ARM: imx6: report soc info via soc device
The patch enables soc bus infrastructure and adds a function
imx_soc_device_init() to report soc info via soc device interface for
imx6qdl and imx6sl. With the support, user space can get soc related
info by looking at sysfs like below.
$ cat /sys/devices/soc0/machine
Freescale i.MX6 Quad SABRE Smart Device Board
$ cat /sys/devices/soc0/family
Freescale i.MX
$ cat /sys/devices/soc0/soc_id
i.MX6Q
$ cat /sys/devices/soc0/revision
1.2
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
diff --git a/arch/arm/mach-imx/mxc.h b/arch/arm/mach-imx/mxc.h
index 8629e5b..99e03ea 100644
--- a/arch/arm/mach-imx/mxc.h
+++ b/arch/arm/mach-imx/mxc.h
@@ -34,6 +34,7 @@
#define MXC_CPU_MX35 35
#define MXC_CPU_MX51 51
#define MXC_CPU_MX53 53
+#define MXC_CPU_IMX6SL 0x60
#define MXC_CPU_IMX6DL 0x61
#define MXC_CPU_IMX6Q 0x63