V4L/DVB (6150): Add CX23885/CX23887 PCIe bridge driver

This is a new framework to support boards based on the CX23885/7 PCIe
bridge. The framework supports digital (no analog yet)

Signed-off-by: Steven Toth <stoth@hauppauge.com>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 429 insertions, 0 deletions

diff --git a/drivers/media/video/cx23885/cx23885-reg.h b/drivers/media/video/cx23885/cx23885-reg.h
new file mode 100644
index 00000000000..5cb692f20d2
--- /dev/null
+++ b/drivers/media/video/cx23885/cx23885-reg.h
@@ -0,0 +1,429 @@
+/*
+ *  Driver for the Conexant CX23885 PCIe bridge
+ *
+ *  Copyright (c) 2006 Steven Toth <stoth@hauppauge.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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef _CX23885_REG_H_
+#define _CX23885_REG_H_
+
+
+/*
+Address Map
+0x00000000 -> 0x00009000   TX SRAM  (Fifos)
+0x00010000 -> 0x00013c00   RX SRAM  CMDS + CDT
+
+EACH CMDS struct is 0x80 bytes long
+
+DMAx_PTR1 = 0x03040 address of first cluster
+DMAx_PTR2 = 0x10600 address of the CDT
+DMAx_CNT1 = cluster size in (bytes >> 4) -1
+DMAx_CNT2 = total cdt size for all entries >> 3
+
+Cluster Descriptor entry = 4 DWORDS
+ DWORD 0 -> ptr to cluster
+ DWORD 1 Reserved
+ DWORD 2 Reserved
+ DWORD 3 Reserved
+
+Channel manager Data Structure entry = 20 DWORD
+  0  IntialProgramCounterLow
+  1  IntialProgramCounterHigh
+  2  ClusterDescriptorTableBase
+  3  ClusterDescriptorTableSize
+  4  InstructionQueueBase
+  5  InstructionQueueSize
+...  Reserved
+ 19  Reserved
+
+
+*/
+
+/* Risc Instructions */
+#define RISC_CNT_INC		 0x00010000
+#define RISC_CNT_RESET		 0x00030000
+#define RISC_IRQ1		 0x01000000
+#define RISC_IRQ2		 0x02000000
+#define RISC_EOL		 0x04000000
+#define RISC_SOL		 0x08000000
+#define RISC_WRITE		 0x10000000
+#define RISC_SKIP		 0x20000000
+#define RISC_JUMP		 0x70000000
+#define RISC_SYNC		 0x80000000
+#define RISC_RESYNC		 0x80008000
+#define RISC_READ		 0x90000000
+#define RISC_WRITERM		 0xB0000000
+#define RISC_WRITECM		 0xC0000000
+#define RISC_WRITECR		 0xD0000000
+
+//#define RISC_SYNC_ODD		 0x80000000
+//#define RISC_SYNC_EVEN		 0x80000200
+//#define RISC_RESYNC_ODD		 0x80008000
+//#define RISC_RESYNC_EVEN	 0x80008200
+
+// Do we need these?
+#define RISC_WRITEC		 0x50000000
+#define RISC_READC		 0xA0000000
+
+// Is this used?
