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Commit 72561e4f authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "drm/bridge: optimize the 4K setting for LT9611"

parents 227261db 56039f5d

drivers/gpu/drm/bridge/lt9611.c

+30 −44
Original line number Diff line number Diff line
@@ -708,15 +708,24 @@ static int lt9611_pcr_setup(struct lt9611 *pdata, 
	u32 h_act = 0;

	struct lt9611_reg_cfg reg_cfg[] = {

		{0xff, 0x83, 0},



		{0x2d, 0x38, 0}, /* up_lmt */

		{0x2e, 0x00, 0},

		{0x31, 0x10, 0}, /* low lmt */

		{0x32, 0x00, 0},



		{0xff, 0x80, 0},

		{0x11, 0x5a, 0}, /* pcr reset */

		{0x11, 0xfa, 0},

		{0x0b, 0x01, 0},

		{0x0c, 0x10, 0},

		{0x48, 0x00, 0},

		{0x49, 0x81, 0},



		/* stage 1 */

		{0x21, 0x4a, 0},

		{0x24, 0x71, 0},

		{0x25, 0x30, 0},

		{0x2a, 0x01, 0},



		/* stage 2 */

		{0x4a, 0x40, 0},

		{0x1d, 0x10, 0},



		/* MK limit */

		{0x2d, 0x38, 0},

		{0x31, 0x08, 0},

	};



	if (!pdata || !cfg) {
@@ -724,54 +733,31 @@ static int lt9611_pcr_setup(struct lt9611 *pdata, 
		return -EINVAL;

	}



	lt9611_write_array(pdata, reg_cfg, sizeof(reg_cfg));



	h_act = cfg->h_active;



	if (h_act == 1920) {

		lt9611_write(pdata, 0xff, 0x83);

		lt9611_write(pdata, 0x48, 0x00);

		lt9611_write(pdata, 0x49, 0x81);



		lt9611_write(pdata, 0x4a, 0x10);

		lt9611_write(pdata, 0x1d, 0x10);

		lt9611_write(pdata, 0x21, 0x41);

		lt9611_write(pdata, 0x22, 0x40);

		lt9611_write(pdata, 0x24, 0x11);

		lt9611_write(pdata, 0x25, 0x30);

		lt9611_write(pdata, 0x26, 0x37);

		lt9611_write(pdata, 0x2a, 0x02);

	} else if (h_act == 3840) {

		lt9611_write(pdata, 0xff, 0x83);

		lt9611_write(pdata, 0x0b, 0x03);

		lt9611_write(pdata, 0x0c, 0xd0);

		lt9611_write(pdata, 0x48, 0x03);

		lt9611_write(pdata, 0x49, 0xd0);



		lt9611_write(pdata, 0x4a, 0x01);

		lt9611_write(pdata, 0x49, 0xe0);

		lt9611_write(pdata, 0x24, 0x72);

		lt9611_write(pdata, 0x25, 0x00);

		lt9611_write(pdata, 0x2a, 0x01);

		lt9611_write(pdata, 0x4a, 0x10);

		lt9611_write(pdata, 0x1d, 0x10);

		lt9611_write(pdata, 0x21, 0x41);

		lt9611_write(pdata, 0x22, 0x40);

		lt9611_write(pdata, 0x24, 0x70);

		lt9611_write(pdata, 0x25, 0x50);

		lt9611_write(pdata, 0x26, 0x37);

		lt9611_write(pdata, 0x2a, 0x03);

	} else if (h_act == 640) {

		lt9611_write(pdata, 0xff, 0x83);

		lt9611_write(pdata, 0x0b, 0x01);

		lt9611_write(pdata, 0x0c, 0x20);

		lt9611_write(pdata, 0x48, 0x00);

		lt9611_write(pdata, 0x49, 0x81);



		lt9611_write(pdata, 0x4a, 0x10);

		lt9611_write(pdata, 0x1d, 0x10);

		lt9611_write(pdata, 0x21, 0x41);

		lt9611_write(pdata, 0x22, 0x40);

		lt9611_write(pdata, 0x24, 0x11);

		lt9611_write(pdata, 0x25, 0x30);

		lt9611_write(pdata, 0x26, 0x13);

		lt9611_write(pdata, 0x2a, 0x03);

		lt9611_write(pdata, 0x26, 0x14);

	}



	lt9611_write_array(pdata, reg_cfg, sizeof(reg_cfg));

	/* pcr rst */

	lt9611_write(pdata, 0xff, 0x80);

	lt9611_write(pdata, 0x11, 0x5a);

	lt9611_write(pdata, 0x11, 0xfa);



	return 0;

}