board/ronetix/pm9263/pm9263.c: Fix GCC 4.6 warning

Fix:
pm9263.c: In function 'pm9263_lcd_hw_psram_init':
pm9263.c:167:20: warning: variable 'x' set but not used
[-Wunused-but-set-variable]

Signed-off-by: Anatolij Gustschin <agust@denx.de>

diff --git a/board/ronetix/pm9263/pm9263.c b/board/ronetix/pm9263/pm9263.c
index cfc9847ccc6867b4e4b5dba98aa3cec6949e0a38..4b6fd663e65a60f2904686f908fcd526b24105de 100644 (file)
--- a/board/ronetix/pm9263/pm9263.c
+++ b/board/ronetix/pm9263/pm9263.c
@@ -164,7 +164,6 @@ void lcd_disable(void)
 /* Initialize the PSRAM memory */
 static int pm9263_lcd_hw_psram_init(void)
 {
-       volatile uint16_t x;
        unsigned long csa;
        struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC1;
        struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX;
@@ -196,14 +195,14 @@ static int pm9263_lcd_hw_psram_init(void)
        at91_set_pio_value(PSRAM_CRE_PIN, 0);   /* set PSRAM_CRE_PIN to '0' */
 
        /* PSRAM: write BCR */
-       x = readw(PSRAM_CTRL_REG);
-       x = readw(PSRAM_CTRL_REG);
+       readw(PSRAM_CTRL_REG);
+       readw(PSRAM_CTRL_REG);
        writew(1, PSRAM_CTRL_REG);      /* 0 - RCR,1 - BCR */
        writew(0x9d4f, PSRAM_CTRL_REG); /* write the BCR */
 
        /* write RCR of the PSRAM */
-       x = readw(PSRAM_CTRL_REG);
-       x = readw(PSRAM_CTRL_REG);
+       readw(PSRAM_CTRL_REG);
+       readw(PSRAM_CTRL_REG);
        writew(0, PSRAM_CTRL_REG);      /* 0 - RCR,1 - BCR */
        /* set RCR; 0x10-async mode,0x90-page mode */
        writew(0x90, PSRAM_CTRL_REG);
@@ -222,8 +221,8 @@ static int pm9263_lcd_hw_psram_init(void)
                at91_set_pio_value(PSRAM_CRE_PIN, 1); /* set PSRAM_CRE_PIN to '1' */
 
                /* write RCR of the PSRAM */
-               x = readw(PSRAM_CTRL_REG);
-               x = readw(PSRAM_CTRL_REG);
+               readw(PSRAM_CTRL_REG);
+               readw(PSRAM_CTRL_REG);
                writew(0, PSRAM_CTRL_REG);      /* 0 - RCR,1 - BCR */
                /* set RCR;0x10-async mode,0x90-page mode */
                writew(0x90, PSRAM_CTRL_REG);