HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 Samsung Electronics |
| 3 | * Heungjun Kim <riverful.kim@samsung.com> |
| 4 | * Kyungmin Park <kyungmin.park@samsung.com> |
Donghwa Lee | 51b1cd6 | 2012-04-05 19:36:27 +0000 | [diff] [blame] | 5 | * Donghwa Lee <dh09.lee@samsung.com> |
HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 6 | * |
| 7 | * See file CREDITS for list of people who contributed to this |
| 8 | * project. |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or |
| 11 | * modify it under the terms of the GNU General Public License as |
| 12 | * published by the Free Software Foundation; either version 2 of |
| 13 | * the License, or (at your option) any later version. |
| 14 | * |
| 15 | * This program is distributed in the hope that it will be useful, |
| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | * GNU General Public License for more details. |
| 19 | * |
| 20 | * You should have received a copy of the GNU General Public License |
| 21 | * along with this program; if not, write to the Free Software |
| 22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 23 | * MA 02111-1307 USA |
| 24 | */ |
| 25 | |
| 26 | #include <common.h> |
Donghwa Lee | 51b1cd6 | 2012-04-05 19:36:27 +0000 | [diff] [blame] | 27 | #include <lcd.h> |
HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 28 | #include <asm/io.h> |
| 29 | #include <asm/arch/cpu.h> |
| 30 | #include <asm/arch/gpio.h> |
| 31 | #include <asm/arch/mmc.h> |
| 32 | #include <asm/arch/clock.h> |
Donghwa Lee | 51b1cd6 | 2012-04-05 19:36:27 +0000 | [diff] [blame] | 33 | #include <asm/arch/clk.h> |
| 34 | #include <asm/arch/mipi_dsim.h> |
HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 35 | #include <asm/arch/watchdog.h> |
| 36 | #include <asm/arch/power.h> |
| 37 | #include <pmic.h> |
| 38 | #include <usb/s3c_udc.h> |
Ćukasz Majewski | 04ce68e | 2012-03-29 01:29:18 +0000 | [diff] [blame] | 39 | #include <max8997_pmic.h> |
Donghwa Lee | 9046497 | 2012-05-09 19:23:46 +0000 | [diff] [blame] | 40 | #include <libtizen.h> |
HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 41 | |
| 42 | #include "setup.h" |
| 43 | |
| 44 | DECLARE_GLOBAL_DATA_PTR; |
| 45 | |
| 46 | unsigned int board_rev; |
| 47 | |
| 48 | #ifdef CONFIG_REVISION_TAG |
| 49 | u32 get_board_rev(void) |
| 50 | { |
| 51 | return board_rev; |
| 52 | } |
| 53 | #endif |
| 54 | |
| 55 | static void check_hw_revision(void); |
| 56 | |
Donghwa Lee | 3d02408 | 2012-04-26 18:52:26 +0000 | [diff] [blame] | 57 | static int hwrevision(int rev) |
| 58 | { |
| 59 | return (board_rev & 0xf) == rev; |
| 60 | } |
| 61 | |
