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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /sound/soc/bcm/bcm63xx-i2s.h
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sound/soc/bcm/bcm63xx-i2s.h')
-rw-r--r--sound/soc/bcm/bcm63xx-i2s.h89
1 files changed, 89 insertions, 0 deletions
diff --git a/sound/soc/bcm/bcm63xx-i2s.h b/sound/soc/bcm/bcm63xx-i2s.h
new file mode 100644
index 0000000000..f30556bec8
--- /dev/null
+++ b/sound/soc/bcm/bcm63xx-i2s.h
@@ -0,0 +1,89 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+// linux/sound/soc/bcm/bcm63xx-i2s.h
+// Copyright (c) 2020 Broadcom Corporation
+// Author: Kevin-Ke Li <kevin-ke.li@broadcom.com>
+
+#ifndef __BCM63XX_I2S_H
+#define __BCM63XX_I2S_H
+
+#define I2S_DESC_FIFO_DEPTH 8
+#define I2S_MISC_CFG (0x003C)
+#define I2S_PAD_LVL_LOOP_DIS_MASK (1 << 2)
+#define I2S_PAD_LVL_LOOP_DIS_ENABLE I2S_PAD_LVL_LOOP_DIS_MASK
+
+#define I2S_TX_ENABLE_MASK (1 << 31)
+#define I2S_TX_ENABLE I2S_TX_ENABLE_MASK
+#define I2S_TX_OUT_R (1 << 19)
+#define I2S_TX_DATA_ALIGNMENT (1 << 2)
+#define I2S_TX_DATA_ENABLE (1 << 1)
+#define I2S_TX_CLOCK_ENABLE (1 << 0)
+
+#define I2S_TX_DESC_OFF_LEVEL_SHIFT 12
+#define I2S_TX_DESC_OFF_LEVEL_MASK (0x0F << I2S_TX_DESC_OFF_LEVEL_SHIFT)
+#define I2S_TX_DESC_IFF_LEVEL_SHIFT 8
+#define I2S_TX_DESC_IFF_LEVEL_MASK (0x0F << I2S_TX_DESC_IFF_LEVEL_SHIFT)
+#define I2S_TX_DESC_OFF_INTR_EN_MSK (1 << 1)
+#define I2S_TX_DESC_OFF_INTR_EN I2S_TX_DESC_OFF_INTR_EN_MSK
+
+#define I2S_TX_CFG (0x0000)
+#define I2S_TX_IRQ_CTL (0x0004)
+#define I2S_TX_IRQ_EN (0x0008)
+#define I2S_TX_IRQ_IFF_THLD (0x000c)
+#define I2S_TX_IRQ_OFF_THLD (0x0010)
+#define I2S_TX_DESC_IFF_ADDR (0x0014)
+#define I2S_TX_DESC_IFF_LEN (0x0018)
+#define I2S_TX_DESC_OFF_ADDR (0x001C)
+#define I2S_TX_DESC_OFF_LEN (0x0020)
+#define I2S_TX_CFG_2 (0x0024)
+#define I2S_TX_SLAVE_MODE_SHIFT 13
+#define I2S_TX_SLAVE_MODE_MASK (1 << I2S_TX_SLAVE_MODE_SHIFT)
+#define I2S_TX_SLAVE_MODE I2S_TX_SLAVE_MODE_MASK
+#define I2S_TX_MASTER_MODE 0
+#define I2S_TX_INTR_MASK 0x0F
+
+#define I2S_RX_ENABLE_MASK (1 << 31)
+#define I2S_RX_ENABLE I2S_RX_ENABLE_MASK
+#define I2S_RX_IN_R (1 << 19)
+#define I2S_RX_DATA_ALIGNMENT (1 << 2)
+#define I2S_RX_CLOCK_ENABLE (1 << 0)
+
+#define I2S_RX_DESC_OFF_LEVEL_SHIFT 12
+#define I2S_RX_DESC_OFF_LEVEL_MASK (0x0F << I2S_RX_DESC_OFF_LEVEL_SHIFT)
+#define I2S_RX_DESC_IFF_LEVEL_SHIFT 8
+#define I2S_RX_DESC_IFF_LEVEL_MASK (0x0F << I2S_RX_DESC_IFF_LEVEL_SHIFT)
+#define I2S_RX_DESC_OFF_INTR_EN_MSK (1 << 1)
+#define I2S_RX_DESC_OFF_INTR_EN I2S_RX_DESC_OFF_INTR_EN_MSK
+
+#define I2S_RX_CFG (0x0040) /* 20c0 */
+#define I2S_RX_IRQ_CTL (0x0044)
+#define I2S_RX_IRQ_EN (0x0048)
+#define I2S_RX_IRQ_IFF_THLD (0x004C)
+#define I2S_RX_IRQ_OFF_THLD (0x0050)
+#define I2S_RX_DESC_IFF_ADDR (0x0054)
+#define I2S_RX_DESC_IFF_LEN (0x0058)
+#define I2S_RX_DESC_OFF_ADDR (0x005C)
+#define I2S_RX_DESC_OFF_LEN (0x0060)
+#define I2S_RX_CFG_2 (0x0064)
+#define I2S_RX_SLAVE_MODE_SHIFT 13
+#define I2S_RX_SLAVE_MODE_MASK (1 << I2S_RX_SLAVE_MODE_SHIFT)
+#define I2S_RX_SLAVE_MODE I2S_RX_SLAVE_MODE_MASK
+#define I2S_RX_MASTER_MODE 0
+#define I2S_RX_INTR_MASK 0x0F
+
+#define I2S_REG_MAX 0x007C
+
+struct bcm_i2s_priv {
+ struct device *dev;
+ struct regmap *regmap_i2s;
+ struct clk *i2s_clk;
+ struct snd_pcm_substream *play_substream;
+ struct snd_pcm_substream *capture_substream;
+ struct i2s_dma_desc *play_dma_desc;
+ struct i2s_dma_desc *capture_dma_desc;
+};
+
+extern int bcm63xx_soc_platform_probe(struct platform_device *pdev,
+ struct bcm_i2s_priv *i2s_priv);
+extern int bcm63xx_soc_platform_remove(struct platform_device *pdev);
+
+#endif