+#define RISC_IMM		 0x00000001
+
+//#define RISC_CNT_NONE		 0x00000000
+//#define RISC_CNT_RSVR		 0x00020000
+//#define RISC_JMP_SRP         	 0x01
+
+/* Audio and Video Core */
+#define HOST_REG1		0x00000000
+#define HOST_REG2		0x00000001
+#define HOST_REG3		0x00000002
+
+/* Chip Configuration Registers */
+#define CHIP_CTRL		0x00000100
+#define AFE_CTRL		0x00000104
+#define VID_PLL_INT_POST	0x00000108
+#define VID_PLL_FRAC		0x0000010C
+#define AUX_PLL_INT_POST	0x00000110
+#define AUX_PLL_FRAC		0x00000114
+#define SYS_PLL_INT_POST	0x00000118
+#define SYS_PLL_FRAC		0x0000011C
+#define PIN_CTRL		0x00000120
+#define AUD_IO_CTRL		0x00000124
+#define AUD_LOCK1		0x00000128
+#define AUD_LOCK2		0x0000012C
+#define POWER_CTRL		0x00000130
+#define AFE_DIAG_CTRL1		0x00000134
+#define AFE_DIAG_CTRL3		0x0000013C
+#define PLL_DIAG_CTRL		0x00000140
+#define AFE_CLK_OUT_CTRL	0x00000144
+#define DLL1_DIAG_CTRL		0x0000015C
+
+/* GPIO[23:19] Output Enable */
+#define GPIO2_OUT_EN_REG	0x00000160
+/* GPIO[23:19] Data Registers */
+#define GPIO2			0x00000164
+
+#define IFADC_CTRL		0x00000180
+
+/* Infrared Remote Registers */
+#define IR_CNTRL_REG	0x00000200
+#define IR_TXCLK_REG	0x00000204
+#define IR_RXCLK_REG	0x00000208
+#define IR_CDUTY_REG	0x0000020C
+#define IR_STAT_REG	0x00000210
+#define IR_IRQEN_REG	0x00000214
+#define IR_FILTR_REG	0x00000218
+#define IR_FIFO_REG	0x0000023C
+
+/* Video Decoder Registers */
+#define MODE_CTRL		0x00000400
+#define OUT_CTRL1		0x00000404
+#define OUT_CTRL2		0x00000408
+#define GEN_STAT		0x0000040C
+#define INT_STAT_MASK		0x00000410
+#define LUMA_CTRL		0x00000414
+#define HSCALE_CTRL		0x00000418
+#define VSCALE_CTRL		0x0000041C
+#define CHROMA_CTRL		0x00000420
+#define VBI_LINE_CTRL1		0x00000424
+#define VBI_LINE_CTRL2		0x00000428
+#define VBI_LINE_CTRL3		0x0000042C
+#define VBI_LINE_CTRL4		0x00000430
+#define VBI_LINE_CTRL5		0x00000434
+#define VBI_FC_CFG		0x00000438
+#define VBI_MISC_CFG1		0x0000043C
+#define VBI_MISC_CFG2		0x00000440
+#define VBI_PAY1		0x00000444
+#define VBI_PAY2		0x00000448
+#define VBI_CUST1_CFG1		0x0000044C
+#define VBI_CUST1_CFG2		0x00000450
+#define VBI_CUST1_CFG3		0x00000454
+#define VBI_CUST2_CFG1		0x00000458
+#define VBI_CUST2_CFG2		0x0000045C
+#define VBI_CUST2_CFG3		0x00000460
+#define VBI_CUST3_CFG1		0x00000464
+#define VBI_CUST3_CFG2		0x00000468
+#define VBI_CUST3_CFG3		0x0000046C
+#define HORIZ_TIM_CTRL		0x00000470
+#define VERT_TIM_CTRL		0x00000474
+#define SRC_COMB_CFG		0x00000478
+#define CHROMA_VBIOFF_CFG	0x0000047C
+#define FIELD_COUNT		0x00000480
+#define MISC_TIM_CTRL		0x00000484
