From d306aa5593b1d849496770a05b5c775bcdbe33f3 Mon Sep 17 00:00:00 2001 From: Nian Jing Date: Tue, 21 Aug 2018 17:19:33 +0800 Subject: [PATCH] vdac: add Bandgap optimization PD#171856: optimizationg bandgap for hdmi audio pll unlock Change-Id: Iaa042ab0589ed85e812cdb18b6f4aa9fc7a0e85a Signed-off-by: Nian Jing --- drivers/amlogic/media/vout/vdac/vdac_dev.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/amlogic/media/vout/vdac/vdac_dev.c b/drivers/amlogic/media/vout/vdac/vdac_dev.c index 38f346fa3437..b65ad141c187 100644 --- a/drivers/amlogic/media/vout/vdac/vdac_dev.c +++ b/drivers/amlogic/media/vout/vdac/vdac_dev.c @@ -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);