From 72aff4ecf1cb85a3c6e6b42ccbda0bc631b090b3 Mon Sep 17 00:00:00 2001 From: Kabir Sahane Date: Tue, 9 Apr 2019 08:05:17 -0700 Subject: [PATCH] ARM: OMAP2+: pm33xx-core: Do not Turn OFF CEFUSE as PPA may be using it This area is used to store keys by HSPPA in case of AM438x SOC. Leave it active. Signed-off-by: Kabir Sahane Signed-off-by: Andrew F. Davis Signed-off-by: Tony Lindgren --- arch/arm/mach-omap2/pm33xx-core.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/arch/arm/mach-omap2/pm33xx-core.c b/arch/arm/mach-omap2/pm33xx-core.c index 724cf5774a6c..c93b6efd565f 100644 --- a/arch/arm/mach-omap2/pm33xx-core.c +++ b/arch/arm/mach-omap2/pm33xx-core.c @@ -51,10 +51,12 @@ static int amx3_common_init(void) /* CEFUSE domain can be turned off post bootup */ cefuse_pwrdm = pwrdm_lookup("cefuse_pwrdm"); - if (cefuse_pwrdm) - omap_set_pwrdm_state(cefuse_pwrdm, PWRDM_POWER_OFF); - else + if (!cefuse_pwrdm) pr_err("PM: Failed to get cefuse_pwrdm\n"); + else if (omap_type() != OMAP2_DEVICE_TYPE_GP) + pr_info("PM: Leaving EFUSE power domain active\n"); + else + omap_set_pwrdm_state(cefuse_pwrdm, PWRDM_POWER_OFF); return 0; }