diff options
Diffstat (limited to 'drivers/staging/media/tegra-video/tegra210.c')
| -rw-r--r-- | drivers/staging/media/tegra-video/tegra210.c | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/drivers/staging/media/tegra-video/tegra210.c b/drivers/staging/media/tegra-video/tegra210.c index 3baa4e314203..ac066c030a4f 100644 --- a/drivers/staging/media/tegra-video/tegra210.c +++ b/drivers/staging/media/tegra-video/tegra210.c @@ -7,6 +7,7 @@ * This source file contains Tegra210 supported video formats, * VI and CSI SoC specific data, operations and registers accessors. */ +#include <linux/bitfield.h> #include <linux/clk.h> #include <linux/clk/tegra.h> #include <linux/delay.h> @@ -98,6 +99,8 @@ #define BRICK_CLOCK_B_4X (0x2 << 16) #define TEGRA_CSI_CIL_PAD_CONFIG1 0x004 #define TEGRA_CSI_CIL_PHY_CONTROL 0x008 +#define CLK_SETTLE_MASK GENMASK(13, 8) +#define THS_SETTLE_MASK GENMASK(5, 0) #define TEGRA_CSI_CIL_INTERRUPT_MASK 0x00c #define TEGRA_CSI_CIL_STATUS 0x010 #define TEGRA_CSI_CILX_STATUS 0x014 @@ -230,7 +233,7 @@ static void tegra_channel_capture_error_recover(struct tegra_vi_channel *chan) tegra_channel_capture_setup(chan); /* recover CSI block */ - subdev = tegra_channel_get_remote_subdev(chan); + subdev = tegra_channel_get_remote_csi_subdev(chan); tegra_csi_error_recover(subdev); } @@ -631,7 +634,11 @@ const struct tegra_vi_soc tegra210_vi_soc = { .ops = &tegra210_vi_ops, .hw_revision = 3, .vi_max_channels = 6, +#if IS_ENABLED(CONFIG_VIDEO_TEGRA_TPG) .vi_max_clk_hz = 499200000, +#else + .vi_max_clk_hz = 998400000, +#endif }; /* Tegra210 CSI PHY registers accessors */ @@ -766,8 +773,14 @@ static int tegra210_csi_start_streaming(struct tegra_csi_channel *csi_chan) { struct tegra_csi *csi = csi_chan->csi; unsigned int portno = csi_chan->csi_port_num; + u8 clk_settle_time = 0; + u8 ths_settle_time = 10; u32 val; + if (!csi_chan->pg_mode) + tegra_csi_calc_settle_time(csi_chan, &clk_settle_time, + &ths_settle_time); + csi_write(csi, portno, TEGRA_CSI_CLKEN_OVERRIDE, 0); /* clean up status */ @@ -778,7 +791,9 @@ static int tegra210_csi_start_streaming(struct tegra_csi_channel *csi_chan) /* CIL PHY registers setup */ cil_write(csi, portno, TEGRA_CSI_CIL_PAD_CONFIG0, 0x0); - cil_write(csi, portno, TEGRA_CSI_CIL_PHY_CONTROL, 0xa); + cil_write(csi, portno, TEGRA_CSI_CIL_PHY_CONTROL, + FIELD_PREP(CLK_SETTLE_MASK, clk_settle_time) | + FIELD_PREP(THS_SETTLE_MASK, ths_settle_time)); /* * The CSI unit provides for connection of up to six cameras in @@ -797,7 +812,9 @@ static int tegra210_csi_start_streaming(struct tegra_csi_channel *csi_chan) BRICK_CLOCK_A_4X); cil_write(csi, portno + 1, TEGRA_CSI_CIL_PAD_CONFIG0, 0x0); cil_write(csi, portno + 1, TEGRA_CSI_CIL_INTERRUPT_MASK, 0x0); - cil_write(csi, portno + 1, TEGRA_CSI_CIL_PHY_CONTROL, 0xa); + cil_write(csi, portno + 1, TEGRA_CSI_CIL_PHY_CONTROL, + FIELD_PREP(CLK_SETTLE_MASK, clk_settle_time) | + FIELD_PREP(THS_SETTLE_MASK, ths_settle_time)); csi_write(csi, portno, TEGRA_CSI_PHY_CIL_COMMAND, CSI_A_PHY_CIL_ENABLE | CSI_B_PHY_CIL_ENABLE); } else { @@ -957,7 +974,9 @@ static const char * const tegra210_csi_cil_clks[] = { "cilab", "cilcd", "cile", +#if IS_ENABLED(CONFIG_VIDEO_TEGRA_TPG) "csi_tpg", +#endif }; /* Tegra210 CSI operations */ |