Root/target/linux/generic/patches-2.6.39/020-ssb_update.patch

1--- a/drivers/ssb/driver_chipcommon.c
2+++ b/drivers/ssb/driver_chipcommon.c
3@@ -46,40 +46,66 @@ void ssb_chipco_set_clockmode(struct ssb
4     if (!ccdev)
5         return;
6     bus = ccdev->bus;
7+
8+ /* We support SLOW only on 6..9 */
9+ if (ccdev->id.revision >= 10 && mode == SSB_CLKMODE_SLOW)
10+ mode = SSB_CLKMODE_DYNAMIC;
11+
12+ if (cc->capabilities & SSB_CHIPCO_CAP_PMU)
13+ return; /* PMU controls clockmode, separated function needed */
14+ SSB_WARN_ON(ccdev->id.revision >= 20);
15+
16     /* chipcommon cores prior to rev6 don't support dynamic clock control */
17     if (ccdev->id.revision < 6)
18         return;
19- /* chipcommon cores rev10 are a whole new ball game */
20+
21+ /* ChipCommon cores rev10+ need testing */
22     if (ccdev->id.revision >= 10)
23         return;
24+
25     if (!(cc->capabilities & SSB_CHIPCO_CAP_PCTL))
26         return;
27 
28     switch (mode) {
29- case SSB_CLKMODE_SLOW:
30+ case SSB_CLKMODE_SLOW: /* For revs 6..9 only */
31         tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
32         tmp |= SSB_CHIPCO_SLOWCLKCTL_FSLOW;
33         chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp);
34         break;
35     case SSB_CLKMODE_FAST:
36- ssb_pci_xtal(bus, SSB_GPIO_XTAL, 1); /* Force crystal on */
37- tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
38- tmp &= ~SSB_CHIPCO_SLOWCLKCTL_FSLOW;
39- tmp |= SSB_CHIPCO_SLOWCLKCTL_IPLL;
40- chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp);
41+ if (ccdev->id.revision < 10) {
42+ ssb_pci_xtal(bus, SSB_GPIO_XTAL, 1); /* Force crystal on */
43+ tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
44+ tmp &= ~SSB_CHIPCO_SLOWCLKCTL_FSLOW;
45+ tmp |= SSB_CHIPCO_SLOWCLKCTL_IPLL;
46+ chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp);
47+ } else {
48+ chipco_write32(cc, SSB_CHIPCO_SYSCLKCTL,
49+ (chipco_read32(cc, SSB_CHIPCO_SYSCLKCTL) |
50+ SSB_CHIPCO_SYSCLKCTL_FORCEHT));
51+ /* udelay(150); TODO: not available in early init */
52+ }
53         break;
54     case SSB_CLKMODE_DYNAMIC:
55- tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
56- tmp &= ~SSB_CHIPCO_SLOWCLKCTL_FSLOW;
57- tmp &= ~SSB_CHIPCO_SLOWCLKCTL_IPLL;
58- tmp &= ~SSB_CHIPCO_SLOWCLKCTL_ENXTAL;
59- if ((tmp & SSB_CHIPCO_SLOWCLKCTL_SRC) != SSB_CHIPCO_SLOWCLKCTL_SRC_XTAL)
60- tmp |= SSB_CHIPCO_SLOWCLKCTL_ENXTAL;
61- chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp);
62-
63- /* for dynamic control, we have to release our xtal_pu "force on" */
64- if (tmp & SSB_CHIPCO_SLOWCLKCTL_ENXTAL)
65- ssb_pci_xtal(bus, SSB_GPIO_XTAL, 0);
66+ if (ccdev->id.revision < 10) {
67+ tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
68+ tmp &= ~SSB_CHIPCO_SLOWCLKCTL_FSLOW;
69+ tmp &= ~SSB_CHIPCO_SLOWCLKCTL_IPLL;
70+ tmp &= ~SSB_CHIPCO_SLOWCLKCTL_ENXTAL;
71+ if ((tmp & SSB_CHIPCO_SLOWCLKCTL_SRC) !=
72+ SSB_CHIPCO_SLOWCLKCTL_SRC_XTAL)
73+ tmp |= SSB_CHIPCO_SLOWCLKCTL_ENXTAL;
74+ chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp);
75+
76+ /* For dynamic control, we have to release our xtal_pu
77+ * "force on" */
78+ if (tmp & SSB_CHIPCO_SLOWCLKCTL_ENXTAL)
79+ ssb_pci_xtal(bus, SSB_GPIO_XTAL, 0);
80+ } else {
81+ chipco_write32(cc, SSB_CHIPCO_SYSCLKCTL,
82+ (chipco_read32(cc, SSB_CHIPCO_SYSCLKCTL) &
83+ ~SSB_CHIPCO_SYSCLKCTL_FORCEHT));
84+ }
85         break;
86     default:
87         SSB_WARN_ON(1);
88@@ -260,6 +286,12 @@ void ssb_chipcommon_init(struct ssb_chip
89     if (cc->dev->id.revision >= 11)
90         cc->status = chipco_read32(cc, SSB_CHIPCO_CHIPSTAT);
91     ssb_dprintk(KERN_INFO PFX "chipcommon status is 0x%x\n", cc->status);
92+
93+ if (cc->dev->id.revision >= 20) {
94+ chipco_write32(cc, SSB_CHIPCO_GPIOPULLUP, 0);
95+ chipco_write32(cc, SSB_CHIPCO_GPIOPULLDOWN, 0);
96+ }
97+
98     ssb_pmu_init(cc);
99     chipco_powercontrol_init(cc);
100     ssb_chipco_set_clockmode(cc, SSB_CLKMODE_FAST);
101--- a/drivers/ssb/driver_chipcommon_pmu.c
102+++ b/drivers/ssb/driver_chipcommon_pmu.c
103@@ -417,12 +417,14 @@ static void ssb_pmu_resources_init(struc
104     u32 min_msk = 0, max_msk = 0;
105     unsigned int i;
