arch/arm/mach-pxa/pxa300.c

   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);