--- /dev/null
+/*
+ * Copyright 2011 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#include <common.h>
+#include <asm/io.h>
+#include <asm/fsl_serdes.h>
+
+#include "fm.h"
+
+struct fm_eth_info fm_info[] = {
+#if (CONFIG_SYS_NUM_FM1_DTSEC >= 1)
+ FM_DTSEC_INFO_INITIALIZER(1, 1),
+#endif
+#if (CONFIG_SYS_NUM_FM1_DTSEC >= 2)
+ FM_DTSEC_INFO_INITIALIZER(1, 2),
+#endif
+#if (CONFIG_SYS_NUM_FM1_DTSEC >= 3)
+ FM_DTSEC_INFO_INITIALIZER(1, 3),
+#endif
+#if (CONFIG_SYS_NUM_FM1_DTSEC >= 4)
+ FM_DTSEC_INFO_INITIALIZER(1, 4),
+#endif
+#if (CONFIG_SYS_NUM_FM1_DTSEC >= 5)
+ FM_DTSEC_INFO_INITIALIZER(1, 5),
+#endif
+#if (CONFIG_SYS_NUM_FM1_DTSEC >= 6)
+ FM_DTSEC_INFO_INITIALIZER(1, 6),
+#endif
+#if (CONFIG_SYS_NUM_FM1_DTSEC >= 7)
+ FM_DTSEC_INFO_INITIALIZER(1, 9),
+#endif
+#if (CONFIG_SYS_NUM_FM1_DTSEC >= 8)
+ FM_DTSEC_INFO_INITIALIZER(1, 10),
+#endif
+#if (CONFIG_SYS_NUM_FM2_DTSEC >= 1)
+ FM_DTSEC_INFO_INITIALIZER(2, 1),
+#endif
+#if (CONFIG_SYS_NUM_FM2_DTSEC >= 2)
+ FM_DTSEC_INFO_INITIALIZER(2, 2),
+#endif
+#if (CONFIG_SYS_NUM_FM2_DTSEC >= 3)
+ FM_DTSEC_INFO_INITIALIZER(2, 3),
+#endif
+#if (CONFIG_SYS_NUM_FM2_DTSEC >= 4)
+ FM_DTSEC_INFO_INITIALIZER(2, 4),
+#endif
+#if (CONFIG_SYS_NUM_FM2_DTSEC >= 5)
+ FM_DTSEC_INFO_INITIALIZER(2, 5),
+#endif
+#if (CONFIG_SYS_NUM_FM2_DTSEC >= 6)
+ FM_DTSEC_INFO_INITIALIZER(2, 6),
+#endif
+#if (CONFIG_SYS_NUM_FM2_DTSEC >= 7)
+ FM_DTSEC_INFO_INITIALIZER(2, 9),
+#endif
+#if (CONFIG_SYS_NUM_FM2_DTSEC >= 8)
+ FM_DTSEC_INFO_INITIALIZER(2, 10),
+#endif
+#if (CONFIG_SYS_NUM_FM1_10GEC >= 1)
+ FM_TGEC_INFO_INITIALIZER(1, 1),
+#endif
+#if (CONFIG_SYS_NUM_FM1_10GEC >= 2)
+ FM_TGEC_INFO_INITIALIZER(1, 2),
+#endif
+#if (CONFIG_SYS_NUM_FM1_10GEC >= 3)
+ FM_TGEC_INFO_INITIALIZER2(1, 3),
+#endif
+#if (CONFIG_SYS_NUM_FM1_10GEC >= 4)
+ FM_TGEC_INFO_INITIALIZER2(1, 4),
+#endif
+#if (CONFIG_SYS_NUM_FM2_10GEC >= 1)
+ FM_TGEC_INFO_INITIALIZER(2, 1),
+#endif
+#if (CONFIG_SYS_NUM_FM2_10GEC >= 2)
+ FM_TGEC_INFO_INITIALIZER(2, 2),
+#endif
+};
+
+int fm_standard_init(bd_t *bis)
+{
+ int i;
+ struct ccsr_fman *reg;
+
+ reg = (void *)CONFIG_SYS_FSL_FM1_ADDR;
+ if (fm_init_common(0, reg))
+ return 0;
+
+ for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
+ if ((fm_info[i].enabled) && (fm_info[i].index == 1))
+ fm_eth_initialize(reg, &fm_info[i]);
+ }
+
+#if (CONFIG_SYS_NUM_FMAN == 2)
+ reg = (void *)CONFIG_SYS_FSL_FM2_ADDR;
+ if (fm_init_common(1, reg))
+ return 0;
+
+ for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
+ if ((fm_info[i].enabled) && (fm_info[i].index == 2))
+ fm_eth_initialize(reg, &fm_info[i]);
+ }
+#endif
+
+ return 1;
+}
+
+/* simple linear search to map from port to array index */
+static int fm_port_to_index(enum fm_port port)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
+ if (fm_info[i].port == port)
+ return i;
+ }
+
+ return -1;
+}
+
+/*
