From: Ye Li <ye...@nxp.com>
There are 3 part numbers for 11x11 i.MX8MNano with different core number
configuration: UltraLite Quad/Dual/Solo
Comparing with i.MX8MN Lite parts, they have MIPI DSI disabled. So
checking the MIPI DSI disable fuse to recognize these parts.
Signed-off-by: Ye Li <ye...@nxp.com>
Reviewed-by: Peng Fan <peng....@nxp.com>
Signed-off-by: Peng Fan <peng....@nxp.com>
---
arch/arm/include/asm/arch-imx/cpu.h | 11 ++++---
arch/arm/include/asm/mach-imx/sys_proto.h | 6 +++-
arch/arm/mach-imx/cpu.c | 8 ++++-
arch/arm/mach-imx/imx8m/soc.c | 36 +++++++++++++++--------
4 files changed, 43 insertions(+), 18 deletions(-)
diff --git a/arch/arm/include/asm/arch-imx/cpu.h
b/arch/arm/include/asm/arch-imx/cpu.h
index f37fe21446..28244d7671 100644
--- a/arch/arm/include/asm/arch-imx/cpu.h
+++ b/arch/arm/include/asm/arch-imx/cpu.h
@@ -40,10 +40,13 @@
#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_IMX8MP6 0x184 /* dummy ID */
-#define MXC_CPU_IMX8MPL 0x186 /* dummy ID */
-#define MXC_CPU_IMX8MPD 0x187 /* dummy ID */
+#define MXC_CPU_IMX8MNUQ 0x182 /* dummy ID */
+#define MXC_CPU_IMX8MNUD 0x183 /* dummy ID */
+#define MXC_CPU_IMX8MNUS 0x184 /* dummy ID */
+#define MXC_CPU_IMX8MP 0x185/* dummy ID */
+#define MXC_CPU_IMX8MP6 0x186 /* dummy ID */
+#define MXC_CPU_IMX8MPL 0x187 /* dummy ID */
+#define MXC_CPU_IMX8MPD 0x188 /* dummy ID */
#define MXC_CPU_IMX8QXP_A0 0x90 /* dummy ID */
#define MXC_CPU_IMX8QM 0x91 /* dummy ID */
#define MXC_CPU_IMX8QXP 0x92 /* dummy ID */
diff --git a/arch/arm/include/asm/mach-imx/sys_proto.h
b/arch/arm/include/asm/mach-imx/sys_proto.h
index 43eae6d796..c7668ffc4d 100644
--- a/arch/arm/include/asm/mach-imx/sys_proto.h
+++ b/arch/arm/include/asm/mach-imx/sys_proto.h
@@ -60,12 +60,16 @@ struct bd_info;
#define is_imx8mmsl() (is_cpu_type(MXC_CPU_IMX8MMSL))
#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))
+ is_cpu_type(MXC_CPU_IMX8MNDL) || is_cpu_type(MXC_CPU_IMX8MNSL) || \
+ is_cpu_type(MXC_CPU_IMX8MNUD) || is_cpu_type(MXC_CPU_IMX8MNUS) ||
is_cpu_type(MXC_CPU_IMX8MNUQ))
#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_imx8mnuq() (is_cpu_type(MXC_CPU_IMX8MNUQ))
+#define is_imx8mnud() (is_cpu_type(MXC_CPU_IMX8MNUD))
+#define is_imx8mnus() (is_cpu_type(MXC_CPU_IMX8MNUS))
#define is_imx8mp() (is_cpu_type(MXC_CPU_IMX8MP) ||
is_cpu_type(MXC_CPU_IMX8MPD) || \
is_cpu_type(MXC_CPU_IMX8MPL) || is_cpu_type(MXC_CPU_IMX8MP6))
#define is_imx8mpd() (is_cpu_type(MXC_CPU_IMX8MPD))
diff --git a/arch/arm/mach-imx/cpu.c b/arch/arm/mach-imx/cpu.c
index 38b87ed5c3..423b715352 100644
--- a/arch/arm/mach-imx/cpu.c
+++ b/arch/arm/mach-imx/cpu.c
@@ -117,7 +117,13 @@ const char *get_imx_type(u32 imxtype)
case MXC_CPU_IMX8MNDL:
return "8MNano DualLite"; /* Dual-core Lite version */
