1 files changed, 113 insertions, 0 deletions
diff --git a/sound/soc/codecs/src4xxx.h b/sound/soc/codecs/src4xxx.h
new file mode 100644
index 000000000..5bf778fb9
--- /dev/null
+++ b/sound/soc/codecs/src4xxx.h
@@ -0,0 +1,113 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// src4xxx.h  --  SRC4XXX ALSA SoC audio driver
+//
+// Copyright 2021-2022 Deqx Pty Ltd
+// Author: Matt R Flax <flatmax@flatmax.com>
+
+#ifndef __SRC4XXX_H__
+#define __SRC4XXX_H__
+
+#define SRC4XXX_RES_00 0x00
+#define SRC4XXX_PWR_RST_01 0x01
+#define SRC4XXX_RESET 0x80
+#define SRC4XXX_POWER_DOWN 0x00
+#define SRC4XXX_POWER_ENABLE 0x20
+#define SRC4XXX_ENABLE_SRC 0x1
+#define SRC4XXX_ENABLE_SRC_SHIFT 0
+#define SRC4XXX_ENABLE_DIR 0x2
+#define SRC4XXX_ENABLE_DIR_SHIFT 1
+#define SRC4XXX_ENABLE_DIT 0x4
+#define SRC4XXX_ENABLE_DIT_SHIFT 2
+#define SRC4XXX_ENABLE_PORT_B 0x8
+#define SRC4XXX_ENABLE_PORT_B_SHIFT 3
+#define SRC4XXX_ENABLE_PORT_A 0x10
+#define SRC4XXX_ENABLE_PORT_A_SHIFT 4
+
+#define SRC4XXX_PORTA_CTL_03 0x03
+#define SRC4XXX_BUS_MASTER 0x8
+#define SRC4XXX_BUS_LEFT_J 0x0
+#define SRC4XXX_BUS_I2S 0x1
+#define SRC4XXX_BUS_RIGHT_J_16 0x4
+#define SRC4XXX_BUS_RIGHT_J_18 0x5
+#define SRC4XXX_BUS_RIGHT_J_20 0x6
+#define SRC4XXX_BUS_RIGHT_J_24 0x7
+#define SRC4XXX_BUS_FMT_MS_MASK 0xf
+
+#define SRC4XXX_PORTA_CTL_04 0x04
+#define SRC4XXX_MCLK_DIV_MASK 0x3
+
+#define SRC4XXX_BUS_FMT(id) (SRC4XXX_PORTA_CTL_03+2*id)
+#define SRC4XXX_BUS_CLK(id) (SRC4XXX_PORTA_CTL_04+2*id)
+
+#define SRC4XXX_PORTB_CTL_05 0x05
+#define SRC4XXX_PORTB_CTL_06 0x06
+
+#define SRC4XXX_TX_CTL_07 0x07
+#define SRC4XXX_TX_MCLK_DIV_MASK 0x60
+#define SRC4XXX_TX_MCLK_DIV_SHIFT 5
+
+#define SRC4XXX_TX_CTL_08 0x08
+#define SRC4XXX_TX_CTL_09 0x09
+#define SRC4XXX_SRC_DIT_IRQ_MSK_0B 0x0B
+#define SRC4XXX_SRC_BTI_EN 0x01
+#define SRC4XXX_SRC_TSLIP_EN 0x02
+#define SRC4XXX_SRC_DIT_IRQ_MODE_0C 0x0C
+#define SRC4XXX_RCV_CTL_0D 0x0D
+#define SRC4XXX_RXCLK_RXCKI 0x0
+#define SRC4XXX_RXCLK_MCLK 0x8
+#define SRC4XXX_RCV_CTL_0E 0x0E
+#define SRC4XXX_REC_MCLK_EN 0x1
+#define SRC4XXX_PLL2_DIV_0 (0x0<<1)
+#define SRC4XXX_PLL2_DIV_2 (0x1<<1)
+#define SRC4XXX_PLL2_DIV_4 (0x2<<1)
+#define SRC4XXX_PLL2_DIV_8 (0x3<<1)
+#define SRC4XXX_PLL2_LOL 0x8
+#define SRC4XXX_RCV_PLL_0F 0x0F
+#define SRC4XXX_RCV_PLL_10 0x10
+#define SRC4XXX_RCV_PLL_11 0x11
+#define SRC4XXX_RVC_IRQ_MSK_16 0x16
+#define SRC4XXX_RVC_IRQ_MSK_17 0x17
+#define SRC4XXX_RVC_IRQ_MODE_18 0x18
+#define SRC4XXX_RVC_IRQ_MODE_19 0x19
+#define SRC4XXX_RVC_IRQ_MODE_1A 0x1A
+#define SRC4XXX_GPIO_1_1B 0x1B
+#define SRC4XXX_GPIO_2_1C 0x1C
+#define SRC4XXX_GPIO_3_1D 0x1D
+#define SRC4XXX_GPIO_4_1E 0x1E
+#define SRC4XXX_SCR_CTL_2D 0x2D
+#define SRC4XXX_SCR_CTL_2E 0x2E
+#define SRC4XXX_SCR_CTL_2F 0x2F
+#define SRC4XXX_SCR_CTL_30 0x30
+#define SRC4XXX_SCR_CTL_31 0x31
+#define SRC4XXX_PAGE_SEL_7F 0x7F
+
+// read only registers
+#define SRC4XXX_GLOBAL_ITR_STS_02 0x02
+#define SRC4XXX_SRC_DIT_STS_0A 0x0A
+#define SRC4XXX_NON_AUDIO_D_12 0x12
+#define SRC4XXX_RVC_STS_13 0x13
+#define SRC4XXX_RVC_STS_14 0x14
+#define SRC4XXX_RVC_STS_15 0x15
+#define SRC4XXX_SUB_CODE_1F 0x1F
+#define SRC4XXX_SUB_CODE_20 0x20
+#define SRC4XXX_SUB_CODE_21 0x21
+#define SRC4XXX_SUB_CODE_22 0x22
+#define SRC4XXX_SUB_CODE_23 0x23
+#define SRC4XXX_SUB_CODE_24 0x24
+#define SRC4XXX_SUB_CODE_25 0x25
+#define SRC4XXX_SUB_CODE_26 0x26
+#define SRC4XXX_SUB_CODE_27 0x27
+#define SRC4XXX_SUB_CODE_28 0x28
+#define SRC4XXX_PC_PREAMBLE_HI_29 0x29
+#define SRC4XXX_PC_PREAMBLE_LO_2A 0x2A
+#define SRC4XXX_PD_PREAMBLE_HI_2B 0x2B
+#define SRC4XXX_PC_PREAMBLE_LO_2C 0x2C
+#define SRC4XXX_IO_RATIO_32 0x32
+#define SRC4XXX_IO_RATIO_33 0x33
+
+int src4xxx_probe(struct device *dev, struct regmap *regmap,
+		void (*switch_mode)(struct device *dev));
+extern const struct regmap_config src4xxx_regmap_config;
+
+#endif /* __SRC4XXX_H__ */