imx: Add iMX91 support

iMX91 is reduced part from iMX93 with part number: i.MX9131/11/01
It removed A55_1, M33, MIPI DSI, LVDS, etc.

i.MX9131:
  - Support 2.4GT/s DDR and HWFFC at 1.2GT/s
i.MX9121:
  - A55 at 800Mhz and DDR at 1600MTS, with low drive mode.
i.MX9111:
  - Support 1.6GT/s DDR and HWFFC at 800MT/s
i.MX9101:
  - Support 800Mhz ARM clock
  - Support 1.6GT/s DDR and HWFFC at 800MT/s
  - No parallel display, eQOS, flexcan

Updated Clock/Container/CPU and etc for i.MX91

Signed-off-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
diff --git a/arch/arm/mach-imx/imx9/imximage.cfg b/arch/arm/mach-imx/imx9/imximage.cfg
index d327d6a..118dfb3 100644
--- a/arch/arm/mach-imx/imx9/imximage.cfg
+++ b/arch/arm/mach-imx/imx9/imximage.cfg
@@ -5,6 +5,10 @@
 
 BOOT_FROM SD 0x400
 SOC_TYPE IMX9
+#ifdef CONFIG_IMX91
+APPEND mx91a0-ahab-container.img
+#else
 APPEND mx93a1-ahab-container.img
+#endif
 CONTAINER
-IMAGE A55 u-boot-spl-ddr.bin 0x2049A000
\ No newline at end of file
+IMAGE A55 u-boot-spl-ddr.bin CONFIG_SPL_TEXT_BASE