[RFC/PATCH 03/10] [ARM] tegra: Add clock support
konkers at google.com
konkers at google.com
Tue Mar 16 02:41:21 EDT 2010
From: Colin Cross <ccross at android.com>
Signed-off-by: Colin Cross <ccross at android.com>
Signed-off-by: Erik Gilling <konkers at android.com>
---
arch/arm/Kconfig | 1 +
arch/arm/mach-tegra/Makefile | 2 +
arch/arm/mach-tegra/clock.c | 191 +++++++
arch/arm/mach-tegra/clock.h | 103 ++++
arch/arm/mach-tegra/common.c | 1 +
arch/arm/mach-tegra/include/mach/clkdev.h | 32 ++
arch/arm/mach-tegra/tegra2_clocks.c | 837 +++++++++++++++++++++++++++++
7 files changed, 1167 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/mach-tegra/clock.c
create mode 100644 arch/arm/mach-tegra/clock.h
create mode 100644 arch/arm/mach-tegra/include/mach/clkdev.h
create mode 100644 arch/arm/mach-tegra/tegra2_clocks.c
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 1232104..a5be2d6 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -576,6 +576,7 @@ config ARCH_TEGRA
select GENERIC_CLOCKEVENTS
select GENERIC_GPIO
select HAVE_CLK
+ select COMMON_CLKDEV
select ARCH_HAS_BARRIERS if CACHE_L2X0
help
This enables support for NVIDIA Tegra based systems (Tegra APX,
diff --git a/arch/arm/mach-tegra/Makefile b/arch/arm/mach-tegra/Makefile
index a0d2c5b..e20546a 100644
--- a/arch/arm/mach-tegra/Makefile
+++ b/arch/arm/mach-tegra/Makefile
@@ -1,3 +1,5 @@
obj-y += common.o
obj-y += io.o
obj-y += irq.o
+obj-y += clock.o
+obj-$(CONFIG_ARCH_TEGRA_2x_SOC) += tegra2_clocks.o
diff --git a/arch/arm/mach-tegra/clock.c b/arch/arm/mach-tegra/clock.c
new file mode 100644
index 0000000..86c1965
--- /dev/null
+++ b/arch/arm/mach-tegra/clock.c
@@ -0,0 +1,191 @@
+/*
+ *
+ * Copyright (C) 2010 Google, Inc.
+ *
+ * Author:
+ * Colin Cross <ccross at 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 <linux/clk.h>
+#include <linux/list.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <asm/clkdev.h>
+
+#include "clock.h"
+
+static LIST_HEAD(clocks);
+static DEFINE_MUTEX(clocks_mutex);
+
+/**
+ * clk_preinit - initialize any fields in the struct clk before clk init
+ * @clk: struct clk * to initialize
+ *
+ * Initialize any struct clk fields needed before normal clk initialization
+ * can run. No return value.
+ */
+void clk_preinit(struct clk *c)
+{
+ c->lock = __SPIN_LOCK_UNLOCKED(c->lock);
+}
+
+int clk_register(struct clk *c)
+{
+ mutex_lock(&clocks_mutex);
+ list_add(&c->node, &clocks);
+ mutex_unlock(&clocks_mutex);
+ return 0;
+}
+
+int clk_enable(struct clk *c)
+{
+ int ret = 0;
+ unsigned long flags;
+ spin_lock_irqsave(&c->lock, flags);
+ if (c->refcnt == 0) {
+ if (c->parent) {
+ ret = clk_enable(c->parent);
+ if (ret)
+ goto err;
+ }
+
+ if (c->ops && c->ops->enable) {
+ ret = c->ops->enable(c);
+ if (ret) {
+ if (c->parent)
+ clk_disable(c->parent);
+ goto err;
+ }
+ }
+ }
+ c->refcnt++;
+err:
+ spin_unlock_irqrestore(&c->lock, flags);
+ return ret;
+}
+EXPORT_SYMBOL(clk_enable);
+
+void clk_disable(struct clk *c)
+{
+ unsigned long flags;
+ spin_lock_irqsave(&c->lock, flags);
+ if (c->refcnt == 0) {
+ WARN(1, "Attempting to disable clock %s with refcnt 0", c->name);
+ goto err;
+ }
+ if (c->refcnt == 1) {
+ if (c->parent)
+ clk_disable(c->parent);
+
+ if (c->ops && c->ops->disable)
+ c->ops->disable(c);
+ }
+ c->refcnt--;
+err:
+ spin_unlock_irqrestore(&c->lock, flags);
+}
+EXPORT_SYMBOL(clk_disable);
+
+int clk_set_parent(struct clk *c, struct clk *parent)
+{
+ unsigned long flags;
+ int ret = 0;
+ spin_lock_irqsave(&c->lock, flags);
+ if (c->ops && c->ops->set_parent)
+ ret = c->ops->set_parent(c, parent);
+ else
+ BUG();
+ spin_unlock_irqrestore(&c->lock, flags);
+ return ret;
+}
+EXPORT_SYMBOL(clk_set_parent);
+
+struct clk *clk_get_parent(struct clk *c)
+{
+ return c->parent;
+}
+EXPORT_SYMBOL(clk_get_parent);
+
+int clk_set_rate(struct clk *c, unsigned long rate)
+{
+ int ret = 0;
+ unsigned long flags;
+ spin_lock_irqsave(&c->lock, flags);
+ if (c->ops && c->ops->set_rate)
+ ret = c->ops->set_rate(c, rate);
+ else
+ BUG();
+ spin_unlock_irqrestore(&c->lock, flags);
+ return ret;
+}
+EXPORT_SYMBOL(clk_set_rate);
+
+unsigned long clk_get_rate(struct clk *c)
+{
+ int ret = 0;
+ unsigned long flags;
+ spin_lock_irqsave(&c->lock, flags);
+ if (c->ops && c->ops->get_rate)
+ ret = c->ops->get_rate(c);
