4 files changed, 244 insertions, 0 deletions

diff --git a/include/soc/tegra/ahb.h b/include/soc/tegra/ahb.h
new file mode 100644
index 000000000000..504eb6f957e5
--- /dev/null
+++ b/include/soc/tegra/ahb.h
@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2012, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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.
+ */
+
+#ifndef __SOC_TEGRA_AHB_H__
+#define __SOC_TEGRA_AHB_H__
+
+extern int tegra_ahb_enable_smmu(struct device_node *ahb);
+
+#endif /* __SOC_TEGRA_AHB_H__ */
diff --git a/include/soc/tegra/cpuidle.h b/include/soc/tegra/cpuidle.h
new file mode 100644
index 000000000000..ea04f4225638
--- /dev/null
+++ b/include/soc/tegra/cpuidle.h
@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2013, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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.
+ */
+
+#ifndef __SOC_TEGRA_CPUIDLE_H__
+#define __SOC_TEGRA_CPUIDLE_H__
+
+#ifdef CONFIG_CPU_IDLE
+void tegra_cpuidle_pcie_irqs_in_use(void);
+#else
+static inline void tegra_cpuidle_pcie_irqs_in_use(void)
+{
+}
+#endif
+
+#endif /* __SOC_TEGRA_CPUIDLE_H__ */
diff --git a/include/soc/tegra/fuse.h b/include/soc/tegra/fuse.h
new file mode 100644
index 000000000000..738712d75cfe
--- /dev/null
+++ b/include/soc/tegra/fuse.h
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2012, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __SOC_TEGRA_FUSE_H__
+#define __SOC_TEGRA_FUSE_H__
+
+#define TEGRA20         0x20
+#define TEGRA30         0x30
+#define TEGRA114        0x35
+#define TEGRA124        0x40
+
+#define TEGRA_FUSE_SKU_CALIB_0  0xf0
+#define TEGRA30_FUSE_SATA_CALIB 0x124
+
+#ifndef __ASSEMBLY__
+
+u32 tegra_read_chipid(void);
+u8 tegra_get_chip_id(void);
+
+enum tegra_revision {
+        TEGRA_REVISION_UNKNOWN = 0,
+        TEGRA_REVISION_A01,
+        TEGRA_REVISION_A02,
+        TEGRA_REVISION_A03,
+        TEGRA_REVISION_A03p,
+        TEGRA_REVISION_A04,
+        TEGRA_REVISION_MAX,
+};
+
+struct tegra_sku_info {
+        int sku_id;
+        int cpu_process_id;
+        int cpu_speedo_id;
+        int cpu_speedo_value;
+        int cpu_iddq_value;
+        int core_process_id;
+        int soc_speedo_id;
+        int gpu_speedo_id;
+        int gpu_process_id;
+        int gpu_speedo_value;
+        enum tegra_revision revision;
+};
+
+u32 tegra_read_straps(void);
+u32 tegra_read_chipid(void);
+void tegra_init_fuse(void);
+int tegra_fuse_readl(unsigned long offset, u32 *value);
+
+extern struct tegra_sku_info tegra_sku_info;
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* __SOC_TEGRA_FUSE_H__ */
diff --git a/include/soc/tegra/powergate.h b/include/soc/tegra/powergate.h
new file mode 100644
index 000000000000..c16912ed1a8d
--- /dev/null
+++ b/include/soc/tegra/powergate.h
@@ -0,0 +1,134 @@
+/*
+ * 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.
