aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/generic/patches-3.14/026-bcma-from-3.20.patch
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/generic/patches-3.14/026-bcma-from-3.20.patch')
-rw-r--r--target/linux/generic/patches-3.14/026-bcma-from-3.20.patch527
1 files changed, 0 insertions, 527 deletions
diff --git a/target/linux/generic/patches-3.14/026-bcma-from-3.20.patch b/target/linux/generic/patches-3.14/026-bcma-from-3.20.patch
deleted file mode 100644
index 17c06b001f..0000000000
--- a/target/linux/generic/patches-3.14/026-bcma-from-3.20.patch
+++ /dev/null
@@ -1,527 +0,0 @@
---- a/drivers/bcma/bcma_private.h
-+++ b/drivers/bcma/bcma_private.h
-@@ -25,22 +25,18 @@ struct bcma_bus;
- bool bcma_wait_value(struct bcma_device *core, u16 reg, u32 mask, u32 value,
- int timeout);
- void bcma_prepare_core(struct bcma_bus *bus, struct bcma_device *core);
-+void bcma_init_bus(struct bcma_bus *bus);
- int bcma_bus_register(struct bcma_bus *bus);
- void bcma_bus_unregister(struct bcma_bus *bus);
--int __init bcma_bus_early_register(struct bcma_bus *bus,
-- struct bcma_device *core_cc,
-- struct bcma_device *core_mips);
-+int __init bcma_bus_early_register(struct bcma_bus *bus);
- #ifdef CONFIG_PM
- int bcma_bus_suspend(struct bcma_bus *bus);
- int bcma_bus_resume(struct bcma_bus *bus);
- #endif
-
- /* scan.c */
-+void bcma_detect_chip(struct bcma_bus *bus);
- int bcma_bus_scan(struct bcma_bus *bus);
--int __init bcma_bus_scan_early(struct bcma_bus *bus,
-- struct bcma_device_id *match,
-- struct bcma_device *core);
--void bcma_init_bus(struct bcma_bus *bus);
-
- /* sprom.c */
- int bcma_sprom_get(struct bcma_bus *bus);
-@@ -111,6 +107,14 @@ extern int bcma_chipco_watchdog_register
- #ifdef CONFIG_BCMA_DRIVER_PCI_HOSTMODE
- bool bcma_core_pci_is_in_hostmode(struct bcma_drv_pci *pc);
- void bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc);
-+#else
-+static inline bool bcma_core_pci_is_in_hostmode(struct bcma_drv_pci *pc)
-+{
-+ return false;
-+}
-+static inline void bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc)
-+{
-+}
- #endif /* CONFIG_BCMA_DRIVER_PCI_HOSTMODE */
-
- #ifdef CONFIG_BCMA_DRIVER_GPIO
---- a/drivers/bcma/driver_chipcommon.c
-+++ b/drivers/bcma/driver_chipcommon.c
-@@ -79,7 +79,9 @@ static int bcma_chipco_watchdog_ticks_pe
-
- if (cc->capabilities & BCMA_CC_CAP_PMU) {
- if (bus->chipinfo.id == BCMA_CHIP_ID_BCM4706)
-- /* 4706 CC and PMU watchdogs are clocked at 1/4 of ALP clock */
-+ /* 4706 CC and PMU watchdogs are clocked at 1/4 of ALP
-+ * clock
-+ */
- return bcma_chipco_get_alp_clock(cc) / 4000;
- else
- /* based on 32KHz ILP clock */
-@@ -97,7 +99,8 @@ int bcma_chipco_watchdog_register(struct
- wdt.driver_data = cc;
