[U-Boot] [PATCH] ARM64: zynqmp: Add support for standard distro boot commands

[Michal Simek]

Nand and QSPI are not defined now but this will be extended.
Based on selected bootmode boot_targets are rewritten.
Patch also contains detection if variables are saved. If yes don't
rewrite boot_targets variable.

Also move variable setup to the end of file because SCSI needs to be
defined before others macros are using it.

Signed-off-by: Michal Simek <michal.simek at xilinx.com>
---

Patch depends on
"env: Setup GD_FLG_ENV_DEFAULT flag when default environment are used"

---
 board/xilinx/zynqmp/zynqmp.c    | 20 +++++++++-----
 include/configs/xilinx_zynqmp.h | 59 ++++++++++++++++++++++++++++++-----------
 2 files changed, 57 insertions(+), 22 deletions(-)

diff --git a/board/xilinx/zynqmp/zynqmp.c b/board/xilinx/zynqmp/zynqmp.c
index 4623cd49e9c7..46c332215b6b 100644
--- a/board/xilinx/zynqmp/zynqmp.c
+++ b/board/xilinx/zynqmp/zynqmp.c
@@ -215,6 +215,11 @@ int board_late_init(void)
 	u32 reg = 0;
 	u8 bootmode;
 
+	if (!(gd->flags & GD_FLG_ENV_DEFAULT)) {
+		debug("Saved variables - Skipping\n");
+		return 0;
+	}
+
 	reg = readl(&crlapb_base->boot_mode);
 	bootmode = reg & BOOT_MODES_MASK;
 
@@ -222,31 +227,32 @@ int board_late_init(void)
 	switch (bootmode) {
 	case JTAG_MODE:
 		puts("JTAG_MODE\n");
-		setenv("modeboot", "jtagboot");
+		setenv("boot_targets", "pxe dhcp");
 		break;
 	case QSPI_MODE_24BIT:
 	case QSPI_MODE_32BIT:
-		setenv("modeboot", "qspiboot");
+		setenv("boot_targets", "qspi0");
 		puts("QSPI_MODE\n");
 		break;
 	case EMMC_MODE:
 		puts("EMMC_MODE\n");
-		setenv("modeboot", "sdboot");
+		setenv("boot_targets", "mmc0");
 		break;
 	case SD_MODE:
 		puts("SD_MODE\n");
-		setenv("modeboot", "sdboot");
+		setenv("boot_targets", "mmc0");
 		break;
 	case SD_MODE1:
 		puts("SD_MODE1\n");
 #if defined(CONFIG_ZYNQ_SDHCI0) && defined(CONFIG_ZYNQ_SDHCI1)
-		setenv("sdbootdev", "1");
+		setenv("boot_targets", "mmc1");
+#else
+		setenv("boot_targets", "mmc0");
 #endif
-		setenv("modeboot", "sdboot");
 		break;
 	case NAND_MODE:
 		puts("NAND_MODE\n");
-		setenv("modeboot", "nandboot");
+		setenv("boot_targets", "nand0");
 		break;
 	default:
 		printf("Invalid Boot Mode:0x%x\n", bootmode);
diff --git a/include/configs/xilinx_zynqmp.h b/include/configs/xilinx_zynqmp.h
index 795d58646e15..3fba87ac194e 100644
--- a/include/configs/xilinx_zynqmp.h
+++ b/include/configs/xilinx_zynqmp.h
@@ -147,21 +147,6 @@
 # define DFU_ALT_INFO
 #endif
 
-/* Initial environment variables */
-#ifndef CONFIG_EXTRA_ENV_SETTINGS
-#define CONFIG_EXTRA_ENV_SETTINGS \
-	"kernel_addr=0x80000\0" \
-	"fdt_addr=0x7000000\0" \
-	"fdt_high=0x10000000\0" \
-	CONFIG_KERNEL_FDT_OFST_SIZE \
-	"sdbootdev=0\0"\
-	"sdboot=mmc dev $sdbootdev && mmcinfo && load mmc $sdbootdev:$partid $fdt_addr system.dtb && " \
-		"load mmc $sdbootdev:$partid $kernel_addr Image && " \
-		"booti $kernel_addr - $fdt_addr\0" \
-	DFU_ALT_INFO
-#endif
-
-#define CONFIG_BOOTCOMMAND	"run $modeboot"
 #define CONFIG_BOOTDELAY	3
 
 #define CONFIG_BOARD_LATE_INIT
@@ -231,6 +216,50 @@
 #define CONFIG_BOARD_EARLY_INIT_R
 #define CONFIG_CLOCKS
 
+#define ENV_MEM_LAYOUT_SETTINGS \
+	"fdt_high=10000000\0" \
+	"initrd_high=10000000\0" \
+	"fdt_addr_r=0x40000000\0" \
+	"pxefile_addr_r=0x10000000\0" \
+	"kernel_addr_r=0x18000000\0" \
+	"scriptaddr=0x02000000\0" \
+	"ramdisk_addr_r=0x02100000\0" \
+
+#if defined(CONFIG_ZYNQ_SDHCI)
+# define BOOT_TARGET_DEVICES_MMC(func)	func(MMC, mmc, 0) func(MMC, mmc, 1)
+#else
+# define BOOT_TARGET_DEVICES_MMC(func)
+#endif
+
+#if defined(CONFIG_SATA_CEVA)
+# define BOOT_TARGET_DEVICES_SCSI(func)	func(SCSI, scsi, 0)
+#else
+# define BOOT_TARGET_DEVICES_SCSI(func)
+#endif
+
+#if defined(CONFIG_ZYNQMP_USB)
+# define BOOT_TARGET_DEVICES_USB(func)	func(USB, usb, 0) func(USB, usb, 1)
+#else
+# define BOOT_TARGET_DEVICES_USB(func)
+#endif
+
+#define BOOT_TARGET_DEVICES(func) \
+	BOOT_TARGET_DEVICES_MMC(func) \
+	BOOT_TARGET_DEVICES_USB(func) \
+	BOOT_TARGET_DEVICES_SCSI(func) \
+	func(PXE, pxe, na) \
+	func(DHCP, dhcp, na)
+
+#include <config_distro_bootcmd.h>
+
+/* Initial environment variables */
+#ifndef CONFIG_EXTRA_ENV_SETTINGS
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	ENV_MEM_LAYOUT_SETTINGS \
+	BOOTENV \
+	DFU_ALT_INFO
+#endif
+
 #define CONFIG_SPL_TEXT_BASE		0xfffc0000
 #define CONFIG_SPL_MAX_SIZE		0x20000
 
-- 
1.9.1