xref: /openbmc/linux/arch/arm/mach-pxa/pxa300.c (revision 384740dc)
1 /*
2  * linux/arch/arm/mach-pxa/pxa300.c
3  *
4  * Code specific to PXA300/PXA310
5  *
6  * Copyright (C) 2007 Marvell Internation Ltd.
7  *
8  * 2007-08-21: eric miao <eric.miao@marvell.com>
9  *             initial version
10  *
11  * This program is free software; you can redistribute it and/or modify
12  * it under the terms of the GNU General Public License version 2 as
13  * published by the Free Software Foundation.
14  */
15 
16 #include <linux/module.h>
17 #include <linux/kernel.h>
18 #include <linux/platform_device.h>
19 
20 #include <mach/hardware.h>
21 #include <mach/pxa3xx-regs.h>
22 #include <mach/mfp-pxa300.h>
23 
24 #include "generic.h"
25 #include "devices.h"
26 #include "clock.h"
27 
28 static struct pxa3xx_mfp_addr_map pxa300_mfp_addr_map[] __initdata = {
29 
30 	MFP_ADDR_X(GPIO0,   GPIO2,   0x00b4),
31 	MFP_ADDR_X(GPIO3,   GPIO26,  0x027c),
32 	MFP_ADDR_X(GPIO27,  GPIO98,  0x0400),
33 	MFP_ADDR_X(GPIO99,  GPIO127, 0x0600),
34 	MFP_ADDR_X(GPIO0_2, GPIO1_2, 0x0674),
35 	MFP_ADDR_X(GPIO2_2, GPIO6_2, 0x02dc),
36 
37 	MFP_ADDR(nBE0, 0x0204),
38 	MFP_ADDR(nBE1, 0x0208),
39 
40 	MFP_ADDR(nLUA, 0x0244),
41 	MFP_ADDR(nLLA, 0x0254),
42 
43 	MFP_ADDR(DF_CLE_nOE, 0x0240),
44 	MFP_ADDR(DF_nRE_nOE, 0x0200),
45 	MFP_ADDR(DF_ALE_nWE, 0x020C),
46 	MFP_ADDR(DF_INT_RnB, 0x00C8),
47 	MFP_ADDR(DF_nCS0, 0x0248),
48 	MFP_ADDR(DF_nCS1, 0x0278),
49 	MFP_ADDR(DF_nWE, 0x00CC),
50 
51 	MFP_ADDR(DF_ADDR0, 0x0210),
52 	MFP_ADDR(DF_ADDR1, 0x0214),
53 	MFP_ADDR(DF_ADDR2, 0x0218),
54 	MFP_ADDR(DF_ADDR3, 0x021C),
55 
56 	MFP_ADDR(DF_IO0, 0x0220),
57 	MFP_ADDR(DF_IO1, 0x0228),
58 	MFP_ADDR(DF_IO2, 0x0230),
59 	MFP_ADDR(DF_IO3, 0x0238),
60 	MFP_ADDR(DF_IO4, 0x0258),
61 	MFP_ADDR(DF_IO5, 0x0260),
62 	MFP_ADDR(DF_IO6, 0x0268),
63 	MFP_ADDR(DF_IO7, 0x0270),
64 	MFP_ADDR(DF_IO8, 0x0224),
65 	MFP_ADDR(DF_IO9, 0x022C),
66 	MFP_ADDR(DF_IO10, 0x0234),
67 	MFP_ADDR(DF_IO11, 0x023C),
68 	MFP_ADDR(DF_IO12, 0x025C),
69 	MFP_ADDR(DF_IO13, 0x0264),
70 	MFP_ADDR(DF_IO14, 0x026C),
71 	MFP_ADDR(DF_IO15, 0x0274),
72 
73 	MFP_ADDR_END,
74 };
75 
76 /* override pxa300 MFP register addresses */
77 static struct pxa3xx_mfp_addr_map pxa310_mfp_addr_map[] __initdata = {
78 	MFP_ADDR_X(GPIO30,  GPIO98,   0x0418),
79 	MFP_ADDR_X(GPIO7_2, GPIO12_2, 0x052C),
80 
81 	MFP_ADDR(ULPI_STP, 0x040C),
82 	MFP_ADDR(ULPI_NXT, 0x0410),
83 	MFP_ADDR(ULPI_DIR, 0x0414),
84 
85 	MFP_ADDR_END,
86 };
87 
88 static struct clk common_clks[] = {
89 	PXA3xx_CKEN("NANDCLK", NAND, 156000000, 0, &pxa3xx_device_nand.dev),
90 };
91 
92 static struct clk pxa310_clks[] = {
93 #ifdef CONFIG_CPU_PXA310
94 	PXA3xx_CKEN("MMCCLK", MMC3, 19500000, 0, &pxa3xx_device_mci3.dev),
95 #endif
96 };
97 
98 static int __init pxa300_init(void)
99 {
100 	if (cpu_is_pxa300() || cpu_is_pxa310()) {
101 		pxa3xx_init_mfp();
102 		pxa3xx_mfp_init_addr(pxa300_mfp_addr_map);
103 		clks_register(ARRAY_AND_SIZE(common_clks));
104 	}
105 
106 	if (cpu_is_pxa310()) {
107 		pxa3xx_mfp_init_addr(pxa310_mfp_addr_map);
108 		clks_register(ARRAY_AND_SIZE(pxa310_clks));
109 	}
110 
111 	return 0;
112 }
113 
114 core_initcall(pxa300_init);
115