1 files changed, 124 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/cm.h b/arch/arm/mach-omap2/cm.h
new file mode 100644
index 000000000000..8489f3029fed
--- /dev/null
+++ b/arch/arm/mach-omap2/cm.h
@@ -0,0 +1,124 @@
+#ifndef __ARCH_ASM_MACH_OMAP2_CM_H
+#define __ARCH_ASM_MACH_OMAP2_CM_H
+
+/*
+ * OMAP2/3 Clock Management (CM) register definitions
+ *
+ * Copyright (C) 2007-2008 Texas Instruments, Inc.
+ * Copyright (C) 2007-2008 Nokia Corporation
+ *
+ * Written by Paul Walmsley
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include "prcm-common.h"
+
+#ifndef __ASSEMBLER__
+#define OMAP_CM_REGADDR(module, reg)                                    \
+        (void __iomem *)IO_ADDRESS(OMAP2_CM_BASE + (module) + (reg))
+#else
+#define OMAP2420_CM_REGADDR(module, reg)                                \
+                        IO_ADDRESS(OMAP2420_CM_BASE + (module) + (reg))
+#define OMAP2430_CM_REGADDR(module, reg)                                \
+                        IO_ADDRESS(OMAP2430_CM_BASE + (module) + (reg))
+#define OMAP34XX_CM_REGADDR(module, reg)                                \
+                        IO_ADDRESS(OMAP3430_CM_BASE + (module) + (reg))
+#endif
+
+/*
+ * Architecture-specific global CM registers
+ * Use cm_{read,write}_reg() with these registers.
+ * These registers appear once per CM module.
+ */
+
+#define OMAP3430_CM_REVISION            OMAP_CM_REGADDR(OCP_MOD, 0x0000)
+#define OMAP3430_CM_SYSCONFIG           OMAP_CM_REGADDR(OCP_MOD, 0x0010)
+#define OMAP3430_CM_POLCTRL             OMAP_CM_REGADDR(OCP_MOD, 0x009c)
+
+#define OMAP3430_CM_CLKOUT_CTRL         OMAP_CM_REGADDR(OMAP3430_CCR_MOD, 0x0070)
+
+/*
+ * Module specific CM registers from CM_BASE + domain offset
+ * Use cm_{read,write}_mod_reg() with these registers.
+ * These register offsets generally appear in more than one PRCM submodule.
+ */
+
+/* Common between 24xx and 34xx */
+
+#define CM_FCLKEN                                       0x0000
+#define CM_FCLKEN1                                      CM_FCLKEN
+#define CM_CLKEN                                        CM_FCLKEN
+#define CM_ICLKEN                                       0x0010
+#define CM_ICLKEN1                                      CM_ICLKEN
+#define CM_ICLKEN2                                      0x0014
+#define CM_ICLKEN3                                      0x0018
+#define CM_IDLEST                                       0x0020
+#define CM_IDLEST1                                      CM_IDLEST
+#define CM_IDLEST2                                      0x0024
+#define CM_AUTOIDLE                                     0x0030
+#define CM_AUTOIDLE1                                    CM_AUTOIDLE
+#define CM_AUTOIDLE2                                    0x0034
+#define CM_AUTOIDLE3                                    0x0038
+#define CM_CLKSEL                                       0x0040
+#define CM_CLKSEL1                                      CM_CLKSEL
+#define CM_CLKSEL2                                      0x0044
+#define CM_CLKSTCTRL                                    0x0048
+
+
+/* Architecture-specific registers */
+
+#define OMAP24XX_CM_FCLKEN2                             0x0004
+#define OMAP24XX_CM_ICLKEN4                             0x001c
+#define OMAP24XX_CM_AUTOIDLE4                           0x003c
+
+#define OMAP2430_CM_IDLEST3                             0x0028
+
+#define OMAP3430_CM_CLKEN_PLL                           0x0004
+#define OMAP3430ES2_CM_CLKEN2                           0x0004
+#define OMAP3430ES2_CM_FCLKEN3                          0x0008
+#define OMAP3430_CM_IDLEST_PLL                          CM_IDLEST2
+#define OMAP3430_CM_AUTOIDLE_PLL                        CM_AUTOIDLE2
+#define OMAP3430_CM_CLKSEL1                             CM_CLKSEL
+#define OMAP3430_CM_CLKSEL1_PLL                         CM_CLKSEL
+#define OMAP3430_CM_CLKSEL2_PLL                         CM_CLKSEL2
+#define OMAP3430_CM_SLEEPDEP                            CM_CLKSEL2
+#define OMAP3430_CM_CLKSEL3                             CM_CLKSTCTRL
+#define OMAP3430_CM_CLKSTST                             0x004c
+#define OMAP3430ES2_CM_CLKSEL4                          0x004c
+#define OMAP3430ES2_CM_CLKSEL5                          0x0050
+#define OMAP3430_CM_CLKSEL2_EMU                         0x0050
+#define OMAP3430_CM_CLKSEL3_EMU                         0x0054
+
+
+/* Clock management domain register get/set */
+
+#ifndef __ASSEMBLER__
+static inline void cm_write_mod_reg(u32 val, s16 module, s16 idx)
+{
+        __raw_writel(val, OMAP_CM_REGADDR(module, idx));
+}
+
+static inline u32 cm_read_mod_reg(s16 module, s16 idx)
+{
+        return __raw_readl(OMAP_CM_REGADDR(module, idx));
+}
+#endif
+
+/* CM register bits shared between 24XX and 3430 */
+
+/* CM_CLKSEL_GFX */
+#define OMAP_CLKSEL_GFX_SHIFT                           0
+#define OMAP_CLKSEL_GFX_MASK                            (0x7 << 0)
+
+/* CM_ICLKEN_GFX */
+#define OMAP_EN_GFX_SHIFT                               0
+#define OMAP_EN_GFX                                     (1 << 0)
+
+/* CM_IDLEST_GFX */
+#define OMAP_ST_GFX                                     (1 << 0)
+
+
+#endif