Patch set updated for coreboot: 67f17df Add code to set the clock speed for Winbond W83627THF/THG.

[Idwer Vollering]

Idwer Vollering ([e-mail]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/412

-gerrit

commit 67f17df800f9f27b4854d432dee09fd9420233ca
Author: Idwer Vollering 
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 
---
 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