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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-25 18:42:06 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-25 18:42:06 -0700
commitb18cae4224bde7e5a332c19bc99247b2098ea232 (patch)
tree2ffa750e6a043a1dcfccd71588b7d6cfdcad440a /arch/arm/mach-tegra/tegra2_dvfs.c
parent4833c16dea61cb30d6f77dfec3067a08ba79b361 (diff)
parentf41649e040b1f63e809fb2adb78ed2f3c3ebbcd0 (diff)
Merge branch 'for-next' of git://android.git.kernel.org/kernel/tegra
* 'for-next' of git://android.git.kernel.org/kernel/tegra: spi: tegra: fix error setting on timeout spi: add spi_tegra driver tegra: harmony: enable PCI Express tegra: add PCI Express support tegra: add PCI Express clocks [ARM] tegra: Add APB DMA support [ARM] tegra: Add cpufreq support [ARM] tegra: common: Update common clock init table [ARM] tegra: clock: Add dvfs support, bug fixes, and cleanups [ARM] tegra: Add support for reading fuses [ARM] tegra: gpio: Add suspend and wake support [ARM] tegra: pinmux: add safe values, move tegra2, add suspend [ARM] tegra: add suspend and mirror irqs to legacy controller [ARM] tegra: Add legacy irq support [ARM] tegra: update iomap
Diffstat (limited to 'arch/arm/mach-tegra/tegra2_dvfs.c')
-rw-r--r--arch/arm/mach-tegra/tegra2_dvfs.c86
1 files changed, 86 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/tegra2_dvfs.c b/arch/arm/mach-tegra/tegra2_dvfs.c
new file mode 100644
index 000000000000..5529c238dd77
--- /dev/null
+++ b/arch/arm/mach-tegra/tegra2_dvfs.c
@@ -0,0 +1,86 @@
+/*
+ * arch/arm/mach-tegra/tegra2_dvfs.c
+ *
+ * Copyright (C) 2010 Google, Inc.
+ *
+ * Author:
+ * Colin Cross <ccross@google.com>
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * 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.
+ *
+ */
+
+#include <linux/kernel.h>
+
+#include "clock.h"
+#include "tegra2_dvfs.h"
+
+static struct dvfs_table virtual_cpu_process_0[] = {
+ {314000000, 750},
+ {456000000, 825},
+ {608000000, 900},
+ {760000000, 975},
+ {817000000, 1000},
+ {912000000, 1050},
+ {1000000000, 1100},
+ {0, 0},
+};
+
+static struct dvfs_table virtual_cpu_process_1[] = {
+ {314000000, 750},
+ {456000000, 825},
+ {618000000, 900},
+ {770000000, 975},
+ {827000000, 1000},
+ {922000000, 1050},
+ {1000000000, 1100},
+ {0, 0},
+};
+
+static struct dvfs_table virtual_cpu_process_2[] = {
+ {494000000, 750},
+ {675000000, 825},
+ {817000000, 875},
+ {922000000, 925},
+ {1000000000, 975},
+ {0, 0},
+};
+
+static struct dvfs_table virtual_cpu_process_3[] = {
+ {730000000, 750},
+ {760000000, 775},
+ {845000000, 800},
+ {1000000000, 875},
+ {0, 0},
+};
+
+struct dvfs tegra_dvfs_virtual_cpu_dvfs = {
+ .reg_id = "vdd_cpu",
+ .process_id_table = {
+ {
+ .process_id = 0,
+ .table = virtual_cpu_process_0,
+ },
+ {
+ .process_id = 1,
+ .table = virtual_cpu_process_1,
+ },
+ {
+ .process_id = 2,
+ .table = virtual_cpu_process_2,
+ },
+ {
+ .process_id = 3,
+ .table = virtual_cpu_process_3,
+ },
+ },
+ .process_id_table_length = 4,
+ .cpu = 1,
+};