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-rw-r--r--arch/arm/mach-omap2/clock.h69
1 files changed, 69 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/clock.h b/arch/arm/mach-omap2/clock.h
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+++ b/arch/arm/mach-omap2/clock.h
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+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * linux/arch/arm/mach-omap2/clock.h
+ *
+ * Copyright (C) 2005-2009 Texas Instruments, Inc.
+ * Copyright (C) 2004-2011 Nokia Corporation
+ *
+ * Contacts:
+ * Richard Woodruff <r-woodruff2@ti.com>
+ * Paul Walmsley
+ */
+
+#ifndef __ARCH_ARM_MACH_OMAP2_CLOCK_H
+#define __ARCH_ARM_MACH_OMAP2_CLOCK_H
+
+#include <linux/kernel.h>
+#include <linux/list.h>
+
+#include <linux/clkdev.h>
+#include <linux/clk-provider.h>
+#include <linux/clk/ti.h>
+
+/* struct clksel_rate.flags possibilities */
+#define RATE_IN_242X (1 << 0)
+#define RATE_IN_243X (1 << 1)
+#define RATE_IN_3430ES1 (1 << 2) /* 3430ES1 rates only */
+#define RATE_IN_3430ES2PLUS (1 << 3) /* 3430 ES >= 2 rates only */
+#define RATE_IN_36XX (1 << 4)
+#define RATE_IN_4430 (1 << 5)
+#define RATE_IN_TI816X (1 << 6)
+#define RATE_IN_4460 (1 << 7)
+#define RATE_IN_AM33XX (1 << 8)
+#define RATE_IN_TI814X (1 << 9)
+
+#define RATE_IN_24XX (RATE_IN_242X | RATE_IN_243X)
+#define RATE_IN_34XX (RATE_IN_3430ES1 | RATE_IN_3430ES2PLUS)
+#define RATE_IN_3XXX (RATE_IN_34XX | RATE_IN_36XX)
+#define RATE_IN_44XX (RATE_IN_4430 | RATE_IN_4460)
+
+/* RATE_IN_3430ES2PLUS_36XX includes 34xx/35xx with ES >=2, and all 36xx/37xx */
+#define RATE_IN_3430ES2PLUS_36XX (RATE_IN_3430ES2PLUS | RATE_IN_36XX)
+
+/* CM_CLKSEL2_PLL.CORE_CLK_SRC bits (2XXX) */
+#define CORE_CLK_SRC_32K 0x0
+#define CORE_CLK_SRC_DPLL 0x1
+#define CORE_CLK_SRC_DPLL_X2 0x2
+
+/* OMAP2xxx CM_CLKEN_PLL.EN_DPLL bits - for omap2_get_dpll_rate() */
+#define OMAP2XXX_EN_DPLL_LPBYPASS 0x1
+#define OMAP2XXX_EN_DPLL_FRBYPASS 0x2
+#define OMAP2XXX_EN_DPLL_LOCKED 0x3
+
+/* OMAP3xxx CM_CLKEN_PLL*.EN_*_DPLL bits - for omap2_get_dpll_rate() */
+#define OMAP3XXX_EN_DPLL_LPBYPASS 0x5
+#define OMAP3XXX_EN_DPLL_FRBYPASS 0x6
+#define OMAP3XXX_EN_DPLL_LOCKED 0x7
+
+/* OMAP4xxx CM_CLKMODE_DPLL*.EN_*_DPLL bits - for omap2_get_dpll_rate() */
+#define OMAP4XXX_EN_DPLL_MNBYPASS 0x4
+#define OMAP4XXX_EN_DPLL_LPBYPASS 0x5
+#define OMAP4XXX_EN_DPLL_FRBYPASS 0x6
+#define OMAP4XXX_EN_DPLL_LOCKED 0x7
+
+extern struct ti_clk_ll_ops omap_clk_ll_ops;
+
+int __init omap2_clk_setup_ll_ops(void);
+
+void __init ti_clk_init_features(void);
+#endif