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[2001:470:b8f6:1b::1]) by smtp.gmail.com with ESMTPSA id d16-20020a05680813d000b003b9d00ce109sm57795oiw.34.2023.12.06.17.42.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Dec 2023 17:42:02 -0800 (PST) Received: from dell1.minyard.net (unknown [IPv6:2001:470:b8f6:1b:8ff4:f8fd:ca3:53c6]) by serve.minyard.net (Postfix) with ESMTPA id 78CA51800C6; Thu, 7 Dec 2023 01:42:02 +0000 (UTC) From: minyard@acm.org To: qemu-devel@nongnu.org Cc: Potin Lai , Patrick Venture , Hao Wu , Titus Rwantare , Corey Minyard Subject: [PULL 2/2] hw/i2c: add pca9543 i2c-mux switch Date: Wed, 6 Dec 2023 19:41:48 -0600 Message-Id: <20231207014148.3116889-3-minyard@acm.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231207014148.3116889-1-minyard@acm.org> References: <20231207014148.3116889-1-minyard@acm.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::234; envelope-from=tcminyard@gmail.com; helo=mail-oi1-x234.google.com X-Spam_score_int: -14 X-Spam_score: -1.5 X-Spam_bar: - X-Spam_report: (-1.5 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.25, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.25, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no 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-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Potin Lai Add pca9543 2-channel i2c-mux switch support. Signed-off-by: Potin Lai Reviewed-by: Patrick Venture Message-Id: <20231113063156.2264941-1-potin.lai.pt@gmail.com> Signed-off-by: Corey Minyard --- hw/i2c/i2c_mux_pca954x.c | 12 ++++++++++++ include/hw/i2c/i2c_mux_pca954x.h | 1 + 2 files changed, 13 insertions(+) diff --git a/hw/i2c/i2c_mux_pca954x.c b/hw/i2c/i2c_mux_pca954x.c index db5db956a6..6aace0fc47 100644 --- a/hw/i2c/i2c_mux_pca954x.c +++ b/hw/i2c/i2c_mux_pca954x.c @@ -30,6 +30,7 @@ #define PCA9548_CHANNEL_COUNT 8 #define PCA9546_CHANNEL_COUNT 4 +#define PCA9543_CHANNEL_COUNT 2 /* * struct Pca954xState - The pca954x state object. @@ -172,6 +173,12 @@ I2CBus *pca954x_i2c_get_bus(I2CSlave *mux, uint8_t channel) return pca954x->bus[channel]; } +static void pca9543_class_init(ObjectClass *klass, void *data) +{ + Pca954xClass *s = PCA954X_CLASS(klass); + s->nchans = PCA9543_CHANNEL_COUNT; +} + static void pca9546_class_init(ObjectClass *klass, void *data) { Pca954xClass *s = PCA954X_CLASS(klass); @@ -246,6 +253,11 @@ static const TypeInfo pca954x_info[] = { .class_init = pca954x_class_init, .abstract = true, }, + { + .name = TYPE_PCA9543, + .parent = TYPE_PCA954X, + .class_init = pca9543_class_init, + }, { .name = TYPE_PCA9546, .parent = TYPE_PCA954X, diff --git a/include/hw/i2c/i2c_mux_pca954x.h b/include/hw/i2c/i2c_mux_pca954x.h index 3dd25ec983..1da5508ed5 100644 --- a/include/hw/i2c/i2c_mux_pca954x.h +++ b/include/hw/i2c/i2c_mux_pca954x.h @@ -3,6 +3,7 @@ #include "hw/i2c/i2c.h" +#define TYPE_PCA9543 "pca9543" #define TYPE_PCA9546 "pca9546" #define TYPE_PCA9548 "pca9548"