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Diffstat (limited to 'arch/mips/bcm47xx/setup.c')
-rw-r--r--arch/mips/bcm47xx/setup.c264
1 files changed, 97 insertions, 167 deletions
diff --git a/arch/mips/bcm47xx/setup.c b/arch/mips/bcm47xx/setup.c
index aab6b0c40a7..63a4b0e915d 100644
--- a/arch/mips/bcm47xx/setup.c
+++ b/arch/mips/bcm47xx/setup.c
@@ -3,7 +3,7 @@
* Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
* Copyright (C) 2006 Michael Buesch <m@bues.ch>
* Copyright (C) 2010 Waldemar Brodkorb <wbx@openadk.org>
- * Copyright (C) 2010-2011 Hauke Mehrtens <hauke@hauke-m.de>
+ * Copyright (C) 2010-2012 Hauke Mehrtens <hauke@hauke-m.de>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
@@ -26,16 +26,24 @@
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#include "bcm47xx_private.h"
+
#include <linux/export.h>
#include <linux/types.h>
+#include <linux/ethtool.h>
+#include <linux/phy.h>
+#include <linux/phy_fixed.h>
#include <linux/ssb/ssb.h>
#include <linux/ssb/ssb_embedded.h>
#include <linux/bcma/bcma_soc.h>
#include <asm/bootinfo.h>
+#include <asm/idle.h>
+#include <asm/prom.h>
#include <asm/reboot.h>
#include <asm/time.h>
#include <bcm47xx.h>
-#include <asm/mach-bcm47xx/nvram.h>
+#include <bcm47xx_nvram.h>
+#include <bcm47xx_board.h>
union bcm47xx_bus bcm47xx_bus;
EXPORT_SYMBOL(bcm47xx_bus);
@@ -85,164 +93,16 @@ static void bcm47xx_machine_halt(void)
}
#ifdef CONFIG_BCM47XX_SSB
-#define READ_FROM_NVRAM(_outvar, name, buf) \
- if (nvram_getprefix(prefix, name, buf, sizeof(buf)) >= 0)\
- sprom->_outvar = simple_strtoul(buf, NULL, 0);
-
-#define READ_FROM_NVRAM2(_outvar, name1, name2, buf) \
- if (nvram_getprefix(prefix, name1, buf, sizeof(buf)) >= 0 || \
- nvram_getprefix(prefix, name2, buf, sizeof(buf)) >= 0)\
- sprom->_outvar = simple_strtoul(buf, NULL, 0);
-
-static inline int nvram_getprefix(const char *prefix, char *name,
- char *buf, int len)
-{
- if (prefix) {
- char key[100];
-
- snprintf(key, sizeof(key), "%s%s", prefix, name);
- return nvram_getenv(key, buf, len);
- }
-
- return nvram_getenv(name, buf, len);
-}
-
-static u32 nvram_getu32(const char *name, char *buf, int len)
-{
- int rv;
- char key[100];
- u16 var0, var1;
-
- snprintf(key, sizeof(key), "%s0", name);
- rv = nvram_getenv(key, buf, len);
- /* return 0 here so this looks like unset */
- if (rv < 0)
- return 0;
- var0 = simple_strtoul(buf, NULL, 0);
-
- snprintf(key, sizeof(key), "%s1", name);
- rv = nvram_getenv(key, buf, len);
- if (rv < 0)
- return 0;
- var1 = simple_strtoul(buf, NULL, 0);
- return var1 << 16 | var0;
-}
-