106     const struct pmu_res_updown_tab_entry *updown_tab = NULL;
107- unsigned int updown_tab_size;
108+ unsigned int updown_tab_size = 0;
109     const struct pmu_res_depend_tab_entry *depend_tab = NULL;
110- unsigned int depend_tab_size;
111+ unsigned int depend_tab_size = 0;
112 
113     switch (bus->chip_id) {
114     case 0x4312:
115+ min_msk = 0xCBB;
116+ break;
117     case 0x4322:
118         /* We keep the default settings:
119          * min_msk = 0xCBB
120--- a/drivers/ssb/driver_gige.c
121+++ b/drivers/ssb/driver_gige.c
122@@ -106,8 +106,9 @@ void gige_pcicfg_write32(struct ssb_gige
123     gige_write32(dev, SSB_GIGE_PCICFG + offset, value);
124 }
125 
126-static int ssb_gige_pci_read_config(struct pci_bus *bus, unsigned int devfn,
127- int reg, int size, u32 *val)
128+static int __devinit ssb_gige_pci_read_config(struct pci_bus *bus,
129+ unsigned int devfn, int reg,
130+ int size, u32 *val)
131 {
132     struct ssb_gige *dev = container_of(bus->ops, struct ssb_gige, pci_ops);
133     unsigned long flags;
134@@ -136,8 +137,9 @@ static int ssb_gige_pci_read_config(stru
135     return PCIBIOS_SUCCESSFUL;
136 }
137 
138-static int ssb_gige_pci_write_config(struct pci_bus *bus, unsigned int devfn,
139- int reg, int size, u32 val)
140+static int __devinit ssb_gige_pci_write_config(struct pci_bus *bus,
141+ unsigned int devfn, int reg,
142+ int size, u32 val)
143 {
144     struct ssb_gige *dev = container_of(bus->ops, struct ssb_gige, pci_ops);
145     unsigned long flags;
146@@ -166,7 +168,8 @@ static int ssb_gige_pci_write_config(str
147     return PCIBIOS_SUCCESSFUL;
148 }
149 
150-static int ssb_gige_probe(struct ssb_device *sdev, const struct ssb_device_id *id)
151+static int __devinit ssb_gige_probe(struct ssb_device *sdev,
152+ const struct ssb_device_id *id)
153 {
154     struct ssb_gige *dev;
155     u32 base, tmslow, tmshigh;
156--- a/drivers/ssb/driver_pcicore.c
157+++ b/drivers/ssb/driver_pcicore.c
158@@ -15,6 +15,11 @@
159 
160 #include "ssb_private.h"
161 
162+static u32 ssb_pcie_read(struct ssb_pcicore *pc, u32 address);
163+static void ssb_pcie_write(struct ssb_pcicore *pc, u32 address, u32 data);
164+static u16 ssb_pcie_mdio_read(struct ssb_pcicore *pc, u8 device, u8 address);
165+static void ssb_pcie_mdio_write(struct ssb_pcicore *pc, u8 device,
166+ u8 address, u16 data);
167 
168 static inline
169 u32 pcicore_read32(struct ssb_pcicore *pc, u16 offset)
170@@ -309,7 +314,7 @@ int ssb_pcicore_pcibios_map_irq(const st
171     return ssb_mips_irq(extpci_core->dev) + 2;
172 }
173 
174-static void ssb_pcicore_init_hostmode(struct ssb_pcicore *pc)
175+static void __devinit ssb_pcicore_init_hostmode(struct ssb_pcicore *pc)
176 {
177     u32 val;
178 
179@@ -374,7 +379,7 @@ static void ssb_pcicore_init_hostmode(st
180     register_pci_controller(&ssb_pcicore_controller);
181 }
182 
183-static int pcicore_is_in_hostmode(struct ssb_pcicore *pc)
184+static int __devinit pcicore_is_in_hostmode(struct ssb_pcicore *pc)
185 {
186     struct ssb_bus *bus = pc->dev->bus;
187     u16 chipid_top;
188@@ -403,25 +408,133 @@ static int pcicore_is_in_hostmode(struct
189 }
190 #endif /* CONFIG_SSB_PCICORE_HOSTMODE */
191 
192+/**************************************************
193+ * Workarounds.
194+ **************************************************/
195+
196+static void __devinit ssb_pcicore_fix_sprom_core_index(struct ssb_pcicore *pc)
197+{
198+ u16 tmp = pcicore_read16(pc, SSB_PCICORE_SPROM(0));
199+ if (((tmp & 0xF000) >> 12) != pc->dev->core_index) {
200+ tmp &= ~0xF000;
201+ tmp |= (pc->dev->core_index << 12);
202+ pcicore_write16(pc, SSB_PCICORE_SPROM(0), tmp);
203+ }
204+}
205+
206+static u8 ssb_pcicore_polarity_workaround(struct ssb_pcicore *pc)
207+{
208+ return (ssb_pcie_read(pc, 0x204) & 0x10) ? 0xC0 : 0x80;
209+}
210+
211+static void ssb_pcicore_serdes_workaround(struct ssb_pcicore *pc)
212+{
213+ const u8 serdes_pll_device = 0x1D;
214+ const u8 serdes_rx_device = 0x1F;
215+ u16 tmp;
216+
217+ ssb_pcie_mdio_write(pc, serdes_rx_device, 1 /* Control */,
218+ ssb_pcicore_polarity_workaround(pc));
219+ tmp = ssb_pcie_mdio_read(pc, serdes_pll_device, 1 /* Control */);
