Messages in this thread | | | Date | Mon, 31 Jan 2022 13:57:13 +0100 | Subject | Re: [PATCH v9 03/13] ARM: Add basic support for Airoha EN7523 SoC | From | Felix Fietkau <> |
| |
On 31.01.22 11:51, Luka Perkov wrote: > Hello Felix, > > On Sun, Jan 30, 2022 at 3:56 PM Felix Fietkau <nbd@nbd.name> wrote: >> >> From: John Crispin <john@phrozen.org> >> >> EN7523 is an armv8 based silicon used inside broadband access type devices >> such as xPON and xDSL. It shares various silicon blocks with MediaTek >> silicon such as the MT7622. >> >> Add basic support for Airoha EN7523, enough for booting to console. >> >> The UART is basically 8250-compatible, except for the clock selection. >> A clock-frequency value is synthesized to get this to run at 115200 bps. >> >> Signed-off-by: John Crispin <john@phrozen.org> >> Signed-off-by: Bert Vermeulen <bert@biot.com> >> Signed-off-by: Felix Fietkau <nbd@nbd.name> >> --- >> index 000000000000..ea23b5abb478 >> --- /dev/null >> +++ b/arch/arm/mach-airoha/airoha.c >> @@ -0,0 +1,16 @@ >> +// SPDX-License-Identifier: GPL-2.0-or-later >> +/* >> + * Device Tree support for Airoha SoCs >> + * >> + * Copyright (c) 2022 Felix Fietkau <nbd@nbd.name> >> + */ >> +#include <asm/mach/arch.h> >> + >> +static const char * const airoha_board_dt_compat[] = { >> + "airoha,en7523", >> + NULL, >> +}; >> + >> +DT_MACHINE_START(MEDIATEK_DT, "Airoha Cortex-A53 (Device Tree)") > > Since this is Cortex-A53 core is there a reason why this is not placed > within arm64 directory? From what I can tell, it's a stripped-down core that only runs in 32-bit mode.
- Felix
| |