1 /* 2 * TI DA850/OMAP-L138 chip specific setup 3 * 4 * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/ 5 * 6 * Derived from: arch/arm/mach-davinci/da830.c 7 * Original Copyrights follow: 8 * 9 * 2009 (c) MontaVista Software, Inc. This file is licensed under 10 * the terms of the GNU General Public License version 2. This program 11 * is licensed "as is" without any warranty of any kind, whether express 12 * or implied. 13 */ 14 15 #include <linux/clk-provider.h> 16 #include <linux/clk/davinci.h> 17 #include <linux/clkdev.h> 18 #include <linux/cpufreq.h> 19 #include <linux/gpio.h> 20 #include <linux/init.h> 21 #include <linux/irqchip/irq-davinci-cp-intc.h> 22 #include <linux/mfd/da8xx-cfgchip.h> 23 #include <linux/platform_data/clk-da8xx-cfgchip.h> 24 #include <linux/platform_data/clk-davinci-pll.h> 25 #include <linux/platform_data/gpio-davinci.h> 26 #include <linux/platform_device.h> 27 #include <linux/regmap.h> 28 #include <linux/regulator/consumer.h> 29 30 #include <asm/mach/map.h> 31 32 #include <mach/common.h> 33 #include <mach/cpufreq.h> 34 #include <mach/cputype.h> 35 #include <mach/da8xx.h> 36 #include <mach/pm.h> 37 #include <mach/time.h> 38 39 #include "irqs.h" 40 #include "mux.h" 41 42 #define DA850_PLL1_BASE 0x01e1a000 43 #define DA850_TIMER64P2_BASE 0x01f0c000 44 #define DA850_TIMER64P3_BASE 0x01f0d000 45 46 #define DA850_REF_FREQ 24000000 47 48 /* 49 * Device specific mux setup 50 * 51 * soc description mux mode mode mux dbg 52 * reg offset mask mode 53 */ 54 static const struct mux_config da850_pins[] = { 55 #ifdef CONFIG_DAVINCI_MUX 56 /* UART0 function */ 57 MUX_CFG(DA850, NUART0_CTS, 3, 24, 15, 2, false) 58 MUX_CFG(DA850, NUART0_RTS, 3, 28, 15, 2, false) 59 MUX_CFG(DA850, UART0_RXD, 3, 16, 15, 2, false) 60 MUX_CFG(DA850, UART0_TXD, 3, 20, 15, 2, false) 61 /* UART1 function */ 62 MUX_CFG(DA850, UART1_RXD, 4, 24, 15, 2, false) 63 MUX_CFG(DA850, UART1_TXD, 4, 28, 15, 2, false) 64 /* UART2 function */ 65 MUX_CFG(DA850, UART2_RXD, 4, 16, 15, 2, false) 66 MUX_CFG(DA850, UART2_TXD, 4, 20, 15, 2, false) 67 /* I2C1 function */ 68 MUX_CFG(DA850, I2C1_SCL, 4, 16, 15, 4, false) 69 MUX_CFG(DA850, I2C1_SDA, 4, 20, 15, 4, false) 70 /* I2C0 function */ 71 MUX_CFG(DA850, I2C0_SDA, 4, 12, 15, 2, false) 72 MUX_CFG(DA850, I2C0_SCL, 4, 8, 15, 2, false) 73 /* EMAC function */ 74 MUX_CFG(DA850, MII_TXEN, 2, 4, 15, 8, false) 75 MUX_CFG(DA850, MII_TXCLK, 2, 8, 15, 8, false) 76 MUX_CFG(DA850, MII_COL, 2, 12, 15, 8, false) 77 MUX_CFG(DA850, MII_TXD_3, 2, 16, 15, 8, false) 78 MUX_CFG(DA850, MII_TXD_2, 2, 20, 15, 8, false) 79 MUX_CFG(DA850, MII_TXD_1, 2, 24, 15, 8, false) 80 MUX_CFG(DA850, MII_TXD_0, 2, 28, 15, 8, false) 81 MUX_CFG(DA850, MII_RXCLK, 3, 0, 15, 8, false) 82 MUX_CFG(DA850, MII_RXDV, 3, 4, 15, 8, false) 83 MUX_CFG(DA850, MII_RXER, 3, 8, 15, 8, false) 84 MUX_CFG(DA850, MII_CRS, 3, 12, 15, 8, false) 85 MUX_CFG(DA850, MII_RXD_3, 3, 16, 15, 8, false) 86 MUX_CFG(DA850, MII_RXD_2, 3, 20, 15, 8, false) 87 MUX_CFG(DA850, MII_RXD_1, 3, 24, 15, 8, false) 88 MUX_CFG(DA850, MII_RXD_0, 3, 28, 15, 8, false) 89 MUX_CFG(DA850, MDIO_CLK, 4, 0, 15, 8, false) 90 MUX_CFG(DA850, MDIO_D, 4, 4, 15, 8, false) 91 MUX_CFG(DA850, RMII_TXD_0, 14, 12, 15, 8, false) 92 MUX_CFG(DA850, RMII_TXD_1, 14, 8, 15, 8, false) 93 MUX_CFG(DA850, RMII_TXEN, 14, 16, 15, 8, false) 94 MUX_CFG(DA850, RMII_CRS_DV, 15, 4, 15, 8, false) 95 MUX_CFG(DA850, RMII_RXD_0, 14, 24, 15, 8, false) 96 MUX_CFG(DA850, RMII_RXD_1, 14, 20, 15, 8, false) 97 MUX_CFG(DA850, RMII_RXER, 14, 28, 15, 8, false) 98 MUX_CFG(DA850, RMII_MHZ_50_CLK, 15, 0, 15, 0, false) 99 /* McASP function */ 100 MUX_CFG(DA850, ACLKR, 