220+ if (tmp & 0x4000)
221+ ssb_pcie_mdio_write(pc, serdes_pll_device, 1, tmp & ~0x4000);
222+}
223+
224+static void ssb_pcicore_pci_setup_workarounds(struct ssb_pcicore *pc)
225+{
226+ struct ssb_device *pdev = pc->dev;
227+ struct ssb_bus *bus = pdev->bus;
228+ u32 tmp;
229+
230+ tmp = pcicore_read32(pc, SSB_PCICORE_SBTOPCI2);
231+ tmp |= SSB_PCICORE_SBTOPCI_PREF;
232+ tmp |= SSB_PCICORE_SBTOPCI_BURST;
233+ pcicore_write32(pc, SSB_PCICORE_SBTOPCI2, tmp);
234+
235+ if (pdev->id.revision < 5) {
236+ tmp = ssb_read32(pdev, SSB_IMCFGLO);
237+ tmp &= ~SSB_IMCFGLO_SERTO;
238+ tmp |= 2;
239+ tmp &= ~SSB_IMCFGLO_REQTO;
240+ tmp |= 3 << SSB_IMCFGLO_REQTO_SHIFT;
241+ ssb_write32(pdev, SSB_IMCFGLO, tmp);
242+ ssb_commit_settings(bus);
243+ } else if (pdev->id.revision >= 11) {
244+ tmp = pcicore_read32(pc, SSB_PCICORE_SBTOPCI2);
245+ tmp |= SSB_PCICORE_SBTOPCI_MRM;
246+ pcicore_write32(pc, SSB_PCICORE_SBTOPCI2, tmp);
247+ }
248+}
249+
250+static void ssb_pcicore_pcie_setup_workarounds(struct ssb_pcicore *pc)
251+{
252+ u32 tmp;
253+ u8 rev = pc->dev->id.revision;
254+
255+ if (rev == 0 || rev == 1) {
256+ /* TLP Workaround register. */
257+ tmp = ssb_pcie_read(pc, 0x4);
258+ tmp |= 0x8;
259+ ssb_pcie_write(pc, 0x4, tmp);
260+ }
261+ if (rev == 1) {
262+ /* DLLP Link Control register. */
263+ tmp = ssb_pcie_read(pc, 0x100);
264+ tmp |= 0x40;
265+ ssb_pcie_write(pc, 0x100, tmp);
266+ }
267+
268+ if (rev == 0) {
269+ const u8 serdes_rx_device = 0x1F;
270+
271+ ssb_pcie_mdio_write(pc, serdes_rx_device,
272+ 2 /* Timer */, 0x8128);
273+ ssb_pcie_mdio_write(pc, serdes_rx_device,
274+ 6 /* CDR */, 0x0100);
275+ ssb_pcie_mdio_write(pc, serdes_rx_device,
276+ 7 /* CDR BW */, 0x1466);
277+ } else if (rev == 3 || rev == 4 || rev == 5) {
278+ /* TODO: DLLP Power Management Threshold */
279+ ssb_pcicore_serdes_workaround(pc);
280+ /* TODO: ASPM */
281+ } else if (rev == 7) {
282+ /* TODO: No PLL down */
283+ }
284+
285+ if (rev >= 6) {
286+ /* Miscellaneous Configuration Fixup */
287+ tmp = pcicore_read16(pc, SSB_PCICORE_SPROM(5));
288+ if (!(tmp & 0x8000))
289+ pcicore_write16(pc, SSB_PCICORE_SPROM(5),
290+ tmp | 0x8000);
291+ }
292+}
293 
294 /**************************************************
295  * Generic and Clientmode operation code.
296  **************************************************/
297 
298-static void ssb_pcicore_init_clientmode(struct ssb_pcicore *pc)
299+static void __devinit ssb_pcicore_init_clientmode(struct ssb_pcicore *pc)
300 {
301+ ssb_pcicore_fix_sprom_core_index(pc);
302+
303     /* Disable PCI interrupts. */
304     ssb_write32(pc->dev, SSB_INTVEC, 0);
305+
306+ /* Additional PCIe always once-executed workarounds */
307+ if (pc->dev->id.coreid == SSB_DEV_PCIE) {
308+ ssb_pcicore_serdes_workaround(pc);
309+ /* TODO: ASPM */
310+ /* TODO: Clock Request Update */
311+ }
312 }
313 
314-void ssb_pcicore_init(struct ssb_pcicore *pc)
315+void __devinit ssb_pcicore_init(struct ssb_pcicore *pc)
316 {
317     struct ssb_device *dev = pc->dev;
318- struct ssb_bus *bus;
319 
320     if (!dev)
321         return;
322- bus = dev->bus;
323     if (!ssb_device_is_enabled(dev))
324         ssb_device_enable(dev, 0);
325 
326@@ -446,11 +559,35 @@ static void ssb_pcie_write(struct ssb_pc
327     pcicore_write32(pc, 0x134, data);
328 }
329 
330-static void ssb_pcie_mdio_write(struct ssb_pcicore *pc, u8 device,
331- u8 address, u16 data)
332+static void ssb_pcie_mdio_set_phy(struct ssb_pcicore *pc, u8 phy)
333+{
334+ const u16 mdio_control = 0x128;
335+ const u16 mdio_data = 0x12C;
336+ u32 v;
337+ int i;
338+
339+ v = (1 << 30); /* Start of Transaction */
340+ v |= (1 << 28); /* Write Transaction */
341+ v |= (1 << 17); /* Turnaround */
342+ v |= (0x1F << 18);
343+ v |= (phy << 4);
344+ pcicore_write32(pc, mdio_data, v);
345+
346+ udelay(10);
347+ for (i = 0; i < 200; i++) {
348+ v = pcicore_read32(pc, mdio_control);
349+ if (v & 0x100 /* Trans complete */)
350+ break;
351+ msleep(1);
352+ }
353+}
354+
355+static u16 ssb_pcie_mdio_read(struct ssb_pcicore *pc, u8 device, u8 address)
356 {
357     const u16 mdio_control = 0x128;
358     const u16 mdio_data = 0x12C;