case MXC_CPU_IMX8MNSL:
- return "8MNano SoloLite"; /* Single-core Lite version */
+ return "8MNano SoloLite";/* Single-core Lite version of the
imx8mn */
+ case MXC_CPU_IMX8MNUQ:
+ return "8MNano UltraLite Quad";/* Quad-core UltraLite version
of the imx8mn */
+ case MXC_CPU_IMX8MNUD:
+ return "8MNano UltraLite Dual";/* Dual-core UltraLite version
of the imx8mn */
+ case MXC_CPU_IMX8MNUS:
+ return "8MNano UltraLite Solo";/* Single-core UltraLite version
of the imx8mn */
case MXC_CPU_IMX8MM:
return "8MMQ"; /* Quad-core version of the imx8mm */
case MXC_CPU_IMX8MML:
diff --git a/arch/arm/mach-imx/imx8m/soc.c b/arch/arm/mach-imx/imx8m/soc.c
index 884ba76acd..a9b6ac962d 100644
--- a/arch/arm/mach-imx/imx8m/soc.c
+++ b/arch/arm/mach-imx/imx8m/soc.c
@@ -324,18 +324,30 @@ static u32 get_cpu_variant_type(u32 type)
} else if (type == MXC_CPU_IMX8MN) {
switch (value & 0x3) {
case 2:
- if (value & 0x1000000)
- return MXC_CPU_IMX8MNDL;
- else
+ if (value & 0x1000000) {
+ if (value & 0x10000000) /* MIPI DSI */
+ return MXC_CPU_IMX8MNUD;
+ else
+ return MXC_CPU_IMX8MNDL;
+ } else {
return MXC_CPU_IMX8MND;
+ }
case 3:
- if (value & 0x1000000)
- return MXC_CPU_IMX8MNSL;
- else
+ if (value & 0x1000000) {
+ if (value & 0x10000000) /* MIPI DSI */
+ return MXC_CPU_IMX8MNUS;
+ else
+ return MXC_CPU_IMX8MNSL;
+ } else {
return MXC_CPU_IMX8MNS;
+ }
default:
- if (value & 0x1000000)
- return MXC_CPU_IMX8MNL;
+ if (value & 0x1000000) {
+ if (value & 0x10000000) /* MIPI DSI */
+ return MXC_CPU_IMX8MNUQ;
+ else
+ return MXC_CPU_IMX8MNL;
+ }
break;
}
} else if (type == MXC_CPU_IMX8MP) {
@@ -468,7 +480,7 @@ int arch_cpu_init(void)
if (is_imx8md() || is_imx8mmd() || is_imx8mmdl() ||
is_imx8mms() ||
is_imx8mmsl() || is_imx8mnd() || is_imx8mndl() ||
is_imx8mns() ||
- is_imx8mnsl() || is_imx8mpd()) {
+ is_imx8mnsl() || is_imx8mpd() || is_imx8mnud() ||
is_imx8mnus()) {
/* Power down cpu core 1, 2 and 3 for iMX8M Dual core
or Single core */
struct pgc_reg *pgc_core1 = (struct pgc_reg
*)(GPC_BASE_ADDR + 0x840);
struct pgc_reg *pgc_core2 = (struct pgc_reg
*)(GPC_BASE_ADDR + 0x880);
@@ -477,7 +489,7 @@ int arch_cpu_init(void)
writel(0x1, &pgc_core2->pgcr);
writel(0x1, &pgc_core3->pgcr);
- if (is_imx8mms() || is_imx8mmsl() || is_imx8mns() ||
is_imx8mnsl()) {
+ if (is_imx8mms() || is_imx8mmsl() || is_imx8mns() ||
is_imx8mnsl() || is_imx8mnus()) {
writel(0x1, &pgc_core1->pgcr);
writel(0xE, &gpc->cpu_pgc_dn_trg);
} else {
@@ -941,9 +953,9 @@ usb_modify_speed:
}
#endif
- if (is_imx8mnd() || is_imx8mndl())
+ if (is_imx8mnd() || is_imx8mndl() || is_imx8mnud())
disable_cpu_nodes(blob, 2);
- else if (is_imx8mns() || is_imx8mnsl())
+ else if (is_imx8mns() || is_imx8mnsl() || is_imx8mnus())
disable_cpu_nodes(blob, 3);
#elif defined(CONFIG_IMX8MP)
--
2.30.0