+ * Determine if an interface is actually active based on HW config
+ * we expect fman_port_enet_if() to report PHY_INTERFACE_MODE_NONE if
+ * the interface is not active based on HW cfg of the SoC
+ */
+void fman_enet_init(void)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
+ phy_interface_t enet_if;
+
+ enet_if = fman_port_enet_if(fm_info[i].port);
+ if (enet_if != PHY_INTERFACE_MODE_NONE) {
+ fm_info[i].enabled = 1;
+ fm_info[i].enet_if = enet_if;
+ } else {
+ fm_info[i].enabled = 0;
+ }
+ }
+
+ return ;
+}
+
+void fm_disable_port(enum fm_port port)
+{
+ int i = fm_port_to_index(port);
+
+ fm_info[i].enabled = 0;
+ fman_disable_port(port);
+}
+
+void fm_enable_port(enum fm_port port)
+{
+ int i = fm_port_to_index(port);
+
+ fm_info[i].enabled = 1;
+ fman_enable_port(port);
+}
+
+void fm_info_set_mdio(enum fm_port port, struct mii_dev *bus)
+{
+ int i = fm_port_to_index(port);
+
+ if (i == -1)
+ return;
+
+ fm_info[i].bus = bus;
+}
+
+void fm_info_set_phy_address(enum fm_port port, int address)
+{
+ int i = fm_port_to_index(port);
+
+ if (i == -1)
+ return;
+
+ fm_info[i].phy_addr = address;
+}
+
+/*
+ * Returns the PHY address for a given Fman port
+ *
+ * The port must be set via a prior call to fm_info_set_phy_address().
+ * A negative error code is returned if the port is invalid.
+ */
+int fm_info_get_phy_address(enum fm_port port)
+{
+ int i = fm_port_to_index(port);
+
+ if (i == -1)
+ return -1;
+
+ return fm_info[i].phy_addr;
+}
+
+/*
+ * Returns the type of the data interface between the given MAC and its PHY.
+ * This is typically determined by the RCW.
+ */
+phy_interface_t fm_info_get_enet_if(enum fm_port port)
+{
+ int i = fm_port_to_index(port);
+
+ if (i == -1)
+ return PHY_INTERFACE_MODE_NONE;
+
+ if (fm_info[i].enabled)
+ return fm_info[i].enet_if;
+
+ return PHY_INTERFACE_MODE_NONE;
+}
+
+static void
+__def_board_ft_fman_fixup_port(void *blob, char * prop, phys_addr_t pa,
+ enum fm_port port, int offset)
+{
+ return ;
+}
+
+void board_ft_fman_fixup_port(void *blob, char * prop, phys_addr_t pa,
+ enum fm_port port, int offset)
+ __attribute__((weak, alias("__def_board_ft_fman_fixup_port")));
+
+static void ft_fixup_port(void *blob, struct fm_eth_info *info, char *prop)
+{
+ int off;
+ uint32_t ph;
+ phys_addr_t paddr = CONFIG_SYS_CCSRBAR_PHYS + info->compat_offset;
+ u64 dtsec1_addr = (u64)CONFIG_SYS_CCSRBAR_PHYS +
+ CONFIG_SYS_FSL_FM1_DTSEC1_OFFSET;
+
+ off = fdt_node_offset_by_compat_reg(blob, prop, paddr);
+
+ if (info->enabled) {
+ fdt_fixup_phy_connection(blob, off, info->enet_if);
+ board_ft_fman_fixup_port(blob, prop, paddr, info->port, off);
+ return ;
+ }
+
+#ifdef CONFIG_SYS_FMAN_V3
+ /*
+ * Physically FM1_DTSEC9 and FM1_10GEC1 use the same dual-role MAC, when
+ * FM1_10GEC1 is enabled and FM1_DTSEC9 is disabled, ensure that the
+ * dual-role MAC is not disabled, ditto for other dual-role MACs.