- wdt.timer_set = bcma_chipco_watchdog_timer_set_wdt;
- wdt.timer_set_ms = bcma_chipco_watchdog_timer_set_ms_wdt;
-- wdt.max_timer_ms = bcma_chipco_watchdog_get_max_timer(cc) / cc->ticks_per_ms;
-+ wdt.max_timer_ms =
-+ bcma_chipco_watchdog_get_max_timer(cc) / cc->ticks_per_ms;
-
- pdev = platform_device_register_data(NULL, "bcm47xx-wdt",
- cc->core->bus->num, &wdt,
-@@ -175,7 +178,6 @@ void bcma_core_chipcommon_init(struct bc
- u32 bcma_chipco_watchdog_timer_set(struct bcma_drv_cc *cc, u32 ticks)
- {
- u32 maxt;
-- enum bcma_clkmode clkmode;
-
- maxt = bcma_chipco_watchdog_get_max_timer(cc);
- if (cc->capabilities & BCMA_CC_CAP_PMU) {
-@@ -185,8 +187,13 @@ u32 bcma_chipco_watchdog_timer_set(struc
- ticks = maxt;
- bcma_cc_write32(cc, BCMA_CC_PMU_WATCHDOG, ticks);
- } else {
-- clkmode = ticks ? BCMA_CLKMODE_FAST : BCMA_CLKMODE_DYNAMIC;
-- bcma_core_set_clockmode(cc->core, clkmode);
-+ struct bcma_bus *bus = cc->core->bus;
-+
-+ if (bus->chipinfo.id != BCMA_CHIP_ID_BCM4707 &&
-+ bus->chipinfo.id != BCMA_CHIP_ID_BCM53018)
-+ bcma_core_set_clockmode(cc->core,
-+ ticks ? BCMA_CLKMODE_FAST : BCMA_CLKMODE_DYNAMIC);
-+
- if (ticks > maxt)
- ticks = maxt;
- /* instant NMI */
-@@ -335,7 +342,8 @@ void bcma_chipco_serial_init(struct bcma
- | BCMA_CC_CORECTL_UARTCLKEN);
- }
- } else {
-- bcma_err(cc->core->bus, "serial not supported on this device ccrev: 0x%x\n", ccrev);
-+ bcma_err(cc->core->bus, "serial not supported on this device ccrev: 0x%x\n",
-+ ccrev);
- return;
- }
-
---- a/drivers/bcma/driver_pci.c
-+++ b/drivers/bcma/driver_pci.c
-@@ -145,6 +145,47 @@ static u16 bcma_pcie_mdio_writeread(stru
- }
-
- /**************************************************
-+ * Early init.
-+ **************************************************/
-+
-+static void bcma_core_pci_fixcfg(struct bcma_drv_pci *pc)
-+{
-+ struct bcma_device *core = pc->core;
-+ u16 val16, core_index;
-+ uint regoff;
-+
-+ regoff = BCMA_CORE_PCI_SPROM(BCMA_CORE_PCI_SPROM_PI_OFFSET);
-+ core_index = (u16)core->core_index;
-+
-+ val16 = pcicore_read16(pc, regoff);
-+ if (((val16 & BCMA_CORE_PCI_SPROM_PI_MASK) >> BCMA_CORE_PCI_SPROM_PI_SHIFT)
-+ != core_index) {
-+ val16 = (core_index << BCMA_CORE_PCI_SPROM_PI_SHIFT) |
-+ (val16 & ~BCMA_CORE_PCI_SPROM_PI_MASK);
-+ pcicore_write16(pc, regoff, val16);
-+ }
-+}
-+
-+/*
-+ * Apply some early fixes required before accessing SPROM.
-+ * See also si_pci_fixcfg.
-+ */
-+void bcma_core_pci_early_init(struct bcma_drv_pci *pc)
-+{
-+ if (pc->early_setup_done)
-+ return;
-+
-+ pc->hostmode = bcma_core_pci_is_in_hostmode(pc);
-+ if (pc->hostmode)
-+ goto out;
-+
-+ bcma_core_pci_fixcfg(pc);
-+
-+out:
-+ pc->early_setup_done = true;
-+}
-+
-+/**************************************************
- * Workarounds.
