826 строки
28 KiB
C
826 строки
28 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* OMAP4 Clock init
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*
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* Copyright (C) 2013 Texas Instruments, Inc.
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*
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* Tero Kristo (t-kristo@ti.com)
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*/
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#include <linux/kernel.h>
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#include <linux/list.h>
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#include <linux/clk.h>
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#include <linux/clkdev.h>
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#include <linux/clk/ti.h>
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#include <dt-bindings/clock/omap4.h>
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#include "clock.h"
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/*
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* OMAP4 ABE DPLL default frequency. In OMAP4460 TRM version V, section
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* "3.6.3.2.3 CM1_ABE Clock Generator" states that the "DPLL_ABE_X2_CLK
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* must be set to 196.608 MHz" and hence, the DPLL locked frequency is
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* half of this value.
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*/
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#define OMAP4_DPLL_ABE_DEFFREQ 98304000
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/*
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* OMAP4 USB DPLL default frequency. In OMAP4430 TRM version V, section
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* "3.6.3.9.5 DPLL_USB Preferred Settings" shows that the preferred
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* locked frequency for the USB DPLL is 960MHz.
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*/
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#define OMAP4_DPLL_USB_DEFFREQ 960000000
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static const struct omap_clkctrl_reg_data omap4_mpuss_clkctrl_regs[] __initconst = {
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{ OMAP4_MPU_CLKCTRL, NULL, 0, "dpll_mpu_m2_ck" },
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{ 0 },
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};
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static const struct omap_clkctrl_reg_data omap4_tesla_clkctrl_regs[] __initconst = {
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{ OMAP4_DSP_CLKCTRL, NULL, CLKF_HW_SUP | CLKF_NO_IDLEST, "dpll_iva_m4x2_ck" },
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{ 0 },
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};
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static const char * const omap4_aess_fclk_parents[] __initconst = {
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"abe_clk",
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NULL,
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};
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static const struct omap_clkctrl_div_data omap4_aess_fclk_data __initconst = {
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.max_div = 2,
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};
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static const struct omap_clkctrl_bit_data omap4_aess_bit_data[] __initconst = {
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{ 24, TI_CLK_DIVIDER, omap4_aess_fclk_parents, &omap4_aess_fclk_data },
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{ 0 },
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};
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static const char * const omap4_func_dmic_abe_gfclk_parents[] __initconst = {
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"abe_cm:clk:0018:26",
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"pad_clks_ck",
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"slimbus_clk",
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NULL,
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};
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static const char * const omap4_dmic_sync_mux_ck_parents[] __initconst = {
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"abe_24m_fclk",
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"syc_clk_div_ck",
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"func_24m_clk",
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NULL,
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};
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static const struct omap_clkctrl_bit_data omap4_dmic_bit_data[] __initconst = {
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{ 24, TI_CLK_MUX, omap4_func_dmic_abe_gfclk_parents, NULL },
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{ 26, TI_CLK_MUX, omap4_dmic_sync_mux_ck_parents, NULL },
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{ 0 },
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};
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static const char * const omap4_func_mcasp_abe_gfclk_parents[] __initconst = {
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"abe_cm:clk:0020:26",
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"pad_clks_ck",
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"slimbus_clk",
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NULL,
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};
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static const struct omap_clkctrl_bit_data omap4_mcasp_bit_data[] __initconst = {
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{ 24, TI_CLK_MUX, omap4_func_mcasp_abe_gfclk_parents, NULL },
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{ 26, TI_CLK_MUX, omap4_dmic_sync_mux_ck_parents, NULL },
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{ 0 },
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};
