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Fri, 21 May 2021 20:38:33 -0700 (PDT) MIME-Version: 1.0 References: <20210504170316.34622-1-romain.perier@gmail.com> In-Reply-To: <20210504170316.34622-1-romain.perier@gmail.com> From: Daniel Palmer Date: Sat, 22 May 2021 12:38:22 +0900 Message-ID: Subject: Re: [PATCH v2] ARM: debug: add UART early console support for MSTAR SoCs To: Romain Perier Cc: Russell King , Arnd Bergmann , Krzysztof Kozlowski , Linus Walleij , Alain VOLMAT , Kefeng Wang , Rob Herring , =?UTF-8?Q?Uwe_Kleine=2DK=C3=B6nig?= , linux-arm-kernel , Mohammed Billoo , Daniel Palmer X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210521_203838_935621_79E3A734 X-CRM114-Status: GOOD ( 20.65 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Romain, On Wed, 5 May 2021 at 02:03, Romain Perier wrote: > > This adds the debug_ll uart for the PM UART found on armv7-based MStar > SoCs. > > Signed-off-by: Romain Perier > Acked-by: Daniel Palmer > --- > > Changes since v1: > - Renamed to DEBUG_MSTARV7_PMUART, so it matches the arch name > - Improved the Kconfig description > - Added Daniel's Acked-by > > --- > arch/arm/Kconfig.debug | 11 +++++++++++ > 1 file changed, 11 insertions(+) > > diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug > index 36016497b1b3..1c673762ce7c 100644 > --- a/arch/arm/Kconfig.debug > +++ b/arch/arm/Kconfig.debug > @@ -607,6 +607,14 @@ choice > when u-boot hands over to the kernel, the system > silently crashes, with no serial output at all. > > + config DEBUG_MSTARV7_PMUART > + bool "Kernel low-level debugging messages via MSTARV7 PM UART" > + depends on ARCH_MSTARV7 > + select DEBUG_UART_8250 > + help > + Say Y here if you want kernel low-level debugging support > + for MSTAR ARMv7-based platforms on PM UART. > + > config DEBUG_MT6589_UART0 > bool "Mediatek mt6589 UART0" > depends on ARCH_MEDIATEK > @@ -1605,6 +1613,7 @@ config DEBUG_UART_PHYS > default 0x18000400 if DEBUG_BCM_HR2 > default 0x18023000 if DEBUG_BCM_IPROC_UART3 > default 0x1c090000 if DEBUG_VEXPRESS_UART0_RS1 > + default 0x1f221000 if DEBUG_MSTARV7_PMUART > default 0x20001000 if DEBUG_HIP01_UART > default 0x20060000 if DEBUG_RK29_UART0 > default 0x20064000 if DEBUG_RK29_UART1 || DEBUG_RK3X_UART2 > @@ -1722,6 +1731,7 @@ config DEBUG_UART_VIRT > default 0xf0100000 if DEBUG_DIGICOLOR_UA0 > default 0xf01fb000 if DEBUG_NOMADIK_UART > default 0xf0201000 if DEBUG_BCM2835 || DEBUG_BCM2836 > + default 0xf0221000 if DEBUG_MSTARV7_PMUART > default 0xf1000300 if DEBUG_BCM_5301X > default 0xf1000400 if DEBUG_BCM_HR2 > default 0xf1002000 if DEBUG_MT8127_UART0 > @@ -1827,6 +1837,7 @@ config DEBUG_UART_8250_SHIFT > default 0 if DEBUG_FOOTBRIDGE_COM1 || ARCH_IOP32X || DEBUG_BCM_5301X || \ > DEBUG_BCM_HR2 || DEBUG_OMAP7XXUART1 || DEBUG_OMAP7XXUART2 || \ > DEBUG_OMAP7XXUART3 > + default 3 if DEBUG_MSTARV7_PMUART > default 2 > > config DEBUG_UART_8250_WORD > -- > 2.30.2 > Applied[0] with Linus' Reviewed-by and Mohammend's Tested-by. Thanks, Daniel 0 - https://github.com/linux-chenxing/linux/tree/mstar_for_v5_14 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel