#include <config.h>
#include <malloc.h>
#include <asm/io.h>
-#include <asm/errno.h>
+#include <linux/errno.h>
#include <phy.h>
#include <miiphy.h>
#include <watchdog.h>
#define MVNETA_WIN_BASE(w) (0x2200 + ((w) << 3))
#define MVNETA_WIN_SIZE(w) (0x2204 + ((w) << 3))
#define MVNETA_WIN_REMAP(w) (0x2280 + ((w) << 2))
+#define MVNETA_WIN_SIZE_MASK (0xffff0000)
#define MVNETA_BASE_ADDR_ENABLE 0x2290
+#define MVNETA_BASE_ADDR_ENABLE_BIT 0x1
+#define MVNETA_PORT_ACCESS_PROTECT 0x2294
+#define MVNETA_PORT_ACCESS_PROTECT_WIN0_RW 0x3
#define MVNETA_PORT_CONFIG 0x2400
#define MVNETA_UNI_PROMISC_MODE BIT(0)
#define MVNETA_DEF_RXQ(q) ((q) << 1)
txq->size = pp->tx_ring_size;
/* Allocate memory for TX descriptors */
- txq->descs_phys = (u32)txq->descs;
+ txq->descs_phys = (dma_addr_t)txq->descs;
if (txq->descs == NULL)
return -ENOMEM;
}
/* platform glue : initialize decoding windows */
+
+/*
+ * Not like A380, in Armada3700, there are two layers of decode windows for GBE:
+ * First layer is: GbE Address window that resides inside the GBE unit,
+ * Second layer is: Fabric address window which is located in the NIC400
+ * (South Fabric).
+ * To simplify the address decode configuration for Armada3700, we bypass the
+ * first layer of GBE decode window by setting the first window to 4GB.
+ */
+static void mvneta_bypass_mbus_windows(struct mvneta_port *pp)
+{
+ /*
+ * Set window size to 4GB, to bypass GBE address decode, leave the
+ * work to MBUS decode window
+ */
+ mvreg_write(pp, MVNETA_WIN_SIZE(0), MVNETA_WIN_SIZE_MASK);
+
+ /* Enable GBE address decode window 0 by set bit 0 to 0 */
+ clrbits_le32(pp->base + MVNETA_BASE_ADDR_ENABLE,
+ MVNETA_BASE_ADDR_ENABLE_BIT);
+
+ /* Set GBE address decode window 0 to full Access (read or write) */
+ setbits_le32(pp->base + MVNETA_PORT_ACCESS_PROTECT,
+ MVNETA_PORT_ACCESS_PROTECT_WIN0_RW);
+}
+
static void mvneta_conf_mbus_windows(struct mvneta_port *pp)
{
const struct mbus_dram_target_info *dram;
/* Get a descriptor for the first part of the packet */
tx_desc = mvneta_txq_next_desc_get(txq);
- tx_desc->buf_phys_addr = (u32)packet;
+ tx_desc->buf_phys_addr = (u32)(uintptr_t)packet;
tx_desc->data_size = length;
- flush_dcache_range((u32)packet, (u32)packet + length);
+ flush_dcache_range((ulong)packet,
+ (ulong)packet + ALIGN(length, PKTALIGN));
/* First and Last descriptor */
tx_desc->command = MVNETA_TX_L4_CSUM_NOT | MVNETA_TXD_FLZ_DESC;
rx_bytes = rx_desc->data_size - 6;
/* give packet to stack - skip on first 2 bytes */
- data = (u8 *)rx_desc->buf_cookie + 2;
+ data = (u8 *)(uintptr_t)rx_desc->buf_cookie + 2;
/*
* No cache invalidation needed here, since the rx_buffer's are
* located in a uncached memory region
/*
* Allocate buffer area for descs and rx_buffers. This is only
* done once for all interfaces. As only one interface can
- * be active. Make this area DMA save by disabling the D-cache
+ * be active. Make this area DMA safe by disabling the D-cache
*/
if (!buffer_loc.tx_descs) {
/* Align buffer area for descs and rx_buffers to 1MiB */
bd_space = memalign(1 << MMU_SECTION_SHIFT, BD_SPACE);
- mmu_set_region_dcache_behaviour((u32)bd_space, BD_SPACE,
+ mmu_set_region_dcache_behaviour((phys_addr_t)bd_space, BD_SPACE,
DCACHE_OFF);
buffer_loc.tx_descs = (struct mvneta_tx_desc *)bd_space;
buffer_loc.rx_descs = (struct mvneta_rx_desc *)
- ((u32)bd_space +
+ ((phys_addr_t)bd_space +
MVNETA_MAX_TXD * sizeof(struct mvneta_tx_desc));
- buffer_loc.rx_buffers = (u32)
+ buffer_loc.rx_buffers = (phys_addr_t)
(bd_space +
MVNETA_MAX_TXD * sizeof(struct mvneta_tx_desc) +
MVNETA_MAX_RXD * sizeof(struct mvneta_rx_desc));
pp->base = (void __iomem *)pdata->iobase;
/* Configure MBUS address windows */
- mvneta_conf_mbus_windows(pp);
+ if (of_device_is_compatible(dev, "marvell,armada-3700-neta"))
+ mvneta_bypass_mbus_windows(pp);
+ else
+ mvneta_conf_mbus_windows(pp);
/* PHY interface is already decoded in mvneta_ofdata_to_platdata() */
pp->phy_interface = pdata->phy_interface;
static const struct udevice_id mvneta_ids[] = {
{ .compatible = "marvell,armada-370-neta" },
{ .compatible = "marvell,armada-xp-neta" },
+ { .compatible = "marvell,armada-3700-neta" },
{ }
};