123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244 |
- /*
- * Copyright (c) 2003-2012 Broadcom Corporation
- * All Rights Reserved
- *
- * This software is available to you under a choice of one of two
- * licenses. You may choose to be licensed under the terms of the GNU
- * 1. Redistributions of source code must retain the above copyright
- * General Public License (GPL) Version 2, available from the file
- * COPYING in the main directory of this source tree, or the Broadcom
- * license below:
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY BROADCOM ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
- * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
- * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
- * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
- #include <linux/device.h>
- #include <linux/platform_device.h>
- #include <linux/kernel.h>
- #include <linux/init.h>
- #include <linux/io.h>
- #include <linux/delay.h>
- #include <linux/ioport.h>
- #include <linux/resource.h>
- #include <linux/phy.h>
- #include <asm/netlogic/haldefs.h>
- #include <asm/netlogic/common.h>
- #include <asm/netlogic/xlr/fmn.h>
- #include <asm/netlogic/xlr/xlr.h>
- #include <asm/netlogic/psb-bootinfo.h>
- #include <asm/netlogic/xlr/pic.h>
- #include <asm/netlogic/xlr/iomap.h>
- #include "platform_net.h"
- /* Linux Net */
- #define MAX_NUM_GMAC 8
- #define MAX_NUM_XLS_GMAC 8
- #define MAX_NUM_XLR_GMAC 4
- static u32 xlr_gmac_offsets[] = {
- NETLOGIC_IO_GMAC_0_OFFSET, NETLOGIC_IO_GMAC_1_OFFSET,
- NETLOGIC_IO_GMAC_2_OFFSET, NETLOGIC_IO_GMAC_3_OFFSET,
- NETLOGIC_IO_GMAC_4_OFFSET, NETLOGIC_IO_GMAC_5_OFFSET,
- NETLOGIC_IO_GMAC_6_OFFSET, NETLOGIC_IO_GMAC_7_OFFSET
- };
- static u32 xlr_gmac_irqs[] = { PIC_GMAC_0_IRQ, PIC_GMAC_1_IRQ,
- PIC_GMAC_2_IRQ, PIC_GMAC_3_IRQ,
- PIC_GMAC_4_IRQ, PIC_GMAC_5_IRQ,
- PIC_GMAC_6_IRQ, PIC_GMAC_7_IRQ
- };
- static struct resource xlr_net0_res[8];
- static struct resource xlr_net1_res[8];
- static u32 __iomem *gmac4_addr;
- static u32 __iomem *gpio_addr;
- static void xlr_resource_init(struct resource *res, int offset, int irq)
- {
- res->name = "gmac";
- res->start = CPHYSADDR(nlm_mmio_base(offset));
- res->end = res->start + 0xfff;
- res->flags = IORESOURCE_MEM;
- res++;
- res->name = "gmac";
- res->start = res->end = irq;
- res->flags = IORESOURCE_IRQ;
- }
- static struct platform_device *gmac_controller2_init(void *gmac0_addr)
- {
- int mac;
- static struct xlr_net_data ndata1 = {
- .phy_interface = PHY_INTERFACE_MODE_SGMII,
- .rfr_station = FMN_STNID_GMAC1_FR_0,
- .bucket_size = xlr_board_fmn_config.bucket_size,
- .gmac_fmn_info = &xlr_board_fmn_config.gmac[1],
- };
- static struct platform_device xlr_net_dev1 = {
- .name = "xlr-net",
- .id = 1,
- .dev.platform_data = &ndata1,
- };
- gmac4_addr = ioremap(CPHYSADDR(
- nlm_mmio_base(NETLOGIC_IO_GMAC_4_OFFSET)), 0xfff);
- ndata1.serdes_addr = gmac4_addr;
- ndata1.pcs_addr = gmac4_addr;
- ndata1.mii_addr = gmac0_addr;
- ndata1.gpio_addr = gpio_addr;
- ndata1.cpu_mask = nlm_current_node()->coremask;
- xlr_net_dev1.resource = xlr_net1_res;
- for (mac = 0; mac < 4; mac++) {
- ndata1.tx_stnid[mac] = FMN_STNID_GMAC1_TX0 + mac;
