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/include/asm/mach-imx/iomux-v3.h b/arch/arm/include/asm/mach-imx/iomux-v3.h
index 0492abd..149c7b7 100644
--- a/arch/arm/include/asm/mach-imx/iomux-v3.h
+++ b/arch/arm/include/asm/mach-imx/iomux-v3.h
@@ -86,7 +86,7 @@
 #define IOMUX_CONFIG_LPSR       0x20
 #define MUX_MODE_LPSR           ((iomux_v3_cfg_t)IOMUX_CONFIG_LPSR << \
 				MUX_MODE_SHIFT)
-#ifdef CONFIG_IMX93
+#if defined(CONFIG_IMX93) || defined(CONFIG_IMX91)
 #define PAD_CTL_FSEL2		(0x2 << 7)
 #define PAD_CTL_FSEL3		(0x3 << 7)
 #define PAD_CTL_PUE		(0x1 << 9)