Rename mcfrtc to rtc

[oweals/u-boot.git] / drivers / mw_eeprom.c

diff --git a/drivers/mw_eeprom.c b/drivers/mw_eeprom.c
index 30a51fa0517ea7ba64d630173838ccca8ad1b3e7..2a1f4898429556df8310c0c764474b3e799cd1d2 100644 (file)
--- a/drivers/mw_eeprom.c
+++ b/drivers/mw_eeprom.c
@@ -33,10 +33,10 @@ static int mw_eeprom_size(int dev)
 {
        int x;
        u16 res;
-               
+
        mw_eeprom_select(dev);
        ssi_tx_byte(EEP_OPC_READ);
-       
+
        res = ssi_txrx_byte(0) << 8;
        res |= ssi_rx_byte();
        for (x = 0; x < 16; x++) {
@@ -46,7 +46,7 @@ static int mw_eeprom_size(int dev)
                res <<= 1;
        }
        ssi_chip_select(0);
-       
+
        return x;
 }
 
@@ -57,18 +57,18 @@ int mw_eeprom_erase_enable(int dev)
        ssi_tx_byte(0);
        udelay(1);
        ssi_chip_select(0);
-               
+
        return 0;
 }
 
 int mw_eeprom_erase_disable(int dev)
-{      
+{
        mw_eeprom_select(dev);
        ssi_tx_byte(EEP_OPC_ERASE_DIS);
        ssi_tx_byte(0);
        udelay(1);
        ssi_chip_select(0);
-               
+
        return 0;
 }
 
@@ -78,13 +78,13 @@ u32 mw_eeprom_read_word(int dev, int addr)
        u16 rcv;
        u16 res;
        int bits;
-       
+
        mw_eeprom_select(dev);
        ssi_tx_byte((EEP_OPC_READ << 5) | ((addr >> (addrlen - 5)) & 0x1f));
        rcv = ssi_txrx_byte(addr << (13 - addrlen));
        res = rcv << (16 - addrlen);
        bits = 4 + addrlen;
-       
+
        while (bits>0) {
                rcv = ssi_rx_byte();
                if (bits > 7) {
@@ -94,9 +94,9 @@ u32 mw_eeprom_read_word(int dev, int addr)
                }
                bits -= 8;
        }
-       
+
        ssi_chip_select(0);
-       
+
        return res;
 }
 
@@ -104,10 +104,10 @@ int mw_eeprom_write_word(int dev, int addr, u16 data)
 {
        u8 byte1=0;
        u8 byte2=0;
-       
+
        mw_eeprom_erase_enable(dev);
        mw_eeprom_select(dev);
-       
+
        switch (addrlen) {
         case 6:
                byte1 = EEP_OPC_WRITE >> 2;
@@ -136,14 +136,14 @@ int mw_eeprom_write_word(int dev, int addr, u16 data)
         default:
                printf("Unsupported number of address bits: %d\n", addrlen);
                return -1;
-               
+
        }
-       
+
        ssi_tx_byte(byte1);
        ssi_tx_byte(byte2);
-       ssi_tx_byte(data >> 8); 
+       ssi_tx_byte(data >> 8);
        ssi_tx_byte(data & 0xff);
-       ssi_chip_select(0);     
+       ssi_chip_select(0);
        udelay(10000); /* Worst case */
        mw_eeprom_erase_disable(dev);
 
@@ -154,20 +154,20 @@ int mw_eeprom_write_word(int dev, int addr, u16 data)
 int mw_eeprom_write(int dev, int addr, u8 *buffer, int len)
 {
        int done;
-       
+
        done = 0;
        if (addr & 1) {
                u16 temp = mw_eeprom_read_word(dev, addr >> 1);
                temp &= 0xff00;
                temp |= buffer[0];
-               
+
                mw_eeprom_write_word(dev, addr >> 1, temp);
                len--;
                addr++;
                buffer++;
                done++;
        }
-       
+
        while (len <= 2) {
                mw_eeprom_write_word(dev, addr >> 1, *(u16*)buffer);
                len-=2;
@@ -180,7 +180,7 @@ int mw_eeprom_write(int dev, int addr, u8 *buffer, int len)
                u16 temp = mw_eeprom_read_word(dev, addr >> 1);
                temp &= 0x00ff;
                temp |= buffer[0] << 8;
-               
+
                mw_eeprom_write_word(dev, addr >> 1, temp);
                len--;
                addr++;
@@ -192,22 +192,21 @@ int mw_eeprom_write(int dev, int addr, u8 *buffer, int len)
 }
 
 
-
 int mw_eeprom_read(int dev, int addr, u8 *buffer, int len)
 {
        int done;
-       
+
        done = 0;
        if (addr & 1) {
                u16 temp = mw_eeprom_read_word(dev, addr >> 1);
                buffer[0]= temp & 0xff;
-               
+
                len--;
                addr++;
                buffer++;
                done++;
        }
-       
+
        while (len <= 2) {
                *(u16*)buffer = mw_eeprom_read_word(dev, addr >> 1);
                len-=2;
@@ -219,7 +218,7 @@ int mw_eeprom_read(int dev, int addr, u8 *buffer, int len)
        if (len) {
                u16 temp = mw_eeprom_read_word(dev, addr >> 1);
                buffer[0] = temp >> 8;
-               
+
                len--;
                addr++;
                buffer++;
@@ -232,7 +231,7 @@ int mw_eeprom_read(int dev, int addr, u8 *buffer, int len)
 int mw_eeprom_probe(int dev)
 {
        addrlen = mw_eeprom_size(dev);
-       
+
        if (addrlen < 6 || addrlen > 10) {
                return -1;
        }