Idwer Vollering (vidwer@gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/412
-gerrit
commit 67f17df800f9f27b4854d432dee09fd9420233ca Author: Idwer Vollering vidwer@gmail.com Date: Mon Nov 7 17:48:33 2011 +0100
Add code to set the clock speed for Winbond W83627THF/THG.
Change-Id: I984404dd1df50b3ba423ac610283b9bf8bca5a31 Signed-off-by: Idwer Vollering vidwer@gmail.com --- src/superio/winbond/w83627thg/early_serial.c | 11 +++++++++++ src/superio/winbond/w83627thg/w83627thg.h | 2 ++ 2 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/src/superio/winbond/w83627thg/early_serial.c b/src/superio/winbond/w83627thg/early_serial.c index 559e982..b80e514 100644 --- a/src/superio/winbond/w83627thg/early_serial.c +++ b/src/superio/winbond/w83627thg/early_serial.c @@ -45,3 +45,14 @@ static void inline w83627thg_enable_serial(device_t dev, u16 iobase) pnp_set_enable(dev, 1); pnp_exit_ext_func_mode(dev); } + +#ifndef __ROMCC__ +void w83627thg_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); +} +#endif diff --git a/src/superio/winbond/w83627thg/w83627thg.h b/src/superio/winbond/w83627thg/w83627thg.h index 73be544..99ff565 100644 --- a/src/superio/winbond/w83627thg/w83627thg.h +++ b/src/superio/winbond/w83627thg/w83627thg.h @@ -34,4 +34,6 @@ #define W83627THG_ACPI 10 #define W83627THG_HWM 11 /* Hardware monitor */
+void w83627thg_set_clksel_48(device_t dev); + #endif