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openwrt-xburst/target/linux/brcm47xx/patches-2.6.23/220-bcm5354.patch
florian 57f741c35c Add bcm5354 fixes from #2611
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@9547 3c298f89-4303-0410-b956-a3cf2f4a3e73
2007-11-13 07:38:39 +00:00

59 lines
2.1 KiB
Diff

--- 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 */