Merge branch 'u-boot-imx/master' into 'u-boot-arm/master'

[karo-tx-uboot.git] / arch / arm / include / asm / arch-am33xx / clock.h

diff --git a/arch/arm/include/asm/arch-am33xx/clock.h b/arch/arm/include/asm/arch-am33xx/clock.h
index 44c1e5dab86b6da96eceb32e29c8ffafdf655c93..76374575496d598d6466750883f68693c19f2a4e 100644 (file)
--- a/arch/arm/include/asm/arch-am33xx/clock.h
+++ b/arch/arm/include/asm/arch-am33xx/clock.h
@@ -13,4 +13,101 @@
 
 #include <asm/arch/clocks_am33xx.h>
 
+#ifdef CONFIG_TI81XX
+#include <asm/arch/clock_ti81xx.h>
+#endif
+
+#define LDELAY 1000000
+
+/*CM_<clock_domain>__CLKCTRL */
+#define CD_CLKCTRL_CLKTRCTRL_SHIFT             0
+#define CD_CLKCTRL_CLKTRCTRL_MASK              3
+
+#define CD_CLKCTRL_CLKTRCTRL_NO_SLEEP          0
+#define CD_CLKCTRL_CLKTRCTRL_SW_SLEEP          1
+#define CD_CLKCTRL_CLKTRCTRL_SW_WKUP           2
+
+/* CM_<clock_domain>_<module>_CLKCTRL */
+#define MODULE_CLKCTRL_MODULEMODE_SHIFT                0
+#define MODULE_CLKCTRL_MODULEMODE_MASK         3
+#define MODULE_CLKCTRL_IDLEST_SHIFT            16
+#define MODULE_CLKCTRL_IDLEST_MASK             (3 << 16)
+
+#define MODULE_CLKCTRL_MODULEMODE_SW_DISABLE           0
+#define MODULE_CLKCTRL_MODULEMODE_SW_EXPLICIT_EN       2
+
+#define MODULE_CLKCTRL_IDLEST_FULLY_FUNCTIONAL 0
+#define MODULE_CLKCTRL_IDLEST_TRANSITIONING    1
+#define MODULE_CLKCTRL_IDLEST_IDLE             2
+#define MODULE_CLKCTRL_IDLEST_DISABLED         3
+
+/* CM_CLKMODE_DPLL */
+#define CM_CLKMODE_DPLL_REGM4XEN_SHIFT         11
+#define CM_CLKMODE_DPLL_REGM4XEN_MASK          (1 << 11)
+#define CM_CLKMODE_DPLL_LPMODE_EN_SHIFT                10
+#define CM_CLKMODE_DPLL_LPMODE_EN_MASK         (1 << 10)
+#define CM_CLKMODE_DPLL_RELOCK_RAMP_EN_SHIFT   9
+#define CM_CLKMODE_DPLL_RELOCK_RAMP_EN_MASK    (1 << 9)
+#define CM_CLKMODE_DPLL_DRIFTGUARD_EN_SHIFT    8
+#define CM_CLKMODE_DPLL_DRIFTGUARD_EN_MASK     (1 << 8)
+#define CM_CLKMODE_DPLL_RAMP_RATE_SHIFT                5
+#define CM_CLKMODE_DPLL_RAMP_RATE_MASK         (0x7 << 5)
+#define CM_CLKMODE_DPLL_EN_SHIFT               0
+#define CM_CLKMODE_DPLL_EN_MASK                        (0x7 << 0)
+
+#define CM_CLKMODE_DPLL_DPLL_EN_SHIFT          0
+#define CM_CLKMODE_DPLL_DPLL_EN_MASK           7
+
+#define DPLL_EN_STOP                   1
+#define DPLL_EN_MN_BYPASS              4
+#define DPLL_EN_LOW_POWER_BYPASS       5
+#define DPLL_EN_LOCK                   7
+
+/* CM_IDLEST_DPLL fields */
+#define ST_DPLL_CLK_MASK               1
+
+/* CM_CLKSEL_DPLL */
+#define CM_CLKSEL_DPLL_M_SHIFT                 8
+#define CM_CLKSEL_DPLL_M_MASK                  (0x7FF << 8)
+#define CM_CLKSEL_DPLL_N_SHIFT                 0
+#define CM_CLKSEL_DPLL_N_MASK                  0x7F
+
+struct dpll_params {
+       u32 m;
+       u32 n;
+       s8 m2;
+       s8 m3;
+       s8 m4;
+       s8 m5;
+       s8 m6;
+};
+
+struct dpll_regs {
+       u32 cm_clkmode_dpll;
+       u32 cm_idlest_dpll;
+       u32 cm_autoidle_dpll;
+       u32 cm_clksel_dpll;
+       u32 cm_div_m2_dpll;
+       u32 cm_div_m3_dpll;
+       u32 cm_div_m4_dpll;
+       u32 cm_div_m5_dpll;
+       u32 cm_div_m6_dpll;
+};
+
+extern const struct dpll_regs dpll_mpu_regs;
+extern const struct dpll_regs dpll_core_regs;
+extern const struct dpll_regs dpll_per_regs;
+extern const struct dpll_regs dpll_ddr_regs;
+
+extern struct cm_wkuppll *const cmwkup;
+
+const struct dpll_params *get_dpll_mpu_params(void);
+const struct dpll_params *get_dpll_core_params(void);
+const struct dpll_params *get_dpll_per_params(void);
+const struct dpll_params *get_dpll_ddr_params(void);
+void do_setup_dpll(const struct dpll_regs *, const struct dpll_params *);
+void prcm_init(void);
+void enable_basic_clocks(void);
+void do_enable_clocks(u32 *const *, u32 *const *, u8);
+
 #endif