Lukasz Majewski | a241d6e | 2012-08-06 14:41:10 +0200 | [diff] [blame] | 62 | struct s3c_plat_otg_data s5pc210_otg_data; |
| 63 | |
HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 64 | int board_init(void) |
| 65 | { |
| 66 | gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; |
| 67 | |
| 68 | check_hw_revision(); |
| 69 | printf("HW Revision:\t0x%x\n", board_rev); |
| 70 | |
| 71 | #if defined(CONFIG_PMIC) |
| 72 | pmic_init(); |
| 73 | #endif |
| 74 | |
| 75 | return 0; |
| 76 | } |
| 77 | |
| 78 | int dram_init(void) |
| 79 | { |
| 80 | gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE) + |
| 81 | get_ram_size((long *)PHYS_SDRAM_2, PHYS_SDRAM_2_SIZE); |
| 82 | |
| 83 | return 0; |
| 84 | } |
| 85 | |
| 86 | void dram_init_banksize(void) |
| 87 | { |
| 88 | gd->bd->bi_dram[0].start = PHYS_SDRAM_1; |
| 89 | gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; |
| 90 | gd->bd->bi_dram[1].start = PHYS_SDRAM_2; |
| 91 | gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE; |
| 92 | } |
| 93 | |
| 94 | static unsigned int get_hw_revision(void) |
| 95 | { |
| 96 | struct exynos4_gpio_part1 *gpio = |
| 97 | (struct exynos4_gpio_part1 *)samsung_get_base_gpio_part1(); |
| 98 | int hwrev = 0; |
| 99 | int i; |
| 100 | |
| 101 | /* hw_rev[3:0] == GPE1[3:0] */ |
| 102 | for (i = 0; i < 4; i++) { |
| 103 | s5p_gpio_cfg_pin(&gpio->e1, i, GPIO_INPUT); |
| 104 | s5p_gpio_set_pull(&gpio->e1, i, GPIO_PULL_NONE); |
| 105 | } |
| 106 | |
| 107 | udelay(1); |
| 108 | |
| 109 | for (i = 0; i < 4; i++) |
| 110 | hwrev |= (s5p_gpio_get_value(&gpio->e1, i) << i); |
| 111 | |
| 112 | debug("hwrev 0x%x\n", hwrev); |
| 113 | |
| 114 | return hwrev; |
| 115 | } |
| 116 | |
| 117 | static void check_hw_revision(void) |
| 118 | { |
| 119 | int hwrev; |
| 120 | |
| 121 | hwrev = get_hw_revision(); |
| 122 | |
| 123 | board_rev |= hwrev; |
| 124 | } |
| 125 | |
| 126 | #ifdef CONFIG_DISPLAY_BOARDINFO |
| 127 | int checkboard(void) |
| 128 | { |
| 129 | puts("Board:\tTRATS\n"); |
| 130 | return 0; |
| 131 | } |
| 132 | #endif |
| 133 | |
| 134 | #ifdef CONFIG_GENERIC_MMC |
| 135 | int board_mmc_init(bd_t *bis) |
| 136 | { |
| 137 | struct exynos4_gpio_part2 *gpio = |
| 138 | (struct exynos4_gpio_part2 *)samsung_get_base_gpio_part2(); |
| 139 | int i, err; |
| 140 | |
| 141 | /* eMMC_EN: SD_0_CDn: GPK0[2] Output High */ |
| 142 | s5p_gpio_direction_output(&gpio->k0, 2, 1); |
| 143 | s5p_gpio_set_pull(&gpio->k0, 2, GPIO_PULL_NONE); |
| 144 | |
| 145 | /* |
| 146 | * eMMC GPIO: |
| 147 | * SDR 8-bit@48MHz at MMC0 |
| 148 | * GPK0[0] SD_0_CLK(2) |
| 149 | * GPK0[1] SD_0_CMD(2) |
| 150 | * GPK0[2] SD_0_CDn -> Not used |
