drivers: net: keystone_net: drop non dm code

Networking support for all TI K2 boards converted to use DM model and
CONFIG_DM_ETH enabled in all corresponding defconfig files, hence drop
unused non DM K2 networking code.

Reviewed-by: Tom Rini <trini@konsulko.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>

arch/arm/include/asm/ti-common/keystone_net.h

@@ -242,18 +242,4 @@ struct mdio_regs {
 	u32 userphysel1;
 };
 
-struct eth_priv_t {
-	char int_name[32];
-	int rx_flow;
-	int phy_addr;
-	int slave_port;
-	int sgmii_link_type;
-	phy_interface_t phy_if;
-	struct phy_device *phy_dev;
-};
-
-int keystone2_emac_initialize(struct eth_priv_t *eth_priv);
-void sgmii_serdes_setup_156p25mhz(void);
-void sgmii_serdes_shutdown(void);
-
 #endif  /* _KEYSTONE_NET_H_ */

board/ti/ks2_evm/board.c

@@ -66,59 +66,6 @@ int board_init(void)
 	return 0;
 }
 
-#ifdef CONFIG_DRIVER_TI_KEYSTONE_NET
-#ifndef CONFIG_DM_ETH
-int get_eth_env_param(char *env_name)
-{
-	char *env;
-	int res = -1;
-
-	env = env_get(env_name);
-	if (env)
-		res = simple_strtol(env, NULL, 0);
-
-	return res;
-}
-
-int board_eth_init(bd_t *bis)
-{
-	int j;
-	int res;
-	int port_num;
-	char link_type_name[32];
-
-	if (cpu_is_k2g())
-		writel(KS2_ETHERNET_RGMII, KS2_ETHERNET_CFG);
-
-	/* By default, select PA PLL clock as PA clock source */
-#ifndef CONFIG_SOC_K2G
-	if (psc_enable_module(KS2_LPSC_PA))
-		return -1;
-#endif
-	if (psc_enable_module(KS2_LPSC_CPGMAC))
-		return -1;
-	if (psc_enable_module(KS2_LPSC_CRYPTO))
-		return -1;
-
-	if (cpu_is_k2e() || cpu_is_k2l())
-		pll_pa_clk_sel();
-
-	port_num = get_num_eth_ports();
-
-	for (j = 0; j < port_num; j++) {
-		sprintf(link_type_name, "sgmii%d_link_type", j);
-		res = get_eth_env_param(link_type_name);
-		if (res >= 0)
-			eth_priv_cfg[j].sgmii_link_type = res;
-
-		keystone2_emac_initialize(&eth_priv_cfg[j]);
-	}
-
-	return 0;
-}
-#endif
-#endif
-
 #ifdef CONFIG_SPL_BUILD
 void spl_board_init(void)
 {

board/ti/ks2_evm/board.h

@@ -12,8 +12,6 @@
 #include <asm/ti-common/keystone_net.h>
 #include "../common/board_detect.h"
 
-extern struct eth_priv_t eth_priv_cfg[];
-
 #if defined(CONFIG_TI_I2C_BOARD_DETECT)
 static inline int board_is_k2g_gp(void)
 {
@@ -38,7 +36,6 @@ static inline int board_is_k2g_ice(void)
 }
 #endif
 
-int get_num_eth_ports(void);
 void spl_init_keystone_plls(void);
 
 #endif

board/ti/ks2_evm/board_k2e.c

@@ -89,80 +89,6 @@ struct pll_init_data *get_pll_init_data(int pll)
 	return data;
 }
 
