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-rw-r--r--arch/arm/include/asm/arch-imx8/sys_proto.h1
-rw-r--r--arch/arm/mach-imx/imx8/cpu.c30
-rw-r--r--board/freescale/imx8qxp_mek/spl.c2
3 files changed, 32 insertions, 1 deletions
diff --git a/arch/arm/include/asm/arch-imx8/sys_proto.h b/arch/arm/include/asm/arch-imx8/sys_proto.h
index 2a08ef939d..6f1fc8f999 100644
--- a/arch/arm/include/asm/arch-imx8/sys_proto.h
+++ b/arch/arm/include/asm/arch-imx8/sys_proto.h
@@ -29,3 +29,4 @@ int sc_pm_setup_uart(sc_rsrc_t uart_rsrc, sc_pm_clock_rate_t clk_rate);
int imx8_power_domain_lookup_name(const char *name,
struct power_domain *power_domain);
void imx8_power_off_pd_devices(const char *permanent_on_devices[], int size);
+bool m4_parts_booted(void);
diff --git a/arch/arm/mach-imx/imx8/cpu.c b/arch/arm/mach-imx/imx8/cpu.c
index 103a29746a..6d7b17b464 100644
--- a/arch/arm/mach-imx/imx8/cpu.c
+++ b/arch/arm/mach-imx/imx8/cpu.c
@@ -585,3 +585,33 @@ void board_boot_order(u32 *spl_boot_list)
spl_boot_list[0] = BOOT_DEVICE_NOR;
}
}
+
+bool m4_parts_booted(void)
+{
+ sc_rm_pt_t m4_parts[2];
+ int err;
+
+ err = sc_rm_get_resource_owner(-1, SC_R_M4_0_PID0, &m4_parts[0]);
+ if (err) {
+ printf("%s get resource [%d] owner error: %d\n", __func__,
+ SC_R_M4_0_PID0, err);
+ return false;
+ }
+
+ if (sc_pm_is_partition_started(-1, m4_parts[0]))
+ return true;
+
+ if (is_imx8qm()) {
+ err = sc_rm_get_resource_owner(-1, SC_R_M4_1_PID0, &m4_parts[1]);
+ if (err) {
+ printf("%s get resource [%d] owner error: %d\n",
+ __func__, SC_R_M4_1_PID0, err);
+ return false;
+ }
+
+ if (sc_pm_is_partition_started(-1, m4_parts[1]))
+ return true;
+ }
+
+ return false;
+}
diff --git a/board/freescale/imx8qxp_mek/spl.c b/board/freescale/imx8qxp_mek/spl.c
index 32b61095b0..eefee64ab1 100644
--- a/board/freescale/imx8qxp_mek/spl.c
+++ b/board/freescale/imx8qxp_mek/spl.c
@@ -58,7 +58,7 @@ void spl_board_init(void)
void spl_board_prepare_for_boot(void)
{
- imx_power_off_pd_devices(NULL, 0);
+ imx8_power_off_pd_devices(NULL, 0);
}
#ifdef CONFIG_SPL_LOAD_FIT