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ARC fixes for 5.4-rc6

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- perf fix for Big Endian build [Alexey]
 
  - hadk platform enable soem peripherals [Eugeniy]
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Merge tag 'arc-5.4-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc

Pull ARC fixes from Vineet Gupta:
 "Small fixes for ARC:

   - perf fix for Big Endian build [Alexey]

   - hadk platform enable soem peripherals [Eugeniy]"

* tag 'arc-5.4-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc:
  ARC: perf: Accommodate big-endian CPU
  ARC: [plat-hsdk]: Enable on-boardi SPI ADC IC
  ARC: [plat-hsdk]: Enable on-board SPI NOR flash IC
This commit is contained in:
Linus Torvalds 2019-10-28 21:05:03 +01:00
commit 8005803a2c
3 changed files with 31 additions and 2 deletions
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23
arch/arc/boot/dts/hsdk.dts
View File

@ -65,6 +65,14 @@
clock-frequency = <33333333>;
};
reg_5v0: regulator-5v0 {
compatible = "regulator-fixed";
regulator-name = "5v0-supply";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
cpu_intc: cpu-interrupt-controller {
compatible = "snps,archs-intc";
interrupt-controller;
@ -264,6 +272,21 @@
clocks = <&input_clk>;
cs-gpios = <&creg_gpio 0 GPIO_ACTIVE_LOW>,
<&creg_gpio 1 GPIO_ACTIVE_LOW>;
spi-flash@0 {
compatible = "sst26wf016b", "jedec,spi-nor";
reg = <0>;
#address-cells = <1>;
#size-cells = <1>;
spi-max-frequency = <4000000>;
};
adc@1 {
compatible = "ti,adc108s102";
reg = <1>;
vref-supply = <&reg_5v0>;
spi-max-frequency = <1000000>;
};
};
creg_gpio: gpio@14b0 {

6
arch/arc/configs/hsdk_defconfig
View File

@ -32,6 +32,8 @@ CONFIG_INET=y
CONFIG_DEVTMPFS=y
# CONFIG_STANDALONE is not set
# CONFIG_PREVENT_FIRMWARE_BUILD is not set
CONFIG_MTD=y
CONFIG_MTD_SPI_NOR=y
CONFIG_SCSI=y
CONFIG_BLK_DEV_SD=y
CONFIG_NETDEVICES=y
@ -55,6 +57,8 @@ CONFIG_GPIO_SYSFS=y
CONFIG_GPIO_DWAPB=y
CONFIG_GPIO_SNPS_CREG=y
# CONFIG_HWMON is not set
CONFIG_REGULATOR=y
CONFIG_REGULATOR_FIXED_VOLTAGE=y
CONFIG_DRM=y
# CONFIG_DRM_FBDEV_EMULATION is not set
CONFIG_DRM_UDL=y
@ -72,6 +76,8 @@ CONFIG_MMC_SDHCI_PLTFM=y
CONFIG_MMC_DW=y
CONFIG_DMADEVICES=y
CONFIG_DW_AXI_DMAC=y
CONFIG_IIO=y
CONFIG_TI_ADC108S102=y
CONFIG_EXT3_FS=y
CONFIG_VFAT_FS=y
CONFIG_TMPFS=y

4
arch/arc/kernel/perf_event.c
View File

@ -614,8 +614,8 @@ static int arc_pmu_device_probe(struct platform_device *pdev)
/* loop thru all available h/w condition indexes */
for (i = 0; i < cc_bcr.c; i++) {
write_aux_reg(ARC_REG_CC_INDEX, i);
cc_name.indiv.word0 = read_aux_reg(ARC_REG_CC_NAME0);
cc_name.indiv.word1 = read_aux_reg(ARC_REG_CC_NAME1);
cc_name.indiv.word0 = le32_to_cpu(read_aux_reg(ARC_REG_CC_NAME0));
cc_name.indiv.word1 = le32_to_cpu(read_aux_reg(ARC_REG_CC_NAME1));
arc_pmu_map_hw_event(i, cc_name.str);
arc_pmu_add_raw_event_attr(i, cc_name.str);