| 151 | * GPK0[3:6] SD_0_DATA[0:3](2) |
| 152 | * GPK1[3:6] SD_0_DATA[0:3](3) |
| 153 | * |
| 154 | * DDR 4-bit@26MHz at MMC4 |
| 155 | * GPK0[0] SD_4_CLK(3) |
| 156 | * GPK0[1] SD_4_CMD(3) |
| 157 | * GPK0[2] SD_4_CDn -> Not used |
| 158 | * GPK0[3:6] SD_4_DATA[0:3](3) |
| 159 | * GPK1[3:6] SD_4_DATA[4:7](4) |
| 160 | */ |
| 161 | for (i = 0; i < 7; i++) { |
| 162 | if (i == 2) |
| 163 | continue; |
| 164 | /* GPK0[0:6] special function 2 */ |
| 165 | s5p_gpio_cfg_pin(&gpio->k0, i, 0x2); |
| 166 | /* GPK0[0:6] pull disable */ |
| 167 | s5p_gpio_set_pull(&gpio->k0, i, GPIO_PULL_NONE); |
| 168 | /* GPK0[0:6] drv 4x */ |
| 169 | s5p_gpio_set_drv(&gpio->k0, i, GPIO_DRV_4X); |
| 170 | } |
| 171 | |
| 172 | for (i = 3; i < 7; i++) { |
| 173 | /* GPK1[3:6] special function 3 */ |
| 174 | s5p_gpio_cfg_pin(&gpio->k1, i, 0x3); |
| 175 | /* GPK1[3:6] pull disable */ |
| 176 | s5p_gpio_set_pull(&gpio->k1, i, GPIO_PULL_NONE); |
| 177 | /* GPK1[3:6] drv 4x */ |
| 178 | s5p_gpio_set_drv(&gpio->k1, i, GPIO_DRV_4X); |
| 179 | } |
| 180 | |
| 181 | /* |
| 182 | * MMC device init |
| 183 | * mmc0 : eMMC (8-bit buswidth) |
| 184 | * mmc2 : SD card (4-bit buswidth) |
| 185 | */ |
| 186 | err = s5p_mmc_init(0, 8); |
| 187 | |
| 188 | /* T-flash detect */ |
| 189 | s5p_gpio_cfg_pin(&gpio->x3, 4, 0xf); |
| 190 | s5p_gpio_set_pull(&gpio->x3, 4, GPIO_PULL_UP); |
| 191 | |
| 192 | /* |
| 193 | * Check the T-flash detect pin |
| 194 | * GPX3[4] T-flash detect pin |
| 195 | */ |
| 196 | if (!s5p_gpio_get_value(&gpio->x3, 4)) { |
| 197 | /* |
| 198 | * SD card GPIO: |
| 199 | * GPK2[0] SD_2_CLK(2) |
| 200 | * GPK2[1] SD_2_CMD(2) |
| 201 | * GPK2[2] SD_2_CDn -> Not used |
| 202 | * GPK2[3:6] SD_2_DATA[0:3](2) |
| 203 | */ |
| 204 | for (i = 0; i < 7; i++) { |
| 205 | if (i == 2) |
| 206 | continue; |
| 207 | /* GPK2[0:6] special function 2 */ |
| 208 | s5p_gpio_cfg_pin(&gpio->k2, i, 0x2); |
| 209 | /* GPK2[0:6] pull disable */ |
| 210 | s5p_gpio_set_pull(&gpio->k2, i, GPIO_PULL_NONE); |
| 211 | /* GPK2[0:6] drv 4x */ |
| 212 | s5p_gpio_set_drv(&gpio->k2, i, GPIO_DRV_4X); |
| 213 | } |
| 214 | err = s5p_mmc_init(2, 4); |
| 215 | } |
| 216 | |
| 217 | return err; |
| 218 | } |
| 219 | #endif |
| 220 | |
| 221 | #ifdef CONFIG_USB_GADGET |
| 222 | static int s5pc210_phy_control(int on) |
| 223 | { |
| 224 | int ret = 0; |
Ćukasz Majewski | a0f5b5a | 2012-04-25 23:30:18 +0000 | [diff] [blame] | 225 | u32 val = 0; |
HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 226 | struct pmic *p = get_pmic(); |
| 227 | |
| 228 | if (pmic_probe(p)) |
| 229 | return -1; |
| 230 | |
| 231 | if (on) { |
