omap_gpmc: Take omap_mpu_state* in omap_gpmc_init

Take a pointer to the omap mpu state struct in omap_gpmc_init.
Some details of GPMC behaviour depend on the OMAP version we
are a part of.
Signed-off-by: NJuha Riihimäki <juha.riihimaki@nokia.com>
[Riku Voipio: Fixes and restructuring patchset]
Signed-off-by: NRiku Voipio <riku.voipio@iki.fi>
[Peter Maydell: More fixes and cleanups for upstream submission]
Signed-off-by: NPeter Maydell <peter.maydell@linaro.org>

hw/omap.h

@@ -118,7 +118,8 @@ void omap_sdrc_reset(struct omap_sdrc_s *s);
 
 /* OMAP2 general purpose memory controller */
 struct omap_gpmc_s;
-struct omap_gpmc_s *omap_gpmc_init(target_phys_addr_t base, qemu_irq irq);
+struct omap_gpmc_s *omap_gpmc_init(struct omap_mpu_state_s *mpu,
+                                   target_phys_addr_t base, qemu_irq irq);
 void omap_gpmc_reset(struct omap_gpmc_s *s);
 void omap_gpmc_attach(struct omap_gpmc_s *s, int cs, MemoryRegion *iomem);
 

hw/omap2.c

@@ -2402,7 +2402,7 @@ struct omap_mpu_state_s *omap2420_mpu_init(unsigned long sdram_size,
     sysbus_mmio_map(busdev, 4, omap_l4_region_base(ta, 5));
 
     s->sdrc = omap_sdrc_init(0x68009000);
-    s->gpmc = omap_gpmc_init(0x6800a000, s->irq[0][OMAP_INT_24XX_GPMC_IRQ]);
+    s->gpmc = omap_gpmc_init(s, 0x6800a000, s->irq[0][OMAP_INT_24XX_GPMC_IRQ]);
 
     dinfo = drive_get(IF_SD, 0, 0);
     if (!dinfo) {

hw/omap_gpmc.c

@@ -399,7 +399,8 @@ static const MemoryRegionOps omap_gpmc_ops = {
     .endianness = DEVICE_NATIVE_ENDIAN,
 };
 
-struct omap_gpmc_s *omap_gpmc_init(target_phys_addr_t base, qemu_irq irq)
+struct omap_gpmc_s *omap_gpmc_init(struct omap_mpu_state_s *mpu,
+                                   target_phys_addr_t base, qemu_irq irq)
 {
     struct omap_gpmc_s *s = (struct omap_gpmc_s *)
             g_malloc0(sizeof(struct omap_gpmc_s));