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Commit 2bfd5c74 authored by Jitendra Sharma's avatar Jitendra Sharma
Browse files

soc: qcom: Reset PDC along with RSC in modem shutdown 



In case there is a PDC which works with the subsystem
RSC, then in modem shutdown path, PDC also needs to be
reset when the subsystem restart register is reset.

Change-Id: Iea28f9c49af0eb90dfd454302972c0cbbb822c50
Signed-off-by: default avatarJitendra Sharma <shajit@codeaurora.org>
parent 901d889a

drivers/soc/qcom/pil-msa.c

+8 −2
Original line number Diff line number Diff line
@@ -367,10 +367,16 @@ int pil_mss_shutdown(struct pil_desc *pil) 
									ret);

	}



	pil_mss_restart_reg(drv, true);

	pil_mss_pdc_sync(drv, true);

	/* Wait 6 32kHz sleep cycles for PDC SYNC true */

	udelay(200);

	pil_mss_restart_reg(drv, 1);

	/* Wait 6 32kHz sleep cycles for reset */

	udelay(200);

	ret =  pil_mss_restart_reg(drv, false);

	ret =  pil_mss_restart_reg(drv, 0);

	/* Wait 6 32kHz sleep cycles for reset false */

	udelay(200);

	pil_mss_pdc_sync(drv, false);



	if (drv->is_booted) {

		pil_mss_disable_clks(drv);