diff options
author | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2006-08-27 22:59:59 -0400 |
---|---|---|
committer | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2006-08-27 22:59:59 -0400 |
commit | 8ce7a9c159c8c4eb480f0a65c6af753dbf9a1a70 (patch) | |
tree | be59573c0af3617d0cd8a7d61f0ed119e58b1156 /arch/ppc/platforms/mpc885ads_setup.c | |
parent | d2afb3ae04e36dbc6e9eb2d8bd54406ff7b6b3bd (diff) | |
parent | 01da5fd83d6b2c5e36b77539f6cbdd8f49849225 (diff) |
Merge ../linux-2.6
Diffstat (limited to 'arch/ppc/platforms/mpc885ads_setup.c')
-rw-r--r-- | arch/ppc/platforms/mpc885ads_setup.c | 175 |
1 files changed, 66 insertions, 109 deletions
diff --git a/arch/ppc/platforms/mpc885ads_setup.c b/arch/ppc/platforms/mpc885ads_setup.c index c1fc4a16fea9..5dfa4e6c2af0 100644 --- a/arch/ppc/platforms/mpc885ads_setup.c +++ b/arch/ppc/platforms/mpc885ads_setup.c | |||
@@ -38,7 +38,10 @@ extern unsigned char __res[]; | |||
38 | static void setup_smc1_ioports(void); | 38 | static void setup_smc1_ioports(void); |
39 | static void setup_smc2_ioports(void); | 39 | static void setup_smc2_ioports(void); |
40 | 40 | ||
41 | static void __init mpc885ads_scc_phy_init(char); | 41 | static struct fs_mii_fec_platform_info mpc8xx_mdio_fec_pdata; |
42 | static void setup_fec1_ioports(void); | ||
43 | static void setup_fec2_ioports(void); | ||
44 | static void setup_scc3_ioports(void); | ||
42 | 45 | ||
43 | static struct fs_uart_platform_info mpc885_uart_pdata[] = { | 46 | static struct fs_uart_platform_info mpc885_uart_pdata[] = { |
44 | [fsid_smc1_uart] = { | 47 | [fsid_smc1_uart] = { |
@@ -61,23 +64,8 @@ static struct fs_uart_platform_info mpc885_uart_pdata[] = { | |||
61 | }, | 64 | }, |
62 | }; | 65 | }; |
63 | 66 | ||
64 | static struct fs_mii_bus_info fec_mii_bus_info = { | 67 | static struct fs_platform_info mpc8xx_enet_pdata[] = { |
65 | .method = fsmii_fec, | 68 | [fsid_fec1] = { |
66 | .id = 0, | ||
67 | }; | ||
68 | |||
69 | static struct fs_mii_bus_info scc_mii_bus_info = { | ||
70 | #ifdef CONFIG_SCC_ENET_8xx_FIXED | ||
71 | .method = fsmii_fixed, | ||
72 | #else | ||
73 | .method = fsmii_fec, | ||
74 | #endif | ||
75 | |||
76 | .id = 0, | ||
77 | }; | ||
78 | |||
79 | static struct fs_platform_info mpc8xx_fec_pdata[] = { | ||
80 | { | ||
81 | .rx_ring = 128, | 69 | .rx_ring = 128, |
82 | .tx_ring = 16, | 70 | .tx_ring = 16, |
83 | .rx_copybreak = 240, | 71 | .rx_copybreak = 240, |
@@ -85,11 +73,12 @@ static struct fs_platform_info mpc8xx_fec_pdata[] = { | |||
85 | .use_napi = 1, | 73 | .use_napi = 1, |
86 | .napi_weight = 17, | 74 | .napi_weight = 17, |
