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Merge tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC fixes from Olof Johansson:
 "A few more fixes who have trickled in:

   - MMC bus width fixup for some Allwinner platforms

   - Fix for NULL deref in ti-aemif when no platform data is passed in

   - Fix div by 0 in SCMI code

   - Add a missing module alias in a new RPi driver"

* tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  memory: ti-aemif: fix a potential NULL-pointer dereference
  firmware: arm_scmi: fix divide by zero when sustained_perf_level is zero
  hwmon: rpi: add module alias to raspberrypi-hwmon
  arm64: allwinner: dts: h6: fix Pine H64 MMC bus width
Linus Torvalds 7 years ago
parent
commit
0f3aa48ad4

+ 2 - 0
arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts

@@ -46,6 +46,7 @@
 	pinctrl-0 = <&mmc0_pins>;
 	vmmc-supply = <&reg_cldo1>;
 	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
+	bus-width = <4>;
 	status = "okay";
 };
 
@@ -56,6 +57,7 @@
 	vqmmc-supply = <&reg_bldo2>;
 	non-removable;
 	cap-mmc-hw-reset;
+	bus-width = <8>;
 	status = "okay";
 };
 

+ 7 - 1
drivers/firmware/arm_scmi/perf.c

@@ -166,7 +166,13 @@ scmi_perf_domain_attributes_get(const struct scmi_handle *handle, u32 domain,
 					le32_to_cpu(attr->sustained_freq_khz);
 		dom_info->sustained_perf_level =
 					le32_to_cpu(attr->sustained_perf_level);
-		dom_info->mult_factor =	(dom_info->sustained_freq_khz * 1000) /
+		if (!dom_info->sustained_freq_khz ||
+		    !dom_info->sustained_perf_level)
+			/* CPUFreq converts to kHz, hence default 1000 */
+			dom_info->mult_factor =	1000;
+		else
+			dom_info->mult_factor =
+					(dom_info->sustained_freq_khz * 1000) /
 					dom_info->sustained_perf_level;
 		memcpy(dom_info->name, attr->name, SCMI_MAX_STR_SIZE);
 	}

+ 1 - 0
drivers/hwmon/raspberrypi-hwmon.c

@@ -164,3 +164,4 @@ module_platform_driver(rpi_hwmon_driver);
 MODULE_AUTHOR("Stefan Wahren <stefan.wahren@i2se.com>");
 MODULE_DESCRIPTION("Raspberry Pi voltage sensor driver");
 MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:raspberrypi-hwmon");

+ 1 - 1
drivers/memory/ti-aemif.c

@@ -411,7 +411,7 @@ static int aemif_probe(struct platform_device *pdev)
 			if (ret < 0)
 				goto error;
 		}
-	} else {
+	} else if (pdata) {
 		for (i = 0; i < pdata->num_sub_devices; i++) {
 			pdata->sub_devices[i].dev.parent = dev;
 			ret = platform_device_register(&pdata->sub_devices[i]);