359+ int max_retries = 10;
360+ u16 ret = 0;
361     u32 v;
362     int i;
363 
364@@ -458,46 +595,68 @@ static void ssb_pcie_mdio_write(struct s
365     v |= 0x2; /* MDIO Clock Divisor */
366     pcicore_write32(pc, mdio_control, v);
367 
368+ if (pc->dev->id.revision >= 10) {
369+ max_retries = 200;
370+ ssb_pcie_mdio_set_phy(pc, device);
371+ }
372+
373     v = (1 << 30); /* Start of Transaction */
374- v |= (1 << 28); /* Write Transaction */
375+ v |= (1 << 29); /* Read Transaction */
376     v |= (1 << 17); /* Turnaround */
377- v |= (u32)device << 22;
378+ if (pc->dev->id.revision < 10)
379+ v |= (u32)device << 22;
380     v |= (u32)address << 18;
381- v |= data;
382     pcicore_write32(pc, mdio_data, v);
383     /* Wait for the device to complete the transaction */
384     udelay(10);
385- for (i = 0; i < 10; i++) {
386+ for (i = 0; i < max_retries; i++) {
387         v = pcicore_read32(pc, mdio_control);
388- if (v & 0x100 /* Trans complete */)
389+ if (v & 0x100 /* Trans complete */) {
390+ udelay(10);
391+ ret = pcicore_read32(pc, mdio_data);
392             break;
393+ }
394         msleep(1);
395     }
396     pcicore_write32(pc, mdio_control, 0);
397+ return ret;
398 }
399 
400-static void ssb_broadcast_value(struct ssb_device *dev,
401- u32 address, u32 data)
402+static void ssb_pcie_mdio_write(struct ssb_pcicore *pc, u8 device,
403+ u8 address, u16 data)
404 {
405- /* This is used for both, PCI and ChipCommon core, so be careful. */
406- BUILD_BUG_ON(SSB_PCICORE_BCAST_ADDR != SSB_CHIPCO_BCAST_ADDR);
407- BUILD_BUG_ON(SSB_PCICORE_BCAST_DATA != SSB_CHIPCO_BCAST_DATA);
408+ const u16 mdio_control = 0x128;
409+ const u16 mdio_data = 0x12C;
410+ int max_retries = 10;
411+ u32 v;
412+ int i;
413 
414- ssb_write32(dev, SSB_PCICORE_BCAST_ADDR, address);
415- ssb_read32(dev, SSB_PCICORE_BCAST_ADDR); /* flush */
416- ssb_write32(dev, SSB_PCICORE_BCAST_DATA, data);
417- ssb_read32(dev, SSB_PCICORE_BCAST_DATA); /* flush */
418-}
419+ v = 0x80; /* Enable Preamble Sequence */
420+ v |= 0x2; /* MDIO Clock Divisor */
421+ pcicore_write32(pc, mdio_control, v);
422 
423-static void ssb_commit_settings(struct ssb_bus *bus)
424-{
425- struct ssb_device *dev;
426+ if (pc->dev->id.revision >= 10) {
427+ max_retries = 200;
428+ ssb_pcie_mdio_set_phy(pc, device);
429+ }
430 
431- dev = bus->chipco.dev ? bus->chipco.dev : bus->pcicore.dev;
432- if (WARN_ON(!dev))
433- return;
434- /* This forces an update of the cached registers. */
435- ssb_broadcast_value(dev, 0xFD8, 0);
436+ v = (1 << 30); /* Start of Transaction */
437+ v |= (1 << 28); /* Write Transaction */
438+ v |= (1 << 17); /* Turnaround */
439+ if (pc->dev->id.revision < 10)
440+ v |= (u32)device << 22;
441+ v |= (u32)address << 18;
442+ v |= data;
443+ pcicore_write32(pc, mdio_data, v);
444+ /* Wait for the device to complete the transaction */
445+ udelay(10);
446+ for (i = 0; i < max_retries; i++) {
447+ v = pcicore_read32(pc, mdio_control);
448+ if (v & 0x100 /* Trans complete */)
449+ break;
450+ msleep(1);
451+ }
452+ pcicore_write32(pc, mdio_control, 0);
453 }
454 
455 int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc,
456@@ -550,48 +709,10 @@ int ssb_pcicore_dev_irqvecs_enable(struc
457     if (pc->setup_done)
458         goto out;
459     if (pdev->id.coreid == SSB_DEV_PCI) {
460- tmp = pcicore_read32(pc, SSB_PCICORE_SBTOPCI2);
461- tmp |= SSB_PCICORE_SBTOPCI_PREF;
462- tmp |= SSB_PCICORE_SBTOPCI_BURST;
463- pcicore_write32(pc, SSB_PCICORE_SBTOPCI2, tmp);
464-
465- if (pdev->id.revision < 5) {
466- tmp = ssb_read32(pdev, SSB_IMCFGLO);
467- tmp &= ~SSB_IMCFGLO_SERTO;
468- tmp |= 2;
469- tmp &= ~SSB_IMCFGLO_REQTO;
470- tmp |= 3 << SSB_IMCFGLO_REQTO_SHIFT;
471- ssb_write32(pdev, SSB_IMCFGLO, tmp);
472- ssb_commit_settings(bus);
473- } else if (pdev->id.revision >= 11) {
474- tmp = pcicore_read32(pc, SSB_PCICORE_SBTOPCI2);
475- tmp |= SSB_PCICORE_SBTOPCI_MRM;
476- pcicore_write32(pc, SSB_PCICORE_SBTOPCI2, tmp);
477- }
478+ ssb_pcicore_pci_setup_workarounds(pc);
479     } else {
480         WARN_ON(pdev->id.coreid != SSB_DEV_PCIE);
481- //TODO: Better make defines for all these magic PCIE values.
