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Commit 2df7ab26 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "disp: msm: dsi: update DSI PHY sequence for Kona"

parents 274a5a6f 03295175

msm/dsi/dsi_phy_hw_v4_0.c

+15 −6
Original line number Diff line number Diff line
@@ -210,6 +210,8 @@ void dsi_phy_hw_v4_0_enable(struct dsi_phy_hw *phy, 
	u32 vreg_ctrl_0 = 0;

	u32 glbl_str_swi_cal_sel_ctrl = 0;

	u32 glbl_hstx_str_ctrl_0 = 0;

	u32 glbl_rescode_top_ctrl = 0;

	u32 glbl_rescode_bot_ctrl = 0;



	if (dsi_phy_hw_v4_0_is_pll_on(phy))

		pr_warn("PLL turned on before configuring PHY\n");
@@ -222,17 +224,22 @@ void dsi_phy_hw_v4_0_enable(struct dsi_phy_hw *phy, 
		return;

	}



	/* Alter PHY configurations if data rate less than 1.5GHZ*/

	if (cfg->bit_clk_rate_hz <= 1500000000)

		less_than_1500_mhz = true;



	if (phy->version == DSI_PHY_VERSION_4_1) {

		vreg_ctrl_0 = 0x58;

		vreg_ctrl_0 = less_than_1500_mhz ? 0x53 : 0x52;

		glbl_rescode_top_ctrl = less_than_1500_mhz ? 0x3d :  0x00;

		glbl_rescode_bot_ctrl = less_than_1500_mhz ? 0x39 :  0x3c;

		glbl_str_swi_cal_sel_ctrl = 0x00;

		glbl_hstx_str_ctrl_0 = 0x88;

	} else {

		/* Alter PHY configurations if data rate less than 1.5GHZ*/

		if (cfg->bit_clk_rate_hz < 1500000000)

			less_than_1500_mhz = true;

		vreg_ctrl_0 = less_than_1500_mhz ? 0x5B : 0x59;

		glbl_str_swi_cal_sel_ctrl = less_than_1500_mhz ? 0x03 : 0x00;

		glbl_hstx_str_ctrl_0 = less_than_1500_mhz ? 0x66 : 0x88;

		glbl_rescode_top_ctrl = 0x03;

		glbl_rescode_bot_ctrl = 0x3c;

	}



	/* de-assert digital and pll power down */
@@ -262,8 +269,10 @@ void dsi_phy_hw_v4_0_enable(struct dsi_phy_hw *phy, 
					glbl_str_swi_cal_sel_ctrl);

	DSI_W32(phy, DSIPHY_CMN_GLBL_HSTX_STR_CTRL_0, glbl_hstx_str_ctrl_0);

	DSI_W32(phy, DSIPHY_CMN_GLBL_PEMPH_CTRL_0, 0x00);

	DSI_W32(phy, DSIPHY_CMN_GLBL_RESCODE_OFFSET_TOP_CTRL, 0x03);

	DSI_W32(phy, DSIPHY_CMN_GLBL_RESCODE_OFFSET_BOT_CTRL, 0x3c);

	DSI_W32(phy, DSIPHY_CMN_GLBL_RESCODE_OFFSET_TOP_CTRL,

			glbl_rescode_top_ctrl);

	DSI_W32(phy, DSIPHY_CMN_GLBL_RESCODE_OFFSET_BOT_CTRL,

			glbl_rescode_bot_ctrl);

	DSI_W32(phy, DSIPHY_CMN_GLBL_LPTX_STR_CTRL, 0x55);



	/* Remove power down from all blocks */