* DPLL5 supplies other peripheral clocks (USBHOST, USIM).
*/
+/* Forward declarations for DPLL bypass clocks */
+static struct clk dpll1_fck;
+static struct clk dpll2_fck;
+
/* CM_CLKEN_PLL*.EN* bit values - not all are available for every DPLL */
#define DPLL_LOW_POWER_STOP 0x1
#define DPLL_LOW_POWER_BYPASS 0x5
/* CM CLOCKS */
-static const struct clksel_rate dpll_bypass_rates[] = {
- { .div = 1, .val = 0, .flags = RATE_IN_343X | DEFAULT_RATE },
- { .div = 0 }
-};
-
-static const struct clksel_rate dpll_locked_rates[] = {
- { .div = 1, .val = 1, .flags = RATE_IN_343X | DEFAULT_RATE },
- { .div = 0 }
-};
-
static const struct clksel_rate div16_dpll_rates[] = {
{ .div = 1, .val = 1, .flags = RATE_IN_343X | DEFAULT_RATE },
{ .div = 2, .val = 2, .flags = RATE_IN_343X },
.mult_div1_reg = OMAP_CM_REGADDR(MPU_MOD, OMAP3430_CM_CLKSEL1_PLL),
.mult_mask = OMAP3430_MPU_DPLL_MULT_MASK,
.div1_mask = OMAP3430_MPU_DPLL_DIV_MASK,
+ .clk_bypass = &dpll1_fck,
+ .clk_ref = &sys_ck,
.freqsel_mask = OMAP3430_MPU_DPLL_FREQSEL_MASK,
.control_reg = OMAP_CM_REGADDR(MPU_MOD, OMAP3430_CM_CLKEN_PLL),
.enable_mask = OMAP3430_EN_MPU_DPLL_MASK,
.mult_div1_reg = OMAP_CM_REGADDR(OMAP3430_IVA2_MOD, OMAP3430_CM_CLKSEL1_PLL),
.mult_mask = OMAP3430_IVA2_DPLL_MULT_MASK,
.div1_mask = OMAP3430_IVA2_DPLL_DIV_MASK,
+ .clk_bypass = &dpll2_fck,
+ .clk_ref = &sys_ck,
.freqsel_mask = OMAP3430_IVA2_DPLL_FREQSEL_MASK,
.control_reg = OMAP_CM_REGADDR(OMAP3430_IVA2_MOD, OMAP3430_CM_CLKEN_PLL),
.enable_mask = OMAP3430_EN_IVA2_DPLL_MASK,
.mult_div1_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKSEL1),
.mult_mask = OMAP3430_CORE_DPLL_MULT_MASK,
.div1_mask = OMAP3430_CORE_DPLL_DIV_MASK,
+ .clk_bypass = &sys_ck,
+ .clk_ref = &sys_ck,
.freqsel_mask = OMAP3430_CORE_DPLL_FREQSEL_MASK,
.control_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKEN),
.enable_mask = OMAP3430_EN_CORE_DPLL_MASK,
.recalc = &omap2_clksel_recalc,
};
-static const struct clksel core_ck_clksel[] = {
- { .parent = &sys_ck, .rates = dpll_bypass_rates },
- { .parent = &dpll3_m2_ck, .rates = dpll_locked_rates },
- { .parent = NULL }
-};
-
static struct clk core_ck = {
.name = "core_ck",
.ops = &clkops_null,
- .init = &omap2_init_clksel_parent,
- .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST),
- .clksel_mask = OMAP3430_ST_CORE_CLK_MASK,
- .clksel = core_ck_clksel,
- .recalc = &omap2_clksel_recalc,
-};
-
-static const struct clksel dpll3_m2x2_ck_clksel[] = {
- { .parent = &sys_ck, .rates = dpll_bypass_rates },
- { .parent = &dpll3_x2_ck, .rates = dpll_locked_rates },
- { .parent = NULL }
+ .parent = &dpll3_m2_ck,
+ .recalc = &followparent_recalc,
};
static struct clk dpll3_m2x2_ck = {
.name = "dpll3_m2x2_ck",
.ops = &clkops_null,
- .init = &omap2_init_clksel_parent,
