diff options
| author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2010-07-30 11:57:57 +0300 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2011-05-11 14:20:17 +0300 |
| commit | d1f5857e4bc9b2620fb3e84b1dbaa0ac11b831b4 (patch) | |
| tree | a7f48a1c82be0d87924f015d6b5b3f2773a77fc2 /drivers/video/omap2 | |
| parent | 22d6d676261a5e204a7078df21459747750c92fb (diff) | |
| download | linux-0-day-d1f5857e4bc9b2620fb3e84b1dbaa0ac11b831b4.tar.gz linux-0-day-d1f5857e4bc9b2620fb3e84b1dbaa0ac11b831b4.tar.xz | |
OMAP: DSS2: DSI: Add DSI pad muxing support
Add dsi_mux_pads function pointer to omap_dss_board_info, and use the
function pointer in DSI code to configure the DSI pads either to normal
DSI operation, or to pull down when in ULPS.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/video/omap2')
| -rw-r--r-- | drivers/video/omap2/dss/dsi.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c index f54839fa50b19..fcda46c34d1c9 100644 --- a/drivers/video/omap2/dss/dsi.c +++ b/drivers/video/omap2/dss/dsi.c @@ -244,6 +244,8 @@ static struct void __iomem *base; int irq; + void (*dsi_mux_pads)(bool enable); + struct dsi_clock_info current_cinfo; bool vdds_dsi_enabled; @@ -2035,6 +2037,9 @@ static int dsi_cio_init(struct omap_dss_device *dssdev) DSSDBGF(); + if (dsi.dsi_mux_pads) + dsi.dsi_mux_pads(true); + dsi_enable_scp_clk(); /* A dummy read using the SCP interface to any DSIPHY register is @@ -2122,6 +2127,8 @@ err_cio_pwr: dsi_cio_disable_lane_override(); err_scp_clk_dom: dsi_disable_scp_clk(); + if (dsi.dsi_mux_pads) + dsi.dsi_mux_pads(false); return r; } @@ -2129,6 +2136,8 @@ static void dsi_cio_uninit(void) { dsi_cio_power(DSI_COMPLEXIO_POWER_OFF); dsi_disable_scp_clk(); + if (dsi.dsi_mux_pads) + dsi.dsi_mux_pads(false); } static int _dsi_wait_reset(void) @@ -3993,10 +4002,16 @@ static void dsi_calc_clock_param_ranges(void) static int dsi_init(struct platform_device *pdev) { + struct omap_display_platform_data *dss_plat_data; + struct omap_dss_board_info *board_info; u32 rev; int r, i; struct resource *dsi_mem; + dss_plat_data = pdev->dev.platform_data; + board_info = dss_plat_data->board_data; + dsi.dsi_mux_pads = board_info->dsi_mux_pads; + spin_lock_init(&dsi.irq_lock); spin_lock_init(&dsi.errors_lock); dsi.errors = 0; |