87 | 75 | ||
88 | .phy_addr = 0, | 76 | .init_ioports = setup_fec1_ioports, |
89 | .phy_irq = SIU_IRQ7, | ||
90 | 77 | ||
91 | .bus_info = &fec_mii_bus_info, | 78 | .bus_id = "0:00", |
92 | }, { | 79 | .has_phy = 1, |
80 | }, | ||
81 | [fsid_fec2] = { | ||
93 | .rx_ring = 128, | 82 | .rx_ring = 128, |
94 | .tx_ring = 16, | 83 | .tx_ring = 16, |
95 | .rx_copybreak = 240, | 84 | .rx_copybreak = 240, |
@@ -97,35 +86,32 @@ static struct fs_platform_info mpc8xx_fec_pdata[] = { | |||
97 | .use_napi = 1, | 86 | .use_napi = 1, |
98 | .napi_weight = 17, | 87 | .napi_weight = 17, |
99 | 88 | ||
100 | .phy_addr = 1, | 89 | .init_ioports = setup_fec2_ioports, |
101 | .phy_irq = SIU_IRQ7, | ||
102 | |||
103 | .bus_info = &fec_mii_bus_info, | ||
104 | } | ||
105 | }; | ||
106 | 90 | ||
107 | static struct fs_platform_info mpc8xx_scc_pdata = { | 91 | .bus_id = "0:01", |
108 | .rx_ring = 64, | 92 | .has_phy = 1, |
109 | .tx_ring = 8, | 93 | }, |
110 | .rx_copybreak = 240, | 94 | [fsid_scc3] = { |
95 | .rx_ring = 64, | ||
96 | .tx_ring = 8, | ||
97 | .rx_copybreak = 240, | ||
111 | 98 | ||
112 | .use_napi = 1, | 99 | .use_napi = 1, |
113 | .napi_weight = 17, | 100 | .napi_weight = 17, |
114 | 101 | ||
115 | .phy_addr = 2, | 102 | .init_ioports = setup_scc3_ioports, |
116 | #ifdef CONFIG_MPC8xx_SCC_ENET_FIXED | 103 | #ifdef CONFIG_FIXED_MII_10_FDX |
117 | .phy_irq = -1, | 104 | .bus_id = "fixed@100:1", |
118 | #else | 105 | #else |
119 | .phy_irq = SIU_IRQ7, | 106 | .bus_id = "0:02", |
120 | #endif | 107 | #endif |
121 | 108 | }, | |
122 | .bus_info = &scc_mii_bus_info, | ||
123 | }; | 109 | }; |
124 | 110 | ||
125 | void __init board_init(void) | 111 | void __init board_init(void) |
126 | { | 112 | { |
127 | volatile cpm8xx_t *cp = cpmp; | 113 | cpm8xx_t *cp = cpmp; |
128 | unsigned int *bcsr_io; | 114 | unsigned int *bcsr_io; |
129 | 115 | ||
130 | #ifdef CONFIG_FS_ENET | 116 | #ifdef CONFIG_FS_ENET |
131 | immap_t *immap = (immap_t *) IMAP_ADDR; | 117 | immap_t *immap = (immap_t *) IMAP_ADDR; |
@@ -164,6 +150,14 @@ void __init board_init(void) | |||
164 | /* use MDC for MII (common) */ | 150 | /* use MDC for MII (common) */ |
165 | setbits16(&immap->im_ioport.iop_pdpar, 0x0080); | 151 | setbits16(&immap->im_ioport.iop_pdpar, 0x0080); |
166 | clrbits16(&immap->im_ioport.iop_pddir, 0x0080); | 152 | clrbits16(&immap->im_ioport.iop_pddir, 0x0080); |
153 | bcsr_io = ioremap(BCSR5, sizeof(unsigned long)); | ||
154 | clrbits32(bcsr_io,BCSR5_MII1_EN); | ||
155 | clrbits32(bcsr_io,BCSR5_MII1_RST); | ||
156 | #ifdef CONFIG_MPC8xx_SECOND_ETH_FEC2 | ||
157 | clrbits32(bcsr_io,BCSR5_MII2_EN); | ||
