From patchwork Fri Jan 10 17:20:06 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Alexandre Belloni X-Patchwork-Id: 11328103 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 31AFA13A0 for ; Fri, 10 Jan 2020 17:20:24 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id C588020842 for ; Fri, 10 Jan 2020 17:20:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="uJVt23oL" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C588020842 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=of033+B7XzMTHtWVWKpYG3nK9GhQg5wQ5jkm2Dq3n0M=; b=uJVt23oLz2f6hM Kdwpy8m76G/Nu4I13aZOoOeJvOkwmbYdqOpk6IXr7d2EMf3SnFtA5ErF37uyed1zu4C77zNqGeKLL e8HENA0BJTEtLpXgeqjDRLFfG/hxxiErAugYjXADILnpeXnyrMQrsM00kCuYQLk734+18+rBvsSim jocndXky2E1ZOjtAy0KPR9OIBvjsf2Y4fklI5EYE4Z+Ckx9pbYIPnXC9GrhwKaaZt8Socdm/otmRw mAQULaLVdeT+Gr7R1f8W6Y4nQpXJpaLZqVYMQNQ4RsTmdkn1M7eZ/ns6u5kK7FQX1y6jnJnfv384M sXw7RGCwhCoAh9R1niog==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ipxxP-0001DL-Gh; Fri, 10 Jan 2020 17:20:23 +0000 Received: from relay4-d.mail.gandi.net ([217.70.183.196]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ipxxN-0001CF-2Z for linux-arm-kernel@lists.infradead.org; Fri, 10 Jan 2020 17:20:22 +0000 X-Originating-IP: 90.65.102.129 Received: from localhost (lfbn-lyo-1-1670-129.w90-65.abo.wanadoo.fr [90.65.102.129]) (Authenticated sender: alexandre.belloni@bootlin.com) by relay4-d.mail.gandi.net (Postfix) with ESMTPSA id 31BE9E0007; Fri, 10 Jan 2020 17:20:15 +0000 (UTC) From: Alexandre Belloni To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 1/2] ARM: dts: at91: sama5d3: fix maximum peripheral clock rates Date: Fri, 10 Jan 2020 18:20:06 +0100 Message-Id: <20200110172007.1253659-1-alexandre.belloni@bootlin.com> X-Mailer: git-send-email 2.24.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200110_092021_395203_C5B52610 X-CRM114-Status: GOOD ( 10.31 ) X-Spam-Score: -0.7 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.7 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [217.70.183.196 listed in list.dnswl.org] 0.0 RCVD_IN_MSPIKE_H3 RBL: Good reputation (+3) [217.70.183.196 listed in wl.mailspike.net] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 RCVD_IN_MSPIKE_WL Mailspike good senders X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexandre Belloni , =?utf-8?q?Karl_Rudb?= =?utf-8?q?=C3=A6k_Olsen?= , linux-kernel@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Currently the maximum rate for peripheral clock is calculated based on a typical 133MHz MCK. The maximum frequency is defined in the datasheet as a ratio to MCK. Some sama5d3 platforms are using a 166MHz MCK. Update the device trees to match the maximum rate based on 166MHz. Reported-by: Karl Rudbæk Olsen Fixes: d2e8190b7916 ("ARM: at91/dt: define sama5d3 clocks") Signed-off-by: Alexandre Belloni --- arch/arm/boot/dts/sama5d3.dtsi | 28 ++++++++++++++-------------- arch/arm/boot/dts/sama5d3_can.dtsi | 4 ++-- arch/arm/boot/dts/sama5d3_uart.dtsi | 4 ++-- 3 files changed, 18 insertions(+), 18 deletions(-) diff --git a/arch/arm/boot/dts/sama5d3.dtsi b/arch/arm/boot/dts/sama5d3.dtsi index f770aace0efd..203d40be70a5 100644 --- a/arch/arm/boot/dts/sama5d3.dtsi +++ b/arch/arm/boot/dts/sama5d3.dtsi @@ -1188,49 +1188,49 @@ pioE_clk: pioE_clk { usart0_clk: usart0_clk { #clock-cells = <0>; reg = <12>; - atmel,clk-output-range = <0 66000000>; + atmel,clk-output-range = <0 83000000>; }; usart1_clk: usart1_clk { #clock-cells = <0>; reg = <13>; - atmel,clk-output-range = <0 66000000>; + atmel,clk-output-range = <0 83000000>; }; usart2_clk: usart2_clk { #clock-cells = <0>; reg = <14>; - atmel,clk-output-range = <0 66000000>; + atmel,clk-output-range = <0 83000000>; }; usart3_clk: usart3_clk { #clock-cells = <0>; reg = <15>; - atmel,clk-output-range = <0 66000000>; + atmel,clk-output-range = <0 83000000>; }; uart0_clk: uart0_clk { #clock-cells = <0>; reg = <16>; - atmel,clk-output-range = <0 66000000>; + atmel,clk-output-range = <0 83000000>; }; twi0_clk: twi0_clk { reg = <18>; #clock-cells = <0>; - atmel,clk-output-range = <0 16625000>; + atmel,clk-output-range = <0 41500000>; }; twi1_clk: twi1_clk { #clock-cells = <0>; reg = <19>; - atmel,clk-output-range = <0 16625000>; + atmel,clk-output-range = <0 41500000>; }; twi2_clk: twi2_clk { #clock-cells = <0>; reg = <20>; - atmel,clk-output-range = <0 16625000>; + atmel,clk-output-range = <0 41500000>; }; mci0_clk: mci0_clk { @@ -1246,19 +1246,19 @@ mci1_clk: mci1_clk { spi0_clk: spi0_clk { #clock-cells = <0>; reg = <24>; - atmel,clk-output-range = <0 133000000>; + atmel,clk-output-range = <0 166000000>; }; spi1_clk: spi1_clk { #clock-cells = <0>; reg = <25>; - atmel,clk-output-range = <0 133000000>; + atmel,clk-output-range = <0 166000000>; }; tcb0_clk: tcb0_clk { #clock-cells = <0>; reg = <26>; - atmel,clk-output-range = <0 133000000>; + atmel,clk-output-range = <0 166000000>; }; pwm_clk: pwm_clk { @@ -1269,7 +1269,7 @@ pwm_clk: pwm_clk { adc_clk: adc_clk { #clock-cells = <0>; reg = <29>; - atmel,clk-output-range = <0 66000000>; + atmel,clk-output-range = <0 83000000>; }; dma0_clk: dma0_clk { @@ -1300,13 +1300,13 @@ isi_clk: isi_clk { ssc0_clk: ssc0_clk { #clock-cells = <0>; reg = <38>; - atmel,clk-output-range = <0 66000000>; + atmel,clk-output-range = <0 83000000>; }; ssc1_clk: ssc1_clk { #clock-cells = <0>; reg = <39>; - atmel,clk-output-range = <0 66000000>; + atmel,clk-output-range = <0 83000000>; }; sha_clk: sha_clk { diff --git a/arch/arm/boot/dts/sama5d3_can.dtsi b/arch/arm/boot/dts/sama5d3_can.dtsi index cf06a018ed0f..2470dd3fff25 100644 --- a/arch/arm/boot/dts/sama5d3_can.dtsi +++ b/arch/arm/boot/dts/sama5d3_can.dtsi @@ -36,13 +36,13 @@ periphck { can0_clk: can0_clk { #clock-cells = <0>; reg = <40>; - atmel,clk-output-range = <0 66000000>; + atmel,clk-output-range = <0 83000000>; }; can1_clk: can1_clk { #clock-cells = <0>; reg = <41>; - atmel,clk-output-range = <0 66000000>; + atmel,clk-output-range = <0 83000000>; }; }; }; diff --git a/arch/arm/boot/dts/sama5d3_uart.dtsi b/arch/arm/boot/dts/sama5d3_uart.dtsi index 4316bdbdc25d..cb62adbd28ed 100644 --- a/arch/arm/boot/dts/sama5d3_uart.dtsi +++ b/arch/arm/boot/dts/sama5d3_uart.dtsi @@ -41,13 +41,13 @@ periphck { uart0_clk: uart0_clk { #clock-cells = <0>; reg = <16>; - atmel,clk-output-range = <0 66000000>; + atmel,clk-output-range = <0 83000000>; }; uart1_clk: uart1_clk { #clock-cells = <0>; reg = <17>; - atmel,clk-output-range = <0 66000000>; + atmel,clk-output-range = <0 83000000>; }; }; }; From patchwork Fri Jan 10 17:20:07 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Alexandre Belloni X-Patchwork-Id: 11328105 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3F9C0138D for ; 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Fri, 10 Jan 2020 17:20:16 +0000 (UTC) From: Alexandre Belloni To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 2/2] ARM: dts: at91: sama5d3: define clock rate range for tcb1 Date: Fri, 10 Jan 2020 18:20:07 +0100 Message-Id: <20200110172007.1253659-2-alexandre.belloni@bootlin.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200110172007.1253659-1-alexandre.belloni@bootlin.com> References: <20200110172007.1253659-1-alexandre.belloni@bootlin.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200110_092027_648147_6757CEF2 X-CRM114-Status: UNSURE ( 9.66 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.7 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.7 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [217.70.178.232 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alexandre Belloni , =?utf-8?q?Karl_Rudb?= =?utf-8?q?=C3=A6k_Olsen?= , linux-kernel@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org The clock rate range for the TCB1 clock is missing. define it in the device tree. Reported-by: Karl Rudbæk Olsen Fixes: d2e8190b7916 ("ARM: at91/dt: define sama5d3 clocks") Signed-off-by: Alexandre Belloni --- arch/arm/boot/dts/sama5d3_tcb1.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/sama5d3_tcb1.dtsi b/arch/arm/boot/dts/sama5d3_tcb1.dtsi index 1584035daf51..215802b8db30 100644 --- a/arch/arm/boot/dts/sama5d3_tcb1.dtsi +++ b/arch/arm/boot/dts/sama5d3_tcb1.dtsi @@ -22,6 +22,7 @@ periphck { tcb1_clk: tcb1_clk { #clock-cells = <0>; reg = <27>; + atmel,clk-output-range = <0 166000000>; }; }; };