| 1 | /*************************************************************************** |
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| 2 | * Copyright (c) 2003-2009, Broadcom Corporation |
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| 3 | * All Rights Reserved |
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| 4 | * Confidential Property of Broadcom Corporation |
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| 5 | * |
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| 6 | * THIS SOFTWARE MAY ONLY BE USED SUBJECT TO AN EXECUTED SOFTWARE LICENSE |
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| 7 | * AGREEMENT BETWEEN THE USER AND BROADCOM. YOU HAVE NO RIGHT TO USE OR |
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| 8 | * EXPLOIT THIS MATERIAL EXCEPT SUBJECT TO THE TERMS OF SUCH AN AGREEMENT. |
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| 9 | * |
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| 10 | * $brcm_Workfile: bcmmux.c $ |
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| 11 | * $brcm_Revision: Hydra_Software_Devel/1 $ |
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| 12 | * $brcm_Date: 9/30/09 5:18p $ |
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| 13 | * |
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| 14 | * Module Description: |
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| 15 | * |
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| 16 | * Revision History: |
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| 17 | * |
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| 18 | * $brcm_Log: /rockford/bsp/bcm97550/common/bcmmux.c $ |
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| 19 | * |
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| 20 | * Hydra_Software_Devel/1 9/30/09 5:18p farshidf |
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| 21 | * SW7550-38: mini non-os code |
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| 22 | * |
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| 23 | * Hydra_Software_Devel/1 3/24/05 4:40p dlwin |
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| 24 | * PR 14606: Merge to main development branch. |
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| 25 | * |
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| 26 | * Hydra_Software_Devel/2 10/6/03 11:54a brianlee |
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| 27 | * Changed the name BMUX to BAPP_Mux. |
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| 28 | * |
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| 29 | * Hydra_Software_Devel/1 10/3/03 4:54p brianlee |
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| 30 | * Initial version. |
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| 31 | * |
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| 32 | * |
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| 33 | ***************************************************************************/ |
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| 34 | #include "bstd.h" |
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| 35 | #include "breg_mem.h" |
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| 36 | #include "bchp_qam.h" |
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| 37 | #include "bcmmux.h" |
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| 38 | |
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| 39 | /**************************************************************** |
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| 40 | * bcmConfigure3250Gpio |
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| 41 | * |
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| 42 | * INPUTS: pReg3250 - 3250 register handle |
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| 43 | * |
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| 44 | * OUTPUTS: |
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| 45 | * RETURNS: none |
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| 46 | * FUNCTION: |
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| 47 | * |
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| 48 | ****************************************************************/ |
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| 49 | void bcmConfigure3250Gpio (BREG_Handle hReg3250) |
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| 50 | { |
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| 51 | uint8_t bval; |
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| 52 | |
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| 53 | bval = BREG_Read8 (hReg3250, (uint32_t)(BCM3250_UPG_CORE_OFFSET + GIO_DIRLSB)); |
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| 54 | bval &= ~GPIO_MUX_MASK; |
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| 55 | BREG_Write8 (hReg3250, (BCM3250_UPG_CORE_OFFSET + GIO_DIRLSB), bval); |
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| 56 | } |
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| 57 | |
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| 58 | /**************************************************************** |
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| 59 | * bcmSelectTunerAAgc |
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| 60 | * |
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| 61 | * INPUTS: pReg3250 - 3250 register handle |
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| 62 | * agcSelect - select between analog and digital |
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| 63 | * |
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| 64 | * OUTPUTS: |
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| 65 | * RETURNS: none |
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| 66 | * FUNCTION: This function selects IF and AGC between digital and |
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| 67 | * analog for Tuner A. For bcm97038, this is controlled |
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| 68 | * by GPIO bit 2 of the 3250. |
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| 69 | * |
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| 70 | ****************************************************************/ |
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| 71 | void bcmSelectTunerAAgc(BREG_Handle hReg3250, BAPP_Mux_AgcSelect agcSelect) |
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| 72 | { |
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| 73 | uint8_t bval; |
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| 74 | |
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| 75 | bval = BREG_Read8 (hReg3250, (uint32_t)(BCM3250_UPG_CORE_OFFSET + GIO_OUTLSB)); |
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| 76 | if (agcSelect == BAPP_Mux_AgcSelect_eDigital) |
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| 77 | bval &= ~GPIO_TUNER_A_AGC_SEL; |