+ else if (c->parent)
+ ret = clk_get_rate(c->parent);
+ else
+ BUG();
+ spin_unlock_irqrestore(&c->lock, flags);
+ return ret;
+}
+EXPORT_SYMBOL(clk_get_rate);
+
+void clk_enable_init_clocks(void)
+{
+ struct clk *clkp;
+
+ list_for_each_entry(clkp, &clocks, node) {
+ if (clkp->flags & ENABLE_ON_INIT)
+ clk_enable(clkp);
+ }
+}
+EXPORT_SYMBOL(clk_enable_init_clocks);
+
+int __init tegra_init_clock(void)
+{
+ int i;
+ struct clk_lookup *cl;
+ struct clk *c;
+
+ for (cl = tegra_clk_lookups; cl->clk != NULL; cl++) {
+ clk_preinit(cl->clk);
+ if (cl->clk->ops && cl->clk->ops->init)
+ cl->clk->ops->init(cl->clk);
+ clkdev_add(cl);
+ clk_register(cl->clk);
+ }
+
+ for (i = 0; i < tegra_num_periph_clks; i++) {
+ c = &tegra_periph_clks[i];
+ cl = &tegra_periph_clk_lookups[i];
+ cl->dev_id = c->dev_id;
+ cl->con_id = c->con_id;
+ cl->clk = c;
+
+ clk_preinit(cl->clk);
+ if (cl->clk->ops && cl->clk->ops->init)
+ cl->clk->ops->init(cl->clk);
+ clkdev_add(cl);
+ clk_register(cl->clk);
+ }
+
+ clk_enable_init_clocks();
+ return 0;
+}
diff --git a/arch/arm/mach-tegra/clock.h b/arch/arm/mach-tegra/clock.h
new file mode 100644
index 0000000..100ade6
--- /dev/null
+++ b/arch/arm/mach-tegra/clock.h
@@ -0,0 +1,103 @@
+/*
+ * arch/arm/mach-tegra/include/mach/clock.h
+ *
+ * Copyright (C) 2010 Google, Inc.
+ *
+ * Author:
+ * Colin Cross <ccross at 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 __MACH_TEGRA_CLOCK_H
+#define __MACH_TEGRA_CLOCK_H
+
+#include <asm/clkdev.h>
+
+#define ENABLE_ON_INIT 0x00000001
+#define DIV_U71 0x00000002
+#define DIV_U71_FIXED 0x00000004
+#define DIV_2 0x00000008
+#define PLL_FIXED 0x00000010
+#define PLL_HAS_CPCON 0x00000020
+#define MUX 0x00000040
+
+struct clk;
+
+struct clk_mux_sel {
+ struct clk *input;
+ u32 value;
+};
+
+struct clk_pll_table {
+ unsigned long input_rate;
+ unsigned long output_rate;
+ u16 n;
+ u16 m;
+ u8 p;
+ u8 cpcon;
+};
+
+struct clk_ops {
+ void (*init)(struct clk *);
+ int (*enable)(struct clk *);
+ void (*disable)(struct clk *);
+ void (*recalc)(struct clk *);
+ int (*set_parent)(struct clk *, struct clk *);
+ int (*set_rate)(struct clk *, unsigned long);
+ unsigned long (*get_rate)(struct clk *);
+ long (*round_rate)(struct clk *, unsigned long);
+};
+
+struct clk {
+ struct list_head node;
+ struct clk_ops *ops;
+ struct clk *parent;
+ unsigned long rate;
+ u32 flags;
+ u32 refcnt;
+ const char *name;
+ const char *dev_id;
+ const char *con_id;
+ u32 reg;
+ u32 reg_shift;
+ unsigned int clk_num;
+ spinlock_t lock;
+
+ /* PLL */
+ unsigned long input_min;
+ unsigned long input_max;
+ unsigned long cf_min;
+ unsigned long cf_max;
+ unsigned long vco_min;
+ unsigned long vco_max;
+ u32 m;
+ u32 n;
+ u32 p;
+ u32 cpcon;
+ const struct clk_pll_table *pll_table;
+
+ /* DIV */
+
+ /* MUX */
+ const struct clk_mux_sel *inputs;
+ u32 sel;
+ u32 reg_mask;
+};
+
+extern struct clk_lookup tegra_clk_lookups[];
+extern struct clk tegra_periph_clks[];
+extern struct clk_lookup tegra_periph_clk_lookups[];
+extern const int tegra_num_periph_clks;
+
+unsigned long clk_measure_input_freq(void);
+
+#endif
diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c
index 20875ee..838bb5d 100644
--- a/arch/arm/mach-tegra/common.c
+++ b/arch/arm/mach-tegra/common.c
@@ -40,5 +40,6 @@ void __init tegra_init_cache(void)
void __init tegra_common_init(void)
{
+ tegra_init_clock();
tegra_init_cache();
}
diff --git a/arch/arm/mach-tegra/include/mach/clkdev.h b/arch/arm/mach-tegra/include/mach/clkdev.h
new file mode 100644
index 0000000..412f5c6
--- /dev/null
+++ b/arch/arm/mach-tegra/include/mach/clkdev.h
@@ -0,0 +1,32 @@
+/*
+ * arch/arm/mach-tegra/include/mach/clkdev.h
+ *
+ * Copyright (C) 2010 Google, Inc.
+ *
+ * Author:
+ * Colin Cross <ccross at 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 __MACH_CLKDEV_H
+#define __MACH_CLKDEV_H
+
+static inline int __clk_get(struct clk *clk)
+{
+ return 1;
+}
+
+static inline void __clk_put(struct clk *clk)
+{
+}
+
+#endif
diff --git a/arch/arm/mach-tegra/tegra2_clocks.c b/arch/arm/mach-tegra/tegra2_clocks.c
new file mode 100644
index 0000000..83cbd5d
--- /dev/null
+++ b/arch/arm/mach-tegra/tegra2_clocks.c
@@ -0,0 +1,837 @@
+/*
+ * arch/arm/mach-tegra/tegra2_clocks.c
+ *
+ * Copyright (C) 2010 Google, Inc.
