From: yicheng shen <yicheng.shen@amlogic.com>
Date: Thu, 17 Oct 2019 08:40:41 +0000 (+0800)
Subject: hdmirx: Optimize hdmirx power consumption [1/1]
X-Git-Tag: hardkernel-4.9.236-104~488
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bb1d5fc7857953ac5657aae08e6fc22bf07c6574;p=platform%2Fkernel%2Flinux-amlogic.git

hdmirx: Optimize hdmirx power consumption [1/1]

PD#SWPL-10073

Problem:
The power consumption of hdmirx need to be optimized when
there're no deviced connected.

Solution:
Power off hdmirx phy/pll when no rx input

Verify:
TL1/TM2

Change-Id: Iba34e3a4cd72c2fd72ff05f608114179ae59055c
Signed-off-by: yicheng shen <yicheng.shen@amlogic.com>
---

diff --git a/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_drv.h b/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_drv.h
index e29649f..7d3712c 100644
--- a/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_drv.h
+++ b/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_drv.h
@@ -47,7 +47,7 @@
  *
  *
  */
-#define RX_VER2 "ver.2019/09/11"
+#define RX_VER2 "ver.2019/10/17"
 
 /*print type*/
 #define	LOG_EN		0x01
diff --git a/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_hw.c b/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_hw.c
index 04aa5d0..aad8519 100644
--- a/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_hw.c
+++ b/drivers/amlogic/media/vin/tvin/hdmirx/hdmi_rx_hw.c
@@ -4078,6 +4078,26 @@ void rx_phy_rxsense_pulse(unsigned int t1, unsigned int t2, bool en)
 	mdelay(t2);
 }
 
+void aml_phy_power_off(void)
+{
+	/* pll power down */
+	wr_reg_hhi_bits(HHI_HDMIRX_APLL_CNTL0, _BIT(28), 0);
+	wr_reg_hhi_bits(HHI_HDMIRX_APLL_CNTL0, _BIT(29), 1);
+
+	/* phy power down */
+	wr_reg_hhi(HHI_HDMIRX_PHY_MISC_CNTL0, 0x32037800);
+	wr_reg_hhi(HHI_HDMIRX_PHY_MISC_CNTL1, 0x1000000);
+	wr_reg_hhi(HHI_HDMIRX_PHY_MISC_CNTL2, 0x62208002);
+	wr_reg_hhi(HHI_HDMIRX_PHY_MISC_CNTL3, 0x7);
+	wr_reg_hhi(HHI_HDMIRX_PHY_DCHA_CNTL0, 0x1e);
+	wr_reg_hhi(HHI_HDMIRX_PHY_DCHA_CNTL1, 0x10000800);
+	wr_reg_hhi(HHI_HDMIRX_PHY_DCHD_CNTL0, 0x200000);
+	wr_reg_hhi(HHI_HDMIRX_PHY_DCHD_CNTL1, 0x0);
+
+	if (log_level & VIDEO_LOG)
+		rx_pr("%s\n", __func__);
+}
+
 void rx_phy_power_on(unsigned int onoff)
 {
 	if (onoff)
@@ -4087,10 +4107,7 @@ void rx_phy_power_on(unsigned int onoff)
 	if (rx.chip_id >= CHIP_ID_TL1) {
 		/*the enable of these regs are in phy init*/
 		if (onoff == 0) {
-			wr_reg_hhi_bits(HHI_HDMIRX_APLL_CNTL0, _BIT(28), onoff);
-			/*close termination 3.3v*/
-			wr_reg_hhi_bits(HHI_HDMIRX_PHY_MISC_CNTL0,
-					MSK(3, 0), onoff);
+			aml_phy_power_off();
 		}
 	}
 }