-static void bcm47xx_fill_sprom(struct ssb_sprom *sprom, const char *prefix)
-{
- char buf[100];
- u32 boardflags;
-
- memset(sprom, 0, sizeof(struct ssb_sprom));
-
- sprom->revision = 1; /* Fallback: Old hardware does not define this. */
- READ_FROM_NVRAM(revision, "sromrev", buf);
- if (nvram_getprefix(prefix, "il0macaddr", buf, sizeof(buf)) >= 0 ||
- nvram_getprefix(prefix, "macaddr", buf, sizeof(buf)) >= 0)
- nvram_parse_macaddr(buf, sprom->il0mac);
- if (nvram_getprefix(prefix, "et0macaddr", buf, sizeof(buf)) >= 0)
- nvram_parse_macaddr(buf, sprom->et0mac);
- if (nvram_getprefix(prefix, "et1macaddr", buf, sizeof(buf)) >= 0)
- nvram_parse_macaddr(buf, sprom->et1mac);
- READ_FROM_NVRAM(et0phyaddr, "et0phyaddr", buf);
- READ_FROM_NVRAM(et1phyaddr, "et1phyaddr", buf);
- READ_FROM_NVRAM(et0mdcport, "et0mdcport", buf);
- READ_FROM_NVRAM(et1mdcport, "et1mdcport", buf);
- READ_FROM_NVRAM(board_rev, "boardrev", buf);
- READ_FROM_NVRAM(country_code, "ccode", buf);
- READ_FROM_NVRAM(ant_available_a, "aa5g", buf);
- READ_FROM_NVRAM(ant_available_bg, "aa2g", buf);
- READ_FROM_NVRAM(pa0b0, "pa0b0", buf);
- READ_FROM_NVRAM(pa0b1, "pa0b1", buf);
- READ_FROM_NVRAM(pa0b2, "pa0b2", buf);
- READ_FROM_NVRAM(pa1b0, "pa1b0", buf);
- READ_FROM_NVRAM(pa1b1, "pa1b1", buf);
- READ_FROM_NVRAM(pa1b2, "pa1b2", buf);
- READ_FROM_NVRAM(pa1lob0, "pa1lob0", buf);
- READ_FROM_NVRAM(pa1lob2, "pa1lob1", buf);
- READ_FROM_NVRAM(pa1lob1, "pa1lob2", buf);
- READ_FROM_NVRAM(pa1hib0, "pa1hib0", buf);
- READ_FROM_NVRAM(pa1hib2, "pa1hib1", buf);
- READ_FROM_NVRAM(pa1hib1, "pa1hib2", buf);
- READ_FROM_NVRAM2(gpio0, "ledbh0", "wl0gpio0", buf);
- READ_FROM_NVRAM2(gpio1, "ledbh1", "wl0gpio1", buf);
- READ_FROM_NVRAM2(gpio2, "ledbh2", "wl0gpio2", buf);
- READ_FROM_NVRAM2(gpio3, "ledbh3", "wl0gpio3", buf);
- READ_FROM_NVRAM2(maxpwr_bg, "maxp2ga0", "pa0maxpwr", buf);
- READ_FROM_NVRAM2(maxpwr_al, "maxp5gla0", "pa1lomaxpwr", buf);
- READ_FROM_NVRAM2(maxpwr_a, "maxp5ga0", "pa1maxpwr", buf);
- READ_FROM_NVRAM2(maxpwr_ah, "maxp5gha0", "pa1himaxpwr", buf);
- READ_FROM_NVRAM2(itssi_bg, "itt5ga0", "pa0itssit", buf);
- READ_FROM_NVRAM2(itssi_a, "itt2ga0", "pa1itssit", buf);
- READ_FROM_NVRAM(tri2g, "tri2g", buf);
- READ_FROM_NVRAM(tri5gl, "tri5gl", buf);
- READ_FROM_NVRAM(tri5g, "tri5g", buf);
- READ_FROM_NVRAM(tri5gh, "tri5gh", buf);
- READ_FROM_NVRAM(txpid2g[0], "txpid2ga0", buf);
- READ_FROM_NVRAM(txpid2g[1], "txpid2ga1", buf);
- READ_FROM_NVRAM(txpid2g[2], "txpid2ga2", buf);
- READ_FROM_NVRAM(txpid2g[3], "txpid2ga3", buf);
- READ_FROM_NVRAM(txpid5g[0], "txpid5ga0", buf);
- READ_FROM_NVRAM(txpid5g[1], "txpid5ga1", buf);
