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Commit f86bcc30 authored by Nishanth Menon's avatar Nishanth Menon Committed by Tarun Kanti DebBarma
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gpio/omap: handle set_dataout reg capable IP on restore 



GPIO IP revisions such as those used in OMAP4 have a set_dataout
while the previous revisions used a single dataout register.
Depending on what is available restore the dataout settings
to the right register.

Signed-off-by: default avatarNishanth Menon <nm@ti.com>
Signed-off-by: default avatarTarun Kanti DebBarma <tarun.kanti@ti.com>
Reviewed-by: default avatarSantosh Shilimkar <santosh.shilimkar@ti.com>
Reviewed-by: default avatarKevin Hilman <khilman@ti.com>
Signed-off-by: default avatarKevin Hilman <khilman@ti.com>
parent 6d13eaaf

drivers/gpio/gpio-omap.c

+6 −1
Original line number Diff line number Diff line
@@ -1363,7 +1363,12 @@ static void omap_gpio_restore_context(struct gpio_bank *bank) 
				bank->base + bank->regs->risingdetect);

	__raw_writel(bank->context.fallingdetect,

				bank->base + bank->regs->fallingdetect);

	__raw_writel(bank->context.dataout, bank->base + bank->regs->dataout);

	if (bank->regs->set_dataout && bank->regs->clr_dataout)

		__raw_writel(bank->context.dataout,

				bank->base + bank->regs->set_dataout);

	else

		__raw_writel(bank->context.dataout,

				bank->base + bank->regs->dataout);

	__raw_writel(bank->context.oe, bank->base + bank->regs->direction);



	if (bank->dbck_enable_mask) {