From: Tomi Valkeinen <tomi.valkeinen@ti.com> To: linux-omap@vger.kernel.org, linux-fbdev@vger.kernel.org Cc: Tomi Valkeinen <tomi.valkeinen@ti.com> Subject: [PATCH 12/19] OMAP: DSS2: DSI: Add DSI pad muxing support Date: Tue, 19 Apr 2011 09:22:15 +0000 [thread overview] Message-ID: <1303204942-25450-13-git-send-email-tomi.valkeinen@ti.com> (raw) In-Reply-To: <1303204942-25450-1-git-send-email-tomi.valkeinen@ti.com> 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> --- arch/arm/plat-omap/include/plat/display.h | 1 + drivers/video/omap2/dss/dsi.c | 15 +++++++++++++++ 2 files changed, 16 insertions(+), 0 deletions(-) diff --git a/arch/arm/plat-omap/include/plat/display.h b/arch/arm/plat-omap/include/plat/display.h index a65479c..bd0f08e 100644 --- a/arch/arm/plat-omap/include/plat/display.h +++ b/arch/arm/plat-omap/include/plat/display.h @@ -235,6 +235,7 @@ struct omap_dss_board_info { int num_devices; struct omap_dss_device **devices; struct omap_dss_device *default_device; + void (*dsi_mux_pads)(bool enable); }; #if defined(CONFIG_OMAP2_DSS_MODULE) || defined(CONFIG_OMAP2_DSS) diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c index d15014e..f1e14ca 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; -- 1.7.1
WARNING: multiple messages have this Message-ID (diff)
From: Tomi Valkeinen <tomi.valkeinen@ti.com> To: linux-omap@vger.kernel.org, linux-fbdev@vger.kernel.org Cc: Tomi Valkeinen <tomi.valkeinen@ti.com> Subject: [PATCH 12/19] OMAP: DSS2: DSI: Add DSI pad muxing support Date: Tue, 19 Apr 2011 12:22:15 +0300 [thread overview] Message-ID: <1303204942-25450-13-git-send-email-tomi.valkeinen@ti.com> (raw) In-Reply-To: <1303204942-25450-1-git-send-email-tomi.valkeinen@ti.com> 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> --- arch/arm/plat-omap/include/plat/display.h | 1 + drivers/video/omap2/dss/dsi.c | 15 +++++++++++++++ 2 files changed, 16 insertions(+), 0 deletions(-) diff --git a/arch/arm/plat-omap/include/plat/display.h b/arch/arm/plat-omap/include/plat/display.h index a65479c..bd0f08e 100644 --- a/arch/arm/plat-omap/include/plat/display.h +++ b/arch/arm/plat-omap/include/plat/display.h @@ -235,6 +235,7 @@ struct omap_dss_board_info { int num_devices; struct omap_dss_device **devices; struct omap_dss_device *default_device; + void (*dsi_mux_pads)(bool enable); }; #if defined(CONFIG_OMAP2_DSS_MODULE) || defined(CONFIG_OMAP2_DSS) diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c index d15014e..f1e14ca 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; -- 1.7.1
next prev parent reply other threads:[~2011-04-19 9:22 UTC|newest] Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top 2011-04-19 9:22 [PATCH 00/19] OMAP: DSS2: ULPS support Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 01/19] OMAP: DSS2: DSI: Add lane override functions Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 02/19] OMAP: DSS2: DSI: Remove CIO LDO status check Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 03/19] OMAP: DSS2: DSI: implement ULPS enter and exit Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 04/19] OMAP: DSS2: DSI: add option to leave DSI lanes powered on Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 05/19] OMAP: DSS2: DSI: rename complexio related functions Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 06/19] OMAP: DSS2: Add FEAT_DSI_REVERSE_TXCLKESC Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 07/19] OMAP: DSS2: DSI: fix _dsi_print_reset_status Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 08/19] OMAP: DSS2: DSI: implement enable/disable SCP clk Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 09/19] OMAP: DSS2: DSI: fix CIO init and uninit Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 10/19] OMAP: DSS2: DSI: wait for TXCLKESC domain to come out of reset Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 11/19] OMAP: DSS2: DSI: add parameter to enter ulps on disable Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen [this message] 2011-04-19 9:22 ` [PATCH 12/19] OMAP: DSS2: DSI: Add DSI pad muxing support Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 13/19] OMAP: DSS2: DSI: ensure VDDS_DSI is disabled on exit Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 14/19] OMAP: DSS2: Taal: Implement configurable ESD interval Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 15/19] OMAP: DSS2: Taal: Clean up ESD queueing Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 16/19] OMAP: DSS2: Taal: Add sysfs file for ESD interval Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 17/19] OMAP: DSS2: Taal: Separate panel reset Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 18/19] OMAP: DSS2: Taal: Rename esd_wq to workqueue Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-19 9:22 ` [PATCH 19/19] OMAP: DSS2: Taal: Implement ULPS functionality Tomi Valkeinen 2011-04-19 9:22 ` Tomi Valkeinen 2011-04-20 5:43 ` [PATCH 00/19] OMAP: DSS2: ULPS support Archit Taneja 2011-04-20 5:55 ` Archit Taneja 2011-04-20 6:08 ` Tomi Valkeinen 2011-04-20 6:08 ` Tomi Valkeinen
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