From ff5fb2a36dff8a92d6483359167a6b1525359eaf Mon Sep 17 00:00:00 2001 From: Shaohui Xie Date: Wed, 13 Aug 2014 18:32:19 +0800 Subject: [PATCH] Fman/mEMAC: mEMAC fix for 10G MAC and PHY 1. use Payload length check disable when enable MAC; 2. add XGMII support for setting MAC interface mode; 3. only enable auto negotiation for Non-XGMII mode; 4. return 0xffff if clause 22 is used to read 10G phy_id; Signed-off-by: Shaohui Xie Signed-off-by: Roy Zang Acked-By: Joe Hershberger Reviewed-by: York Sun --- arch/powerpc/include/asm/fsl_memac.h | 1 + drivers/net/fm/memac.c | 12 +++++++++--- drivers/net/fm/memac_phy.c | 2 ++ 3 files changed, 12 insertions(+), 3 deletions(-) diff --git a/arch/powerpc/include/asm/fsl_memac.h b/arch/powerpc/include/asm/fsl_memac.h index 4640e33..f84c1a9 100644 --- a/arch/powerpc/include/asm/fsl_memac.h +++ b/arch/powerpc/include/asm/fsl_memac.h @@ -159,6 +159,7 @@ struct memac { #define MEMAC_CMD_CFG_RX_EN 0x00000002 /* MAC Rx path enable */ #define MEMAC_CMD_CFG_TX_EN 0x00000001 /* MAC Tx path enable */ #define MEMAC_CMD_CFG_RXTX_EN (MEMAC_CMD_CFG_RX_EN | MEMAC_CMD_CFG_TX_EN) +#define MEMAC_CMD_CFG_NO_LEN_CHK 0x20000 /* Payload length check disable */ /* HASHTABLE_CTRL - Hashtable control register */ #define HASHTABLE_CTRL_MCAST_EN 0x00000200 /* enable mulitcast Rx hash */ diff --git a/drivers/net/fm/memac.c b/drivers/net/fm/memac.c index 9499290..60e898c 100644 --- a/drivers/net/fm/memac.c +++ b/drivers/net/fm/memac.c @@ -37,7 +37,8 @@ static void memac_enable_mac(struct fsl_enet_mac *mac) { struct memac *regs = mac->base; - setbits_be32(®s->command_config, MEMAC_CMD_CFG_RXTX_EN); + setbits_be32(®s->command_config, + MEMAC_CMD_CFG_RXTX_EN | MEMAC_CMD_CFG_NO_LEN_CHK); } static void memac_disable_mac(struct fsl_enet_mac *mac) @@ -93,11 +94,16 @@ static void memac_set_interface_mode(struct fsl_enet_mac *mac, if_mode &= ~IF_MODE_MASK; if_mode |= (IF_MODE_GMII); break; + case PHY_INTERFACE_MODE_XGMII: + if_mode &= ~IF_MODE_MASK; + if_mode |= IF_MODE_XGMII; + break; default: break; } - /* Enable automatic speed selection */ - if_mode |= IF_MODE_EN_AUTO; + /* Enable automatic speed selection for Non-XGMII */ + if (type != PHY_INTERFACE_MODE_XGMII) + if_mode |= IF_MODE_EN_AUTO; if (type == PHY_INTERFACE_MODE_RGMII) { if_mode &= ~IF_MODE_EN_AUTO; diff --git a/drivers/net/fm/memac_phy.c b/drivers/net/fm/memac_phy.c index 5f910c2..e432ae7 100644 --- a/drivers/net/fm/memac_phy.c +++ b/drivers/net/fm/memac_phy.c @@ -71,6 +71,8 @@ int memac_mdio_read(struct mii_dev *bus, int port_addr, int dev_addr, u32 c45 = 1; if (dev_addr == MDIO_DEVAD_NONE) { + if (!strcmp(bus->name, DEFAULT_FM_TGEC_MDIO_NAME)) + return 0xffff; c45 = 0; /* clause 22 */ dev_addr = regnum & 0x1f; clrbits_be32(®s->mdio_stat, MDIO_STAT_ENC);