+#define DFE_CTRL1		0x00000488
+#define DFE_CTRL2		0x0000048C
+#define DFE_CTRL3		0x00000490
+#define PLL_CTRL		0x00000494
+#define HTL_CTRL		0x00000498
+#define COMB_CTRL		0x0000049C
+#define CRUSH_CTRL		0x000004A0
+#define SOFT_RST_CTRL		0x000004A4
+#define CX885_VERSION		0x000004B4
+#define VBI_PASS_CTRL		0x000004BC
+
+/* Audio Decoder Registers */
+/* 8051 Configuration */
+#define DL_CTL		0x00000800
+#define STD_DET_STATUS	0x00000804
+#define STD_DET_CTL	0x00000808
+#define DW8051_INT	0x0000080C
+#define GENERAL_CTL	0x00000810
+#define AAGC_CTL	0x00000814
+#define DEMATRIX_CTL	0x000008CC
+#define PATH1_CTL1	0x000008D0
+#define PATH1_VOL_CTL	0x000008D4
+#define PATH1_EQ_CTL	0x000008D8
+#define PATH1_SC_CTL	0x000008DC
+#define PATH2_CTL1	0x000008E0
+#define PATH2_VOL_CTL	0x000008E4
+#define PATH2_EQ_CTL	0x000008E8
+#define PATH2_SC_CTL	0x000008EC
+
+/* Sample Rate Converter */
+#define SRC_CTL		0x000008F0
+#define SRC_LF_COEF	0x000008F4
+#define SRC1_CTL	0x000008F8
+#define SRC2_CTL	0x000008FC
+#define SRC3_CTL	0x00000900
+#define SRC4_CTL	0x00000904
+#define SRC5_CTL	0x00000908
+#define SRC6_CTL	0x0000090C
+#define BAND_OUT_SEL	0x00000910
+#define I2S_N_CTL	0x00000914
+#define I2S_OUT_CTL	0x00000918
+#define AUTOCONFIG_REG	0x000009C4
+
+/* Audio ADC Registers */
+#define DSM_CTRL1	0x00000000
+#define DSM_CTRL2	0x00000001
+#define CHP_EN_CTRL	0x00000002
+#define CHP_CLK_CTRL1	0x00000004
+#define CHP_CLK_CTRL2	0x00000005
+#define BG_REF_CTRL	0x00000006
+#define SD2_SW_CTRL1	0x00000008
+#define SD2_SW_CTRL2	0x00000009
+#define SD2_BIAS_CTRL	0x0000000A
+#define AMP_BIAS_CTRL	0x0000000C
+#define CH_PWR_CTRL1	0x0000000E
+#define CH_PWR_CTRL2	0x0000000F
+#define DSM_STATUS1	0x00000010
+#define DSM_STATUS2	0x00000011
+#define DIG_CTL1	0x00000012
+#define DIG_CTL2	0x00000013
+#define I2S_TX_CFG	0x0000001A
+
+#define DEV_CNTRL2	0x00040000
+#define PCI_INT_MSK	0x00040010
+#define PCI_MSK_APB_DMA   (1 << 12)
+#define PCI_MSK_AL_WR     (1 << 11)
+#define PCI_MSK_AL_RD     (1 << 10)
+#define PCI_MSK_RISC_WR   (1 <<  9)
+#define PCI_MSK_RISC_RD   (1 <<  8)
+#define PCI_MSK_AUD_EXT   (1 <<  4)
+#define PCI_MSK_AUD_INT   (1 <<  3)
+#define PCI_MSK_VID_C     (1 <<  2)
+#define PCI_MSK_VID_B     (1 <<  1)
+#define PCI_MSK_VID_A      1
+#define PCI_INT_STAT	0x00040014
+#define PCI_INT_MSTAT	0x00040018
+
+#define VID_A_INT_MSK	0x00040020
+#define VID_A_INT_STAT	0x00040024
+#define VID_A_INT_MSTAT	0x00040028
+#define VID_A_INT_SSTAT	0x0004002C
+
+#define VID_B_INT_MSK	0x00040030
+#define VID_B_INT_STAT	0x00040034
+#define VID_B_INT_MSTAT	0x00040038
