From patchwork Wed Sep 9 20:30:57 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eddie James X-Patchwork-Id: 254744 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A2C89C43461 for ; Wed, 9 Sep 2020 20:32:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6537B21D6C for ; Wed, 9 Sep 2020 20:32:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b="jQyZ+YoU" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730077AbgIIUb4 (ORCPT ); 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Wed, 9 Sep 2020 20:31:02 GMT Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 5F02F78064; Wed, 9 Sep 2020 20:31:02 +0000 (GMT) Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id B0F9178066; Wed, 9 Sep 2020 20:31:01 +0000 (GMT) Received: from SHADE6A.ibmuc.com (unknown [9.163.76.239]) by b03ledav004.gho.boulder.ibm.com (Postfix) with ESMTP; Wed, 9 Sep 2020 20:31:01 +0000 (GMT) From: Eddie James To: linux-input@vger.kernel.org Cc: devicetree@vger.kernel.org, linux-aspeed@lists.ozlabs.org, linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org, robh+dt@kernel.org, dmitry.torokhov@gmail.com, joel@jms.id.au, andrew@aj.id.au, benh@kernel.crashing.org, brendanhiggins@google.com, wsa@kernel.org, rentao.bupt@gmail.com, ryan_chen@aspeedtech.com Subject: [PATCH v3 3/5] i2c: aspeed: Mask IRQ status to relevant bits Date: Wed, 9 Sep 2020 15:30:57 -0500 Message-Id: <20200909203059.23427-4-eajames@linux.ibm.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200909203059.23427-1-eajames@linux.ibm.com> References: <20200909203059.23427-1-eajames@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-09-09_16:2020-09-09,2020-09-09 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 clxscore=1015 mlxscore=0 lowpriorityscore=0 phishscore=0 priorityscore=1501 mlxlogscore=932 malwarescore=0 spamscore=0 suspectscore=1 bulkscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2009090178 Sender: linux-i2c-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org Mask the IRQ status to only the bits that the driver checks. This prevents excessive driver warnings when operating in slave mode when additional bits are set that the driver doesn't handle. Signed-off-by: Eddie James Reviewed-by: Tao Ren --- drivers/i2c/busses/i2c-aspeed.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/i2c/busses/i2c-aspeed.c b/drivers/i2c/busses/i2c-aspeed.c index 31268074c422..724bf30600d6 100644 --- a/drivers/i2c/busses/i2c-aspeed.c +++ b/drivers/i2c/busses/i2c-aspeed.c @@ -69,6 +69,7 @@ * These share bit definitions, so use the same values for the enable & * status bits. */ +#define ASPEED_I2CD_INTR_RECV_MASK 0xf000ffff #define ASPEED_I2CD_INTR_SDA_DL_TIMEOUT BIT(14) #define ASPEED_I2CD_INTR_BUS_RECOVER_DONE BIT(13) #define ASPEED_I2CD_INTR_SLAVE_MATCH BIT(7) @@ -604,6 +605,7 @@ static irqreturn_t aspeed_i2c_bus_irq(int irq, void *dev_id) writel(irq_received & ~ASPEED_I2CD_INTR_RX_DONE, bus->base + ASPEED_I2C_INTR_STS_REG); readl(bus->base + ASPEED_I2C_INTR_STS_REG); + irq_received &= ASPEED_I2CD_INTR_RECV_MASK; irq_remaining = irq_received; #if IS_ENABLED(CONFIG_I2C_SLAVE) From patchwork Wed Sep 9 20:30:58 2020 Content-Type: text/plain; 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Wed, 9 Sep 2020 20:31:03 GMT Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 23A3E7805C; Wed, 9 Sep 2020 20:31:03 +0000 (GMT) Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 7120578060; Wed, 9 Sep 2020 20:31:02 +0000 (GMT) Received: from SHADE6A.ibmuc.com (unknown [9.163.76.239]) by b03ledav004.gho.boulder.ibm.com (Postfix) with ESMTP; Wed, 9 Sep 2020 20:31:02 +0000 (GMT) From: Eddie James To: linux-input@vger.kernel.org Cc: devicetree@vger.kernel.org, linux-aspeed@lists.ozlabs.org, linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org, robh+dt@kernel.org, dmitry.torokhov@gmail.com, joel@jms.id.au, andrew@aj.id.au, benh@kernel.crashing.org, brendanhiggins@google.com, wsa@kernel.org, rentao.bupt@gmail.com, ryan_chen@aspeedtech.com Subject: [PATCH v3 4/5] ARM: dts: Aspeed: Tacoma: Add IBM Operation Panel I2C device Date: Wed, 9 Sep 2020 15:30:58 -0500 Message-Id: <20200909203059.23427-5-eajames@linux.ibm.