0, 0, 15, 1, false) 101 MUX_CFG(DA850, ACLKX, 0, 4, 15, 1, false) 102 MUX_CFG(DA850, AFSR, 0, 8, 15, 1, false) 103 MUX_CFG(DA850, AFSX, 0, 12, 15, 1, false) 104 MUX_CFG(DA850, AHCLKR, 0, 16, 15, 1, false) 105 MUX_CFG(DA850, AHCLKX, 0, 20, 15, 1, false) 106 MUX_CFG(DA850, AMUTE, 0, 24, 15, 1, false) 107 MUX_CFG(DA850, AXR_15, 1, 0, 15, 1, false) 108 MUX_CFG(DA850, AXR_14, 1, 4, 15, 1, false) 109 MUX_CFG(DA850, AXR_13, 1, 8, 15, 1, false) 110 MUX_CFG(DA850, AXR_12, 1, 12, 15, 1, false) 111 MUX_CFG(DA850, AXR_11, 1, 16, 15, 1, false) 112 MUX_CFG(DA850, AXR_10, 1, 20, 15, 1, false) 113 MUX_CFG(DA850, AXR_9, 1, 24, 15, 1, false) 114 MUX_CFG(DA850, AXR_8, 1, 28, 15, 1, false) 115 MUX_CFG(DA850, AXR_7, 2, 0, 15, 1, false) 116 MUX_CFG(DA850, AXR_6, 2, 4, 15, 1, false) 117 MUX_CFG(DA850, AXR_5, 2, 8, 15, 1, false) 118 MUX_CFG(DA850, AXR_4, 2, 12, 15, 1, false) 119 MUX_CFG(DA850, AXR_3, 2, 16, 15, 1, false) 120 MUX_CFG(DA850, AXR_2, 2, 20, 15, 1, false) 121 MUX_CFG(DA850, AXR_1, 2, 24, 15, 1, false) 122 MUX_CFG(DA850, AXR_0, 2, 28, 15, 1, false) 123 /* LCD function */ 124 MUX_CFG(DA850, LCD_D_7, 16, 8, 15, 2, false) 125 MUX_CFG(DA850, LCD_D_6, 16, 12, 15, 2, false) 126 MUX_CFG(DA850, LCD_D_5, 16, 16, 15, 2, false) 127 MUX_CFG(DA850, LCD_D_4, 16, 20, 15, 2, false) 128 MUX_CFG(DA850, LCD_D_3, 16, 24, 15, 2, false) 129 MUX_CFG(DA850, LCD_D_2, 16, 28, 15, 2, false) 130 MUX_CFG(DA850, LCD_D_1, 17, 0, 15, 2, false) 131 MUX_CFG(DA850, LCD_D_0, 17, 4, 15, 2, false) 132 MUX_CFG(DA850, LCD_D_15, 17, 8, 15, 2, false) 133 MUX_CFG(DA850, LCD_D_14, 17, 12, 15, 2, false) 134 MUX_CFG(DA850, LCD_D_13, 17, 16, 15, 2, false) 135 MUX_CFG(DA850, LCD_D_12, 17, 20, 15, 2, false) 136 MUX_CFG(DA850, LCD_D_11, 17, 24, 15, 2, false) 137 MUX_CFG(DA850, LCD_D_10, 17, 28, 15, 2, false) 138 MUX_CFG(DA850, LCD_D_9, 18, 0, 15, 2, false) 139 MUX_CFG(DA850, LCD_D_8, 18, 4, 15, 2, false) 140 MUX_CFG(DA850, LCD_PCLK, 18, 24, 15, 2, false) 141 MUX_CFG(DA850, LCD_HSYNC, 19, 0, 15, 2, false) 142 MUX_CFG(DA850, LCD_VSYNC, 19, 4, 15, 2, false) 143 MUX_CFG(DA850, NLCD_AC_ENB_CS, 19, 24, 15, 2, false) 144 /* MMC/SD0 function */ 145 MUX_CFG(DA850, MMCSD0_DAT_0, 10, 8, 15, 2, false) 146 MUX_CFG(DA850, MMCSD0_DAT_1, 10, 12, 15, 2, false) 147 MUX_CFG(DA850, MMCSD0_DAT_2, 10, 16, 15, 2, false) 148 MUX_CFG(DA850, MMCSD0_DAT_3, 10, 20, 15, 2, false) 149 MUX_CFG(DA850, MMCSD0_CLK, 10, 0, 15, 2, false) 150 MUX_CFG(DA850, MMCSD0_CMD, 10, 4, 15, 2, false) 151 /* MMC/SD1 function */ 152 MUX_CFG(DA850, MMCSD1_DAT_0, 18, 8, 15, 2, false) 153 MUX_CFG(DA850, MMCSD1_DAT_1, 19, 16, 15, 2, false) 154 MUX_CFG(DA850, MMCSD1_DAT_2, 19, 12, 15, 2, false) 155 MUX_CFG(DA850, MMCSD1_DAT_3, 19, 8, 15, 2, false) 156 MUX_CFG(DA850, MMCSD1_CLK, 18, 12, 15, 2, false) 157 MUX_CFG(DA850, MMCSD1_CMD, 18, 16, 15, 2, false) 158 /* EMIF2.5/EMIFA function */ 159 MUX_CFG(DA850, EMA_D_7, 9, 0, 15, 1, false) 160 MUX_CFG(DA850, EMA_D_6, 9, 4, 15, 1, false) 161 MUX_CFG(DA850, EMA_D_5, 9, 8, 15, 1, false) 162 MUX_CFG(DA850, EMA_D_4, 9, 12, 15, 1, false) 163 MUX_CFG(DA850, EMA_D_3, 9, 16, 15, 1, false) 164 MUX_CFG(DA850, EMA_D_2, 9, 20, 15, 1, false) 165 MUX_CFG(DA850, EMA_D_1, 9, 24, 15, 1, false) 166 MUX_CFG(DA850, EMA_D_0, 9, 28, 15, 1, false) 167 MUX_CFG(DA850, EMA_A_1, 12, 24, 15, 1, false) 168 MUX_CFG(DA850, EMA_A_2, 12, 20, 15, 1, false) 169 MUX_CFG(DA850, NEMA_CS_3, 7, 4, 15, 1, false) 170 MUX_CFG(DA850, NEMA_CS_4, 7, 8, 15, 1, false) 171 MUX_CFG(DA850, NEMA_WE, 7, 16, 15, 1, false) 172 MUX_CFG(DA850, NEMA_OE, 7, 20, 15, 1, false) 173 MUX_CFG(DA850, EMA_A_0, 12, 28, 15, 1, false) 174 MUX_CFG(DA850, EMA_A_3, 12, 16, 15, 1, false) 175 