Stepan Moskovchenko | 9d20015 | 2010-05-19 11:03:30 -0700 | [diff] [blame] | 1 | /* Copyright (c) 2008-2009, Code Aurora Forum. All rights reserved. |
| 2 | * |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License version 2 and |
| 5 | * only version 2 as published by the Free Software Foundation. |
| 6 | * |
| 7 | * This program is distributed in the hope that it will be useful, |
| 8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | * GNU General Public License for more details. |
| 11 | * |
| 12 | * You should have received a copy of the GNU General Public License |
| 13 | * along with this program; if not, write to the Free Software |
| 14 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 15 | * 02110-1301, USA. |
| 16 | */ |
| 17 | |
| 18 | #include <linux/module.h> |
| 19 | #include <linux/kernel.h> |
| 20 | #include <linux/sched.h> |
| 21 | #include <linux/time.h> |
| 22 | #include <linux/init.h> |
| 23 | #include <linux/interrupt.h> |
| 24 | #include <linux/spinlock.h> |
| 25 | #include <linux/delay.h> |
| 26 | #include <mach/hardware.h> |
| 27 | #include <linux/io.h> |
| 28 | |
| 29 | #include <asm/system.h> |
| 30 | #include <asm/mach-types.h> |
| 31 | #include <linux/semaphore.h> |
| 32 | #include <linux/uaccess.h> |
| 33 | #include <linux/clk.h> |
| 34 | |
| 35 | #include "msm_fb.h" |
| 36 | #include "tvenc.h" |
| 37 | |
| 38 | #define NTSC_TV_DIMENSION_WIDTH 720 |
| 39 | #define NTSC_TV_DIMENSION_HEIGHT 480 |
| 40 | |
| 41 | static int ntsc_off(struct platform_device *pdev); |
| 42 | static int ntsc_on(struct platform_device *pdev); |
| 43 | |
| 44 | static int ntsc_on(struct platform_device *pdev) |
| 45 | { |
| 46 | uint32 reg = 0; |
| 47 | int ret = 0; |
| 48 | struct msm_fb_data_type *mfd; |
| 49 | |
| 50 | mfd = platform_get_drvdata(pdev); |
| 51 | |
| 52 | if (!mfd) |
| 53 | return -ENODEV; |
| 54 | |
| 55 | if (mfd->key != MFD_KEY) |
| 56 | return -EINVAL; |
| 57 | |
| 58 | TV_OUT(TV_ENC_CTL, 0); /* disable TV encoder */ |
| 59 | |
| 60 | if (mfd->panel.id == NTSC_M) { |
| 61 | /* Cr gain 11, Cb gain C6, y_gain 97 */ |
| 62 | TV_OUT(TV_GAIN, 0x0081B697); |
| 63 | } else { |
| 64 | /* Cr gain 11, Cb gain C6, y_gain 97 */ |
| 65 | TV_OUT(TV_GAIN, 0x008bc4a3); |
| 66 | reg |= TVENC_CTL_NTSCJ_MODE; |
| 67 | } |
| 68 | |
| 69 | TV_OUT(TV_CGMS, 0x0); |
| 70 | /* NTSC Timing */ |
| 71 | TV_OUT(TV_SYNC_1, 0x0020009e); |
| 72 | TV_OUT(TV_SYNC_2, 0x011306B4); |
| 73 | TV_OUT(TV_SYNC_3, 0x0006000C); |
| 74 | TV_OUT(TV_SYNC_4, 0x0028020D); |
| 75 | TV_OUT(TV_SYNC_5, 0x005E02FB); |
| 76 | TV_OUT(TV_SYNC_6, 0x0006000C); |
