From: Manjunathappa Date: Tue, 20 Nov 2012 12:41:01 +0000 (+0530) Subject: video: da8xx-fb: clk_get on connection id fck X-Git-Tag: firefly_0821_release~3680^2~1437^2~7 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=81cec3c7566b8498f93d4f47225241875ab4968c;p=firefly-linux-kernel-4.4.55.git video: da8xx-fb: clk_get on connection id fck do clk_get on connection id "fck" to support OMAP based platforms having multiple clocks for module. Without this driver change clk_get fails on am335x. This patch is based on the discussion in community http://marc.info/?l=linux-kernel&m=135166018907827&w=2 Signed-off-by: Manjunathappa Cc: Vaibhav Hiremath Acked-by: Sekhar Nori Signed-off-by: Tomi Valkeinen --- diff --git a/arch/arm/mach-davinci/da830.c b/arch/arm/mach-davinci/da830.c index 510648e0394b..678a54a64dae 100644 --- a/arch/arm/mach-davinci/da830.c +++ b/arch/arm/mach-davinci/da830.c @@ -408,7 +408,7 @@ static struct clk_lookup da830_clks[] = { CLK(NULL, "pwm2", &pwm2_clk), CLK("eqep.0", NULL, &eqep0_clk), CLK("eqep.1", NULL, &eqep1_clk), - CLK("da8xx_lcdc.0", NULL, &lcdc_clk), + CLK("da8xx_lcdc.0", "fck", &lcdc_clk), CLK("davinci-mcasp.0", NULL, &mcasp0_clk), CLK("davinci-mcasp.1", NULL, &mcasp1_clk), CLK("davinci-mcasp.2", NULL, &mcasp2_clk), diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c index b90c172d5541..fda70484815a 100644 --- a/arch/arm/mach-davinci/da850.c +++ b/arch/arm/mach-davinci/da850.c @@ -396,7 +396,7 @@ static struct clk_lookup da850_clks[] = { CLK(NULL, "rmii", &rmii_clk), CLK("davinci_emac.1", NULL, &emac_clk), CLK("davinci-mcasp.0", NULL, &mcasp_clk), - CLK("da8xx_lcdc.0", NULL, &lcdc_clk), + CLK("da8xx_lcdc.0", "fck", &lcdc_clk), CLK("davinci_mmc.0", NULL, &mmcsd0_clk), CLK("davinci_mmc.1", NULL, &mmcsd1_clk), CLK(NULL, "aemif", &aemif_clk), diff --git a/arch/arm/mach-davinci/pm_domain.c b/arch/arm/mach-davinci/pm_domain.c index 00946e23c1ee..c90250e3bef8 100644 --- a/arch/arm/mach-davinci/pm_domain.c +++ b/arch/arm/mach-davinci/pm_domain.c @@ -53,6 +53,7 @@ static struct dev_pm_domain davinci_pm_domain = { static struct pm_clk_notifier_block platform_bus_notifier = { .pm_domain = &davinci_pm_domain, + .con_ids = { "fck", NULL, }, }; static int __init davinci_pm_runtime_init(void) diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c index 3fd9ec5f993a..f2ceb65f523b 100644 --- a/drivers/video/da8xx-fb.c +++ b/drivers/video/da8xx-fb.c @@ -1248,7 +1248,7 @@ static int __devinit fb_probe(struct platform_device *device) goto err_request_mem; } - fb_clk = clk_get(&device->dev, NULL); + fb_clk = clk_get(&device->dev, "fck"); if (IS_ERR(fb_clk)) { dev_err(&device->dev, "Can not get device clock\n"); ret = -ENODEV;