158 | clrbits32(bcsr_io,BCSR5_MII2_RST); | ||
159 | #endif | ||
160 | iounmap(bcsr_io); | ||
167 | #endif | 161 | #endif |
168 | } | 162 | } |
169 | 163 | ||
@@ -194,8 +188,8 @@ static void setup_fec2_ioports(void) | |||
194 | /* configure FEC2 pins */ | 188 | /* configure FEC2 pins */ |
195 | setbits32(&immap->im_cpm.cp_pepar, 0x0003fffc); | 189 | setbits32(&immap->im_cpm.cp_pepar, 0x0003fffc); |
196 | setbits32(&immap->im_cpm.cp_pedir, 0x0003fffc); | 190 | setbits32(&immap->im_cpm.cp_pedir, 0x0003fffc); |
197 | setbits32(&immap->im_cpm.cp_peso, 0x00037800); | ||
198 | clrbits32(&immap->im_cpm.cp_peso, 0x000087fc); | 191 | clrbits32(&immap->im_cpm.cp_peso, 0x000087fc); |
192 | setbits32(&immap->im_cpm.cp_peso, 0x00037800); | ||
199 | clrbits32(&immap->im_cpm.cp_cptr, 0x00000080); | 193 | clrbits32(&immap->im_cpm.cp_cptr, 0x00000080); |
200 | } | 194 | } |
201 | 195 | ||
@@ -213,6 +207,8 @@ static void setup_scc3_ioports(void) | |||
213 | 207 | ||
214 | /* Enable the PHY. | 208 | /* Enable the PHY. |
215 | */ | 209 | */ |
210 | clrbits32(bcsr_io+4, BCSR4_ETH10_RST); | ||
211 | udelay(1000); | ||
216 | setbits32(bcsr_io+4, BCSR4_ETH10_RST); | 212 | setbits32(bcsr_io+4, BCSR4_ETH10_RST); |
217 | /* Configure port A pins for Txd and Rxd. | 213 | /* Configure port A pins for Txd and Rxd. |
218 | */ | 214 | */ |
@@ -254,37 +250,38 @@ static void setup_scc3_ioports(void) | |||
254 | clrbits32(&immap->im_cpm.cp_pedir, PE_ENET_TENA); | 250 | clrbits32(&immap->im_cpm.cp_pedir, PE_ENET_TENA); |
255 | setbits32(&immap->im_cpm.cp_peso, PE_ENET_TENA); | 251 | setbits32(&immap->im_cpm.cp_peso, PE_ENET_TENA); |
256 | 252 | ||
257 | setbits32(bcsr_io+1, BCSR1_ETHEN); | 253 | setbits32(bcsr_io+4, BCSR1_ETHEN); |
258 | iounmap(bcsr_io); | 254 | iounmap(bcsr_io); |
259 | } | 255 | } |
260 | 256 | ||
257 | static int mac_count = 0; | ||
258 | |||
261 | static void mpc885ads_fixup_enet_pdata(struct platform_device *pdev, int fs_no) | 259 | static void mpc885ads_fixup_enet_pdata(struct platform_device *pdev, int fs_no) |
262 | { | 260 | { |
263 | struct fs_platform_info *fpi = pdev->dev.platform_data; | 261 | struct fs_platform_info *fpi; |
264 | |||
265 | volatile cpm8xx_t *cp; | ||
266 | bd_t *bd = (bd_t *) __res; | 262 | bd_t *bd = (bd_t *) __res; |
267 | char *e; | 263 | char *e; |
268 | int i; | 264 | int i; |
269 | 265 | ||
270 | /* Get pointer to Communication Processor */ | 266 | if(fs_no > ARRAY_SIZE(mpc8xx_enet_pdata)) { |
271 | cp = cpmp; | 267 | printk(KERN_ERR"No network-suitable #%d device on bus", fs_no); |
268 | return; | ||
269 | } | ||
270 | |||
