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BL2PR03MB146; 5:PlSyRzIN4n7hmUmcJjdlGH/gjCFj06luJnnelRNR2xz17jRy1f4ZHfMUJmwdBF7Djxe27c9vNSS1gHtNxvQDmaX3Q8CXxkG3JMKbwTdb0x6VQuCGFf5GexL9xE3DaE3/4DfCjeAyniZEoQmwUPbcYg==; 24:IekEZw1Gykc0RASs0poiyUUL3waEYe0CawswKmwyiA0MKnHDu8DETXO4Oh9gzJqdKyWh6EFSnyuT/mFQjLGw/2qhsKN5+/gwrreNnPQm8do=; 20:ZRcNZszEBIGkplbij/q+R0tetgVd8AzfBJakxRn6TPn0xMWg+4AyF6l8PCsovKRGFhed7d8foAxvfKXuDbEuvA== X-OriginatorOrg: freescale.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 23 Jun 2015 16:49:01.0077 (UTC) X-MS-Exchange-CrossTenant-Id: 710a03f5-10f6-4d38-9ff4-a80b81da590d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=710a03f5-10f6-4d38-9ff4-a80b81da590d; Ip=[192.88.158.2]; Helo=[az84smr01.freescale.net] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL2PR03MB146 Cc: joe.hershberger@ni.com, yorksun@freescale.com Subject: [U-Boot] [PATCH 01/11 v2] drivers/net/vsc9953: Cleanup patch X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.15 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" This patch groups some macros defined for registers and replaces some magic numbers from vsc9953 with macros. Also, "port" and "port_nr" keywords are replaced with "port_no". Also, in some places, this patch replaces in_le32 and out_le32 with clrbits_le32 and setbits_le32 to reduce the number of code lines and to assure that only intended bits of a register are changed. Signed-off-by: Codrin Ciubotariu --- Changes for v2: - removed Change-id field; drivers/net/vsc9953.c | 100 +++++++++++++++++++++++++------------------------- include/vsc9953.h | 47 ++++++++++++++++++++---- 2 files changed, 88 insertions(+), 59 deletions(-) diff --git a/drivers/net/vsc9953.c b/drivers/net/vsc9953.c index fed7358..720ae47 100644 --- a/drivers/net/vsc9953.c +++ b/drivers/net/vsc9953.c @@ -25,44 +25,44 @@ static struct vsc9953_info vsc9953_l2sw = { .port[9] = VSC9953_PORT_INFO_INITIALIZER(9), }; -void vsc9953_port_info_set_mdio(int port, struct mii_dev *bus) +void vsc9953_port_info_set_mdio(int port_no, struct mii_dev *bus) { - if (!VSC9953_PORT_CHECK(port)) + if (!VSC9953_PORT_CHECK(port_no)) return; - vsc9953_l2sw.port[port].bus = bus; + vsc9953_l2sw.port[port_no].bus = bus; } -void vsc9953_port_info_set_phy_address(int port, int address) +void vsc9953_port_info_set_phy_address(int port_no, int address) { - if (!VSC9953_PORT_CHECK(port)) + if (!VSC9953_PORT_CHECK(port_no)) return; - vsc9953_l2sw.port[port].phyaddr = address; + vsc9953_l2sw.port[port_no].phyaddr = address; } -void vsc9953_port_info_set_phy_int(int port, phy_interface_t phy_int) +void vsc9953_port_info_set_phy_int(int port_no, phy_interface_t phy_int) { - if (!VSC9953_PORT_CHECK(port)) + if (!VSC9953_PORT_CHECK(port_no)) return; - vsc9953_l2sw.port[port].enet_if = phy_int; + vsc9953_l2sw.port[port_no].enet_if = phy_int; } -void vsc9953_port_enable(int