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| 78 | else |
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| 79 | bval |= GPIO_TUNER_A_AGC_SEL; |
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| 80 | BREG_Write8 (hReg3250, (BCM3250_UPG_CORE_OFFSET + GIO_OUTLSB), bval); |
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| 81 | } |
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| 82 | |
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| 83 | /**************************************************************** |
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| 84 | * bcmSelectTunerCAgc |
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| 85 | * |
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| 86 | * INPUTS: pReg3250 - 3250 register handle |
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| 87 | * agcSelect - select between analog and digital |
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| 88 | * |
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| 89 | * OUTPUTS: |
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| 90 | * RETURNS: none |
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| 91 | * FUNCTION: This function selects IF and AGC between digital and |
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| 92 | * analog for Tuner C. For bcm97038, this is controlled |
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| 93 | * by GPIO bit 3 of the 3250. |
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| 94 | * |
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| 95 | ****************************************************************/ |
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| 96 | void bcmSelectTunerCAgc(BREG_Handle hReg3250, BAPP_Mux_AgcSelect agcSelect) |
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| 97 | { |
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| 98 | uint8_t bval; |
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| 99 | |
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| 100 | bval = BREG_Read8 (hReg3250, (uint32_t)(BCM3250_UPG_CORE_OFFSET + GIO_OUTLSB)); |
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| 101 | if (agcSelect == BAPP_Mux_AgcSelect_eDigital) |
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| 102 | bval &= ~GPIO_TUNER_C_AGC_SEL; |
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| 103 | else |
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| 104 | bval |= GPIO_TUNER_C_AGC_SEL; |
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| 105 | BREG_Write8 (hReg3250, (BCM3250_UPG_CORE_OFFSET + GIO_OUTLSB), bval); |
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| 106 | } |
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| 107 | |
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| 108 | /**************************************************************** |
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| 109 | * bcmSelectRfmBypass |
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| 110 | * |
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| 111 | * INPUTS: pReg3250 - 3250 register handle |
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| 112 | * bypass - bypasses RFM |
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| 113 | * |
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| 114 | * OUTPUTS: |
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| 115 | * RETURNS: none |
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| 116 | * FUNCTION: This function selects a MUX which bypasses RF Modulator. |
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| 117 | * |
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| 118 | ****************************************************************/ |
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| 119 | void bcmSelectRfmBypass (BREG_Handle hReg3250, bool bypass) |
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| 120 | { |
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| 121 | uint8_t bval; |
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| 122 | |
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| 123 | bval = BREG_Read8 (hReg3250, (uint32_t)(BCM3250_UPG_CORE_OFFSET + GIO_OUTLSB)); |
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| 124 | if (bypass) |
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| 125 | bval |= GPIO_RFM_BYPASS; |
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| 126 | else |
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| 127 | bval &= ~GPIO_RFM_BYPASS; |
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| 128 | BREG_Write8 (hReg3250, (BCM3250_UPG_CORE_OFFSET + GIO_OUTLSB), bval); |
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| 129 | } |
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| 130 | |
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| 131 | /**************************************************************** |
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| 132 | * bcmSelectIFDemodInput |
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| 133 | * |
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| 134 | * INPUTS: pReg3250 - 3250 register handle |
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| 135 | * ifdSelect - tuner A or VSB |
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| 136 | * |
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| 137 | * OUTPUTS: |
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| 138 | * RETURNS: none |
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| 139 | * FUNCTION: This function selects IF Demod input. |
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| 140 | * |
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| 141 | ****************************************************************/ |
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| 142 | void bcmSelectIFDemodInput (BREG_Handle hReg3250, BAPP_Mux_IfDemodSelect ifdSelect) |
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| 143 | { |
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| 144 | uint8_t bval; |
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| 145 | |
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| 146 | bval = BREG_Read8 (hReg3250, (uint32_t)(BCM3250_UPG_CORE_OFFSET + GIO_OUTLSB)); |
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| 147 | if (ifdSelect == BAPP_Mux_IfDemodSelect_eTunerA) |
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| 148 | bval |= GPIO_BCM7038_IF_SEL; |
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| 149 | else |
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| 150 | bval &= GPIO_BCM7038_IF_SEL; |
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| 151 | BREG_Write8 (hReg3250, (BCM3250_UPG_CORE_OFFSET + GIO_OUTLSB), bval); |
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| 152 | } |
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| 153 | |
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