1/*
2 * arch/arm/mach-orion5x/rd88f5181l-ge-setup.c
3 *
4 * Marvell Orion-VoIP GE Reference Design Setup
5 *
6 * This file is licensed under the terms of the GNU General Public
7 * License version 2.  This program is licensed "as is" without any
8 * warranty of any kind, whether express or implied.
9 */
10#include <linux/gpio.h>
11#include <linux/kernel.h>
12#include <linux/init.h>
13#include <linux/platform_device.h>
14#include <linux/pci.h>
15#include <linux/irq.h>
16#include <linux/mtd/physmap.h>
17#include <linux/mv643xx_eth.h>
18#include <linux/ethtool.h>
19#include <linux/i2c.h>
20#include <net/dsa.h>
21#include <asm/mach-types.h>
22#include <asm/mach/arch.h>
23#include <asm/mach/pci.h>
24#include <mach/orion5x.h>
25#include "common.h"
26#include "mpp.h"
27
28/*****************************************************************************
29 * RD-88F5181L GE Info
30 ****************************************************************************/
31/*
32 * 16M NOR flash Device bus boot chip select
33 */
34#define RD88F5181L_GE_NOR_BOOT_BASE		0xff000000
35#define RD88F5181L_GE_NOR_BOOT_SIZE		SZ_16M
36
37
38/*****************************************************************************
39 * 16M NOR Flash on Device bus Boot chip select
40 ****************************************************************************/
41static struct physmap_flash_data rd88f5181l_ge_nor_boot_flash_data = {
42	.width		= 1,
43};
44
45static struct resource rd88f5181l_ge_nor_boot_flash_resource = {
46	.flags		= IORESOURCE_MEM,
47	.start		= RD88F5181L_GE_NOR_BOOT_BASE,
48	.end		= RD88F5181L_GE_NOR_BOOT_BASE +
49			  RD88F5181L_GE_NOR_BOOT_SIZE - 1,
50};
51
52static struct platform_device rd88f5181l_ge_nor_boot_flash = {
53	.name			= "physmap-flash",
54	.id			= 0,
55	.dev		= {
56		.platform_data	= &rd88f5181l_ge_nor_boot_flash_data,
57	},
58	.num_resources		= 1,
59	.resource		= &rd88f5181l_ge_nor_boot_flash_resource,
60};
61
62
63/*****************************************************************************
64 * General Setup
65 ****************************************************************************/
66static unsigned int rd88f5181l_ge_mpp_modes[] __initdata = {
67	MPP0_GPIO,		/* LED1 */
68	MPP1_GPIO,		/* LED5 */
69	MPP2_GPIO,		/* LED4 */
70	MPP3_GPIO,		/* LED3 */
71	MPP4_GPIO,		/* PCI_intA */
72	MPP5_GPIO,		/* RTC interrupt */
73	MPP6_PCI_CLK,		/* CPU PCI refclk */
74	MPP7_PCI_CLK,		/* PCI/PCIe refclk */
75	MPP8_GPIO,		/* 88e6131 interrupt */
76	MPP9_GPIO,		/* GE_RXERR */
77	MPP10_GPIO,		/* PCI_intB */
78	MPP11_GPIO,		/* LED2 */
79	MPP12_GIGE,		/* GE_TXD[4] */
80	MPP13_GIGE,		/* GE_TXD[5] */
81	MPP14_GIGE,		/* GE_TXD[6] */
82	MPP15_GIGE,		/* GE_TXD[7] */
83	MPP16_GIGE,		/* GE_RXD[4] */
84	MPP17_GIGE,		/* GE_RXD[5] */
85	MPP18_GIGE,		/* GE_RXD[6] */
86	MPP19_GIGE,		/* GE_RXD[7] */
87	0,
88};
89
90static struct mv643xx_eth_platform_data rd88f5181l_ge_eth_data = {
91	.phy_addr	= MV643XX_ETH_PHY_NONE,
92	.speed		= SPEED_1000,
93	.duplex		= DUPLEX_FULL,
94};
95
96static struct dsa_chip_data rd88f5181l_ge_switch_chip_data = {
97	.port_names[0]	= "lan2",
98	.port_names[1]	= "lan1",
99	.port_names[2]	= "wan",
100	.port_names[3]	= "cpu",
101	.port_names[5]	= "lan4",
102	.port_names[7]	= "lan3",
103};
104
105static struct dsa_platform_data rd88f5181l_ge_switch_plat_data = {
106	.nr_chips	= 1,
107	.chip		= &rd88f5181l_ge_switch_chip_data,
108};
109
110static struct i2c_board_info __initdata rd88f5181l_ge_i2c_rtc = {
111	I2C_BOARD_INFO("ds1338", 0x68),
112};
113
114static void __init rd88f5181l_ge_init(void)
115{
116	/*
117	 * Setup basic Orion functions. Need to be called early.
118	 */
119	orion5x_init();
120
121	orion5x_mpp_conf(rd88f5181l_ge_mpp_modes);
122
123	/*
124	 * Configure peripherals.
125	 */
126	orion5x_ehci0_init();
127	orion5x_eth_init(&rd88f5181l_ge_eth_data);
128	orion5x_eth_switch_init(&rd88f5181l_ge_switch_plat_data,
129				gpio_to_irq(8));
130	orion5x_i2c_init();
131	orion5x_uart0_init();
132
133	mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET,
134				    ORION_MBUS_DEVBUS_BOOT_ATTR,
135				    RD88F5181L_GE_NOR_BOOT_BASE,
136				    RD88F5181L_GE_NOR_BOOT_SIZE);
137	platform_device_register(&rd88f5181l_ge_nor_boot_flash);
138
139	i2c_register_board_info(0, &rd88f5181l_ge_i2c_rtc, 1);
140}
141
142static int __init
143rd88f5181l_ge_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
144{
145	int irq;
146
147	/*
148	 * Check for devices with hard-wired IRQs.
149	 */
150	irq = orion5x_pci_map_irq(dev, slot, pin);
151	if (irq != -1)
152		return irq;
153
154	/*
155	 * Cardbus slot.
156	 */
157	if (pin == 1)
158		return gpio_to_irq(4);
159	else
160		return gpio_to_irq(10);
161}
162
163static struct hw_pci rd88f5181l_ge_pci __initdata = {
164	.nr_controllers	= 2,
165	.setup		= orion5x_pci_sys_setup,
166	.scan		= orion5x_pci_sys_scan_bus,
167	.map_irq	= rd88f5181l_ge_pci_map_irq,
168};
169
170static int __init rd88f5181l_ge_pci_init(void)
171{
172	if (machine_is_rd88f5181l_ge()) {
173		orion5x_pci_set_cardbus_mode();
174		pci_common_init(&rd88f5181l_ge_pci);
175	}
176
177	return 0;
178}
179subsys_initcall(rd88f5181l_ge_pci_init);
180
181MACHINE_START(RD88F5181L_GE, "Marvell Orion-VoIP GE Reference Design")
182	/* Maintainer: Lennert Buytenhek <buytenh@marvell.com> */
183	.atag_offset	= 0x100,
184	.init_machine	= rd88f5181l_ge_init,
185	.map_io		= orion5x_map_io,
186	.init_early	= orion5x_init_early,
187	.init_irq	= orion5x_init_irq,
188	.init_time	= orion5x_timer_init,
189	.fixup		= tag_fixup_mem32,
190	.restart	= orion5x_restart,
191MACHINE_END
192