-#ifdef CONFIG_DRIVER_TI_KEYSTONE_NET
-struct eth_priv_t eth_priv_cfg[] = {
-	{
-		.int_name        = "K2E_EMAC0",
-		.rx_flow         = 0,
-		.phy_addr        = 0,
-		.slave_port      = 1,
-		.sgmii_link_type = SGMII_LINK_MAC_PHY,
-		.phy_if          = PHY_INTERFACE_MODE_SGMII,
-	},
-	{
-		.int_name        = "K2E_EMAC1",
-		.rx_flow         = 8,
-		.phy_addr        = 1,
-		.slave_port      = 2,
-		.sgmii_link_type = SGMII_LINK_MAC_PHY,
-		.phy_if          = PHY_INTERFACE_MODE_SGMII,
-	},
-	{
-		.int_name        = "K2E_EMAC2",
-		.rx_flow         = 16,
-		.phy_addr        = 2,
-		.slave_port      = 3,
-		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
-		.phy_if          = PHY_INTERFACE_MODE_SGMII,
-	},
-	{
-		.int_name        = "K2E_EMAC3",
-		.rx_flow         = 24,
-		.phy_addr        = 3,
-		.slave_port      = 4,
-		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
-		.phy_if          = PHY_INTERFACE_MODE_SGMII,
-	},
-	{
-		.int_name        = "K2E_EMAC4",
-		.rx_flow         = 32,
-		.phy_addr        = 4,
-		.slave_port      = 5,
-		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
-		.phy_if          = PHY_INTERFACE_MODE_SGMII,
-	},
-	{
-		.int_name        = "K2E_EMAC5",
-		.rx_flow         = 40,
-		.phy_addr        = 5,
-		.slave_port      = 6,
-		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
-		.phy_if          = PHY_INTERFACE_MODE_SGMII,
-	},
-	{
-		.int_name        = "K2E_EMAC6",
-		.rx_flow         = 48,
-		.phy_addr        = 6,
-		.slave_port      = 7,
-		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
-		.phy_if          = PHY_INTERFACE_MODE_SGMII,
-	},
-	{
-		.int_name        = "K2E_EMAC7",
-		.rx_flow         = 56,
-		.phy_addr        = 7,
-		.slave_port      = 8,
-		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
-		.phy_if          = PHY_INTERFACE_MODE_SGMII,
-	},
-};
-
-int get_num_eth_ports(void)
-{
-	return sizeof(eth_priv_cfg) / sizeof(struct eth_priv_t);
-}
-#endif
-
 #if defined(CONFIG_MULTI_DTB_FIT)
 int board_fit_config_name_match(const char *name)
 {

board/ti/ks2_evm/board_k2g.c

@@ -354,24 +354,6 @@ void spl_init_keystone_plls(void)
 }
 #endif
 
-#ifdef CONFIG_DRIVER_TI_KEYSTONE_NET
-struct eth_priv_t eth_priv_cfg[] = {
-	{
-		.int_name	= "K2G_EMAC",
-		.rx_flow	= 0,
-		.phy_addr	= 0,
-		.slave_port	= 1,
-		.sgmii_link_type = SGMII_LINK_MAC_PHY,
-		.phy_if          = PHY_INTERFACE_MODE_RGMII,
-	},
-};
-
-int get_num_eth_ports(void)
-{
-	return sizeof(eth_priv_cfg) / sizeof(struct eth_priv_t);
-}
-#endif
-
 #ifdef CONFIG_TI_SECURE_DEVICE
 void board_pmmc_image_process(ulong pmmc_image, size_t pmmc_size)
 {

board/ti/ks2_evm/board_k2hk.c

@@ -96,48 +96,6 @@ struct pll_init_data *get_pll_init_data(int pll)
 	return data;
 }
 
-#ifdef CONFIG_DRIVER_TI_KEYSTONE_NET
-struct eth_priv_t eth_priv_cfg[] = {
-	{
-		.int_name	= "K2HK_EMAC",
-		.rx_flow	= 22,
-		.phy_addr	= 0,
-		.slave_port	= 1,
-		.sgmii_link_type = SGMII_LINK_MAC_PHY,
-		.phy_if          = PHY_INTERFACE_MODE_SGMII,
-	},
-	{
-		.int_name	= "K2HK_EMAC1",
-		.rx_flow	= 23,
-		.phy_addr	= 1,
-		.slave_port	= 2,
-		.sgmii_link_type = SGMII_LINK_MAC_PHY,
-		.phy_if          = PHY_INTERFACE_MODE_SGMII,
-	},
-	{
-		.int_name	= "K2HK_EMAC2",
-		.rx_flow	= 24,
-		.phy_addr	= 2,
-		.slave_port	= 3,
-		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
-		.phy_if          = PHY_INTERFACE_MODE_SGMII,
-	},
-	{
-		.int_name	= "K2HK_EMAC3",
-		.rx_flow	= 25,
-		.phy_addr	= 3,
-		.slave_port	= 4,
-		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
-		.phy_if          = PHY_INTERFACE_MODE_SGMII,
-	},
-};
-
-int get_num_eth_ports(void)
-{
-	return sizeof(eth_priv_cfg) / sizeof(struct eth_priv_t);
-}
-#endif
-
 #ifdef CONFIG_BOARD_EARLY_INIT_F
 int board_early_init_f(void)
 {

board/ti/ks2_evm/board_k2l.c

@@ -84,48 +84,6 @@ struct pll_init_data *get_pll_init_data(int pll)
 	return data;
 }
 