- **************************************************/
-
-@@ -175,24 +216,6 @@ static void bcma_pcicore_serdes_workarou
- tmp & ~BCMA_CORE_PCI_PLL_CTRL_FREQDET_EN);
- }
-
--static void bcma_core_pci_fixcfg(struct bcma_drv_pci *pc)
--{
-- struct bcma_device *core = pc->core;
-- u16 val16, core_index;
-- uint regoff;
--
-- regoff = BCMA_CORE_PCI_SPROM(BCMA_CORE_PCI_SPROM_PI_OFFSET);
-- core_index = (u16)core->core_index;
--
-- val16 = pcicore_read16(pc, regoff);
-- if (((val16 & BCMA_CORE_PCI_SPROM_PI_MASK) >> BCMA_CORE_PCI_SPROM_PI_SHIFT)
-- != core_index) {
-- val16 = (core_index << BCMA_CORE_PCI_SPROM_PI_SHIFT) |
-- (val16 & ~BCMA_CORE_PCI_SPROM_PI_MASK);
-- pcicore_write16(pc, regoff, val16);
-- }
--}
--
- /* Fix MISC config to allow coming out of L2/L3-Ready state w/o PRST */
- /* Needs to happen when coming out of 'standby'/'hibernate' */
- static void bcma_core_pci_config_fixup(struct bcma_drv_pci *pc)
-@@ -216,7 +239,6 @@ static void bcma_core_pci_config_fixup(s
-
- static void bcma_core_pci_clientmode_init(struct bcma_drv_pci *pc)
- {
-- bcma_core_pci_fixcfg(pc);
- bcma_pcicore_serdes_workaround(pc);
- bcma_core_pci_config_fixup(pc);
- }
-@@ -226,13 +248,11 @@ void bcma_core_pci_init(struct bcma_drv_
- if (pc->setup_done)
- return;
-
--#ifdef CONFIG_BCMA_DRIVER_PCI_HOSTMODE
-- pc->hostmode = bcma_core_pci_is_in_hostmode(pc);
-+ bcma_core_pci_early_init(pc);
-+
- if (pc->hostmode)
- bcma_core_pci_hostmode_init(pc);
--#endif /* CONFIG_BCMA_DRIVER_PCI_HOSTMODE */
--
-- if (!pc->hostmode)
-+ else
- bcma_core_pci_clientmode_init(pc);
- }
-
---- a/drivers/bcma/host_pci.c
-+++ b/drivers/bcma/host_pci.c
-@@ -13,10 +13,12 @@
-
- static void bcma_host_pci_switch_core(struct bcma_device *core)
- {
-+ int win2 = core->bus->host_is_pcie2 ?
-+ BCMA_PCIE2_BAR0_WIN2 : BCMA_PCI_BAR0_WIN2;
-+
- pci_write_config_dword(core->bus->host_pci, BCMA_PCI_BAR0_WIN,
- core->addr);
-- pci_write_config_dword(core->bus->host_pci, BCMA_PCI_BAR0_WIN2,
-- core->wrap);
-+ pci_write_config_dword(core->bus->host_pci, win2, core->wrap);
- core->bus->mapped_core = core;
- bcma_debug(core->bus, "Switched to core: 0x%X\n", core->id.id);
- }
---- a/drivers/bcma/host_soc.c
-+++ b/drivers/bcma/host_soc.c
-@@ -193,7 +193,7 @@ int __init bcma_host_soc_init(struct bcm
- int err;
-
- /* Scan bus and initialize it */
-- err = bcma_bus_early_register(bus, &soc->core_cc, &soc->core_mips);
-+ err = bcma_bus_early_register(bus);
- if (err)
- iounmap(bus->mmio);
-
---- a/drivers/bcma/main.c
-+++ b/drivers/bcma/main.c
-@@ -268,6 +268,18 @@ void bcma_prepare_core(struct bcma_bus *
- }
- }
-
-+void bcma_init_bus(struct bcma_bus *bus)
-+{