MUX_CFG(DA850, EMA_A_4, 12, 12, 15, 1, false) 176 MUX_CFG(DA850, EMA_A_5, 12, 8, 15, 1, false) 177 MUX_CFG(DA850, EMA_A_6, 12, 4, 15, 1, false) 178 MUX_CFG(DA850, EMA_A_7, 12, 0, 15, 1, false) 179 MUX_CFG(DA850, EMA_A_8, 11, 28, 15, 1, false) 180 MUX_CFG(DA850, EMA_A_9, 11, 24, 15, 1, false) 181 MUX_CFG(DA850, EMA_A_10, 11, 20, 15, 1, false) 182 MUX_CFG(DA850, EMA_A_11, 11, 16, 15, 1, false) 183 MUX_CFG(DA850, EMA_A_12, 11, 12, 15, 1, false) 184 MUX_CFG(DA850, EMA_A_13, 11, 8, 15, 1, false) 185 MUX_CFG(DA850, EMA_A_14, 11, 4, 15, 1, false) 186 MUX_CFG(DA850, EMA_A_15, 11, 0, 15, 1, false) 187 MUX_CFG(DA850, EMA_A_16, 10, 28, 15, 1, false) 188 MUX_CFG(DA850, EMA_A_17, 10, 24, 15, 1, false) 189 MUX_CFG(DA850, EMA_A_18, 10, 20, 15, 1, false) 190 MUX_CFG(DA850, EMA_A_19, 10, 16, 15, 1, false) 191 MUX_CFG(DA850, EMA_A_20, 10, 12, 15, 1, false) 192 MUX_CFG(DA850, EMA_A_21, 10, 8, 15, 1, false) 193 MUX_CFG(DA850, EMA_A_22, 10, 4, 15, 1, false) 194 MUX_CFG(DA850, EMA_A_23, 10, 0, 15, 1, false) 195 MUX_CFG(DA850, EMA_D_8, 8, 28, 15, 1, false) 196 MUX_CFG(DA850, EMA_D_9, 8, 24, 15, 1, false) 197 MUX_CFG(DA850, EMA_D_10, 8, 20, 15, 1, false) 198 MUX_CFG(DA850, EMA_D_11, 8, 16, 15, 1, false) 199 MUX_CFG(DA850, EMA_D_12, 8, 12, 15, 1, false) 200 MUX_CFG(DA850, EMA_D_13, 8, 8, 15, 1, false) 201 MUX_CFG(DA850, EMA_D_14, 8, 4, 15, 1, false) 202 MUX_CFG(DA850, EMA_D_15, 8, 0, 15, 1, false) 203 MUX_CFG(DA850, EMA_BA_1, 5, 24, 15, 1, false) 204 MUX_CFG(DA850, EMA_CLK, 6, 0, 15, 1, false) 205 MUX_CFG(DA850, EMA_WAIT_1, 6, 24, 15, 1, false) 206 MUX_CFG(DA850, NEMA_CS_2, 7, 0, 15, 1, false) 207 /* GPIO function */ 208 MUX_CFG(DA850, GPIO2_4, 6, 12, 15, 8, false) 209 MUX_CFG(DA850, GPIO2_6, 6, 4, 15, 8, false) 210 MUX_CFG(DA850, GPIO2_8, 5, 28, 15, 8, false) 211 MUX_CFG(DA850, GPIO2_15, 5, 0, 15, 8, false) 212 MUX_CFG(DA850, GPIO3_12, 7, 12, 15, 8, false) 213 MUX_CFG(DA850, GPIO3_13, 7, 8, 15, 8, false) 214 MUX_CFG(DA850, GPIO4_0, 10, 28, 15, 8, false) 215 MUX_CFG(DA850, GPIO4_1, 10, 24, 15, 8, false) 216 MUX_CFG(DA850, GPIO6_9, 13, 24, 15, 8, false) 217 MUX_CFG(DA850, GPIO6_10, 13, 20, 15, 8, false) 218 MUX_CFG(DA850, GPIO6_13, 13, 8, 15, 8, false) 219 MUX_CFG(DA850, RTC_ALARM, 0, 28, 15, 2, false) 220 /* VPIF Capture */ 221 MUX_CFG(DA850, VPIF_DIN0, 15, 4, 15, 1, false) 222 MUX_CFG(DA850, VPIF_DIN1, 15, 0, 15, 1, false) 223 MUX_CFG(DA850, VPIF_DIN2, 14, 28, 15, 1, false) 224 MUX_CFG(DA850, VPIF_DIN3, 14, 24, 15, 1, false) 225 MUX_CFG(DA850, VPIF_DIN4, 14, 20, 15, 1, false) 226 MUX_CFG(DA850, VPIF_DIN5, 14, 16, 15, 1, false) 227 MUX_CFG(DA850, VPIF_DIN6, 14, 12, 15, 1, false) 228 MUX_CFG(DA850, VPIF_DIN7, 14, 8, 15, 1, false) 229 MUX_CFG(DA850, VPIF_DIN8, 16, 4, 15, 1, false) 230 MUX_CFG(DA850, VPIF_DIN9, 16, 0, 15, 1, false) 231 MUX_CFG(DA850, VPIF_DIN10, 15, 28, 15, 1, false) 232 MUX_CFG(DA850, VPIF_DIN11, 15, 24, 15, 1, false) 233 MUX_CFG(DA850, VPIF_DIN12, 15, 20, 15, 1, false) 234 MUX_CFG(DA850, VPIF_DIN13, 15, 16, 15, 1, false) 235 MUX_CFG(DA850, VPIF_DIN14, 15, 12, 15, 1, false) 236 MUX_CFG(DA850, VPIF_DIN15, 15, 8, 15, 1, false) 237 MUX_CFG(DA850, VPIF_CLKIN0, 14, 0, 15, 1, false) 238 MUX_CFG(DA850, VPIF_CLKIN1, 14, 4, 15, 1, false) 239 MUX_CFG(DA850, VPIF_CLKIN2, 19, 8, 15, 1, false) 240 MUX_CFG(DA850, VPIF_CLKIN3, 19, 16, 15, 1, false) 241 /* VPIF Display */ 242 MUX_CFG(DA850, VPIF_DOUT0, 17, 4, 15, 1, false) 243 MUX_CFG(DA850, VPIF_DOUT1, 17, 0, 15, 1, false) 244 MUX_CFG(DA850, VPIF_DOUT2, 16, 28, 15, 1, false) 245 MUX_CFG(DA850, VPIF_DOUT3, 16, 24, 15, 1, false) 246 MUX_CFG(DA850, VPIF_DOUT4, 16, 20, 15, 1, false) 247 MUX_CFG(DA850, VPIF_DOUT5, 16, 16, 15, 