mx35pdk: Remove duplicate CPU revision and reset cause information

MX35PDK board does not need to print CPU revision and reset cause in board file
because this is printed by common code when CONFIG_DISPLAY_CPUINFO is selected

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>

board/freescale/mx35pdk/mx35pdk.c

@@ -263,10 +263,6 @@ int board_late_init(void)
 
 int checkboard(void)
 {
-	struct ccm_regs *ccm =
-		(struct ccm_regs *)IMX_CCM_BASE;
-	u32 cpu_rev = get_cpu_rev();
-
 	/*
 	 * Be sure that I2C is initialized to check
 	 * the board revision
@@ -274,28 +270,7 @@ int checkboard(void)
 	i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
 
 	/* Print board revision */
-	printf("Board: MX35 PDK %d.0 ", ((get_board_rev() >> 8) + 1) & 0x0F);
-
-	/* Print CPU revision */
-	printf("i.MX35 %d.%d [", (cpu_rev & 0xF0) >> 4, cpu_rev & 0x0F);
-
-	switch (readl(&ccm->rcsr) & 0x0F) {
-	case 0x0000:
-		puts("POR");
-		break;
-	case 0x0002:
-		puts("JTAG");
-		break;
-	case 0x0004:
-		puts("RST");
-		break;
-	case 0x0008:
-		puts("WDT");
-		break;
-	default:
-		puts("unknown");
-	}
-	puts("]\n");
+	printf("Board: MX35 PDK %d.0\n", ((get_board_rev() >> 8) + 1) & 0x0F);
 
 	return 0;
 }