From patchwork Thu Jul 14 18:00:04 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hao Wu X-Patchwork-Id: 12918313 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 7C618C43334 for ; Thu, 14 Jul 2022 18:05:49 +0000 (UTC) Received: from localhost ([::1]:37812 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oC3Dg-0004Tv-KL for qemu-devel@archiver.kernel.org; Thu, 14 Jul 2022 14:05:48 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:58296) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from <3wlnQYggKCtMLJ6zDIH65DD5A3.1DBF3BJ-23K3ACDC5CJ.DG5@flex--wuhaotsh.bounces.google.com>) id 1oC38u-0007TC-IE for qemu-devel@nongnu.org; Thu, 14 Jul 2022 14:00:52 -0400 Received: from mail-pg1-x54a.google.com ([2607:f8b0:4864:20::54a]:36716) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from <3wlnQYggKCtMLJ6zDIH65DD5A3.1DBF3BJ-23K3ACDC5CJ.DG5@flex--wuhaotsh.bounces.google.com>) id 1oC38r-0005l3-5p for qemu-devel@nongnu.org; Thu, 14 Jul 2022 14:00:52 -0400 Received: by mail-pg1-x54a.google.com with SMTP id q12-20020a632a0c000000b00419b66851e8so1331461pgq.3 for ; Thu, 14 Jul 2022 11:00:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=ZPy/+0dqgBOB4uWjUnv2kiH/6vyYCxfU19RjpK4Qvr8=; b=l4wky4vxHY1rK6lrsYf/BLssFZWpoA7zrEAaFueK6tBq18uNtdFoijJDEoczWpt7Mx tu5ezsC7C8o4aSaxvtgOSU5RKr5iSy73VkULPXU2LsMC2z5bB7D/xn1HjZWzFqW9zj67 gveoPsnSoPZmrk9wIHzZQm/GI1KUr7UAERMf/Wngv+uSzHQtdY138GF87NELkGk5v30+ csud0uu15xaiw5Zjc4l9eHdx75PCEn9r13Kk18fcWzAknbFJZbFBpkD+qifKsHVgdhji JHjhHEOdWEVdXyhjteRkK2518kMbi6wC0KGeOnjtbSsdLF8F4vDIuwsD0PcJZtVDasfi 3vCQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=ZPy/+0dqgBOB4uWjUnv2kiH/6vyYCxfU19RjpK4Qvr8=; b=lLuVrE+ofimy6ukTvwlqNffzeKlFvJ/PILfWFA572SVFxmtSgIPB1I/FvRbYb648h6 qEkSNUoxlfZnhwuI+ZcOWRn2W+/s2cuMqwIEVikrnUtkW9rOdm2G9yyFxdZjyLab4Qp6 +cU2jqAWKvodarMDLVSOpbPxVeZUpDw8d9c7g8irfLozecfSv9Ji79DXvmH/JB74VFra kuAYRjYNoi5ZLAVWpKjDg+fCg2WzIx+2+U267S+roz7wk/tjZHa2XuspXRuEMM9rTsgL REfWPhKqvvBD9ZOSwhrdzE+VpMyUDGeETFADl7DDkVo12w42ldzZIylOS36degKl0auX orlQ== X-Gm-Message-State: AJIora/umzfKeXqcBxgImyP84jOnE8MQ2R6K0uOs2cCQYkwFxaxW5sQ9 ZnyVz+4Wd87PH20H/jq0LY/QmEMVtbOcbQ== X-Google-Smtp-Source: AGRyM1sTSWBiDP/kkupdrHCRzTKT0ewPPYFIBHjGMOvdBpi8FdD6VKl+PYyLoh7CKUr5PfPAo12EMkQek9GG/w== X-Received: from mimik.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:4e]) (user=wuhaotsh job=sendgmr) by 2002:a17:90b:181:b0:1ef:c348:6835 with SMTP id t1-20020a17090b018100b001efc3486835mr627924pjs.1.1657821634239; Thu, 14 Jul 2022 11:00:34 -0700 (PDT) Date: Thu, 14 Jul 2022 11:00:04 -0700 In-Reply-To: <20220714180006.77360-1-wuhaotsh@google.com> Message-Id: <20220714180006.77360-7-wuhaotsh@google.com> Mime-Version: 1.0 References: <20220714180006.77360-1-wuhaotsh@google.com> X-Mailer: git-send-email 2.37.0.170.g444d1eabd0-goog Subject: [PATCH 6/8] hw/arm: npcm8xx_boards: EEPROMs can take bus as parameter From: Hao Wu To: peter.maydell@linaro.org Cc: