add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/mfd/davinci_voicecodec.c
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@@ -1,23 +1,10 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * DaVinci Voice Codec Core Interface for TI platforms
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  *
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  * Copyright (C) 2010 Texas Instruments, Inc
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  *
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  * Author: Miguel Aguilar <miguel.aguilar@ridgerun.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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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, write to the Free Software
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- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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  */
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 #include <linux/init.h>
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@@ -32,7 +19,6 @@
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 #include <sound/pcm.h>
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20
 
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 #include <linux/mfd/davinci_voicecodec.h>
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-#include <mach/hardware.h>
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 static const struct regmap_config davinci_vc_regmap = {
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 	.reg_bits = 32,
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@@ -44,6 +30,7 @@
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 	struct davinci_vc *davinci_vc;
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 	struct resource *res;
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 	struct mfd_cell *cell = NULL;
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+	dma_addr_t fifo_base;
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 	int ret;
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 	davinci_vc = devm_kzalloc(&pdev->dev,
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@@ -59,13 +46,12 @@
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 	}
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 	clk_enable(davinci_vc->clk);
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-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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-
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-	davinci_vc->base = devm_ioremap_resource(&pdev->dev, res);
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+	davinci_vc->base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
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 	if (IS_ERR(davinci_vc->base)) {
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 		ret = PTR_ERR(davinci_vc->base);
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 		goto fail;
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 	}
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+	fifo_base = (dma_addr_t)res->start;
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 	davinci_vc->regmap = devm_regmap_init_mmio(&pdev->dev,
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 						   davinci_vc->base,
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@@ -83,8 +69,7 @@
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 	}
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 	davinci_vc->davinci_vcif.dma_tx_channel = res->start;
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-	davinci_vc->davinci_vcif.dma_tx_addr =
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-		(dma_addr_t)(io_v2p(davinci_vc->base) + DAVINCI_VC_WFIFO);
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+	davinci_vc->davinci_vcif.dma_tx_addr = fifo_base + DAVINCI_VC_WFIFO;
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 	res = platform_get_resource(pdev, IORESOURCE_DMA, 1);
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 	if (!res) {
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@@ -94,8 +79,7 @@
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 	}
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 	davinci_vc->davinci_vcif.dma_rx_channel = res->start;
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-	davinci_vc->davinci_vcif.dma_rx_addr =
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-		(dma_addr_t)(io_v2p(davinci_vc->base) + DAVINCI_VC_RFIFO);
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+	davinci_vc->davinci_vcif.dma_rx_addr = fifo_base + DAVINCI_VC_RFIFO;
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 	davinci_vc->dev = &pdev->dev;
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 	davinci_vc->pdev = pdev;