Siyuan Wang (wangsiyuanbuaa@gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/1494
-gerrit
commit fbc9bc1318c6ee554f0827fadd148d779173b59d Author: Siyuan Wang wangsiyuanbuaa@gmail.com Date: Fri Sep 7 19:18:16 2012 +0800
superio winbond w83627dhg: add a function which is used on tyan s8226
this function is used on serial output of tyan s8226
Change-Id: I5f7fa535b922b224e381886f1bea64623fa549ef Signed-off-by: Siyuan Wang SiYuan.Wang@amd.com Signed-off-by: Siyuan Wang wangsiyuanbuaa@gmail.com --- src/superio/winbond/w83627dhg/early_serial.c | 10 ++++++++++ src/superio/winbond/w83627dhg/w83627dhg.h | 1 + 2 files changed, 11 insertions(+)
diff --git a/src/superio/winbond/w83627dhg/early_serial.c b/src/superio/winbond/w83627dhg/early_serial.c index e0be8de..39ce8bf 100644 --- a/src/superio/winbond/w83627dhg/early_serial.c +++ b/src/superio/winbond/w83627dhg/early_serial.c @@ -67,3 +67,13 @@ void w83627dhg_enable_i2c(device_t dev) pnp_exit_ext_func_mode(dev); }
+void w83627dhg_set_clksel_48(device_t dev) +{ + u8 reg8; + + pnp_enter_ext_func_mode(dev); + reg8 = pnp_read_config(dev, 0x24); + reg8 |= (1 << 6); /* Set CLKSEL (clock input on pin 1) to 48MHz. */ + pnp_write_config(dev, 0x24, reg8); + pnp_exit_ext_func_mode(dev); +} diff --git a/src/superio/winbond/w83627dhg/w83627dhg.h b/src/superio/winbond/w83627dhg/w83627dhg.h index 158e60b..3aa1b26 100644 --- a/src/superio/winbond/w83627dhg/w83627dhg.h +++ b/src/superio/winbond/w83627dhg/w83627dhg.h @@ -56,5 +56,6 @@ void pnp_enter_ext_func_mode(device_t dev); void pnp_exit_ext_func_mode(device_t dev); void w83627dhg_enable_serial(device_t dev, u16 iobase); void w83627dhg_enable_i2c(device_t dev); +void w83627dhg_set_clksel_48(device_t dev);
#endif