+ *
+ * Author:
+ * Colin Cross <ccross at 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 <linux/module.h>
+#include <linux/clk.h>
+#include <linux/list.h>
+#include <linux/spinlock.h>
+#include <linux/delay.h>
+
+#include <asm/io.h>
+#include <asm/clkdev.h>
+
+#include <mach/io.h>
+#include <mach/iomap.h>
+
+#include "clock.h"
+
+#define RST_DEVICES 0x004
+#define RST_DEVICES_SET 0x300
+#define RST_DEVICES_CLR 0x304
+
+
+#define CLK_OUT_ENB 0x010
+#define CLK_OUT_ENB_SET 0x320
+#define CLK_OUT_ENB_CLR 0x324
+
+#define OSC_CTRL 0x50
+#define OSC_CTRL_OSC_FREQ_MASK (3<<30)
+#define OSC_CTRL_OSC_FREQ_13MHZ (0<<30)
+#define OSC_CTRL_OSC_FREQ_19_2MHZ (1<<30)
+#define OSC_CTRL_OSC_FREQ_12MHZ (2<<30)
+#define OSC_CTRL_OSC_FREQ_26MHZ (3<<30)
+
+#define OSC_FREQ_DET 0x58
+#define OSC_FREQ_DET_TRIG (1<<31)
+
+#define OSC_FREQ_DET_STATUS 0x5C
+#define OSC_FREQ_DET_BUSY (1<<31)
+#define OSC_FREQ_DET_CNT_MASK 0xFFFF
+
+#define PERIPH_CLK_SOURCE_MASK (3<<30)
+#define PERIPH_CLK_SOURCE_SHIFT 30
+#define PERIPH_CLK_SOURCE_ENABLE (1<<28)
+#define PERIPH_CLK_SOURCE_DIV_MASK 0xFF
+#define PERIPH_CLK_SOURCE_DIV_SHIFT 0
+
+#define PLL_BASE 0x0
+#define PLL_BASE_BYPASS (1<<31)
+#define PLL_BASE_ENABLE (1<<30)
+#define PLL_BASE_REF_ENABLE (1<<29)
+#define PLL_BASE_OVERRIDE (1<<28)
+#define PLL_BASE_LOCK (1<<27)
+#define PLL_BASE_DIVP_MASK (0x7<<20)
+#define PLL_BASE_DIVP_SHIFT 20
+#define PLL_BASE_DIVN_MASK (0x3FF<<8)
+#define PLL_BASE_DIVN_SHIFT 8
+#define PLL_BASE_DIVM_MASK (0x1F)
+#define PLL_BASE_DIVM_SHIFT 0
+
+#define PLL_OUT_RATIO_MASK (0xFF<<8)
+#define PLL_OUT_RATIO_SHIFT 8
+#define PLL_OUT_OVERRIDE (1<<2)
+#define PLL_OUT_CLKEN (1<<1)
+#define PLL_OUT_RESET_DISABLE (1<<0)
+
+#define PLL_MISC 0xc
+#define PLL_MISC_DCCON (1<<20)
+#define PLL_MISC_LOCK_ENABLE (1<<18)
+#define PLL_MISC_CPCON_SHIFT 8
+#define PLL_MISC_LFCON_SHIFT 4
+#define PLL_MISC_VCOCON_SHIFT 0
+
+static void __iomem *reg_clk_base = IO_ADDRESS(TEGRA_CLK_RESET_BASE);
+
+/* Lock clk_reg_lock around any non-atomic access to a register
+ that is shared by multiple clocks. */
+static DEFINE_SPINLOCK(clk_reg_lock);
+
+#define clk_writel(value, reg) \
+ __raw_writel(value, (u32)reg_clk_base + (reg))
+#define clk_readl(reg) \
+ __raw_readl((u32)reg_clk_base + (reg))
+
+unsigned long clk_measure_input_freq(void) {
+ u32 clock_autodetect;
+ clk_writel(OSC_FREQ_DET_TRIG | 1, OSC_FREQ_DET);
+ do {} while (clk_readl(OSC_FREQ_DET_STATUS) & OSC_FREQ_DET_BUSY);
+ clock_autodetect = clk_readl(OSC_FREQ_DET_STATUS);
+ if (clock_autodetect >= 732 - 3 && clock_autodetect <= 732 + 3) {
+ return 12000000;
+ } else if (clock_autodetect >= 794 - 3 && clock_autodetect <= 794 + 3) {
+ return 13000000;
+ } else if (clock_autodetect >= 1172 - 3 && clock_autodetect <= 1172 + 3) {
+ return 19200000;
+ } else if (clock_autodetect >= 1587 - 3 && clock_autodetect <= 1587 + 3) {
+ return 26000000;
+ } else {
+ pr_err("%s: Unexpected clock autodetect value %d", __func__, clock_autodetect);
+ BUG();
+ return 0;
+ }
+}
+
+static int clk_div71_possible_rate(struct clk *c, unsigned long rate)
+{
+ unsigned long input_rate = clk_get_rate(c);
+ int divider_u71;
+
+ divider_u71 = (input_rate*2)/rate;
+ if (rate * divider_u71 == input_rate*2)
+ return divider_u71 - 2;
+ else
+ return -1;
+}
+
+/* Default clk ops */
+static int tegra2_clk_enable(struct clk *c)
+{
+ pr_debug("%s on clock %s\n", __func__, c->name);
+ return 0;
+}
+
+static void tegra2_clk_disable(struct clk *c)
+{
+ pr_debug("%s on clock %s\n", __func__, c->name);
+}
+
+static unsigned long tegra2_clk_get_rate(struct clk *c)
+{
+ pr_debug("%s on clock %s\n", __func__, c->name);
+ return c->rate;
+}
+
+/* clk_m functions */
+static unsigned long tegra2_clk_m_autodetect_rate(struct clk *c)
+{
+ u32 auto_clock_control = clk_readl(OSC_CTRL) & ~OSC_CTRL_OSC_FREQ_MASK;
+
+ c->rate = clk_measure_input_freq();
+ switch (c->rate) {
+ case 12000000:
+ auto_clock_control |= OSC_CTRL_OSC_FREQ_12MHZ;
+ break;
+ case 13000000:
+ auto_clock_control |= OSC_CTRL_OSC_FREQ_13MHZ;
+ break;
+ case 19200000:
+ auto_clock_control |= OSC_CTRL_OSC_FREQ_19_2MHZ;
+ break;
+ case 26000000:
+ auto_clock_control |= OSC_CTRL_OSC_FREQ_26MHZ;
+ break;
+ default:
+ pr_err("%s: Unexpected clock rate %ld", __func__, c->rate);
+ BUG();
+ }
+ clk_writel(auto_clock_control, OSC_CTRL);
+ return c->rate;
+}
+
+static void tegra2_clk_m_init(struct clk *c)
+{
+ pr_debug("%s on clock %s\n", __func__, c->name);
+ tegra2_clk_m_autodetect_rate(c);
+}
+
+static int tegra2_clk_m_enable(struct clk *c)
+{
+ int ret = 0;
+ pr_debug("%s on clock %s\n", __func__, c->name);
+ return ret;
+}
+
+static void tegra2_clk_m_disable(struct clk *c)
+{
+ pr_debug("%s on clock %s\n", __func__, c->name);
+ BUG();
+}
+
+static struct clk_ops tegra_clk_m_ops = {
+ .init = tegra2_clk_m_init,
+ .enable = tegra2_clk_m_enable,
+ .disable = tegra2_clk_m_disable,
+ .get_rate = tegra2_clk_get_rate,
+};
+
+/* PLL Functions */
+static int tegra2_pll_clk_set_rate(struct clk *c, unsigned long rate)
+{
+ u32 val;
+ unsigned long input_rate;
+ const struct clk_pll_table *sel;
+
+ pr_debug("%s on clock %s\n", __func__, c->name);
+ /* BUG_ON(c->refcnt != 0); */
+
+ input_rate = clk_get_rate(c->parent);
+ for (sel = c->pll_table; sel->input_rate != 0; sel++) {
+ if (sel->input_rate == input_rate && sel->output_rate == rate) {
+ c->n = sel->n;
+ c->m = sel->m;
+ c->p = sel->p;
+ c->cpcon = sel->cpcon;
+ val = clk_readl(c->reg + PLL_BASE);
+ if (c->flags & PLL_FIXED)
+ val |= PLL_BASE_OVERRIDE;
+ val &= ~(PLL_BASE_DIVP_MASK | PLL_BASE_DIVN_MASK |
+ PLL_BASE_DIVM_MASK);
+ val |= (c->m << PLL_BASE_DIVM_SHIFT) |
+ (c->n << PLL_BASE_DIVN_SHIFT);
+ BUG_ON(c->p > 2);
+ if (c->p == 2)
+ val |= 1 << PLL_BASE_DIVP_SHIFT;
+ clk_writel(val, c->reg + PLL_BASE);
+ c->rate = rate;
+
+ if (c->flags & PLL_HAS_CPCON) {
+ val = c->cpcon << PLL_MISC_CPCON_SHIFT;
+ clk_writel(val, c->reg + PLL_MISC);
+ }
+ return 0;
+ }
+ }
+ return 1;
+}
+
+static int tegra2_pll_clk_enable(struct clk *c)
+{
+ int ret = 0;
+ u32 val;
+ pr_debug("%s on clock %s\n", __func__, c->name);
+
+ val = clk_readl(c->reg + PLL_BASE);
+ val &= ~PLL_BASE_BYPASS;
+ val |= PLL_BASE_ENABLE;
+ clk_writel(val, c->reg + PLL_BASE);
+ return ret;
+}
+
+static void tegra2_pll_clk_disable(struct clk *c)
+{
+ u32 val;
+ pr_debug("%s on clock %s\n", __func__, c->name);
+
+ val = clk_readl(c->reg);
+ val &= ~(PLL_BASE_BYPASS | PLL_BASE_ENABLE);
+ clk_writel(val, c->reg);
+}
+
+static struct clk_ops tegra_pll_ops = {
+ .enable = tegra2_pll_clk_enable,
+ .disable = tegra2_pll_clk_disable,
+ .set_rate = tegra2_pll_clk_set_rate,
+ .get_rate = tegra2_clk_get_rate,
+};
+
+/* Clock divider ops */
+static int tegra2_div_clk_set_rate(struct clk *c, unsigned long rate)
+{
+ int ret = 0;
+ unsigned long flags;
+ u32 val;
+ u32 new_val;
+ int divider_u71;
+ pr_debug("%s: %lu\n", __func__, rate);
+ if (c->flags & DIV_U71) {
+ divider_u71 = clk_div71_possible_rate(c->parent, rate);
+ if (divider_u71 >= 0) {
+ /* Divider values for multiple PLL outputs are
+ in the same register, so lock clk_reg_lock */
+ spin_lock_irqsave(&clk_reg_lock, flags);
+ val = clk_readl(c->reg);
+ new_val = val >> c->reg_shift;
+ new_val &= 0xFFFF;
+
+ if (c->flags & DIV_U71_FIXED)
+ new_val |= PLL_OUT_OVERRIDE;
+ new_val &= PLL_OUT_RATIO_MASK;
+ new_val |= divider_u71 << PLL_OUT_RATIO_SHIFT;
+
+ val &= ~(0xFFFF << c->reg_shift);
+ val |= new_val << c->reg_shift;
+ clk_writel(val, c->reg);
+ spin_unlock_irqrestore(&clk_reg_lock, flags);
+ return 1;
+ }
+ } else if (c->flags & DIV_2) {
+ if (clk_get_rate(c->parent) == rate * 2)
+ return 1;
+ }
+ BUG();
+ return ret;
+}
+
+
+static struct clk_ops tegra_div_ops = {
+ .enable = tegra2_clk_enable,
+ .disable = tegra2_clk_disable,
+ .set_rate = tegra2_div_clk_set_rate,
+ .get_rate = tegra2_clk_get_rate,
+};
+
+/* Periph clk ops */
+static void tegra2_periph_clk_init(struct clk *c)
+{
+ u32 val;
+ const struct clk_mux_sel *mux = 0;
+ const struct clk_mux_sel *sel;
+ if (c->reg) {
+ val = clk_readl(c->reg);
+ for (sel = c->inputs; sel->input != NULL; sel++) {
