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Wed, 11 Nov 2020 09:47:51 +0000 From: Anup Patel To: Peter Maydell , Palmer Dabbelt , Alistair Francis , Sagar Karandikar Subject: [PATCH] hw/riscv: sifive_u: Add UART1 DT node in the generated DTB Date: Wed, 11 Nov 2020 15:17:25 +0530 Message-Id: <20201111094725.3768755-1-anup.patel@wdc.com> X-Mailer: git-send-email 2.25.1 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [122.167.198.253] X-ClientProxiedBy: MAXPR01CA0100.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:5d::18) To DM6PR04MB6201.namprd04.prod.outlook.com (2603:10b6:5:127::32) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from wdc.com (122.167.198.253) by MAXPR01CA0100.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:5d::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3541.21 via Frontend Transport; Wed, 11 Nov 2020 09:47:48 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: 8dea7fd7-ec3e-4440-22bd-08d88626daa2 X-MS-TrafficTypeDiagnostic: DM6PR04MB4811: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: WDCIPOUTBOUND: EOP-TRUE X-MS-Oob-TLC-OOBClassifiers: OLM:2089; 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envelope-from=prvs=5773f578b=Anup.Patel@wdc.com; helo=esa2.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/11/11 04:47:54 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, MSGID_FROM_MTA_HEADER=0.001, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Atish Patra , Anup Patel , qemu-riscv@nongnu.org, qemu-devel@nongnu.org, Anup Patel Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The sifive_u machine emulates two UARTs but we have only UART0 DT node in the generated DTB so this patch adds UART1 DT node in the generated DTB. Signed-off-by: Anup Patel --- hw/riscv/sifive_u.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/hw/riscv/sifive_u.c b/hw/riscv/sifive_u.c index 2f19a9cda2..146944a293 100644 --- a/hw/riscv/sifive_u.c +++ b/hw/riscv/sifive_u.c @@ -387,6 +387,21 @@ static void create_fdt(SiFiveUState *s, const struct MemmapEntry *memmap, qemu_fdt_setprop_cell(fdt, nodename, "reg", 0x0); g_free(nodename); + nodename = g_strdup_printf("/soc/serial@%lx", + (long)memmap[SIFIVE_U_DEV_UART1].base); + qemu_fdt_add_subnode(fdt, nodename); + qemu_fdt_setprop_string(fdt, nodename, "compatible", "sifive,uart0"); + qemu_fdt_setprop_cells(fdt, nodename, "reg", + 0x0, memmap[SIFIVE_U_DEV_UART1].base, + 0x0, memmap[SIFIVE_U_DEV_UART1].size); + qemu_fdt_setprop_cells(fdt, nodename, "clocks", + prci_phandle, PRCI_CLK_TLCLK); + qemu_fdt_setprop_cell(fdt, nodename, "interrupt-parent", plic_phandle); + qemu_fdt_setprop_cell(fdt, nodename, "interrupts", SIFIVE_U_UART1_IRQ); + + qemu_fdt_setprop_string(fdt, "/aliases", "serial1", nodename); + g_free(nodename); + nodename = g_strdup_printf("/soc/serial@%lx", (long)memmap[SIFIVE_U_DEV_UART0].base); qemu_fdt_add_subnode(fdt, nodename); -- 2.25.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from list by lists.gnu.org with archive (Exim 4.90_1) id 1kcmjS-0003Wx-5m for mharc-qemu-riscv@gnu.org; Wed, 11 Nov 2020 04:48:02 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:54100) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kcmjQ-0003UP-J4; Wed, 11 Nov 2020 04:48:00 -0500 Received: from esa2.hgst.iphmx.com ([68.232.143.124]:10547) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kcmjN-0006yX-7m; Wed, 11 Nov 2020 04:47:59 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1605088089; x=1636624089; h=from:to:cc:subject:date:message-id: content-transfer-encoding:mime-version; bh=Bl82yiGoh4cJxKw70zywCiA8+o26/lmrGOyp7z4w9f0=; 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Wed, 11 Nov 2020 09:47:51 +0000 From: Anup Patel To: Peter Maydell , Palmer Dabbelt , Alistair Francis , Sagar Karandikar Cc: Atish Patra , Anup Patel , qemu-riscv@nongnu.org, qemu-devel@nongnu.org, Anup Patel Subject: [PATCH] hw/riscv: sifive_u: Add UART1 DT node in the generated DTB Date: Wed, 11 Nov 2020 15:17:25 +0530 Message-Id: <20201111094725.3768755-1-anup.patel@wdc.com> X-Mailer: git-send-email 2.25.1 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [122.167.198.253] X-ClientProxiedBy: MAXPR01CA0100.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:5d::18) To DM6PR04MB6201.namprd04.prod.outlook.com (2603:10b6:5:127::32) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from wdc.com (122.167.198.253) by MAXPR01CA0100.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:5d::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3541.21 via Frontend Transport; Wed, 11 Nov 2020 09:47:48 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: 8dea7fd7-ec3e-4440-22bd-08d88626daa2 X-MS-TrafficTypeDiagnostic: DM6PR04MB4811: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: WDCIPOUTBOUND: EOP-TRUE X-MS-Oob-TLC-OOBClassifiers: OLM:2089; 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envelope-from=prvs=5773f578b=Anup.Patel@wdc.com; helo=esa2.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/11/11 04:47:54 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, MSGID_FROM_MTA_HEADER=0.001, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-riscv@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 11 Nov 2020 09:48:00 -0000 The sifive_u machine emulates two UARTs but we have only UART0 DT node in the generated DTB so this patch adds UART1 DT node in the generated DTB. Signed-off-by: Anup Patel --- hw/riscv/sifive_u.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/hw/riscv/sifive_u.c b/hw/riscv/sifive_u.c index 2f19a9cda2..146944a293 100644 --- a/hw/riscv/sifive_u.c +++ b/hw/riscv/sifive_u.c @@ -387,6 +387,21 @@ static void create_fdt(SiFiveUState *s, const struct MemmapEntry *memmap, qemu_fdt_setprop_cell(fdt, nodename, "reg", 0x0); g_free(nodename); + nodename = g_strdup_printf("/soc/serial@%lx", + (long)memmap[SIFIVE_U_DEV_UART1].base); + qemu_fdt_add_subnode(fdt, nodename); + qemu_fdt_setprop_string(fdt, nodename, "compatible", "sifive,uart0"); + qemu_fdt_setprop_cells(fdt, nodename, "reg", + 0x0, memmap[SIFIVE_U_DEV_UART1].base, + 0x0, memmap[SIFIVE_U_DEV_UART1].size); + qemu_fdt_setprop_cells(fdt, nodename, "clocks", + prci_phandle, PRCI_CLK_TLCLK); + qemu_fdt_setprop_cell(fdt, nodename, "interrupt-parent", plic_phandle); + qemu_fdt_setprop_cell(fdt, nodename, "interrupts", SIFIVE_U_UART1_IRQ); + + qemu_fdt_setprop_string(fdt, "/aliases", "serial1", nodename); + g_free(nodename); + nodename = g_strdup_printf("/soc/serial@%lx", (long)memmap[SIFIVE_U_DEV_UART0].base); qemu_fdt_add_subnode(fdt, nodename); -- 2.25.1