diff options
Diffstat (limited to 'drivers/input/touchscreen/mms100_ISP_download.c')
| -rw-r--r-- | drivers/input/touchscreen/mms100_ISP_download.c | 1266 |
1 files changed, 0 insertions, 1266 deletions
diff --git a/drivers/input/touchscreen/mms100_ISP_download.c b/drivers/input/touchscreen/mms100_ISP_download.c deleted file mode 100644 index ac9ef8c..0000000 --- a/drivers/input/touchscreen/mms100_ISP_download.c +++ /dev/null @@ -1,1266 +0,0 @@ -/* -*-------------------------------------------------------- -* -* -* Melfas MMS100 Series Download base v1.7 2011.09.23 -* -*/ -#include <linux/kernel.h> - -#include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/gpio.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/fcntl.h> -#include <asm/io.h> -#include <asm/gpio.h> -#include <asm/uaccess.h> -#include <linux/fs.h> - -#include <linux/slab.h> -#include <linux/vmalloc.h> -#include <linux/init.h> -#include <linux/syscalls.h> - -#include "mms100_ISP_download.h" -#include "MMS100_ISC_Initial.h" -/* -*============================================================ -* -* Include MELFAS Binary code File ( ex> MELFAS_FIRM_bin.c) -* -* Warning!!!! -* Please, don't add binary.c file into project -* Just #include here !! -* -*============================================================ -*/ - -#include "465_SMD_V61.c" -#include "M0_D2_C1_V74.c" -#define MELFAS_FW1 "/sdcard/midas_firmware.bin" - -UINT8 ucVerifyBuffer[MELFAS_TRANSFER_LENGTH]; /* You may melloc *ucVerifyBuffer instead of this */ - -/* -*--------------------------------- -* Downloading functions -*--------------------------------- -*/ -static int mcsdl_download(const UINT8 * pData, const UINT16 nLength, - INT8 IdxNum, - struct melfas_tsi_platform_data *ts_data); - -static void mcsdl_set_ready(struct melfas_tsi_platform_data *ts_data); -static void mcsdl_reboot_mcs(struct melfas_tsi_platform_data *ts_data); - -static int mcsdl_erase_flash(INT8 IdxNum); -static int mcsdl_program_flash(UINT8 * pDataOriginal, UINT16 unLength, - INT8 IdxNum); -static void mcsdl_program_flash_part(UINT8 * pData); - -static int mcsdl_verify_flash(UINT8 * pData, UINT16 nLength, INT8 IdxNum); - -static void mcsdl_read_flash(UINT8 * pBuffer); -static int mcsdl_read_flash_from(UINT8 * pBuffer, UINT16 unStart_addr, - UINT16 unLength, INT8 IdxNum); - -static void mcsdl_select_isp_mode(UINT8 ucMode); -static void mcsdl_unselect_isp_mode(void); - -static void mcsdl_read_32bits(UINT8 * pData); -static void mcsdl_write_bits(UINT32 wordData, int nBits); -static void mcsdl_scl_toggle_twice(void); - -#if defined(CONFIG_MACH_M0_CHNOPEN) || \ - defined(CONFIG_MACH_M0_CMCC) || defined(CONFIG_MACH_M0_CTC) -extern unsigned int lcdtype; -#endif -/* -*--------------------------------- -* Delay functions -*--------------------------------- -*/ -void mcsdl_delay(UINT32 nCount); - -/* -*--------------------------------- -* For debugging display -*--------------------------------- -*/ -#if MELFAS_ENABLE_DBG_PRINT -static void mcsdl_print_result(int nRet); -#endif - -/* -*---------------------------------- -* Download enable command -*---------------------------------- -*/ -#if MELFAS_USE_PROTOCOL_COMMAND_FOR_DOWNLOAD - -void melfas_send_download_enable_command(void) -{ - /* TO DO : Fill this up */ - -} - -#endif - -/* -*============================================================ -* -* Main Download furnction -* -* 1. Run mcsdl_download( pBinary[IdxNum], nBinary_length[IdxNum], IdxNum); -* IdxNum : 0 (Master Chip Download) -* IdxNum : 1 (2Chip Download) -* -* -*============================================================ -*/ -int mms100_ISP_download_binary_data(int dl_mode, - struct melfas_tsi_platform_data *ts_data) -{ - int nRet = 0; - int retry_cnt = 0; - -#if 0 -#if MELFAS_USE_PROTOCOL_COMMAND_FOR_DOWNLOAD - melfas_send_download_enable_command(); - mcsdl_delay(MCSDL_DELAY_100US); -#endif - - MELFAS_DISABLE_BASEBAND_ISR(); /* Disable Baseband touch interrupt ISR. */ - MELFAS_DISABLE_WATCHDOG_TIMER_RESET(); /* Disable Baseband watchdog timer */ - -#endif - - /* - *------------------------ - * Run Download - *------------------------ - */ - - for (retry_cnt = 0; retry_cnt < 5; retry_cnt++) { - if (dl_mode == 0x01) { /*MELFAS_ISP_DOWNLOAD */ - -#if defined(CONFIG_MACH_M0_CHNOPEN) || defined(CONFIG_MACH_M0_CTC) - if (lcdtype == 0x20) { - nRet = - mcsdl_download((const UINT8*)MELFAS_binary_4_65, - (const UINT16)MELFAS_binary_nLength_4_65, - 0, ts_data); - - printk(KERN_DEBUG "<MELFAS> lcdtype is 4.8. ISP firmware update with 4.65 firmware\n"); - } else { - nRet = - mcsdl_download((const UINT8*)MELFAS_binary, - (const UINT16)MELFAS_binary_nLength, - 0, ts_data); - - printk(KERN_DEBUG "<MELFAS> lcdtype is 4.65. ISP firmware update with 4.8 firmware\n"); - } -#elif defined(CONFIG_MACH_M0_CMCC) - if (lcdtype == 0x20) { - nRet = - mcsdl_download((const UINT8*)MELFAS_binary, - (const UINT16)MELFAS_binary_nLength, - 0, ts_data); - - printk(KERN_DEBUG "<MELFAS> lcdtype is 4.8. ISP firmware update with 4.8 firmware\n"); - } else { - nRet = - mcsdl_download((const UINT8*)MELFAS_binary_4_65, - (const UINT16)MELFAS_binary_nLength_4_65, - 0, ts_data); - - printk(KERN_DEBUG "<MELFAS> lcdtype is 4.65. ISP firmware update with 4.65 firmware\n"); - } -#else - -#if defined(CONFIG_MACH_M0) - if (system_rev == 2 || system_rev >= 5) -#else - if (system_rev == 2 || system_rev >= 4) -#endif - nRet = - mcsdl_download((const UINT8 *)MELFAS_binary, - (const UINT16)MELFAS_binary_nLength, - 0, ts_data); - else - nRet = - mcsdl_download((const UINT8 *)MELFAS_binary_4_65, - (const UINT16)MELFAS_binary_nLength_4_65, - 0, ts_data); -#endif - } - else { /*MELFAS_ISC_DOWNLOAD */ - - nRet = mcsdl_download((const UINT8 *) - MELFAS_MMS100_Initial_binary, - (const UINT16) - MELFAS_MMS100_Initial_nLength, 0, - ts_data); - } -#if MELFAS_2CHIP_DOWNLOAD_ENABLE - if (!nRet) { - if (dl_mode == 0x01) /*MELFAS_ISP_DOWNLOAD */ - nRet = mcsdl_download((const UINT8 *)MELFAS_binary, (const UINT16)MELFAS_binary_nLength, 1, ts_data); /* Slave Binary data download */ - else /*MELFAS_ISC_DOWNLOAD */ - nRet = mcsdl_download((const UINT8 *) - MELFAS_MMS100_Initial_binary, (const UINT16) - MELFAS_MMS100_Initial_nLength, 1, ts_data); - } -#endif - if (!nRet) - break; - } - - MELFAS_ROLLBACK_BASEBAND_ISR(); /* Roll-back Baseband touch interrupt ISR. */ - MELFAS_ROLLBACK_WATCHDOG_TIMER_RESET(); /* Roll-back Baseband watchdog timer */ - - fw_error: - if (nRet) { - mcsdl_erase_flash(0); - mcsdl_erase_flash(1); - } - return nRet; -} - -int mms100_ISP_download_binary_file(struct melfas_tsi_platform_data *ts_data) -{ - int i; - - UINT8 *pBinary[2] = { NULL, NULL }; - UINT16 nBinary_length[2] = { 0, 0 }; - UINT8 IdxNum = MELFAS_2CHIP_DOWNLOAD_ENABLE; - /* - *================================================== - * - * 1. Read '.bin file' - * 2. *pBinary[0] : Binary data(Core + Private Custom) - * *pBinary[1] : Binary data(Public Custom) - * nBinary_length[0] : Firmware size(Core + Private Custom) - * nBinary_length[1] : Firmware size(Public Custom) - * 3. Run mcsdl_download( pBinary[IdxNum], nBinary_length[IdxNum], IdxNum); - * IdxNum : 0 (Master Chip Download) - * IdxNum : 1 (2Chip Download) - * - *================================================== - */ -#if 1 - - int nRet = 0; - /*int retry_cnt = 0; */ - long fw1_size = 0; - unsigned char *fw_data1; - struct file *filp; - loff_t pos; - int ret = 0; - mm_segment_t oldfs; - /*spinlock_t lock; */ - - oldfs = get_fs(); - set_fs(get_ds()); - - filp = filp_open(MELFAS_FW1, O_RDONLY, 0); - if (IS_ERR(filp)) { - pr_err("[TSP]file open error:%d\n", (s32) filp); - return -1; - } - - fw1_size = filp->f_path.dentry->d_inode->i_size; - pr_info("[TSP]Size of the file : %ld(bytes)\n", fw1_size); - - fw_data1 = kmalloc(fw1_size, GFP_KERNEL); - memset(fw_data1, 0, fw1_size); - - pos = 0; - memset(fw_data1, 0, fw1_size); - ret = vfs_read(filp, (char __user *)fw_data1, fw1_size, &pos); - - if (ret != fw1_size) { - pr_err("[TSP]Failed to read file %s (ret = %d)\n", MELFAS_FW1, - ret); - kfree(fw_data1); - filp_close(filp, current->files); - return -1; - } - - filp_close(filp, current->files); - - set_fs(oldfs); - -#endif - -#if MELFAS_USE_PROTOCOL_COMMAND_FOR_DOWNLOAD - melfas_send_download_enable_command(); - mcsdl_delay(MCSDL_DELAY_100US); -#endif - - MELFAS_DISABLE_BASEBAND_ISR(); /* Disable Baseband touch interrupt ISR. */ - MELFAS_DISABLE_WATCHDOG_TIMER_RESET(); /* Disable Baseband watchdog timer */ - - for (i = 0; i <= IdxNum; i++) { - if (pBinary[0] != NULL && nBinary_length[0] > 0 - && nBinary_length[0] < MELFAS_FIRMWARE_MAX_SIZE) { - /* - *------------------------ - * Run Download - *------------------------ - */ - nRet = - mcsdl_download((const UINT8 *)pBinary[0], - (const UINT16)nBinary_length[0], i, - ts_data); - } else { - nRet = MCSDL_RET_WRONG_BINARY; - } - } - - MELFAS_ROLLBACK_BASEBAND_ISR(); /* Roll-back Baseband touch interrupt ISR. */ - MELFAS_ROLLBACK_WATCHDOG_TIMER_RESET(); /* Roll-back Baseband watchdog timer */ - -#if MELFAS_ENABLE_DBG_PRINT - mcsdl_print_result(nRet); -#endif - kfree(fw_data1); - - return (nRet == MCSDL_RET_SUCCESS); - -} - -/* -*------------------------------------------------------------------ -* -* Download function -* -*------------------------------------------------------------------ -*/ -static int mcsdl_download(const UINT8 * pBianry, const UINT16 unLength, - INT8 IdxNum, struct melfas_tsi_platform_data *ts_data) -{ - int nRet; - /* - *--------------------------------- - * Check Binary Size - *--------------------------------- - */ - if (unLength > MELFAS_FIRMWARE_MAX_SIZE) { - - nRet = MCSDL_RET_PROGRAM_SIZE_IS_WRONG; - goto MCSDL_DOWNLOAD_FINISH; - } -#if MELFAS_ENABLE_DBG_PROGRESS_PRINT - printk("<melfas> - Starting download...\n"); -#endif - - /* - *--------------------------------- - * Make it ready - *--------------------------------- - */ -#if MELFAS_ENABLE_DBG_PROGRESS_PRINT - printk("<melfas> > Ready\n"); -#endif - - mcsdl_set_ready(ts_data); - - /* - *--------------------------------- - * Erase Flash - *--------------------------------- - */ -#if MELFAS_ENABLE_DBG_PROGRESS_PRINT - printk("<melfas> > Erase\n"); -#endif - - nRet = mcsdl_erase_flash(IdxNum); - - if (nRet != MCSDL_RET_SUCCESS) - goto MCSDL_DOWNLOAD_FINISH; - /* - *--------------------------------- - * Program Flash - *--------------------------------- - */ -#if MELFAS_ENABLE_DBG_PROGRESS_PRINT - printk("<melfas> > Program "); -#endif - -/* if(IdxNum > 0) - mcsdl_set_ready(); -*/ - - nRet = - mcsdl_program_flash((UINT8 *) pBianry, (UINT16) unLength, IdxNum); - if (nRet != MCSDL_RET_SUCCESS) - goto MCSDL_DOWNLOAD_FINISH; - /* - *--------------------------------- - * Verify flash - *--------------------------------- - */ -#if MELFAS_ENABLE_DBG_PROGRESS_PRINT - printk("<melfas> > Verify "); -#endif - nRet = mcsdl_verify_flash((UINT8 *) pBianry, (UINT16) unLength, IdxNum); - if (nRet != MCSDL_RET_SUCCESS) - goto MCSDL_DOWNLOAD_FINISH; - - nRet = MCSDL_RET_SUCCESS; - - MCSDL_DOWNLOAD_FINISH: - -#if MELFAS_ENABLE_DBG_PRINT - mcsdl_print_result(nRet); /* Show result */ -#endif - -#if MELFAS_ENABLE_DBG_PROGRESS_PRINT - printk("<melfas> > Rebooting\n"); - printk("<melfas> - Fin.