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path: root/drivers/net/fm/init.c
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Diffstat (limited to 'drivers/net/fm/init.c')
-rw-r--r--drivers/net/fm/init.c216
1 files changed, 216 insertions, 0 deletions
diff --git a/drivers/net/fm/init.c b/drivers/net/fm/init.c
new file mode 100644
index 0000000..512d7dd
--- /dev/null
+++ b/drivers/net/fm/init.c
@@ -0,0 +1,216 @@
+/*
+ * Copyright 2011 Freescale Semiconductor, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+#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_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_FM1_10GEC >= 1)
+ FM_TGEC_INFO_INITIALIZER(1, 1),
+#endif
+#if (CONFIG_SYS_NUM_FM2_10GEC >= 1)
+ FM_TGEC_INFO_INITIALIZER(2, 1),
+#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_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 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, ph;
+ phys_addr_t paddr = CONFIG_SYS_CCSRBAR_PHYS + info->compat_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 ;
+ }
+
+ /* board code might have caused offset to change */
+ off = fdt_node_offset_by_compat_reg(blob, prop, paddr);
+
+ /* disable both the mac node and the node that has a handle to it */
+ fdt_setprop_string(blob, off, "status", "disabled");
+
+ 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;
+
+ 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");
+ }
+}