spi: mpc8xxx: Rename camel-case variables

There are three variables that have camel-case names, which is not the
preferred naming style.

Give those variables more compliant names instead.

Signed-off-by: Mario Six <mario.six@gdsys.cc>
Acked-by: Jagan Teki <jagan@amarulasolutions.com>

diff --git a/drivers/spi/mpc8xxx_spi.c b/drivers/spi/mpc8xxx_spi.c
index 3016cfe2caee0e20643fb7ebc4095b5790086adc..0393765b6f31caf0bcafdf5c1388e9901817d69c 100644 (file)
--- a/drivers/spi/mpc8xxx_spi.c
+++ b/drivers/spi/mpc8xxx_spi.c
@@ -77,9 +77,9 @@ int spi_xfer(struct spi_slave *slave, uint bitlen, const void *dout, void *din,
 {
        volatile spi8xxx_t *spi = &((immap_t *) (CONFIG_SYS_IMMR))->spi;
        uint tmpdout, tmpdin, event;
-       int numBlks = DIV_ROUND_UP(bitlen, 32);
-       int tm, isRead = 0;
-       uchar charSize = 32;
+       int num_blks = DIV_ROUND_UP(bitlen, 32);
+       int tm, is_read = 0;
+       uchar char_size = 32;
 
        debug("spi_xfer: slave %u:%u dout %08X din %08X bitlen %u\n",
              slave->bus, slave->cs, *(uint *) dout, *(uint *) din, bitlen);
@@ -91,12 +91,12 @@ int spi_xfer(struct spi_slave *slave, uint bitlen, const void *dout, void *din,
        spi->event = 0xffffffff;
 
        /* Handle data in 32-bit chunks */
-       while (numBlks--) {
+       while (num_blks--) {
                tmpdout = 0;
-               charSize = (bitlen >= 32 ? 32 : bitlen);
+               char_size = (bitlen >= 32 ? 32 : bitlen);
 
                /* Shift data so it's msb-justified */
-               tmpdout = *(u32 *) dout >> (32 - charSize);
+               tmpdout = *(u32 *) dout >> (32 - char_size);
 
                /* The LEN field of the SPMODE register is set as follows:
                 *
@@ -134,15 +134,15 @@ int spi_xfer(struct spi_slave *slave, uint bitlen, const void *dout, void *din,
                 * or time out (1 second = 1000 ms)
                 * The NE event must be read and cleared first
                 */
-               for (tm = 0, isRead = 0; tm < SPI_TIMEOUT; ++tm) {
+               for (tm = 0, is_read = 0; tm < SPI_TIMEOUT; ++tm) {
                        event = spi->event;
                        if (event & SPI_EV_NE) {
                                tmpdin = spi->rx;
                                spi->event |= SPI_EV_NE;
-                               isRead = 1;
+                               is_read = 1;
 
-                               *(u32 *) din = (tmpdin << (32 - charSize));
-                               if (charSize == 32) {
+                               *(u32 *) din = (tmpdin << (32 - char_size));
+                               if (char_size == 32) {
                                        /* Advance output buffer by 32 bits */
                                        din += 4;
                                }
@@ -153,7 +153,7 @@ int spi_xfer(struct spi_slave *slave, uint bitlen, const void *dout, void *din,
                         * in the future put an arbitrary delay after writing
                         * the device.  Arbitrary delays suck, though...
                         */
-                       if (isRead && (event & SPI_EV_NF))
+                       if (is_read && (event & SPI_EV_NF))
                                break;
                }
                if (tm >= SPI_TIMEOUT)