Commit b57a5fd2 authored by Tomi Valkeinen's avatar Tomi Valkeinen Committed by Mauro Carvalho Chehab
Browse files

media: i2c: ds90ub960: Configure CSI-2 continuous clock 



Use 'clock-noncontinuous' from DT to configure the
continuous/non-continuous clock setting for the TX ports.

Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Reviewed-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
parent 905f88cc

drivers/media/i2c/ds90ub960.c

+8 −0
Original line number Diff line number Diff line
@@ -149,6 +149,7 @@ 


#define UB960_TR_CSI_CTL			0x33

#define UB960_TR_CSI_CTL_CSI_CAL_EN		BIT(6)

#define UB960_TR_CSI_CTL_CSI_CONTS_CLOCK	BIT(1)

#define UB960_TR_CSI_CTL_CSI_ENABLE		BIT(0)



#define UB960_TR_CSI_CTL2			0x34
@@ -485,6 +486,7 @@ struct ub960_txport { 
	u8                      nport;	/* TX port number, and index in priv->txport[] */



	u32 num_data_lanes;

	bool non_continous_clk;

};



struct ub960_data {
@@ -1133,6 +1135,9 @@ static int ub960_parse_dt_txport(struct ub960_data *priv, 
		goto err_free_txport;

	}



	txport->non_continous_clk = vep.bus.mipi_csi2.flags &

				    V4L2_MBUS_CSI2_NONCONTINUOUS_CLOCK;



	txport->num_data_lanes = vep.bus.mipi_csi2.num_data_lanes;



	if (vep.nr_of_link_frequencies != 1) {
@@ -1744,6 +1749,9 @@ static void ub960_init_tx_port(struct ub960_data *priv, 


	csi_ctl |= (4 - txport->num_data_lanes) << 4;



	if (!txport->non_continous_clk)

		csi_ctl |= UB960_TR_CSI_CTL_CSI_CONTS_CLOCK;



	ub960_txport_write(priv, nport, UB960_TR_CSI_CTL, csi_ctl);

}