From patchwork Tue Mar 15 07:57:53 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Steven Lee X-Patchwork-Id: 12781171 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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 D79A6C433FE for ; Tue, 15 Mar 2022 08:01:42 +0000 (UTC) Received: from localhost ([::1]:39504 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nU27h-000376-QP for qemu-devel@archiver.kernel.org; Tue, 15 Mar 2022 04:01:41 -0400 Received: from eggs.gnu.org ([209.51.188.92]:32788) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nU24p-0000dG-Q4; Tue, 15 Mar 2022 03:58:43 -0400 Received: from twspam01.aspeedtech.com ([211.20.114.71]:22718) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nU24m-0003jb-9i; Tue, 15 Mar 2022 03:58:43 -0400 Received: from mail.aspeedtech.com ([192.168.0.24]) by twspam01.aspeedtech.com with ESMTP id 22F7loYs061296; Tue, 15 Mar 2022 15:47:51 +0800 (GMT-8) (envelope-from steven_lee@aspeedtech.com) Received: from localhost.localdomain (192.168.70.100) by TWMBX02.aspeed.com (192.168.0.24) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 15 Mar 2022 15:57:56 +0800 From: Steven Lee To: =?utf-8?q?C=C3=A9dric_Le_Goater?= , Peter Maydell , Andrew Jeffery , Joel Stanley , "open list:ASPEED BMCs" , "open list:All patches CC here" Subject: [PATCH v2 2/2] hw: aspeed_scu: Introduce clkin_25Mhz attribute Date: Tue, 15 Mar 2022 15:57:53 +0800 Message-ID: <20220315075753.8591-3-steven_lee@aspeedtech.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220315075753.8591-1-steven_lee@aspeedtech.com> References: <20220315075753.8591-1-steven_lee@aspeedtech.com> MIME-Version: 1.0 X-Originating-IP: [192.168.70.100] X-ClientProxiedBy: TWMBX02.aspeed.com (192.168.0.24) To TWMBX02.aspeed.com (192.168.0.24) X-DNSRBL: X-MAIL: twspam01.aspeedtech.com 22F7loYs061296 Received-SPF: pass client-ip=211.20.114.71; envelope-from=steven_lee@aspeedtech.com; helo=twspam01.aspeedtech.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: jamin_lin@aspeedtech.com, troy_lee@aspeedtech.com, steven_lee@aspeedtech.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" AST2600 clkin is always 25MHz, introduce clkin_25Mhz attribute for aspeed_scu_get_clkin() to return the correct clkin for ast2600. Signed-off-by: Steven Lee Reviewed-by: Cédric Le Goater --- hw/misc/aspeed_scu.c | 6 +++++- include/hw/misc/aspeed_scu.h | 1 + 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/hw/misc/aspeed_scu.c b/hw/misc/aspeed_scu.c index d65f86df3d..150567f98a 100644 --- a/hw/misc/aspeed_scu.c +++ b/hw/misc/aspeed_scu.c @@ -371,7 +371,8 @@ static const MemoryRegionOps aspeed_ast2500_scu_ops = { static uint32_t aspeed_scu_get_clkin(AspeedSCUState *s) { - if (s->hw_strap1 & SCU_HW_STRAP_CLK_25M_IN) { + if (s->hw_strap1 & SCU_HW_STRAP_CLK_25M_IN || + ASPEED_SCU_GET_CLASS(s)->clkin_25Mhz) { return 25000000; } else if (s->hw_strap1 & SCU_HW_STRAP_CLK_48M_IN) { return 48000000; @@ -562,6 +563,7 @@ static void aspeed_2400_scu_class_init(ObjectClass *klass, void *data) asc->get_apb = aspeed_2400_scu_get_apb_freq; asc->apb_divider = 2; asc->nr_regs = ASPEED_SCU_NR_REGS; + asc->clkin_25Mhz = false; asc->ops = &aspeed_ast2400_scu_ops; } @@ -583,6 +585,7 @@ static void aspeed_2500_scu_class_init(ObjectClass *klass, void *data) asc->get_apb = aspeed_2400_scu_get_apb_freq; asc->apb_divider = 4; asc->nr_regs = ASPEED_SCU_NR_REGS; + asc->clkin_25Mhz = false; asc->ops = &aspeed_ast2500_scu_ops; } @@ -756,6 +759,7 @@ static void aspeed_2600_scu_class_init(ObjectClass *klass, void *data) asc->get_apb = aspeed_2600_scu_get_apb_freq; asc->apb_divider = 4; asc->nr_regs = ASPEED_AST2600_SCU_NR_REGS; + asc->clkin_25Mhz = true; asc->ops = &aspeed_ast2600_scu_ops; } diff --git a/include/hw/misc/aspeed_scu.h b/include/hw/misc/aspeed_scu.h index 6bf67589e8..fdc721846c 100644 --- a/include/hw/misc/aspeed_scu.h +++ b/include/hw/misc/aspeed_scu.h @@ -59,6 +59,7 @@ struct AspeedSCUClass { uint32_t (*get_apb)(AspeedSCUState *s); uint32_t apb_divider; uint32_t nr_regs; + bool clkin_25Mhz; const MemoryRegionOps *ops; };