-#ifdef CONFIG_DRIVER_TI_KEYSTONE_NET
-struct eth_priv_t eth_priv_cfg[] = {
-	{
-		.int_name        = "K2L_EMAC",
-		.rx_flow         = 0,
-		.phy_addr        = 0,
-		.slave_port      = 1,
-		.sgmii_link_type = SGMII_LINK_MAC_PHY,
-		.phy_if          = PHY_INTERFACE_MODE_SGMII,
-	},
-	{
-		.int_name        = "K2L_EMAC1",
-		.rx_flow         = 8,
-		.phy_addr        = 1,
-		.slave_port      = 2,
-		.sgmii_link_type = SGMII_LINK_MAC_PHY,
-		.phy_if          = PHY_INTERFACE_MODE_SGMII,
-	},
-	{
-		.int_name        = "K2L_EMAC2",
-		.rx_flow         = 16,
-		.phy_addr        = 2,
-		.slave_port      = 3,
-		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
-		.phy_if          = PHY_INTERFACE_MODE_SGMII,
-	},
-	{
-		.int_name        = "K2L_EMAC3",
-		.rx_flow         = 32,
-		.phy_addr        = 3,
-		.slave_port      = 4,
-		.sgmii_link_type = SGMII_LINK_MAC_MAC_FORCED,
-		.phy_if          = PHY_INTERFACE_MODE_SGMII,
-	},
-};
-
-int get_num_eth_ports(void)
-{
-	return sizeof(eth_priv_cfg) / sizeof(struct eth_priv_t);
-}
-#endif
-
 #ifdef CONFIG_BOARD_EARLY_INIT_F
 int board_early_init_f(void)
 {

drivers/net/ti/keystone_net.c

@@ -24,12 +24,6 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-#ifndef CONFIG_DM_ETH
-unsigned int emac_open;
-static struct mii_dev *mdio_bus;
-static unsigned int sys_has_mdio = 1;
-#endif
-
 #ifdef KEYSTONE2_EMAC_GIG_ENABLE
 #define emac_gigabit_enable(x)	keystone2_eth_gigabit_enable(x)
 #else
@@ -43,17 +37,6 @@ static unsigned int sys_has_mdio = 1;
 
 static u8 rx_buffs[RX_BUFF_NUMS * RX_BUFF_LEN] __aligned(16);
 
-#ifndef CONFIG_DM_ETH
-struct rx_buff_desc net_rx_buffs = {
-	.buff_ptr	= rx_buffs,
-	.num_buffs	= RX_BUFF_NUMS,
-	.buff_len	= RX_BUFF_LEN,
-	.rx_flow	= 22,
-};
-#endif
-
-#ifdef CONFIG_DM_ETH
-
 enum link_type {
 	LINK_TYPE_SGMII_MAC_TO_MAC_AUTO		= 0,
 	LINK_TYPE_SGMII_MAC_TO_PHY_MODE		= 1,
@@ -83,7 +66,7 @@ enum link_type {
 #define DEVICE_EMACSW_BASE(base, x)	((base) + EMAC_EMACSW_PORT_BASE_OFS +  \
 					 (x) * 0x30)
 
-#elif defined CONFIG_KSNET_NETCP_V1_5
+#elif defined(CONFIG_KSNET_NETCP_V1_5)
 
 #define EMAC_EMACSW_PORT_BASE_OFS	0x222000
 
@@ -113,7 +96,6 @@ struct ks2_eth_priv {
 	bool				emac_open;
 	bool				has_mdio;
 };
-#endif
 
 /* MDIO */
 
@@ -184,31 +166,6 @@ static int keystone2_mdio_write(struct mii_dev *bus,
 	return 0;
 }
 
-#ifndef CONFIG_DM_ETH
-static void  __attribute__((unused))
-	keystone2_eth_gigabit_enable(struct eth_device *dev)
-{
-	u_int16_t data;
-	struct eth_priv_t *eth_priv = (struct eth_priv_t *)dev->priv;
-
-	if (sys_has_mdio) {
-		data = keystone2_mdio_read(mdio_bus, eth_priv->phy_addr,
-					   MDIO_DEVAD_NONE, 0);
-		/* speed selection MSB */
-		if (!(data & (1 << 6)))
-			return;
-	}
-
-	/*
-	 * Check if link detected is giga-bit
-	 * If Gigabit mode detected, enable gigbit in MAC
-	 */
-	writel(readl(DEVICE_EMACSL_BASE(eth_priv->slave_port - 1) +
-		     CPGMACSL_REG_CTL) |
-	       EMAC_MACCONTROL_GIGFORCE | EMAC_MACCONTROL_GIGABIT_ENABLE,
-	       DEVICE_EMACSL_BASE(eth_priv->slave_port - 1) + CPGMACSL_REG_CTL);
-}
-#else
 static void  __attribute__((unused))
 	keystone2_eth_gigabit_enable(struct udevice *dev)
 {
@@ -232,7 +189,6 @@ static void  __attribute__((unused))
 	       EMAC_MACCONTROL_GIGFORCE | EMAC_MACCONTROL_GIGABIT_ENABLE,
 	       DEVICE_EMACSL_BASE(priv->slave_port - 1) + CPGMACSL_REG_CTL);
 }
-#endif
 