1, false) 248 MUX_CFG(DA850, VPIF_DOUT6, 16, 12, 15, 1, false) 249 MUX_CFG(DA850, VPIF_DOUT7, 16, 8, 15, 1, false) 250 MUX_CFG(DA850, VPIF_DOUT8, 18, 4, 15, 1, false) 251 MUX_CFG(DA850, VPIF_DOUT9, 18, 0, 15, 1, false) 252 MUX_CFG(DA850, VPIF_DOUT10, 17, 28, 15, 1, false) 253 MUX_CFG(DA850, VPIF_DOUT11, 17, 24, 15, 1, false) 254 MUX_CFG(DA850, VPIF_DOUT12, 17, 20, 15, 1, false) 255 MUX_CFG(DA850, VPIF_DOUT13, 17, 16, 15, 1, false) 256 MUX_CFG(DA850, VPIF_DOUT14, 17, 12, 15, 1, false) 257 MUX_CFG(DA850, VPIF_DOUT15, 17, 8, 15, 1, false) 258 MUX_CFG(DA850, VPIF_CLKO2, 19, 12, 15, 1, false) 259 MUX_CFG(DA850, VPIF_CLKO3, 19, 20, 15, 1, false) 260 #endif 261 }; 262 263 const short da850_i2c0_pins[] __initconst = { 264 DA850_I2C0_SDA, DA850_I2C0_SCL, 265 -1 266 }; 267 268 const short da850_i2c1_pins[] __initconst = { 269 DA850_I2C1_SCL, DA850_I2C1_SDA, 270 -1 271 }; 272 273 const short da850_lcdcntl_pins[] __initconst = { 274 DA850_LCD_D_0, DA850_LCD_D_1, DA850_LCD_D_2, DA850_LCD_D_3, 275 DA850_LCD_D_4, DA850_LCD_D_5, DA850_LCD_D_6, DA850_LCD_D_7, 276 DA850_LCD_D_8, DA850_LCD_D_9, DA850_LCD_D_10, DA850_LCD_D_11, 277 DA850_LCD_D_12, DA850_LCD_D_13, DA850_LCD_D_14, DA850_LCD_D_15, 278 DA850_LCD_PCLK, DA850_LCD_HSYNC, DA850_LCD_VSYNC, DA850_NLCD_AC_ENB_CS, 279 -1 280 }; 281 282 const short da850_vpif_capture_pins[] __initconst = { 283 DA850_VPIF_DIN0, DA850_VPIF_DIN1, DA850_VPIF_DIN2, DA850_VPIF_DIN3, 284 DA850_VPIF_DIN4, DA850_VPIF_DIN5, DA850_VPIF_DIN6, DA850_VPIF_DIN7, 285 DA850_VPIF_DIN8, DA850_VPIF_DIN9, DA850_VPIF_DIN10, DA850_VPIF_DIN11, 286 DA850_VPIF_DIN12, DA850_VPIF_DIN13, DA850_VPIF_DIN14, DA850_VPIF_DIN15, 287 DA850_VPIF_CLKIN0, DA850_VPIF_CLKIN1, DA850_VPIF_CLKIN2, 288 DA850_VPIF_CLKIN3, 289 -1 290 }; 291 292 const short da850_vpif_display_pins[] __initconst = { 293 DA850_VPIF_DOUT0, DA850_VPIF_DOUT1, DA850_VPIF_DOUT2, DA850_VPIF_DOUT3, 294 DA850_VPIF_DOUT4, DA850_VPIF_DOUT5, DA850_VPIF_DOUT6, DA850_VPIF_DOUT7, 295 DA850_VPIF_DOUT8, DA850_VPIF_DOUT9, DA850_VPIF_DOUT10, 296 DA850_VPIF_DOUT11, DA850_VPIF_DOUT12, DA850_VPIF_DOUT13, 297 DA850_VPIF_DOUT14, DA850_VPIF_DOUT15, DA850_VPIF_CLKO2, 298 DA850_VPIF_CLKO3, 299 -1 300 }; 301 302 /* FIQ are pri 0-1; otherwise 2-7, with 7 lowest priority */ 303 static u8 da850_default_priorities[DA850_N_CP_INTC_IRQ] = { 304 [IRQ_DA8XX_COMMTX] = 7, 305 [IRQ_DA8XX_COMMRX] = 7, 306 [IRQ_DA8XX_NINT] = 7, 307 [IRQ_DA8XX_EVTOUT0] = 7, 308 [IRQ_DA8XX_EVTOUT1] = 7, 309 [IRQ_DA8XX_EVTOUT2] = 7, 310 [IRQ_DA8XX_EVTOUT3] = 7, 311 [IRQ_DA8XX_EVTOUT4] = 7, 312 [IRQ_DA8XX_EVTOUT5] = 7, 313 [IRQ_DA8XX_EVTOUT6] = 7, 314 [IRQ_DA8XX_EVTOUT7] = 7, 315 [IRQ_DA8XX_CCINT0] = 7, 316 [IRQ_DA8XX_CCERRINT] = 7, 317 [IRQ_DA8XX_TCERRINT0] = 7, 318 [IRQ_DA8XX_AEMIFINT] = 7, 319 [IRQ_DA8XX_I2CINT0] = 7, 320 [IRQ_DA8XX_MMCSDINT0] = 7, 321 [IRQ_DA8XX_MMCSDINT1] = 7, 322 [IRQ_DA8XX_ALLINT0] = 7, 323 [IRQ_DA8XX_RTC] = 7, 324 [IRQ_DA8XX_SPINT0] = 7, 325 [IRQ_DA8XX_TINT12_0] = 7, 326 [IRQ_DA8XX_TINT34_0] = 7, 327 [IRQ_DA8XX_TINT12_1] = 7, 328 [IRQ_DA8XX_TINT34_1] = 7, 329 [IRQ_DA8XX_UARTINT0] = 7, 330 [IRQ_DA8XX_KEYMGRINT] = 7, 331 [IRQ_DA850_MPUADDRERR0] = 7, 332 [IRQ_DA8XX_CHIPINT0] = 7, 333 [IRQ_DA8XX_CHIPINT1] = 7, 334 [IRQ_DA8XX_CHIPINT2] = 7, 335 [IRQ_DA8XX_CHIPINT3] = 7, 336 [IRQ_DA8XX_TCERRINT1] = 7, 337 [IRQ_DA8XX_C0_RX_THRESH_PULSE] = 7, 338 [IRQ_DA8XX_C0_RX_PULSE] = 7, 339 [IRQ_DA8XX_C0_TX_PULSE] = 7, 340 [IRQ_DA8XX_C0_MISC_PULSE] = 7, 341 [IRQ_DA8XX_C1_RX_THRESH_PULSE] = 7, 342 [IRQ_DA8XX_C1_RX_PULSE] = 7, 343 [IRQ_DA8XX_C1_TX_PULSE] = 7, 344 [IRQ_DA8XX_C1_MISC_PULSE] = 7, 345 [IRQ_DA8XX_MEMERR] = 7, 346 [IRQ_DA8XX_GPIO0] = 7, 347 [IRQ_DA8XX_GPIO1] = 7, 348 [IRQ_DA8XX_GPIO2] = 7, 349 [IRQ_DA8XX_GPIO3] = 7, 350 [IRQ_DA8XX_GPIO4] = 7, 351 [IRQ_DA8XX_GPIO5] = 7, 352 [IRQ_DA8XX_GPIO6] = 7, 353 [IRQ_DA8XX_GPIO7] = 7, 354 [IRQ_DA8XX_GPIO8] = 7, 355 [IRQ_DA8XX_I2CINT1] = 7, 356 [IRQ_DA8XX_LCDINT] = 7, 357 [IRQ_DA8XX_UARTINT1] = 7, 358 [IRQ_DA8XX_MCASPINT] = 7, 359 [IRQ_DA8XX_ALLINT1] = 7, 360 [IRQ_DA8XX_SPINT1] = 7, 361 [IRQ_DA8XX_UHPI_INT1] = 7, 362 [IRQ_DA8XX_USB_INT] = 7, 363 [IRQ_DA8XX_IRQN] = 7, 364 [IRQ_DA8XX_RWAKEUP] = 7, 365 [IRQ_DA8XX_UARTINT2] = 7, 366 [IRQ_DA8XX_DFTSSINT] = 7, 367 [IRQ_DA8XX_EHRPWM0] = 7, 368 [IRQ_DA8XX_EHRPWM0TZ] = 7, 369 [IRQ_DA8XX_EHRPWM1] = 7, 370 [IRQ_DA8XX_EHRPWM1TZ] = 7, 371 [IRQ_DA850_SATAINT] = 7, 372 [IRQ_DA850_TINTALL_2] = 7, 373 [IRQ_DA8XX_ECAP0] = 7, 374 [IRQ_DA8XX_ECAP1] = 7, 375 [IRQ_DA8XX_ECAP2] = 7, 376 [IRQ_DA850_MMCSDINT0_1] = 7, 377 [IRQ_DA850_MMCSDINT1_1] = 7, 378 [IRQ_DA850_T12CMPINT0_2] = 7, 379 [IRQ_DA850_T12CMPINT1_2] = 7, 380 [IRQ_DA850_T12CMPINT2_2] = 7, 381 [IRQ_DA850_T12CMPINT3_2] = 7, 382 [IRQ_DA850_T12CMPINT4_2] = 7, 383 [IRQ_DA850_T12CMPINT5_2] = 7, 384 [IRQ_DA850_T12CMPINT6_2] = 7, 385 [IRQ_DA850_T12CMPINT7_2] = 7, 386 [IRQ_DA850_T12CMPINT0_3] = 7, 387 [IRQ_DA850_T12CMPINT1_3] = 7, 388 [IRQ_DA850_T12CMPINT2_3] = 7, 389 [IRQ_DA850_T12CMPINT3_3] = 7, 390 [IRQ_DA850_T12CMPINT4_3] = 7, 391 [IRQ_DA850_T12CMPINT5_3] = 7, 392 [IRQ_DA850_T12CMPINT6_3] = 7, 393 [IRQ_DA850_T12CMPINT7_3] = 7, 394 [IRQ_DA850_RPIINT] = 7, 395 [IRQ_DA850_VPIFINT] = 7, 396 [IRQ_DA850_CCINT1] = 7, 397 [IRQ_DA850_CCERRINT1] = 7, 398 [IRQ_DA850_TCERRINT2] = 7, 399 [IRQ_DA850_TINTALL_3] = 7, 400 [IRQ_DA850_MCBSP0RINT] = 7, 401 [IRQ_DA850_MCBSP0XINT] = 7, 402 [IRQ_DA850_MCBSP1RINT] = 7, 403 [IRQ_DA850_MCBSP1XINT] = 7, 404 [IRQ_DA8XX_ARMCLKSTOPREQ] = 7, 405 }; 406 407 static struct map_desc da850_io_desc[] = { 408 { 409 .virtual = IO_VIRT, 410 .pfn = __phys_to_pfn(IO_PHYS), 411 .length = IO_SIZE, 412 .type = MT_DEVICE 413 }, 414 { 415 .virtual = DA8XX_CP_INTC_VIRT, 416 .pfn = __phys_to_pfn(DA8XX_CP_INTC_BASE), 417 .length = DA8XX_CP_INTC_SIZE, 418 .type = MT_DEVICE 419 }, 420 }; 421 422 /* Contents of JTAG ID register used to identify exact cpu type */ 423 static struct davinci_id da850_ids[] = { 424 { 425 .variant = 0x0, 426 .part_no = 0xb7d1, 427 .manufacturer = 0x017, /* 0x02f >> 1 */ 428 .cpu_id = DAVINCI_CPU_ID_DA850, 429 .name = "da850/omap-l138", 430 }, 431 { 432 .variant = 0x1, 433 .part_no = 0xb7d1, 434 .manufacturer = 0x017, /* 0x02f >> 1 */ 435 .cpu_id = DAVINCI_CPU_ID_DA850, 436 .name = "da850/omap-l138/am18x", 437 }, 438 }; 439 440 static struct davinci_timer_instance da850_timer_instance[4] = { 441 { 442 .base = DA8XX_TIMER64P0_BASE, 443 .bottom_irq = DAVINCI_INTC_IRQ(IRQ_DA8XX_TINT12_0), 444 .top_irq = DAVINCI_INTC_IRQ(IRQ_DA8XX_TINT34_0), 445 }, 446 { 447 .base = DA8XX_TIMER64P1_BASE, 448 .bottom_irq = DAVINCI_INTC_IRQ(IRQ_DA8XX_TINT12_1), 449 .top_irq = DAVINCI_INTC_IRQ(IRQ_DA8XX_TINT34_1), 450 }, 451 { 452 .base = DA850_TIMER64P2_BASE, 453 .bottom_irq = DAVINCI_INTC_IRQ(IRQ_DA850_TINT12_2), 454 .top_irq = DAVINCI_INTC_IRQ(IRQ_DA850_TINT34_2), 455 }, 456 { 457 .base = DA850_TIMER64P3_BASE, 458 .bottom_irq = DAVINCI_INTC_IRQ(IRQ_DA850_TINT12_3), 459 .top_irq = DAVINCI_INTC_IRQ(IRQ_DA850_TINT34_3), 460 }, 461 }; 462 463 /* 464 * T0_BOT: Timer 0, bottom : Used for clock_event 465 * T0_TOP: Timer 0, top : Used for clocksource 466 * T1_BOT, T1_TOP: Timer 1, bottom & top: Used for watchdog timer 467 */ 468 static struct davinci_timer_info da850_timer_info = { 469 .timers = da850_timer_instance, 470 .clockevent_id = T0_BOT, 471 .clocksource_id = T0_TOP, 472 }; 473 474 #ifdef CONFIG_CPU_FREQ 475 /* 476 * Notes: 477 * According to the TRM, minimum PLLM results in maximum power savings. 