- READ_FROM_NVRAM(txpid5g[2], "txpid5ga2", buf);
- READ_FROM_NVRAM(txpid5g[3], "txpid5ga3", buf);
- READ_FROM_NVRAM(txpid5gl[0], "txpid5gla0", buf);
- READ_FROM_NVRAM(txpid5gl[1], "txpid5gla1", buf);
- READ_FROM_NVRAM(txpid5gl[2], "txpid5gla2", buf);
- READ_FROM_NVRAM(txpid5gl[3], "txpid5gla3", buf);
- READ_FROM_NVRAM(txpid5gh[0], "txpid5gha0", buf);
- READ_FROM_NVRAM(txpid5gh[1], "txpid5gha1", buf);
- READ_FROM_NVRAM(txpid5gh[2], "txpid5gha2", buf);
- READ_FROM_NVRAM(txpid5gh[3], "txpid5gha3", buf);
- READ_FROM_NVRAM(rxpo2g, "rxpo2g", buf);
- READ_FROM_NVRAM(rxpo5g, "rxpo5g", buf);
- READ_FROM_NVRAM(rssisav2g, "rssisav2g", buf);
- READ_FROM_NVRAM(rssismc2g, "rssismc2g", buf);
- READ_FROM_NVRAM(rssismf2g, "rssismf2g", buf);
- READ_FROM_NVRAM(bxa2g, "bxa2g", buf);
- READ_FROM_NVRAM(rssisav5g, "rssisav5g", buf);
- READ_FROM_NVRAM(rssismc5g, "rssismc5g", buf);
- READ_FROM_NVRAM(rssismf5g, "rssismf5g", buf);
- READ_FROM_NVRAM(bxa5g, "bxa5g", buf);
- READ_FROM_NVRAM(cck2gpo, "cck2gpo", buf);
-
- sprom->ofdm2gpo = nvram_getu32("ofdm2gpo", buf, sizeof(buf));
- sprom->ofdm5glpo = nvram_getu32("ofdm5glpo", buf, sizeof(buf));
- sprom->ofdm5gpo = nvram_getu32("ofdm5gpo", buf, sizeof(buf));
- sprom->ofdm5ghpo = nvram_getu32("ofdm5ghpo", buf, sizeof(buf));
-
- READ_FROM_NVRAM(antenna_gain.ghz24.a0, "ag0", buf);
- READ_FROM_NVRAM(antenna_gain.ghz24.a1, "ag1", buf);
- READ_FROM_NVRAM(antenna_gain.ghz24.a2, "ag2", buf);
- READ_FROM_NVRAM(antenna_gain.ghz24.a3, "ag3", buf);
- memcpy(&sprom->antenna_gain.ghz5, &sprom->antenna_gain.ghz24,
- sizeof(sprom->antenna_gain.ghz5));
-
- if (nvram_getprefix(prefix, "boardflags", buf, sizeof(buf)) >= 0) {
- boardflags = simple_strtoul(buf, NULL, 0);
- if (boardflags) {
- sprom->boardflags_lo = (boardflags & 0x0000FFFFU);
- sprom->boardflags_hi = (boardflags & 0xFFFF0000U) >> 16;
- }
- }
- if (nvram_getprefix(prefix, "boardflags2", buf, sizeof(buf)) >= 0) {
- boardflags = simple_strtoul(buf, NULL, 0);
- if (boardflags) {
- sprom->boardflags2_lo = (boardflags & 0x0000FFFFU);
- sprom->boardflags2_hi = (boardflags & 0xFFFF0000U) >> 16;
- }
- }
-}
-
-int bcm47xx_get_sprom(struct ssb_bus *bus, struct ssb_sprom *out)
+static int bcm47xx_get_sprom_ssb(struct ssb_bus *bus, struct ssb_sprom *out)
{
char prefix[10];
if (bus->bustype == SSB_BUSTYPE_PCI) {
+ memset(out, 0, sizeof(struct ssb_sprom));
snprintf(prefix, sizeof(prefix), "pci/%u/%u/",
bus->host_pci->bus->number + 1,
PCI_SLOT(bus->host_pci->devfn));
- bcm47xx_fill_sprom(out, prefix);
+ bcm47xx_fill_sprom(out, prefix, false);
return 0;
} else {
printk(KERN_WARNING "bcm47xx: unable to fill SPROM for given bustype.\n");
