1 /*
2  * arch/arm/mach-mv78xx0/buffalo-wxl-setup.c
3  *
4  * Buffalo WXL (Terastation Duo) Setup routines
5  *
6  * sebastien requiem <sebastien@requiem.fr>
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 <asm/mach-types.h>
21 #include <asm/mach/arch.h>
22 #include "mv78xx0.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 
wxl_init(void)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 
wxl_pci_init(void)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 <sebastien@requiem.fr> */
148 	.atag_offset	= 0x100,
149 	.nr_irqs	= MV78XX0_NR_IRQS,
150 	.init_machine	= wxl_init,
151 	.map_io		= mv78xx0_map_io,
152 	.init_early	= mv78xx0_init_early,
153 	.init_irq	= mv78xx0_init_irq,
154 	.init_time	= mv78xx0_timer_init,
155 	.restart	= mv78xx0_restart,
156 MACHINE_END
157