在 uboot 加上 mc13892 的 read write cmd

	diff --git a/common/Makefile b/common/Makefile
	index ad7cb4f..8eee015 100644
	--- a/common/Makefile
	+++ b/common/Makefile
	@@ -168,6 +168,8 @@ COBJS-$(CONFIG_MODEM_SUPPORT) += modem.o
	COBJS-$(CONFIG_UPDATE_TFTP) += update.o
	COBJS-$(CONFIG_USB_KEYBOARD) += usb_kbd.o
	+COBJS-y += cmd_pmic.o
	+
	COBJS := $(sort $(COBJS-y))
	SRCS := $(AOBJS:.o=.S) $(COBJS:.o=.c)
	diff --git a/include/configs/mx51_bbg_android.h b/include/configs/mx51_bbg_android.h
	index 576fe89..095db74 100644
	--- a/include/configs/mx51_bbg_android.h
	+++ b/include/configs/mx51_bbg_android.h
	@@ -83,6 +83,49 @@
	#define CONFIG_NET_RETRY_COUNT 100
	#define CONFIG_CMD_I2C
	+#define CONFIG_CMD_CLOCK
	+#define CONFIG_REF_CLK_FREQ CONFIG_MX51_HCLK_FREQ
	+
	+/*
	+ * FUSE Configs
	+ * */
	+#ifdef CONFIG_CMD_IIM
	+ #define CONFIG_IMX_IIM
	+ #define IMX_IIM_BASE IIM_BASE_ADDR
	+ #define CONFIG_IIM_MAC_BANK 1
	+ #define CONFIG_IIM_MAC_ROW 9
	+#endif
	+
	+/*
	+ * SPI Configs
	+ * */
	+#ifdef CONFIG_CMD_SF
	+ #define CONFIG_FSL_SF 1
	+ #define CONFIG_SPI_FLASH_IMX_ATMEL 1
	+ #define CONFIG_SPI_FLASH_CS 1
	+ #define CONFIG_IMX_ECSPI
	+ #define IMX_CSPI_VER_2_3 1
	+ #define CONFIG_IMX_SPI_PMIC
	+ #define CONFIG_IMX_SPI_PMIC_CS 0
	+
	+ #define MAX_SPI_BYTES (64 * 4)
	+#endif
	+
	+/*
	+ * MMC Configs
	+ * */
	+#ifdef CONFIG_CMD_MMC
	+ #define CONFIG_MMC 1
	+ #define CONFIG_GENERIC_MMC
	+ #define CONFIG_IMX_MMC
	+ #define CONFIG_SYS_FSL_ESDHC_NUM 2
	+ #define CONFIG_SYS_FSL_ESDHC_ADDR 0
	+ #define CONFIG_SYS_MMC_ENV_DEV 0
	+ #define CONFIG_DOS_PARTITION 1
	+ #define CONFIG_CMD_FAT 1
	+ #define CONFIG_DYNAMIC_MMC_DEVNO
	+#endif
	+
	#include <linux/types.h>
	#include <command.h>
	#include <common.h>
	#include <imx_spi.h>
	#include <asm/arch/imx_spi_pmic.h>
	int do_pmicops(cmd_tbl_t *cmdtp,int flag,int argc,char *argv[])
	{
	int rc=0;
	u32 reg;
	u32 val;
	struct spi_slave *slave;
	slave = spi_pmic_probe();
	switch(argc) {
	case 1:
	printf("nothing\n");
	break;
	case 2:
	reg = simple_strtoul(argv[1],NULL,10);
	val = pmic_reg(slave,reg,0,0);
	printf("reg%d = %X\n",reg,val);
	break;
	case 3:
	reg = simple_strtoul(argv[1],NULL,10);
	val = simple_strtoul(argv[2],NULL,16);
	pmic_reg(slave,reg,val,1);
	printf("write reg%d = %X\n",reg,val);
	break;
	default:
	rc=1;
	printf("Too much parameters.\n");
	break;
	}
	spi_pmic_free(slave);
	return rc;
	}
	U_BOOT_CMD(pmic,3,1,do_pmicops,
	"PMIC sub system",
	"Read/Write pmic\n"
	"pmic regno : read regno\n"
	"pmic regno value(0x..) : write value to regno");

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