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static const char * const omap4_func_mcbsp1_gfclk_parents[] __initconst = {
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"abe_cm:clk:0028:26",
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"pad_clks_ck",
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"slimbus_clk",
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NULL,
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};
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static const struct omap_clkctrl_bit_data omap4_mcbsp1_bit_data[] __initconst = {
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{ 24, TI_CLK_MUX, omap4_func_mcbsp1_gfclk_parents, NULL },
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{ 26, TI_CLK_MUX, omap4_dmic_sync_mux_ck_parents, NULL },
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{ 0 },
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};
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static const char * const omap4_func_mcbsp2_gfclk_parents[] __initconst = {
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"abe_cm:clk:0030:26",
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"pad_clks_ck",
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"slimbus_clk",
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NULL,
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};
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static const struct omap_clkctrl_bit_data omap4_mcbsp2_bit_data[] __initconst = {
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{ 24, TI_CLK_MUX, omap4_func_mcbsp2_gfclk_parents, NULL },
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{ 26, TI_CLK_MUX, omap4_dmic_sync_mux_ck_parents, NULL },
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{ 0 },
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};
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static const char * const omap4_func_mcbsp3_gfclk_parents[] __initconst = {
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"abe_cm:clk:0038:26",
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"pad_clks_ck",
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"slimbus_clk",
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NULL,
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};
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static const struct omap_clkctrl_bit_data omap4_mcbsp3_bit_data[] __initconst = {
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{ 24, TI_CLK_MUX, omap4_func_mcbsp3_gfclk_parents, NULL },
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{ 26, TI_CLK_MUX, omap4_dmic_sync_mux_ck_parents, NULL },
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{ 0 },
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};
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static const char * const omap4_slimbus1_fclk_0_parents[] __initconst = {
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"abe_24m_fclk",
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NULL,
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};
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static const char * const omap4_slimbus1_fclk_1_parents[] __initconst = {
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"func_24m_clk",
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NULL,
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};
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static const char * const omap4_slimbus1_fclk_2_parents[] __initconst = {
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"pad_clks_ck",
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NULL,
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};
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static const char * const omap4_slimbus1_slimbus_clk_parents[] __initconst = {
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"slimbus_clk",
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NULL,
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};
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static const struct omap_clkctrl_bit_data omap4_slimbus1_bit_data[] __initconst = {
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{ 8, TI_CLK_GATE, omap4_slimbus1_fclk_0_parents, NULL },
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{ 9, TI_CLK_GATE, omap4_slimbus1_fclk_1_parents, NULL },
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{ 10, TI_CLK_GATE, omap4_slimbus1_fclk_2_parents, NULL },
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{ 11, TI_CLK_GATE, omap4_slimbus1_slimbus_clk_parents, NULL },
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{ 0 },
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};
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static const char * const omap4_timer5_sync_mux_parents[] __initconst = {
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"syc_clk_div_ck",
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"sys_32k_ck",
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NULL,
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};
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static const struct omap_clkctrl_bit_data omap4_timer5_bit_data[] __initconst = {
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{ 24, TI_CLK_MUX, omap4_timer5_sync_mux_parents, NULL },
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{ 0 },
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};
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static const struct omap_clkctrl_bit_data omap4_timer6_bit_data[] __initconst = {
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{ 24, TI_CLK_MUX, omap4_timer5_sync_mux_parents, NULL },
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{ 0 },
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};
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static const struct omap_clkctrl_bit_data omap4_timer7_bit_data[] __initconst = {
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{ 24, TI_CLK_MUX, omap4_timer5_sync_mux_parents, NULL },
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{ 0 },
