From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Wed, 04 Mar 2026 12:01:28 +0100 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vxjyp-007xPr-1F for lore@lore.pengutronix.de; Wed, 04 Mar 2026 12:01:28 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1vxjyo-0005ox-65 for lore@pengutronix.de; Wed, 04 Mar 2026 12:01:28 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date :Subject:To:From:Reply-To:Content-Type:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=KJKRTRSzzvGb9195m4wj8nCk+MK05rTTeERCA2A3DmQ=; b=2tDRxy14JX3V+0 ZIXtjzs+6Jpi2wZANqEyIKpOwp1Q0vBaC1RhGZZi7j2qu7zD1OLALXxs1NafSkNQL4U91DG5A4zNY felNlewyiKdO8ZVtJlfkN1FaqKDFYsbOnp7qvi7eMm4STid1+/tyayYYzNfDi53jd+MxEtqO4d2kp BqCklczEFX3QnNF8G6she7FoilCYH158b5QjrdsTLhu5toKq/7XUR41pG8gAsYE3yPVR6dbjv2Prv MQ2JYn5Xp0+DSdPK3rLSvNOILyRoOvEbo08ARL+W+fwltOiBTMNpf90tI8bT3oCJkSkjgeUPwukhP X0zXUDPumn3C0A4YLlNA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vxjyL-0000000H23d-0mR7; Wed, 04 Mar 2026 11:00:57 +0000 Received: from smtp15.bhosted.nl ([2a02:9e0:8000::26]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vxjyI-0000000H1zx-0569 for barebox@lists.infradead.org; Wed, 04 Mar 2026 11:00:55 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=protonic.nl; s=202111; h=content-transfer-encoding:mime-version:references:in-reply-to:message-id:date: subject:cc:to:from:from; bh=KJKRTRSzzvGb9195m4wj8nCk+MK05rTTeERCA2A3DmQ=; b=Nv9FUEd3ThFHYsSdVx1GmyyaSMmY3CRmJ+3fLM2TFbfzUI03yNC6239oOusSuPYIvyPnTeU8Q8OAm VdiSu7ArJO7siBMfAX04cyR6kMLidI4PeWLuBV7iTJLSyRb4I7ywEUXmeuv9i8C3jF0jM92Nwb+7bD YrJzIwthIELWfZQqIsVoqDT8PGYUaDCJvvC6wK5fZOhCtJgD+5aJbvjqDWiAWDctkO3W801FCOWWzp A+/6yzufFTi7OF7i6oh4outAflTPQpMcjhJD0INQyuKfCZbbGGXlmSgz0r3kA51F3Z0GWzrIIPoy6S t3dus1TBhB8hY2NycMMucplgaVXvp1w== X-MSG-ID: 651893e9-17b9-11f1-bcce-00505681446f From: Robin van der Gracht To: barebox@lists.infradead.org Date: Wed, 4 Mar 2026 12:00:07 +0100 Message-ID: <20260304110013.495725-4-robin.van.der.gracht@protonic.nl> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260304110013.495725-1-robin.van.der.gracht@protonic.nl> References: <20260304110013.495725-1-robin.van.der.gracht@protonic.nl> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260304_030054_189925_C2327163 X-CRM114-Status: GOOD ( 15.45 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Robin van der Gracht Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-2.6 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_NONE autolearn=ham autolearn_force=no version=3.4.2 Subject: [PATCH 3/9] ARM: boards: protonic-rk356x: Use devicetree alias for saradc X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) Using an alias in the device tree is cleaner and more flexible than a hard coded address. This change paves the way for adding support for a chip with the saradc at a different address (i.e. RK3562) later on. Signed-off-by: Robin van der Gracht --- arch/arm/boards/protonic-rk356x/board.c | 18 ++++++++++-------- arch/arm/dts/rk3568-mecsbc.dts | 1 + 2 files changed, 11 insertions(+), 8 deletions(-) diff --git a/arch/arm/boards/protonic-rk356x/board.c b/arch/arm/boards/protonic-rk356x/board.c index c01438847a..aec0303e94 100644 --- a/arch/arm/boards/protonic-rk356x/board.c +++ b/arch/arm/boards/protonic-rk356x/board.c @@ -40,7 +40,7 @@ static int saradc_get_value(const char *chan) static bool prt_rk356x_get_usb_boot(void) { - return saradc_get_value("aiodev0.in_value0_mV") < 74; + return saradc_get_value("saradc.in_value0_mV") < 74; } static int prt_rk356x_adc_id_values[] = { @@ -64,8 +64,8 @@ static int prt_rk356x_get_adc_id(const char *chan) static void prt_rk356x_process_adc(struct device *dev) { - prt_priv.hw_id = prt_rk356x_get_adc_id("aiodev0.in_value1_mV"); - prt_priv.hw_rev = prt_rk356x_get_adc_id("aiodev0.in_value3_mV"); + prt_priv.hw_id = prt_rk356x_get_adc_id("saradc.in_value1_mV"); + prt_priv.hw_rev = prt_rk356x_get_adc_id("saradc.in_value3_mV"); dev_add_param_uint32_ro(dev, "boardrev", &prt_priv.hw_rev, "%u"); dev_add_param_uint32_ro(dev, "boardid", &prt_priv.hw_id, "%u"); @@ -123,14 +123,16 @@ static int prt_rk356x_of_fixup_hwrev(struct device *dev) static int prt_rk356x_probe(struct device *dev) { - int ret = 0; + int error; enum bootsource bootsource = bootsource_get(); int instance = bootsource_get_instance(); const struct prt_rk356x_model *model; - struct device_node *np; - np = of_find_node_by_name_address(NULL, "saradc@fe720000"); - of_device_ensure_probed(np); + error = of_device_ensure_probed_by_alias("saradc"); + if (error) { + pr_err("saradc is not available\n"); + return error; + } model = device_get_match_data(dev); @@ -148,7 +150,7 @@ static int prt_rk356x_probe(struct device *dev) prt_rk356x_process_adc(dev); prt_rk356x_of_fixup_hwrev(dev); - return ret; + return 0; } static const struct prt_rk356x_model mecsbc = { diff --git a/arch/arm/dts/rk3568-mecsbc.dts b/arch/arm/dts/rk3568-mecsbc.dts index 1beea32f03..7407f59f9e 100644 --- a/arch/arm/dts/rk3568-mecsbc.dts +++ b/arch/arm/dts/rk3568-mecsbc.dts @@ -10,6 +10,7 @@ / { aliases { state = &state_emmc; + saradc = &saradc; }; chosen: chosen { -- 2.43.0