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authorPeng Fan <peng.fan@nxp.com>2021-08-07 16:00:31 +0800
committerStefano Babic <sbabic@denx.de>2021-08-09 14:46:50 +0200
commit331d40d7014d932ba7ebaf2450885d8dc427a023 (patch)
tree763b9a739966b751af1200e05f8647f56b559843 /arch
parent19b990b4f756a6f0b661b2a3ba3f67228be773f4 (diff)
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arm: imx: add i.MX8ULP cpu type and helper
Add i.MX8ULP cpu type and helpers. Signed-off-by: Peng Fan <peng.fan@nxp.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/include/asm/arch-imx/cpu.h4
-rw-r--r--arch/arm/include/asm/arch-imx8ulp/sys_proto.h11
-rw-r--r--arch/arm/include/asm/mach-imx/sys_proto.h1
-rw-r--r--arch/arm/mach-imx/imx8ulp/soc.c11
4 files changed, 27 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-imx/cpu.h b/arch/arm/include/asm/arch-imx/cpu.h
index 267a094e5a..fe96378971 100644
--- a/arch/arm/include/asm/arch-imx/cpu.h
+++ b/arch/arm/include/asm/arch-imx/cpu.h
@@ -50,8 +50,12 @@
#define MXC_CPU_IMX8QXP_A0 0x90 /* dummy ID */
#define MXC_CPU_IMX8QM 0x91 /* dummy ID */
#define MXC_CPU_IMX8QXP 0x92 /* dummy ID */
+
+#define MXC_CPU_IMX8ULP 0xA1 /* dummy ID */
+
#define MXC_CPU_IMXRT1020 0xB4 /* dummy ID */
#define MXC_CPU_IMXRT1050 0xB6 /* dummy ID */
+
#define MXC_CPU_MX7ULP 0xE1 /* Temporally hard code */
#define MXC_CPU_VF610 0xF6 /* dummy ID */
diff --git a/arch/arm/include/asm/arch-imx8ulp/sys_proto.h b/arch/arm/include/asm/arch-imx8ulp/sys_proto.h
new file mode 100644
index 0000000000..cab12c218e
--- /dev/null
+++ b/arch/arm/include/asm/arch-imx8ulp/sys_proto.h
@@ -0,0 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2021 NXP
+ */
+
+#ifndef __ARCH_IMX8ULP_SYS_PROTO_H
+#define __ARCH_NMX8ULP_SYS_PROTO_H
+
+#include <asm/mach-imx/sys_proto.h>
+
+#endif
diff --git a/arch/arm/include/asm/mach-imx/sys_proto.h b/arch/arm/include/asm/mach-imx/sys_proto.h
index b612189849..ad446940ff 100644
--- a/arch/arm/include/asm/mach-imx/sys_proto.h
+++ b/arch/arm/include/asm/mach-imx/sys_proto.h
@@ -51,6 +51,7 @@ struct bd_info;
#define is_imx8md() (is_cpu_type(MXC_CPU_IMX8MD))
#define is_imx8mql() (is_cpu_type(MXC_CPU_IMX8MQL))
#define is_imx8qm() (is_cpu_type(MXC_CPU_IMX8QM))
+#define is_imx8ulp() (is_cpu_type(MXC_CPU_IMX8ULP))
#define is_imx8mm() (is_cpu_type(MXC_CPU_IMX8MM) || is_cpu_type(MXC_CPU_IMX8MML) ||\
is_cpu_type(MXC_CPU_IMX8MMD) || is_cpu_type(MXC_CPU_IMX8MMDL) || \
is_cpu_type(MXC_CPU_IMX8MMS) || is_cpu_type(MXC_CPU_IMX8MMSL))
diff --git a/arch/arm/mach-imx/imx8ulp/soc.c b/arch/arm/mach-imx/imx8ulp/soc.c
new file mode 100644
index 0000000000..b3679aefcb
--- /dev/null
+++ b/arch/arm/mach-imx/imx8ulp/soc.c
@@ -0,0 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2021 NXP
+ */
+
+#include <asm/arch/sys_proto.h>
+
+u32 get_cpu_rev(void)
+{
+ return (MXC_CPU_IMX8ULP << 12) | CHIP_REV_1_0;
+}