e85a
Signed-off-by: Nian Jing <nian.jing@amlogic.com>
This commit is contained in:
Nian Jing
2018-08-21 17:19:33 +08:00
committed by Jianxin Pan
parent 50bbcd9052
commit d306aa5593
1 changed files with 4 additions and 0 deletions
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4
drivers/amlogic/media/vout/vdac/vdac_dev.c
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@@ -466,6 +466,10 @@ void vdac_enable(bool on, unsigned int module_sel)
}
break;
case VDAC_MODULE_AUDIO_OUT: /* audio demod */
/*Bandgap optimization*/
if (is_meson_txlx_cpu() || is_meson_txhd_cpu())
vdac_hiu_reg_setb(HHI_VDAC_CNTL0, 0xe, 3, 5);
if (is_meson_txl_cpu() || is_meson_txlx_cpu()) {
if (on)
ana_ref_cntl0_bit9(1, VDAC_MODULE_AUDIO_OUT);