- .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST),
- .clksel_mask = OMAP3430_ST_CORE_CLK_MASK,
- .clksel = dpll3_m2x2_ck_clksel,
+ .parent = &dpll3_x2_ck,
.clkdm_name = "dpll3_clkdm",
- .recalc = &omap2_clksel_recalc,
+ .recalc = &followparent_recalc,
};
/* The PWRDN bit is apparently only available on 3430ES2 and above */
.recalc = &omap3_clkoutx2_recalc,
};
-static const struct clksel emu_core_alwon_ck_clksel[] = {
- { .parent = &sys_ck, .rates = dpll_bypass_rates },
- { .parent = &dpll3_m3x2_ck, .rates = dpll_locked_rates },
- { .parent = NULL }
-};
-
static struct clk emu_core_alwon_ck = {
.name = "emu_core_alwon_ck",
.ops = &clkops_null,
.parent = &dpll3_m3x2_ck,
- .init = &omap2_init_clksel_parent,
- .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST),
- .clksel_mask = OMAP3430_ST_CORE_CLK_MASK,
- .clksel = emu_core_alwon_ck_clksel,
.clkdm_name = "dpll3_clkdm",
- .recalc = &omap2_clksel_recalc,
+ .recalc = &followparent_recalc,
};
/* DPLL4 */
.mult_div1_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKSEL2),
.mult_mask = OMAP3430_PERIPH_DPLL_MULT_MASK,
.div1_mask = OMAP3430_PERIPH_DPLL_DIV_MASK,
+ .clk_bypass = &sys_ck,
+ .clk_ref = &sys_ck,
.freqsel_mask = OMAP3430_PERIPH_DPLL_FREQSEL_MASK,
.control_reg = OMAP_CM_REGADDR(PLL_MOD, CM_CLKEN),
.enable_mask = OMAP3430_EN_PERIPH_DPLL_MASK,
.recalc = &omap3_clkoutx2_recalc,
};
-static const struct clksel omap_96m_alwon_fck_clksel[] = {
- { .parent = &sys_ck, .rates = dpll_bypass_rates },
- { .parent = &dpll4_m2x2_ck, .rates = dpll_locked_rates },
- { .parent = NULL }
-};
-
/*
* DPLL4 generates DPLL4_M2X2_CLK which is then routed into the PRM as
* PRM_96M_ALWON_(F)CLK. Two clocks then emerge from the PRM:
.name = "omap_96m_alwon_fck",
.ops = &clkops_null,
.parent = &dpll4_m2x2_ck,
- .init = &omap2_init_clksel_parent,
- .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST),
- .clksel_mask = OMAP3430_ST_PERIPH_CLK_MASK,
- .clksel = omap_96m_alwon_fck_clksel,
- .recalc = &omap2_clksel_recalc,
+ .recalc = &followparent_recalc,
};
static struct clk cm_96m_fck = {
.recalc = &omap3_clkoutx2_recalc,
};
-static const struct clksel virt_omap_54m_fck_clksel[] = {
- { .parent = &sys_ck, .rates = dpll_bypass_rates },
- { .parent = &dpll4_m3x2_ck, .rates = dpll_locked_rates },
- { .parent = NULL }
-};
-
-static struct clk virt_omap_54m_fck = {
- .name = "virt_omap_54m_fck",
- .ops = &clkops_null,
- .parent = &dpll4_m3x2_ck,
- .init = &omap2_init_clksel_parent,
- .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST),
- .clksel_mask = OMAP3430_ST_PERIPH_CLK_MASK,
- .clksel = virt_omap_54m_fck_clksel,
- .recalc = &omap2_clksel_recalc,
-};
-
static const struct clksel_rate omap_54m_d4m3x2_rates[] = {
{ .div = 1, .val = 0, .flags = RATE_IN_343X | DEFAULT_RATE },
