diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-4.19/950-0171-media-tc358743-Add-support-for-972Mbit-s-link-freq.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-4.19/950-0171-media-tc358743-Add-support-for-972Mbit-s-link-freq.patch | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/target/linux/bcm27xx/patches-4.19/950-0171-media-tc358743-Add-support-for-972Mbit-s-link-freq.patch b/target/linux/bcm27xx/patches-4.19/950-0171-media-tc358743-Add-support-for-972Mbit-s-link-freq.patch deleted file mode 100644 index 89d389c9c1..0000000000 --- a/target/linux/bcm27xx/patches-4.19/950-0171-media-tc358743-Add-support-for-972Mbit-s-link-freq.patch +++ /dev/null @@ -1,79 +0,0 @@ -From 745b0fc9c914437695c6098daecd311b2cd88204 Mon Sep 17 00:00:00 2001 -From: Dave Stevenson <dave.stevenson@raspberrypi.org> -Date: Wed, 31 Oct 2018 14:57:21 +0000 -Subject: [PATCH] media: tc358743: Add support for 972Mbit/s link freq. - -Adds register setups for running the CSI lanes at 972Mbit/s, -which allows 1080P50 UYVY down 2 lanes. - -Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org> ---- - drivers/media/i2c/tc358743.c | 47 +++++++++++++++++++++++++----------- - 1 file changed, 33 insertions(+), 14 deletions(-) - ---- a/drivers/media/i2c/tc358743.c -+++ b/drivers/media/i2c/tc358743.c -@@ -1967,6 +1967,7 @@ static int tc358743_probe_of(struct tc35 - /* - * The CSI bps per lane must be between 62.5 Mbps and 1 Gbps. - * The default is 594 Mbps for 4-lane 1080p60 or 2-lane 720p60. -+ * 972 Mbps allows 1080P50 UYVY over 2-lane. - */ - bps_pr_lane = 2 * endpoint->link_frequencies[0]; - if (bps_pr_lane < 62500000U || bps_pr_lane > 1000000000U) { -@@ -1979,23 +1980,41 @@ static int tc358743_probe_of(struct tc35 - state->pdata.refclk_hz * state->pdata.pll_prd; - - /* -- * FIXME: These timings are from REF_02 for 594 Mbps per lane (297 MHz -- * link frequency). In principle it should be possible to calculate -+ * FIXME: These timings are from REF_02 for 594 or 972 Mbps per lane -+ * (297 MHz or 486 MHz link frequency). -+ * In principle it should be possible to calculate - * them based on link frequency and resolution. - */ -- if (bps_pr_lane != 594000000U) -+ switch (bps_pr_lane) { -+ default: - dev_warn(dev, "untested bps per lane: %u bps\n", bps_pr_lane); -- state->pdata.lineinitcnt = 0xe80; -- state->pdata.lptxtimecnt = 0x003; -- /* tclk-preparecnt: 3, tclk-zerocnt: 20 */ -- state->pdata.tclk_headercnt = 0x1403; -- state->pdata.tclk_trailcnt = 0x00; -- /* ths-preparecnt: 3, ths-zerocnt: 1 */ -- state->pdata.ths_headercnt = 0x0103; -- state->pdata.twakeup = 0x4882; -- state->pdata.tclk_postcnt = 0x008; -- state->pdata.ths_trailcnt = 0x2; -- state->pdata.hstxvregcnt = 0; -+ case 594000000U: -+ state->pdata.lineinitcnt = 0xe80; -+ state->pdata.lptxtimecnt = 0x003; -+ /* tclk-preparecnt: 3, tclk-zerocnt: 20 */ -+ state->pdata.tclk_headercnt = 0x1403; -+ state->pdata.tclk_trailcnt = 0x00; -+ /* ths-preparecnt: 3, ths-zerocnt: 1 */ -+ state->pdata.ths_headercnt = 0x0103; -+ state->pdata.twakeup = 0x4882; -+ state->pdata.tclk_postcnt = 0x008; -+ state->pdata.ths_trailcnt = 0x2; -+ state->pdata.hstxvregcnt = 0; -+ break; -+ case 972000000U: -+ state->pdata.lineinitcnt = 0x1b58; -+ state->pdata.lptxtimecnt = 0x007; -+ /* tclk-preparecnt: 6, tclk-zerocnt: 40 */ -+ state->pdata.tclk_headercnt = 0x2806; -+ state->pdata.tclk_trailcnt = 0x00; -+ /* ths-preparecnt: 6, ths-zerocnt: 8 */ -+ state->pdata.ths_headercnt = 0x0806; -+ state->pdata.twakeup = 0x4268; -+ state->pdata.tclk_postcnt = 0x008; -+ state->pdata.ths_trailcnt = 0x5; -+ state->pdata.hstxvregcnt = 0; -+ break; -+ } - - state->reset_gpio = devm_gpiod_get_optional(dev, "reset", - GPIOD_OUT_LOW); |