Ćukasz Majewski | 04ce68e | 2012-03-29 01:29:18 +0000 | [diff] [blame] | 232 | ret |= pmic_set_output(p, MAX8997_REG_SAFEOUTCTRL, |
| 233 | ENSAFEOUT1, LDO_ON); |
Ćukasz Majewski | a0f5b5a | 2012-04-25 23:30:18 +0000 | [diff] [blame] | 234 | ret |= pmic_reg_read(p, MAX8997_REG_LDO3CTRL, &val); |
| 235 | ret |= pmic_reg_write(p, MAX8997_REG_LDO3CTRL, EN_LDO | val); |
| 236 | |
| 237 | ret |= pmic_reg_read(p, MAX8997_REG_LDO8CTRL, &val); |
| 238 | ret |= pmic_reg_write(p, MAX8997_REG_LDO8CTRL, EN_LDO | val); |
HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 239 | } else { |
Ćukasz Majewski | a0f5b5a | 2012-04-25 23:30:18 +0000 | [diff] [blame] | 240 | ret |= pmic_reg_read(p, MAX8997_REG_LDO8CTRL, &val); |
| 241 | ret |= pmic_reg_write(p, MAX8997_REG_LDO8CTRL, DIS_LDO | val); |
| 242 | |
| 243 | ret |= pmic_reg_read(p, MAX8997_REG_LDO3CTRL, &val); |
| 244 | ret |= pmic_reg_write(p, MAX8997_REG_LDO3CTRL, DIS_LDO | val); |
Ćukasz Majewski | 04ce68e | 2012-03-29 01:29:18 +0000 | [diff] [blame] | 245 | ret |= pmic_set_output(p, MAX8997_REG_SAFEOUTCTRL, |
| 246 | ENSAFEOUT1, LDO_OFF); |
HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 247 | } |
| 248 | |
| 249 | if (ret) { |
Ćukasz Majewski | 04ce68e | 2012-03-29 01:29:18 +0000 | [diff] [blame] | 250 | puts("MAX8997 LDO setting error!\n"); |
HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 251 | return -1; |
| 252 | } |
| 253 | |
| 254 | return 0; |
| 255 | } |
| 256 | |
| 257 | struct s3c_plat_otg_data s5pc210_otg_data = { |
| 258 | .phy_control = s5pc210_phy_control, |
| 259 | .regs_phy = EXYNOS4_USBPHY_BASE, |
| 260 | .regs_otg = EXYNOS4_USBOTG_BASE, |
| 261 | .usb_phy_ctrl = EXYNOS4_USBPHY_CONTROL, |
| 262 | .usb_flags = PHY0_SLEEP, |
| 263 | }; |
Lukasz Majewski | a241d6e | 2012-08-06 14:41:10 +0200 | [diff] [blame] | 264 | |
| 265 | void board_usb_init(void) |
| 266 | { |
| 267 | debug("USB_udc_probe\n"); |
| 268 | s3c_udc_probe(&s5pc210_otg_data); |
| 269 | } |
HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 270 | #endif |
| 271 | |
| 272 | static void pmic_reset(void) |
| 273 | { |
| 274 | struct exynos4_gpio_part2 *gpio = |
| 275 | (struct exynos4_gpio_part2 *)samsung_get_base_gpio_part2(); |
| 276 | |
| 277 | s5p_gpio_direction_output(&gpio->x0, 7, 1); |
| 278 | s5p_gpio_set_pull(&gpio->x2, 7, GPIO_PULL_NONE); |
| 279 | } |
| 280 | |
| 281 | static void board_clock_init(void) |
| 282 | { |
| 283 | struct exynos4_clock *clk = |
| 284 | (struct exynos4_clock *)samsung_get_base_clock(); |
| 285 | |
| 286 | writel(CLK_SRC_CPU_VAL, (unsigned int)&clk->src_cpu); |
| 287 | writel(CLK_SRC_TOP0_VAL, (unsigned int)&clk->src_top0); |
