ARM: l2c: add and use L2C revision constants

The revision namespace is specific to the L2 cache part, so don't name
these with generic identifiers, use a part specific identifier.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 16 insertions, 6 deletions

diff --git a/arch/arm/include/asm/hardware/cache-l2x0.h b/arch/arm/include/asm/hardware/cache-l2x0.h
index 6795ff743b3d..3af45734b514 100644
--- a/arch/arm/include/asm/hardware/cache-l2x0.h
+++ b/arch/arm/include/asm/hardware/cache-l2x0.h
@@ -68,14 +68,24 @@
 /* Registers shifts and masks */
 #define L2X0_CACHE_ID_PART_MASK         (0xf << 6)
 #define L2X0_CACHE_ID_PART_L210         (1 << 6)
+#define L2X0_CACHE_ID_PART_L220         (2 << 6)
 #define L2X0_CACHE_ID_PART_L310         (3 << 6)
 #define L2X0_CACHE_ID_RTL_MASK          0x3f
-#define L2X0_CACHE_ID_RTL_R0P0          0x0
-#define L2X0_CACHE_ID_RTL_R1P0          0x2
-#define L2X0_CACHE_ID_RTL_R2P0          0x4
-#define L2X0_CACHE_ID_RTL_R3P0          0x5
-#define L2X0_CACHE_ID_RTL_R3P1          0x6
-#define L2X0_CACHE_ID_RTL_R3P2          0x8
+#define L210_CACHE_ID_RTL_R0P2_02       0x00
+#define L210_CACHE_ID_RTL_R0P1          0x01
+#define L210_CACHE_ID_RTL_R0P2_01       0x02
+#define L210_CACHE_ID_RTL_R0P3          0x03
+#define L210_CACHE_ID_RTL_R0P4          0x0b
+#define L210_CACHE_ID_RTL_R0P5          0x0f
+#define L220_CACHE_ID_RTL_R1P7_01REL0   0x06
+#define L310_CACHE_ID_RTL_R0P0          0x00
+#define L310_CACHE_ID_RTL_R1P0          0x02
+#define L310_CACHE_ID_RTL_R2P0          0x04
+#define L310_CACHE_ID_RTL_R3P0          0x05
+#define L310_CACHE_ID_RTL_R3P1          0x06
+#define L310_CACHE_ID_RTL_R3P1_50REL0   0x07
+#define L310_CACHE_ID_RTL_R3P2          0x08
+#define L310_CACHE_ID_RTL_R3P3          0x09
 
 #define L2X0_AUX_CTRL_MASK                      0xc0000fff
 #define L2X0_AUX_CTRL_DATA_RD_LATENCY_SHIFT     0