+ */
+ if (((info->port == FM1_DTSEC9) && (PORT_IS_ENABLED(FM1_10GEC1))) ||
+ ((info->port == FM1_DTSEC10) && (PORT_IS_ENABLED(FM1_10GEC2))) ||
+ ((info->port == FM1_DTSEC1) && (PORT_IS_ENABLED(FM1_10GEC3))) ||
+ ((info->port == FM1_DTSEC2) && (PORT_IS_ENABLED(FM1_10GEC4))) ||
+ ((info->port == FM1_10GEC1) && (PORT_IS_ENABLED(FM1_DTSEC9))) ||
+ ((info->port == FM1_10GEC2) && (PORT_IS_ENABLED(FM1_DTSEC10))) ||
+ ((info->port == FM1_10GEC3) && (PORT_IS_ENABLED(FM1_DTSEC1))) ||
+ ((info->port == FM1_10GEC4) && (PORT_IS_ENABLED(FM1_DTSEC2)))
+#if (CONFIG_SYS_NUM_FMAN == 2)
+ ||
+ ((info->port == FM2_DTSEC9) && (PORT_IS_ENABLED(FM2_10GEC1))) ||
+ ((info->port == FM2_DTSEC10) && (PORT_IS_ENABLED(FM2_10GEC2))) ||
+ ((info->port == FM2_10GEC1) && (PORT_IS_ENABLED(FM2_DTSEC9))) ||
+ ((info->port == FM2_10GEC2) && (PORT_IS_ENABLED(FM2_DTSEC10)))
+#endif
+ )
+ return;
+#endif
+ /* board code might have caused offset to change */
+ off = fdt_node_offset_by_compat_reg(blob, prop, paddr);
+
+ /* Don't disable FM1-DTSEC1 MAC as its used for MDIO */
+ if (paddr != dtsec1_addr)
+ fdt_status_disabled(blob, off); /* disable the MAC node */
+
+ /* disable the fsl,dpa-ethernet node that points to the MAC */
+ ph = fdt_get_phandle(blob, off);
+ do_fixup_by_prop(blob, "fsl,fman-mac", &ph, sizeof(ph),
+ "status", "disabled", strlen("disabled") + 1, 1);
+}
+
+void fdt_fixup_fman_ethernet(void *blob)
+{
+ int i;
+
+#ifdef CONFIG_SYS_FMAN_V3
+ for (i = 0; i < ARRAY_SIZE(fm_info); i++)
+ ft_fixup_port(blob, &fm_info[i], "fsl,fman-memac");
+#else
+ for (i = 0; i < ARRAY_SIZE(fm_info); i++) {
+ if (fm_info[i].type == FM_ETH_1G_E)
+ ft_fixup_port(blob, &fm_info[i], "fsl,fman-1g-mac");
+ else
+ ft_fixup_port(blob, &fm_info[i], "fsl,fman-10g-mac");
+ }
+#endif
+}
+
+/*QSGMII Riser Card can work in SGMII mode, but the PHY address is different.
+ *This function scans which Riser Card being used(QSGMII or SGMII Riser Card),
+ *then set the correct PHY address
+ */
+void set_sgmii_phy(struct mii_dev *bus, enum fm_port base_port,
+ unsigned int port_num, int phy_base_addr)
+{
+ unsigned int regnum = 0;
+ int qsgmii;
+ int i;
+ int phy_real_addr;
+
+ qsgmii = is_qsgmii_riser_card(bus, phy_base_addr, port_num, regnum);
+
+ if (!qsgmii)
+ return;
+
+ for (i = base_port; i < base_port + port_num; i++) {
+ if (fm_info_get_enet_if(i) == PHY_INTERFACE_MODE_SGMII) {
+ phy_real_addr = phy_base_addr + i - base_port;
+ fm_info_set_phy_address(i, phy_real_addr);
+ }
+ }
+}
+
+/*to check whether qsgmii riser card is used*/
+int is_qsgmii_riser_card(struct mii_dev *bus, int phy_base_addr,
+ unsigned int port_num, unsigned regnum)
+{
+ int i;
+ int val;
+
+ if (!bus)
+ return 0;
+
+ for (i = phy_base_addr; i < phy_base_addr + port_num; i++) {
+ val = bus->read(bus, i, MDIO_DEVAD_NONE, regnum);
+ if (val != MIIM_TIMEOUT)
+ return 1;
+ }
+
+ return 0;
+}
Code Review / kvmfornfv.git / blobdiff