| 288 | writel(CLK_SRC_FSYS_VAL, (unsigned int)&clk->src_fsys); |
| 289 | writel(CLK_SRC_PERIL0_VAL, (unsigned int)&clk->src_peril0); |
| 290 | |
| 291 | writel(CLK_DIV_CPU0_VAL, (unsigned int)&clk->div_cpu0); |
| 292 | writel(CLK_DIV_CPU1_VAL, (unsigned int)&clk->div_cpu1); |
| 293 | writel(CLK_DIV_DMC0_VAL, (unsigned int)&clk->div_dmc0); |
| 294 | writel(CLK_DIV_DMC1_VAL, (unsigned int)&clk->div_dmc1); |
| 295 | writel(CLK_DIV_LEFTBUS_VAL, (unsigned int)&clk->div_leftbus); |
| 296 | writel(CLK_DIV_RIGHTBUS_VAL, (unsigned int)&clk->div_rightbus); |
| 297 | writel(CLK_DIV_TOP_VAL, (unsigned int)&clk->div_top); |
| 298 | writel(CLK_DIV_FSYS1_VAL, (unsigned int)&clk->div_fsys1); |
| 299 | writel(CLK_DIV_FSYS2_VAL, (unsigned int)&clk->div_fsys2); |
| 300 | writel(CLK_DIV_FSYS3_VAL, (unsigned int)&clk->div_fsys3); |
| 301 | writel(CLK_DIV_PERIL0_VAL, (unsigned int)&clk->div_peril0); |
| 302 | writel(CLK_DIV_PERIL3_VAL, (unsigned int)&clk->div_peril3); |
| 303 | |
| 304 | writel(PLL_LOCKTIME, (unsigned int)&clk->apll_lock); |
| 305 | writel(PLL_LOCKTIME, (unsigned int)&clk->mpll_lock); |
| 306 | writel(PLL_LOCKTIME, (unsigned int)&clk->epll_lock); |
| 307 | writel(PLL_LOCKTIME, (unsigned int)&clk->vpll_lock); |
| 308 | writel(APLL_CON1_VAL, (unsigned int)&clk->apll_con1); |
| 309 | writel(APLL_CON0_VAL, (unsigned int)&clk->apll_con0); |
| 310 | writel(MPLL_CON1_VAL, (unsigned int)&clk->mpll_con1); |
| 311 | writel(MPLL_CON0_VAL, (unsigned int)&clk->mpll_con0); |
| 312 | writel(EPLL_CON1_VAL, (unsigned int)&clk->epll_con1); |
| 313 | writel(EPLL_CON0_VAL, (unsigned int)&clk->epll_con0); |
| 314 | writel(VPLL_CON1_VAL, (unsigned int)&clk->vpll_con1); |
| 315 | writel(VPLL_CON0_VAL, (unsigned int)&clk->vpll_con0); |
| 316 | |
| 317 | writel(CLK_GATE_IP_CAM_VAL, (unsigned int)&clk->gate_ip_cam); |
| 318 | writel(CLK_GATE_IP_VP_VAL, (unsigned int)&clk->gate_ip_tv); |
| 319 | writel(CLK_GATE_IP_MFC_VAL, (unsigned int)&clk->gate_ip_mfc); |
| 320 | writel(CLK_GATE_IP_G3D_VAL, (unsigned int)&clk->gate_ip_g3d); |
| 321 | writel(CLK_GATE_IP_IMAGE_VAL, (unsigned int)&clk->gate_ip_image); |
| 322 | writel(CLK_GATE_IP_LCD0_VAL, (unsigned int)&clk->gate_ip_lcd0); |
| 323 | writel(CLK_GATE_IP_LCD1_VAL, (unsigned int)&clk->gate_ip_lcd1); |
| 324 | writel(CLK_GATE_IP_FSYS_VAL, (unsigned int)&clk->gate_ip_fsys); |
| 325 | writel(CLK_GATE_IP_GPS_VAL, (unsigned int)&clk->gate_ip_gps); |
| 326 | writel(CLK_GATE_IP_PERIL_VAL, (unsigned int)&clk->gate_ip_peril); |
| 327 | writel(CLK_GATE_IP_PERIR_VAL, (unsigned int)&clk->gate_ip_perir); |
| 328 | writel(CLK_GATE_BLOCK_VAL, (unsigned int)&clk->gate_block); |