-+ mutex_lock(&bcma_buses_mutex);
-+ bus->num = bcma_bus_next_num++;
-+ mutex_unlock(&bcma_buses_mutex);
-+
-+ INIT_LIST_HEAD(&bus->cores);
-+ bus->nr_cores = 0;
-+
-+ bcma_detect_chip(bus);
-+}
-+
- static void bcma_register_core(struct bcma_bus *bus, struct bcma_device *core)
- {
- int err;
-@@ -356,12 +368,19 @@ static void bcma_unregister_cores(struct
- struct bcma_device *core, *tmp;
-
- list_for_each_entry_safe(core, tmp, &bus->cores, list) {
-+ if (!core->dev_registered)
-+ continue;
- list_del(&core->list);
-- if (core->dev_registered)
-- device_unregister(&core->dev);
-+ device_unregister(&core->dev);
- }
- if (bus->hosttype == BCMA_HOSTTYPE_SOC)
- platform_device_unregister(bus->drv_cc.watchdog);
-+
-+ /* Now noone uses internally-handled cores, we can free them */
-+ list_for_each_entry_safe(core, tmp, &bus->cores, list) {
-+ list_del(&core->list);
-+ kfree(core);
-+ }
- }
-
- int bcma_bus_register(struct bcma_bus *bus)
-@@ -369,10 +388,6 @@ int bcma_bus_register(struct bcma_bus *b
- int err;
- struct bcma_device *core;
-
-- mutex_lock(&bcma_buses_mutex);
-- bus->num = bcma_bus_next_num++;
-- mutex_unlock(&bcma_buses_mutex);
--
- /* Scan for devices (cores) */
- err = bcma_bus_scan(bus);
- if (err) {
-@@ -387,6 +402,13 @@ int bcma_bus_register(struct bcma_bus *b
- bcma_core_chipcommon_early_init(&bus->drv_cc);
- }
-
-+ /* Early init PCIE core */
-+ core = bcma_find_core(bus, BCMA_CORE_PCIE);
-+ if (core) {
-+ bus->drv_pci[0].core = core;
-+ bcma_core_pci_early_init(&bus->drv_pci[0]);
-+ }
-+
- /* Cores providing flash access go before SPROM init */
- list_for_each_entry(core, &bus->cores, list) {
- if (bcma_is_core_needed_early(core->id.id))
-@@ -459,7 +481,6 @@ int bcma_bus_register(struct bcma_bus *b
-
- void bcma_bus_unregister(struct bcma_bus *bus)
- {
-- struct bcma_device *cores[3];
- int err;
-
- err = bcma_gpio_unregister(&bus->drv_cc);
-@@ -470,46 +491,23 @@ void bcma_bus_unregister(struct bcma_bus
-
- bcma_core_chipcommon_b_free(&bus->drv_cc_b);
-
-- cores[0] = bcma_find_core(bus, BCMA_CORE_MIPS_74K);
-- cores[1] = bcma_find_core(bus, BCMA_CORE_PCIE);
-- cores[2] = bcma_find_core(bus, BCMA_CORE_4706_MAC_GBIT_COMMON);
--
- bcma_unregister_cores(bus);
--
-- kfree(cores[2]);
-- kfree(cores[1]);
-- kfree(cores[0]);
- }
-
--int __init bcma_bus_early_register(struct bcma_bus *bus,
-- struct bcma_device *core_cc,
-- struct bcma_device *core_mips)
-+/*
-+ * This is a special version of bus registration function designed for SoCs.
-+ * It scans bus and performs basic initialization of main cores only.
-+ * Please note it requires memory allocation, however it won't try to sleep.
