dm: arm: rpi: Drop CONFIG_OF_EMBED

We should not use an embedded device tree on a production board. There
does not seem to be any reason for it in commit 76709096. So drop this.
Signed-off-by: NSimon Glass <sjg@chromium.org>

configs/rpi_2_defconfig

@@ -13,7 +13,6 @@ CONFIG_CMD_MMC=y
 CONFIG_CMD_USB=y
 # CONFIG_CMD_FPGA is not set
 CONFIG_CMD_GPIO=y
-CONFIG_OF_EMBED=y
 CONFIG_DM_MMC=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_BCM2835=y

configs/rpi_3_32b_defconfig

@@ -14,7 +14,6 @@ CONFIG_CMD_MMC=y
 CONFIG_CMD_USB=y
 # CONFIG_CMD_FPGA is not set
 CONFIG_CMD_GPIO=y
-CONFIG_OF_EMBED=y
 CONFIG_DM_MMC=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_BCM2835=y

configs/rpi_3_defconfig

@@ -14,7 +14,6 @@ CONFIG_CMD_MMC=y
 CONFIG_CMD_USB=y
 # CONFIG_CMD_FPGA is not set
 CONFIG_CMD_GPIO=y
-CONFIG_OF_EMBED=y
 CONFIG_DM_MMC=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_BCM2835=y

configs/rpi_defconfig

@@ -13,7 +13,6 @@ CONFIG_CMD_MMC=y
 CONFIG_CMD_USB=y
 # CONFIG_CMD_FPGA is not set
 CONFIG_CMD_GPIO=y
-CONFIG_OF_EMBED=y
 CONFIG_DM_MMC=y
 CONFIG_MMC_SDHCI=y
 CONFIG_MMC_SDHCI_BCM2835=y