ASoC: SOF: Intel: Add BYT, CHT and BSW DSP HW support.

Add support for the audio DSP hardware found on Intel Baytrail,
Cherrytrail and Braswell based devices.
Signed-off-by: Rander Wang <rander.wang@linux.intel.com>
Signed-off-by: Pan Xiuli <xiuli.pan@linux.intel.com>
Signed-off-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sof/intel/shim.h

+/* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */
+/*
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * Copyright(c) 2017 Intel Corporation. All rights reserved.
+ *
+ * Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
+ */
+
+#ifndef __SOF_INTEL_SHIM_H
+#define __SOF_INTEL_SHIM_H
+
+/*
+ * SHIM registers for BYT, BSW, CHT, HSW, BDW
+ */
+
+#define SHIM_CSR		(SHIM_OFFSET + 0x00)
+#define SHIM_PISR		(SHIM_OFFSET + 0x08)
+#define SHIM_PIMR		(SHIM_OFFSET + 0x10)
+#define SHIM_ISRX		(SHIM_OFFSET + 0x18)
+#define SHIM_ISRD		(SHIM_OFFSET + 0x20)
+#define SHIM_IMRX		(SHIM_OFFSET + 0x28)
+#define SHIM_IMRD		(SHIM_OFFSET + 0x30)
+#define SHIM_IPCX		(SHIM_OFFSET + 0x38)
+#define SHIM_IPCD		(SHIM_OFFSET + 0x40)
+#define SHIM_ISRSC		(SHIM_OFFSET + 0x48)
+#define SHIM_ISRLPESC		(SHIM_OFFSET + 0x50)
+#define SHIM_IMRSC		(SHIM_OFFSET + 0x58)
+#define SHIM_IMRLPESC		(SHIM_OFFSET + 0x60)
+#define SHIM_IPCSC		(SHIM_OFFSET + 0x68)
+#define SHIM_IPCLPESC		(SHIM_OFFSET + 0x70)
+#define SHIM_CLKCTL		(SHIM_OFFSET + 0x78)
+#define SHIM_CSR2		(SHIM_OFFSET + 0x80)
+#define SHIM_LTRC		(SHIM_OFFSET + 0xE0)
+#define SHIM_HMDC		(SHIM_OFFSET + 0xE8)
+
+#define SHIM_PWMCTRL		0x1000
+
+/*
+ * SST SHIM register bits for BYT, BSW, CHT HSW, BDW
+ * Register bit naming and functionaility can differ between devices.
+ */
+
+/* CSR / CS */
+#define SHIM_CSR_RST		BIT(1)
+#define SHIM_CSR_SBCS0		BIT(2)
+#define SHIM_CSR_SBCS1		BIT(3)
+#define SHIM_CSR_DCS(x)		((x) << 4)
+#define SHIM_CSR_DCS_MASK	(0x7 << 4)
+#define SHIM_CSR_STALL		BIT(10)
+#define SHIM_CSR_S0IOCS		BIT(21)
+#define SHIM_CSR_S1IOCS		BIT(23)
+#define SHIM_CSR_LPCS		BIT(31)
+#define SHIM_CSR_24MHZ_LPCS \
+	(SHIM_CSR_SBCS0 | SHIM_CSR_SBCS1 | SHIM_CSR_LPCS)
+#define SHIM_CSR_24MHZ_NO_LPCS	(SHIM_CSR_SBCS0 | SHIM_CSR_SBCS1)
+#define SHIM_BYT_CSR_RST	BIT(0)
+#define SHIM_BYT_CSR_VECTOR_SEL	BIT(1)
+#define SHIM_BYT_CSR_STALL	BIT(2)
+#define SHIM_BYT_CSR_PWAITMODE	BIT(3)
+
+/*  ISRX / ISC */
+#define SHIM_ISRX_BUSY		BIT(1)
+#define SHIM_ISRX_DONE		BIT(0)
+#define SHIM_BYT_ISRX_REQUEST	BIT(1)
+
+/*  ISRD / ISD */
+#define SHIM_ISRD_BUSY		BIT(1)
+#define SHIM_ISRD_DONE		BIT(0)
+
+/* IMRX / IMC */
+#define SHIM_IMRX_BUSY		BIT(1)
+#define SHIM_IMRX_DONE		BIT(0)
+#define SHIM_BYT_IMRX_REQUEST	BIT(1)
+
+/* IMRD / IMD */
+#define SHIM_IMRD_DONE		BIT(0)
+#define SHIM_IMRD_BUSY		BIT(1)
+#define SHIM_IMRD_SSP0		BIT(16)
+#define SHIM_IMRD_DMAC0		BIT(21)
+#define SHIM_IMRD_DMAC1		BIT(22)
+#define SHIM_IMRD_DMAC		(SHIM_IMRD_DMAC0 | SHIM_IMRD_DMAC1)
+
+/*  IPCX / IPCC */
+#define	SHIM_IPCX_DONE		BIT(30)
+#define	SHIM_IPCX_BUSY		BIT(31)
