Add get_boot_device to detect boot device.
Add print_bootinfo to print the boot device info.
Signed-off-by: Peng Fan <peng....@nxp.com>
---
arch/arm/include/asm/arch-imx8/sys_proto.h | 10 ++++
arch/arm/mach-imx/imx8/cpu.c | 88 +++++++++++++++++++++++++++++-
2 files changed, 97 insertions(+), 1 deletion(-)
create mode 100644 arch/arm/include/asm/arch-imx8/sys_proto.h
diff --git a/arch/arm/include/asm/arch-imx8/sys_proto.h
b/arch/arm/include/asm/arch-imx8/sys_proto.h
new file mode 100644
index 0000000000..f9a3016132
--- /dev/null
+++ b/arch/arm/include/asm/arch-imx8/sys_proto.h
@@ -0,0 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2018 NXP
+ */
+
+#include <asm/mach-imx/sys_proto.h>
+#include <linux/types.h>
+
+enum boot_device get_boot_device(void);
+int print_bootinfo(void);
diff --git a/arch/arm/mach-imx/imx8/cpu.c b/arch/arm/mach-imx/imx8/cpu.c
index eed92d9963..7aecaac356 100644
--- a/arch/arm/mach-imx/imx8/cpu.c
+++ b/arch/arm/mach-imx/imx8/cpu.c
@@ -6,10 +6,11 @@
#include <common.h>
#include <errno.h>
#include <asm/arch/cpu.h>
-#include <asm/arch/sys_proto.h>
#include <asm/arch/clock.h>
+#include <asm/arch/sys_proto.h>
#include <asm/arch/sci/sci.h>
#include <asm/arch-imx/cpu.h>
+#include <asm/mach-imx/boot_mode.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -77,3 +78,88 @@ int print_cpuinfo(void)
return 0;
}
#endif
+
+int print_bootinfo(void)
+{
+ enum boot_device bt_dev = get_boot_device();
+
+ puts("Boot: ");
+ switch (bt_dev) {
+ case SD1_BOOT:
+ puts("SD0\n");
+ break;
+ case SD2_BOOT:
+ puts("SD1\n");
+ break;
+ case SD3_BOOT:
+ puts("SD2\n");
+ break;
+ case MMC1_BOOT:
+ puts("MMC0\n");
+ break;
+ case MMC2_BOOT:
+ puts("MMC1\n");
+ break;
+ case MMC3_BOOT:
+ puts("MMC2\n");
+ break;
+ case FLEXSPI_BOOT:
+ puts("FLEXSPI\n");
+ break;
+ case SATA_BOOT:
+ puts("SATA\n");
+ break;
+ case NAND_BOOT:
+ puts("NAND\n");
+ break;
+ case USB_BOOT:
+ puts("USB\n");
+ break;
+ default:
+ printf("Unknown device %u\n", bt_dev);
+ break;
+ }
+
+ return 0;
+}
+
+enum boot_device get_boot_device(void)
+{
+ enum boot_device boot_dev = SD1_BOOT;
+
+ sc_ipc_t ipchndl = 0;
+ sc_rsrc_t dev_rsrc;
+
+ ipchndl = gd->arch.ipc_channel_handle;
+ sc_misc_get_boot_dev(ipchndl, &dev_rsrc);
+
+ switch (dev_rsrc) {
+ case SC_R_SDHC_0:
+ boot_dev = MMC1_BOOT;
+ break;
+ case SC_R_SDHC_1:
+ boot_dev = SD2_BOOT;
+ break;
+ case SC_R_SDHC_2:
+ boot_dev = SD3_BOOT;
+ break;
+ case SC_R_NAND:
+ boot_dev = NAND_BOOT;
+ break;
+ case SC_R_FSPI_0:
+ boot_dev = FLEXSPI_BOOT;
+ break;
+ case SC_R_SATA_0:
+ boot_dev = SATA_BOOT;
+ break;
+ case SC_R_USB_0:
+ case SC_R_USB_1:
+ case SC_R_USB_2:
+ boot_dev = USB_BOOT;
+ break;
+ default:
+ break;
+ }
+
+ return boot_dev;
+}
--
2.14.1
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