FreeCalypso > hg > fc-magnetite
view src/cs/drivers/drv_core/armio/armio.c @ 377:db0874a11f57
beginning of C11x target support
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Sat, 13 Jan 2018 18:14:21 +0000 |
parents | 504c9dcbffb2 |
children | 6c3f68021c53 |
line wrap: on
line source
/* * ARMIO.C * * * Control diagnostic bits * * Reference : GCS207 * */ #include "l1sw.cfg" #include "swconfig.cfg" #ifdef BLUETOOTH_INCLUDED #include "btemobile.cfg" #endif #if (OP_L1_STANDALONE == 1) #include "l1_macro.h" #include "l1_confg.h" #endif #include "board.cfg" #include "chipset.cfg" #include "fc-target.cfg" #if (OP_L1_STANDALONE == 0) #include "main/sys_types.h" #else #include "sys_types.h" #endif #include "memif/mem.h" #include "inth/iq.h" #include "armio/armio.h" #include "abb/abb.h" // for AI_Power function : to be removed, use ABB_Power_Off in abb.c file instead !!! #if (CHIPSET != 12) /* * AI_EnableBit * * Enable ARMIO input/output bit (see CLKM module specification) */ void AI_EnableBit(int bit) { *((volatile SYS_UWORD16 *) CLKM_IO_CNTL) |= (1<<bit); } /* * AI_DisableBit * * Disable ARMIO input/output bit (see CLKM module specification) */ void AI_DisableBit(int bit) { *((volatile SYS_UWORD16 *) CLKM_IO_CNTL) &= ~(1<<bit); } #endif /* CHIPSET != 12 */ /* * AI_SetBit * * Switch-on one bit */ void AI_SetBit(int bit) { *((volatile SYS_UWORD16 *) ARMIO_OUT) |= (1<<bit); } /* * AI_ResetBit * * Switch-off one bit */ void AI_ResetBit(int bit) { *((volatile SYS_UWORD16 *) ARMIO_OUT) &= ~(1<<bit); } /* * AI_ConfigBitAsOutput * * Set this bit as an output */ void AI_ConfigBitAsOutput(int bit) { *((volatile SYS_UWORD16 *) ARMIO_IO_CNTL) &= ~(1<<bit); } /* * AI_ConfigBitAsInput * * Set this bit as an input */ void AI_ConfigBitAsInput(int bit) { *((volatile SYS_UWORD16 *) ARMIO_IO_CNTL) |= (1<<bit); } /* * AI_ReadBit * * Read value in register */ SYS_BOOL AI_ReadBit(int bit) { if ((*((volatile SYS_UWORD16 *) ARMIO_IN)) & (1<<bit)) return (1); else return (0); } /* * AI_Power * * Switch-on or off the board * * Parameters : SYS_UWORD8 power: 1 to power-on (maintain power) * 0 to power-off * */ #if (OP_L1_STANDALONE == 0) void AI_Power(SYS_UWORD8 power) { if (power == 0) { ABB_Power_Off(); } } #endif /* * AI_ResetIoConfig * * Reset all default IO configurations * */ void AI_ResetIoConfig(void) { *((volatile SYS_UWORD16 *) ARMIO_IO_CNTL) = 0xFFFF; // all bits are inputs #if (CHIPSET != 12) *((volatile SYS_UWORD16 *) CLKM_IO_CNTL) = 0; // default config #endif /* CHIPSET != 12 */ } /* * AI_ClockEnable * * Enable ARMIO clock module * */ void AI_ClockEnable(void) { *((volatile SYS_UWORD16 *) ARMIO_CNTL_REG) |= ARMIO_CLOCKEN; // set to 1 bit 5 } /* * AI_InitIOConfig * * Configure all GPIOs at initialization in order to optimize the power consumption * of the C-Sample : * - select IOs 8,9,10,11,12 and 13 on the pins instead of MCSI and MCUEN signals. * - configure these IOs in output high. * - configure the IOs 0 (Vibrator LED) and 1 (LCD_A0) in output low. */ void AI_InitIOConfig(void) { // reset the IOs config AI_ResetIoConfig(); // CLKM_IO_CNTL register configuration : // select IOs 6,8,9,10,11,12 and 13 on the pins instead of MCSI and MCUEN signals. AI_EnableBit(0); /* FreeCalypso addition */ AI_EnableBit(2); AI_EnableBit(4); #ifdef CONFIG_TARGET_PIRELLI AI_EnableBit(1); AI_EnableBit(3); #endif /* Bits 5,6,7,8 are used to output I/O 9,10,11,12 or MCSI pins */ /* If Bluetooth, IO should be disabled, outputting MCSI used for Bluetooth voice */ /* * FreeCalypso change: we don't have BT, our new criterion is * whether or not a given board is wired for MCSI. */ #if defined(CONFIG_TARGET_FCDEV3B) || defined(CONFIG_TARGET_PIRELLI) AI_DisableBit(5); AI_DisableBit(6); AI_DisableBit(7); AI_DisableBit(8); #else AI_EnableBit(5); AI_EnableBit(6); AI_EnableBit(7); AI_EnableBit(8); #endif