2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
6 * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
9 #include <linux/init.h>
10 #include <linux/kernel.h>
11 #include <linux/platform_device.h>
12 #include <bcm63xx_dev_enet.h>
13 #include <bcm63xx_io.h>
14 #include <bcm63xx_regs.h>
16 static struct resource shared_res[] = {
18 .start = -1, /* filled at runtime */
19 .end = -1, /* filled at runtime */
20 .flags = IORESOURCE_MEM,
24 static struct platform_device bcm63xx_enet_shared_device = {
25 .name = "bcm63xx_enet_shared",
27 .num_resources = ARRAY_SIZE(shared_res),
28 .resource = shared_res,
31 static int shared_device_registered;
33 static struct resource enet0_res[] = {
35 .start = -1, /* filled at runtime */
36 .end = -1, /* filled at runtime */
37 .flags = IORESOURCE_MEM,
40 .start = -1, /* filled at runtime */
41 .flags = IORESOURCE_IRQ,
44 .start = -1, /* filled at runtime */
45 .flags = IORESOURCE_IRQ,
48 .start = -1, /* filled at runtime */
49 .flags = IORESOURCE_IRQ,
53 static struct bcm63xx_enet_platform_data enet0_pd;
55 static struct platform_device bcm63xx_enet0_device = {
56 .name = "bcm63xx_enet",
58 .num_resources = ARRAY_SIZE(enet0_res),
59 .resource = enet0_res,
61 .platform_data = &enet0_pd,
65 static struct resource enet1_res[] = {
67 .start = -1, /* filled at runtime */
68 .end = -1, /* filled at runtime */
69 .flags = IORESOURCE_MEM,
72 .start = -1, /* filled at runtime */
73 .flags = IORESOURCE_IRQ,
76 .start = -1, /* filled at runtime */
77 .flags = IORESOURCE_IRQ,
80 .start = -1, /* filled at runtime */
81 .flags = IORESOURCE_IRQ,
85 static struct bcm63xx_enet_platform_data enet1_pd;
87 static struct platform_device bcm63xx_enet1_device = {
88 .name = "bcm63xx_enet",
90 .num_resources = ARRAY_SIZE(enet1_res),
91 .resource = enet1_res,
93 .platform_data = &enet1_pd,
97 int __init bcm63xx_enet_register(int unit,
98 const struct bcm63xx_enet_platform_data *pd)
100 struct platform_device *pdev;
101 struct bcm63xx_enet_platform_data *dpd;
107 if (!shared_device_registered) {
108 shared_res[0].start = bcm63xx_regset_address(RSET_ENETDMA);
109 shared_res[0].end = shared_res[0].start;
110 if (BCMCPU_IS_6338())
111 shared_res[0].end += (RSET_ENETDMA_SIZE / 2) - 1;
113 shared_res[0].end += (RSET_ENETDMA_SIZE) - 1;
115 ret = platform_device_register(&bcm63xx_enet_shared_device);
118 shared_device_registered = 1;
122 enet0_res[0].start = bcm63xx_regset_address(RSET_ENET0);
123 enet0_res[0].end = enet0_res[0].start;
124 enet0_res[0].end += RSET_ENET_SIZE - 1;
125 enet0_res[1].start = bcm63xx_get_irq_number(IRQ_ENET0);
126 enet0_res[2].start = bcm63xx_get_irq_number(IRQ_ENET0_RXDMA);
127 enet0_res[3].start = bcm63xx_get_irq_number(IRQ_ENET0_TXDMA);
128 pdev = &bcm63xx_enet0_device;
130 enet1_res[0].start = bcm63xx_regset_address(RSET_ENET1);
131 enet1_res[0].end = enet1_res[0].start;
132 enet1_res[0].end += RSET_ENET_SIZE - 1;
133 enet1_res[1].start = bcm63xx_get_irq_number(IRQ_ENET1);
134 enet1_res[2].start = bcm63xx_get_irq_number(IRQ_ENET1_RXDMA);
135 enet1_res[3].start = bcm63xx_get_irq_number(IRQ_ENET1_TXDMA);
136 pdev = &bcm63xx_enet1_device;
139 /* copy given platform data */
140 dpd = pdev->dev.platform_data;
141 memcpy(dpd, pd, sizeof(*pd));
143 /* adjust them in case internal phy is used */
144 if (dpd->use_internal_phy) {
146 /* internal phy only exists for enet0 */
151 dpd->has_phy_interrupt = 1;
152 dpd->phy_interrupt = bcm63xx_get_irq_number(IRQ_ENET_PHY);
155 ret = platform_device_register(pdev);