{ .div = 0 }
};
static const struct clksel omap_54m_clksel[] = {
- { .parent = &virt_omap_54m_fck, .rates = omap_54m_d4m3x2_rates },
+ { .parent = &dpll4_m3x2_ck, .rates = omap_54m_d4m3x2_rates },
{ .parent = &sys_altclk, .rates = omap_54m_alt_rates },
{ .parent = NULL }
};
.mult_div1_reg = OMAP_CM_REGADDR(PLL_MOD, OMAP3430ES2_CM_CLKSEL4),
.mult_mask = OMAP3430ES2_PERIPH2_DPLL_MULT_MASK,
.div1_mask = OMAP3430ES2_PERIPH2_DPLL_DIV_MASK,
+ .clk_bypass = &sys_ck,
+ .clk_ref = &sys_ck,
.freqsel_mask = OMAP3430ES2_PERIPH2_DPLL_FREQSEL_MASK,
.control_reg = OMAP_CM_REGADDR(PLL_MOD, OMAP3430ES2_CM_CLKEN2),
.enable_mask = OMAP3430ES2_EN_PERIPH2_DPLL_MASK,
.recalc = &omap2_clksel_recalc,
};
-static const struct clksel omap_120m_fck_clksel[] = {
- { .parent = &sys_ck, .rates = dpll_bypass_rates },
- { .parent = &dpll5_m2_ck, .rates = dpll_locked_rates },
- { .parent = NULL }
-};
-
-static struct clk omap_120m_fck = {
- .name = "omap_120m_fck",
- .ops = &clkops_null,
- .parent = &dpll5_m2_ck,
- .init = &omap2_init_clksel_parent,
- .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST2),
- .clksel_mask = OMAP3430ES2_ST_PERIPH2_CLK_MASK,
- .clksel = omap_120m_fck_clksel,
- .recalc = &omap2_clksel_recalc,
-};
-
/* CM EXTERNAL CLOCK OUTPUTS */
static const struct clksel_rate clkout2_src_core_rates[] = {
.recalc = &omap2_clksel_recalc,
};
-/*
- * MPU clksel:
- * If DPLL1 is locked, mpu_ck derives from DPLL1; otherwise, mpu_ck
- * derives from the high-frequency bypass clock originating from DPLL3,
- * called 'dpll1_fck'
- */
-static const struct clksel mpu_clksel[] = {
- { .parent = &dpll1_fck, .rates = dpll_bypass_rates },
- { .parent = &dpll1_x2m2_ck, .rates = dpll_locked_rates },
- { .parent = NULL }
-};
-
static struct clk mpu_ck = {
.name = "mpu_ck",
.ops = &clkops_null,
.parent = &dpll1_x2m2_ck,
- .init = &omap2_init_clksel_parent,
- .clksel_reg = OMAP_CM_REGADDR(MPU_MOD, OMAP3430_CM_IDLEST_PLL),
- .clksel_mask = OMAP3430_ST_MPU_CLK_MASK,
- .clksel = mpu_clksel,
.clkdm_name = "mpu_clkdm",
- .recalc = &omap2_clksel_recalc,
+ .recalc = &followparent_recalc,
};
/* arm_fck is divided by two when DPLL1 locked; otherwise, passthrough mpu_ck */
.recalc = &omap2_clksel_recalc,
};
-/*
- * IVA2 clksel:
- * If DPLL2 is locked, iva2_ck derives from DPLL2; otherwise, iva2_ck
- * derives from the high-frequency bypass clock originating from DPLL3,
- * called 'dpll2_fck'
- */
-
-static const struct clksel iva2_clksel[] = {
- { .parent = &dpll2_fck, .rates = dpll_bypass_rates },
- { .parent = &dpll2_m2_ck, .rates = dpll_locked_rates },
- { .parent = NULL }
-};
-
static struct clk iva2_ck = {
.name = "iva2_ck",
.ops = &clkops_omap2_dflt_wait,
.init = &omap2_init_clksel_parent,
