1 #include <linux/init.h> 2 #include <linux/if_ether.h> 3 #include <linux/kernel.h> 4 #include <linux/platform_device.h> 5 6 #include <asm/paccess.h> 7 #include <asm/sgi/ip22.h> 8 #include <asm/sgi/hpc3.h> 9 #include <asm/sgi/mc.h> 10 #include <asm/sgi/seeq.h> 11 #include <asm/sgi/wd.h> 12 13 static struct resource sgiwd93_0_resources[] = { 14 { 15 .name = "eth0 irq", 16 .start = SGI_WD93_0_IRQ, 17 .end = SGI_WD93_0_IRQ, 18 .flags = IORESOURCE_IRQ 19 } 20 }; 21 22 static struct sgiwd93_platform_data sgiwd93_0_pd = { 23 .unit = 0, 24 .irq = SGI_WD93_0_IRQ, 25 }; 26 27 static struct platform_device sgiwd93_0_device = { 28 .name = "sgiwd93", 29 .id = 0, 30 .num_resources = ARRAY_SIZE(sgiwd93_0_resources), 31 .resource = sgiwd93_0_resources, 32 .dev = { 33 .platform_data = &sgiwd93_0_pd, 34 }, 35 }; 36 37 static struct resource sgiwd93_1_resources[] = { 38 { 39 .name = "eth0 irq", 40 .start = SGI_WD93_1_IRQ, 41 .end = SGI_WD93_1_IRQ, 42 .flags = IORESOURCE_IRQ 43 } 44 }; 45 46 static struct sgiwd93_platform_data sgiwd93_1_pd = { 47 .unit = 1, 48 .irq = SGI_WD93_1_IRQ, 49 }; 50 51 static struct platform_device sgiwd93_1_device = { 52 .name = "sgiwd93", 53 .id = 1, 54 .num_resources = ARRAY_SIZE(sgiwd93_1_resources), 55 .resource = sgiwd93_1_resources, 56 .dev = { 57 .platform_data = &sgiwd93_1_pd, 58 }, 59 }; 60 61 /* 62 * Create a platform device for the GPI port that receives the 63 * image data from the embedded camera. 64 */ 65 static int __init sgiwd93_devinit(void) 66 { 67 int res; 68 69 sgiwd93_0_pd.hregs = &hpc3c0->scsi_chan0; 70 sgiwd93_0_pd.wdregs = (unsigned char *) hpc3c0->scsi0_ext; 71 72 res = platform_device_register(&sgiwd93_0_device); 73 if (res) 74 return res; 75 76 if (!ip22_is_fullhouse()) 77 return 0; 78 79 sgiwd93_1_pd.hregs = &hpc3c0->scsi_chan1; 80 sgiwd93_1_pd.wdregs = (unsigned char *) hpc3c0->scsi1_ext; 81 82 return platform_device_register(&sgiwd93_1_device); 83 } 84 85 device_initcall(sgiwd93_devinit); 86 87 static struct resource sgiseeq_0_resources[] = { 88 { 89 .name = "eth0 irq", 90 .start = SGI_ENET_IRQ, 91 .end = SGI_ENET_IRQ, 92 .flags = IORESOURCE_IRQ 93 } 94 }; 95 96 static struct sgiseeq_platform_data eth0_pd; 97 98 static struct platform_device eth0_device = { 99 .name = "sgiseeq", 100 .id = 0, 101 .num_resources = ARRAY_SIZE(sgiseeq_0_resources), 102 .resource = sgiseeq_0_resources, 103 .dev = { 104 .platform_data = ð0_pd, 105 }, 106 }; 107 108 static struct resource sgiseeq_1_resources[] = { 109 { 110 .name = "eth1 irq", 111 .start = SGI_GIO_0_IRQ, 112 .end = SGI_GIO_0_IRQ, 113 .flags = IORESOURCE_IRQ 114 } 115 }; 116 117 static struct sgiseeq_platform_data eth1_pd; 118 119 static struct platform_device eth1_device = { 120 .name = "sgiseeq", 121 .id = 1, 122 .num_resources = ARRAY_SIZE(sgiseeq_1_resources), 123 .resource = sgiseeq_1_resources, 124 .dev = { 125 .platform_data = ð1_pd, 126 }, 127 }; 128 129 /* 130 * Create a platform device for the GPI port that receives the 131 * image data from the embedded camera. 132 */ 133 static int __init sgiseeq_devinit(void) 134 { 135 unsigned int tmp; 136 int res, i; 137 138 eth0_pd.hpc = hpc3c0; 139 eth0_pd.irq = SGI_ENET_IRQ; 140 #define EADDR_NVOFS 250 141 for (i = 0; i < 3; i++) { 142 unsigned short tmp = ip22_nvram_read(EADDR_NVOFS / 2 + i); 143 144 eth0_pd.mac[2 * i] = tmp >> 8; 145 eth0_pd.mac[2 * i + 1] = tmp & 0xff; 146 } 147 148 res = platform_device_register(ð0_device); 149 if (res) 150 return res; 151 152 /* Second HPC is missing? */ 153 if (!ip22_is_fullhouse() || 154 get_dbe(tmp, (unsigned int *)&hpc3c1->pbdma[1])) 155 return 0; 156 157 sgimc->giopar |= SGIMC_GIOPAR_MASTEREXP1 | SGIMC_GIOPAR_EXP164 | 158 SGIMC_GIOPAR_HPC264; 159 hpc3c1->pbus_piocfg[0][0] = 0x3ffff; 160 /* interrupt/config register on Challenge S Mezz board */ 161 hpc3c1->pbus_extregs[0][0] = 0x30; 162 163 eth1_pd.hpc = hpc3c1; 164 eth1_pd.irq = SGI_GIO_0_IRQ; 165 #define EADDR_NVOFS 250 166 for (i = 0; i < 3; i++) { 167 unsigned short tmp = ip22_eeprom_read(&hpc3c1->eeprom, 168 EADDR_NVOFS / 2 + i); 169 170 eth1_pd.mac[2 * i] = tmp >> 8; 171 eth1_pd.mac[2 * i + 1] = tmp & 0xff; 172 } 173 174 return platform_device_register(ð1_device); 175 } 176 177 device_initcall(sgiseeq_devinit); 178