| 77 | TV_OUT(TV_SYNC_7, 0x00000012); |
| 78 | TV_OUT(TV_BURST_V1, 0x0013020D); |
| 79 | TV_OUT(TV_BURST_V2, 0x0014020C); |
| 80 | TV_OUT(TV_BURST_V3, 0x0013020D); |
| 81 | TV_OUT(TV_BURST_V4, 0x0014020C); |
| 82 | TV_OUT(TV_BURST_H, 0x00AE00F2); |
| 83 | TV_OUT(TV_SOL_REQ_ODD, 0x00280208); |
| 84 | TV_OUT(TV_SOL_REQ_EVEN, 0x00290209); |
| 85 | |
| 86 | reg |= TVENC_CTL_TV_MODE_NTSC_M_PAL60; |
| 87 | |
| 88 | reg |= TVENC_CTL_Y_FILTER_EN | |
| 89 | TVENC_CTL_CR_FILTER_EN | |
| 90 | TVENC_CTL_CB_FILTER_EN | TVENC_CTL_SINX_FILTER_EN; |
| 91 | #ifdef CONFIG_FB_MSM_TVOUT_SVIDEO |
| 92 | reg |= TVENC_CTL_S_VIDEO_EN; |
| 93 | #endif |
| 94 | |
| 95 | TV_OUT(TV_LEVEL, 0x00000000); /* DC offset to 0. */ |
| 96 | TV_OUT(TV_OFFSET, 0x008080f0); |
| 97 | |
| 98 | #ifdef CONFIG_FB_MSM_MDP31 |
| 99 | TV_OUT(TV_DAC_INTF, 0x29); |
| 100 | #endif |
| 101 | TV_OUT(TV_ENC_CTL, reg); |
| 102 | |
| 103 | reg |= TVENC_CTL_ENC_EN; |
| 104 | TV_OUT(TV_ENC_CTL, reg); |
| 105 | |
| 106 | return ret; |
| 107 | } |
| 108 | |
| 109 | static int ntsc_off(struct platform_device *pdev) |
| 110 | { |
| 111 | TV_OUT(TV_ENC_CTL, 0); /* disable TV encoder */ |
| 112 | return 0; |
| 113 | } |
| 114 | |
| 115 | static int __init ntsc_probe(struct platform_device *pdev) |
| 116 | { |
| 117 | msm_fb_add_device(pdev); |
| 118 | |
| 119 | return 0; |
| 120 | } |
| 121 | |
| 122 | static struct platform_driver this_driver = { |
| 123 | .probe = ntsc_probe, |
| 124 | .driver = { |
| 125 | .name = "tv_ntsc", |
| 126 | }, |
| 127 | }; |
| 128 | |
| 129 | static struct msm_fb_panel_data ntsc_panel_data = { |
| 130 | .panel_info.xres = NTSC_TV_DIMENSION_WIDTH, |
| 131 | .panel_info.yres = NTSC_TV_DIMENSION_HEIGHT, |
| 132 | .panel_info.type = TV_PANEL, |
| 133 | .panel_info.pdest = DISPLAY_1, |
| 134 | .panel_info.wait_cycle = 0, |
| 135 | .panel_info.bpp = 16, |
| 136 | .panel_info.fb_num = 2, |
| 137 | .on = ntsc_on, |
| 138 | .off = ntsc_off, |
| 139 | }; |
| 140 | |
| 141 | static struct platform_device this_device = { |
| 142 | .name = "tv_ntsc", |
| 143 | .id = 0, |
| 144 | .dev = { |
| 145 | .platform_data = &ntsc_panel_data, |
| 146 | } |
| 147 | }; |
| 148 | |
| 149 | static int __init ntsc_init(void) |
| 150 | { |
| 151 | int ret; |
| 152 | |
| 153 | ret = platform_driver_register(&this_driver); |
| 154 | if (!ret) { |
| 155 | ret = platform_device_register(&this_device); |
| 156 | if (ret) |
| 157 | platform_driver_unregister(&this_driver); |
| 158 | } |
| 159 | |
| 160 | return ret; |
| 161 | } |
| 162 | |
| 163 | module_init(ntsc_init); |