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200909203059.23427-1-eajames@linux.ibm.com> References: <20200909203059.23427-1-eajames@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-09-09_16:2020-09-09,2020-09-09 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 adultscore=0 phishscore=0 mlxscore=0 suspectscore=1 malwarescore=0 lowpriorityscore=0 bulkscore=0 mlxlogscore=999 priorityscore=1501 impostorscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2009090178 Sender: linux-i2c-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org Set I2C bus 0 to multi-master mode and add the panel device that will register as a slave. Signed-off-by: Eddie James Reviewed-by: Joel Stanley --- arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts b/arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts index 5f4ee67ac787..4d070d6ba09f 100644 --- a/arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts +++ b/arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts @@ -4,6 +4,7 @@ #include "aspeed-g6.dtsi" #include +#include #include / { @@ -438,7 +439,13 @@ aliases { }; &i2c0 { + multi-master; status = "okay"; + + ibm-panel@62 { + compatible = "ibm,op-panel"; + reg = <(0x62 | I2C_OWN_SLAVE_ADDRESS)>; + }; }; &i2c1 { From patchwork Wed Sep 9 20:30:59 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eddie James X-Patchwork-Id: 254745 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C9575C10DAA for ; 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Wed, 09 Sep 2020 16:31:06 -0400 Received: from pps.filterd (ppma01dal.us.ibm.com [127.0.0.1]) by ppma01dal.us.ibm.com (8.16.0.42/8.16.0.42) with SMTP id 089KRrGF004239; Wed, 9 Sep 2020 20:31:05 GMT Received: from b03cxnp07029.gho.boulder.ibm.com (b03cxnp07029.gho.boulder.ibm.com [9.17.130.16]) by ppma01dal.us.ibm.com with ESMTP id 33d46mwgg1-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 09 Sep 2020 20:31:05 +0000 Received: from b03ledav004.gho.boulder.ibm.com (b03ledav004.gho.boulder.ibm.com [9.17.130.235]) by b03cxnp07029.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 089KV38s62783994 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 9 Sep 2020 20:31:04 GMT Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id DDD2678067; Wed, 9 Sep 2020 20:31:03 +0000 (GMT) Received: from b03ledav004.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3729C7805F; Wed, 9 Sep 2020 20:31:03 +0000 (GMT) Received: from SHADE6A.ibmuc.com (unknown [9.163.76.239]) by b03ledav004.gho.boulder.ibm.com (Postfix) with ESMTP; Wed, 9 Sep 2020 20:31:03 +0000 (GMT) From: Eddie James To: linux-input@vger.kernel.org Cc: devicetree@vger.kernel.org, linux-aspeed@lists.ozlabs.org, linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org, robh+dt@kernel.org, dmitry.torokhov@gmail.com, joel@jms.id.au, andrew@aj.id.au, benh@kernel.crashing.org, brendanhiggins@google.com, wsa@kernel.org, rentao.bupt@gmail.com, ryan_chen@aspeedtech.com Subject: [PATCH v3 5/5] ARM: dts: Aspeed: Rainier: Add IBM Operation Panel I2C device Date: Wed, 9 Sep 2020 15:30:59 -0500 Message-Id: <20200909203059.23427-6-eajames@linux.ibm.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200909203059.23427-1-eajames@linux.ibm.com> References: <20200909203059.23427-1-eajames@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-09-09_16:2020-09-09,2020-09-09 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=1 bulkscore=0 adultscore=0 malwarescore=0 phishscore=0 mlxscore=0 priorityscore=1501 lowpriorityscore=0 mlxlogscore=999 impostorscore=0 spamscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2009090173 Sender: linux-i2c-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org Set I2C bus 7 to multi-master mode and add the panel device that will register as a slave. Signed-off-by: Eddie James Reviewed-by: Joel Stanley --- arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts index b94421f6cbd5..50d528444f5d 100644 --- a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts +++ b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts @@ -4,6 +4,7 @@ #include "aspeed-g6.dtsi" #include +#include #include / { @@ -698,6 +699,7 @@ eeprom@53 { }; &i2c7 { + multi-master; status = "okay"; si7021-a20@20 { @@ -831,6 +833,11 @@ gpio@15 { }; }; + ibm-panel@62 { + compatible = "ibm,op-panel"; + reg = <(0x62 | I2C_OWN_SLAVE_ADDRESS)>; + }; + dps: dps310@76 { compatible = "infineon,dps310"; reg = <0x76>;