diff mbox series

[31/48] ASoC: pxa: use pdev resource for FIFO regs

Message ID 20220419163810.2118169-32-arnd@kernel.org
State New
Headers show
Series [01/48] ARM: pxa: split mach/generic.h | expand

Commit Message

Arnd Bergmann April 19, 2022, 4:37 p.m. UTC 
From: Arnd Bergmann <arnd@arndb.de>

The driver currently takes the hardwired FIFO address from
a header file that we want to eliminate. Change it to use
the mmio resource instead and stop including the here.

Acked-by: Mark Brown <broonie@kernel.org>
Cc: alsa-devel@alsa-project.org
Acked-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
 sound/soc/pxa/pxa2xx-ac97.c | 22 +++++++++++++++-------
 1 file changed, 15 insertions(+), 7 deletions(-)
diff mbox series

Patch

diff --git a/sound/soc/pxa/pxa2xx-ac97.c b/sound/soc/pxa/pxa2xx-ac97.c
index 9443c1390d2f..809ea34736ed 100644
--- a/sound/soc/pxa/pxa2xx-ac97.c
+++ b/sound/soc/pxa/pxa2xx-ac97.c
@@ -21,10 +21,12 @@ 
 #include <sound/pxa2xx-lib.h>
 #include <sound/dmaengine_pcm.h>
 
-#include <mach/pxa-regs.h>
-#include <mach/regs-ac97.h>
 #include <linux/platform_data/asoc-pxa.h>
 
+#define PCDR	0x0040  /* PCM FIFO Data Register */
+#define MODR	0x0140  /* Modem FIFO Data Register */
+#define MCDR	0x0060  /* Mic-in FIFO Data Register */
+
 static void pxa2xx_ac97_warm_reset(struct ac97_controller *adrv)
 {
 	pxa2xx_ac97_try_warm_reset();
@@ -59,35 +61,30 @@  static struct ac97_controller_ops pxa2xx_ac97_ops = {
 };
 
 static struct snd_dmaengine_dai_dma_data pxa2xx_ac97_pcm_stereo_in = {
-	.addr		= __PREG(PCDR),
 	.addr_width	= DMA_SLAVE_BUSWIDTH_4_BYTES,
 	.chan_name	= "pcm_pcm_stereo_in",
 	.maxburst	= 32,
 };
 
 static struct snd_dmaengine_dai_dma_data pxa2xx_ac97_pcm_stereo_out = {
-	.addr		= __PREG(PCDR),
 	.addr_width	= DMA_SLAVE_BUSWIDTH_4_BYTES,
 	.chan_name	= "pcm_pcm_stereo_out",
 	.maxburst	= 32,
 };
 
 static struct snd_dmaengine_dai_dma_data pxa2xx_ac97_pcm_aux_mono_out = {
-	.addr		= __PREG(MODR),
 	.addr_width	= DMA_SLAVE_BUSWIDTH_2_BYTES,
 	.chan_name	= "pcm_aux_mono_out",
 	.maxburst	= 16,
 };
 
 static struct snd_dmaengine_dai_dma_data pxa2xx_ac97_pcm_aux_mono_in = {
-	.addr		= __PREG(MODR),
 	.addr_width	= DMA_SLAVE_BUSWIDTH_2_BYTES,
 	.chan_name	= "pcm_aux_mono_in",
 	.maxburst	= 16,
 };
 
 static struct snd_dmaengine_dai_dma_data pxa2xx_ac97_pcm_mic_mono_in = {
-	.addr		= __PREG(MCDR),
 	.addr_width	= DMA_SLAVE_BUSWIDTH_2_BYTES,
 	.chan_name	= "pcm_aux_mic_mono",
 	.maxburst	= 16,
@@ -226,6 +223,7 @@  static int pxa2xx_ac97_dev_probe(struct platform_device *pdev)
 	int ret;
 	struct ac97_controller *ctrl;
 	pxa2xx_audio_ops_t *pdata = pdev->dev.platform_data;
+	struct resource *regs;
 	void **codecs_pdata;
 
 	if (pdev->id != -1) {
@@ -233,6 +231,16 @@  static int pxa2xx_ac97_dev_probe(struct platform_device *pdev)
 		return -ENXIO;
 	}
 
+	regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!regs)
+		return -ENXIO;
+
+	pxa2xx_ac97_pcm_stereo_in.addr = regs->start + PCDR;
+	pxa2xx_ac97_pcm_stereo_out.addr = regs->start + PCDR;
+	pxa2xx_ac97_pcm_aux_mono_out.addr = regs->start + MODR;
+	pxa2xx_ac97_pcm_aux_mono_in.addr = regs->start + MODR;
+	pxa2xx_ac97_pcm_mic_mono_in.addr = regs->start + MCDR;
+
 	ret = pxa2xx_ac97_hw_probe(pdev);
 	if (ret) {
 		dev_err(&pdev->dev, "PXA2xx AC97 hw probe error (%d)\n", ret);