Add SAMA7G5 series chip id definitions to align with linux SoC driver.
Add support for SAMA7G5 System-In-Package (SIP):
SAMA7G54D1G, SAMA7G54D2G, SAMA7G54D4G.
Signed-off-by: Mihai Sain <mihai.s...@microchip.com>
---
arch/arm/mach-at91/armv7/sama7g5_devices.c | 26 +++++++++++++++++++-
arch/arm/mach-at91/include/mach/sama7g5.h | 28 ++++++++++++++++++++++
2 files changed, 53 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mach-at91/armv7/sama7g5_devices.c
b/arch/arm/mach-at91/armv7/sama7g5_devices.c
index 0b702c7fb7..6f2c1fc914 100644
--- a/arch/arm/mach-at91/armv7/sama7g5_devices.c
+++ b/arch/arm/mach-at91/armv7/sama7g5_devices.c
@@ -4,7 +4,31 @@
* Eugen Hristev <eugen.hris...@microchip.com>
*/
+#include <asm/arch/sama7g5.h>
+
char *get_cpu_name(void)
{
- return "SAMA7G5";
+ unsigned int extension_id = get_extension_chip_id();
+
+ if (cpu_is_sama7g5())
+ switch (extension_id) {
+ case ARCH_EXID_SAMA7G51:
+ return "SAMA7G51";
+ case ARCH_EXID_SAMA7G52:
+ return "SAMA7G52";
+ case ARCH_EXID_SAMA7G53:
+ return "SAMA7G53";
+ case ARCH_EXID_SAMA7G54:
+ return "SAMA7G54";
+ case ARCH_EXID_SAMA7G54_D1G:
+ return "SAMA7G54 1Gb DDR3L SiP";
+ case ARCH_EXID_SAMA7G54_D2G:
+ return "SAMA7G54 2Gb DDR3L SiP";
+ case ARCH_EXID_SAMA7G54_D4G:
+ return "SAMA7G54 4Gb DDR3L SiP";
+ default:
+ return "Unknown CPU type";
+ }
+ else
+ return "Unknown CPU type";
}
diff --git a/arch/arm/mach-at91/include/mach/sama7g5.h
b/arch/arm/mach-at91/include/mach/sama7g5.h
index ae43e8700b..621a26f6eb 100644
--- a/arch/arm/mach-at91/include/mach/sama7g5.h
+++ b/arch/arm/mach-at91/include/mach/sama7g5.h
@@ -67,7 +67,35 @@
#define ATMEL_BASE_PIT64BC ATMEL_BASE_PIT64B0
+/* SAMA7G5 series chip id definitions */
+#define ARCH_ID_SAMA7G5 0x80162100
+#define ARCH_EXID_SAMA7G51 0x00000003
+#define ARCH_EXID_SAMA7G52 0x00000002
+#define ARCH_EXID_SAMA7G53 0x00000001
+#define ARCH_EXID_SAMA7G54 0x00000000
+#define ARCH_EXID_SAMA7G54_D1G 0x00000018
+#define ARCH_EXID_SAMA7G54_D2G 0x00000020
+#define ARCH_EXID_SAMA7G54_D4G 0x00000028
+
+#define cpu_is_sama7g5() (get_chip_id() == ARCH_ID_SAMA7G5)
+#define cpu_is_sama7g51() (cpu_is_sama7g5() && \
+ (get_extension_chip_id() == ARCH_EXID_SAMA7G51))
+#define cpu_is_sama7g52() (cpu_is_sama7g5() && \
+ (get_extension_chip_id() == ARCH_EXID_SAMA7G52))
+#define cpu_is_sama7g53() (cpu_is_sama7g5() && \
+ (get_extension_chip_id() == ARCH_EXID_SAMA7G53))
+#define cpu_is_sama7g54() (cpu_is_sama7g5() && \
+ (get_extension_chip_id() == ARCH_EXID_SAMA7G54))
+#define cpu_is_sama7g54d1g() (cpu_is_sama7g5() && \
+ (get_extension_chip_id() == ARCH_EXID_SAMA7G54_D1G))
+#define cpu_is_sama7g54d2g() (cpu_is_sama7g5() && \
+ (get_extension_chip_id() == ARCH_EXID_SAMA7G54_D2G))
+#define cpu_is_sama7g54d4g() (cpu_is_sama7g5() && \
+ (get_extension_chip_id() == ARCH_EXID_SAMA7G54_D4G))
+
#ifndef __ASSEMBLY__
+unsigned int get_chip_id(void);
+unsigned int get_extension_chip_id(void);
char *get_cpu_name(void);
#endif
--
2.38.1