+ if (val >> PERIPH_CLK_SOURCE_SHIFT == sel->value)
+ mux = sel;
+ }
+ BUG_ON(!mux);
+
+ if (c->ops && c->ops->set_parent)
+ c->ops->set_parent(c, mux->input);
+ } else {
+ if (c->ops && c->ops->set_parent)
+ c->ops->set_parent(c, c->inputs[0].input);
+ }
+}
+
+static int tegra2_periph_clk_enable(struct clk *c)
+{
+ u32 val = (1<<(c->clk_num%32));
+ unsigned long reg = (c->clk_num / 32) * 8;
+
+ clk_writel(val, CLK_OUT_ENB_SET + reg);
+ clk_writel(val, RST_DEVICES_CLR + reg);
+ return 0;
+}
+
+static void tegra2_periph_clk_disable(struct clk *c)
+{
+ u32 val = (1<<(c->clk_num%32));
+ unsigned long reg = (c->clk_num / 32) * 8;
+
+ clk_writel(val, CLK_OUT_ENB_CLR + reg);
+ clk_writel(val, RST_DEVICES_SET + reg);
+}
+
+static int tegra2_periph_clk_set_parent(struct clk *c, struct clk *p)
+{
+ int ret = 0;
+ u32 val;
+ const struct clk_mux_sel *sel;
+ for (sel = c->inputs; sel->input != NULL; sel++) {
+ if (sel->input == p) {
+ c->parent = p;
+ val = clk_readl(c->reg);
+ val &= ~PERIPH_CLK_SOURCE_MASK;
+ val |= (sel->value) << PERIPH_CLK_SOURCE_SHIFT;
+ clk_writel(val, c->reg);
+ }
+ }
+
+ return ret;
+}
+
+static int tegra2_periph_clk_set_rate(struct clk *c, unsigned long rate)
+{
+ int ret = 0;
+ u32 val;
+ int divider_u71;
+ const struct clk_mux_sel *sel;
+ pr_debug("%s: %lu\n", __func__, rate);
+ for (sel = c->inputs; sel->input != NULL; sel++) {
+ if (c->flags & DIV_U71) {
+ divider_u71 = clk_div71_possible_rate(sel->input, rate);
+ if (divider_u71 >= 0) {
+ /* FIXME: ensure we don't go through a too-high rate */
+ if (c->ops && c->ops->set_parent)
+ c->ops->set_parent(c, sel->input);
+ udelay(1);
+ val = clk_readl(c->reg);
+ val &= ~PERIPH_CLK_SOURCE_DIV_MASK;
+ val |= divider_u71;
+ clk_writel(val, c->reg);
+ return 1;
+ }
+ } else {
+ if (clk_get_rate(sel->input) == rate) {
+ if (c->ops && c->ops->set_parent)
+ c->ops->set_parent(c, sel->input);
+ return 1;
+ }
+ }
+ }
+ BUG();
+ return ret;
+}
+
+static struct clk_ops tegra_periph_clk_ops = {
+ .init = &tegra2_periph_clk_init,
+ .enable = &tegra2_periph_clk_enable,
+ .disable = &tegra2_periph_clk_disable,
+ .set_parent = &tegra2_periph_clk_set_parent,
+ .set_rate = &tegra2_periph_clk_set_rate,
+};
+
+static struct clk tegra_clk_32k = {
+ .name = "tegra_clk_32k",
+ .rate = 32678,
+ .ops = NULL,
+};
+
+static struct clk tegra_clk_input = {
+ .name = "tegra_clk_input",
+ .flags = ENABLE_ON_INIT,
+ .rate = 12000000,
+ .ops = NULL,
+};
+
+static struct clk_pll_table tegra_pll_s_table[] = {
+ {32768, 12000000, 366, 1, 1, 0},
+ {32768, 13000000, 397, 1, 1, 0},
+ {32768, 19200000, 586, 1, 1, 0},
+ {32768, 26000000, 793, 1, 1, 0},
+ {0, 0, 0, 0, 0, 0},
+};
+
+static struct clk tegra_pll_s = {
+ .name = "tegra_pll_s",
+ .ops = &tegra_pll_ops,
+ .reg = 0xf0,
+ .input_min = 32768,
+ .input_max = 32768,
+ .parent = &tegra_clk_32k,
+ .cf_min = 0, /* FIXME */
+ .cf_max = 0, /* FIXME */
+ .vco_min = 12000000,
+ .vco_max = 26000000,
+ .pll_table = tegra_pll_s_table,
+};
+
+static struct clk_mux_sel tegra_clk_m_sel[] = {
+ { .input = &tegra_clk_32k, .value = 0},
+ { .input = &tegra_pll_s, .value = 1},
+ { 0, 0},
+};
+static struct clk tegra_clk_m = {
+ .name = "tegra_clk_m",
+ .flags = ENABLE_ON_INIT,
+ .ops = &tegra_clk_m_ops,
+ .inputs = tegra_clk_m_sel,
+ .reg = 0x1fc,
+ .reg_mask = (1<<28),
+ .reg_shift = 28,
+};
+
+static struct clk_pll_table tegra_pll_c_table[] = {
+ { 0, 0, 0, 0, 0, 0 },
+};
+
+static struct clk tegra_pll_c = {
+ .name = "tegra_pll_c",
+ .flags = PLL_HAS_CPCON,
+ .ops = &tegra_pll_ops,
+ .reg = 0x80,
+ .input_min = 2000000,
+ .input_max = 31000000,
+ .parent = &tegra_clk_m,
+ .cf_min = 1000000,
+ .cf_max = 6000000,
+ .vco_min = 20000000,
+ .vco_max = 1400000000,
+ .pll_table = tegra_pll_c_table,
+};
+
+static struct clk tegra_pll_c_out1 = {
+ .name = "tegra_pll_c_out1",
+ .ops = &tegra_div_ops,
+ .flags = DIV_U71,
+ .parent = &tegra_pll_c,
+ .reg = 0x84,
+ .reg_shift = 0,
+};
+
+static struct clk_pll_table tegra_pll_m_table[] = {
+ { 0, 0, 0, 0, 0, 0 },
+};
+