482- if ((pdev->id.revision == 0) || (pdev->id.revision == 1)) {
483- /* TLP Workaround register. */
484- tmp = ssb_pcie_read(pc, 0x4);
485- tmp |= 0x8;
486- ssb_pcie_write(pc, 0x4, tmp);
487- }
488- if (pdev->id.revision == 0) {
489- const u8 serdes_rx_device = 0x1F;
490-
491- ssb_pcie_mdio_write(pc, serdes_rx_device,
492- 2 /* Timer */, 0x8128);
493- ssb_pcie_mdio_write(pc, serdes_rx_device,
494- 6 /* CDR */, 0x0100);
495- ssb_pcie_mdio_write(pc, serdes_rx_device,
496- 7 /* CDR BW */, 0x1466);
497- } else if (pdev->id.revision == 1) {
498- /* DLLP Link Control register. */
499- tmp = ssb_pcie_read(pc, 0x100);
500- tmp |= 0x40;
501- ssb_pcie_write(pc, 0x100, tmp);
502- }
503+ ssb_pcicore_pcie_setup_workarounds(pc);
504     }
505     pc->setup_done = 1;
506 out:
507--- a/drivers/ssb/main.c
508+++ b/drivers/ssb/main.c
509@@ -557,7 +557,7 @@ error:
510 }
511 
512 /* Needs ssb_buses_lock() */
513-static int ssb_attach_queued_buses(void)
514+static int __devinit ssb_attach_queued_buses(void)
515 {
516     struct ssb_bus *bus, *n;
517     int err = 0;
518@@ -768,9 +768,9 @@ out:
519     return err;
520 }
521 
522-static int ssb_bus_register(struct ssb_bus *bus,
523- ssb_invariants_func_t get_invariants,
524- unsigned long baseaddr)
525+static int __devinit ssb_bus_register(struct ssb_bus *bus,
526+ ssb_invariants_func_t get_invariants,
527+ unsigned long baseaddr)
528 {
529     int err;
530 
531@@ -851,8 +851,8 @@ err_disable_xtal:
532 }
533 
534 #ifdef CONFIG_SSB_PCIHOST
535-int ssb_bus_pcibus_register(struct ssb_bus *bus,
536- struct pci_dev *host_pci)
537+int __devinit ssb_bus_pcibus_register(struct ssb_bus *bus,
538+ struct pci_dev *host_pci)
539 {
540     int err;
541 
542@@ -875,9 +875,9 @@ EXPORT_SYMBOL(ssb_bus_pcibus_register);
543 #endif /* CONFIG_SSB_PCIHOST */
544 
545 #ifdef CONFIG_SSB_PCMCIAHOST
546-int ssb_bus_pcmciabus_register(struct ssb_bus *bus,
547- struct pcmcia_device *pcmcia_dev,
548- unsigned long baseaddr)
549+int __devinit ssb_bus_pcmciabus_register(struct ssb_bus *bus,
550+ struct pcmcia_device *pcmcia_dev,
551+ unsigned long baseaddr)
552 {
553     int err;
554 
555@@ -897,8 +897,9 @@ EXPORT_SYMBOL(ssb_bus_pcmciabus_register
556 #endif /* CONFIG_SSB_PCMCIAHOST */
557 
558 #ifdef CONFIG_SSB_SDIOHOST
559-int ssb_bus_sdiobus_register(struct ssb_bus *bus, struct sdio_func *func,
560- unsigned int quirks)
561+int __devinit ssb_bus_sdiobus_register(struct ssb_bus *bus,
562+ struct sdio_func *func,
563+ unsigned int quirks)
564 {
565     int err;
566 
567@@ -918,9 +919,9 @@ int ssb_bus_sdiobus_register(struct ssb_
568 EXPORT_SYMBOL(ssb_bus_sdiobus_register);
569 #endif /* CONFIG_SSB_PCMCIAHOST */
570 
571-int ssb_bus_ssbbus_register(struct ssb_bus *bus,
572- unsigned long baseaddr,
573- ssb_invariants_func_t get_invariants)
574+int __devinit ssb_bus_ssbbus_register(struct ssb_bus *bus,
575+ unsigned long baseaddr,
576+ ssb_invariants_func_t get_invariants)
577 {
578     int err;
579 
580@@ -1001,8 +1002,8 @@ u32 ssb_calc_clock_rate(u32 plltype, u32
581     switch (plltype) {
582     case SSB_PLLTYPE_6: /* 100/200 or 120/240 only */
583         if (m & SSB_CHIPCO_CLK_T6_MMASK)
584- return SSB_CHIPCO_CLK_T6_M0;
585- return SSB_CHIPCO_CLK_T6_M1;
586+ return SSB_CHIPCO_CLK_T6_M1;
587+ return SSB_CHIPCO_CLK_T6_M0;
588     case SSB_PLLTYPE_1: /* 48Mhz base, 3 dividers */
589     case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */
590     case SSB_PLLTYPE_4: /* 48Mhz, 4 dividers */
591@@ -1117,23 +1118,22 @@ static u32 ssb_tmslow_reject_bitmask(str
592 {
593     u32 rev = ssb_read32(dev, SSB_IDLOW) & SSB_IDLOW_SSBREV;
594 
595- /* The REJECT bit changed position in TMSLOW between
596- * Backplane revisions. */
597+ /* The REJECT bit seems to be different for Backplane rev 2.3 */
598     switch (rev) {
599     case SSB_IDLOW_SSBREV_22:
600- return SSB_TMSLOW_REJECT_22;
601+ case SSB_IDLOW_SSBREV_24:
602+ case SSB_IDLOW_SSBREV_26:
603+ return SSB_TMSLOW_REJECT;
604     case SSB_IDLOW_SSBREV_23:
605         return SSB_TMSLOW_REJECT_23;
606- case SSB_IDLOW_SSBREV_24: /* TODO - find the proper REJECT bits */
607- case SSB_IDLOW_SSBREV_25: /* same here */
608- case SSB_IDLOW_SSBREV_26: /* same here */
609+ case SSB_IDLOW_SSBREV_25: /* TODO - find the proper REJECT bit */
610     case SSB_IDLOW_SSBREV_27: /* same here */
611- return SSB_TMSLOW_REJECT_23; /* this is a guess */
612+ return SSB_TMSLOW_REJECT; /* this is a guess */
613     default:
614         printk(KERN_INFO "ssb: Backplane Revision 0x%.8X\n", rev);
615         WARN_ON(1);
616     }
617- return (SSB_TMSLOW_REJECT_22 | SSB_TMSLOW_REJECT_23);
618+ return (SSB_TMSLOW_REJECT | SSB_TMSLOW_REJECT_23);
619 }
620 
621 int ssb_device_is_enabled(struct ssb_device *dev)
622@@ -1266,7 +1266,10 @@ u32 ssb_dma_translation(struct ssb_devic
623     case SSB_BUSTYPE_SSB:
624         return 0;
625     case SSB_BUSTYPE_PCI:
626- return SSB_PCI_DMA;
627+ if (ssb_read32(dev, SSB_TMSHIGH) & SSB_TMSHIGH_DMA64)
628+ return SSB_PCIE_DMA_H32;