-+ */
-+int __init bcma_bus_early_register(struct bcma_bus *bus)
- {
- int err;
- struct bcma_device *core;
-- struct bcma_device_id match;
--
-- match.manuf = BCMA_MANUF_BCM;
-- match.id = bcma_cc_core_id(bus);
-- match.class = BCMA_CL_SIM;
-- match.rev = BCMA_ANY_REV;
-
-- /* Scan for chip common core */
-- err = bcma_bus_scan_early(bus, &match, core_cc);
-- if (err) {
-- bcma_err(bus, "Failed to scan for common core: %d\n", err);
-- return -1;
-- }
--
-- match.manuf = BCMA_MANUF_MIPS;
-- match.id = BCMA_CORE_MIPS_74K;
-- match.class = BCMA_CL_SIM;
-- match.rev = BCMA_ANY_REV;
--
-- /* Scan for mips core */
-- err = bcma_bus_scan_early(bus, &match, core_mips);
-+ /* Scan for devices (cores) */
-+ err = bcma_bus_scan(bus);
- if (err) {
-- bcma_err(bus, "Failed to scan for mips core: %d\n", err);
-+ bcma_err(bus, "Failed to scan bus: %d\n", err);
- return -1;
- }
-
---- a/drivers/bcma/scan.c
-+++ b/drivers/bcma/scan.c
-@@ -435,15 +435,12 @@ static int bcma_get_next_core(struct bcm
- return 0;
- }
-
--void bcma_init_bus(struct bcma_bus *bus)
-+void bcma_detect_chip(struct bcma_bus *bus)
- {
- s32 tmp;
- struct bcma_chipinfo *chipinfo = &(bus->chipinfo);
- char chip_id[8];
-
-- INIT_LIST_HEAD(&bus->cores);
-- bus->nr_cores = 0;
--
- bcma_scan_switch_core(bus, BCMA_ADDR_BASE);
-
- tmp = bcma_scan_read32(bus, 0, BCMA_CC_ID);
-@@ -464,6 +461,10 @@ int bcma_bus_scan(struct bcma_bus *bus)
-
- int err, core_num = 0;
-
-+ /* Skip if bus was already scanned (e.g. during early register) */
-+ if (bus->nr_cores)
-+ return 0;
-+
- erombase = bcma_scan_read32(bus, 0, BCMA_CC_EROM);
- if (bus->hosttype == BCMA_HOSTTYPE_SOC) {
- eromptr = ioremap_nocache(erombase, BCMA_CORE_SIZE);
-@@ -519,64 +520,6 @@ int bcma_bus_scan(struct bcma_bus *bus)
- out:
- if (bus->hosttype == BCMA_HOSTTYPE_SOC)
- iounmap(eromptr);
--
-- return err;
--}
--
--int __init bcma_bus_scan_early(struct bcma_bus *bus,
-- struct bcma_device_id *match,
-- struct bcma_device *core)
--{
-- u32 erombase;
-- u32 __iomem *eromptr, *eromend;
--
-- int err = -ENODEV;
-- int core_num = 0;
--
-- erombase = bcma_scan_read32(bus, 0, BCMA_CC_EROM);
-- if (bus->hosttype == BCMA_HOSTTYPE_SOC) {
-- eromptr = ioremap_nocache(erombase, BCMA_CORE_SIZE);
-- if (!eromptr)
-- return -ENOMEM;
-- } else {
-- eromptr = bus->mmio;
-- }
--
-- eromend = eromptr + BCMA_CORE_SIZE / sizeof(u32);
--
-- bcma_scan_switch_core(bus, erombase);
--
-- while (eromptr < eromend) {
-- memset(core, 0, sizeof(*core));
-- INIT_LIST_HEAD(&core->list);
-- core->bus = bus;
--
-- err = bcma_get_next_core(bus, &eromptr, match, core_num, core);
-- if (err == -ENODEV) {
-- core_num++;
-- continue;
-- } else if (err == -ENXIO)
-- continue;
-- else if (err == -ESPIPE)
-- break;
-- else if (err < 0)
-- goto out;
--
-- core->core_index = core_num++;
-- bus->nr_cores++;