+static struct clk tegra_pll_m = {
+ .name = "tegra_pll_m",
+ .flags = PLL_HAS_CPCON,
+ .ops = &tegra_pll_ops,
+ .reg = 0x90,
+ .input_min = 2000000,
+ .input_max = 31000000,
+ .parent = &tegra_clk_m,
+ .cf_min = 1000000,
+ .cf_max = 6000000,
+ .vco_min = 20000000,
+ .vco_max = 1200000000,
+ .pll_table = tegra_pll_m_table,
+};
+
+static struct clk tegra_pll_m_out1 = {
+ .name = "tegra_pll_m_out1",
+ .ops = &tegra_div_ops,
+ .flags = DIV_U71,
+ .parent = &tegra_pll_m,
+ .reg = 0x94,
+ .reg_shift = 0,
+};
+
+static struct clk_pll_table tegra_pll_p_table[] = {
+ { 12000000, 216000000, 432, 12, 2, 8},
+ { 13000000, 216000000, 432, 13, 2, 8},
+ { 19200000, 216000000, 90, 4, 2, 1},
+ { 26000000, 216000000, 432, 26, 2, 8},
+ { 12000000, 432000000, 432, 12, 1, 8},
+ { 13000000, 432000000, 432, 13, 1, 8},
+ { 19200000, 432000000, 90, 4, 1, 1},
+ { 26000000, 432000000, 432, 26, 1, 8},
+ { 0, 0, 0, 0, 0, 0 },
+};
+
+static struct clk tegra_pll_p = {
+ .name = "tegra_pll_p",
+ .flags = ENABLE_ON_INIT | PLL_FIXED | PLL_HAS_CPCON,
+ .ops = &tegra_pll_ops,
+ .reg = 0xa0,
+ .input_min = 2000000,
+ .input_max = 31000000,
+ .parent = &tegra_clk_m,
+ .cf_min = 1000000,
+ .cf_max = 6000000,
+ .vco_min = 20000000,
+ .vco_max = 1400000000,
+ .pll_table = tegra_pll_p_table,
+};
+
+static struct clk tegra_pll_p_out1 = {
+ .name = "tegra_pll_p_out1",
+ .ops = &tegra_div_ops,
+ .flags = ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED,
+ .parent = &tegra_pll_p,
+ .reg = 0xa4,
+ .reg_shift = 0,
+};
+
+static struct clk tegra_pll_p_out2 = {
+ .name = "tegra_pll_p_out2",
+ .ops = &tegra_div_ops,
+ .flags = ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED,
+ .parent = &tegra_pll_p,
+ .reg = 0xa4,
+ .reg_shift = 16,
+};
+
+static struct clk tegra_pll_p_out3 = {
+ .name = "tegra_pll_p_out3",
+ .ops = &tegra_div_ops,
+ .flags = ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED,
+ .parent = &tegra_pll_p,
+ .reg = 0xa8,
+ .reg_shift = 0,
+};
+
+static struct clk tegra_pll_p_out4 = {
+ .name = "tegra_pll_p_out4",
+ .ops = &tegra_div_ops,
+ .flags = ENABLE_ON_INIT | DIV_U71 | DIV_U71_FIXED,
+ .parent = &tegra_pll_p,
+ .reg = 0xa8,
+ .reg_shift = 16,
+};
+
+static struct clk_pll_table tegra_pll_a_table[] = {
+ { 28800000, 56448000, 49, 25, 1, 1},
+ { 28800000, 73728000, 64, 25, 1, 1},
+ { 28800000, 11289600, 49, 25, 1, 1},
+ { 28800000, 12288000, 64, 25, 1, 1},
+ { 0, 0, 0, 0, 0, 0 },
+};
+
+static struct clk tegra_pll_a = {
+ .name = "tegra_pll_a",
+ .flags = PLL_HAS_CPCON,
+ .ops = &tegra_pll_ops,
+ .reg = 0xb0,
+ .input_min = 2000000,
+ .input_max = 31000000,
+ .parent = &tegra_pll_p_out1,
+ .cf_min = 1000000,
+ .cf_max = 6000000,
+ .vco_min = 20000000,
+ .vco_max = 1400000000,
+ .pll_table = tegra_pll_a_table,
+};
+
+static struct clk tegra_pll_a_out0 = {
+ .name = "tegra_pll_a_out0",
+ .ops = &tegra_div_ops,
+ .flags = DIV_U71,
+ .parent = &tegra_pll_a,
+ .reg = 0xb4,
+ .reg_shift = 0,
+};
+
+static struct clk_pll_table tegra_pll_d_table[] = {
+ { 12000000, 1000000000, 1000, 12, 1, 12},
+ { 13000000, 1000000000, 1000, 13, 1, 12},
+ { 19200000, 1000000000, 625, 12, 1, 8},
+ { 26000000, 1000000000, 1000, 26, 1, 12},
+ { 0, 0, 0, 0, 0, 0 },
+};
+
+static struct clk tegra_pll_d = {
+ .name = "tegra_pll_d",
+ .flags = PLL_HAS_CPCON,
+ .ops = &tegra_pll_ops,
+ .reg = 0xd0,
+ .input_min = 2000000,
+ .input_max = 40000000,
+ .parent = &tegra_clk_m,
+ .cf_min = 1000000,
+ .cf_max = 6000000,
+ .vco_min = 40000000,
+ .vco_max = 1000000000,
+ .pll_table = tegra_pll_d_table,
+};
+
+static struct clk tegra_pll_d_out0 = {
+ .name = "tegra_pll_d_out0",
+ .ops = &tegra_div_ops,
+ .flags = DIV_2,
+ .parent = &tegra_pll_d,
+};
+
+static struct clk_pll_table tegra_pll_u_table[] = {
+ { 12000000, 480000000, 960, 12, 1, 0},
+ { 13000000, 480000000, 960, 13, 1, 0},
+ { 19200000, 480000000, 200, 4, 1, 0},
+ { 26000000, 480000000, 960, 26, 1, 0},
+ { 0, 0, 0, 0, 0, 0 },
+};
+
+static struct clk tegra_pll_u = {
+ .name = "tegra_pll_u",
+ .flags = 0,
+ .ops = &tegra_pll_ops,
+ .reg = 0xc0,