629+ else
630+ return SSB_PCI_DMA;
631     default:
632         __ssb_dma_not_implemented(dev);
633     }
634@@ -1309,20 +1312,20 @@ EXPORT_SYMBOL(ssb_bus_may_powerdown);
635 
636 int ssb_bus_powerup(struct ssb_bus *bus, bool dynamic_pctl)
637 {
638- struct ssb_chipcommon *cc;
639     int err;
640     enum ssb_clkmode mode;
641 
642     err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1);
643     if (err)
644         goto error;
645- cc = &bus->chipco;
646- mode = dynamic_pctl ? SSB_CLKMODE_DYNAMIC : SSB_CLKMODE_FAST;
647- ssb_chipco_set_clockmode(cc, mode);
648 
649 #ifdef CONFIG_SSB_DEBUG
650     bus->powered_up = 1;
651 #endif
652+
653+ mode = dynamic_pctl ? SSB_CLKMODE_DYNAMIC : SSB_CLKMODE_FAST;
654+ ssb_chipco_set_clockmode(&bus->chipco, mode);
655+
656     return 0;
657 error:
658     ssb_printk(KERN_ERR PFX "Bus powerup failed\n");
659@@ -1330,6 +1333,37 @@ error:
660 }
661 EXPORT_SYMBOL(ssb_bus_powerup);
662 
663+static void ssb_broadcast_value(struct ssb_device *dev,
664+ u32 address, u32 data)
665+{
666+#ifdef CONFIG_SSB_DRIVER_PCICORE
667+ /* This is used for both, PCI and ChipCommon core, so be careful. */
668+ BUILD_BUG_ON(SSB_PCICORE_BCAST_ADDR != SSB_CHIPCO_BCAST_ADDR);
669+ BUILD_BUG_ON(SSB_PCICORE_BCAST_DATA != SSB_CHIPCO_BCAST_DATA);
670+#endif
671+
672+ ssb_write32(dev, SSB_CHIPCO_BCAST_ADDR, address);
673+ ssb_read32(dev, SSB_CHIPCO_BCAST_ADDR); /* flush */
674+ ssb_write32(dev, SSB_CHIPCO_BCAST_DATA, data);
675+ ssb_read32(dev, SSB_CHIPCO_BCAST_DATA); /* flush */
676+}
677+
678+void ssb_commit_settings(struct ssb_bus *bus)
679+{
680+ struct ssb_device *dev;
681+
682+#ifdef CONFIG_SSB_DRIVER_PCICORE
683+ dev = bus->chipco.dev ? bus->chipco.dev : bus->pcicore.dev;
684+#else
685+ dev = bus->chipco.dev;
686+#endif
687+ if (WARN_ON(!dev))
688+ return;
689+ /* This forces an update of the cached registers. */
690+ ssb_broadcast_value(dev, 0xFD8, 0);
691+}
692+EXPORT_SYMBOL(ssb_commit_settings);
693+
694 u32 ssb_admatch_base(u32 adm)
695 {
696     u32 base = 0;
697--- a/drivers/ssb/pci.c
698+++ b/drivers/ssb/pci.c
699@@ -662,7 +662,6 @@ static int sprom_extract(struct ssb_bus
700 static int ssb_pci_sprom_get(struct ssb_bus *bus,
701                  struct ssb_sprom *sprom)
702 {
703- const struct ssb_sprom *fallback;
704     int err;
705     u16 *buf;
706 
707@@ -707,10 +706,17 @@ static int ssb_pci_sprom_get(struct ssb_
708         if (err) {
709             /* All CRC attempts failed.
710              * Maybe there is no SPROM on the device?
711- * If we have a fallback, use that. */
712- fallback = ssb_get_fallback_sprom();
713- if (fallback) {
714- memcpy(sprom, fallback, sizeof(*sprom));
715+ * Now we ask the arch code if there is some sprom
716+ * available for this device in some other storage */
717+ err = ssb_fill_sprom_with_fallback(bus, sprom);
718+ if (err) {
719+ ssb_printk(KERN_WARNING PFX "WARNING: Using"
720+ " fallback SPROM failed (err %d)\n",
721+ err);
722+ } else {
723+ ssb_dprintk(KERN_DEBUG PFX "Using SPROM"
724+ " revision %d provided by"
725+ " platform.\n", sprom->revision);
726                 err = 0;
727                 goto out_free;
728             }
729@@ -728,12 +734,9 @@ out_free:
730 static void ssb_pci_get_boardinfo(struct ssb_bus *bus,
731                   struct ssb_boardinfo *bi)
732 {
733- pci_read_config_word(bus->host_pci, PCI_SUBSYSTEM_VENDOR_ID,
734- &bi->vendor);
735- pci_read_config_word(bus->host_pci, PCI_SUBSYSTEM_ID,
736- &bi->type);
737- pci_read_config_word(bus->host_pci, PCI_REVISION_ID,
738- &bi->rev);
739+ bi->vendor = bus->host_pci->subsystem_vendor;
740+ bi->type = bus->host_pci->subsystem_device;
741+ bi->rev = bus->host_pci->revision;
742 }
743 
744 int ssb_pci_get_invariants(struct ssb_bus *bus,
745--- a/drivers/ssb/pcihost_wrapper.c
746+++ b/drivers/ssb/pcihost_wrapper.c
747@@ -53,8 +53,8 @@ static int ssb_pcihost_resume(struct pci
748 # define ssb_pcihost_resume NULL
749 #endif /* CONFIG_PM */
750 
751-static int ssb_pcihost_probe(struct pci_dev *dev,
752- const struct pci_device_id *id)
753+static int __devinit ssb_pcihost_probe(struct pci_dev *dev,
754+ const struct pci_device_id *id)
755 {
756     struct ssb_bus *ssb;
757     int err = -ENOMEM;
758@@ -110,7 +110,7 @@ static void ssb_pcihost_remove(struct pc
759     pci_set_drvdata(dev, NULL);
760 }
761 
762-int ssb_pcihost_register(struct pci_driver *driver)
763+int __devinit ssb_pcihost_register(struct pci_driver *driver)
764 {
765     driver->probe = ssb_pcihost_probe;
766     driver->remove = ssb_pcihost_remove;
767--- a/drivers/ssb/scan.c
768+++ b/drivers/ssb/scan.c
769@@ -258,7 +258,10 @@ static int we_support_multiple_80211_cor
770 #ifdef CONFIG_SSB_PCIHOST
771     if (bus->bustype == SSB_BUSTYPE_PCI) {
772         if (bus->host_pci->vendor == PCI_VENDOR_ID_BROADCOM &&
773- bus->host_pci->device == 0x4324)
774+ ((bus->host_pci->device == 0x4313) ||
775+ (bus->host_pci->device == 0x431A) ||
776+ (bus->host_pci->device == 0x4321) ||
