msm: lpm_levels: Device tree property for detectability of IRQs
At certain system low power modes, GIC and GPIO interrupt controllers
are not functional. Add a device tree propery to indicate availability
of interrupt controllers for the different low power modes. The low
power driver uses this property to disallow any mode based on enabled
interrupts.
Change-Id: Ie1647dc35b0ce5e531bc4cd77d227507b7087b33
Signed-off-by: Mahesh Sivasubramanian <msivasub@codeaurora.org>
diff --git a/arch/arm/boot/dts/msm8974-pm.dtsi b/arch/arm/boot/dts/msm8974-pm.dtsi
index 1e2c711..6773ab8 100644
--- a/arch/arm/boot/dts/msm8974-pm.dtsi
+++ b/arch/arm/boot/dts/msm8974-pm.dtsi
@@ -190,6 +190,8 @@
qcom,vdd-mem-lower-bound = <950000>; /* NORMAL */
qcom,vdd-dig-upper-bound = <6>; /* SUPER TURBO */
qcom,vdd-dig-lower-bound = <4>; /* NORMAL */
+ qcom,irqs-detectable;
+ qcom.gpios-detectable;
qcom,latency-us = <1>;
qcom,ss-power = <784>;
qcom,energy-overhead = <190000>;
@@ -205,6 +207,8 @@
qcom,vdd-mem-lower-bound = <950000>; /* NORMAL */
qcom,vdd-dig-upper-bound = <6>; /* SUPER TURBO */
qcom,vdd-dig-lower-bound = <4>; /* NORMAL */
+ qcom,irqs-detectable;
+ qcom.gpios-detectable;
qcom,latency-us = <75>;
qcom,ss-power = <735>;
qcom,energy-overhead = <77341>;
@@ -220,6 +224,8 @@
qcom,vdd-mem-lower-bound = <950000>; /* NORMAL */
qcom,vdd-dig-upper-bound = <6>; /* SUPER TURBO */
qcom,vdd-dig-lower-bound = <4>; /* NORMAL */
+ qcom,irqs-detectable;
+ qcom.gpios-detectable;
qcom,latency-us = <95>;
qcom,ss-power = <725>;
qcom,energy-overhead = <99500>;
@@ -235,6 +241,8 @@
qcom,vdd-mem-lower-bound = <950000>; /* NORMAL */
qcom,vdd-dig-upper-bound = <6>; /* SUPER TURBO */
qcom,vdd-dig-lower-bound = <4>; /* NORMAL */
+ qcom,irqs-detectable;
+ qcom.gpios-detectable;
qcom,latency-us = <2000>;
qcom,ss-power = <138>;
qcom,energy-overhead = <1208400>;
@@ -250,6 +258,8 @@
qcom,vdd-mem-lower-bound = <950000>; /* SVS SOC */
qcom,vdd-dig-upper-bound = <6>; /* SUPER TURBO */
qcom,vdd-dig-lower-bound = <3>; /* SVS SOC */
+ qcom,irqs-detectable;
+ qcom.gpios-detectable;
qcom,latency-us = <3000>;
qcom,ss-power = <110>;
qcom,energy-overhead = <1250300>;
diff --git a/arch/arm/boot/dts/msm9625-pm.dtsi b/arch/arm/boot/dts/msm9625-pm.dtsi
index 5a925cb..793d27b 100644
--- a/arch/arm/boot/dts/msm9625-pm.dtsi
+++ b/arch/arm/boot/dts/msm9625-pm.dtsi
@@ -82,6 +82,8 @@
qcom,vdd-mem-lower-bound = <950000>; /* NORMAL */
qcom,vdd-dig-upper-bound = <6>; /* SUPER TURBO */
qcom,vdd-dig-lower-bound = <4>; /* NORMAL */
+ qcom,irqs-detectable;
+ qcom.gpios-detectable;
qcom,latency-us = <100>;
qcom,ss-power = <8000>;
qcom,energy-overhead = <100000>;
@@ -97,6 +99,8 @@
qcom,vdd-mem-lower-bound = <950000>; /* NORMAL */
qcom,vdd-dig-upper-bound = <6>; /* SUPER TURBO */
qcom,vdd-dig-lower-bound = <4>; /* NORMAL */
+ qcom,irqs-detectable;
+ qcom.gpios-detectable;
qcom,latency-us = <2000>;
qcom,ss-power = <5000>;
qcom,energy-overhead = <60100000>;
@@ -112,6 +116,8 @@
qcom,vdd-mem-lower-bound = <950000>; /* NORMAL */
qcom,vdd-dig-upper-bound = <6>; /* SUPER TURBO */
qcom,vdd-dig-lower-bound = <4>; /* NORMAL */
+ qcom,irqs-detectable;
+ qcom.gpios-detectable;
qcom,latency-us = <3500>;
qcom,ss-power = <5000>;
qcom,energy-overhead = <60350000>;
@@ -127,6 +133,8 @@
qcom,vdd-mem-lower-bound = <950000>; /* SVS SOC */
qcom,vdd-dig-upper-bound = <4>; /* NORMAL */
qcom,vdd-dig-lower-bound = <3>; /* SVS SOC */
+ qcom,irqs-detectable;
+ qcom.gpios-detectable;
qcom,latency-us = <4500>;
qcom,ss-power = <5000>;
qcom,energy-overhead = <60350000>;
@@ -142,6 +150,7 @@
qcom,vdd-mem-lower-bound = <950000>; /* NORMAL */
qcom,vdd-dig-upper-bound = <6>; /* SUPER TURBO */
qcom,vdd-dig-lower-bound = <4>; /* NORMAL */
+ qcom,irqs-detectable;
qcom,latency-us = <6800>;
qcom,ss-power = <2000>;
qcom,energy-overhead = <71850000>;
diff --git a/arch/arm/mach-msm/lpm_levels.c b/arch/arm/mach-msm/lpm_levels.c
index b0b17ea..8571bda 100644
--- a/arch/arm/mach-msm/lpm_levels.c
+++ b/arch/arm/mach-msm/lpm_levels.c
@@ -350,6 +350,14 @@
goto fail;
level->rs_limits.vdd_mem_lower_bound = val;
+ key = "qcom,gpio-detectable";
+ level->rs_limits.gpio_detectable =
+ of_property_read_bool(node, key);
+
+ key = "qcom,irqs-detectable";
+ level->rs_limits.irqs_detectable =
+ of_property_read_bool(node, key);
+
key = "qcom,latency-us";
ret = of_property_read_u32(node, key, &val);
if (ret)
diff --git a/arch/arm/mach-msm/lpm_resources.h b/arch/arm/mach-msm/lpm_resources.h
index 42e43c2..1a2d72d 100644
--- a/arch/arm/mach-msm/lpm_resources.h
+++ b/arch/arm/mach-msm/lpm_resources.h
@@ -8,7 +8,6 @@
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
*/
#ifndef __ARCH_ARM_MACH_MSM_LPM_RESOURCES_H
@@ -36,6 +35,8 @@
uint32_t vdd_mem_lower_bound;
uint32_t vdd_dig_upper_bound;
uint32_t vdd_dig_lower_bound;
+ bool irqs_detectable;
+ bool gpio_detectable;
uint32_t latency_us[NR_CPUS];
uint32_t power[NR_CPUS];