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};
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static const struct omap_clkctrl_bit_data omap4_timer8_bit_data[] __initconst = {
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{ 24, TI_CLK_MUX, omap4_timer5_sync_mux_parents, NULL },
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{ 0 },
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};
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static const struct omap_clkctrl_reg_data omap4_abe_clkctrl_regs[] __initconst = {
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{ OMAP4_L4_ABE_CLKCTRL, NULL, 0, "ocp_abe_iclk" },
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{ OMAP4_AESS_CLKCTRL, omap4_aess_bit_data, CLKF_SW_SUP, "abe_cm:clk:0008:24" },
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{ OMAP4_MCPDM_CLKCTRL, NULL, CLKF_SW_SUP, "pad_clks_ck" },
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{ OMAP4_DMIC_CLKCTRL, omap4_dmic_bit_data, CLKF_SW_SUP, "abe_cm:clk:0018:24" },
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{ OMAP4_MCASP_CLKCTRL, omap4_mcasp_bit_data, CLKF_SW_SUP, "abe_cm:clk:0020:24" },
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{ OMAP4_MCBSP1_CLKCTRL, omap4_mcbsp1_bit_data, CLKF_SW_SUP, "abe_cm:clk:0028:24" },
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{ OMAP4_MCBSP2_CLKCTRL, omap4_mcbsp2_bit_data, CLKF_SW_SUP, "abe_cm:clk:0030:24" },
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{ OMAP4_MCBSP3_CLKCTRL, omap4_mcbsp3_bit_data, CLKF_SW_SUP, "abe_cm:clk:0038:24" },
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{ OMAP4_SLIMBUS1_CLKCTRL, omap4_slimbus1_bit_data, CLKF_SW_SUP, "abe_cm:clk:0040:8" },
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{ OMAP4_TIMER5_CLKCTRL, omap4_timer5_bit_data, CLKF_SW_SUP, "abe_cm:clk:0048:24" },
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{ OMAP4_TIMER6_CLKCTRL, omap4_timer6_bit_data, CLKF_SW_SUP, "abe_cm:clk:0050:24" },
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{ OMAP4_TIMER7_CLKCTRL, omap4_timer7_bit_data, CLKF_SW_SUP, "abe_cm:clk:0058:24" },
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{ OMAP4_TIMER8_CLKCTRL, omap4_timer8_bit_data, CLKF_SW_SUP, "abe_cm:clk:0060:24" },
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{ OMAP4_WD_TIMER3_CLKCTRL, NULL, CLKF_SW_SUP, "sys_32k_ck" },
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{ 0 },
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};
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static const struct omap_clkctrl_reg_data omap4_l4_ao_clkctrl_regs[] __initconst = {
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{ OMAP4_SMARTREFLEX_MPU_CLKCTRL, NULL, CLKF_SW_SUP, "l4_wkup_clk_mux_ck" },
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{ OMAP4_SMARTREFLEX_IVA_CLKCTRL, NULL, CLKF_SW_SUP, "l4_wkup_clk_mux_ck" },
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{ OMAP4_SMARTREFLEX_CORE_CLKCTRL, NULL, CLKF_SW_SUP, "l4_wkup_clk_mux_ck" },
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{ 0 },
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};
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static const struct omap_clkctrl_reg_data omap4_l3_1_clkctrl_regs[] __initconst = {
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{ OMAP4_L3_MAIN_1_CLKCTRL, NULL, 0, "l3_div_ck" },
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{ 0 },
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};
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static const struct omap_clkctrl_reg_data omap4_l3_2_clkctrl_regs[] __initconst = {
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{ OMAP4_L3_MAIN_2_CLKCTRL, NULL, 0, "l3_div_ck" },
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{ OMAP4_GPMC_CLKCTRL, NULL, CLKF_HW_SUP, "l3_div_ck" },
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{ OMAP4_OCMC_RAM_CLKCTRL, NULL, 0, "l3_div_ck" },
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{ 0 },
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};
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static const struct omap_clkctrl_reg_data omap4_ducati_clkctrl_regs[] __initconst = {
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{ OMAP4_IPU_CLKCTRL, NULL, CLKF_HW_SUP | CLKF_NO_IDLEST, "ducati_clk_mux_ck" },
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{ 0 },
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};
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static const struct omap_clkctrl_reg_data omap4_l3_dma_clkctrl_regs[] __initconst = {
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{ OMAP4_DMA_SYSTEM_CLKCTRL, NULL, 0, "l3_div_ck" },
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{ 0 },
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};
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static const struct omap_clkctrl_reg_data omap4_l3_emif_clkctrl_regs[] __initconst = {
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{ OMAP4_DMM_CLKCTRL, NULL, 0, "l3_div_ck" },
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{ OMAP4_EMIF1_CLKCTRL, NULL, CLKF_HW_SUP, "ddrphy_ck" },
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{ OMAP4_EMIF2_CLKCTRL, NULL, CLKF_HW_SUP, "ddrphy_ck" },
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{ 0 },
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};
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static const struct omap_clkctrl_reg_data omap4_d2d_clkctrl_regs[] __initconst = {
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{ OMAP4_C2C_CLKCTRL, NULL, 0, "div_core_ck" },
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{ 0 },
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};
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static const struct omap_clkctrl_reg_data omap4_l4_cfg_clkctrl_regs[] __initconst = {
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{ OMAP4_L4_CFG_CLKCTRL, NULL, 0, "l4_div_ck" },
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{ OMAP4_SPINLOCK_CLKCTRL, NULL, 0, "l4_div_ck" },
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{ OMAP4_MAILBOX_CLKCTRL, NULL, 0, "l4_div_ck" },
