From 01573e231f18eb2d99162747186f59511f56b64d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 08 Dec 2023 10:40:48 +0000
Subject: [PATCH] 移去rt
---
kernel/sound/soc/mxs/mxs-saif.c | 40 +++++++++++-----------------------------
1 files changed, 11 insertions(+), 29 deletions(-)
diff --git a/kernel/sound/soc/mxs/mxs-saif.c b/kernel/sound/soc/mxs/mxs-saif.c
index 156aa7c..d87ac26 100644
--- a/kernel/sound/soc/mxs/mxs-saif.c
+++ b/kernel/sound/soc/mxs/mxs-saif.c
@@ -1,19 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright 2011 Freescale Semiconductor, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <linux/module.h>
@@ -26,6 +13,7 @@
#include <linux/clk.h>
#include <linux/clk-provider.h>
#include <linux/delay.h>
+#include <linux/io.h>
#include <linux/time.h>
#include <sound/core.h>
#include <sound/pcm.h>
@@ -467,7 +455,10 @@
* basic clock which should be fast enough for the internal
* logic.
*/
- clk_enable(saif->clk);
+ ret = clk_enable(saif->clk);
+ if (ret)
+ return ret;
+
ret = clk_set_rate(saif->clk, 24000000);
clk_disable(saif->clk);
if (ret)
@@ -744,13 +735,9 @@
static int mxs_saif_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
- struct resource *iores;
struct mxs_saif *saif;
- int irq, ret = 0;
+ int irq, ret;
struct device_node *master;
-
- if (!np)
- return -EINVAL;
saif = devm_kzalloc(&pdev->dev, sizeof(*saif), GFP_KERNEL);
if (!saif)
@@ -777,6 +764,7 @@
saif->master_id = saif->id;
} else {
ret = of_alias_get_id(master, "saif");
+ of_node_put(master);
if (ret < 0)
return ret;
else
@@ -798,19 +786,13 @@
return ret;
}
- iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-
- saif->base = devm_ioremap_resource(&pdev->dev, iores);
+ saif->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(saif->base))
return PTR_ERR(saif->base);
irq = platform_get_irq(pdev, 0);
- if (irq < 0) {
- ret = irq;
- dev_err(&pdev->dev, "failed to get irq resource: %d\n",
- ret);
- return ret;
- }
+ if (irq < 0)
+ return irq;
saif->dev = &pdev->dev;
ret = devm_request_irq(&pdev->dev, irq, mxs_saif_irq, 0,
--
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