From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UUaA6-0004pw-G5 for barebox@lists.infradead.org; Tue, 23 Apr 2013 10:09:23 +0000 Received: from dude.hi.pengutronix.de ([2001:6f8:1178:2:21e:67ff:fe11:9c5c]) by metis.ext.pengutronix.de with esmtp (Exim 4.72) (envelope-from ) id 1UUaA2-0004sR-7e for barebox@lists.infradead.org; Tue, 23 Apr 2013 12:09:18 +0200 Received: from jbe by dude.hi.pengutronix.de with local (Exim 4.80) (envelope-from ) id 1UUaA2-00029z-6D for barebox@lists.infradead.org; Tue, 23 Apr 2013 12:09:18 +0200 From: Juergen Beisert Date: Tue, 23 Apr 2013 12:09:12 +0200 Message-Id: <1366711752-25176-3-git-send-email-jbe@pengutronix.de> In-Reply-To: <1366711752-25176-1-git-send-email-jbe@pengutronix.de> References: <1366711752-25176-1-git-send-email-jbe@pengutronix.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH 2/2] MXS/MCI: simplify reset of the MCI device block To: barebox@lists.infradead.org Since a generic block reset function is a available, also the MCI driver should make use of it. Signed-off-by: Juergen Beisert --- drivers/mci/mxs.c | 15 +-------------- 1 file changed, 1 insertion(+), 14 deletions(-) diff --git a/drivers/mci/mxs.c b/drivers/mci/mxs.c index 3657b3e..93f5a41 100644 --- a/drivers/mci/mxs.c +++ b/drivers/mci/mxs.c @@ -446,19 +446,6 @@ static unsigned mxs_mci_setup_clock_speed(struct mxs_mci_host *mxs_mci, unsigned return ssp / div / rate; } -/** - * Reset the MCI engine (the hard way) - * @param hw_dev Host interface instance - * - * This will reset everything in all registers of this unit! (FIXME) - */ -static void mxs_mci_reset(struct mxs_mci_host *mxs_mci) -{ - writel(SSP_CTRL0_SFTRST, mxs_mci->regs + HW_SSP_CTRL0 + 8); - while (readl(mxs_mci->regs + HW_SSP_CTRL0) & SSP_CTRL0_SFTRST) - ; -} - /* ------------------------- MCI API -------------------------------------- */ /** @@ -475,7 +462,7 @@ static int mxs_mci_initialize(struct mci_host *host, struct device_d *mci_dev) writel(SSP_CTRL0_CLKGATE, mxs_mci->regs + HW_SSP_CTRL0 + 8); /* reset the unit */ - mxs_mci_reset(mxs_mci); + mxs_reset_block(mxs_mci->regs + HW_SSP_CTRL0, 0); /* restore the last settings */ mxs_mci_setup_timeout(mxs_mci, 0xffff); -- 1.8.2.rc2 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox