[PATCH V2 01/30] imx: mach: correct SCU API usage

[sbabic at denx.de]

> From: Peng Fan <peng.fan at nxp.com>
> The return value is int type, not sc_err_t(u8), correct the usage.
> Signed-off-by: Peng Fan <peng.fan at nxp.com>
Applied to u-boot-imx, master, thanks !

Best regards,
Stefano Babic

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