+#define SHIM_BYT_IPCX_DONE	BIT_ULL(62)
+#define SHIM_BYT_IPCX_BUSY	BIT_ULL(63)
+
+/*  IPCD */
+#define	SHIM_IPCD_DONE		BIT(30)
+#define	SHIM_IPCD_BUSY		BIT(31)
+#define SHIM_BYT_IPCD_DONE	BIT_ULL(62)
+#define SHIM_BYT_IPCD_BUSY	BIT_ULL(63)
+
+/* CLKCTL */
+#define SHIM_CLKCTL_SMOS(x)	((x) << 24)
+#define SHIM_CLKCTL_MASK	(3 << 24)
+#define SHIM_CLKCTL_DCPLCG	BIT(18)
+#define SHIM_CLKCTL_SCOE1	BIT(17)
+#define SHIM_CLKCTL_SCOE0	BIT(16)
+
+/* CSR2 / CS2 */
+#define SHIM_CSR2_SDFD_SSP0	BIT(1)
+#define SHIM_CSR2_SDFD_SSP1	BIT(2)
+
+/* LTRC */
+#define SHIM_LTRC_VAL(x)	((x) << 0)
+
+/* HMDC */
+#define SHIM_HMDC_HDDA0(x)	((x) << 0)
+#define SHIM_HMDC_HDDA1(x)	((x) << 7)
+#define SHIM_HMDC_HDDA_E0_CH0	1
+#define SHIM_HMDC_HDDA_E0_CH1	2
+#define SHIM_HMDC_HDDA_E0_CH2	4
+#define SHIM_HMDC_HDDA_E0_CH3	8
+#define SHIM_HMDC_HDDA_E1_CH0	SHIM_HMDC_HDDA1(SHIM_HMDC_HDDA_E0_CH0)
+#define SHIM_HMDC_HDDA_E1_CH1	SHIM_HMDC_HDDA1(SHIM_HMDC_HDDA_E0_CH1)
+#define SHIM_HMDC_HDDA_E1_CH2	SHIM_HMDC_HDDA1(SHIM_HMDC_HDDA_E0_CH2)
+#define SHIM_HMDC_HDDA_E1_CH3	SHIM_HMDC_HDDA1(SHIM_HMDC_HDDA_E0_CH3)
+#define SHIM_HMDC_HDDA_E0_ALLCH	\
+	(SHIM_HMDC_HDDA_E0_CH0 | SHIM_HMDC_HDDA_E0_CH1 | \
+	 SHIM_HMDC_HDDA_E0_CH2 | SHIM_HMDC_HDDA_E0_CH3)
+#define SHIM_HMDC_HDDA_E1_ALLCH	\
+	(SHIM_HMDC_HDDA_E1_CH0 | SHIM_HMDC_HDDA_E1_CH1 | \
+	 SHIM_HMDC_HDDA_E1_CH2 | SHIM_HMDC_HDDA_E1_CH3)
+
+/* Audio DSP PCI registers */
+#define PCI_VDRTCTL0		0xa0
+#define PCI_VDRTCTL1		0xa4
+#define PCI_VDRTCTL2		0xa8
+#define PCI_VDRTCTL3		0xaC
+
+/* VDRTCTL0 */
+#define PCI_VDRTCL0_D3PGD		BIT(0)
+#define PCI_VDRTCL0_D3SRAMPGD		BIT(1)
+#define PCI_VDRTCL0_DSRAMPGE_SHIFT	12
+#define PCI_VDRTCL0_DSRAMPGE_MASK	GENMASK(PCI_VDRTCL0_DSRAMPGE_SHIFT + 19,\
+						PCI_VDRTCL0_DSRAMPGE_SHIFT)
+#define PCI_VDRTCL0_ISRAMPGE_SHIFT	2
+#define PCI_VDRTCL0_ISRAMPGE_MASK	GENMASK(PCI_VDRTCL0_ISRAMPGE_SHIFT + 9,\
+						PCI_VDRTCL0_ISRAMPGE_SHIFT)
+
+/* VDRTCTL2 */
+#define PCI_VDRTCL2_DCLCGE		BIT(1)
+#define PCI_VDRTCL2_DTCGE		BIT(10)
+#define PCI_VDRTCL2_APLLSE_MASK		BIT(31)
+
+/* PMCS */
+#define PCI_PMCS		0x84
+#define PCI_PMCS_PS_MASK	0x3
+
+/* DSP hardware descriptor */
+struct sof_intel_dsp_desc {
+	int cores_num;
+	int cores_mask;
+	int init_core_mask; /* cores available after fw boot */
+	int ipc_req;
+	int ipc_req_mask;
+	int ipc_ack;
+	int ipc_ack_mask;
+	int ipc_ctl;
+	int rom_init_timeout;
+};
+
+extern const struct snd_sof_dsp_ops sof_tng_ops;
+extern const struct snd_sof_dsp_ops sof_byt_ops;
+extern const struct snd_sof_dsp_ops sof_cht_ops;
+extern const struct snd_sof_dsp_ops sof_hsw_ops;
+extern const struct snd_sof_dsp_ops sof_bdw_ops;
+
+extern const struct sof_intel_dsp_desc byt_chip_info;
+extern const struct sof_intel_dsp_desc cht_chip_info;
+extern const struct sof_intel_dsp_desc bdw_chip_info;
+extern const struct sof_intel_dsp_desc hsw_chip_info;
+extern const struct sof_intel_dsp_desc tng_chip_info;
+
+struct sof_intel_stream {
+	size_t posn_offset;
+};
+
+#endif