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imx: imx8m: add i.MX8MQ Dual and QuadLite support

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Add i.MX8MQ Dual and QuadLite variants.

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 17:34:54 +08:00 • committed by Stefano Babic
parent 354dcce682
commit cb1a1de6a0
4 changed files with 19 additions and 3 deletions
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2
arch/arm/include/asm/arch-imx/cpu.h
View file

@ -26,6 +26,8 @@
#define MXC_CPU_MX7S 0x71 /* dummy ID */
#define MXC_CPU_MX7D 0x72
#define MXC_CPU_IMX8MQ 0x82
#define MXC_CPU_IMX8MD 0x83 /* dummy ID */
#define MXC_CPU_IMX8MQL 0x84 /* dummy ID */
#define MXC_CPU_IMX8MM 0x85 /* dummy ID */
#define MXC_CPU_IMX8MML 0x86 /* dummy ID */
#define MXC_CPU_IMX8MMD 0x87 /* dummy ID */

4
arch/arm/include/asm/mach-imx/sys_proto.h
View file

@ -43,7 +43,9 @@
#define is_mx7ulp() (is_cpu_type(MXC_CPU_MX7ULP))
#define is_imx8mq() (is_cpu_type(MXC_CPU_IMX8MQ))
#define is_imx8mq() (is_cpu_type(MXC_CPU_IMX8MQ) || is_cpu_type(MXC_CPU_IMX8MD) || is_cpu_type(MXC_CPU_IMX8MQL))
#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_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) || \

6
arch/arm/mach-imx/cpu.c
View file

@ -109,7 +109,11 @@ const char *get_imx_type(u32 imxtype)
case MXC_CPU_IMX8MMSL:
return "8MMSL"; /* Single-core Lite version of the imx8mm */
case MXC_CPU_IMX8MQ:
return "8MQ"; /* Quad-core version of the imx8m */
return "8MQ"; /* Quad-core version of the imx8mq */
case MXC_CPU_IMX8MQL:
return "8MQLite"; /* Quad-core Lite version of the imx8mq */
case MXC_CPU_IMX8MD:
return "8MD"; /* Dual-core version of the imx8mq */
case MXC_CPU_MX7S:
return "7S"; /* Single-core version of the mx7 */
case MXC_CPU_MX7D:

10
arch/arm/mach-imx/imx8m/soc.c
View file

@ -165,7 +165,13 @@ static u32 get_cpu_variant_type(u32 type)
u32 value = readl(&fuse->tester4);
if (type == MXC_CPU_IMX8MM) {
if (type == MXC_CPU_IMX8MQ) {
if ((value & 0x3) == 0x2)
return MXC_CPU_IMX8MD;
else if (value & 0x200000)
return MXC_CPU_IMX8MQL;
} else if (type == MXC_CPU_IMX8MM) {
switch (value & 0x3) {
case 2:
if (value & 0x1c0000)
@ -226,6 +232,8 @@ u32 get_cpu_rev(void)
}
}
}
type = get_cpu_variant_type(type);
}
return (type << 12) | reg;