+#define VID_B_INT_SSTAT	0x0004003C
+
+#define VID_C_INT_MSK	0x00040040
+#define VID_C_MSK_BAD_PKT (1 << 20)
+#define VID_C_MSK_OPC_ERR (1 << 16)
+#define VID_C_MSK_SYNC    (1 << 12)
+#define VID_C_MSK_OF      (1 <<  8)
+#define VID_C_MSK_RISCI2  (1 <<  4)
+#define VID_C_MSK_RISCI1   1
+#define VID_C_INT_STAT	0x00040044
+#define VID_C_INT_MSTAT	0x00040048
+#define VID_C_INT_SSTAT	0x0004004C
+
+#define AUDIO_INT_INT_MSK	0x00040050
+#define AUDIO_INT_INT_STAT	0x00040054
+#define AUDIO_INT_INT_MSTAT	0x00040058
+#define AUDIO_INT_INT_SSTAT	0x0004005C
+
+#define AUDIO_EXT_INT_MSK	0x00040060
+#define AUDIO_EXT_INT_STAT	0x00040064
+#define AUDIO_EXT_INT_MSTAT	0x00040068
+#define AUDIO_EXT_INT_SSTAT	0x0004006C
+
+#define RDR_CFG0	0x00050000
+#define RDR_CFG1	0x00050004
+#define RDR_TLCTL0	0x00050318
+
+/* APB DMAC Current Buffer Pointer */
+#define DMA1_PTR1	0x00100000
+#define DMA2_PTR1	0x00100004
+#define DMA3_PTR1	0x00100008
+#define DMA4_PTR1	0x0010000C
+#define DMA5_PTR1	0x00100010
+#define DMA6_PTR1	0x00100014
+#define DMA7_PTR1	0x00100018
+#define DMA8_PTR1	0x0010001C
+
+/* APB DMAC Current Table Pointer */
+#define DMA1_PTR2	0x00100040
+#define DMA2_PTR2	0x00100044
+#define DMA3_PTR2	0x00100048
+#define DMA4_PTR2	0x0010004C
+#define DMA5_PTR2	0x00100050
+#define DMA6_PTR2	0x00100054
+#define DMA7_PTR2	0x00100058
+#define DMA8_PTR2	0x0010005C
+
+/* APB DMAC Buffer Limit */
+#define DMA1_CNT1	0x00100080
+#define DMA2_CNT1	0x00100084
+#define DMA3_CNT1	0x00100088
+#define DMA4_CNT1	0x0010008C
+#define DMA5_CNT1	0x00100090
+#define DMA6_CNT1	0x00100094
+#define DMA7_CNT1	0x00100098
+#define DMA8_CNT1	0x0010009C
+
+/* APB DMAC Table Size */
+#define DMA1_CNT2	0x001000C0
+#define DMA2_CNT2	0x001000C4
+#define DMA3_CNT2	0x001000C8
+#define DMA4_CNT2	0x001000CC
+#define DMA5_CNT2	0x001000D0
+#define DMA6_CNT2	0x001000D4
+#define DMA7_CNT2	0x001000D8
+#define DMA8_CNT2	0x001000DC
+
+/* Timer Counters */
+#define TM_CNT_LDW	0x00110000
+#define TM_CNT_UW	0x00110004
+#define TM_LMT_LDW	0x00110008
+#define TM_LMT_UW	0x0011000C
+
+/* GPIO */
+#define GP0_IO		0x00110010
+#define GPIO_ISM	0x00110014
+#define SOFT_RESET	0x0011001C
+
+/* GPIO (417 Microsoftcontroller) RW Data */
+#define MC417_RWD	0x00110020
+
+/* GPIO (417 Microsoftcontroller) Output Enable, Low Active */
+#define MC417_OEN	0x00110024
+#define MC417_CTL	0x00110028
+#define CLK_DELAY	0x00110048
+#define PAD_CTRL	0x0011004C
+
+/* Video A Interface */
+#define VID_A_GPCNT		0x00130020
+#define VBI_A_GPCNT		0x00130024
+#define VID_A_GPCNT_CTL		0x00130030
+#define VBI_A_GPCNT_CTL		0x00130034
