From mboxrd@z Thu Jan 1 00:00:00 1970 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AE630C4332F for ; Mon, 14 Nov 2022 11:38:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236211AbiKNLik (ORCPT ); Mon, 14 Nov 2022 06:38:40 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34518 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236266AbiKNLid (ORCPT ); Mon, 14 Nov 2022 06:38:33 -0500 Received: from loongson.cn (mail.loongson.cn [114.242.206.163]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 5F991E6A; Mon, 14 Nov 2022 03:38:29 -0800 (PST) Received: from loongson.cn (unknown [10.20.42.77]) by gateway (Coremail) with SMTP id _____8Bx67W0KHJjuuMGAA--.1267S3; Mon, 14 Nov 2022 19:38:28 +0800 (CST) Received: from loongson-PC.loongson.cn (unknown [10.20.42.77]) by localhost.localdomain (Coremail) with SMTP id AQAAf8BxTuCwKHJjCZMSAA--.50121S3; Mon, 14 Nov 2022 19:38:28 +0800 (CST) From: Liu Peibao To: Thomas Gleixner , Marc Zyngier , Rob Herring , Krzysztof Kozlowski , Huacai Chen , WANG Xuerui Cc: Jianmin Lv , Yinbo Zhu , wanghongliang , Liu Peibao , linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 1/2] irqchip: loongarch-cpu: add DT support Date: Mon, 14 Nov 2022 19:38:23 +0800 Message-Id: <20221114113824.1880-2-liupeibao@loongson.cn> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20221114113824.1880-1-liupeibao@loongson.cn> References: <20221114113824.1880-1-liupeibao@loongson.cn> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID: AQAAf8BxTuCwKHJjCZMSAA--.50121S3 X-CM-SenderInfo: xolx1vpled0qxorr0wxvrqhubq/1tbiAQAKCmNw3mQUUgAAsu X-Coremail-Antispam: 1Uk129KBjvJXoW7Cw4fCw1fZFyUXryxAF48Crg_yoW8Jw13pa y7u3yavr1xJFnrWwn3C345Wr9Ivr1rK3y2qayfKa4Skrs8G34DZF10yF9xuFs5C3y3JF12 9F18tF18uF15JFDanT9S1TB71UUUUUJqnTZGkaVYY2UrUUUUj1kv1TuYvTs0mT0YCTnIWj qI5I8CrVACY4xI64kE6c02F40Ex7xfYxn0WfASr-VFAUDa7-sFnT9fnUUIcSsGvfJTRUUU bS8YFVCjjxCrM7AC8VAFwI0_Jr0_Gr1l1xkIjI8I6I8E6xAIw20EY4v20xvaj40_Wr0E3s 1l1IIY67AEw4v_JF0_JFyl8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxSw2x7M28EF7xv wVC0I7IYx2IY67AKxVW8JVW5JwA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxVW8JVWxJwA2z4 x0Y4vEx4A2jsIE14v26r4UJVWxJr1l84ACjcxK6I8E87Iv6xkF7I0E14v26F4UJVW0owAa w2AFwI0_Jrv_JF1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqjxCEc2xF0cIa020Ex4CE44 I27wAqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_JF0_Jw1lYx0Ex4A2 jsIE14v26r4j6F4UMcvjeVCFs4IE7xkEbVWUJVW8JwACjcxG0xvY0x0EwIxGrwCY1x0262 kKe7AKxVWUAVWUtwCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwCFI7km 07C267AKxVWUXVWUAwC20s026c02F40E14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r 1rMI8E67AF67kF1VAFwI0_Jw0_GFylIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWU CVW8JwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Gr0_Cr1lIxAIcVCF04k26cxKx2IYs7xG6r 1j6r1xMIIF0xvEx4A2jsIE14v26r4j6F4UMIIF0xvEx4A2jsIEc7CjxVAFwI0_Gr0_Gr1U YxBIdaVFxhVjvjDU0xZFpf9x07jFiihUUUUU= Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org LoongArch is coming to support booting with FDT, so DT support of this driver is desired. Signed-off-by: Liu Peibao --- drivers/irqchip/irq-loongarch-cpu.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/drivers/irqchip/irq-loongarch-cpu.c b/drivers/irqchip/irq-loongarch-cpu.c index 741612ba6a52..a28b7c549654 100644 --- a/drivers/irqchip/irq-loongarch-cpu.c +++ b/drivers/irqchip/irq-loongarch-cpu.c @@ -92,6 +92,25 @@ static const struct irq_domain_ops loongarch_cpu_intc_irq_domain_ops = { .xlate = irq_domain_xlate_onecell, }; +#ifdef CONFIG_OF +int __init loongarch_cpu_irq_of_init(struct device_node *of_node, + struct device_node *parent) +{ + cpuintc_handle = of_node_to_fwnode(of_node); + + irq_domain = irq_domain_create_linear(cpuintc_handle, EXCCODE_INT_NUM, + &loongarch_cpu_intc_irq_domain_ops, NULL); + if (!irq_domain) + panic("Failed to add irqdomain for loongarch CPU"); + + set_handle_irq(&handle_cpu_irq); + + return 0; +} +IRQCHIP_DECLARE(cpu_intc, "loongson,cpu-interrupt-controller", + loongarch_cpu_irq_of_init); +#endif + static int __init liointc_parse_madt(union acpi_subtable_headers *header, const unsigned long end) -- 2.20.1