478 * The OPP definitions below should keep the PLLM as low as possible. 479 * 480 * The output of the PLLM must be between 300 to 600 MHz. 481 */ 482 struct da850_opp { 483 unsigned int freq; /* in KHz */ 484 unsigned int prediv; 485 unsigned int mult; 486 unsigned int postdiv; 487 unsigned int cvdd_min; /* in uV */ 488 unsigned int cvdd_max; /* in uV */ 489 }; 490 491 static const struct da850_opp da850_opp_456 = { 492 .freq = 456000, 493 .prediv = 1, 494 .mult = 19, 495 .postdiv = 1, 496 .cvdd_min = 1300000, 497 .cvdd_max = 1350000, 498 }; 499 500 static const struct da850_opp da850_opp_408 = { 501 .freq = 408000, 502 .prediv = 1, 503 .mult = 17, 504 .postdiv = 1, 505 .cvdd_min = 1300000, 506 .cvdd_max = 1350000, 507 }; 508 509 static const struct da850_opp da850_opp_372 = { 510 .freq = 372000, 511 .prediv = 2, 512 .mult = 31, 513 .postdiv = 1, 514 .cvdd_min = 1200000, 515 .cvdd_max = 1320000, 516 }; 517 518 static const struct da850_opp da850_opp_300 = { 519 .freq = 300000, 520 .prediv = 1, 521 .mult = 25, 522 .postdiv = 2, 523 .cvdd_min = 1200000, 524 .cvdd_max = 1320000, 525 }; 526 527 static const struct da850_opp da850_opp_200 = { 528 .freq = 200000, 529 .prediv = 1, 530 .mult = 25, 531 .postdiv = 3, 532 .cvdd_min = 1100000, 533 .cvdd_max = 1160000, 534 }; 535 536 static const struct da850_opp da850_opp_96 = { 537 .freq = 96000, 538 .prediv = 1, 539 .mult = 20, 540 .postdiv = 5, 541 .cvdd_min = 1000000, 542 .cvdd_max = 1050000, 543 }; 544 545 #define OPP(freq) \ 546 { \ 547 .driver_data = (unsigned int) &da850_opp_##freq, \ 548 .frequency = freq * 1000, \ 549 } 550 551 static struct cpufreq_frequency_table da850_freq_table[] = { 552 OPP(456), 553 OPP(408), 554 OPP(372), 555 OPP(300), 556 OPP(200), 557 OPP(96), 558 { 559 .driver_data = 0, 560 .frequency = CPUFREQ_TABLE_END, 561 }, 562 }; 563 564 #ifdef CONFIG_REGULATOR 565 static int da850_set_voltage(unsigned int index); 566 static int da850_regulator_init(void); 567 #endif 568 569 static struct davinci_cpufreq_config cpufreq_info = { 570 .freq_table = da850_freq_table, 571 #ifdef CONFIG_REGULATOR 572 .init = da850_regulator_init, 573 .set_voltage = da850_set_voltage, 574 #endif 575 }; 576 577 #ifdef CONFIG_REGULATOR 578 static struct regulator *cvdd; 579 580 static int da850_set_voltage(unsigned int index) 581 { 582 struct da850_opp *opp; 583 584 if (!cvdd) 585 return -ENODEV; 586 587 opp = (struct da850_opp *) cpufreq_info.freq_table[index].driver_data; 588 589 return regulator_set_voltage(cvdd, opp->cvdd_min, opp->cvdd_max); 590 } 591 592 static int da850_regulator_init(void) 593 { 594 cvdd = regulator_get(NULL, "cvdd"); 595 if (WARN(IS_ERR(cvdd), "Unable to obtain voltage regulator for CVDD;" 596 " voltage scaling unsupported\n")) { 597 return PTR_ERR(cvdd); 598 } 599 600 return 0; 601 } 602 #endif 603 604 static struct platform_device da850_cpufreq_device = { 605 .name = "cpufreq-davinci", 606 .dev = { 607 .platform_data = &cpufreq_info, 608 }, 609 .id = -1, 610 }; 611 612 unsigned int da850_max_speed = 300000; 613 614 int da850_register_cpufreq(char *async_clk) 615 { 616 int i; 617 618 /* cpufreq driver can help keep an "async" clock constant */ 619 if (async_clk) 620 clk_add_alias("async", da850_cpufreq_device.name, 621 async_clk, NULL); 622 for (i = 0; i < ARRAY_SIZE(da850_freq_table); i++) { 623 if (da850_freq_table[i].frequency <= da850_max_speed) { 624 cpufreq_info.freq_table = &da850_freq_table[i]; 625 break; 626 } 627 } 628 629 return