From efe2a4d5cf96dd37bc4782ba1880cee4ed1117c5 Mon Sep 17 00:00:00 2001 From: wdenk Date: Thu, 16 Dec 2004 21:44:03 +0000 Subject: Code cleanup. --- board/esd/cpci750/i2c.c | 62 ++++++++++++++++++++++++------------------------- 1 file changed, 31 insertions(+), 31 deletions(-) (limited to 'board/esd/cpci750/i2c.c') diff --git a/board/esd/cpci750/i2c.c b/board/esd/cpci750/i2c.c index fcec78eac6..5b1bc01c21 100644 --- a/board/esd/cpci750/i2c.c +++ b/board/esd/cpci750/i2c.c @@ -72,28 +72,28 @@ static void i2c_init (int speed, int slaveaddr) /* Setup bus */ /* gtI2cReset */ GT_REG_WRITE (I2C_SOFT_RESET, 0); - asm(" sync"); + asm(" sync"); GT_REG_WRITE (I2C_CONTROL, 0); - asm(" sync"); + asm(" sync"); DP (puts ("set baudrate\n")); GT_REG_WRITE (I2C_STATUS_BAUDE_RATE, (actualM << 3) | actualN); - asm(" sync"); + asm(" sync"); DP (puts ("udelay...\n")); udelay (I2C_DELAY); GT_REG_WRITE (I2C_CONTROL, (0x1 << 2) | (0x1 << 6)); - asm(" sync"); + asm(" sync"); } static uchar i2c_select_device (uchar dev_addr, uchar read, int ten_bit) { unsigned int status, data, bits = 7; - unsigned int control; + unsigned int control; int count = 0; DP (puts ("i2c_select_device\n")); @@ -107,19 +107,19 @@ static uchar i2c_select_device (uchar dev_addr, uchar read, int ten_bit) GT_REG_READ (I2C_CONTROL, &control); control |= (0x1 << 2); GT_REG_WRITE (I2C_CONTROL, control); - asm(" sync"); + asm(" sync"); GT_REG_READ (I2C_CONTROL, &control); control |= (0x1 << 5); /* generate the I2C_START_BIT */ GT_REG_WRITE (I2C_CONTROL, control); - asm(" sync"); + asm(" sync"); RESET_REG_BITS (I2C_CONTROL, (0x01 << 3)); - asm(" sync"); + asm(" sync"); GT_REG_READ (I2C_CONTROL, &status); while ((status & 0x08) != 0x08) { - GT_REG_READ (I2C_CONTROL, &status); - } + GT_REG_READ (I2C_CONTROL, &status); + } count = 0; @@ -128,7 +128,7 @@ static uchar i2c_select_device (uchar dev_addr, uchar read, int ten_bit) while (((status & 0xff) != 0x08) && ((status & 0xff) != 0x10)){ if (count > 200) { #ifdef DEBUG_I2C - printf ("Failed to set startbit: 0x%02x\n", status); + printf ("Failed to set startbit: 0x%02x\n", status); #endif GT_REG_WRITE (I2C_CONTROL, (0x1 << 4)); /*stop */ asm(" sync"); @@ -146,21 +146,21 @@ static uchar i2c_select_device (uchar dev_addr, uchar read, int ten_bit) /* set the read bit */ data |= read; GT_REG_WRITE (I2C_DATA, data); - asm(" sync"); + asm(" sync"); RESET_REG_BITS (I2C_CONTROL, BIT3); - asm(" sync"); + asm(" sync"); GT_REG_READ (I2C_CONTROL, &status); while ((status & 0x08) != 0x08) { - GT_REG_READ (I2C_CONTROL, &status); - } + GT_REG_READ (I2C_CONTROL, &status); + } GT_REG_READ (I2C_STATUS_BAUDE_RATE, &status); count = 0; while (((status & 0xff) != 0x40) && ((status & 0xff) != 0x18)) { if (count > 200) { #ifdef DEBUG_I2C - printf ("Failed to write address: 0x%02x\n", status); + printf ("Failed to write address: 