add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/spi/spi-coldfire-qspi.c
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@@ -1,17 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * Freescale/Motorola Coldfire Queued SPI driver
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  *
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  * Copyright 2010 Steven King <sfking@fdwdc.com>
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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 */
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 #include <linux/kernel.h>
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@@ -348,7 +339,6 @@
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 {
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 	struct spi_master *master;
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 	struct mcfqspi *mcfqspi;
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-	struct resource *res;
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 	struct mcfqspi_platform_data *pdata;
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 	int status;
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@@ -371,8 +361,7 @@
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 	mcfqspi = spi_master_get_devdata(master);
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-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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-	mcfqspi->iobase = devm_ioremap_resource(&pdev->dev, res);
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+	mcfqspi->iobase = devm_platform_ioremap_resource(pdev, 0);
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 	if (IS_ERR(mcfqspi->iobase)) {
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 		status = PTR_ERR(mcfqspi->iobase);
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 		goto fail0;
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@@ -398,7 +387,7 @@
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 		status = PTR_ERR(mcfqspi->clk);
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 		goto fail0;
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 	}
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-	clk_enable(mcfqspi->clk);
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+	clk_prepare_enable(mcfqspi->clk);
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 	master->bus_num = pdata->bus_num;
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 	master->num_chipselect = pdata->num_chipselect;
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@@ -436,7 +425,7 @@
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 	pm_runtime_disable(&pdev->dev);
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 	mcfqspi_cs_teardown(mcfqspi);
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 fail1:
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-	clk_disable(mcfqspi->clk);
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+	clk_disable_unprepare(mcfqspi->clk);
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 fail0:
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 	spi_master_put(master);
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@@ -455,7 +444,7 @@
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 	mcfqspi_wr_qmr(mcfqspi, MCFQSPI_QMR_MSTR);
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 	mcfqspi_cs_teardown(mcfqspi);
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-	clk_disable(mcfqspi->clk);
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+	clk_disable_unprepare(mcfqspi->clk);
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 	return 0;
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 }