| 329 | } |
| 330 | |
HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 331 | static void board_power_init(void) |
| 332 | { |
| 333 | struct exynos4_power *pwr = |
| 334 | (struct exynos4_power *)samsung_get_base_power(); |
| 335 | |
| 336 | /* PS HOLD */ |
| 337 | writel(EXYNOS4_PS_HOLD_CON_VAL, (unsigned int)&pwr->ps_hold_control); |
| 338 | |
| 339 | /* Set power down */ |
| 340 | writel(0, (unsigned int)&pwr->cam_configuration); |
| 341 | writel(0, (unsigned int)&pwr->tv_configuration); |
| 342 | writel(0, (unsigned int)&pwr->mfc_configuration); |
| 343 | writel(0, (unsigned int)&pwr->g3d_configuration); |
| 344 | writel(0, (unsigned int)&pwr->lcd1_configuration); |
| 345 | writel(0, (unsigned int)&pwr->gps_configuration); |
| 346 | writel(0, (unsigned int)&pwr->gps_alive_configuration); |
| 347 | } |
| 348 | |
| 349 | static void board_uart_init(void) |
| 350 | { |
| 351 | struct exynos4_gpio_part1 *gpio1 = |
| 352 | (struct exynos4_gpio_part1 *)samsung_get_base_gpio_part1(); |
| 353 | struct exynos4_gpio_part2 *gpio2 = |
| 354 | (struct exynos4_gpio_part2 *)samsung_get_base_gpio_part2(); |
| 355 | int i; |
| 356 | |
HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 357 | /* |
Minkyu Kang | 8aca4d6 | 2012-01-26 19:51:54 +0900 | [diff] [blame] | 358 | * UART2 GPIOs |
| 359 | * GPA1CON[0] = UART_2_RXD(2) |
| 360 | * GPA1CON[1] = UART_2_TXD(2) |
HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 361 | * GPA1CON[2] = I2C_3_SDA (3) |
Minkyu Kang | 8aca4d6 | 2012-01-26 19:51:54 +0900 | [diff] [blame] | 362 | * GPA1CON[3] = I2C_3_SCL (3) |
HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 363 | */ |
Minkyu Kang | 8aca4d6 | 2012-01-26 19:51:54 +0900 | [diff] [blame] | 364 | |
| 365 | for (i = 0; i < 4; i++) { |
HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 366 | s5p_gpio_set_pull(&gpio1->a1, i, GPIO_PULL_NONE); |
Minkyu Kang | 8aca4d6 | 2012-01-26 19:51:54 +0900 | [diff] [blame] | 367 | s5p_gpio_cfg_pin(&gpio1->a1, i, GPIO_FUNC((i > 1) ? 0x3 : 0x2)); |
HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 368 | } |
| 369 | |
| 370 | /* UART_SEL GPY4[7] (part2) at EXYNOS4 */ |
| 371 | s5p_gpio_set_pull(&gpio2->y4, 7, GPIO_PULL_UP); |
| 372 | s5p_gpio_direction_output(&gpio2->y4, 7, 1); |
| 373 | } |
| 374 | |
| 375 | int board_early_init_f(void) |
| 376 | { |
Minkyu Kang | 85948a8 | 2012-01-18 15:56:47 +0900 | [diff] [blame] | 377 | wdt_stop(); |
HeungJun, Kim | 89f9549 | 2012-01-16 21:13:05 +0000 | [diff] [blame] | 378 | pmic_reset(); |
| 379 | board_clock_init(); |
| 380 | board_uart_init(); |
| 381 | board_power_init(); |
| 382 | |
