From patchwork Wed Jun 8 16:11:48 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frank Wunderlich X-Patchwork-Id: 12874229 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 8746FCCA481 for ; Wed, 8 Jun 2022 16:13:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=JxruE9YJUkxEcWLb0qKkJl5l3BWjHipSfBGW6O1C2S0=; b=lES6REaHqJXr6+ vvgDmKOmSN8pcnuR83a6W4OJZNQmKXa4PKRT9sO8HVGaI+5GWMGBWCdYHy2kEE7rKaKBUMwiqp3dj zrSqb2KmRjUaZVpfLQbeyzuNVX+ld80VgrjXikgYTupjAKVRatiHCzoDLivsoY6AUBqILwZXeWjpe DKYrmWm3r9RGoG+laFfzspQuqVDazFynDdc/CpmL8DJJLINwAO4lzSWQsoX0CbqDF6wDfDP76JqZf wwJVkM/YtgEYYVy3Whhk5Rz9rIhPUwiJaLfjd3nTFGi5W139v//NT0mylFGp1kat9AtY4sa9DKgOi KKqOBNI8LHbRlRF1iaBQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nyyIL-00EDwz-Ac; Wed, 08 Jun 2022 16:12:33 +0000 Received: from mxout1.routing.net ([2a03:2900:1:a::a]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nyyI5-00EDt4-0h; Wed, 08 Jun 2022 16:12:21 +0000 Received: from mxbox2.masterlogin.de (unknown [192.168.10.89]) by mxout1.routing.net (Postfix) with ESMTP id 0D9A540723; Wed, 8 Jun 2022 16:12:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mailerdienst.de; s=20200217; t=1654704731; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=+yNCEI1M50WCFwTtBdpIGCBslfrVDPiRRt09PxL34Ks=; b=MGlNPMSr/ikza8N8iG35Niw1MJ4Zhxd419d8LEqdGJ1FuFgjrBL+iXSYqk76JJPhxqc5kT +MTeqLq5/JNSywC/QWrixzy7jyL1FnIF09NoHI4jiVUL+JQ94NnPJOC+Jm5kvfxksbPKgC OLJQM1ggc7G9rXwDyNdgxnt6qXKEV+U= Received: from frank-G5.. (fttx-pool-80.245.76.43.bambit.de [80.245.76.43]) by mxbox2.masterlogin.de (Postfix) with ESMTPSA id 333C8100CFB; Wed, 8 Jun 2022 16:12:10 +0000 (UTC) From: Frank Wunderlich To: linux-rockchip@lists.infradead.org Cc: Frank Wunderlich , Rob Herring , Krzysztof Kozlowski , Heiko Stuebner , Alessandro Zummo , Alexandre Belloni , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-rtc@vger.kernel.org, Peter Geis Subject: [PATCH 1/2] rtc: hym8563: try multiple times to init device Date: Wed, 8 Jun 2022 18:11:48 +0200 Message-Id: <20220608161150.58919-2-linux@fw-web.de> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220608161150.58919-1-linux@fw-web.de> References: <20220608161150.58919-1-linux@fw-web.de> MIME-Version: 1.0 X-Mail-ID: 86d1654e-4123-44a3-899d-68cca389b7da X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220608_091217_724596_26AD44CD X-CRM114-Status: GOOD ( 15.65 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Peter Geis RTC sometimes does not respond the first time in init. Try multiple times to get a response. Signed-off-by: Peter Geis Signed-off-by: Frank Wunderlich --- drivers/rtc/rtc-hym8563.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/drivers/rtc/rtc-hym8563.c b/drivers/rtc/rtc-hym8563.c index 90e602e99d03..9adcedaa4613 100644 --- a/drivers/rtc/rtc-hym8563.c +++ b/drivers/rtc/rtc-hym8563.c @@ -13,6 +13,7 @@ #include #include #include +#include #include #define HYM8563_CTL1 0x00 @@ -438,10 +439,16 @@ static irqreturn_t hym8563_irq(int irq, void *dev_id) static int hym8563_init_device(struct i2c_client *client) { - int ret; + int ret, i; /* Clear stop flag if present */ - ret = i2c_smbus_write_byte_data(client, HYM8563_CTL1, 0); + for (i = 0; i < 3; i++) { + ret = i2c_smbus_write_byte_data(client, HYM8563_CTL1, 0); + if (ret == 0) + break; + msleep(20); + } + if (ret < 0) return ret; From patchwork Wed Jun 8 16:11:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frank