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authorLibra Li <libra.li@technexion.com>2009-11-25 08:14:04 +0000
committerZheng Bao <Zheng.Bao@amd.com>2009-11-25 08:14:04 +0000
commit4e54b4037f6460c9232d1cfcbe4c01a84ae8ea13 (patch)
tree3d868759cfae8dad9c91c844b24b529392380ecc
parent4cede7176770d8ab810cc6753b3e3a18cd423f34 (diff)
This patch is buzzer of TechNexion TIM-5690.
I forgot to svn add the speaker.c and speaker.h. Signed-off-by: Libra Li <libra.li@technexion.com> Acked-by: Zheng Bao <zheng.bao@amd.com> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4955 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
-rw-r--r--src/mainboard/technexion/tim5690/speaker.c102
-rw-r--r--src/mainboard/technexion/tim5690/speaker.h25
2 files changed, 127 insertions, 0 deletions
diff --git a/src/mainboard/technexion/tim5690/speaker.c b/src/mainboard/technexion/tim5690/speaker.c
new file mode 100644
index 0000000000..aa2fbb52f8
--- /dev/null
+++ b/src/mainboard/technexion/tim5690/speaker.c
@@ -0,0 +1,102 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2009 Libra Li <libra.li@technexion.com>
+ *
+ * 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);
+}
+
diff --git a/src/mainboard/technexion/tim5690/speaker.h b/src/mainboard/technexion/tim5690/speaker.h
new file mode 100644
index 0000000000..f2eb4c67c8
--- /dev/null
+++ b/src/mainboard/technexion/tim5690/speaker.h
@@ -0,0 +1,25 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2009 Libra Li <libra.li@technexion.com>
+ *
+ * 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);