ARM: 6367/1: PL330: Accept different revision

The driver can handle different revisions of the core
which vary only minorly.

Signed-off-by: Jassi Brar <jassi.brar@samsung.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/common/pl330.c b/arch/arm/common/pl330.c
index 5ebbab6242a78ccb1c23d649cb9a4ee608e2ed3c..8f0f86db36024e885778f9ddd864fab69eed1c27 100644 (file)
--- a/arch/arm/common/pl330.c
+++ b/arch/arm/common/pl330.c
@@ -146,8 +146,7 @@
 #define DESIGNER       0x41
 #define REVISION       0x0
 #define INTEG_CFG      0x0
-#define PERIPH_ID_VAL  ((PART << 0) | (DESIGNER << 12) \
-                         | (REVISION << 20) | (INTEG_CFG << 24))
+#define PERIPH_ID_VAL  ((PART << 0) | (DESIGNER << 12))
 
 #define PCELL_ID_VAL   0xb105f00d
 
@@ -1859,10 +1858,10 @@ int pl330_add(struct pl330_info *pi)
        regs = pi->base;
 
        /* Check if we can handle this DMAC */
-       if (get_id(pi, PERIPH_ID) != PERIPH_ID_VAL
+       if ((get_id(pi, PERIPH_ID) & 0xfffff) != PERIPH_ID_VAL
           || get_id(pi, PCELL_ID) != PCELL_ID_VAL) {
                dev_err(pi->dev, "PERIPH_ID 0x%x, PCELL_ID 0x%x !\n",
-                       readl(regs + PERIPH_ID), readl(regs + PCELL_ID));
+                       get_id(pi, PERIPH_ID), get_id(pi, PCELL_ID));
                return -EINVAL;
        }