From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753562Ab1AFAEu (ORCPT ); Wed, 5 Jan 2011 19:04:50 -0500 Received: from mga11.intel.com ([192.55.52.93]:60668 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753401Ab1AFAES (ORCPT ); Wed, 5 Jan 2011 19:04:18 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.60,280,1291622400"; d="scan'208";a="874833905" From: Russ Gorby To: Greg@vger.kernel.org, Kroah-Hartman@vger.kernel.org, , Vasiliy@vger.kernel.org, Kulikov@vger.kernel.org, , Alan@vger.kernel.org, Cox@vger.kernel.org, , Russ@vger.kernel.org, Gorby@vger.kernel.org, , linux-kernel@vger.kernel.org Cc: suhail.ahmed@intel.com Subject: [PATCH 4/7] serial: ifx6x60: set SPI max_speed_hz based on platform type Date: Wed, 5 Jan 2011 16:05:10 -0800 Message-Id: <1294272313-15899-5-git-send-email-russ.gorby@intel.com> X-Mailer: git-send-email 1.7.2.3 In-Reply-To: <[PATCH 0/7] IFX6X60 patchset: 01/05/2011> References: <[PATCH 0/7] IFX6X60 patchset: 01/05/2011> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Platforms containing the 6260 can run up to 25Mhz. For these platforms set max_speed_hz to 25Mhz. Signed-off-by: Russ Gorby --- drivers/serial/ifx6x60.c | 6 +++++- 1 files changed, 5 insertions(+), 1 deletions(-) diff --git a/drivers/serial/ifx6x60.c b/drivers/serial/ifx6x60.c index fd10103..b54a990 100644 --- a/drivers/serial/ifx6x60.c +++ b/drivers/serial/ifx6x60.c @@ -722,7 +722,7 @@ static void ifx_spi_io(unsigned long data) /* note len is BYTES, not transfers */ ifx_dev->spi_xfer.len = IFX_SPI_TRANSFER_SIZE; ifx_dev->spi_xfer.cs_change = 0; - ifx_dev->spi_xfer.speed_hz = 12500000; + ifx_dev->spi_xfer.speed_hz = ifx_dev->spi_dev->max_speed_hz; /* ifx_dev->spi_xfer.speed_hz = 390625; */ ifx_dev->spi_xfer.bits_per_word = spi_bpw; @@ -984,6 +984,10 @@ static int ifx_spi_spi_probe(struct spi_device *spi) ifx_dev->spi_timer.function = ifx_spi_timeout; ifx_dev->spi_timer.data = (unsigned long)ifx_dev; ifx_dev->is_6160 = pl_data->is_6160; + if (ifx_dev->is_6160) + spi->max_speed_hz = 12500000; + else + spi->max_speed_hz = 25000000; /* ensure SPI protocol flags are initialized to enable transfer */ ifx_dev->spi_more = 0; -- 1.7.2.3