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buffalo-wxl-setup.c
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1 /*
2  * arch/arm/mach-mv78xx0/buffalo-wxl-setup.c
3  *
4  * Buffalo WXL (Terastation Duo) Setup routines
5  *
6  * sebastien requiem <[email protected]>
7  *
8  * This file is licensed under the terms of the GNU General Public
9  * License version 2. This program is licensed "as is" without any
10  * warranty of any kind, whether express or implied.
11  */
12 
13 #include <linux/kernel.h>
14 #include <linux/init.h>
15 #include <linux/platform_device.h>
16 #include <linux/ata_platform.h>
17 #include <linux/mv643xx_eth.h>
18 #include <linux/ethtool.h>
19 #include <linux/i2c.h>
20 #include <mach/mv78xx0.h>
21 #include <asm/mach-types.h>
22 #include <asm/mach/arch.h>
23 #include "common.h"
24 #include "mpp.h"
25 
26 
27 /* This arch has 2 Giga Ethernet */
28 
29 static struct mv643xx_eth_platform_data db78x00_ge00_data = {
30  .phy_addr = MV643XX_ETH_PHY_ADDR(0),
31 };
32 
33 static struct mv643xx_eth_platform_data db78x00_ge01_data = {
34  .phy_addr = MV643XX_ETH_PHY_ADDR(8),
35 };
36 
37 
38 /* 2 SATA controller supporting HotPlug */
39 
40 static struct mv_sata_platform_data db78x00_sata_data = {
41  .n_ports = 2,
42 };
43 
44 static struct i2c_board_info __initdata db78x00_i2c_rtc = {
45  I2C_BOARD_INFO("ds1338", 0x68),
46 };
47 
48 
49 static unsigned int wxl_mpp_config[] __initdata = {
50  MPP0_GE1_TXCLK,
51  MPP1_GE1_TXCTL,
52  MPP2_GE1_RXCTL,
53  MPP3_GE1_RXCLK,
54  MPP4_GE1_TXD0,
55  MPP5_GE1_TXD1,
56  MPP6_GE1_TXD2,
57  MPP7_GE1_TXD3,
58  MPP8_GE1_RXD0,
59  MPP9_GE1_RXD1,
60  MPP10_GE1_RXD2,
61  MPP11_GE1_RXD3,
62  MPP12_GPIO,
63  MPP13_SYSRST_OUTn,
64  MPP14_SATA1_ACTn,
65  MPP15_SATA0_ACTn,
66  MPP16_GPIO,
67  MPP17_GPIO,
68  MPP18_GPIO,
69  MPP19_GPIO,
70  MPP20_GPIO,
71  MPP21_GPIO,
72  MPP22_GPIO,
73  MPP23_GPIO,
74  MPP24_UA2_TXD,
75  MPP25_UA2_RXD,
76  MPP26_UA2_CTSn,
77  MPP27_UA2_RTSn,
78  MPP28_GPIO,
79  MPP29_SYSRST_OUTn,
80  MPP30_GPIO,
81  MPP31_GPIO,
82  MPP32_GPIO,
83  MPP33_GPIO,
84  MPP34_GPIO,
85  MPP35_GPIO,
86  MPP36_GPIO,
87  MPP37_GPIO,
88  MPP38_GPIO,
89  MPP39_GPIO,
90  MPP40_UNUSED,
91  MPP41_UNUSED,
92  MPP42_UNUSED,
93  MPP43_UNUSED,
94  MPP44_UNUSED,
95  MPP45_UNUSED,
96  MPP46_UNUSED,
97  MPP47_UNUSED,
98  MPP48_SATA1_ACTn,
99  MPP49_SATA0_ACTn,
100  0
101 };
102 
103 
104 static void __init wxl_init(void)
105 {
106  /*
107  * Basic MV78xx0 setup. Needs to be called early.
108  */
109  mv78xx0_init();
110  mv78xx0_mpp_conf(wxl_mpp_config);
111 
112  /*
113  * Partition on-chip peripherals between the two CPU cores.
114  */
115  mv78xx0_ehci0_init();
116  mv78xx0_ehci1_init();
117  mv78xx0_ehci2_init();
118  mv78xx0_ge00_init(&db78x00_ge00_data);
119  mv78xx0_ge01_init(&db78x00_ge01_data);
120  mv78xx0_sata_init(&db78x00_sata_data);
121  mv78xx0_uart0_init();
122  mv78xx0_uart1_init();
123  mv78xx0_uart2_init();
124  mv78xx0_uart3_init();
125  mv78xx0_i2c_init();
126  i2c_register_board_info(0, &db78x00_i2c_rtc, 1);
127 }
128 
129 static int __init wxl_pci_init(void)
130 {
131  if (machine_is_terastation_wxl()) {
132  /*
133  * Assign the x16 PCIe slot on the board to CPU core
134  * #0, and let CPU core #1 have the four x1 slots.
135  */
136  if (mv78xx0_core_index() == 0)
137  mv78xx0_pcie_init(0, 1);
138  else
139  mv78xx0_pcie_init(1, 0);
140  }
141 
142  return 0;
143 }
144 subsys_initcall(wxl_pci_init);
145 
146 MACHINE_START(TERASTATION_WXL, "Buffalo Nas WXL")
147  /* Maintainer: Sebastien Requiem <[email protected]> */
148  .atag_offset = 0x100,
149  .init_machine = wxl_init,
150  .map_io = mv78xx0_map_io,
151  .init_early = mv78xx0_init_early,
152  .init_irq = mv78xx0_init_irq,
153  .timer = &mv78xx0_timer,
154  .restart = mv78xx0_restart,
155 MACHINE_END
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