From patchwork Mon Jun 17 21:54:58 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Packham X-Patchwork-Id: 11000583 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id EEA4A1395 for ; Mon, 17 Jun 2019 21:56:04 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DA19A289D6 for ; Mon, 17 Jun 2019 21:56:04 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id BFC06289F0; Mon, 17 Jun 2019 21:56:04 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 6302B2880D for ; 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Tue, 18 Jun 2019 09:55:01 +1200 Received: from chrisp-dl.ws.atlnz.lc (chrisp-dl.ws.atlnz.lc [10.33.22.30]) by smtp (Postfix) with ESMTP id A89CA13EEEE; Tue, 18 Jun 2019 09:55:01 +1200 (NZST) Received: by chrisp-dl.ws.atlnz.lc (Postfix, from userid 1030) id 80E641E04F0; Tue, 18 Jun 2019 09:55:00 +1200 (NZST) From: Chris Packham To: mturquette@baylibre.com, sboyd@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, linus.walleij@linaro.org, jason@lakedaemon.net, andrew@lunn.ch, gregory.clement@bootlin.com, sebastian.hesselbarth@gmail.com, linux-gpio@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 4/4] clk: kirkwood: Add support for MV98DX1135 Date: Tue, 18 Jun 2019 09:54:58 +1200 Message-Id: <20190617215458.32688-5-chris.packham@alliedtelesis.co.nz> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190617215458.32688-1-chris.packham@alliedtelesis.co.nz> References: <20190617215458.32688-1-chris.packham@alliedtelesis.co.nz> MIME-Version: 1.0 x-atlnz-ls: pat X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190617_145506_184761_A25F8CBC X-CRM114-Status: GOOD ( 10.18 ) 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: devicetree@vger.kernel.org, Chris Packham , linux-clk@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The 98DX1135 is a switch chip with an integrated CPU. This is similar to the 98DX4122 except that the core clock speed is fixed to 166Mhz. Signed-off-by: Chris Packham Reviewed-by: Andrew Lunn --- drivers/clk/mvebu/kirkwood.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/clk/mvebu/kirkwood.c b/drivers/clk/mvebu/kirkwood.c index 35af3aa18f1c..47680237d0be 100644 --- a/drivers/clk/mvebu/kirkwood.c +++ b/drivers/clk/mvebu/kirkwood.c @@ -185,6 +185,11 @@ static void __init mv88f6180_get_clk_ratio( } } +static u32 __init mv98dx1135_get_tclk_freq(void __iomem *sar) +{ + return 166666667; +} + static const struct coreclk_soc_desc kirkwood_coreclks = { .get_tclk_freq = kirkwood_get_tclk_freq, .get_cpu_freq = kirkwood_get_cpu_freq, @@ -201,6 +206,14 @@ static const struct coreclk_soc_desc mv88f6180_coreclks = { .num_ratios = ARRAY_SIZE(kirkwood_coreclk_ratios), }; +static const struct coreclk_soc_desc mv98dx1135_coreclks = { + .get_tclk_freq = mv98dx1135_get_tclk_freq, + .get_cpu_freq = kirkwood_get_cpu_freq, + .get_clk_ratio = kirkwood_get_clk_ratio, + .ratios = kirkwood_coreclk_ratios, + .num_ratios = ARRAY_SIZE(kirkwood_coreclk_ratios), +}; + /* * Clock Gating Control */ @@ -325,6 +338,8 @@ static void __init kirkwood_clk_init(struct device_node *np) if (of_device_is_compatible(np, "marvell,mv88f6180-core-clock")) mvebu_coreclk_setup(np, &mv88f6180_coreclks); + else if (of_device_is_compatible(np, "marvell,mv98dx1135-core-clock")) + mvebu_coreclk_setup(np, &mv98dx1135_coreclks); else mvebu_coreclk_setup(np, &kirkwood_coreclks); @@ -339,3 +354,5 @@ CLK_OF_DECLARE(kirkwood_clk, "marvell,kirkwood-core-clock", kirkwood_clk_init); CLK_OF_DECLARE(mv88f6180_clk, "marvell,mv88f6180-core-clock", kirkwood_clk_init); +CLK_OF_DECLARE(98dx1135_clk, "marvell,mv98dx1135-core-clock", + kirkwood_clk_init);