+ .input_min = 2000000,
+ .input_max = 40000000,
+ .parent = &tegra_clk_m,
+ .cf_min = 1000000,
+ .cf_max = 6000000,
+ .vco_min = 480000000,
+ .vco_max = 960000000,
+ .pll_table = tegra_pll_u_table,
+};
+
+static struct clk_mux_sel mux_pllm_pllc_pllp_plla[] = {
+ { .input = &tegra_pll_m, .value = 0},
+ { .input = &tegra_pll_c, .value = 1},
+ { .input = &tegra_pll_p, .value = 2},
+ { .input = &tegra_pll_a_out0, .value = 3},
+ { 0, 0},
+};
+
+static struct clk_mux_sel mux_pllp_pllc_pllm_clkm[] = {
+ { .input = &tegra_pll_p, .value = 0},
+ { .input = &tegra_pll_c, .value = 1},
+ { .input = &tegra_pll_m, .value = 2},
+ { .input = &tegra_clk_m, .value = 3},
+ { 0, 0},
+};
+
+static struct clk_mux_sel mux_plla_audio_pllp_clkm[] = {
+ {.input = &tegra_pll_a, .value = 0},
+ /* FIXME: no mux defined for tegra_audio
+ {.input = &tegra_audio, .value = 1},*/
+ {.input = &tegra_pll_p, .value = 2},
+ {.input = &tegra_clk_m, .value = 3},
+ { 0, 0},
+};
+
+static struct clk_mux_sel mux_pllp_plld_pllc_clkm[] = {
+ {.input = &tegra_pll_p, .value = 0},
+ {.input = &tegra_pll_d_out0, .value = 1},
+ {.input = &tegra_pll_c, .value = 2},
+ {.input = &tegra_clk_m, .value = 3},
+ { 0, 0},
+};
+
+static struct clk_mux_sel mux_pllp_pllc_audio_clkm_clk32[] = {
+ {.input = &tegra_pll_p, .value = 0},
+ {.input = &tegra_pll_c, .value = 1},
+ /* FIXME: no mux defined for tegra_audio
+ {.input = &tegra_audio, .value = 2},*/
+ {.input = &tegra_clk_m, .value = 3},
+ {.input = &tegra_clk_32k, .value = 4},
+ { 0, 0},
+};
+
+static struct clk_mux_sel mux_pllp_pllc_pllm[] = {
+ {.input = &tegra_pll_p, .value = 0},
+ {.input = &tegra_pll_c, .value = 1},
+ {.input = &tegra_pll_m, .value = 2},
+ { 0, 0},
+};
+
+static struct clk_mux_sel mux_clk_m[] = {
+ { .input = &tegra_clk_m, .value = 0},
+ { 0, 0},
+};
+
+static struct clk_mux_sel mux_clk_32k[] = {
+ { .input = &tegra_clk_32k, .value = 0},
+ { 0, 0},
+};
+
+#define PERIPH_CLK(_name, _dev, _con, _clk_num, _reg, _inputs, _flags) \
+ { \
+ .name = _name, \
+ .dev_id = _dev, \
+ .con_id = _con, \
+ .ops = &tegra_periph_clk_ops, \
+ .clk_num = _clk_num, \
+ .reg = _reg, \
+ .inputs = _inputs, \
+ .flags = _flags, \
+ }
+
+struct clk tegra_periph_clks[] = {
+ PERIPH_CLK("rtc", "rtc-tegra", NULL, 4, 0, mux_clk_32k, 0),
+ PERIPH_CLK("timer", "timer", NULL, 5, 0, mux_clk_m, 0),
+ PERIPH_CLK("i2s1", "i2s.0", NULL, 11, 0x100, mux_plla_audio_pllp_clkm, MUX | DIV_U71),
+ PERIPH_CLK("i2s2", "i2s.1", NULL, 18, 0x104, mux_plla_audio_pllp_clkm, MUX | DIV_U71),
+ /* FIXME: spdif has 2 clocks but 1 enable */
+ PERIPH_CLK("spdif_out", "spdif_out", NULL, 10, 0x108, mux_plla_audio_pllp_clkm, MUX | DIV_U71),
+ PERIPH_CLK("spdif_in", "spdif_in", NULL, 10, 0x10c, mux_pllp_pllc_pllm, MUX | DIV_U71),
+ PERIPH_CLK("pwm", "pwm", NULL, 17, 0x110, mux_pllp_pllc_audio_clkm_clk32, MUX | DIV_U71),
+ PERIPH_CLK("spi", "spi", NULL, 43, 0x114, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("xio", "xio", NULL, 45, 0x120, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("twc", "twc", NULL, 16, 0x12c, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("sbc1", "sbc.0", NULL, 41, 0x134, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("sbc2", "sbc.1", NULL, 44, 0x118, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("sbc3", "sbc.2", NULL, 46, 0x11c, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("sbc4", "sbc.3", NULL, 68, 0x1b4, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("ide", "ide", NULL, 25, 0x144, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("ndflash", "tegra_nand", NULL, 13, 0x160, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ /* FIXME: vfir shares an enable with uartb */
+ PERIPH_CLK("vfir", "vfir", NULL, 7, 0x168, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("sdmmc1", "sdhci-tegra.0", NULL, 14, 0x150, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("sdmmc2", "sdhci-tegra.1", NULL, 9, 0x154, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("sdmmc3", "sdhci-tegra.2", NULL, 69, 0x1bc, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("sdmmc4", "sdhci-tegra.3", NULL, 15, 0x160, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("vde", "vde", NULL, 61, 0x1c8, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("csite", "csite", NULL, 73, 0x1d4, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ /* FIXME: what is la? */
