Commit e709ed70 authored Dec 12, 2019 by Tony Lindgren

bus: ti-sysc: Fix missing reset delay handling

We have dts property for "ti,sysc-delay-us", and we're using it, but the
wait after OCP softreset only happens if devices are probed in legacy mode.

Let's add a delay after writing the OCP softreset when specified.

Fixes: e0db94fe ("bus: ti-sysc: Make OCP reset work for sysstatus and sysconfig reset bits")
Cc: Keerthy <j-keerthy@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

parent c6b16761

drivers/bus/ti-sysc.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -1584,6 +1584,10 @@ static int sysc_reset(struct sysc *ddata)
		sysc_val \|= sysc_mask;
		sysc_write(ddata, sysc_offset, sysc_val);

		if (ddata->cfg.srst_udelay)
		usleep_range(ddata->cfg.srst_udelay,
		ddata->cfg.srst_udelay * 2);

		if (ddata->clk_enable_quirk)
		ddata->clk_enable_quirk(ddata);

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