armv8: ls1012aqds: Add TFABOOT support

TFABOOT support includes:
 - ls1012aqds_tfa_defconfig to be loaded by trusted firmware
 - environment address and size changes for TFABOOT
 - define BOOTCOMMAND for TFABOOT

Signed-off-by: Rajesh Bhagat <rajesh.bhagat@nxp.com>
Signed-off-by: Vinitha V Pillai <vinitha.pillai@nxp.com>
Signed-off-by: Pankit Garg <pankit.garg@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>

board/freescale/ls1012aqds/MAINTAINERS

@@ -1,6 +1,8 @@
 LS1012AQDS BOARD
 M:	Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
+M:	Rajesh Bhagat <rajesh.bhagat@nxp.com>
 S:	Maintained
 F:	board/freescale/ls1012aqds/
 F:	include/configs/ls1012aqds.h
 F:	configs/ls1012aqds_qspi_defconfig
+F:	configs/ls1012aqds_tfa_defconfig

board/freescale/ls1012aqds/ls1012aqds.c

@@ -57,6 +57,16 @@ int checkboard(void)
 	return 0;
 }
 
+#ifdef CONFIG_TFABOOT
+int dram_init(void)
+{
+	gd->ram_size = tfa_get_dram_size();
+	if (!gd->ram_size)
+		gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
+
+	return 0;
+}
+#else
 int dram_init(void)
 {
 	static const struct fsl_mmdc_info mparam = {
@@ -76,7 +86,6 @@ int dram_init(void)
 	};
 
 	mmdc_init(&mparam);
-
 	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
 #if !defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD)
 	/* This will break-before-make MMU for DDR */
@@ -85,6 +94,7 @@ int dram_init(void)
 
 	return 0;
 }
+#endif
 
 int board_early_init_f(void)
 {
@@ -112,8 +122,9 @@ int board_init(void)
 
 	/* Set CCI-400 control override register to enable barrier
 	 * transaction */
-	out_le32(&cci->ctrl_ord,
+	if (current_el() == 3)
-		 CCI400_CTRLORD_EN_BARRIER);
+		out_le32(&cci->ctrl_ord,
+			 CCI400_CTRLORD_EN_BARRIER);
 
 #ifdef CONFIG_SYS_FSL_ERRATUM_A010315
 	erratum_a010315();

configs/ls1012aqds_tfa_SECURE_BOOT_defconfig

@@ -0,0 +1,65 @@
+CONFIG_ARM=y
+CONFIG_TARGET_LS1012AQDS=y
+CONFIG_SECURE_BOOT=y
+CONFIG_SYS_TEXT_BASE=0x82000000
+CONFIG_SEC_FIRMWARE_ARMV8_PSCI=y
+CONFIG_ARMV8_SEC_FIRMWARE_SUPPORT=y
+CONFIG_QSPI_AHB_INIT=y
+CONFIG_DISTRO_DEFAULTS=y
+CONFIG_NR_DRAM_BANKS=2
+# CONFIG_SYS_MALLOC_F is not set
+CONFIG_FIT_VERBOSE=y
+CONFIG_OF_BOARD_SETUP=y
+CONFIG_OF_STDOUT_VIA_ALIAS=y
+CONFIG_TFABOOT=y
+CONFIG_BOOTDELAY=10
+CONFIG_USE_BOOTARGS=y
+CONFIG_BOOTARGS="console=ttyS0,115200 root=/dev/ram0 earlycon=uart8250,mmio,0x21c0500 quiet lpj=250000"
+# CONFIG_USE_BOOTCOMMAND is not set
+CONFIG_MISC_INIT_R=y
+# CONFIG_DISPLAY_BOARDINFO is not set
+CONFIG_DISPLAY_BOARDINFO_LATE=y
+CONFIG_CMD_GREPENV=y
+CONFIG_CMD_EEPROM=y
+CONFIG_CMD_MEMTEST=y
+CONFIG_CMD_GPT=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_PCI=y
+CONFIG_CMD_SF=y
+CONFIG_CMD_USB=y
+# CONFIG_CMD_SETEXPR is not set
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_DATE=y
+CONFIG_OF_CONTROL=y
+CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1012a-qds"
+CONFIG_ENV_IS_NOWHERE=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_DM=y
+CONFIG_SCSI_AHCI=y
+CONFIG_SATA_CEVA=y
+CONFIG_DM_MMC=y
+CONFIG_FSL_ESDHC=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH=y
+# CONFIG_SPI_FLASH_USE_4K_SECTORS is not set
+CONFIG_FSL_PFE=y
+CONFIG_DM_ETH=y
+CONFIG_E1000=y
+CONFIG_PCI=y
+CONFIG_DM_PCI=y
+CONFIG_DM_PCI_COMPAT=y
+CONFIG_PCIE_LAYERSCAPE=y
+CONFIG_SCSI=y
+CONFIG_DM_SCSI=y
+CONFIG_SYS_NS16550=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_FSL_DSPI=y
+CONFIG_USB=y
+CONFIG_DM_USB=y
+CONFIG_USB_XHCI_HCD=y
+CONFIG_USB_XHCI_DWC3=y
+CONFIG_USB_STORAGE=y
+CONFIG_RSA=y
+CONFIG_RSA_SOFTWARE_EXP=y