0x%02x\n", status); #endif GT_REG_WRITE (I2C_CONTROL, (0x1 << 4)); /*stop */ return (status); @@ -195,15 +195,15 @@ static uchar i2c_get_data (uchar * return_data, int len) GT_REG_READ (I2C_CONTROL, &status); while ((status & 0x08) != 0x08) { - GT_REG_READ (I2C_CONTROL, &status); - } + GT_REG_READ (I2C_CONTROL, &status); + } GT_REG_READ (I2C_STATUS_BAUDE_RATE, &status); count++; while ((status & 0xff) != 0x50) { if (count > 20) { #ifdef DEBUG_I2C - printf ("Failed to get data len status: 0x%02x\n", status); + printf ("Failed to get data len status: 0x%02x\n", status); #endif GT_REG_WRITE (I2C_CONTROL, (0x1 << 4)); /*stop */ asm(" sync"); @@ -219,13 +219,13 @@ static uchar i2c_get_data (uchar * return_data, int len) } RESET_REG_BITS (I2C_CONTROL, BIT2 | BIT3); - asm(" sync"); + asm(" sync"); count = 0; GT_REG_READ (I2C_CONTROL, &status); while ((status & 0x08) != 0x08) { - GT_REG_READ (I2C_CONTROL, &status); - } + GT_REG_READ (I2C_CONTROL, &status); + } while ((status & 0xff) != 0x58) { if (count > 2000) { @@ -236,9 +236,9 @@ static uchar i2c_get_data (uchar * return_data, int len) count++; } GT_REG_WRITE (I2C_CONTROL, (0x1 << 4)); /* stop */ - asm(" sync"); + asm(" sync"); RESET_REG_BITS (I2C_CONTROL, (0x1 << 3)); - asm(" sync"); + asm(" sync"); return (0); } @@ -254,7 +254,7 @@ static uchar i2c_write_data (unsigned int *data, int len) DP (puts ("i2c_write_data\n")); while (len) { - count = 0; + count = 0; temp = (unsigned int) (*temp_ptr); GT_REG_WRITE (I2C_DATA, temp); asm(" sync"); @@ -264,7 +264,7 @@ static uchar i2c_write_data (unsigned int *data, int len) GT_REG_READ (I2C_CONTROL, &status); while ((status & 0x08) != 0x08) { GT_REG_READ (I2C_CONTROL, &status); - } + } GT_REG_READ (I2C_STATUS_BAUDE_RATE, &status); count++; @@ -294,7 +294,7 @@ static uchar i2c_write_byte (unsigned char *data, int len) DP (puts ("i2c_write_byte\n")); while (len) { - count = 0; + count = 0; /* Set and assert the data */ temp = *temp_ptr; GT_REG_WRITE (I2C_DATA, temp); @@ -306,7 +306,7 @@ static uchar i2c_write_byte (unsigned char *data, int len) GT_REG_READ (I2C_CONTROL, &status); while ((status & 0x08) != 0x08) { GT_REG_READ (I2C_CONTROL, &status); - } + } GT_REG_READ (I2C_STATUS_BAUDE_RATE, &status); count++; @@ -419,7 +419,7 @@ i2c_read (uchar dev_addr, unsigned int offset, int alen, uchar * data, void i2c_stop (void) { GT_REG_WRITE (I2C_CONTROL, (0x1 << 4)); - asm(" sync"); + asm(" sync"); } @@ -441,7 +441,7 @@ i2c_write (uchar dev_addr, unsigned int offset, int alen, uchar * data, status); #endif return status; - } + } status = i2c_write_byte (data, len); /* write the data */ @@ -450,7 +450,7 @@ i2c_write (uchar dev_addr, unsigned int offset, int alen, uchar * data, printf ("Data not written: 0x%02x\n", status); #endif return status; - } + } /* issue a stop bit */ i2c_stop (); return 0; -- cgit v1.2.1