ARM: AM437X: Add Silicon ID support

Add silicon ID code for AM437x silicon. This can be used to print
the cpu info using CONFIG_DISPLAY_CPUINFO.
Also printing "CPU :" along with cpu name in order to be consistent
with other OMAP platforms.

Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>

diff --git a/arch/arm/cpu/armv7/am33xx/sys_info.c b/arch/arm/cpu/armv7/am33xx/sys_info.c
index f42eee166b6c44634089378ee0c64b1ce5488c5c..f0f72fa6d4dfacb5f04e5c35e9424496b76f8872 100644 (file)
--- a/arch/arm/cpu/armv7/am33xx/sys_info.c
+++ b/arch/arm/cpu/armv7/am33xx/sys_info.c
@@ -95,6 +95,9 @@ int print_cpuinfo(void)
        case TI81XX:
                cpu_s = "TI81XX";
                break;
+       case AM437X:
+               cpu_s = "AM437X";
+               break;
        default:
                cpu_s = "Unknown CPU type";
                break;
@@ -110,7 +113,7 @@ int print_cpuinfo(void)
        else
                sec_s = "?";
 
-       printf("%s-%s rev %s\n", cpu_s, sec_s, rev_s);
+       printf("CPU  : %s-%s rev %s\n", cpu_s, sec_s, rev_s);
 
        return 0;
 }

diff --git a/arch/arm/include/asm/arch-am33xx/cpu.h b/arch/arm/include/asm/arch-am33xx/cpu.h
index 1cc486d24e776553859d8163ac260de85df177d3..dbed7764aa83a9b143ca8faa1240814cd1bf5f5c 100644 (file)
--- a/arch/arm/include/asm/arch-am33xx/cpu.h
+++ b/arch/arm/include/asm/arch-am33xx/cpu.h
@@ -43,7 +43,8 @@
 #define HS_DEVICE                      0x2
 #define GP_DEVICE                      0x3
 
-/* cpu-id for AM33XX and TI81XX family */
+/* cpu-id for AM43XX AM33XX and TI81XX family */
+#define AM437X                         0xB98C
 #define AM335X                         0xB944
 #define TI81XX                         0xB81E
 #define DEVICE_ID                      (CTRL_BASE + 0x0600)