From mboxrd@z Thu Jan 1 00:00:00 1970 Received: by 2002:a17:906:dac7:b0:886:babc:7eeb with SMTP id xi7csp79878ejb; Wed, 8 Feb 2023 14:44:40 -0800 (PST) X-Google-Smtp-Source: AK7set95qx03kvuM71Y7zqTWrZ65Ve96D8pNsoNOrnHSRxTvS/IW2GjtOEsPENdypIJphwwUDZAR X-Received: by 2002:a05:600c:319d:b0:3df:e1cc:94ff with SMTP id s29-20020a05600c319d00b003dfe1cc94ffmr7831918wmp.28.1675896279914; Wed, 08 Feb 2023 14:44:39 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1675896279; cv=none; d=google.com; s=arc-20160816; b=u+HpSDn0WwkhlsmanlpLMmjy+VVRC/KhZBxVdmzA4XJL5hC2Vcq97xSn733dArvd+o /nyWbXEhIJkaY3HpPtmFXavFrFPeZcSsnmHF74kNUxZMFGZa6f2r4fPOgoP3FRR3KUU7 Ht9bnjAvZWV+a/22/+5mfdqxxPixgnMU7PHRxx8nngWC1gR92+oXpxKYTeG/XhH2WTMo Btn9agwrMhpYj79/uP5ego9UglQ63xY2OmIvKGUMUI623rYY9F0lkWqv+HsSsr1y+OAt Xo2WEEOCb5aweLJI2iQwZiTYbhM9L2yVCrSzkqwwNTACBHr9sOTmh7k3sc2EIFYZFhKe H8ew== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:list-subscribe:list-help:list-post:list-archive :list-unsubscribe:list-id:precedence:cc:to:from:subject:message-id :references:mime-version:in-reply-to:date:dkim-signature; bh=5oMuDhrUQqITAotZfJ8MWZdGKIdyKs09j9oU2pnVQlU=; b=vul9WLDBFISO9hnZP4bTWmQgwx4zDdiiNsqdWTQDsp7dmgB9E4nugbccdwFVeKnTu/ auoZiwSbdtEX20WomTPaLONRSJdmAoJ60davZuIB4FXLFVL0DsHRL9E+6C4owuF0GMiZ MKvwo7nPwk28c58bsJ+ZEwOaW2DmAwr2QWHCZnkPrSMrMdIlC/IwsUt/JUZ3pUobl9G6 N3nZ/2dROsvjMZWXmnlNtZW2anISpVPXu7aFNCst3KA6eCug6I4zqhnxrh6wfwDIMhf1 Z+EmnzOEcd8O8Pgr8ETJWyyeMaEdZaFikgdKm91/75aI39p09GmWYQoPc4M422qJQ8ER XLSQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@google.com header.s=20210112 header.b=Ffg0Hi27; spf=pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org"; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Return-Path: Received: from lists.gnu.org (lists.gnu.org. [209.51.188.17]) by mx.google.com with ESMTPS id f16-20020a05600c4e9000b003e00c453459si4071868wmq.170.2023.02.08.14.44.39 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Wed, 08 Feb 2023 14:44:39 -0800 (PST) Received-SPF: pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20210112 header.b=Ffg0Hi27; spf=pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org"; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pPtAX-0008T7-RG; Wed, 08 Feb 2023 17:44:01 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from <3rCXkYwYKCK0gVghfeTbbTYR.PbZdRZh-NeZabaTah.beT@flex--titusr.bounces.google.com>) id 1pPtAV-0008R6-Ne for qemu-arm@nongnu.org; Wed, 08 Feb 2023 17:43:59 -0500 Received: from mail-yw1-x1149.google.com ([2607:f8b0:4864:20::1149]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from <3rCXkYwYKCK0gVghfeTbbTYR.PbZdRZh-NeZabaTah.beT@flex--titusr.bounces.google.com>) id 1pPtAT-0002fy-GA for qemu-arm@nongnu.org; Wed, 08 Feb 2023 17:43:59 -0500 Received: by mail-yw1-x1149.google.com with SMTP id 00721157ae682-527b1358200so1305577b3.13 for ; Wed, 08 Feb 2023 14:43:56 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=5oMuDhrUQqITAotZfJ8MWZdGKIdyKs09j9oU2pnVQlU=; b=Ffg0Hi27/B0DGCFy+s9HUCXZp+jiFOv/iN6/1o+tikvqXF4nz/HxJaH0BVwxFCoWk9 v6TvSEMB1PcKoa7wt4nKbclLb5oR0nkCvLY+BkQQyEE8HNsBX/yUl7cn0vi72JQiRu+g PIu3pI8hgOcPj325r8tIH7G3I+JzcDU5ocgbU4pddCzpntP9rGoXlyVXpslYDkZEE5Q0 4DGWZLVcJAh1AJV8YHe+ndsJD8T+iTQvSqZh/HDxvfaT1dTYcMpVmfsfQCeAPh3rvI/F 8HC1QwCr7VkLqF3y4yb4FhEhhafx0AXvOOSKQOFk2tJdxXQB0hh23weoCVLE2wjG9S5N YWcQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=5oMuDhrUQqITAotZfJ8MWZdGKIdyKs09j9oU2pnVQlU=; b=WRGsV9QPioW4QTAp5IQngbVGay4oXWGeEkcgwMN7dNjPEjqzXkHSEdMB54J0yVYl14 ps68oiD2n80jPOX2QkHnH9bBWi05PAjmSxXiBkgVlW0Qiez/OhKVslBZlC9AJK029icJ 