diff options
| author |   Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com> | 2019-10-23 15:44:16 +0300 |
|---|---|---|
| committer |   Vineet Gupta <vgupta@synopsys.com> | 2019-10-28 12:12:31 -0700 |
| commit | 9c6375f77b09446e6781770dc49347f77d679496 (patch) | |
| tree | 8d5bac1ceacf06be28e43d9047bbef59836e4f6f /arch/arc | |
| parent | ARC: merge HAPS-HS with nSIM-HS configs (diff) | |
| download | linux-dev-9c6375f77b09446e6781770dc49347f77d679496.tar.xz linux-dev-9c6375f77b09446e6781770dc49347f77d679496.zip | |
ARC: nSIM_700: switch to DW UART usage
Switch nsim_700_defconfig to dwuart for consistent uart settings
for all nSIM configurations.
Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc')
| -rw-r--r-- | arch/arc/boot/dts/nsim_700.dts | 20 | ||||
| -rw-r--r-- | arch/arc/configs/nsim_700_defconfig | 8 |
2 files changed, 17 insertions, 11 deletions
diff --git a/arch/arc/boot/dts/nsim_700.dts b/arch/arc/boot/dts/nsim_700.dts index 63dbaab1247d..ae9bc21fe11b 100644 --- a/arch/arc/boot/dts/nsim_700.dts +++ b/arch/arc/boot/dts/nsim_700.dts @@ -14,11 +14,11 @@ interrupt-parent = <&core_intc>; chosen { - bootargs = "earlycon=arc_uart,mmio32,0xc0fc1000,115200n8 console=ttyARC0,115200n8 print-fatal-signals=1"; + bootargs = "earlycon=uart8250,mmio32,0xf0000000,115200n8 console=ttyS0,115200n8 print-fatal-signals=1"; }; aliases { - serial0 = &arcuart0; + serial0 = &uart0; }; fpga { @@ -41,13 +41,15 @@ #interrupt-cells = <1>; }; - arcuart0: serial@c0fc1000 { - compatible = "snps,arc-uart"; - reg = <0xc0fc1000 0x100>; - interrupts = <5>; - clock-frequency = <80000000>; - current-speed = <115200>; - status = "okay"; + uart0: serial@f0000000 { + compatible = "ns16550a"; + reg = <0xf0000000 0x2000>; + interrupts = <24>; + clock-frequency = <50000000>; + baud = <115200>; + reg-shift = <2>; + reg-io-width = <4>; + no-loopback-test = <1>; }; ethernet@c0fc2000 { diff --git a/arch/arc/configs/nsim_700_defconfig b/arch/arc/configs/nsim_700_defconfig index 9b2653b0b349..5c488140f537 100644 --- a/arch/arc/configs/nsim_700_defconfig +++ b/arch/arc/configs/nsim_700_defconfig @@ -41,8 +41,12 @@ CONFIG_LXT_PHY=y # CONFIG_INPUT_MOUSE is not set # CONFIG_SERIO is not set # CONFIG_LEGACY_PTYS is not set -CONFIG_SERIAL_ARC=y -CONFIG_SERIAL_ARC_CONSOLE=y +CONFIG_SERIAL_8250=y +CONFIG_SERIAL_8250_CONSOLE=y +CONFIG_SERIAL_8250_NR_UARTS=1 +CONFIG_SERIAL_8250_RUNTIME_UARTS=1 +CONFIG_SERIAL_8250_DW=y +CONFIG_SERIAL_OF_PLATFORM=y # CONFIG_HW_RANDOM is not set # CONFIG_HWMON is not set # CONFIG_HID is not set |