777+ (bus->host_pci->device == 0x4324)))
778             return 1;
779     }
780 #endif /* CONFIG_SSB_PCIHOST */
781@@ -307,8 +310,7 @@ int ssb_bus_scan(struct ssb_bus *bus,
782     } else {
783         if (bus->bustype == SSB_BUSTYPE_PCI) {
784             bus->chip_id = pcidev_to_chipid(bus->host_pci);
785- pci_read_config_word(bus->host_pci, PCI_REVISION_ID,
786- &bus->chip_rev);
787+ bus->chip_rev = bus->host_pci->revision;
788             bus->chip_package = 0;
789         } else {
790             bus->chip_id = 0x4710;
791--- a/drivers/ssb/sprom.c
792+++ b/drivers/ssb/sprom.c
793@@ -17,7 +17,7 @@
794 #include <linux/slab.h>
795 
796 
797-static const struct ssb_sprom *fallback_sprom;
798+static int(*get_fallback_sprom)(struct ssb_bus *dev, struct ssb_sprom *out);
799 
800 
801 static int sprom2hex(const u16 *sprom, char *buf, size_t buf_len,
802@@ -145,36 +145,43 @@ out:
803 }
804 
805 /**
806- * ssb_arch_set_fallback_sprom - Set a fallback SPROM for use if no SPROM is found.
807+ * ssb_arch_register_fallback_sprom - Registers a method providing a
808+ * fallback SPROM if no SPROM is found.
809  *
810- * @sprom: The SPROM data structure to register.
811+ * @sprom_callback: The callback function.
812  *
813- * With this function the architecture implementation may register a fallback
814- * SPROM data structure. The fallback is only used for PCI based SSB devices,
815- * where no valid SPROM can be found in the shadow registers.
816+ * With this function the architecture implementation may register a
817+ * callback handler which fills the SPROM data structure. The fallback is
818+ * only used for PCI based SSB devices, where no valid SPROM can be found
819+ * in the shadow registers.
820  *
821- * This function is useful for weird architectures that have a half-assed SSB device
822- * hardwired to their PCI bus.
823+ * This function is useful for weird architectures that have a half-assed
824+ * SSB device hardwired to their PCI bus.
825  *
826- * Note that it does only work with PCI attached SSB devices. PCMCIA devices currently
827- * don't use this fallback.
828- * Architectures must provide the SPROM for native SSB devices anyway,
829- * so the fallback also isn't used for native devices.
830+ * Note that it does only work with PCI attached SSB devices. PCMCIA
831+ * devices currently don't use this fallback.
832+ * Architectures must provide the SPROM for native SSB devices anyway, so
833+ * the fallback also isn't used for native devices.
834  *
835- * This function is available for architecture code, only. So it is not exported.
836+ * This function is available for architecture code, only. So it is not
837+ * exported.
838  */
839-int ssb_arch_set_fallback_sprom(const struct ssb_sprom *sprom)
840+int ssb_arch_register_fallback_sprom(int (*sprom_callback)(struct ssb_bus *bus,
841+ struct ssb_sprom *out))
842 {
843- if (fallback_sprom)
844+ if (get_fallback_sprom)
845         return -EEXIST;
846- fallback_sprom = sprom;
847+ get_fallback_sprom = sprom_callback;
848 
849     return 0;
850 }
851 
852-const struct ssb_sprom *ssb_get_fallback_sprom(void)
853+int ssb_fill_sprom_with_fallback(struct ssb_bus *bus, struct ssb_sprom *out)
854 {
855- return fallback_sprom;
856+ if (!get_fallback_sprom)
857+ return -ENOENT;
858+
859+ return get_fallback_sprom(bus, out);
860 }
861 
862 /* http://bcm-v4.sipsolutions.net/802.11/IsSpromAvailable */
863--- a/drivers/ssb/ssb_private.h
864+++ b/drivers/ssb/ssb_private.h
865@@ -171,7 +171,8 @@ ssize_t ssb_attr_sprom_store(struct ssb_
866                  const char *buf, size_t count,
867                  int (*sprom_check_crc)(const u16 *sprom, size_t size),
868                  int (*sprom_write)(struct ssb_bus *bus, const u16 *sprom));
869-extern const struct ssb_sprom *ssb_get_fallback_sprom(void);
870+extern int ssb_fill_sprom_with_fallback(struct ssb_bus *bus,
871+ struct ssb_sprom *out);
872 
873 
874 /* core.c */
875--- a/include/linux/ssb/ssb.h
876+++ b/include/linux/ssb/ssb.h
877@@ -27,6 +27,8 @@ struct ssb_sprom {
878     u8 et1mdcport; /* MDIO for enet1 */
879     u8 board_rev; /* Board revision number from SPROM. */
880     u8 country_code; /* Country Code */
881+ u16 leddc_on_time; /* LED Powersave Duty Cycle On Count */
882+ u16 leddc_off_time; /* LED Powersave Duty Cycle Off Count */
883     u8 ant_available_a; /* 2GHz antenna available bits (up to 4) */
884     u8 ant_available_bg; /* 5GHz antenna available bits (up to 4) */
885     u16 pa0b0;
886@@ -99,7 +101,7 @@ struct ssb_sprom {
887 struct ssb_boardinfo {
888     u16 vendor;
889     u16 type;
890- u16 rev;
891+ u8 rev;
892 };
893 
894 
895@@ -308,7 +310,7 @@ struct ssb_bus {
896 
897     /* ID information about the Chip. */
898     u16 chip_id;
899- u16 chip_rev;
900+ u8 chip_rev;
901     u16 sprom_offset;
902     u16 sprom_size; /* number of words in sprom */
903     u8 chip_package;
904@@ -404,7 +406,9 @@ extern bool ssb_is_sprom_available(struc
905 
906 /* Set a fallback SPROM.
