From acefbfdd5b99deed790ef5174583f43df34e48db Mon Sep 17 00:00:00 2001 From: "nengwen.chen" Date: Tue, 7 May 2019 14:41:16 +0800 Subject: [PATCH] atv_demod: fix the CVBS output level [1/1] PD#SWPL-11581, PD#TV-5622, PD#TV-8087, PD#TV-8088, PD#TV-8089 Problem: fix the CVBS output level. Solution: 1.fix peak level(1Vp-p). 2.fix sync head level(300+/-10%mv). 3.fix white level(700+/-10%mv). Verify: Verified by x301. Change-Id: Ie4bd6ed0bb4d6db4443acae49ef98f1f4398d973 Signed-off-by: nengwen.chen --- drivers/amlogic/atv_demod/atvdemod_func.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/amlogic/atv_demod/atvdemod_func.c b/drivers/amlogic/atv_demod/atvdemod_func.c index 26c2c77524fb..4ce760a8af6b 100644 --- a/drivers/amlogic/atv_demod/atvdemod_func.c +++ b/drivers/amlogic/atv_demod/atvdemod_func.c @@ -242,13 +242,17 @@ void atv_dmd_misc(void) == AM_TUNER_MXL661) { /*test in sky*/ atv_dmd_wr_long(APB_BLOCK_ADDR_DAC_UPS, 0x04, 0xbffa0000); - atv_dmd_wr_long(APB_BLOCK_ADDR_DAC_UPS, 0x00, 0x6f4000); + atv_dmd_wr_long(APB_BLOCK_ADDR_DAC_UPS, 0x00, 0x764000); /*guanzhong@20151013 fix nonstd def is:0x0c010301;0x0c020601*/ atv_dmd_wr_long(APB_BLOCK_ADDR_CARR_RCVY, 0x24, 0xc030901); + } else if (amlatvdemod_devp->tuners[amlatvdemod_devp->tuner_cur].cfg.id + == AM_TUNER_ATBM2040) { + atv_dmd_wr_long(APB_BLOCK_ADDR_DAC_UPS, 0x04, 0xc8fa0000); + atv_dmd_wr_long(APB_BLOCK_ADDR_DAC_UPS, 0x00, 0x704000); } else { /*zhuangwei 0xdafa0000*/ atv_dmd_wr_long(APB_BLOCK_ADDR_DAC_UPS, 0x04, 0xc8fa0000); - atv_dmd_wr_long(APB_BLOCK_ADDR_DAC_UPS, 0x00, 0x554000); + atv_dmd_wr_long(APB_BLOCK_ADDR_DAC_UPS, 0x00, 0x764000); } /*zhuangwei*/ atv_dmd_wr_long(APB_BLOCK_ADDR_DAC_UPS_24M, 0x04, 0xdafa0000);