+#define VID_A_DMA_CTL		0x00130040
+#define VID_A_VIP_CTRL		0x00130080
+#define VID_A_PIXEL_FRMT	0x00130084
+#define VID_A_VBI_CTRL		0x00130088
+
+/* Video B Interface */
+#define VID_B_DMA		0x00130100
+#define VBI_B_DMA		0x00130108
+#define VID_B_GPCNT		0x00130120
+#define VBI_B_GPCNT		0x00130124
+#define VID_B_GPCNT_CTL		0x00130130
+#define VBI_B_GPCNT_CTL		0x00130134
+#define VID_B_DMA_CTL		0x00130140
+#define VID_B_SRC_SEL		0x00130144
+#define VID_B_LNGTH		0x00130150
+#define VID_B_HW_SOP_CTL	0x00130154
+#define VID_B_GEN_CTL		0x00130158
+#define VID_B_BD_PKT_STATUS	0x0013015C
+#define VID_B_SOP_STATUS	0x00130160
+#define VID_B_FIFO_OVFL_STAT	0x00130164
+#define VID_B_VLD_MISC		0x00130168
+#define VID_B_TS_CLK_EN		0x0013016C
+#define VID_B_VIP_CTRL		0x00130180
+#define VID_B_PIXEL_FRMT	0x00130184
+
+/* Video C Interface */
+#define VID_C_GPCNT		0x00130220
+#define VID_C_GPCNT_CTL		0x00130230
+#define VBI_C_GPCNT_CTL		0x00130234
+#define VID_C_DMA_CTL		0x00130240
+#define VID_C_LNGTH		0x00130250
+#define VID_C_HW_SOP_CTL	0x00130254
+#define VID_C_GEN_CTL		0x00130258
+#define VID_C_BD_PKT_STATUS	0x0013025C
+#define VID_C_SOP_STATUS	0x00130260
+#define VID_C_FIFO_OVFL_STAT	0x00130264
+#define VID_C_VLD_MISC		0x00130268
+#define VID_C_TS_CLK_EN		0x0013026C
+
+/* Internal Audio Interface */
+#define AUD_INT_A_GPCNT		0x00140020
+#define AUD_INT_B_GPCNT		0x00140024
+#define AUD_INT_A_GPCNT_CTL	0x00140030
+#define AUD_INT_B_GPCNT_CTL	0x00140034
+#define AUD_INT_DMA_CTL		0x00140040
+#define AUD_INT_A_LNGTH		0x00140050
+#define AUD_INT_B_LNGTH		0x00140054
+#define AUD_INT_A_MODE		0x00140058
+#define AUD_INT_B_MODE		0x0014005C
+
+/* External Audio Interface */
+#define AUD_EXT_DMA		0x00140100
+#define AUD_EXT_GPCNT		0x00140120
+#define AUD_EXT_GPCNT_CTL	0x00140130
+#define AUD_EXT_DMA_CTL		0x00140140
+#define AUD_EXT_LNGTH		0x00140150
+#define AUD_EXT_A_MODE		0x00140158
+
+/* I2C Bus 1 */
+#define I2C1_ADDR	0x00180000
+#define I2C1_WDATA	0x00180004
+#define I2C1_CTRL	0x00180008
+#define I2C1_RDATA	0x0018000C
+#define I2C1_STAT	0x00180010
+
+/* I2C Bus 2 */
+#define I2C2_ADDR	0x00190000
+#define I2C2_WDATA	0x00190004
+#define I2C2_CTRL	0x00190008
+#define I2C2_RDATA	0x0019000C
+#define I2C2_STAT	0x00190010
+
+/* I2C Bus 3 */
+#define I2C3_ADDR	0x001A0000
+#define I2C3_WDATA	0x001A0004
+#define I2C3_CTRL	0x001A0008
+#define I2C3_RDATA	0x001A000C
+#define I2C3_STAT	0x001A0010
+
+/* UART */
+#define UART_CTL	0x001B0000
+#define UART_BRD	0x001B0004
+#define UART_ISR	0x001B000C
+#define UART_CNT	0x001B0010
+
+#endif /* _CX23885_REG_H_ */