 #ifdef CONFIG_SOC_K2G
 int keystone_rgmii_config(struct phy_device *phy_dev)
@@ -497,246 +453,6 @@ static void keystone2_net_serdes_setup(void)
 }
 #endif
 
-#ifndef CONFIG_DM_ETH
-
-int keystone2_eth_read_mac_addr(struct eth_device *dev)
-{
-	struct eth_priv_t *eth_priv;
-	u32 maca = 0;
-	u32 macb = 0;
-
-	eth_priv = (struct eth_priv_t *)dev->priv;
-
-	/* Read the e-fuse mac address */
-	if (eth_priv->slave_port == 1) {
-		maca = __raw_readl(MAC_ID_BASE_ADDR);
-		macb = __raw_readl(MAC_ID_BASE_ADDR + 4);
-	}
-
-	dev->enetaddr[0] = (macb >>  8) & 0xff;
-	dev->enetaddr[1] = (macb >>  0) & 0xff;
-	dev->enetaddr[2] = (maca >> 24) & 0xff;
-	dev->enetaddr[3] = (maca >> 16) & 0xff;
-	dev->enetaddr[4] = (maca >>  8) & 0xff;
-	dev->enetaddr[5] = (maca >>  0) & 0xff;
-
-	return 0;
-}
-
-int32_t cpmac_drv_send(u32 *buffer, int num_bytes, int slave_port_num)
-{
-	if (num_bytes < EMAC_MIN_ETHERNET_PKT_SIZE)
-		num_bytes = EMAC_MIN_ETHERNET_PKT_SIZE;
-
-	return ksnav_send(&netcp_pktdma, buffer,
-			  num_bytes, (slave_port_num) << 16);
-}
-
-/* Eth device open */
-static int keystone2_eth_open(struct eth_device *dev, bd_t *bis)
-{
-	struct eth_priv_t *eth_priv = (struct eth_priv_t *)dev->priv;
-	struct phy_device *phy_dev = eth_priv->phy_dev;
-
-	debug("+ emac_open\n");
-
-	net_rx_buffs.rx_flow	= eth_priv->rx_flow;
-
-	sys_has_mdio =
-		(eth_priv->sgmii_link_type == SGMII_LINK_MAC_PHY) ? 1 : 0;
-
-	if (sys_has_mdio)
-		keystone2_mdio_reset(mdio_bus);
-
-#ifdef CONFIG_SOC_K2G
-	keystone_rgmii_config(phy_dev);
-#else
-	keystone_sgmii_config(phy_dev, eth_priv->slave_port - 1,
-			      eth_priv->sgmii_link_type);
-#endif
-
-	udelay(10000);
-
-	/* On chip switch configuration */
-	ethss_config(target_get_switch_ctl(), SWITCH_MAX_PKT_SIZE);
-
-	/* TODO: add error handling code */
-	if (qm_init()) {
-		printf("ERROR: qm_init()\n");
-		return -1;
-	}
-	if (ksnav_init(&netcp_pktdma, &net_rx_buffs)) {
-		qm_close();
-		printf("ERROR: netcp_init()\n");
-		return -1;
-	}
-
-	/*
-	 * Streaming switch configuration. If not present this
-	 * statement is defined to void in target.h.
-	 * If present this is usually defined to a series of register writes
-	 */
-	hw_config_streaming_switch();
-
-	if (sys_has_mdio) {
-		keystone2_mdio_reset(mdio_bus);
-
-		phy_startup(phy_dev);
-		if (phy_dev->link == 0) {
-			ksnav_close(&netcp_pktdma);
-			qm_close();
-			return -1;
-		}
-	}
-
-	emac_gigabit_enable(dev);
-
-	ethss_start();
-
-	debug("- emac_open\n");
-
-	emac_open = 1;
-
-	return 0;
-}
-
-/* Eth device close */
-void keystone2_eth_close(struct eth_device *dev)
-{
-	struct eth_priv_t *eth_priv = (struct eth_priv_t *)dev->priv;
-	struct phy_device *phy_dev = eth_priv->phy_dev;
-
-	debug("+ emac_close\n");
-
-	if (!emac_open)
-		return;
-
-	ethss_stop();
-
-	ksnav_close(&netcp_pktdma);
-	qm_close();
-	phy_shutdown(phy_dev);
-
-	emac_open = 0;
-
-	debug("- emac_close\n");
-}
-
-/*