+ *
+ */
+
+#ifndef __SOC_TEGRA_POWERGATE_H__
+#define __SOC_TEGRA_POWERGATE_H__
+
+struct clk;
+struct reset_control;
+
+#define TEGRA_POWERGATE_CPU     0
+#define TEGRA_POWERGATE_3D      1
+#define TEGRA_POWERGATE_VENC    2
+#define TEGRA_POWERGATE_PCIE    3
+#define TEGRA_POWERGATE_VDEC    4
+#define TEGRA_POWERGATE_L2      5
+#define TEGRA_POWERGATE_MPE     6
+#define TEGRA_POWERGATE_HEG     7
+#define TEGRA_POWERGATE_SATA    8
+#define TEGRA_POWERGATE_CPU1    9
+#define TEGRA_POWERGATE_CPU2    10
+#define TEGRA_POWERGATE_CPU3    11
+#define TEGRA_POWERGATE_CELP    12
+#define TEGRA_POWERGATE_3D1     13
+#define TEGRA_POWERGATE_CPU0    14
+#define TEGRA_POWERGATE_C0NC    15
+#define TEGRA_POWERGATE_C1NC    16
+#define TEGRA_POWERGATE_SOR     17
+#define TEGRA_POWERGATE_DIS     18
+#define TEGRA_POWERGATE_DISB    19
+#define TEGRA_POWERGATE_XUSBA   20
+#define TEGRA_POWERGATE_XUSBB   21
+#define TEGRA_POWERGATE_XUSBC   22
+#define TEGRA_POWERGATE_VIC     23
+#define TEGRA_POWERGATE_IRAM    24
+
+#define TEGRA_POWERGATE_3D0     TEGRA_POWERGATE_3D
+
+#define TEGRA_IO_RAIL_CSIA      0
+#define TEGRA_IO_RAIL_CSIB      1
+#define TEGRA_IO_RAIL_DSI       2
+#define TEGRA_IO_RAIL_MIPI_BIAS 3
+#define TEGRA_IO_RAIL_PEX_BIAS  4
+#define TEGRA_IO_RAIL_PEX_CLK1  5
+#define TEGRA_IO_RAIL_PEX_CLK2  6
+#define TEGRA_IO_RAIL_USB0      9
+#define TEGRA_IO_RAIL_USB1      10
+#define TEGRA_IO_RAIL_USB2      11
+#define TEGRA_IO_RAIL_USB_BIAS  12
+#define TEGRA_IO_RAIL_NAND      13
+#define TEGRA_IO_RAIL_UART      14
+#define TEGRA_IO_RAIL_BB        15
+#define TEGRA_IO_RAIL_AUDIO     17
+#define TEGRA_IO_RAIL_HSIC      19
+#define TEGRA_IO_RAIL_COMP      22
+#define TEGRA_IO_RAIL_HDMI      28
+#define TEGRA_IO_RAIL_PEX_CNTRL 32
+#define TEGRA_IO_RAIL_SDMMC1    33
+#define TEGRA_IO_RAIL_SDMMC3    34
+#define TEGRA_IO_RAIL_SDMMC4    35
+#define TEGRA_IO_RAIL_CAM       36
+#define TEGRA_IO_RAIL_RES       37
+#define TEGRA_IO_RAIL_HV        38
+#define TEGRA_IO_RAIL_DSIB      39
+#define TEGRA_IO_RAIL_DSIC      40
+#define TEGRA_IO_RAIL_DSID      41
+#define TEGRA_IO_RAIL_CSIE      44
+#define TEGRA_IO_RAIL_LVDS      57
+#define TEGRA_IO_RAIL_SYS_DDC   58
+
+#ifdef CONFIG_ARCH_TEGRA
+int tegra_powergate_is_powered(int id);
+int tegra_powergate_power_on(int id);
+int tegra_powergate_power_off(int id);
+int tegra_powergate_remove_clamping(int id);
+
+/* Must be called with clk disabled, and returns with clk enabled */
+int tegra_powergate_sequence_power_up(int id, struct clk *clk,
+                                      struct reset_control *rst);
+
+int tegra_io_rail_power_on(int id);
+int tegra_io_rail_power_off(int id);
+#else
+static inline int tegra_powergate_is_powered(int id)
+{
+        return -ENOSYS;
+}
+
+static inline int tegra_powergate_power_on(int id)
+{
+        return -ENOSYS;
+}
+
+static inline int tegra_powergate_power_off(int id)
+{
+        return -ENOSYS;
+}
+
+static inline int tegra_powergate_remove_clamping(int id)
+{
+        return -ENOSYS;
+}
+
+static inline int tegra_powergate_sequence_power_up(int id, struct clk *clk,
+                                                    struct reset_control *rst)
+{
+        return -ENOSYS;
+}
+
+static inline int tegra_io_rail_power_on(int id)
+{
+        return -ENOSYS;
+}
+
+static inline int tegra_io_rail_power_off(int id)
+{
+        return -ENOSYS;
+}
+#endif
+
+#endif /* __SOC_TEGRA_POWERGATE_H__ */