Release 4.11 drivers/staging/netlogic/platform_net.c
/*
* 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 = irq;
res->end = irq;
res->flags = IORESOURCE_IRQ;
}
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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;
}
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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);
}
}
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| Total | 304 | 100.00% | 3 | 100.00% |
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);
}
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static int __init xlr_net_init(void)
{
if (nlm_chip_is_xls())
xls_gmac_init();
else
xlr_gmac_init();
return 0;
}
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arch_initcall(xlr_net_init);
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