[commit] r4955 - trunk/src/mainboard/technexion/tim5690

Author: zbao
Date: 2009-11-25 09:14:04 +0100 (Wed, 25 Nov 2009)
New Revision: 4955

Added:
   trunk/src/mainboard/technexion/tim5690/speaker.c
   trunk/src/mainboard/technexion/tim5690/speaker.h
Log:

This patch is buzzer of TechNexion TIM-5690.

I forgot to svn add the speaker.c and speaker.h.

Signed-off-by: Libra Li 
Acked-by: Zheng Bao

Added: trunk/src/mainboard/technexion/tim5690/speaker.c
===================================================================
--- trunk/src/mainboard/technexion/tim5690/speaker.c	                        (rev 0)
+++ trunk/src/mainboard/technexion/tim5690/speaker.c	2009-11-25 08:14:04 UTC (rev 4955)
@@ -0,0 +1,102 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2009 Libra Li 
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+
+#ifdef __PRE_RAM__
+
+#include <arch/cpu.h>
+#include "southbridge/amd/sb600/sb600.h"
+
+#else
+
+#include <arch/io.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <../southbridge/amd/sb600/sb600.h>
+#include <delay.h>
+
+#endif // __PRE_RAM__
+
+#include "speaker.h"
+
+void speaker_init(uint8_t time) {
+   /* SB600 RRG.
+    * Options_0 - RW - 8 bits - [PM_Reg: 60h].
+    * SpkrEn, bit[5]=1b, Setting this bit will configure GPIO2 to be speaker output.
+    */
+#ifndef __PRE_RAM__
+   pm_iowrite(0x60, (pm_ioread(0x60) | (1<<5)));
+#else
+   pmio_write(0x60, (pmio_read(0x60) | (1<<5)));
+#endif // __PRE_RAM__
+
+   /* SB600 RRG.
+    * Tmr1CntrlWord - RW - 8 bits - [IO_Reg: 43h].
+    * ModeSelect, bit[3:1]=011b, Square wave output.
+    * CmmandSelect, bit[5:4]=11b, Read/write least, and then most significant byte.
+    * CounterSelect, bit[7:6]=10b, Select counter 2.
+    */
+   outb(0xb6, 0x43);
+   
+
+   /* SB600 RRG.
+    * TimerCh2- RW - 8 bits - [IO_Reg: 42h].
+    */
+   outb(time, 0x42);
+}
+
+void speaker_on_nodelay(void) {
+   /* SB600 RRG.
+    * Nmi_Status - RW - 8 bits - [IO_Reg: 61h].
+    * SpkrEnable, bit[0]=1b, Enable counter 2
+    * SpkrTmrEnable, bit[1]=1b, Speaker timer on
+    */
+   outb(inb(0x61) | 0x03, 0x61);
+}
+
+void speaker_on_delay(void) {
+   /* SB600 RRG.
+    * Nmi_Status - RW - 8 bits - [IO_Reg: 61h].
+    * SpkrEnable, bit[0]=1b, Enable counter 2
+    * SpkrTmrEnable, bit[1]=1b, Speaker timer on
+    */
+   outb(inb(0x61) | 0x03, 0x61);
+   mdelay(100);
+}
+
+void speaker_off_nodelay(void) {
+   /* SB600 RRG.
+    * Nmi_Status - RW - 8 bits - [IO_Reg: 61h].
+    * SpkrEnable, bit[0]=0b, Disable counter 2
+    * SpkrTmrEnable, bit[1]=0b, Speaker timer off
+    */
+   outb(inb(0x61) & ~0x03, 0x61);
+}
+
+void speaker_off_delay(void) {
+   /* SB600 RRG.
+    * Nmi_Status - RW - 8 bits - [IO_Reg: 61h].
+    * SpkrEnable, bit[0]=0b, Disable counter 2
+    * SpkrTmrEnable, bit[1]=0b, Speaker timer off
+    */
+   outb(inb(0x61) & ~0x03, 0x61);
+   mdelay(100);
+}
+

Added: trunk/src/mainboard/technexion/tim5690/speaker.h
===================================================================
--- trunk/src/mainboard/technexion/tim5690/speaker.h	                        (rev 0)
+++ trunk/src/mainboard/technexion/tim5690/speaker.h	2009-11-25 08:14:04 UTC (rev 4955)
@@ -0,0 +1,25 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2009 Libra Li 
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+void speaker_init(uint8_t time);
+void speaker_on_nodelay(void);
+void speaker_off_nodelay(void);
+void speaker_on_delay(void);
+void speaker_off_delay(void);