271 | fpi = &mpc8xx_enet_pdata[fs_no]; | ||
272 | |||
272 | switch (fs_no) { | 273 | switch (fs_no) { |
273 | case fsid_fec1: | 274 | case fsid_fec1: |
274 | fpi = &mpc8xx_fec_pdata[0]; | ||
275 | fpi->init_ioports = &setup_fec1_ioports; | 275 | fpi->init_ioports = &setup_fec1_ioports; |
276 | break; | 276 | break; |
277 | case fsid_fec2: | 277 | case fsid_fec2: |
278 | fpi = &mpc8xx_fec_pdata[1]; | ||
279 | fpi->init_ioports = &setup_fec2_ioports; | 278 | fpi->init_ioports = &setup_fec2_ioports; |
280 | break; | 279 | break; |
281 | case fsid_scc3: | 280 | case fsid_scc3: |
282 | fpi = &mpc8xx_scc_pdata; | ||
283 | fpi->init_ioports = &setup_scc3_ioports; | 281 | fpi->init_ioports = &setup_scc3_ioports; |
284 | mpc885ads_scc_phy_init(fpi->phy_addr); | ||
285 | break; | 282 | break; |
286 | default: | 283 | default: |
287 | printk(KERN_WARNING"Device %s is not supported!\n", pdev->name); | 284 | printk(KERN_WARNING "Device %s is not supported!\n", pdev->name); |
288 | return; | 285 | return; |
289 | } | 286 | } |
290 | 287 | ||
@@ -295,7 +292,7 @@ static void mpc885ads_fixup_enet_pdata(struct platform_device *pdev, int fs_no) | |||
295 | for (i = 0; i < 6; i++) | 292 | for (i = 0; i < 6; i++) |
296 | fpi->macaddr[i] = *e++; | 293 | fpi->macaddr[i] = *e++; |
297 | 294 | ||
298 | fpi->macaddr[5 - pdev->id]++; | 295 | fpi->macaddr[5] += mac_count++; |
299 | 296 | ||
300 | } | 297 | } |
301 | 298 | ||
@@ -318,58 +315,6 @@ static void __init mpc885ads_fixup_scc_enet_pdata(struct platform_device *pdev, | |||
318 | mpc885ads_fixup_enet_pdata(pdev, fsid_scc1 + pdev->id - 1); | 315 | mpc885ads_fixup_enet_pdata(pdev, fsid_scc1 + pdev->id - 1); |
319 | } | 316 | } |
320 | 317 | ||
321 | /* SCC ethernet controller does not have MII management channel. FEC1 MII | ||
322 | * channel is used to communicate with the 10Mbit PHY. | ||
323 | */ | ||
324 | |||
325 | #define MII_ECNTRL_PINMUX 0x4 | ||
326 | #define FEC_ECNTRL_PINMUX 0x00000004 | ||
327 | #define FEC_RCNTRL_MII_MODE 0x00000004 | ||
328 | |||
329 | /* Make MII read/write commands. | ||
330 | */ | ||
331 | #define mk_mii_write(REG, VAL, PHY_ADDR) (0x50020000 | (((REG) & 0x1f) << 18) | \ | ||
332 | ((VAL) & 0xffff) | ((PHY_ADDR) << 23)) | ||
333 | |||
334 | static void mpc885ads_scc_phy_init(char phy_addr) | ||
335 | { | ||
336 | volatile immap_t *immap; | ||
337 | volatile fec_t *fecp; | ||
338 | bd_t *bd; | ||
339 | |||
340 | bd = (bd_t *) __res; | ||
341 | immap = (immap_t *) IMAP_ADDR; /* pointer to internal registers */ | ||
342 | fecp = &(immap->im_cpm.cp_fec); | ||
343 | |||
344 | /* Enable MII pins of the FEC1 | ||
345 | */ | ||
