Commit 9ec590a8 authored by Lucas Stach's avatar Lucas Stach Committed by Shawn Guo
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soc: imx: imx8mp-blk-ctrl: set HDMI LCDIF panic read hurry level 



Same as done for both LCDIF interfaces in the MEDIA domain, set
the panic priority of the LCDIF instance in the HDMI domain to
the maximium NoC priority of 7 to minimize chances of display
underflows.

Signed-off-by: default avatarLucas Stach <l.stach@pengutronix.de>
Reviewed-by: default avatarPeng Fan <peng.fan@nxp.com>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent 3c047887

drivers/soc/imx/imx8mp-blk-ctrl.c

+3 −0
Original line number Diff line number Diff line
@@ -300,6 +300,7 @@ static const struct imx8mp_blk_ctrl_data imx8mp_hsio_blk_ctl_dev_data = { 
#define HDMI_RTX_CLK_CTL3	0x70

#define HDMI_RTX_CLK_CTL4	0x80

#define HDMI_TX_CONTROL0	0x200

#define  HDMI_LCDIF_NOC_HURRY_MASK		GENMASK(14, 12)



static void imx8mp_hdmi_blk_ctrl_power_on(struct imx8mp_blk_ctrl *bc,

					  struct imx8mp_blk_ctrl_domain *domain)
@@ -316,6 +317,8 @@ static void imx8mp_hdmi_blk_ctrl_power_on(struct imx8mp_blk_ctrl *bc, 
		regmap_set_bits(bc->regmap, HDMI_RTX_CLK_CTL1, BIT(11));

		regmap_set_bits(bc->regmap, HDMI_RTX_RESET_CTL0,

				BIT(4) | BIT(5) | BIT(6));

		regmap_set_bits(bc->regmap, HDMI_TX_CONTROL0,

				FIELD_PREP(HDMI_LCDIF_NOC_HURRY_MASK, 7));

		break;

	case IMX8MP_HDMIBLK_PD_PAI:

		regmap_set_bits(bc->regmap, HDMI_RTX_CLK_CTL1, BIT(17));