- ndata1.phy_addr[mac] = mac + 4 + 0x10;
- xlr_resource_init(&xlr_net1_res[mac * 2],
- xlr_gmac_offsets[mac + 4],
- xlr_gmac_irqs[mac + 4]);
- }
- xlr_net_dev1.num_resources = 8;
- return &xlr_net_dev1;
- }
- static void xls_gmac_init(void)
- {
- int mac;
- struct platform_device *xlr_net_dev1;
- void __iomem *gmac0_addr = ioremap(CPHYSADDR(
- nlm_mmio_base(NETLOGIC_IO_GMAC_0_OFFSET)), 0xfff);
- static struct xlr_net_data ndata0 = {
- .rfr_station = FMN_STNID_GMACRFR_0,
- .bucket_size = xlr_board_fmn_config.bucket_size,
- .gmac_fmn_info = &xlr_board_fmn_config.gmac[0],
- };
- static struct platform_device xlr_net_dev0 = {
- .name = "xlr-net",
- .id = 0,
- };
- xlr_net_dev0.dev.platform_data = &ndata0;
- ndata0.serdes_addr = gmac0_addr;
- ndata0.pcs_addr = gmac0_addr;
- ndata0.mii_addr = gmac0_addr;
- /* Passing GPIO base for serdes init. Only needed on sgmii ports */
- gpio_addr = ioremap(CPHYSADDR(
- nlm_mmio_base(NETLOGIC_IO_GPIO_OFFSET)), 0xfff);
- ndata0.gpio_addr = gpio_addr;
- ndata0.cpu_mask = nlm_current_node()->coremask;
- xlr_net_dev0.resource = xlr_net0_res;
- switch (nlm_prom_info.board_major_version) {
- case 12:
- /* first block RGMII or XAUI, use RGMII */
- ndata0.phy_interface = PHY_INTERFACE_MODE_RGMII;
- ndata0.tx_stnid[0] = FMN_STNID_GMAC0_TX0;
- ndata0.phy_addr[0] = 0;
- xlr_net_dev0.num_resources = 2;
- xlr_resource_init(&xlr_net0_res[0], xlr_gmac_offsets[0],
- xlr_gmac_irqs[0]);
- platform_device_register(&xlr_net_dev0);
- /* second block is XAUI, not supported yet */
- break;
- default:
- /* default XLS config, all ports SGMII */
- ndata0.phy_interface = PHY_INTERFACE_MODE_SGMII;
- for (mac = 0; mac < 4; mac++) {
- ndata0.tx_stnid[mac] = FMN_STNID_GMAC0_TX0 + mac;
- ndata0.phy_addr[mac] = mac + 0x10;
- xlr_resource_init(&xlr_net0_res[mac * 2],
- xlr_gmac_offsets[mac],
- xlr_gmac_irqs[mac]);
- }
- xlr_net_dev0.num_resources = 8;
- platform_device_register(&xlr_net_dev0);
- xlr_net_dev1 = gmac_controller2_init(gmac0_addr);
- platform_device_register(xlr_net_dev1);
- }
- }
- static void xlr_gmac_init(void)
- {
- int mac;
- /* assume all GMACs for now */
- static struct xlr_net_data ndata0 = {
- .phy_interface = PHY_INTERFACE_MODE_RGMII,
- .serdes_addr = NULL,
- .pcs_addr = NULL,
- .rfr_station = FMN_STNID_GMACRFR_0,
- .bucket_size = xlr_board_fmn_config.bucket_size,
- .gmac_fmn_info = &xlr_board_fmn_config.gmac[0],
- .gpio_addr = NULL,
- };
- static struct platform_device xlr_net_dev0 = {
- .name = "xlr-net",
- .id = 0,
- .dev.platform_data = &ndata0,
- };
- ndata0.mii_addr = ioremap(CPHYSADDR(
- nlm_mmio_base(NETLOGIC_IO_GMAC_0_OFFSET)), 0xfff);
- ndata0.cpu_mask = nlm_current_node()->coremask;
- for (mac = 0; mac < MAX_NUM_XLR_GMAC; mac++) {
- ndata0.tx_stnid[mac] = FMN_STNID_GMAC0_TX0 + mac;
- ndata0.phy_addr[mac] = mac;
- xlr_resource_init(&xlr_net0_res[mac * 2], xlr_gmac_offsets[mac],
- xlr_gmac_irqs[mac]);
- }
- xlr_net_dev0.num_resources = 8;
- xlr_net_dev0.resource = xlr_net0_res;
- platform_device_register(&xlr_net_dev0);
- }
- static int __init xlr_net_init(void)
- {
- if (nlm_chip_is_xls())
- xls_gmac_init();
- else
- xlr_gmac_init();
- return 0;
- }
- arch_initcall(xlr_net_init);
|