On Mon, 2011-01-03 at 18:21 +0530, ext Guruswamy Senthilvadivu wrote:
> From: Senthilvadivu Guruswamy <[email protected]>
>
> clks are moved to dss platform driver. clk_get/put APIs use dss device
> instead
> of core platform device. So the device name is changed from omap_display to
> omap_dss in 2420, 2430, 3xxx clock database files. Now teh core driver
> "omap_display" only takes care of panel registration with the custom bus.
> dss driver would take care of the clocks needed by DISPC, RFBI, DSI, VENC.
>
> TODO: The clock content would be adapted to omap_hwmod in a seperate series.
>
> Signed-off-by: Senthilvadivu Guruswamy <[email protected]>
<snip>
> @@ -508,14 +192,7 @@ static int omap_dss_probe(struct platform_device *pdev)
> dss_init_overlay_managers(pdev);
> dss_init_overlays(pdev);
>
> - r = dss_get_clocks();
> - if (r)
> - goto err_clocks;
> -
> - dss_clk_enable_all_no_ctx();
> -
> - core.ctx_id = dss_get_ctx_id();
> - DSSDBG("initial ctx id %u\n", core.ctx_id);
> + dss_clk_enable(DSS_CLK_ICK | DSS_CLK_FCK1 | DSS_CLK_54M);
>
> #ifdef CONFIG_FB_OMAP_BOOTLOADER_INIT
> /* DISPC_CONTROL */
> @@ -589,7 +266,7 @@ static int omap_dss_probe(struct platform_device *pdev)
> pdata->default_device = dssdev;
> }
>
> - dss_clk_disable_all();
> + dss_clk_disable(DSS_CLK_ICK | DSS_CLK_FCK1 | DSS_CLK_54M);
Why are the calls dss_clk_enable_all_no_ctx() and dss_clk_disable_all()
changed?
> /* DSS HW IP initialisation */
> static int omap_dsshw_probe(struct platform_device *pdev)
> {
> - return 0;
> + int r;
> +
> + dss.pdev = pdev;
> +
> + r = dss_get_clocks();
> + if (r)
> + goto err_clocks;
> +
> + dss_clk_enable_all_no_ctx();
> +
> + dss.ctx_id = dss_get_ctx_id();
> + DSSDBG("initial ctx id %u\n", dss.ctx_id);
> +
> + dss_clk_disable_all_no_ctx();
I don't think clock enable/disable are needed here. dss_get_ctx_id()
should work fine without DSS's clocks.
Tomi
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