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authorFlorian Fainelli <florian@openwrt.org>2007-11-13 07:38:39 +0000
committerFlorian Fainelli <florian@openwrt.org>2007-11-13 07:38:39 +0000
commit72f30a2ea08cc7fcbc390e8a633bb6cbeb2ea296 (patch)
tree04b402e52806f06fc0abe8e453619527ceeca2df /target/linux/brcm47xx/patches-2.6.23/220-bcm5354.patch
parent391f696e4bbfdc0f856c73463bab43ba60704128 (diff)
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Add bcm5354 fixes from #2611
SVN-Revision: 9547
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.patch58
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 0000000000..ca31af912a
--- /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 */