platform_device_register(&da850_cpufreq_device); 630 } 631 #else 632 int __init da850_register_cpufreq(char *async_clk) 633 { 634 return 0; 635 } 636 #endif 637 638 /* VPIF resource, platform data */ 639 static u64 da850_vpif_dma_mask = DMA_BIT_MASK(32); 640 641 static struct resource da850_vpif_resource[] = { 642 { 643 .start = DA8XX_VPIF_BASE, 644 .end = DA8XX_VPIF_BASE + 0xfff, 645 .flags = IORESOURCE_MEM, 646 } 647 }; 648 649 static struct platform_device da850_vpif_dev = { 650 .name = "vpif", 651 .id = -1, 652 .dev = { 653 .dma_mask = &da850_vpif_dma_mask, 654 .coherent_dma_mask = DMA_BIT_MASK(32), 655 }, 656 .resource = da850_vpif_resource, 657 .num_resources = ARRAY_SIZE(da850_vpif_resource), 658 }; 659 660 static struct resource da850_vpif_display_resource[] = { 661 { 662 .start = DAVINCI_INTC_IRQ(IRQ_DA850_VPIFINT), 663 .end = DAVINCI_INTC_IRQ(IRQ_DA850_VPIFINT), 664 .flags = IORESOURCE_IRQ, 665 }, 666 }; 667 668 static struct platform_device da850_vpif_display_dev = { 669 .name = "vpif_display", 670 .id = -1, 671 .dev = { 672 .dma_mask = &da850_vpif_dma_mask, 673 .coherent_dma_mask = DMA_BIT_MASK(32), 674 }, 675 .resource = da850_vpif_display_resource, 676 .num_resources = ARRAY_SIZE(da850_vpif_display_resource), 677 }; 678 679 static struct resource da850_vpif_capture_resource[] = { 680 { 681 .start = DAVINCI_INTC_IRQ(IRQ_DA850_VPIFINT), 682 .end = DAVINCI_INTC_IRQ(IRQ_DA850_VPIFINT), 683 .flags = IORESOURCE_IRQ, 684 }, 685 { 686 .start = DAVINCI_INTC_IRQ(IRQ_DA850_VPIFINT), 687 .end = DAVINCI_INTC_IRQ(IRQ_DA850_VPIFINT), 688 .flags = IORESOURCE_IRQ, 689 }, 690 }; 691 692 static struct platform_device da850_vpif_capture_dev = { 693 .name = "vpif_capture", 694 .id = -1, 695 .dev = { 696 .dma_mask = &da850_vpif_dma_mask, 697 .coherent_dma_mask = DMA_BIT_MASK(32), 698 }, 699 .resource = da850_vpif_capture_resource, 700 .num_resources = ARRAY_SIZE(da850_vpif_capture_resource), 701 }; 702 703 int __init da850_register_vpif(void) 704 { 705 return platform_device_register(&da850_vpif_dev); 706 } 707 708 int __init da850_register_vpif_display(struct vpif_display_config 709 *display_config) 710 { 711 da850_vpif_display_dev.dev.platform_data = display_config; 712 return platform_device_register(&da850_vpif_display_dev); 713 } 714 715 int __init da850_register_vpif_capture(struct vpif_capture_config 716 *capture_config) 717 { 718 da850_vpif_capture_dev.dev.platform_data = capture_config; 719 return platform_device_register(&da850_vpif_capture_dev); 720 } 721 722 static struct davinci_gpio_platform_data da850_gpio_platform_data = { 723 .no_auto_base = true, 724 .base = 0, 725 .ngpio = 144, 726 }; 727 728 int __init da850_register_gpio(void) 729 { 730 return da8xx_register_gpio(&da850_gpio_platform_data); 731 } 732 733 static const struct davinci_soc_info davinci_soc_info_da850 = { 734 .io_desc = da850_io_desc, 735 .io_desc_num = ARRAY_SIZE(da850_io_desc), 736 .jtag_id_reg = DA8XX_SYSCFG0_BASE + DA8XX_JTAG_ID_REG, 737 .ids = da850_ids, 738 .ids_num = ARRAY_SIZE(da850_ids), 739 .pinmux_base = DA8XX_SYSCFG0_BASE + 0x120, 740 .pinmux_pins = da850_pins, 741 .pinmux_pins_num = ARRAY_SIZE(da850_pins), 742 .intc_base = DA8XX_CP_INTC_BASE, 743 .intc_irq_prios = da850_default_priorities, 744 .intc_irq_num = DA850_N_CP_INTC_IRQ, 745 .timer_info = &da850_timer_info, 746 .emac_pdata = &da8xx_emac_pdata, 747 .sram_dma = DA8XX_SHARED_RAM_BASE, 748 .sram_len = SZ_128K, 749 }; 750 751 void __init da850_init(void) 752 { 753 davinci_common_init(&davinci_soc_info_da850); 754 755 da8xx_syscfg0_base = ioremap(DA8XX_SYSCFG0_BASE, SZ_4K); 756 if (WARN(!da8xx_syscfg0_base, "Unable