diff options
Diffstat (limited to 'target/linux/brcm47xx/patches-2.6.23/220-bcm5354.patch')
| -rw-r--r-- | target/linux/brcm47xx/patches-2.6.23/220-bcm5354.patch | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-2.6.23/220-bcm5354.patch b/target/linux/brcm47xx/patches-2.6.23/220-bcm5354.patch new file mode 100644 index 000000000..ca31af912 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.23/220-bcm5354.patch @@ -0,0 +1,58 @@ +--- files/drivers/ssb/driver_chipcommon.c 2007-10-24 16:57:38.000000000 -0700 ++++ linux-2.6.23.1/drivers/ssb/driver_chipcommon.c 2007-10-27 13:27:06.000000000 -0700 +@@ -268,6 +268,8 @@ + void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc, + u32 *plltype, u32 *n, u32 *m) + { ++ if ((chipco_read32(cc, SSB_CHIPCO_CHIPID) & SSB_CHIPCO_IDMASK) == 0x5354) ++ return; + *n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N); + *plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT); + switch (*plltype) { +@@ -291,6 +293,8 @@ + void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc, + u32 *plltype, u32 *n, u32 *m) + { ++ if ((chipco_read32(cc, SSB_CHIPCO_CHIPID) & SSB_CHIPCO_IDMASK) == 0x5354) ++ return; + *n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N); + *plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT); + switch (*plltype) { +@@ -387,7 +376,14 @@ + chipco_read32(cc, SSB_CHIPCO_CLOCK_M2)); + div = 1; + } else { +- if (cc->dev->id.revision >= 11) { ++ if (cc->dev->id.revision == 20) { ++ /* BCM5354 uses constant 25MHz clock */ ++ baud_base = 25000000; ++ div = 48; ++ /* Set the override bit so we don't divide it */ ++ chipco_write32(cc, SSB_CHIPCO_CORECTL, ++ SSB_CHIPCO_CORECTL_UARTCLK0); ++ } else if (cc->dev->id.revision >= 11) { + /* Fixed ALP clock */ + baud_base = 20000000; + div = 1; +--- files/drivers/ssb/driver_mipscore.c 2007-10-24 16:57:38.000000000 -0700 ++++ linux-2.6.23.1/drivers/ssb/driver_mipscore.c 2007-10-27 13:29:36.000000000 -0700 +@@ -160,6 +160,8 @@ + + if ((pll_type == SSB_PLLTYPE_5) || (bus->chip_id == 0x5365)) { + rate = 200000000; ++ } else if (bus->chip_id == 0x5354) { ++ rate = 240000000; + } else { + rate = ssb_calc_clock_rate(pll_type, n, m); + } +--- files/drivers/ssb/main.c 2007-10-24 16:57:38.000000000 -0700 ++++ linux-2.6.23.1/drivers/ssb/main.c 2007-10-27 13:30:59.000000000 -0700 +@@ -864,6 +864,8 @@ + + if (bus->chip_id == 0x5365) { + rate = 100000000; ++ } else if (bus->chip_id == 0x5354) { ++ rate = 120000000; + } else { + rate = ssb_calc_clock_rate(plltype, clkctl_n, clkctl_m); + if (plltype == SSB_PLLTYPE_3) /* 25Mhz, 2 dividers */ |