346 | setbits16(&immap->im_ioport.iop_pdpar, 0x0080); | ||
347 | clrbits16(&immap->im_ioport.iop_pddir, 0x0080); | ||
348 | /* Set MII speed to 2.5 MHz | ||
349 | */ | ||
350 | out_be32(&fecp->fec_mii_speed, | ||
351 | ((((bd->bi_intfreq + 4999999) / 2500000) / 2) & 0x3F) << 1); | ||
352 | |||
353 | /* Enable FEC pin MUX | ||
354 | */ | ||
355 | setbits32(&fecp->fec_ecntrl, MII_ECNTRL_PINMUX); | ||
356 | setbits32(&fecp->fec_r_cntrl, FEC_RCNTRL_MII_MODE); | ||
357 | |||
358 | out_be32(&fecp->fec_mii_data, | ||
359 | mk_mii_write(MII_BMCR, BMCR_ISOLATE, phy_addr)); | ||
360 | udelay(100); | ||
361 | out_be32(&fecp->fec_mii_data, | ||
362 | mk_mii_write(MII_ADVERTISE, | ||
363 | ADVERTISE_10HALF | ADVERTISE_CSMA, phy_addr)); | ||
364 | udelay(100); | ||
365 | |||
366 | /* Disable FEC MII settings | ||
367 | */ | ||
368 | clrbits32(&fecp->fec_ecntrl, MII_ECNTRL_PINMUX); | ||
369 | clrbits32(&fecp->fec_r_cntrl, FEC_RCNTRL_MII_MODE); | ||
370 | out_be32(&fecp->fec_mii_speed, 0); | ||
371 | } | ||
372 | |||
373 | static void setup_smc1_ioports(void) | 318 | static void setup_smc1_ioports(void) |
374 | { | 319 | { |
375 | immap_t *immap = (immap_t *) IMAP_ADDR; | 320 | immap_t *immap = (immap_t *) IMAP_ADDR; |
@@ -462,6 +407,9 @@ static int mpc885ads_platform_notify(struct device *dev) | |||
462 | 407 | ||
463 | int __init mpc885ads_init(void) | 408 | int __init mpc885ads_init(void) |
464 | { | 409 | { |
410 | struct fs_mii_fec_platform_info* fmpi; | ||
411 | bd_t *bd = (bd_t *) __res; | ||
412 | |||
465 | printk(KERN_NOTICE "mpc885ads: Init\n"); | 413 | printk(KERN_NOTICE "mpc885ads: Init\n"); |
466 | 414 | ||
467 | platform_notify = mpc885ads_platform_notify; | 415 | platform_notify = mpc885ads_platform_notify; |
@@ -471,8 +419,17 @@ int __init mpc885ads_init(void) | |||
471 | 419 | ||
472 | ppc_sys_device_enable(MPC8xx_CPM_FEC1); | 420 | ppc_sys_device_enable(MPC8xx_CPM_FEC1); |
473 | 421 | ||
422 | ppc_sys_device_enable(MPC8xx_MDIO_FEC); | ||
423 | fmpi = ppc_sys_platform_devices[MPC8xx_MDIO_FEC].dev.platform_data = | ||
424 | &mpc8xx_mdio_fec_pdata; | ||
425 | |||
426 | fmpi->mii_speed = ((((bd->bi_intfreq + 4999999) / 2500000) / 2) & 0x3F) << 1; | ||
427 | |||
428 | /* No PHY interrupt line here */ | ||
429 | fmpi->irq[0xf] = SIU_IRQ7; | ||
430 | |||
474 | #ifdef CONFIG_MPC8xx_SECOND_ETH_SCC3 | 431 | #ifdef CONFIG_MPC8xx_SECOND_ETH_SCC3 |
475 | ppc_sys_device_enable(MPC8xx_CPM_SCC1); | 432 | ppc_sys_device_enable(MPC8xx_CPM_SCC3); |
476 | 433 | ||
477 | #endif | 434 | #endif |
478 | #ifdef CONFIG_MPC8xx_SECOND_ETH_FEC2 | 435 | #ifdef CONFIG_MPC8xx_SECOND_ETH_FEC2 |