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{ 0 },
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};
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static const struct omap_clkctrl_reg_data omap4_l3_instr_clkctrl_regs[] __initconst = {
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{ OMAP4_L3_MAIN_3_CLKCTRL, NULL, CLKF_HW_SUP, "l3_div_ck" },
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{ OMAP4_L3_INSTR_CLKCTRL, NULL, CLKF_HW_SUP, "l3_div_ck" },
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{ OMAP4_OCP_WP_NOC_CLKCTRL, NULL, CLKF_HW_SUP, "l3_div_ck" },
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{ 0 },
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};
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static const struct omap_clkctrl_reg_data omap4_ivahd_clkctrl_regs[] __initconst = {
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{ OMAP4_IVA_CLKCTRL, NULL, CLKF_HW_SUP | CLKF_NO_IDLEST, "dpll_iva_m5x2_ck" },
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{ OMAP4_SL2IF_CLKCTRL, NULL, CLKF_HW_SUP, "dpll_iva_m5x2_ck" },
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{ 0 },
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};
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static const char * const omap4_iss_ctrlclk_parents[] __initconst = {
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"func_96m_fclk",
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NULL,
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};
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static const struct omap_clkctrl_bit_data omap4_iss_bit_data[] __initconst = {
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{ 8, TI_CLK_GATE, omap4_iss_ctrlclk_parents, NULL },
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{ 0 },
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};
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static const char * const omap4_fdif_fck_parents[] __initconst = {
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"dpll_per_m4x2_ck",
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NULL,
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};
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static const struct omap_clkctrl_div_data omap4_fdif_fck_data __initconst = {
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.max_div = 4,
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.flags = CLK_DIVIDER_POWER_OF_TWO,
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};
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static const struct omap_clkctrl_bit_data omap4_fdif_bit_data[] __initconst = {
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{ 24, TI_CLK_DIVIDER, omap4_fdif_fck_parents, &omap4_fdif_fck_data },
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{ 0 },
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};
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static const struct omap_clkctrl_reg_data omap4_iss_clkctrl_regs[] __initconst = {
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{ OMAP4_ISS_CLKCTRL, omap4_iss_bit_data, CLKF_SW_SUP, "ducati_clk_mux_ck" },
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{ OMAP4_FDIF_CLKCTRL, omap4_fdif_bit_data, CLKF_SW_SUP, "iss_cm:clk:0008:24" },
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{ 0 },
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};
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static const char * const omap4_dss_dss_clk_parents[] __initconst = {
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"dpll_per_m5x2_ck",
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NULL,
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};
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static const char * const omap4_dss_48mhz_clk_parents[] __initconst = {
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"func_48mc_fclk",
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NULL,
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};
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static const char * const omap4_dss_sys_clk_parents[] __initconst = {
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"syc_clk_div_ck",
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NULL,
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};
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static const char * const omap4_dss_tv_clk_parents[] __initconst = {
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"extalt_clkin_ck",
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NULL,
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};
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static const struct omap_clkctrl_bit_data omap4_dss_core_bit_data[] __initconst = {
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{ 8, TI_CLK_GATE, omap4_dss_dss_clk_parents, NULL },
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{ 9, TI_CLK_GATE, omap4_dss_48mhz_clk_parents, NULL },
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{ 10, TI_CLK_GATE, omap4_dss_sys_clk_parents, NULL },
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{ 11, TI_CLK_GATE, omap4_dss_tv_clk_parents, NULL },
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{ 0 },
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};
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static const struct omap_clkctrl_reg_data omap4_l3_dss_clkctrl_regs[] __initconst = {
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{ OMAP4_DSS_CORE_CLKCTRL, omap4_dss_core_bit_data, CLKF_SW_SUP, "l3_dss_cm:clk:0000:8" },
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{ 0 },
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};
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static const char * const omap4_sgx_clk_mux_parents[] __initconst = {
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"dpll_core_m7x2_ck",
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"dpll_per_m7x2_ck",
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NULL,
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};