port) +void vsc9953_port_enable(int port_no) { - if (!VSC9953_PORT_CHECK(port)) + if (!VSC9953_PORT_CHECK(port_no)) return; - vsc9953_l2sw.port[port].enabled = 1; + vsc9953_l2sw.port[port_no].enabled = 1; } -void vsc9953_port_disable(int port) +void vsc9953_port_disable(int port_no) { - if (!VSC9953_PORT_CHECK(port)) + if (!VSC9953_PORT_CHECK(port_no)) return; - vsc9953_l2sw.port[port].enabled = 0; + vsc9953_l2sw.port[port_no].enabled = 0; } static void vsc9953_mdio_write(struct vsc9953_mii_mng *phyregs, int port_addr, @@ -148,21 +148,21 @@ static int init_phy(struct eth_device *dev) return 0; } -static int vsc9953_port_init(int port) +static int vsc9953_port_init(int port_no) { struct eth_device *dev; /* Internal ports never have a PHY */ - if (VSC9953_INTERNAL_PORT_CHECK(port)) + if (VSC9953_INTERNAL_PORT_CHECK(port_no)) return 0; /* alloc eth device */ dev = (struct eth_device *)calloc(1, sizeof(struct eth_device)); if (!dev) - return 1; + return -1; - sprintf(dev->name, "SW@PORT%d", port); - dev->priv = &vsc9953_l2sw.port[port]; + sprintf(dev->name, "SW@PORT%d", port_no); + dev->priv = &vsc9953_l2sw.port[port_no]; dev->init = NULL; dev->halt = NULL; dev->send = NULL; @@ -170,7 +170,7 @@ static int vsc9953_port_init(int port) if (init_phy(dev)) { free(dev); - return 1; + return -1; } return 0; @@ -255,8 +255,8 @@ void vsc9953_init(bd_t *bis) out_le32(&l2dev_gmii_reg->mac_cfg_status.mac_hdx_cfg, hdx_cfg); out_le32(&l2sys_reg->sys.front_port_mode[i], CONFIG_VSC9953_FRONT_PORT_MODE); - out_le32(&l2qsys_reg->sys.switch_port_mode[i], - CONFIG_VSC9953_PORT_ENA); + setbits_le32(&l2qsys_reg->sys.switch_port_mode[i], + CONFIG_VSC9953_PORT_ENA); out_le32(&l2dev_gmii_reg->mac_cfg_status.mac_maxlen_cfg, CONFIG_VSC9953_MAC_MAX_LEN); out_le32(&l2sys_reg->pause_cfg.pause_cfg[i], @@ -312,25 +312,23 @@ void vsc9953_init(bd_t *bis) #ifdef CONFIG_VSC9953_CMD /* Enable/disable status of a VSC9953 port */ -static void vsc9953_port_status_set(int port_nr, u8 enabled) +static void vsc9953_port_status_set(int port_no, u8 enabled) { - u32 val; struct vsc9953_qsys_reg *l2qsys_reg; /* Administrative down */ - if (vsc9953_l2sw.port[port_nr].enabled == 0) + if (!vsc9953_l2sw.port[port_no].enabled) return; l2qsys_reg = (struct vsc9953_qsys_reg *)(VSC9953_OFFSET + VSC9953_QSYS_OFFSET); - val = in_le32(&l2qsys_reg->sys.switch_port_mode[port_nr]); - if (enabled == 1) - val |= (1 << 13); + if (enabled) + setbits_le32(&l2qsys_reg->sys.switch_port_mode[port_no], + CONFIG_VSC9953_PORT_ENA); else - val &= ~(1 << 13); - - out_le32(&l2qsys_reg->sys.switch_port_mode[port_nr], val); + clrbits_le32(&l2qsys_reg->sys.switch_port_mode[port_no], + CONFIG_VSC9953_PORT_ENA); } /* Set all VSC9953 ports' status */ @@ -343,14 +341,14 @@ static void vsc9953_port_all_status_set(u8 enabled) } /* Start autonegotiation for a VSC9953 PHY */ -static void vsc9953_phy_autoneg(int