richard.henderson@linaro.org, qemu-arm@nongnu.org, qemu-devel@nongnu.org, wuhaotsh@google.com, venture@google.com, Avi.Fishman@nuvoton.com, kfting@nuvoton.com, hskinnemoen@google.com, f4bug@amsat.org, bin.meng@windriver.com, qemu-block@nongnu.org, armbru@redhat.com, thuth@redhat.com Received-SPF: pass client-ip=2607:f8b0:4864:20::54a; envelope-from=3wlnQYggKCtMLJ6zDIH65DD5A3.1DBF3BJ-23K3ACDC5CJ.DG5@flex--wuhaotsh.bounces.google.com; helo=mail-pg1-x54a.google.com X-Spam_score_int: -95 X-Spam_score: -9.6 X-Spam_bar: --------- X-Spam_report: (-9.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_MED=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01, USER_IN_DEF_DKIM_WL=-7.5 autolearn=unavailable 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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" We allow at24c_eeprom_init to take a I2CBus* as parameter. This allows us to attach an EEPROM device behind an I2C mux which is not possible with the old method. Signed-off-by: Hao Wu --- hw/arm/npcm7xx_boards.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/hw/arm/npcm7xx_boards.c b/hw/arm/npcm7xx_boards.c index 6bc6f5d2fe..b083b0c572 100644 --- a/hw/arm/npcm7xx_boards.c +++ b/hw/arm/npcm7xx_boards.c @@ -140,10 +140,9 @@ static I2CBus *npcm7xx_i2c_get_bus(NPCM7xxState *soc, uint32_t num) return I2C_BUS(qdev_get_child_bus(DEVICE(&soc->smbus[num]), "i2c-bus")); } -static void at24c_eeprom_init(NPCM7xxState *soc, int bus, uint8_t addr, +static void at24c_eeprom_init(I2CBus *i2c_bus, int bus, uint8_t addr, uint32_t rsize) { - I2CBus *i2c_bus = npcm7xx_i2c_get_bus(soc, bus); I2CSlave *i2c_dev = i2c_slave_new("at24c-eeprom", addr); DeviceState *dev = DEVICE(i2c_dev); @@ -253,8 +252,8 @@ static void quanta_gsj_i2c_init(NPCM7xxState *soc) i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 3), "tmp105", 0x5c); i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 4), "tmp105", 0x5c); - at24c_eeprom_init(soc, 9, 0x55, 8192); - at24c_eeprom_init(soc, 10, 0x55, 8192); + at24c_eeprom_init(npcm7xx_i2c_get_bus(soc, 9), 9, 0x55, 8192); + at24c_eeprom_init(npcm7xx_i2c_get_bus(soc, 10), 10, 0x55, 8192); /* * i2c-11: @@ -360,7 +359,8 @@ static void kudo_bmc_i2c_init(NPCM7xxState *soc) i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 4), TYPE_PCA9548, 0x77); - at24c_eeprom_init(soc, 4, 0x50, 8192); /* mbfru */ + /* mbfru */ + at24c_eeprom_init(npcm7xx_i2c_get_bus(soc, 4), 4, 0x50, 8192); i2c_mux = i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 13), TYPE_PCA9548, 0x77); @@ -371,7 +371,8 @@ static void kudo_bmc_i2c_init(NPCM7xxState *soc) i2c_slave_create_simple(pca954x_i2c_get_bus(i2c_mux, 4), "tmp105", 0x48); i2c_slave_create_simple(pca954x_i2c_get_bus(i2c_mux, 5), "tmp105", 0x49); - at24c_eeprom_init(soc, 14, 0x55, 8192); /* bmcfru */ + /* bmcfru */ + at24c_eeprom_init(npcm7xx_i2c_get_bus(soc, 14), 14, 0x55, 8192); /* TODO: Add remaining i2c devices. */ }