- * This function sends a single packet on the network and returns
- * positive number (number of bytes transmitted) or negative for error
- */
-static int keystone2_eth_send_packet(struct eth_device *dev,
-					void *packet, int length)
-{
-	int ret_status = -1;
-	struct eth_priv_t *eth_priv = (struct eth_priv_t *)dev->priv;
-	struct phy_device *phy_dev = eth_priv->phy_dev;
-
-	genphy_update_link(phy_dev);
-	if (phy_dev->link == 0)
-		return -1;
-
-	if (cpmac_drv_send((u32 *)packet, length, eth_priv->slave_port) != 0)
-		return ret_status;
-
-	return length;
-}
-
-/*
- * This function handles receipt of a packet from the network
- */
-static int keystone2_eth_rcv_packet(struct eth_device *dev)
-{
-	void *hd;
-	int  pkt_size;
-	u32  *pkt;
-
-	hd = ksnav_recv(&netcp_pktdma, &pkt, &pkt_size);
-	if (hd == NULL)
-		return 0;
-
-	net_process_received_packet((uchar *)pkt, pkt_size);
-
-	ksnav_release_rxhd(&netcp_pktdma, hd);
-
-	return pkt_size;
-}
-
-#ifdef CONFIG_MCAST_TFTP
-static int keystone2_eth_bcast_addr(struct eth_device *dev, u32 ip, u8 set)
-{
-	return 0;
-}
-#endif
-
-/*
- * This function initializes the EMAC hardware.
- */
-int keystone2_emac_initialize(struct eth_priv_t *eth_priv)
-{
-	int res;
-	struct eth_device *dev;
-	struct phy_device *phy_dev;
-	struct mdio_regs *adap_mdio = (struct mdio_regs *)EMAC_MDIO_BASE_ADDR;
-
-	dev = malloc(sizeof(struct eth_device));
-	if (dev == NULL)
-		return -1;
-
-	memset(dev, 0, sizeof(struct eth_device));
-
-	strcpy(dev->name, eth_priv->int_name);
-	dev->priv = eth_priv;
-
-	keystone2_eth_read_mac_addr(dev);
-
-	dev->iobase		= 0;
-	dev->init		= keystone2_eth_open;
-	dev->halt		= keystone2_eth_close;
-	dev->send		= keystone2_eth_send_packet;
-	dev->recv		= keystone2_eth_rcv_packet;
-#ifdef CONFIG_MCAST_TFTP
-	dev->mcast		= keystone2_eth_bcast_addr;
-#endif
-
-	eth_register(dev);
-
-	/* Register MDIO bus if it's not registered yet */
-	if (!mdio_bus) {
-		mdio_bus	= mdio_alloc();
-		mdio_bus->read	= keystone2_mdio_read;
-		mdio_bus->write	= keystone2_mdio_write;
-		mdio_bus->reset	= keystone2_mdio_reset;
-		mdio_bus->priv	= (void *)EMAC_MDIO_BASE_ADDR;
-		strcpy(mdio_bus->name, "ethernet-mdio");
-
-		res = mdio_register(mdio_bus);
-		if (res)
-			return res;
-	}
-
-#ifndef CONFIG_SOC_K2G
-	keystone2_net_serdes_setup();
-#endif
-
-	/* Create phy device and bind it with driver */
-#ifdef CONFIG_KSNET_MDIO_PHY_CONFIG_ENABLE
-	phy_dev = phy_connect(mdio_bus, eth_priv->phy_addr,
-			      dev, eth_priv->phy_if);
-	phy_config(phy_dev);
-#else
-	phy_dev = phy_find_by_mask(mdio_bus, 1 << eth_priv->phy_addr,
-				   eth_priv->phy_if);
-	phy_dev->dev = dev;
-#endif
-	eth_priv->phy_dev = phy_dev;
-
-	return 0;
-}
-
-#else
-
 static int ks2_eth_start(struct udevice *dev)
 {
 	struct ks2_eth_priv *priv = dev_get_priv(dev);
@@ -1167,4 +883,3 @@ U_BOOT_DRIVER(eth_ks2) = {
 	.platdata_auto_alloc_size = sizeof(struct eth_pdata),
 	.flags = DM_FLAG_ALLOC_PRIV_DMA,
 };
-#endif