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imx: imx8m: add i.MX8MN variants support

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Add i.MX8MN variants support

Reviewed-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
This commit is contained in:
Peng Fan 2020-02-05 17:39:27 +08:00 committed by Stefano Babic
parent cb1a1de6a0
commit c915403218
4 changed files with 42 additions and 3 deletions
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5
arch/arm/include/asm/arch-imx/cpu.h
View File

@ -35,6 +35,11 @@
#define MXC_CPU_IMX8MMS 0x89 /* dummy ID */
#define MXC_CPU_IMX8MMSL 0x8a /* dummy ID */
#define MXC_CPU_IMX8MN 0x8b /* dummy ID */
#define MXC_CPU_IMX8MND 0x8c /* dummy ID */
#define MXC_CPU_IMX8MNS 0x8d /* dummy ID */
#define MXC_CPU_IMX8MNL 0x8e /* dummy ID */
#define MXC_CPU_IMX8MNDL 0x8f /* dummy ID */
#define MXC_CPU_IMX8MNSL 0x181 /* dummy ID */
#define MXC_CPU_IMX8MP 0x182/* dummy ID */
#define MXC_CPU_IMX8QXP_A0 0x90 /* dummy ID */
#define MXC_CPU_IMX8QM 0x91 /* dummy ID */

9
arch/arm/include/asm/mach-imx/sys_proto.h
View File

@ -55,7 +55,14 @@
#define is_imx8mmdl() (is_cpu_type(MXC_CPU_IMX8MMDL))
#define is_imx8mms() (is_cpu_type(MXC_CPU_IMX8MMS))
#define is_imx8mmsl() (is_cpu_type(MXC_CPU_IMX8MMSL))
#define is_imx8mn() (is_cpu_type(MXC_CPU_IMX8MN))
#define is_imx8mn() (is_cpu_type(MXC_CPU_IMX8MN) || is_cpu_type(MXC_CPU_IMX8MND) || \
is_cpu_type(MXC_CPU_IMX8MNS) || is_cpu_type(MXC_CPU_IMX8MNL) || \
is_cpu_type(MXC_CPU_IMX8MNDL) || is_cpu_type(MXC_CPU_IMX8MNSL))
#define is_imx8mnd() (is_cpu_type(MXC_CPU_IMX8MND))
#define is_imx8mns() (is_cpu_type(MXC_CPU_IMX8MNS))
#define is_imx8mnl() (is_cpu_type(MXC_CPU_IMX8MNL))
#define is_imx8mndl() (is_cpu_type(MXC_CPU_IMX8MNDL))
#define is_imx8mnsl() (is_cpu_type(MXC_CPU_IMX8MNSL))
#define is_imx8mp() (is_cpu_type(MXC_CPU_IMX8MP))
#define is_imx8qxp() (is_cpu_type(MXC_CPU_IMX8QXP))

12
arch/arm/mach-imx/cpu.c
View File

@ -95,7 +95,17 @@ const char *get_imx_type(u32 imxtype)
case MXC_CPU_IMX8MP:
return "8MP"; /* Quad-core version of the imx8mp */
case MXC_CPU_IMX8MN:
return "8MNano";/* Quad-core version of the imx8mn */
return "8MNano Quad"; /* Quad-core version */
case MXC_CPU_IMX8MND:
return "8MNano Dual"; /* Dual-core version */
case MXC_CPU_IMX8MNS:
return "8MNano Solo"; /* Single-core version */
case MXC_CPU_IMX8MNL:
return "8MNano QuadLite"; /* Quad-core Lite version */
case MXC_CPU_IMX8MNDL:
return "8MNano DualLite"; /* Dual-core Lite version */
case MXC_CPU_IMX8MNSL:
return "8MNano SoloLite"; /* Single-core Lite version */
case MXC_CPU_IMX8MM:
return "8MMQ"; /* Quad-core version of the imx8mm */
case MXC_CPU_IMX8MML:

19
arch/arm/mach-imx/imx8m/soc.c
View File

@ -188,6 +188,23 @@ static u32 get_cpu_variant_type(u32 type)
return MXC_CPU_IMX8MML;
break;
}
} else if (type == MXC_CPU_IMX8MN) {
switch (value & 0x3) {
case 2:
if (value & 0x1000000)
return MXC_CPU_IMX8MNDL;
else
return MXC_CPU_IMX8MND;
case 3:
if (value & 0x1000000)
return MXC_CPU_IMX8MNSL;
else
return MXC_CPU_IMX8MNS;
default:
if (value & 0x1000000)
return MXC_CPU_IMX8MNL;
break;
}
}
return type;
@ -208,7 +225,7 @@ u32 get_cpu_rev(void)
return (MXC_CPU_IMX8MP << 12) | reg;
} else if (major_low == 0x42) {
/* iMX8MN */
return (MXC_CPU_IMX8MN << 12) | reg;
type = get_cpu_variant_type(MXC_CPU_IMX8MN);
} else if (major_low == 0x41) {
type = get_cpu_variant_type(MXC_CPU_IMX8MM);
} else {