From patchwork Sat May 7 10:01:44 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 570692 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 134BCC43219 for ; Sat, 7 May 2022 10:02:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1446230AbiEGKFt (ORCPT ); Sat, 7 May 2022 06:05:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56682 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232437AbiEGKFl (ORCPT ); Sat, 7 May 2022 06:05:41 -0400 Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 040C53D4B9; Sat, 7 May 2022 03:01:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1651917715; x=1683453715; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=Q/otdjcbA6WbbPS5f3qcEn378K8z0rLFkeMOCGtuneE=; b=B61f1fM1p9qVEJQbfg4WSL1V39NNCIKF5mwSY0Zk4neWljbwsvU7x8Jl 3j5ijrmTAsc7i0aYl4I6LSE4RjKFwCJ8yIq3dQCbeuwsAJqFCz6LJnrRZ QfPcNbP5eHDPdnDehEgjgi7n5huQSbFUuv9iIlCeYDLKec6X4pvkUkeHF +B/ee2gSw8gY4i7eDZrrQx3YArTQkX9Ec0lTgOtX2zwX8bvRfQpAlPxZR L1LsMLMjWmrukvMKmbtg3P4gYjjb/EX/gKj1FB/JjT/wOiNqrym0zQEhR BnsJ0O/KdvGj53iH6nwdA4L74HYMqdyNXVmoa8EmDBD4URt2LXy6RnoRf g==; X-IronPort-AV: E=McAfee;i="6400,9594,10339"; a="268828938" X-IronPort-AV: E=Sophos;i="5.91,206,1647327600"; d="scan'208";a="268828938" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 May 2022 03:01:54 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.91,206,1647327600"; d="scan'208";a="695555683" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga004.jf.intel.com with ESMTP; 07 May 2022 03:01:48 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 78FB3155; Sat, 7 May 2022 13:01:49 +0300 (EEST) From: Andy Shevchenko To: Andy Shevchenko , Wolfram Sang , Marc Kleine-Budde , Damien Le Moal , Mark Brown , chris.packham@alliedtelesis.co.nz, Sergey Shtylyov , "David S. Miller" , Jakub Kicinski , Greg Kroah-Hartman , Jiri Slaby , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, linux-i2c@vger.kernel.org, linux-can@vger.kernel.org, netdev@vger.kernel.org, linux-spi@vger.kernel.org, linux-serial@vger.kernel.org Cc: Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , Anatolij Gustschin , Wolfgang Grandegger , Eric Dumazet , Paolo Abeni , Pantelis Antoniou Subject: [PATCH v2 1/4] powerpc/52xx: Remove dead code, i.e. mpc52xx_get_xtal_freq() Date: Sat, 7 May 2022 13:01:44 +0300 Message-Id: <20220507100147.5802-1-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org It seems mpc52xx_get_xtal_freq() is not used anywhere. Remove dead code. Signed-off-by: Andy Shevchenko Reviewed-by: Wolfram Sang --- v2: collected tags arch/powerpc/include/asm/mpc52xx.h | 1 - arch/powerpc/platforms/52xx/mpc52xx_common.c | 37 -------------------- 2 files changed, 38 deletions(-) diff --git a/arch/powerpc/include/asm/mpc52xx.h b/arch/powerpc/include/asm/mpc52xx.h index ce1e0aabaa64..ddd80aae1e32 100644 --- a/arch/powerpc/include/asm/mpc52xx.h +++ b/arch/powerpc/include/asm/mpc52xx.h @@ -274,7 +274,6 @@ extern void mpc52xx_declare_of_platform_devices(void); extern int mpc5200_psc_ac97_gpio_reset(int psc_number); extern void mpc52xx_map_common_devices(void); extern int mpc52xx_set_psc_clkdiv(int psc_id, int clkdiv); -extern unsigned int mpc52xx_get_xtal_freq(struct device_node *node); extern void __noreturn mpc52xx_restart(char *cmd); /* mpc52xx_gpt.c */ diff --git a/arch/powerpc/platforms/52xx/mpc52xx_common.c b/arch/powerpc/platforms/52xx/mpc52xx_common.c index 565e3a83dc9e..4a39e1cb2263 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_common.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_common.c @@ -203,43 +203,6 @@ int mpc52xx_set_psc_clkdiv(int psc_id, int clkdiv) } EXPORT_SYMBOL(mpc52xx_set_psc_clkdiv); -/** - * mpc52xx_get_xtal_freq - Get SYS_XTAL_IN frequency for a device - * - * @node: device node - * - * Returns the frequency of the external oscillator clock connected - * to the SYS_XTAL_IN pin, or 0 if it cannot be determined. - */ -unsigned int mpc52xx_get_xtal_freq(struct device_node *node) -{ - u32 val; - unsigned int freq; - - if (!mpc52xx_cdm) - return 0; - - freq = mpc5xxx_get_bus_frequency(node); - if (!freq) - return 0; - - if (in_8(&mpc52xx_cdm->ipb_clk_sel) & 0x1) - freq *= 2; - - val = in_be32(&mpc52xx_cdm->rstcfg); - if (val & (1 << 5)) - freq *= 8; - else - freq *= 4; - if (val & (1 << 6)) - freq /= 12; - else - freq /= 16; - - return freq; -} -EXPORT_SYMBOL(mpc52xx_get_xtal_freq); - /** * mpc52xx_restart: ppc_md->restart hook for mpc5200 using the watchdog timer */