.enable_reg = OMAP_CM_REGADDR(OMAP3430_IVA2_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_CM_FCLKEN_IVA2_EN_IVA2_SHIFT,
- .clksel_reg = OMAP_CM_REGADDR(OMAP3430_IVA2_MOD,
- OMAP3430_CM_IDLEST_PLL),
- .clksel_mask = OMAP3430_ST_IVA2_CLK_MASK,
- .clksel = iva2_clksel,
.clkdm_name = "iva2_clkdm",
- .recalc = &omap2_clksel_recalc,
+ .recalc = &followparent_recalc,
};
/* Common interface clocks */
static struct clk usbtll_fck = {
.name = "usbtll_fck",
.ops = &clkops_omap2_dflt,
- .parent = &omap_120m_fck,
+ .parent = &dpll5_m2_ck,
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, OMAP3430ES2_CM_FCLKEN3),
.enable_bit = OMAP3430ES2_EN_USBTLL_SHIFT,
.recalc = &followparent_recalc,
};
/* DSS */
-static const struct clksel dss1_alwon_fck_clksel[] = {
- { .parent = &sys_ck, .rates = dpll_bypass_rates },
- { .parent = &dpll4_m4x2_ck, .rates = dpll_locked_rates },
- { .parent = NULL }
-};
-
static struct clk dss1_alwon_fck = {
.name = "dss1_alwon_fck",
.ops = &clkops_omap2_dflt,
.parent = &dpll4_m4x2_ck,
- .init = &omap2_init_clksel_parent,
.enable_reg = OMAP_CM_REGADDR(OMAP3430_DSS_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_EN_DSS1_SHIFT,
- .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST),
- .clksel_mask = OMAP3430_ST_PERIPH_CLK_MASK,
- .clksel = dss1_alwon_fck_clksel,
.clkdm_name = "dss_clkdm",
- .recalc = &omap2_clksel_recalc,
+ .recalc = &followparent_recalc,
};
static struct clk dss_tv_fck = {
/* CAM */
-static const struct clksel cam_mclk_clksel[] = {
- { .parent = &sys_ck, .rates = dpll_bypass_rates },
- { .parent = &dpll4_m5x2_ck, .rates = dpll_locked_rates },
- { .parent = NULL }
-};
-
static struct clk cam_mclk = {
.name = "cam_mclk",
.ops = &clkops_omap2_dflt_wait,
.parent = &dpll4_m5x2_ck,
- .init = &omap2_init_clksel_parent,
- .clksel_reg = OMAP_CM_REGADDR(PLL_MOD, CM_IDLEST),
- .clksel_mask = OMAP3430_ST_PERIPH_CLK_MASK,
- .clksel = cam_mclk_clksel,
.enable_reg = OMAP_CM_REGADDR(OMAP3430_CAM_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_EN_CAM_SHIFT,
.clkdm_name = "cam_clkdm",
- .recalc = &omap2_clksel_recalc,
+ .recalc = &followparent_recalc,
};
static struct clk cam_ick = {
static struct clk usbhost_120m_fck = {
.name = "usbhost_120m_fck",
.ops = &clkops_omap2_dflt_wait,
- .parent = &omap_120m_fck,
+ .parent = &dpll5_m2_ck,
.init = &omap2_init_clk_clkdm,
.enable_reg = OMAP_CM_REGADDR(OMAP3430ES2_USBHOST_MOD, CM_FCLKEN),
.enable_bit = OMAP3430ES2_EN_USBHOST2_SHIFT,
static const struct clksel usim_clksel[] = {
{ .parent = &omap_96m_fck, .rates = usim_96m_rates },
- { .parent = &omap_120m_fck, .rates = usim_120m_rates },
+ { .parent = &dpll5_m2_ck, .rates = usim_120m_rates },
{ .parent = &sys_ck, .rates = div2_rates },
{ .parent = NULL },
};
projects / karo-tx-linux.git / blobdiff