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boards: iotdk: add mpu and fpu configuration

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* iotdk supports fpu and mpu
* iotdk supports fast irq
* a fix in device tree

Signed-off-by: Wayne Ren <wei.ren@synopsys.com>
This commit is contained in:
Wayne Ren 2019-04-16 15:35:24 +08:00 • committed by Andrew Boie
commit b69ed0373e
4 changed files with 11 additions and 2 deletions
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3
boards/arc/iotdk/iotdk_defconfig
View file

@ -12,4 +12,5 @@ CONFIG_ARCV2_TIMER=y
CONFIG_CONSOLE=y
CONFIG_UART_CONSOLE=y
CONFIG_SERIAL=y
CONFIG_UART_INTERRUPT_DRIVEN=y
CONFIG_UART_INTERRUPT_DRIVEN=y
CONFIG_ARC_MPU_ENABLE=y

2
dts/arc/arc_iot.dtsi
View file

@ -246,7 +246,7 @@
compatible = "snps,designware-spi";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x80010100 0x100>;
reg = <0x80010200 0x100>;
interrupts = <78 2>, <79 2>, <80 2>;
interrupt-names = "err-int", "rx-avail", "tx-req";
interrupt-parent = <&intc>;

6
soc/arc/snps_arc_iot/Kconfig.defconfig
View file

@ -19,6 +19,9 @@ config NUM_IRQ_PRIO_LEVELS
# 0 for Fast Interrupts (FIRQs) and 1-3 for Regular Interrupts (IRQs).
default 4
config ARC_MPU_VER
default 2
config NUM_IRQS
# must be > the highest interrupt number used
default 95
@ -32,6 +35,9 @@ config SYS_CLOCK_HW_CYCLES_PER_SEC
config HARVARD
default y
config ARC_FIRQ
default y
if SERIAL
config UART_NS16550

2
soc/arc/snps_arc_iot/Kconfig.soc
View file

@ -7,3 +7,5 @@
config SOC_ARC_IOT
bool "Synopsys ARC IoT SoC"
select CPU_HAS_MPU
select CPU_HAS_FPU