From 04dd17822334871b23ea2862f7798fb0e0007777 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 11 May 2024 08:53:19 +0000
Subject: [PATCH] change otg to host mode

---
 kernel/drivers/mfd/davinci_voicecodec.c |   28 ++++++----------------------
 1 files changed, 6 insertions(+), 22 deletions(-)

diff --git a/kernel/drivers/mfd/davinci_voicecodec.c b/kernel/drivers/mfd/davinci_voicecodec.c
index 4d0a5f3..9658204 100644
--- a/kernel/drivers/mfd/davinci_voicecodec.c
+++ b/kernel/drivers/mfd/davinci_voicecodec.c
@@ -1,23 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * DaVinci Voice Codec Core Interface for TI platforms
  *
  * Copyright (C) 2010 Texas Instruments, Inc
  *
  * Author: Miguel Aguilar <miguel.aguilar@ridgerun.com>
- *
- * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  */
 
 #include <linux/init.h>
@@ -32,7 +19,6 @@
 #include <sound/pcm.h>
 
 #include <linux/mfd/davinci_voicecodec.h>
-#include <mach/hardware.h>
 
 static const struct regmap_config davinci_vc_regmap = {
 	.reg_bits = 32,
@@ -44,6 +30,7 @@
 	struct davinci_vc *davinci_vc;
 	struct resource *res;
 	struct mfd_cell *cell = NULL;
+	dma_addr_t fifo_base;
 	int ret;
 
 	davinci_vc = devm_kzalloc(&pdev->dev,
@@ -59,13 +46,12 @@
 	}
 	clk_enable(davinci_vc->clk);
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-
-	davinci_vc->base = devm_ioremap_resource(&pdev->dev, res);
+	davinci_vc->base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
 	if (IS_ERR(davinci_vc->base)) {
 		ret = PTR_ERR(davinci_vc->base);
 		goto fail;
 	}
+	fifo_base = (dma_addr_t)res->start;
 
 	davinci_vc->regmap = devm_regmap_init_mmio(&pdev->dev,
 						   davinci_vc->base,
@@ -83,8 +69,7 @@
 	}
 
 	davinci_vc->davinci_vcif.dma_tx_channel = res->start;
-	davinci_vc->davinci_vcif.dma_tx_addr =
-		(dma_addr_t)(io_v2p(davinci_vc->base) + DAVINCI_VC_WFIFO);
+	davinci_vc->davinci_vcif.dma_tx_addr = fifo_base + DAVINCI_VC_WFIFO;
 
 	res = platform_get_resource(pdev, IORESOURCE_DMA, 1);
 	if (!res) {
@@ -94,8 +79,7 @@
 	}
 
 	davinci_vc->davinci_vcif.dma_rx_channel = res->start;
-	davinci_vc->davinci_vcif.dma_rx_addr =
-		(dma_addr_t)(io_v2p(davinci_vc->base) + DAVINCI_VC_RFIFO);
+	davinci_vc->davinci_vcif.dma_rx_addr = fifo_base + DAVINCI_VC_RFIFO;
 
 	davinci_vc->dev = &pdev->dev;
 	davinci_vc->pdev = pdev;

--
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