How to disable LCD_CLK in IMX6ULL processor pin number A8

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How to disable LCD_CLK in IMX6ULL processor pin number A8

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prabhu1
Contributor III

Hi,

Pls, Can any one suggest how to diasable LCD_CLK pin A8 in imx6ull.

Currently in my design I configured LCD-CLK pin as a GPIO but at initialization time(power up time) default 9MHZ clock is coming. So I want to disable that clock.

By using any PLL or any other one is there to disable that LCD_CLK?imx6ull gpio isssue.png

2 Replies

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igorpadykov
NXP Employee
NXP Employee

Hi prabhu

one can try to disable clock using CCM_CCGR2 register in uboot or dcd header

mx6ullevk\freescale\board - uboot-imx - i.MX U-Boot 

Best regards
igor
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576 Views
prabhu1
Contributor III

Hi Igor,

Thanks for your help.

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