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path: root/drivers/net/ethernet/xilinx/xilinx_axienet.h
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Diffstat (limited to 'drivers/net/ethernet/xilinx/xilinx_axienet.h')
-rw-r--r--drivers/net/ethernet/xilinx/xilinx_axienet.h29
1 files changed, 18 insertions, 11 deletions
diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet.h b/drivers/net/ethernet/xilinx/xilinx_axienet.h
index a03c3ca1b28d..1e966a39967e 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet.h
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet.h
@@ -339,6 +339,10 @@
#define DELAY_OF_ONE_MILLISEC 1000
+/* Xilinx PCS/PMA PHY register for switching 1000BaseX or SGMII */
+#define XLNX_MII_STD_SELECT_REG 0x11
+#define XLNX_MII_STD_SELECT_SGMII BIT(0)
+
/**
* struct axidma_bd - Axi Dma buffer descriptor layout
* @next: MM2S/S2MM Next Descriptor Pointer
@@ -377,22 +381,29 @@ struct axidma_bd {
* @ndev: Pointer for net_device to which it will be attached.
* @dev: Pointer to device structure
* @phy_node: Pointer to device node structure
+ * @phylink: Pointer to phylink instance
+ * @phylink_config: phylink configuration settings
+ * @pcs_phy: Reference to PCS/PMA PHY if used
+ * @switch_x_sgmii: Whether switchable 1000BaseX/SGMII mode is enabled in the core
+ * @clk: Clock for AXI bus
* @mii_bus: Pointer to MII bus structure
* @mii_clk_div: MII bus clock divider value
* @regs_start: Resource start for axienet device addresses
* @regs: Base address for the axienet_local device address space
* @dma_regs: Base address for the axidma device address space
- * @dma_err_tasklet: Tasklet structure to process Axi DMA errors
+ * @dma_err_task: Work structure to process Axi DMA errors
* @tx_irq: Axidma TX IRQ number
* @rx_irq: Axidma RX IRQ number
+ * @eth_irq: Ethernet core IRQ number
* @phy_mode: Phy type to identify between MII/GMII/RGMII/SGMII/1000 Base-X
* @options: AxiEthernet option word
- * @last_link: Phy link state in which the PHY was negotiated earlier
* @features: Stores the extended features supported by the axienet hw
* @tx_bd_v: Virtual address of the TX buffer descriptor ring
* @tx_bd_p: Physical address(start address) of the TX buffer descr. ring
+ * @tx_bd_num: Size of TX buffer descriptor ring
* @rx_bd_v: Virtual address of the RX buffer descriptor ring
* @rx_bd_p: Physical address(start address) of the RX buffer descr. ring
+ * @rx_bd_num: Size of RX buffer descriptor ring
* @tx_bd_ci: Stores the index of the Tx buffer descriptor in the ring being
* accessed currently. Used while alloc. BDs before a TX starts
* @tx_bd_tail: Stores the index of the Tx buffer descriptor in the ring being
@@ -414,23 +425,20 @@ struct axienet_local {
struct net_device *ndev;
struct device *dev;
- /* Connection to PHY device */
struct device_node *phy_node;
struct phylink *phylink;
struct phylink_config phylink_config;
- /* Reference to PCS/PMA PHY if used */
struct mdio_device *pcs_phy;
- /* Clock for AXI bus */
+ bool switch_x_sgmii;
+
struct clk *clk;
- /* MDIO bus data */
- struct mii_bus *mii_bus; /* MII bus reference */
- u8 mii_clk_div; /* MII bus clock divider value */
+ struct mii_bus *mii_bus;
+ u8 mii_clk_div;
- /* IO registers, dma functions and IRQs */
resource_size_t regs_start;
void __iomem *regs;
void __iomem *dma_regs;
@@ -442,10 +450,9 @@ struct axienet_local {
int eth_irq;
phy_interface_t phy_mode;
- u32 options; /* Current options word */
+ u32 options;
u32 features;
- /* Buffer descriptors */
struct axidma_bd *tx_bd_v;
dma_addr_t tx_bd_p;
u32 tx_bd_num;