omap_gpmc: Calculate revision from OMAP model

Signed-off-by: Juha Riihimäki <juha.riihimaki@nokia.com>
[Riku Voipio: Fixes and restructuring patchset]
Signed-off-by: Riku Voipio <riku.voipio@iki.fi>
[Peter Maydell: More fixes and cleanups for upstream submission]
Signed-off-by:  Peter Maydell <peter.maydell@linaro.org>

diff --git a/hw/omap_gpmc.c b/hw/omap_gpmc.c
index c86e7ed71351aa554232e702cec8b5695873a583..5c1365cf756ba9d236aa0804f9231247dfd6f8a7 100644 (file)
--- a/hw/omap_gpmc.c
+++ b/hw/omap_gpmc.c
@@ -29,6 +29,7 @@ struct omap_gpmc_s {
     qemu_irq irq;
     MemoryRegion iomem;
 
+    uint8_t revision;
     uint8_t sysconfig;
     uint16_t irqst;
     uint16_t irqen;
@@ -163,7 +164,7 @@ static uint64_t omap_gpmc_read(void *opaque, target_phys_addr_t addr,
 
     switch (addr) {
     case 0x000:        /* GPMC_REVISION */
-        return 0x20;
+        return s->revision;
 
     case 0x010:        /* GPMC_SYSCONFIG */
         return s->sysconfig;
@@ -409,6 +410,7 @@ struct omap_gpmc_s *omap_gpmc_init(struct omap_mpu_state_s *mpu,
     memory_region_add_subregion(get_system_memory(), base, &s->iomem);
 
     s->irq = irq;
+    s->revision = cpu_class_omap3(mpu) ? 0x50 : 0x20;
     omap_gpmc_reset(s);
 
     return s;