| 383 | return 0; |
| 384 | } |
Donghwa Lee | 51b1cd6 | 2012-04-05 19:36:27 +0000 | [diff] [blame] | 385 | |
| 386 | static void lcd_reset(void) |
| 387 | { |
| 388 | struct exynos4_gpio_part2 *gpio2 = |
| 389 | (struct exynos4_gpio_part2 *)samsung_get_base_gpio_part2(); |
| 390 | |
| 391 | s5p_gpio_direction_output(&gpio2->y4, 5, 1); |
| 392 | udelay(10000); |
| 393 | s5p_gpio_direction_output(&gpio2->y4, 5, 0); |
| 394 | udelay(10000); |
| 395 | s5p_gpio_direction_output(&gpio2->y4, 5, 1); |
| 396 | } |
| 397 | |
| 398 | static int lcd_power(void) |
| 399 | { |
| 400 | int ret = 0; |
| 401 | struct pmic *p = get_pmic(); |
| 402 | |
| 403 | if (pmic_probe(p)) |
| 404 | return 0; |
| 405 | |
| 406 | /* LDO15 voltage: 2.2v */ |
| 407 | ret |= pmic_reg_write(p, MAX8997_REG_LDO15CTRL, 0x1c | EN_LDO); |
| 408 | /* LDO13 voltage: 3.0v */ |
| 409 | ret |= pmic_reg_write(p, MAX8997_REG_LDO13CTRL, 0x2c | EN_LDO); |
| 410 | |
| 411 | if (ret) { |
| 412 | puts("MAX8997 LDO setting error!\n"); |
| 413 | return -1; |
| 414 | } |
| 415 | |
| 416 | return 0; |
| 417 | } |
| 418 | |
| 419 | static struct mipi_dsim_config dsim_config = { |
| 420 | .e_interface = DSIM_VIDEO, |
| 421 | .e_virtual_ch = DSIM_VIRTUAL_CH_0, |
| 422 | .e_pixel_format = DSIM_24BPP_888, |
| 423 | .e_burst_mode = DSIM_BURST_SYNC_EVENT, |
| 424 | .e_no_data_lane = DSIM_DATA_LANE_4, |
| 425 | .e_byte_clk = DSIM_PLL_OUT_DIV8, |
| 426 | .hfp = 1, |
| 427 | |
| 428 | .p = 3, |
| 429 | .m = 120, |
| 430 | .s = 1, |
| 431 | |
| 432 | /* D-PHY PLL stable time spec :min = 200usec ~ max 400usec */ |
| 433 | .pll_stable_time = 500, |
| 434 | |
| 435 | /* escape clk : 10MHz */ |
| 436 | .esc_clk = 20 * 1000000, |
| 437 | |
| 438 | /* stop state holding counter after bta change count 0 ~ 0xfff */ |
| 439 | .stop_holding_cnt = 0x7ff, |
| 440 | /* bta timeout 0 ~ 0xff */ |
| 441 | .bta_timeout = 0xff, |
| 442 | /* lp rx timeout 0 ~ 0xffff */ |
| 443 | .rx_timeout = 0xffff, |
| 444 | }; |
| 445 | |
| 446 | static struct exynos_platform_mipi_dsim s6e8ax0_platform_data = { |
| 447 | .lcd_panel_info = NULL, |
| 448 | .dsim_config = &dsim_config, |
| 449 | }; |
| 450 | |
| 451 | static struct mipi_dsim_lcd_device mipi_lcd_device = { |
| 452 | .name = "s6e8ax0", |
| 453 | .id = -1, |
| 454 | .bus_id = 0, |
| 455 | .platform_data = (void *)&s6e8ax0_platform_data, |
| 456 | }; |
| 457 | |
| 458 | static int mipi_power(void) |
| 459 | { |
| 460 | int ret = 0; |
| 461 | struct pmic *p = get_pmic(); |
| 462 | |
| 463 | if (pmic_probe(p)) |
| 464 | return 0; |
| 465 | |
| 466 | /* LDO3 voltage: 1.1v */ |
| 467 | ret |= pmic_reg_write(p, MAX8997_REG_LDO3CTRL, 0x6 | EN_LDO); |