AI_EnableBit(9); // ARMIO_OUT register configuration : // set IOs 8,9,10,11,12 and 13 as high // set IOs 0 to 7 as low #if defined(CONFIG_TARGET_C139) || defined(CONFIG_TARGET_C11X) /* C139 GPIO configuration mimics what the original fw sets */ /* GPIO out all zeros - the LCD backlight is OFF */ *((volatile SYS_UWORD16 *) ARMIO_OUT) = 0x0000; /* setting of GPIOs as outputs also mimics what the original fw sets */ *((volatile SYS_UWORD16 *) ARMIO_IO_CNTL) = 0x2A09; #elif defined(CONFIG_TARGET_PIRELLI) *((volatile SYS_UWORD16 *) ARMIO_OUT) = 0x0000; AI_ConfigBitAsOutput(1); AI_ConfigBitAsOutput(4); AI_ConfigBitAsOutput(7); #else /* classic TI/Openmoko/FreeCalypso targets */ // set IOs 1 and 8 to 13 as high // set IOs 0 and 2 to 7 as low // On D-Sample GPIO 1 must be set to high to enable the audio amplifier. #if (OP_L1_STANDALONE == 0) // CC test #if 1 // Dmitriy: GPIO 1 is the interrupt for the ext host, set it to 0 *((volatile SYS_UWORD16 *) ARMIO_OUT) = 0x3F00; #else *((volatile SYS_UWORD16 *) ARMIO_OUT) = 0x3F02; #endif //*((volatile SYS_UWORD16 *) ARMIO_OUT) = 0x3F01; // end #else *((volatile SYS_UWORD16 *) ARMIO_OUT) = 0x3F01; #endif // ARMIO_CNTL_REG register configuration : // set IOs 1,2,5,7,9,14 and 15 as ouputs. AI_ConfigBitAsOutput(0); /* FreeCalypso addition */ // CC test 0316 AI_ConfigBitAsOutput(1); // end AI_ConfigBitAsOutput(2); #ifdef CONFIG_TARGET_GTAMODEM AI_ConfigBitAsOutput(3); #endif AI_ConfigBitAsOutput(4); /* FreeCalypso addition */ AI_ConfigBitAsOutput(5); AI_ConfigBitAsOutput(6); /* FreeCalypso addition */ AI_ConfigBitAsOutput(7); AI_ConfigBitAsOutput(8); /* FreeCalypso addition */ AI_ConfigBitAsOutput(9); #ifdef CONFIG_TARGET_GTAMODEM AI_ConfigBitAsOutput(10); AI_ConfigBitAsOutput(11); AI_ConfigBitAsOutput(12); #endif AI_ConfigBitAsOutput(13); /* FreeCalypso addition */ AI_ConfigBitAsOutput(14); AI_ConfigBitAsOutput(15); #endif } /* * AI_SelectIOForIT * * Select which IO will be used to generate an interrupt. * 'Edge' specifies if interrup must be detected on falling or rising edge. * * Warning: parameters are not checked. */ void AI_SelectIOForIT (SYS_UWORD16 Pin, SYS_UWORD16 Edge) { #if (CHIPSET == 12) /* * Update INTERRUPT_LEVEL_REG with Edge configuration on Pin selection */ GPIO_INTERRUPT_LEVEL_REG = (Edge & 0x0001) << Pin; /* * Update INTERRUPT_MASK_REG to enable interrupt generation on Pin selection */ GPIO_INTERRUPT_MASK_REG = 1 << Pin; #else /* * Bit SET_GPIO_EVENT_MODE (bit 0) is set to enable the GPIO event mode. */ *((volatile SYS_UWORD16 *) ARMIO_GPIO_EVENT_MODE) = (Pin << 1) + (Edge << 5) + 1; #endif } #if (CHIPSET != 12) /* * AI_CheckITSource * * Check if the interrupt specified by 'Source' is active or not. * * Output: 0: IT is not active * 1: IT is active * * Warning: parameters are not checked. * * Warning: If the keypad and GPIO interrupts may occur the GPIO interrupt * must be checked first because the GPIO status bit is reset when * the register is read. */ int AI_CheckITSource (SYS_UWORD16 Source) { return (*((volatile SYS_UWORD16 *) ARMIO_KBD_GPIO_INT) & Source ? 1 : 0); } /* * AI_UnmaskIT * * Unmask the IT specified by 'Source' (keyboard or GPIO). * * Warning: parameters are not checked. */ void AI_UnmaskIT (SYS_UWORD16 Source) { *((volatile SYS_UWORD16 *) ARMIO_KBD_GPIO_MASKIT) &= ~Source; } /* * AI_MaskIT * * Mask the IT specified by 'Source' (keyboard or GPIO). * * Warning: parameters are not checked. */ void AI_MaskIT (SYS_UWORD16 Source) { *((volatile SYS_UWORD16 *) ARMIO_KBD_GPIO_MASKIT) |= Source; } #endif /* CHIPSET != 12 */ #if (CHIPSET == 12) void AI_MaskIT(SYS_UWORD16 d_io_number) { GPIO_INTERRUPT_MASK_REG |= (1 << d_io_number); } /* f_gpio_mask_it() */ void AI_UnmaskIT(SYS_UWORD16 d_io_number) { GPIO_INTERRUPT_MASK_REG &= ~(1 << d_io_number); } /* f_gpio_unmask_it() */ #endif