8rQu0tyLxbs2n+vKp/Avc1YxF7tDdKDEolooPuyOK6gppTHcgXpKHGqdVsYS1RtTKJ66 lHYA5r/pRxkcZXpyJxQAV4infycsaMgzLamS3tjpKVGvq5jv4d2l4P2lhVtJ3sQ3+JNG CU3bD36C+Ojjqgff5bsTvtjAlxl9obY/gvASfZ0xknXPMFwBck2ha9dfbb4MnqoO1k80 /kuA== X-Gm-Message-State: AO0yUKVvet1JIXtJ+usPWOG904UCV6xNX1F8Nyvqn6b7Y8RQSA1JlRyI ksSW8fWiStaRvf/0z7IfZG5j21cU2t0= X-Received: from titusr.c.googlers.com ([fda3:e722:ac3:cc00:14:4d90:c0a8:22b8]) (user=titusr job=sendgmr) by 2002:a25:6dd4:0:b0:8ac:dc22:ddec with SMTP id i203-20020a256dd4000000b008acdc22ddecmr8ybc.10.1675896236337; Wed, 08 Feb 2023 14:43:56 -0800 (PST) Date: Wed, 8 Feb 2023 22:43:38 +0000 In-Reply-To: <20230208224339.270589-1-titusr@google.com> Mime-Version: 1.0 References: <20230208224339.270589-1-titusr@google.com> X-Mailer: git-send-email 2.39.1.581.gbfd45094c4-goog Message-ID: <20230208224339.270589-4-titusr@google.com> Subject: [PATCH v2 3/4] hw/gpio: add PCA9536 i2c gpio expander From: Titus Rwantare To: philmd@linaro.org, minyard@acm.org, eddie.dong@intel.com Cc: qemu-arm@nongnu.org, qemu-devel@nongnu.org, joel@jms.id.au, Titus Rwantare , Hao Wu Content-Type: text/plain; charset="UTF-8" Received-SPF: pass client-ip=2607:f8b0:4864:20::1149; envelope-from=3rCXkYwYKCK0gVghfeTbbTYR.PbZdRZh-NeZabaTah.beT@flex--titusr.bounces.google.com; helo=mail-yw1-x1149.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, USER_IN_DEF_DKIM_WL=-7.5 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-arm@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-arm-bounces+alex.bennee=linaro.org@nongnu.org Sender: qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org X-TUID: wJgJdcOjyDJv This device has the same register layout as the pca9538, but 4 fewer gpio pins. This commit lowers the number of pins initialised, and reuses the pca9538 logic. Reviewed-by: Hao Wu Signed-off-by: Titus Rwantare --- hw/gpio/pca_i2c_gpio.c | 18 ++++++++++++++++++ include/hw/gpio/pca_i2c_gpio.h | 2 ++ 2 files changed, 20 insertions(+) diff --git a/hw/gpio/pca_i2c_gpio.c b/hw/gpio/pca_i2c_gpio.c index fa69523556..8e30064990 100644 --- a/hw/gpio/pca_i2c_gpio.c +++ b/hw/gpio/pca_i2c_gpio.c @@ -426,6 +426,19 @@ static void pca9538_gpio_class_init(ObjectClass *klass, void *data) k->send = pca9538_send; } +static void pca9536_gpio_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + I2CSlaveClass *k = I2C_SLAVE_CLASS(klass); + PCAGPIOClass *pc = PCA_I2C_GPIO_CLASS(klass); + + dc->desc = "PCA9536 4-bit I/O expander"; + pc->num_pins = PCA9536_NUM_PINS; + + k->recv = pca9538_recv; + k->send = pca9538_send; +} + static void pca_i2c_gpio_class_init(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); @@ -477,6 +490,11 @@ static const TypeInfo pca_gpio_types[] = { .parent = TYPE_PCA_I2C_GPIO, .class_init = pca9538_gpio_class_init, }, + { + .name = TYPE_PCA9536_GPIO, + .parent = TYPE_PCA_I2C_GPIO, + .class_init = pca9536_gpio_class_init, + }, }; DEFINE_TYPES(pca_gpio_types); diff --git a/include/hw/gpio/pca_i2c_gpio.h b/include/hw/gpio/pca_i2c_gpio.h index 3ab7d19a97..6f8260a8c6 100644 --- a/include/hw/gpio/pca_i2c_gpio.h +++ b/include/hw/gpio/pca_i2c_gpio.h @@ -20,6 +20,7 @@ #define PCA_I2C_MAX_PINS 16 #define PCA6416_NUM_PINS 16 #define PCA9538_NUM_PINS 8 +#define PCA9536_NUM_PINS 4 typedef struct PCAGPIOClass { I2CSlaveClass parent; @@ -72,5 +73,6 @@ OBJECT_DECLARE_TYPE(PCAGPIOState, PCAGPIOClass, PCA_I2C_GPIO) #define TYPE_PCA6416_GPIO "pca6416" #define TYPE_PCA9538_GPIO "pca9538" +#define TYPE_PCA9536_GPIO "pca9536" #endif -- 2.39.1.581.gbfd45094c4-goog