| 468 | /* LDO4 voltage: 1.8v */ |
| 469 | ret |= pmic_reg_write(p, MAX8997_REG_LDO4CTRL, 0x14 | EN_LDO); |
| 470 | |
| 471 | if (ret) { |
| 472 | puts("MAX8997 LDO setting error!\n"); |
| 473 | return -1; |
| 474 | } |
| 475 | |
| 476 | return 0; |
| 477 | } |
| 478 | |
Donghwa Lee | c205456 | 2012-04-25 13:29:39 +0000 | [diff] [blame] | 479 | vidinfo_t panel_info = { |
| 480 | .vl_freq = 60, |
| 481 | .vl_col = 720, |
| 482 | .vl_row = 1280, |
| 483 | .vl_width = 720, |
| 484 | .vl_height = 1280, |
| 485 | .vl_clkp = CONFIG_SYS_HIGH, |
| 486 | .vl_hsp = CONFIG_SYS_LOW, |
| 487 | .vl_vsp = CONFIG_SYS_LOW, |
| 488 | .vl_dp = CONFIG_SYS_LOW, |
| 489 | .vl_bpix = 5, /* Bits per pixel, 2^5 = 32 */ |
| 490 | |
| 491 | /* s6e8ax0 Panel infomation */ |
| 492 | .vl_hspw = 5, |
| 493 | .vl_hbpd = 10, |
| 494 | .vl_hfpd = 10, |
| 495 | |
| 496 | .vl_vspw = 2, |
| 497 | .vl_vbpd = 1, |
| 498 | .vl_vfpd = 13, |
| 499 | .vl_cmd_allow_len = 0xf, |
| 500 | |
| 501 | .win_id = 3, |
| 502 | .cfg_gpio = NULL, |
| 503 | .backlight_on = NULL, |
| 504 | .lcd_power_on = NULL, /* lcd_power_on in mipi dsi driver */ |
| 505 | .reset_lcd = lcd_reset, |
| 506 | .dual_lcd_enabled = 0, |
| 507 | |
| 508 | .init_delay = 0, |
| 509 | .power_on_delay = 0, |
| 510 | .reset_delay = 0, |
| 511 | .interface_mode = FIMD_RGB_INTERFACE, |
| 512 | .mipi_enabled = 1, |
| 513 | }; |
| 514 | |
Donghwa Lee | 51b1cd6 | 2012-04-05 19:36:27 +0000 | [diff] [blame] | 515 | void init_panel_info(vidinfo_t *vid) |
| 516 | { |
Donghwa Lee | 9046497 | 2012-05-09 19:23:46 +0000 | [diff] [blame] | 517 | vid->logo_on = 1, |
| 518 | vid->resolution = HD_RESOLUTION, |
| 519 | vid->rgb_mode = MODE_RGB_P, |
| 520 | |
| 521 | #ifdef CONFIG_TIZEN |
| 522 | get_tizen_logo_info(vid); |
| 523 | #endif |
Donghwa Lee | 51b1cd6 | 2012-04-05 19:36:27 +0000 | [diff] [blame] | 524 | |
Donghwa Lee | 3d02408 | 2012-04-26 18:52:26 +0000 | [diff] [blame] | 525 | if (hwrevision(2)) |
| 526 | mipi_lcd_device.reverse_panel = 1; |
| 527 | |
Donghwa Lee | 51b1cd6 | 2012-04-05 19:36:27 +0000 | [diff] [blame] | 528 | strcpy(s6e8ax0_platform_data.lcd_panel_name, mipi_lcd_device.name); |
| 529 | s6e8ax0_platform_data.lcd_power = lcd_power; |
| 530 | s6e8ax0_platform_data.mipi_power = mipi_power; |
| 531 | s6e8ax0_platform_data.phy_enable = set_mipi_phy_ctrl; |
| 532 | s6e8ax0_platform_data.lcd_panel_info = (void *)vid; |
| 533 | exynos_mipi_dsi_register_lcd_device(&mipi_lcd_device); |
| 534 | s6e8ax0_init(); |
| 535 | exynos_set_dsim_platform_data(&s6e8ax0_platform_data); |
| 536 | |
| 537 | setenv("lcdinfo", "lcd=s6e8ax0"); |
| 538 | } |