@@ -251,25 +111,19 @@ int bcm47xx_get_sprom(struct ssb_bus *bus, struct ssb_sprom *out)
}
static int bcm47xx_get_invariants(struct ssb_bus *bus,
- struct ssb_init_invariants *iv)
+ struct ssb_init_invariants *iv)
{
char buf[20];
/* Fill boardinfo structure */
memset(&(iv->boardinfo), 0 , sizeof(struct ssb_boardinfo));
- if (nvram_getenv("boardvendor", buf, sizeof(buf)) >= 0)
- iv->boardinfo.vendor = (u16)simple_strtoul(buf, NULL, 0);
- else
- iv->boardinfo.vendor = SSB_BOARDVENDOR_BCM;
- if (nvram_getenv("boardtype", buf, sizeof(buf)) >= 0)
- iv->boardinfo.type = (u16)simple_strtoul(buf, NULL, 0);
- if (nvram_getenv("boardrev", buf, sizeof(buf)) >= 0)
- iv->boardinfo.rev = (u16)simple_strtoul(buf, NULL, 0);
+ bcm47xx_fill_ssb_boardinfo(&iv->boardinfo, NULL);
- bcm47xx_fill_sprom(&iv->sprom, NULL);
+ memset(&iv->sprom, 0, sizeof(struct ssb_sprom));
+ bcm47xx_fill_sprom(&iv->sprom, NULL, false);
- if (nvram_getenv("cardbus", buf, sizeof(buf)) >= 0)
+ if (bcm47xx_nvram_getenv("cardbus", buf, sizeof(buf)) >= 0)
iv->has_cardbus_slot = !!simple_strtoul(buf, NULL, 10);
return 0;
@@ -281,7 +135,7 @@ static void __init bcm47xx_register_ssb(void)
char buf[100];
struct ssb_mipscore *mcore;
- err = ssb_arch_register_fallback_sprom(&bcm47xx_get_sprom);
+ err = ssb_arch_register_fallback_sprom(&bcm47xx_get_sprom_ssb);
if (err)
printk(KERN_WARNING "bcm47xx: someone else already registered"
" a ssb SPROM callback handler (err %d)\n", err);
@@ -292,7 +146,7 @@ static void __init bcm47xx_register_ssb(void)
panic("Failed to initialize SSB bus (err %d)", err);
mcore = &bcm47xx_bus.ssb.mipscore;
- if (nvram_getenv("kernel_args", buf, sizeof(buf)) >= 0) {
+ if (bcm47xx_nvram_getenv("kernel_args", buf, sizeof(buf)) >= 0) {
if (strstr(buf, "console=ttyS1")) {
struct ssb_serial_port port;
@@ -308,13 +162,49 @@ static void __init bcm47xx_register_ssb(void)
#endif
#ifdef CONFIG_BCM47XX_BCMA
+static int bcm47xx_get_sprom_bcma(struct bcma_bus *bus, struct ssb_sprom *out)
+{
+ char prefix[10];
+ struct bcma_device *core;
+
+ switch (bus->hosttype) {
+ case BCMA_HOSTTYPE_PCI:
+ memset(out, 0, sizeof(struct ssb_sprom));
+ snprintf(prefix, sizeof(prefix), "pci/%u/%u/",
+ bus->host_pci->bus->number + 1,
+ PCI_SLOT(bus->host_pci->devfn));
+ bcm47xx_fill_sprom(out, prefix, false);
+ return 0;
+ case BCMA_HOSTTYPE_SOC:
+ memset(out, 0, sizeof(struct ssb_sprom));
+ core = bcma_find_core(bus, BCMA_CORE_80211);
+ if (core) {
+ snprintf(prefix, sizeof(prefix), "sb/%u/",
+ core->core_index);
+ bcm47xx_fill_sprom(out, prefix, true);
+ } else {
+ bcm47xx_fill_sprom(out, NULL, false);