\n\n"); -#endif - - mcsdl_reboot_mcs(ts_data); - - return nRet; -} - -/* -*------------------------------------------------------------------ -* -* Sub functions -* -*------------------------------------------------------------------ -*/ - -static int mcsdl_erase_flash(INT8 IdxNum) -{ - int i; - UINT8 readBuffer[32]; - int eraseCompareValue = 0xFF; - /* - *---------------------------------------- - * Do erase - *---------------------------------------- - */ - if (IdxNum > 0) { - mcsdl_select_isp_mode(ISP_MODE_NEXT_CHIP_BYPASS); - mcsdl_delay(MCSDL_DELAY_3US); - } - mcsdl_select_isp_mode(ISP_MODE_ERASE_FLASH); - mcsdl_unselect_isp_mode(); - - /* - *---------------------------------------- - * Check 'erased well' - *---------------------------------------- - */ -/*start ADD DELAY*/ - mcsdl_read_flash_from(readBuffer, 0x0000, 16, IdxNum); - mcsdl_read_flash_from(&readBuffer[16], 0x7FF0, 16, IdxNum); - /*end ADD DELAY */ - if (IdxNum > 0) { - eraseCompareValue = 0x00; - } - /* Compare with '0xFF' */ - for (i = 0; i < 32; i++) { - if (readBuffer[i] != eraseCompareValue) - return MCSDL_RET_ERASE_FLASH_VERIFY_FAILED; - } - - return MCSDL_RET_SUCCESS; -} - -static int mcsdl_program_flash(UINT8 * pDataOriginal, UINT16 unLength, - INT8 IdxNum) -{ - int i; - - UINT8 *pData; - UINT8 ucLength; - - UINT16 addr; - UINT32 header; - - addr = 0; - pData = pDataOriginal; - - ucLength = MELFAS_TRANSFER_LENGTH; - -/*kang*/ - - while ((addr * 4) < (int)unLength) { - if ((unLength - (addr * 4)) < MELFAS_TRANSFER_LENGTH) { - ucLength = (UINT8) (unLength - (addr * 4)); - } - /* - *-------------------------------------- - * Select ISP Mode - *-------------------------------------- - */ - - /* start ADD DELAY */ - mcsdl_delay(MCSDL_DELAY_40US); - /*end ADD DELAY */ - if (IdxNum > 0) { - mcsdl_select_isp_mode(ISP_MODE_NEXT_CHIP_BYPASS); - mcsdl_delay(MCSDL_DELAY_3US); - - } - mcsdl_select_isp_mode(ISP_MODE_SERIAL_WRITE); - /* - *--------------------------------------------- - * Header - * Address[13ibts] << - *--------------------------------------------- - */ - header = ((addr & 0x1FFF) << 1) | 0x0; - header = header << 14; - - /*Write 18bits */ - mcsdl_write_bits(header, 18); - /*start ADD DELAY */ - /*end ADD DELAY */ - - /* - *--------------------------------- - * Writing - *--------------------------------- - */ - /* addr += (UINT16)ucLength; */ - addr += 1; - -#if MELFAS_ENABLE_DBG_PROGRESS_PRINT - printk("#"); -#endif - - mcsdl_program_flash_part(pData); - - pData += ucLength; - - /* - *--------------------------------------------- - * Tail - *--------------------------------------------- - */ - MCSDL_GPIO_SDA_SET_HIGH(); -/*kang*/ - mcsdl_delay(MCSDL_DELAY_40US); - - for (i = 0; i < 6; i++) { - if (i == 2) { - mcsdl_delay(MCSDL_DELAY_20US); - } else if (i == 3) { - mcsdl_delay(MCSDL_DELAY_40US); - } - - MCSDL_GPIO_SCL_SET_HIGH(); - mcsdl_delay(MCSDL_DELAY_10US); - MCSDL_GPIO_SCL_SET_LOW(); - mcsdl_delay(MCSDL_DELAY_10US); - } - MCSDL_GPIO_SDA_SET_LOW(); - - mcsdl_unselect_isp_mode(); -/*start ADD DELAY*/ - mcsdl_delay(MCSDL_DELAY_300US); -/*end ADD DELAY*/ - - } - - return MCSDL_RET_SUCCESS; -} - -static void mcsdl_program_flash_part(UINT8 * pData) -{ - /*int i; */ - UINT32 data; - - /* - *--------------------------------- - * Body - *--------------------------------- - */ - - data = (UINT32) pData[0] << 0; - data |= (UINT32) pData[1] << 8; - data |= (UINT32) pData[2] << 16; - data |= (UINT32) pData[3] << 24; - mcsdl_write_bits(data, 32); - -} - -static int mcsdl_verify_flash(UINT8 * pDataOriginal, UINT16 unLength, - INT8 IdxNum) -{ - int i, j; - int nRet; - - UINT8 *pData; - UINT8 ucLength; - - UINT16 addr; - UINT32 wordData; - - addr = 0; - pData = (UINT8 *) pDataOriginal; - - ucLength = MELFAS_TRANSFER_LENGTH; - - while ((addr * 4) < (int)unLength) { - if ((unLength - (addr * 4)) < MELFAS_TRANSFER_LENGTH) { - ucLength = (UINT8) (unLength - (addr * 4)); - } - /* start ADD DELAY */ - mcsdl_delay(MCSDL_DELAY_40US); - - /* - *-------------------------------------- - * Select ISP Mode - *-------------------------------------- - */ - if (IdxNum > 0) { - mcsdl_select_isp_mode(ISP_MODE_NEXT_CHIP_BYPASS); - mcsdl_delay(MCSDL_DELAY_3US); - } - - mcsdl_select_isp_mode(ISP_MODE_SERIAL_READ); - /* - *--------------------------------------------- - * Header - * Address[13ibts] <<1 - *--------------------------------------------- - */ - - wordData = ((addr & 0x1FFF) << 1) | 0x0; - wordData <<= 14; - - mcsdl_write_bits(wordData, 18); - - addr += 1; - -#if MELFAS_ENABLE_DBG_PROGRESS_PRINT - printk("#"); -#endif - - /* - *-------------------- - * Read flash - *-------------------- - */ - mcsdl_read_flash(ucVerifyBuffer); - - MCSDL_GPIO_SDA_SET_LOW(); - MCSDL_GPIO_SDA_SET_OUTPUT(0); - - /* - *-------------------- - * Comparing - *-------------------- - */ - - if (IdxNum == 0) { - for (j = 0; j < (int)ucLength; j++) { -#if MELFAS_ENABLE_DBG_PROGRESS_PRINT - printk(" %02X", ucVerifyBuffer[j]); -#endif - if (ucVerifyBuffer[j] != pData[j]) { -#if MELFAS_ENABLE_DBG_PROGRESS_PRINT - printk - ("\n [Error] Address : 0x%04X : 0x%02X - 0x%02X\n", - addr, pData[j], ucVerifyBuffer[j]); -#endif - - nRet = MCSDL_RET_PROGRAM_VERIFY_FAILED; - goto MCSDL_VERIFY_FLASH_FINISH; - - } - } - } else { /* slave */ - - for (j = 0; j < (int)ucLength; j++) { -#if MELFAS_ENABLE_DBG_PROGRESS_PRINT - printk(" %02X", ucVerifyBuffer[j]); -#endif - if ((0xff - ucVerifyBuffer[j]) != pData[j]) { -#if MELFAS_ENABLE_DBG_PROGRESS_PRINT - printk - ("\n [Error] Address : 0x%04X : 0x%02X - 0x%02X\n", - addr, pData[j], ucVerifyBuffer[j]); -#endif - - nRet = MCSDL_RET_PROGRAM_VERIFY_FAILED; - goto MCSDL_VERIFY_FLASH_FINISH; - - } - } - } - pData += ucLength; - mcsdl_unselect_isp_mode(); - } - - nRet = MCSDL_RET_SUCCESS; - - MCSDL_VERIFY_FLASH_FINISH: - -#if MELFAS_ENABLE_DBG_PROGRESS_PRINT - printk("\n"); -#endif - - mcsdl_unselect_isp_mode(); - - return nRet; -} - -static void mcsdl_read_flash(UINT8 * pBuffer) -{ - int i; - - MCSDL_GPIO_SCL_SET_LOW(); - MCSDL_GPIO_SDA_SET_LOW(); - - mcsdl_delay(MCSDL_DELAY_40US); - - for (i = 0; i < 6; i++) { - MCSDL_GPIO_SCL_SET_HIGH(); - mcsdl_delay(MCSDL_DELAY_10US); - MCSDL_GPIO_SCL_SET_LOW(); - mcsdl_delay(MCSDL_DELAY_10US); - } - - mcsdl_read_32bits(pBuffer); -} - -static int mcsdl_read_flash_from(UINT8 * pBuffer, UINT16 unStart_addr, - UINT16 unLength, INT8 IdxNum) -{ - int i; - int j; - - UINT8 ucLength; - - UINT16 addr; - UINT32 wordData; - - if (unLength >= MELFAS_FIRMWARE_MAX_SIZE) { - return MCSDL_RET_PROGRAM_SIZE_IS_WRONG; - } - - addr = 0; - ucLength = MELFAS_TRANSFER_LENGTH; - -#if