port_nr) +static void vsc9953_phy_autoneg(int port_no) { - if (!vsc9953_l2sw.port[port_nr].phydev) + if (!vsc9953_l2sw.port[port_no].phydev) return; - if (vsc9953_l2sw.port[port_nr].phydev->drv->startup( - vsc9953_l2sw.port[port_nr].phydev)) - printf("Failed to start PHY for port %d\n", port_nr); + if (vsc9953_l2sw.port[port_no].phydev->drv->startup( + vsc9953_l2sw.port[port_no].phydev)) + printf("Failed to start PHY for port %d\n", port_no); } /* Start autonegotiation for all VSC9953 PHYs */ @@ -363,7 +361,7 @@ static void vsc9953_phy_all_autoneg(void) } /* Print a VSC9953 port's configuration */ -static void vsc9953_port_config_show(int port) +static void vsc9953_port_config_show(int port_no) { int speed; int duplex; @@ -375,20 +373,20 @@ static void vsc9953_port_config_show(int port) l2qsys_reg = (struct vsc9953_qsys_reg *)(VSC9953_OFFSET + VSC9953_QSYS_OFFSET); - val = in_le32(&l2qsys_reg->sys.switch_port_mode[port]); - enabled = vsc9953_l2sw.port[port].enabled & - ((val & 0x00002000) >> 13); + val = in_le32(&l2qsys_reg->sys.switch_port_mode[port_no]); + enabled = !!(vsc9953_l2sw.port[port_no].enabled & + val & CONFIG_VSC9953_PORT_ENA); /* internal ports (8 and 9) are fixed */ - if (VSC9953_INTERNAL_PORT_CHECK(port)) { + if (VSC9953_INTERNAL_PORT_CHECK(port_no)) { link = 1; speed = SPEED_2500; duplex = DUPLEX_FULL; } else { - if (vsc9953_l2sw.port[port].phydev) { - link = vsc9953_l2sw.port[port].phydev->link; - speed = vsc9953_l2sw.port[port].phydev->speed; - duplex = vsc9953_l2sw.port[port].phydev->duplex; + if (vsc9953_l2sw.port[port_no].phydev) { + link = vsc9953_l2sw.port[port_no].phydev->link; + speed = vsc9953_l2sw.port[port_no].phydev->speed; + duplex = vsc9953_l2sw.port[port_no].phydev->duplex; } else { link = -1; speed = -1; @@ -396,7 +394,7 @@ static void vsc9953_port_config_show(int port) } } - printf("%8d ", port); + printf("%8d ", port_no); printf("%8s ", enabled == 1 ? "enabled" : "disabled"); printf("%8s ", link == 1 ? "up" : "down"); @@ -487,11 +485,11 @@ static int do_ethsw(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) U_BOOT_CMD(ethsw, 5, 0, do_ethsw, "vsc9953 l2 switch commands", - "port enable|disable\n" + "port enable|disable\n" " - enable/disable an l2 switch port\n" - " port_nr=0..9; use \"all\" for all ports\n" - "ethsw port show\n" + " port_no=0..9; use \"all\" for all ports\n" + "ethsw port show\n" " - show an l2 switch port's configuration\n" - " port_nr=0..9; use \"all\" for all ports\n" + " port_no=0..9; use \"all\" for all ports\n" ); #endif /* CONFIG_VSC9953_CMD */ diff --git a/include/vsc9953.h b/include/vsc9953.h index 3d11b87..920402f 100644 --- a/include/vsc9953.h +++ b/include/vsc9953.h @@ -33,29 +33,60 @@ #define T1040_SWITCH_GMII_DEV_OFFSET 0x010000 #define VSC9953_PHY_REGS_OFFST 0x0000AC +/* Macros for vsc9953_chip_regs.soft_rst register */ #define CONFIG_VSC9953_SOFT_SWC_RST_ENA 