to map syscfg0 module")) 757 return; 758 759 da8xx_syscfg1_base = ioremap(DA8XX_SYSCFG1_BASE, SZ_4K); 760 WARN(!da8xx_syscfg1_base, "Unable to map syscfg1 module"); 761 } 762 763 static const struct davinci_cp_intc_config da850_cp_intc_config = { 764 .reg = { 765 .start = DA8XX_CP_INTC_BASE, 766 .end = DA8XX_CP_INTC_BASE + SZ_8K - 1, 767 .flags = IORESOURCE_MEM, 768 }, 769 .num_irqs = DA850_N_CP_INTC_IRQ, 770 }; 771 772 void __init da850_init_irq(void) 773 { 774 davinci_cp_intc_init(); 775 } 776 777 void __init da850_init_time(void) 778 { 779 void __iomem *pll0; 780 struct regmap *cfgchip; 781 struct clk *clk; 782 783 clk_register_fixed_rate(NULL, "ref_clk", NULL, 0, DA850_REF_FREQ); 784 785 pll0 = ioremap(DA8XX_PLL0_BASE, SZ_4K); 786 cfgchip = da8xx_get_cfgchip(); 787 788 da850_pll0_init(NULL, pll0, cfgchip); 789 790 clk = clk_get(NULL, "timer0"); 791 792 davinci_timer_init(clk); 793 } 794 795 static struct resource da850_pll1_resources[] = { 796 { 797 .start = DA850_PLL1_BASE, 798 .end = DA850_PLL1_BASE + SZ_4K - 1, 799 .flags = IORESOURCE_MEM, 800 }, 801 }; 802 803 static struct davinci_pll_platform_data da850_pll1_pdata; 804 805 static struct platform_device da850_pll1_device = { 806 .name = "da850-pll1", 807 .id = -1, 808 .resource = da850_pll1_resources, 809 .num_resources = ARRAY_SIZE(da850_pll1_resources), 810 .dev = { 811 .platform_data = &da850_pll1_pdata, 812 }, 813 }; 814 815 static struct resource da850_psc0_resources[] = { 816 { 817 .start = DA8XX_PSC0_BASE, 818 .end = DA8XX_PSC0_BASE + SZ_4K - 1, 819 .flags = IORESOURCE_MEM, 820 }, 821 }; 822 823 static struct platform_device da850_psc0_device = { 824 .name = "da850-psc0", 825 .id = -1, 826 .resource = da850_psc0_resources, 827 .num_resources = ARRAY_SIZE(da850_psc0_resources), 828 }; 829 830 static struct resource da850_psc1_resources[] = { 831 { 832 .start = DA8XX_PSC1_BASE, 833 .end = DA8XX_PSC1_BASE + SZ_4K - 1, 834 .flags = IORESOURCE_MEM, 835 }, 836 }; 837 838 static struct platform_device da850_psc1_device = { 839 .name = "da850-psc1", 840 .id = -1, 841 .resource = da850_psc1_resources, 842 .num_resources = ARRAY_SIZE(da850_psc1_resources), 843 }; 844 845 static struct da8xx_cfgchip_clk_platform_data da850_async1_pdata; 846 847 static struct platform_device da850_async1_clksrc_device = { 848 .name = "da850-async1-clksrc", 849 .id = -1, 850 .dev = { 851 .platform_data = &da850_async1_pdata, 852 }, 853 }; 854 855 static struct da8xx_cfgchip_clk_platform_data da850_async3_pdata; 856 857 static struct platform_device da850_async3_clksrc_device = { 858 .name = "da850-async3-clksrc", 859 .id = -1, 860 .dev = { 861 .platform_data = &da850_async3_pdata, 862 }, 863 }; 864 865 static struct da8xx_cfgchip_clk_platform_data da850_tbclksync_pdata; 866 867 static struct platform_device da850_tbclksync_device = { 868 .name = "da830-tbclksync", 869 .id = -1, 870 .dev = { 871 .platform_data = &da850_tbclksync_pdata, 872 }, 873 }; 874 875 void __init da850_register_clocks(void) 876 { 877 /* PLL0 is registered in da850_init_time() */ 878 879 da850_pll1_pdata.cfgchip = da8xx_get_cfgchip(); 880 platform_device_register(&da850_pll1_device); 881 882 da850_async1_pdata.cfgchip = da8xx_get_cfgchip(); 883 platform_device_register(&da850_async1_clksrc_device); 884 885 da850_async3_pdata.cfgchip = da8xx_get_cfgchip(); 886 platform_device_register(&da850_async3_clksrc_device); 887 888 platform_device_register(&da850_psc0_device); 889 890 platform_device_register(&da850_psc1_device); 891 892 da850_tbclksync_pdata.cfgchip = da8xx_get_cfgchip(); 893 platform_device_register(&da850_tbclksync_device); 894 } 895