RE: [PATCH] omap2-clk: Add missing lcdc clock definition

[Hiremath, Vaibhav]

On Wed, Oct 31, 2012 at 11:19:44, Paul Walmsley wrote:
> On Wed, 31 Oct 2012, Hiremath, Vaibhav wrote:
> 
> > As far as lck clock node is concerned, we had deliberately dropped all leaf-
> > node clocks from the clock tree, please refer to the description mentioned 
> > in -
> > http://lists.infradead.org/pipermail/linux-arm-kernel/2012-May/101987.html
> 
> Ach, should have remembered that :-(  Indeed there is an LCDC hwmod:
> 
> static struct omap_hwmod am33xx_lcdc_hwmod = {
> 	.name		= "lcdc",
> 	.class		= &am33xx_lcdc_hwmod_class,
> 	.clkdm_name	= "lcdc_clkdm",
> 	.mpu_irqs	= am33xx_lcdc_irqs,
> 	.flags		= HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY,
> 	.main_clk	= "lcd_gclk",
> 	.prcm		= {
> 		.omap4	= {
> 			.clkctrl_offs	= AM33XX_CM_PER_LCDC_CLKCTRL_OFFSET,
> 			.modulemode	= MODULEMODE_SWCTRL,
> 		},
> 	},
> };
> 
> > >From LCDC driver perspective, driver is using,
> > 
> > fb_clk = clk_get(&device->dev, NULL);
> > 
> > This I feel needs to be corrected for valid name as per Spec (mostly I would 
> > vote for "fck") and then every platform should make sure that it returns 
> > valid clock-node for it.
> > 
> > Change in Driver would be,
> > 
> > fb_clk = clk_get(&device->dev, "fck");
> 

Ok, thanks. Let me submit patch for this.

Thanks,
Vaibhav

> Indeed.
> 
> 
> - Paul
> 

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