configs/ls1012aqds_tfa_defconfig

@@ -0,0 +1,63 @@
+CONFIG_ARM=y
+CONFIG_TARGET_LS1012AQDS=y
+CONFIG_SYS_TEXT_BASE=0x82000000
+CONFIG_QSPI_AHB_INIT=y
+CONFIG_TFABOOT=y
+CONFIG_ARMV8_SEC_FIRMWARE_SUPPORT=y
+CONFIG_SEC_FIRMWARE_ARMV8_PSCI=y
+CONFIG_AHCI=y
+CONFIG_DISTRO_DEFAULTS=y
+CONFIG_NR_DRAM_BANKS=2
+# CONFIG_SYS_MALLOC_F is not set
+CONFIG_FIT_VERBOSE=y
+CONFIG_OF_BOARD_SETUP=y
+CONFIG_OF_STDOUT_VIA_ALIAS=y
+CONFIG_BOOTDELAY=10
+CONFIG_USE_BOOTARGS=y
+CONFIG_BOOTARGS="console=ttyS0,115200 root=/dev/ram0 earlycon=uart8250,mmio,0x21c0500 quiet lpj=250000"
+# CONFIG_USE_BOOTCOMMAND is not set
+CONFIG_MISC_INIT_R=y
+# CONFIG_DISPLAY_BOARDINFO is not set
+CONFIG_DISPLAY_BOARDINFO_LATE=y
+CONFIG_CMD_GREPENV=y
+CONFIG_CMD_EEPROM=y
+CONFIG_CMD_MEMTEST=y
+CONFIG_CMD_GPT=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_PCI=y
+CONFIG_CMD_SF=y
+CONFIG_CMD_USB=y
+# CONFIG_CMD_SETEXPR is not set
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_DATE=y
+CONFIG_OF_CONTROL=y
+CONFIG_DEFAULT_DEVICE_TREE="fsl-ls1012a-qds"
+CONFIG_ENV_IS_IN_SPI_FLASH=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_DM=y
+CONFIG_SCSI_AHCI=y
+CONFIG_SATA_CEVA=y
+CONFIG_DM_MMC=y
+CONFIG_FSL_ESDHC=y
+CONFIG_DM_SPI_FLASH=y
+CONFIG_SPI_FLASH=y
+# CONFIG_SPI_FLASH_USE_4K_SECTORS is not set
+CONFIG_FSL_PFE=y
+CONFIG_DM_ETH=y
+CONFIG_E1000=y
+CONFIG_PCI=y
+CONFIG_DM_PCI=y
+CONFIG_DM_PCI_COMPAT=y
+CONFIG_PCIE_LAYERSCAPE=y
+CONFIG_SCSI=y
+CONFIG_DM_SCSI=y
+CONFIG_SYS_NS16550=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_FSL_DSPI=y
+CONFIG_USB=y
+CONFIG_DM_USB=y
+CONFIG_USB_XHCI_HCD=y
+CONFIG_USB_XHCI_DWC3=y
+CONFIG_USB_STORAGE=y