0x00000001 + +/* Macros for vsc9953_sys_sys.reset_cfg register */ #define CONFIG_VSC9953_CORE_ENABLE 0x80 #define CONFIG_VSC9953_MEM_ENABLE 0x40 #define CONFIG_VSC9953_MEM_INIT 0x20 -#define CONFIG_VSC9953_PORT_ENA 0x00003a00 +/* Macros for vsc9953_dev_gmii_mac_cfg_status.mac_ena_cfg register */ #define CONFIG_VSC9953_MAC_ENA_CFG 0x00000011 + +/* Macros for vsc9953_dev_gmii_mac_cfg_status.mac_mode_cfg register */ #define CONFIG_VSC9953_MAC_MODE_CFG 0x00000011 + +/* Macros for vsc9953_dev_gmii_mac_cfg_status.mac_ifg_cfg register */ #define CONFIG_VSC9953_MAC_IFG_CFG 0x00000515 + +/* Macros for vsc9953_dev_gmii_mac_cfg_status.mac_hdx_cfg register */ #define CONFIG_VSC9953_MAC_HDX_CFG 0x00001043 + +/* Macros for vsc9953_dev_gmii_mac_cfg_status.mac_maxlen_cfg register */ +#define CONFIG_VSC9953_MAC_MAX_LEN 0x000005ee + +/* Macros for vsc9953_dev_gmii_port_mode.clock_cfg register */ #define CONFIG_VSC9953_CLOCK_CFG 0x00000001 #define CONFIG_VSC9953_CLOCK_CFG_1000M 0x00000001 + +/* Macros for vsc9953_sys_sys.front_port_mode register */ +#define CONFIG_VSC9953_FRONT_PORT_MODE 0x00000000 + +/* Macros for vsc9953_ana_pfc.pfc_cfg register */ #define CONFIG_VSC9953_PFC_FC 0x00000001 #define CONFIG_VSC9953_PFC_FC_QSGMII 0x00000000 + +/* Macros for vsc9953_sys_pause_cfg.mac_fc_cfg register */ #define CONFIG_VSC9953_MAC_FC_CFG 0x04700000 #define CONFIG_VSC9953_MAC_FC_CFG_QSGMII 0x00700000 + +/* Macros for vsc9953_sys_pause_cfg.pause_cfg register */ #define CONFIG_VSC9953_PAUSE_CFG 0x001ffffe + +/* Macros for vsc9953_sys_pause_cfg.pause_cfg register */ +#define CONFIG_VSC9953_PAUSE_CFG 0x001ffffe + +/* Macros for vsc9953_sys_pause_cfgtot_tail_drop_lvl register */ #define CONFIG_VSC9953_TOT_TAIL_DROP_LVL 0x000003ff -#define CONFIG_VSC9953_FRONT_PORT_MODE 0x00000000 -#define CONFIG_VSC9953_MAC_MAX_LEN 0x000005ee +/* Macros for vsc9953_vcap_core_cfg.vcap_mv_cfg register */ #define CONFIG_VSC9953_VCAP_MV_CFG 0x0000ffff #define CONFIG_VSC9953_VCAP_UPDATE_CTRL 0x01000004 + +/* Macros for vsc9953_qsys_sys.switch_port_mode register */ +#define CONFIG_VSC9953_PORT_ENA 0x00002000 + #define VSC9953_MAX_PORTS 10 #define VSC9953_PORT_CHECK(port) \ (((port) < 0 || (port) >= VSC9953_MAX_PORTS) ? 0 : 1) @@ -393,10 +424,10 @@ struct vsc9953_info { void vsc9953_init(bd_t *bis); -void vsc9953_port_info_set_mdio(int port, struct mii_dev *bus); -void vsc9953_port_info_set_phy_address(int port, int address); -void vsc9953_port_enable(int port); -void vsc9953_port_disable(int port); -void vsc9953_port_info_set_phy_int(int port, phy_interface_t phy_int); +void vsc9953_port_info_set_mdio(int port_no, struct mii_dev *bus); +void vsc9953_port_info_set_phy_address(int port_no, int address); +void vsc9953_port_enable(int port_no); +void vsc9953_port_disable(int port_no); +void vsc9953_port_info_set_phy_int(int port_no, phy_interface_t phy_int); #endif /* _VSC9953_H_ */