+ }
+ return 0;
+ default:
+ pr_warn("bcm47xx: unable to fill SPROM for given bustype.\n");
+ return -EINVAL;
+ }
+}
+
static void __init bcm47xx_register_bcma(void)
{
int err;
+ err = bcma_arch_register_fallback_sprom(&bcm47xx_get_sprom_bcma);
+ if (err)
+ pr_warn("bcm47xx: someone else already registered a bcma SPROM callback handler (err %d)\n", err);
+
err = bcma_host_soc_register(&bcm47xx_bus.bcma);
if (err)
panic("Failed to initialize BCMA bus (err %d)", err);
+
+ bcm47xx_fill_bcma_boardinfo(&bcm47xx_bus.bcma.bus.boardinfo, NULL);
}
#endif
@@ -322,24 +212,59 @@ void __init plat_mem_setup(void)
{
struct cpuinfo_mips *c = &current_cpu_data;
- if (c->cputype == CPU_74K) {
+ if ((c->cputype == CPU_74K) || (c->cputype == CPU_1074K)) {
printk(KERN_INFO "bcm47xx: using bcma bus\n");
#ifdef CONFIG_BCM47XX_BCMA
bcm47xx_bus_type = BCM47XX_BUS_TYPE_BCMA;
bcm47xx_register_bcma();
+ bcm47xx_set_system_type(bcm47xx_bus.bcma.bus.chipinfo.id);
#endif
} else {
printk(KERN_INFO "bcm47xx: using ssb bus\n");
#ifdef CONFIG_BCM47XX_SSB
bcm47xx_bus_type = BCM47XX_BUS_TYPE_SSB;
bcm47xx_register_ssb();
+ bcm47xx_set_system_type(bcm47xx_bus.ssb.chip_id);
#endif
}
_machine_restart = bcm47xx_machine_restart;
_machine_halt = bcm47xx_machine_halt;
pm_power_off = bcm47xx_machine_halt;
+ bcm47xx_board_detect();
+ mips_set_machine_name(bcm47xx_board_get_name());
+}
+
+static int __init bcm47xx_cpu_fixes(void)
+{
+ switch (bcm47xx_bus_type) {
+#ifdef CONFIG_BCM47XX_SSB
+ case BCM47XX_BUS_TYPE_SSB:
+ /* Nothing to do */
+ break;
+#endif
+#ifdef CONFIG_BCM47XX_BCMA
+ case BCM47XX_BUS_TYPE_BCMA:
+ /* The BCM4706 has a problem with the CPU wait instruction.
+ * When r4k_wait or r4k_wait_irqoff is used will just hang and
+ * not return from a msleep(). Removing the cpu_wait
+ * functionality is a workaround for this problem. The BCM4716
+ * does not have this problem.
+ */
+ if (bcm47xx_bus.bcma.bus.chipinfo.id == BCMA_CHIP_ID_BCM4706)
+ cpu_wait = NULL;
+ break;
+#endif
+ }
+ return 0;
}
+arch_initcall(bcm47xx_cpu_fixes);
+
+static struct fixed_phy_status bcm47xx_fixed_phy_status __initdata = {
+ .link = 1,
+ .speed = SPEED_100,
+ .duplex = DUPLEX_FULL,
+};
static int __init bcm47xx_register_bus_complete(void)
{
@@ -355,6 +280,11 @@ static int __init bcm47xx_register_bus_complete(void)
break;
#endif
}
+ bcm47xx_buttons_register();
+ bcm47xx_leds_register();
+ bcm47xx_workarounds();
+
+ fixed_phy_add(PHY_POLL, 0, &bcm47xx_fixed_phy_status);
return 0;
}
device_initcall(bcm47xx_register_bus_complete);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 12:05:49 +0000