+ PERIPH_CLK("la", "la", NULL, 76, 0x1f8, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("owr", "owr", NULL, 71, 0x1cc, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("nor", "nor", NULL, 42, 0x1d0, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("mipi", "mipi", NULL, 50, 0x174, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("i2c1", "i2c.0", NULL, 12, 0x124, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("i2c2", "i2c.1", NULL, 54, 0x198, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("i2c3", "i2c.2", NULL, 67, 0x1b8, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("dvc", "dvc", NULL, 47, 0x128, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("uarta", "uart.0", NULL, 6, 0x178, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("uartb", "uart.1", NULL, 7, 0x17c, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("uartc", "uart.2", NULL, 55, 0x1a0, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("uartd", "uart.3", NULL, 65, 0x1c0, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("uarte", "uart.4", NULL, 66, 0x1c4, mux_pllp_pllc_pllm_clkm, MUX | DIV_U71),
+ PERIPH_CLK("3d", "3d", NULL, 24, 0x158, mux_pllm_pllc_pllp_plla, MUX | DIV_U71),
+ PERIPH_CLK("2d", "2d", NULL, 21, 0x15c, mux_pllm_pllc_pllp_plla, MUX | DIV_U71),
+ /* FIXME: vi and vi_sensor share an enable */
+ PERIPH_CLK("vi", "vi", NULL, 20, 0x148, mux_pllm_pllc_pllp_plla, MUX | DIV_U71),
+ PERIPH_CLK("vi_sensor", "vi_sensor", NULL, 20, 0x1a8, mux_pllm_pllc_pllp_plla, MUX | DIV_U71),
+ PERIPH_CLK("epp", "epp", NULL, 19, 0x16c, mux_pllm_pllc_pllp_plla, MUX | DIV_U71),
+ PERIPH_CLK("mpe", "mpe", NULL, 60, 0x170, mux_pllm_pllc_pllp_plla, MUX | DIV_U71),
+ PERIPH_CLK("host1x", "host1x", NULL, 28, 0x180, mux_pllm_pllc_pllp_plla, MUX | DIV_U71),
+ /* FIXME: cve and tvo share an enable */
+ PERIPH_CLK("cve", "cve", NULL, 49, 0x140, mux_pllp_plld_pllc_clkm, MUX | DIV_U71),
+ PERIPH_CLK("tvo", "tvo", NULL, 49, 0x188, mux_pllp_plld_pllc_clkm, MUX | DIV_U71),
+ PERIPH_CLK("hdmi", "hdmi", NULL, 51, 0x18c, mux_pllp_plld_pllc_clkm, MUX | DIV_U71),
+ PERIPH_CLK("tvdac", "tvdac", NULL, 53, 0x194, mux_pllp_plld_pllc_clkm, MUX | DIV_U71),
+ PERIPH_CLK("disp1", "tegrafb.0", NULL, 27, 0x138, mux_pllp_plld_pllc_clkm, MUX | DIV_U71),
+ PERIPH_CLK("disp2", "tegrafb.1", NULL, 26, 0x13c, mux_pllp_plld_pllc_clkm, MUX | DIV_U71),
+ PERIPH_CLK("usbd", "usb.0", NULL, 22, 0, mux_clk_m, 0),
+ PERIPH_CLK("usb2", "usb.1", NULL, 58, 0, mux_clk_m, 0),
+ PERIPH_CLK("usb3", "usb.2", NULL, 59, 0, mux_clk_m, 0),
+};
+const int tegra_num_periph_clks = ARRAY_SIZE(tegra_periph_clks);
+
+struct clk_lookup tegra_periph_clk_lookups[ARRAY_SIZE(tegra_periph_clks)];
+
+#define CLK(dev, con, ck) \
+ { \
+ .dev_id = dev, \
+ .con_id = con, \
+ .clk = ck, \
+ }
+
+struct clk_lookup tegra_clk_lookups[] = {
+ /* external root sources */
+ CLK(NULL, "input_clk", &tegra_clk_input),
+ CLK(NULL, "32k_clk", &tegra_clk_32k),
+ CLK(NULL, "pll_s", &tegra_pll_s),
+ CLK(NULL, "clk_m", &tegra_clk_m),
+ CLK(NULL, "pll_m", &tegra_pll_m),
+ CLK(NULL, "pll_m_out1", &tegra_pll_m_out1),
+ CLK(NULL, "pll_c", &tegra_pll_c),
+ CLK(NULL, "pll_c_out1", &tegra_pll_c_out1),
+ CLK(NULL, "pll_p", &tegra_pll_p),
+ CLK(NULL, "pll_p_out1", &tegra_pll_p_out1),
+ CLK(NULL, "pll_p_out2", &tegra_pll_p_out2),
+ CLK(NULL, "pll_p_out3", &tegra_pll_p_out3),
+ CLK(NULL, "pll_p_out4", &tegra_pll_p_out4),
+ CLK(NULL, "pll_a", &tegra_pll_a),
+ CLK(NULL, "pll_a_out0", &tegra_pll_a_out0),
+ CLK(NULL, "pll_d", &tegra_pll_d),
+ CLK(NULL, "pll_d_out0", &tegra_pll_d_out0),
+ CLK(NULL, "pll_u", &tegra_pll_u),
+ CLK(NULL, NULL, NULL),
+};
--
1.6.5.6
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