MELFAS_ENABLE_DBG_PROGRESS_PRINT - printk(" %04X : ", unStart_addr); -#endif - - for (i = 0; i < (int)unLength; i += (int)ucLength) { - - addr = (UINT16) i; - if (IdxNum > 0) { - mcsdl_select_isp_mode(ISP_MODE_NEXT_CHIP_BYPASS); - mcsdl_delay(MCSDL_DELAY_3US); - } - - mcsdl_select_isp_mode(ISP_MODE_SERIAL_READ); - wordData = (((unStart_addr + addr) & 0x1FFF) << 1) | 0x0; - wordData <<= 14; - - mcsdl_write_bits(wordData, 18); - - if ((unLength - addr) < MELFAS_TRANSFER_LENGTH) { - ucLength = (UINT8) (unLength - addr); - } - /* - *-------------------- - * Read flash - *-------------------- - */ - mcsdl_read_flash(&pBuffer[addr]); - -#if MELFAS_ENABLE_DBG_PROGRESS_PRINT - for (j = 0; j < (int)ucLength; j++) { - printk("%02X ", pBuffer[j]); - } -#endif - - mcsdl_unselect_isp_mode(); - - } - -#if MELFAS_ENABLE_DBG_PROGRESS_PRINT - /*printk("\n"); */ -#endif - - return MCSDL_RET_SUCCESS; - -} - -static void mcsdl_set_ready(struct melfas_tsi_platform_data *ts_data) -{ - /* - *-------------------------------------------- - * Tkey module reset - *-------------------------------------------- - */ - - ts_data->power(0); /*MCSDL_VDD_SET_LOW(); * power */ - /*MCSDL_CE_SET_LOW(); */ - /*MCSDL_CE_SET_OUTPUT(); */ - - MCSDL_SET_GPIO_I2C(); - - MCSDL_GPIO_SDA_SET_LOW(); - MCSDL_GPIO_SDA_SET_OUTPUT(0); - - MCSDL_GPIO_SCL_SET_LOW(); - MCSDL_GPIO_SCL_SET_OUTPUT(1); - - MCSDL_RESETB_SET_LOW(); - MCSDL_RESETB_SET_OUTPUT(0); - - /* mcsdl_delay(MCSDL_DELAY_25MS); * Delay for Stable VDD */ - msleep(500); - ts_data->power(1); /*MCSDL_VDD_SET_HIGH(); */ - /*MCSDL_CE_SET_HIGH(); */ - - MCSDL_GPIO_SCL_SET_LOW(); - MCSDL_GPIO_SDA_SET_HIGH(); - /*mcsdl_delay(MCSDL_DELAY_40MS); */ - msleep(500); - /* Delay '30 msec' */ - -} - -static void mcsdl_reboot_mcs(struct melfas_tsi_platform_data *ts_data) -{ - ts_data->power(0); /*MCSDL_VDD_SET_LOW(); */ - /*MCSDL_CE_SET_LOW(); */ - /*MCSDL_CE_SET_OUTPUT(); */ - - MCSDL_GPIO_SDA_SET_HIGH(); - MCSDL_GPIO_SDA_SET_OUTPUT(1); - - MCSDL_GPIO_SCL_SET_HIGH(); - MCSDL_GPIO_SCL_SET_OUTPUT(1); - - MCSDL_RESETB_SET_LOW(); - MCSDL_RESETB_SET_OUTPUT(0); - - mcsdl_delay(MCSDL_DELAY_25MS); /* Delay for Stable VDD */ - - ts_data->power(1); /*MCSDL_VDD_SET_HIGH(); */ - /*MCSDL_CE_SET_HIGH(); */ - - MCSDL_RESETB_SET_HIGH(); - MCSDL_RESETB_SET_INPUT(); - MCSDL_GPIO_SCL_SET_INPUT(); - MCSDL_GPIO_SDA_SET_INPUT(); - - mcsdl_delay(MCSDL_DELAY_30MS); /* Delay '25 msec' */ -} - -/* -*-------------------------------------------- -* -* Write ISP Mode entering signal -* -*-------------------------------------------- -*/ -static void mcsdl_select_isp_mode(UINT8 ucMode) -{ - int i; - UINT8 *pCode; - - UINT8 enteringCodeMassErase[16] = - { 0, 1, 0, 1, 1, 0, 0, 1, 1, 1, 1, 1, 0, 0, 1, 1 }; - UINT8 enteringCodeSerialWrite[16] = - { 0, 1, 1, 0, 0, 0, 1, 0, 1, 1, 0, 0, 1, 1, 0, 1 }; - UINT8 enteringCodeSerialRead[16] = - { 0, 1, 1, 0, 1, 0, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1 }; - UINT8 enteringCodeNextChipBypass[16] = - { 1, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 1 }; - - pCode = enteringCodeMassErase; - - /* - *------------------------------------ - * Entering ISP mode : Part 1 - *------------------------------------ - */ - - if (ucMode == ISP_MODE_ERASE_FLASH) - pCode = enteringCodeMassErase; - else if (ucMode == ISP_MODE_SERIAL_WRITE) - pCode = enteringCodeSerialWrite; - else if (ucMode == ISP_MODE_SERIAL_READ) - pCode = enteringCodeSerialRead; - else if (ucMode == ISP_MODE_NEXT_CHIP_BYPASS) - pCode = enteringCodeNextChipBypass; - - MCSDL_RESETB_SET_LOW(); - MCSDL_GPIO_SCL_SET_LOW(); - MCSDL_GPIO_SDA_SET_HIGH(); - for (i = 0; i < 16; i++) { - if (pCode[i] == 1) - MCSDL_RESETB_SET_HIGH(); - else - MCSDL_RESETB_SET_LOW(); - -/*start add delay for INT*/ - mcsdl_delay(MCSDL_DELAY_3US); -/*end delay for INT*/ - - MCSDL_GPIO_SCL_SET_HIGH(); - mcsdl_delay(MCSDL_DELAY_3US); - MCSDL_GPIO_SCL_SET_LOW(); - mcsdl_delay(MCSDL_DELAY_3US); - - } - - MCSDL_RESETB_SET_LOW(); - - /* - *--------------------------------------------------- - * Entering ISP mode : Part 2 - Only Mass Erase - *--------------------------------------------------- - */ - mcsdl_delay(MCSDL_DELAY_7US); - - MCSDL_GPIO_SCL_SET_LOW(); - MCSDL_GPIO_SDA_SET_HIGH(); - if (ucMode == ISP_MODE_ERASE_FLASH) { - mcsdl_delay(MCSDL_DELAY_7US); - for (i = 0; i < 4; i++) { - - if (i == 2) - mcsdl_delay(MCSDL_DELAY_25MS); - else if (i == 3) - mcsdl_delay(MCSDL_DELAY_150US); - - MCSDL_GPIO_SCL_SET_HIGH(); - mcsdl_delay(MCSDL_DELAY_3US); - MCSDL_GPIO_SCL_SET_LOW(); - mcsdl_delay(MCSDL_DELAY_7US); - } - } - MCSDL_GPIO_SDA_SET_LOW(); -} - -static void mcsdl_unselect_isp_mode(void) -{ - int i; - - /* MCSDL_GPIO_SDA_SET_HIGH(); */ - /* MCSDL_GPIO_SDA_SET_OUTPUT(1); */ - - MCSDL_RESETB_SET_LOW(); - - mcsdl_delay(MCSDL_DELAY_3US); - - for (i = 0; i < 10; i++) { - - MCSDL_GPIO_SCL_SET_HIGH(); - mcsdl_delay(MCSDL_DELAY_3US); - MCSDL_GPIO_SCL_SET_LOW(); - mcsdl_delay(MCSDL_DELAY_3US); - } - -} - -static void mcsdl_read_32bits(UINT8 * pData) -{ - int i, j; - MCSDL_GPIO_SCL_SET_LOW(); - MCSDL_GPIO_SDA_SET_LOW(); - MCSDL_GPIO_SDA_SET_INPUT(); - - for (i = 3; i >= 0; i--) { - - pData[i] = 0; - - for (j = 0; j < 8; j++) { - - pData[i] <<= 1; - - MCSDL_GPIO_SCL_SET_LOW(); - mcsdl_delay(MCSDL_DELAY_1US); - MCSDL_GPIO_SCL_SET_HIGH(); - mcsdl_delay(MCSDL_DELAY_1US); - - if (MCSDL_GPIO_SDA_IS_HIGH()) - pData[i] |= 0x01; - } - } - - MCSDL_GPIO_SDA_SET_LOW(); - MCSDL_GPIO_SDA_SET_OUTPUT(0); -} - -static void mcsdl_write_bits(UINT32 wordData, int nBits) -{ - int i; - - MCSDL_GPIO_SCL_SET_LOW(); - MCSDL_GPIO_SDA_SET_LOW(); - - for (i = 0; i < nBits; i++) { - if (wordData & 0x80000000) { - MCSDL_GPIO_SDA_SET_HIGH(); - } else { - MCSDL_GPIO_SDA_SET_LOW(); - } - - mcsdl_delay(MCSDL_DELAY_3US); - - MCSDL_GPIO_SCL_SET_HIGH(); - mcsdl_delay(MCSDL_DELAY_3US); - MCSDL_GPIO_SCL_SET_LOW(); - mcsdl_delay(MCSDL_DELAY_3US); - - wordData <<= 1; - } -} - -static void mcsdl_scl_toggle_twice(void) -{ - - MCSDL_GPIO_SDA_SET_HIGH(); - MCSDL_GPIO_SDA_SET_OUTPUT(1); - - MCSDL_GPIO_SCL_SET_HIGH(); - mcsdl_delay(MCSDL_DELAY_20US); - MCSDL_GPIO_SCL_SET_LOW(); - mcsdl_delay(MCSDL_DELAY_20US); - - MCSDL_GPIO_SCL_SET_HIGH(); - mcsdl_delay(MCSDL_DELAY_20US); - MCSDL_GPIO_SCL_SET_LOW(); - mcsdl_delay(MCSDL_DELAY_20US); -} - -/* -*============================================================ -* -* Delay Function -* -*============================================================ -*/ -void mcsdl_delay(UINT32 nCount) -{ - - switch (nCount) { - case MCSDL_DELAY_1US:{ - udelay(1); - break; - } -/* case MCSDL_DELAY_2US : {udelay(2); break;}*/ - case MCSDL_DELAY_3US:{ - udelay(3); - break; - } -/* case MCSDL_DELAY_5US : {udelay(5); break;}*/ - case MCSDL_DELAY_7US:{ - udelay(7); - break; - } - case MCSDL_DELAY_10US:{ - udelay(10); - break; - } -/* case MCSDL_DELAY_15US : {udelay(15); break;}*/ - case MCSDL_DELAY_20US:{ - udelay(20); - break; - } - case MCSDL_DELAY_40US:{ - udelay(40); - break; - } - case MCSDL_DELAY_100US:{ - udelay(100); - break; - } - case MCSDL_DELAY_150US:{ - udelay(150); - break; - } - case MCSDL_DELAY_300US:{ - udelay(300); - break; - } -/* case MCSDL_DELAY_500US : {udelay(500); break;}*/ -/* case MCSDL_DELAY_800US : {udelay(800); break;}*/ -/* case MCSDL_DELAY_1MS : {mdelay(1); break;}*/ -/* case MCSDL_DELAY_5MS : {mdelay(5); break;}*/ -/* case MCSDL_DELAY_10MS : {mdelay(10); break;}*/ - case MCSDL_DELAY_25MS:{ - mdelay(25); - break; - } - case MCSDL_DELAY_30MS:{ - mdelay(30); - break; - } - case MCSDL_DELAY_40MS:{ - mdelay(40); - break; - } -/* case MCSDL_DELAY_45MS : {mdelay(45); break;}*/ - case MCSDL_DELAY_60MS:{ - mdelay(60); - break; - } - case MCSDL_DELAY_100MS: - { - mdelay(100); - break; - } - case MCSDL_DELAY_500MS:{ - mdelay(60); - break; - } - default:{ - break; - } - } /* Please, Use your delay function */ -} - -/* -*============================================================ -* -* Debugging print functions. -* -*============================================================ -*/ - -#ifdef MELFAS_ENABLE_DBG_PRINT - -static void mcsdl_print_result(int nRet) -{ - if (nRet == MCSDL_RET_SUCCESS) { - printk(" > MELFAS Firmware downloading SUCCESS.\n"); - } else { - printk(" > MELFAS Firmware downloading FAILED : "); - switch (nRet) { - case MCSDL_RET_SUCCESS: - printk("MCSDL_RET_SUCCESS\n"); - break; - case MCSDL_RET_ERASE_FLASH_VERIFY_FAILED: - printk("MCSDL_RET_ERASE_FLASH_VERIFY_FAILED\n"); - break; - case MCSDL_RET_PROGRAM_VERIFY_FAILED: - printk("MCSDL_RET_PROGRAM_VERIFY_FAILED\n"); - break; - - case MCSDL_RET_PROGRAM_SIZE_IS_WRONG: - printk("MCSDL_RET_PROGRAM_SIZE_IS_WRONG\n"); - break; - case MCSDL_RET_VERIFY_SIZE_IS_WRONG: - printk("MCSDL_RET_VERIFY_SIZE_IS_WRONG\n"); - break; - case MCSDL_RET_WRONG_BINARY: - printk("MCSDL_RET_WRONG_BINARY\n"); - break; - - case MCSDL_RET_READING_HEXFILE_FAILED: - printk("MCSDL_RET_READING_HEXFILE_FAILED\n"); - break; - case MCSDL_RET_FILE_ACCESS_FAILED: - printk("MCSDL_RET_FILE_ACCESS_FAILED\n"); - break; - case MCSDL_RET_MELLOC_FAILED: - printk("MCSDL_RET_MELLOC_FAILED\n"); - break; - - case MCSDL_RET_WRONG_MODULE_REVISION: - printk("MCSDL_RET_WRONG_MODULE_REVISION\n"); - break; - - default: - printk("UNKNOWN ERROR. [0x%02X].\n", nRet); - break; - } - - } - -} - -#endif - -#if MELFAS_ENABLE_DELAY_TEST -/* -*============================================================ -* -* For initial testing of delay and gpio control -* -* You can confirm GPIO control and delay time by calling this function. -* -*============================================================ -*/ - -void mcsdl_delay_test(INT32 nCount) -{ - INT16 i; - - MELFAS_DISABLE_BASEBAND_ISR(); /* Disable Baseband touch interrupt ISR. */ - MELFAS_DISABLE_WATCHDOG_TIMER_RESET(); /* Disable Baseband watchdog timer */ - - /* - *-------------------------------- - * Repeating 'nCount' times - *-------------------------------- - */ - - MCSDL_SET_GPIO_I2C(); - MCSDL_GPIO_SCL_SET_OUTPUT(0); - MCSDL_GPIO_SDA_SET_OUTPUT(0); - MCSDL_RESETB_SET_OUTPUT(0); - - MCSDL_GPIO_SCL_SET_HIGH(); - - for (i = 0; i < nCount; i++) { - -#if 1 - - MCSDL_GPIO_SCL_SET_LOW(); - - mcsdl_delay(MCSDL_DELAY_20US); - - MCSDL_GPIO_SCL_SET_HIGH(); - - mcsdl_delay(MCSDL_DELAY_100US); - -#elif 0 - - MCSDL_GPIO_SCL_SET_LOW(); - - mcsdl_delay(MCSDL_DELAY_500US); - - MCSDL_GPIO_SCL_SET_HIGH(); - - mcsdl_delay(MCSDL_DELAY_1MS); - -#else - - MCSDL_GPIO_SCL_SET_LOW(); - - mcsdl_delay(MCSDL_DELAY_25MS); - - TKEY_INTR_SET_LOW(); - - mcsdl_delay(MCSDL_DELAY_45MS); - - TKEY_INTR_SET_HIGH(); -#endif - } - - MCSDL_GPIO_SCL_SET_HIGH(); - - MELFAS_ROLLBACK_BASEBAND_ISR(); /* Roll-back Baseband touch interrupt ISR. */ - MELFAS_ROLLBACK_WATCHDOG_TIMER_RESET(); /* Roll-back Baseband watchdog timer */ -} - -#endif |