Messages in this thread | | | Date | Fri, 16 Jul 2010 17:11:43 +0800 | Subject | Re: [PATCH] ARM/nuc900: fix nuc900 touchscreen clk definition bug | From | Wan ZongShun <> |
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2010/7/16 Marek Vasut <marek.vasut@gmail.com>: > Dne Pá 16. července 2010 07:34:21 Wan ZongShun napsal(a): >> 2010/7/16 Marek Vasut <marek.vasut@gmail.com>: >> > Dne Pá 16. července 2010 05:03:27 Wan ZongShun napsal(a): >> >> This patch is to fix nuc900 touchscreen clk definition bug,the .dev_id's >> >> name should be 'nuc900-ts', it should be the same to pdev.name. or else, >> >> the touchscreen driver will be not working well due to clock engine >> >> disabled. >> >> >> >> Signed-off-by: Wan ZongShun <mcuos.com@gmail.com> >> >> --- >> >> arch/arm/mach-w90x900/cpu.c | 2 +- >> >> 1 files changed, 1 insertions(+), 1 deletions(-) >> >> >> >> diff --git a/arch/arm/mach-w90x900/cpu.c b/arch/arm/mach-w90x900/cpu.c >> >> index 642207e..83c5632 100644 >> >> --- a/arch/arm/mach-w90x900/cpu.c >> >> +++ b/arch/arm/mach-w90x900/cpu.c >> >> @@ -93,7 +93,7 @@ static struct clk_lookup nuc900_clkregs[] = { >> >> DEF_CLKLOOK(&clk_kpi, "nuc900-kpi", NULL), >> >> DEF_CLKLOOK(&clk_wdt, "nuc900-wdt", NULL), >> >> DEF_CLKLOOK(&clk_gdma, "nuc900-gdma", NULL), >> >> - DEF_CLKLOOK(&clk_adc, "nuc900-adc", NULL), >> >> + DEF_CLKLOOK(&clk_adc, "nuc900-ts", NULL), >> >> DEF_CLKLOOK(&clk_usi, "nuc900-spi", NULL), >> >> DEF_CLKLOOK(&clk_ext, NULL, "ext"), >> >> DEF_CLKLOOK(&clk_timer0, NULL, "timer0"), >> > >> > Hey, >> > >> > Is that thing really touchscreen or general-purpose analog/digital >> > converter ? >> >> Oh, it is general-purpose analog/digital converter controller. >> I only use it to implemnt my touchscreen function, Also it can be use >> other function. >> >> so, I have to change my touchscreen driver name to nuc900-adc? > > No, just change the name of clock in the touchscreen driver. So that the > touchscreen driver will use nuc900-adc clocksource.
But the clk_get() identifies this clk via looking driver or pdev name. so I must change my touchscreen driver name, right? > > You're welcome. :) > >> >> Thanks for your Reminder, I appreciate it. :) >> >> > Cheers >
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