[POWERPC] 4xx: Minor coding style cleanups for 4xx bootwrapper

Remove some unneeded braces and make a busy loop more obvious.

Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>

diff --git a/arch/powerpc/boot/4xx.c b/arch/powerpc/boot/4xx.c
index 1a83efe274c12023bceed06bb6491d00d1710fad..33f25b671340ba20c4be26762d622d42fc94a44b 100644 (file)
--- a/arch/powerpc/boot/4xx.c
+++ b/arch/powerpc/boot/4xx.c
@@ -243,7 +243,8 @@ void ibm4xx_quiesce_eth(u32 *emac0, u32 *emac1)
                *emac1 = EMAC_RESET;
 
        mtdcr(DCRN_MAL0_CFG, MAL_RESET);
-       while (mfdcr(DCRN_MAL0_CFG) & MAL_RESET) {};
+       while (mfdcr(DCRN_MAL0_CFG) & MAL_RESET)
+               ; /* loop until reset takes effect */
 }
 
 /* Read 4xx EBC bus bridge registers to get mappings of the peripheral
@@ -515,19 +516,17 @@ void ibm405gp_fixup_clocks(unsigned int sys_clk, unsigned int ser_clk)
        opb = plb / opdv;
        ebc = plb / epdv;
 
-       if (cpc0_cr0 & 0x80) {
+       if (cpc0_cr0 & 0x80)
                /* uart0 uses the external clock */
                uart0 = ser_clk;
-       } else {
+       else
                uart0 = cpu / udiv;
-       }
 
-       if (cpc0_cr0 & 0x40) {
+       if (cpc0_cr0 & 0x40)
                /* uart1 uses the external clock */
                uart1 = ser_clk;
-       } else {
+       else
                uart1 = cpu / udiv;
-       }
 
        /* setup the timebase clock to tick at the cpu frequency */
        cpc0_cr1 = cpc0_cr1 & ~0x00800000;