-- bcma_info(bus, "Core %d found: %s (manuf 0x%03X, id 0x%03X, rev 0x%02X, class 0x%X)\n",
-- core->core_index, bcma_device_name(&core->id),
-- core->id.manuf, core->id.id, core->id.rev,
-- core->id.class);
--
-- list_add_tail(&core->list, &bus->cores);
-- err = 0;
-- break;
-- }
--
--out:
-- if (bus->hosttype == BCMA_HOSTTYPE_SOC)
-- iounmap(eromptr);
-
- return err;
- }
---- a/drivers/bcma/sprom.c
-+++ b/drivers/bcma/sprom.c
-@@ -579,7 +579,8 @@ int bcma_sprom_get(struct bcma_bus *bus)
- u16 offset = BCMA_CC_SPROM;
- u16 *sprom;
- size_t sprom_sizes[] = { SSB_SPROMSIZE_WORDS_R4,
-- SSB_SPROMSIZE_WORDS_R10, };
-+ SSB_SPROMSIZE_WORDS_R10,
-+ SSB_SPROMSIZE_WORDS_R11, };
- int i, err = 0;
-
- if (!bus->drv_cc.core)
---- a/include/linux/bcma/bcma.h
-+++ b/include/linux/bcma/bcma.h
-@@ -318,6 +318,7 @@ struct bcma_bus {
- const struct bcma_host_ops *ops;
-
- enum bcma_hosttype hosttype;
-+ bool host_is_pcie2; /* Used for BCMA_HOSTTYPE_PCI only */
- union {
- /* Pointer to the PCI bus (only for BCMA_HOSTTYPE_PCI) */
- struct pci_dev *host_pci;
---- a/include/linux/bcma/bcma_driver_pci.h
-+++ b/include/linux/bcma/bcma_driver_pci.h
-@@ -223,6 +223,7 @@ struct bcma_drv_pci_host {
-
- struct bcma_drv_pci {
- struct bcma_device *core;
-+ u8 early_setup_done:1;
- u8 setup_done:1;
- u8 hostmode:1;
-
-@@ -237,6 +238,7 @@ struct bcma_drv_pci {
- #define pcicore_write16(pc, offset, val) bcma_write16((pc)->core, offset, val)
- #define pcicore_write32(pc, offset, val) bcma_write32((pc)->core, offset, val)
-
-+extern void bcma_core_pci_early_init(struct bcma_drv_pci *pc);
- extern void bcma_core_pci_init(struct bcma_drv_pci *pc);
- extern int bcma_core_pci_irq_ctl(struct bcma_drv_pci *pc,
- struct bcma_device *core, bool enable);
---- a/include/linux/bcma/bcma_regs.h
-+++ b/include/linux/bcma/bcma_regs.h
-@@ -64,6 +64,8 @@
- #define BCMA_PCI_GPIO_XTAL 0x40 /* PCI config space GPIO 14 for Xtal powerup */
- #define BCMA_PCI_GPIO_PLL 0x80 /* PCI config space GPIO 15 for PLL powerdown */
-
-+#define BCMA_PCIE2_BAR0_WIN2 0x70
-+
- /* SiliconBackplane Address Map.
- * All regions may not exist on all chips.
- */
---- a/include/linux/bcma/bcma_soc.h
-+++ b/include/linux/bcma/bcma_soc.h
-@@ -5,8 +5,6 @@
-
- struct bcma_soc {
- struct bcma_bus bus;
-- struct bcma_device core_cc;
-- struct bcma_device core_mips;
- };
-
- int __init bcma_host_soc_register(struct bcma_soc *soc);
---- a/include/linux/ssb/ssb_regs.h
-+++ b/include/linux/ssb/ssb_regs.h
-@@ -173,6 +173,7 @@
- #define SSB_SPROMSIZE_BYTES_R123 (SSB_SPROMSIZE_WORDS_R123 * sizeof(u16))
- #define SSB_SPROMSIZE_BYTES_R4 (SSB_SPROMSIZE_WORDS_R4 * sizeof(u16))
- #define SSB_SPROMSIZE_WORDS_R10 230
-+#define SSB_SPROMSIZE_WORDS_R11 234
- #define SSB_SPROM_BASE1 0x1000
- #define SSB_SPROM_BASE31 0x0800
- #define SSB_SPROM_REVISION 0x007E