leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

net: lan743x: Add support for SGMII interface

Browse Source 
This change facilitates the selection between SGMII and (R)GIII
interfaces

Signed-off-by: Raju Lakkaraju <Raju.Lakkaraju@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Raju Lakkaraju
2022-02-12 21:23:14 +05:30
committed by David S. Miller
parent ac16b6eb39
commit a46d9d37c4
2 changed files with 65 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
drivers/net/ethernet/microchip/lan743x_main.h
View File

@@ -30,6 +30,17 @@
#define FPGA_REV (0x04)
#define FPGA_REV_GET_MINOR_(fpga_rev) (((fpga_rev) >> 8) & 0x000000FF)
#define FPGA_REV_GET_MAJOR_(fpga_rev) ((fpga_rev) & 0x000000FF)
#define FPGA_SGMII_OP BIT(24)
#define STRAP_READ (0x0C)
#define STRAP_READ_USE_SGMII_EN_ BIT(22)
#define STRAP_READ_SGMII_EN_ BIT(6)
#define STRAP_READ_SGMII_REFCLK_ BIT(5)
#define STRAP_READ_SGMII_2_5G_ BIT(4)
#define STRAP_READ_BASE_X_ BIT(3)
#define STRAP_READ_RGMII_TXC_DELAY_EN_ BIT(2)
#define STRAP_READ_RGMII_RXC_DELAY_EN_ BIT(1)
#define STRAP_READ_ADV_PM_DISABLE_ BIT(0)
#define HW_CFG (0x010)
#define HW_CFG_RELOAD_TYPE_ALL_ (0x00000FC0)
@@ -219,6 +230,11 @@
#define MAC_WUCSR2 (0x600)
#define SGMII_CTL (0x728)
#define SGMII_CTL_SGMII_ENABLE_ BIT(31)
#define SGMII_CTL_LINK_STATUS_SOURCE_ BIT(8)
#define SGMII_CTL_SGMII_POWER_DN_ BIT(1)
#define INT_STS (0x780)
#define INT_BIT_DMA_RX_(channel) BIT(24 + (channel))
#define INT_BIT_ALL_RX_ (0x0F000000)
@@ -739,6 +755,7 @@ struct lan743x_adapter {
struct lan743x_tx tx[PCI11X1X_USED_TX_CHANNELS];
struct lan743x_rx rx[LAN743X_USED_RX_CHANNELS];
bool is_pci11x1x;
bool is_sgmii_en;
u8 max_tx_channels;
u8 used_tx_channels;
u8 max_vector_count;