From patchwork Fri May 13 09:25:30 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kavyasree Kotagiri X-Patchwork-Id: 12848539 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 094DBC433EF for ; Fri, 13 May 2022 09:26:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=RDI8AMwcIzygZKh91cqcDsP5WxH0Df2IMqIjk5tf6lo=; b=Gd/NaHnxgDf617 sFEbTv3tvHyZg36TtwXYQDOSShcJkytSOayLdIzzouGF0PgTrqOHYwG/YiseAkVculWNu2kq9hIBV aGQwvLmOk36NgAgZj04t6CP0pVdCn7xWt+ulXqogzGuyx/wZobODHJzc8lq3YqSgEeelCdDkUBNxf ONRDyhNYCY2W1TNuBQiYeizzjhuuVHZFu0DzEoGwKoX+q4zaAjXle+15GB/7Gu2dzG06DhSmP4KQl aYIvByBqpTXntBQBNNCszAFmdSu630tAsIZri05XMA302V98Eolb0kKR848RlhY6OfQ5VmrtaPvVD dIiTIjPyEj13IQBFHK8A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1npRYR-00FHuL-D7; Fri, 13 May 2022 09:25:47 +0000 Received: from esa.microchip.iphmx.com ([68.232.153.233]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1npRYM-00FHnf-FL for linux-arm-kernel@lists.infradead.org; Fri, 13 May 2022 09:25:44 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1652433943; x=1683969943; h=from:to:cc:subject:date:message-id:mime-version; bh=7lONoJE0pI/mqPtOMCm6iSirbPlA0ZWBn6ql3BY1kUg=; b=bRPk4bvSrnI63Yo7tZZYSw1ZB+5wwlSuxlCp/xSkHimIzCTOhAWyBEnO 3DYSn5A50czYRwtX8GOhEI01Cg/18AhIqkppCqw8iM51BNA7lSyFUKpQl ekYAYoezN+3ZaSPE1P07n8/Y7okL5yTqHJ3TdwcnImSnuzuPC3Dp4rM+v i/0uakxdSBdtUFKxQY1O94a2HcfDfHpH/S5qZ944+A9HLIsSS6ALlYlD3 v86pBuMVP+KwY3YxcccwDGqPD6TOHY/HM1FksM6wo+i6pyNyUkCMvYi4t eJ2kOlWJlc9hRedg/uGkw9+69f89m+JHfjvaiHGfyGioe4flIRZIDw+CB Q==; X-IronPort-AV: E=Sophos;i="5.91,221,1647327600"; d="scan'208";a="163546220" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa5.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 13 May 2022 02:25:37 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.17; Fri, 13 May 2022 02:25:36 -0700 Received: from kavya-HP-Compaq-6000-Pro-SFF-PC.microchip.com (10.10.115.15) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2375.17 via Frontend Transport; Fri, 13 May 2022 02:25:32 -0700 From: Kavyasree Kotagiri To: , , , CC: , , , , Subject: [PATCH v4] ARM: at91: debug: add lan966 support Date: Fri, 13 May 2022 14:55:30 +0530 Message-ID: <20220513092530.19213-1-kavyasree.kotagiri@microchip.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220513_022542_650235_9619B281 X-CRM114-Status: UNSURE ( 9.32 ) X-CRM114-Notice: Please train this message. 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add support for low-level debugging on FLEXCOM USART of LAN966 SoC. Signed-off-by: Kavyasree Kotagiri Reviewed-by: Michael Walle Tested-by: Michael Walle --- v3 -> v4: - changed SOC_LAN966x to SOC_LAN966. arch/arm/Kconfig.debug | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index 0c9497d549e3..77b2db882e75 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -210,6 +210,26 @@ choice Say Y here if you want kernel low-level debugging support on the FLEXCOM3 port of SAMA7G5. + config DEBUG_AT91_LAN966_FLEXCOM + bool "Kernel low-level debugging on LAN966 FLEXCOM USART" + select DEBUG_AT91_UART + depends on SOC_LAN966 + help + Say Y here if you want kernel low-level debugging support + on the FLEXCOM port of LAN966. + + DEBUG_UART_PHYS | DEBUG_UART_VIRT + + 0xe0040200 | 0xfd040200 | FLEXCOM0 + 0xe0044200 | 0xfd044200 | FLEXCOM1 + 0xe0060200 | 0xfd060200 | FLEXCOM2 + 0xe0064200 | 0xfd064200 | FLEXCOM3 + 0xe0070200 | 0xfd070200 | FLEXCOM4 + + By default, enabling FLEXCOM3 port. Based on requirement, use + DEBUG_UART_PHYS and DEBUG_UART_VIRT configurations from above + table. + config DEBUG_BCM2835 bool "Kernel low-level debugging on BCM2835 PL011 UART" depends on ARCH_BCM2835 && ARCH_MULTI_V6 @@ -1685,6 +1705,7 @@ config DEBUG_UART_PHYS default 0xd4017000 if DEBUG_MMP_UART2 default 0xd4018000 if DEBUG_MMP_UART3 default 0xe0000000 if DEBUG_SPEAR13XX + default 0xe0064200 if DEBUG_AT91_LAN966_FLEXCOM default 0xe1824200 if DEBUG_AT91_SAMA7G5_FLEXCOM3 default 0xe4007000 if DEBUG_HIP04_UART default 0xe6c40000 if DEBUG_RMOBILE_SCIFA0 @@ -1805,6 +1826,7 @@ config DEBUG_UART_VIRT default 0xfb10c000 if DEBUG_REALVIEW_PB1176_PORT default 0xfcfe8600 if DEBUG_BCM63XX_UART default 0xfd000000 if DEBUG_SPEAR3XX || DEBUG_SPEAR13XX + default 0xfd064200 if DEBUG_AT91_LAN966_FLEXCOM default 0xfd531000 if DEBUG_STIH41X_SBC_ASC1 default 0xfd883000 if DEBUG_ALPINE_UART0 default 0xfdd32000 if DEBUG_STIH41X_ASC2