907  * See kdoc at the function definition for complete documentation. */
908-extern int ssb_arch_set_fallback_sprom(const struct ssb_sprom *sprom);
909+extern int ssb_arch_register_fallback_sprom(
910+ int (*sprom_callback)(struct ssb_bus *bus,
911+ struct ssb_sprom *out));
912 
913 /* Suspend a SSB bus.
914  * Call this from the parent bus suspend routine. */
915@@ -518,6 +522,7 @@ extern int ssb_bus_may_powerdown(struct
916  * Otherwise static always-on powercontrol will be used. */
917 extern int ssb_bus_powerup(struct ssb_bus *bus, bool dynamic_pctl);
918 
919+extern void ssb_commit_settings(struct ssb_bus *bus);
920 
921 /* Various helper functions */
922 extern u32 ssb_admatch_base(u32 adm);
923--- a/include/linux/ssb/ssb_driver_chipcommon.h
924+++ b/include/linux/ssb/ssb_driver_chipcommon.h
925@@ -123,6 +123,8 @@
926 #define SSB_CHIPCO_FLASHDATA 0x0048
927 #define SSB_CHIPCO_BCAST_ADDR 0x0050
928 #define SSB_CHIPCO_BCAST_DATA 0x0054
929+#define SSB_CHIPCO_GPIOPULLUP 0x0058 /* Rev >= 20 only */
930+#define SSB_CHIPCO_GPIOPULLDOWN 0x005C /* Rev >= 20 only */
931 #define SSB_CHIPCO_GPIOIN 0x0060
932 #define SSB_CHIPCO_GPIOOUT 0x0064
933 #define SSB_CHIPCO_GPIOOUTEN 0x0068
934@@ -131,6 +133,9 @@
935 #define SSB_CHIPCO_GPIOIRQ 0x0074
936 #define SSB_CHIPCO_WATCHDOG 0x0080
937 #define SSB_CHIPCO_GPIOTIMER 0x0088 /* LED powersave (corerev >= 16) */
938+#define SSB_CHIPCO_GPIOTIMER_OFFTIME 0x0000FFFF
939+#define SSB_CHIPCO_GPIOTIMER_OFFTIME_SHIFT 0
940+#define SSB_CHIPCO_GPIOTIMER_ONTIME 0xFFFF0000
941 #define SSB_CHIPCO_GPIOTIMER_ONTIME_SHIFT 16
942 #define SSB_CHIPCO_GPIOTOUTM 0x008C /* LED powersave (corerev >= 16) */
943 #define SSB_CHIPCO_CLOCK_N 0x0090
944@@ -189,8 +194,10 @@
945 #define SSB_CHIPCO_CLKCTLST_HAVEALPREQ 0x00000008 /* ALP available request */
946 #define SSB_CHIPCO_CLKCTLST_HAVEHTREQ 0x00000010 /* HT available request */
947 #define SSB_CHIPCO_CLKCTLST_HWCROFF 0x00000020 /* Force HW clock request off */
948-#define SSB_CHIPCO_CLKCTLST_HAVEHT 0x00010000 /* HT available */
949-#define SSB_CHIPCO_CLKCTLST_HAVEALP 0x00020000 /* APL available */
950+#define SSB_CHIPCO_CLKCTLST_HAVEALP 0x00010000 /* ALP available */
951+#define SSB_CHIPCO_CLKCTLST_HAVEHT 0x00020000 /* HT available */
952+#define SSB_CHIPCO_CLKCTLST_4328A0_HAVEHT 0x00010000 /* 4328a0 has reversed bits */
953+#define SSB_CHIPCO_CLKCTLST_4328A0_HAVEALP 0x00020000 /* 4328a0 has reversed bits */
954 #define SSB_CHIPCO_HW_WORKAROUND 0x01E4 /* Hardware workaround (rev >= 20) */
955 #define SSB_CHIPCO_UART0_DATA 0x0300
956 #define SSB_CHIPCO_UART0_IMR 0x0304
957--- a/include/linux/ssb/ssb_regs.h
958+++ b/include/linux/ssb/ssb_regs.h
959@@ -97,7 +97,7 @@
960 #define SSB_INTVEC_ENET1 0x00000040 /* Enable interrupts for enet 1 */
961 #define SSB_TMSLOW 0x0F98 /* SB Target State Low */
962 #define SSB_TMSLOW_RESET 0x00000001 /* Reset */
963-#define SSB_TMSLOW_REJECT_22 0x00000002 /* Reject (Backplane rev 2.2) */
964+#define SSB_TMSLOW_REJECT 0x00000002 /* Reject (Standard Backplane) */
965 #define SSB_TMSLOW_REJECT_23 0x00000004 /* Reject (Backplane rev 2.3) */
966 #define SSB_TMSLOW_CLOCK 0x00010000 /* Clock Enable */
967 #define SSB_TMSLOW_FGC 0x00020000 /* Force Gated Clocks On */
968

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