Wunderlich X-Patchwork-Id: 12874230 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 9E0C4C43334 for ; Wed, 8 Jun 2022 16:13:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=IqIrCatsiFxDQzB++h7tDTKzodWqDO+o91h9XqRqlAE=; b=gw2960dx+gMcR7 xhFQr7D9WJ5FW92G0O1u43ImailqGSxTVk2xWNfk5e9sE860n84fvGHr6MVxc6YwFLW4A3qTeIzGj 9WbK93QdLPllWMX1V9WqKkm0rvWiU9sjUG/bgtJs2n4muygvreRXd+//p76Ya2dzkXHYf3imFFFIs sl2CMAwSEVRIGNo9g6riuSRkQ3MQToRVOBiA9WW8fc5fVOTpj6iUkOthTqFTcbCMaXTI2GnMD2ngQ 0eK/HXKCHzFGD4cN1SqmF7KKZZ5KmNeLEPGd3UErimEFscbvE2rMi8/Ht0YjDJW23y0m1hecyMOoL 3Barldce/eAI5PoT2v2Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nyyIU-00EDyQ-JZ; Wed, 08 Jun 2022 16:12:42 +0000 Received: from mxout2.routing.net ([2a03:2900:1:a::b]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nyyIB-00EDtM-Iz; Wed, 08 Jun 2022 16:12:25 +0000 Received: from mxbox2.masterlogin.de (unknown [192.168.10.89]) by mxout2.routing.net (Postfix) with ESMTP id D081B615FC; Wed, 8 Jun 2022 16:12:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mailerdienst.de; s=20200217; t=1654704731; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=qYmY2rTo7o5Beu+qZkDIwFeFpZXzyT2M2MGeMmcfTYw=; b=B3pebneiJU78nIOfVKb8WZ57cQ7wXTtysHkKZL2AS1S0YZ5owgPFErTtG4xKUKK+lnfWy+ B/grMRDKiV6Ws7QH9KFA25oaREvWC5rdImSDcpxJU98X1Bs5FrKOdfDDiOMI7OHzSQfJXn NWh1wGMnDfilyRtgxXUgL3pntWqRnD0= Received: from frank-G5.. (fttx-pool-80.245.76.43.bambit.de [80.245.76.43]) by mxbox2.masterlogin.de (Postfix) with ESMTPSA id 0A01910021A; Wed, 8 Jun 2022 16:12:11 +0000 (UTC) From: Frank Wunderlich To: linux-rockchip@lists.infradead.org Cc: Frank Wunderlich , Rob Herring , Krzysztof Kozlowski , Heiko Stuebner , Alessandro Zummo , Alexandre Belloni , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-rtc@vger.kernel.org Subject: [PATCH 2/2] arm64: dts: rockchip: add RTC to BPI-R2 Pro Date: Wed, 8 Jun 2022 18:11:49 +0200 Message-Id: <20220608161150.58919-3-linux@fw-web.de> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220608161150.58919-1-linux@fw-web.de> References: <20220608161150.58919-1-linux@fw-web.de> MIME-Version: 1.0 X-Mail-ID: 107985d7-91f1-4c4e-83fd-ac336a1c9307 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220608_091223_815657_7BFE0F8B X-CRM114-Status: GOOD ( 10.76 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Frank Wunderlich Add devicetree node for hym8563 rtc to Bananapi R2 Pro board. Signed-off-by: Frank Wunderlich --- .../boot/dts/rockchip/rk3568-bpi-r2-pro.dts | 23 +++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts index 40cf2236c0b6..7e5b3947e28f 100644 --- a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts +++ b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts @@ -389,6 +389,23 @@ regulator-state-mem { }; }; +&i2c3 { + status = "okay"; + + hym8563: hym8563@51 { + compatible = "haoyu,hym8563"; + reg = <0x51>; + #clock-cells = <0>; + clock-frequency = <32768>; + clock-output-names = "rtcic_32kout"; + interrupt-parent = <&gpio0>; + interrupts = ; + pinctrl-names = "default"; + pinctrl-0 = <&hym8563_int>; + wakeup-source; + }; +}; + &i2c5 { /* pin 3 (SDA) + 4 (SCL) of header con2 */ status = "disabled"; @@ -411,6 +428,12 @@ green_led_pin: green-led-pin { }; }; + hym8563 { + hym8563_int: hym8563-int { + rockchip,pins = <0 RK_PD3 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + pmic { pmic_int: pmic_int { rockchip,pins =