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static const struct omap_clkctrl_bit_data omap4_gpu_bit_data[] __initconst = {
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{ 24, TI_CLK_MUX, omap4_sgx_clk_mux_parents, NULL },
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{ 0 },
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};
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static const struct omap_clkctrl_reg_data omap4_l3_gfx_clkctrl_regs[] __initconst = {
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{ OMAP4_GPU_CLKCTRL, omap4_gpu_bit_data, CLKF_SW_SUP, "l3_gfx_cm:clk:0000:24" },
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{ 0 },
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};
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static const char * const omap4_hsmmc1_fclk_parents[] __initconst = {
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"func_64m_fclk",
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"func_96m_fclk",
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NULL,
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};
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static const struct omap_clkctrl_bit_data omap4_mmc1_bit_data[] __initconst = {
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{ 24, TI_CLK_MUX, omap4_hsmmc1_fclk_parents, NULL },
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{ 0 },
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};
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static const struct omap_clkctrl_bit_data omap4_mmc2_bit_data[] __initconst = {
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{ 24, TI_CLK_MUX, omap4_hsmmc1_fclk_parents, NULL },
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{ 0 },
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};
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static const char * const omap4_hsi_fck_parents[] __initconst = {
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"dpll_per_m2x2_ck",
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NULL,
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};
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static const struct omap_clkctrl_div_data omap4_hsi_fck_data __initconst = {
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.max_div = 4,
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.flags = CLK_DIVIDER_POWER_OF_TWO,
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};
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static const struct omap_clkctrl_bit_data omap4_hsi_bit_data[] __initconst = {
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{ 24, TI_CLK_DIVIDER, omap4_hsi_fck_parents, &omap4_hsi_fck_data },
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{ 0 },
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};
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static const char * const omap4_usb_host_hs_utmi_p1_clk_parents[] __initconst = {
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"l3_init_cm:clk:0038:24",
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NULL,
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};
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static const char * const omap4_usb_host_hs_utmi_p2_clk_parents[] __initconst = {
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"l3_init_cm:clk:0038:25",
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NULL,
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};
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static const char * const omap4_usb_host_hs_utmi_p3_clk_parents[] __initconst = {
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"init_60m_fclk",
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NULL,
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};
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static const char * const omap4_usb_host_hs_hsic480m_p1_clk_parents[] __initconst = {
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"dpll_usb_m2_ck",
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NULL,
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};
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static const char * const omap4_utmi_p1_gfclk_parents[] __initconst = {
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"init_60m_fclk",
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"xclk60mhsp1_ck",
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NULL,
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};
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static const char * const omap4_utmi_p2_gfclk_parents[] __initconst = {
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"init_60m_fclk",
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"xclk60mhsp2_ck",
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NULL,
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_usb_host_hs_bit_data[] __initconst = {
|
|
{ 8, TI_CLK_GATE, omap4_usb_host_hs_utmi_p1_clk_parents, NULL },
|
|
{ 9, TI_CLK_GATE, omap4_usb_host_hs_utmi_p2_clk_parents, NULL },
|
|
{ 10, TI_CLK_GATE, omap4_usb_host_hs_utmi_p3_clk_parents, NULL },
|
|
{ 11, TI_CLK_GATE, omap4_usb_host_hs_utmi_p3_clk_parents, NULL },
|
|
{ 12, TI_CLK_GATE, omap4_usb_host_hs_utmi_p3_clk_parents, NULL },
|
|
{ 13, TI_CLK_GATE, omap4_usb_host_hs_hsic480m_p1_clk_parents, NULL },
|
|
{ 14, TI_CLK_GATE, omap4_usb_host_hs_hsic480m_p1_clk_parents, NULL },
|
|
{ 15, TI_CLK_GATE, omap4_dss_48mhz_clk_parents, NULL },
|
|
{ 24, TI_CLK_MUX, omap4_utmi_p1_gfclk_parents, NULL },
|
|
{ 25, TI_CLK_MUX, omap4_utmi_p2_gfclk_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const char * const omap4_usb_otg_hs_xclk_parents[] __initconst = {
|
|
"l3_init_cm:clk:0040:24",
|
|
NULL,
|
|
};
|
|
|
|
static const char * const omap4_otg_60m_gfclk_parents[] __initconst = {
|
|
"utmi_phy_clkout_ck",
|
|
"xclk60motg_ck",
|
|
NULL,
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_usb_otg_hs_bit_data[] __initconst = {
|
|
{ 8, TI_CLK_GATE, omap4_usb_otg_hs_xclk_parents, NULL },
|
|
{ 24, TI_CLK_MUX, omap4_otg_60m_gfclk_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_usb_tll_hs_bit_data[] __initconst = {
|
|
{ 8, TI_CLK_GATE, omap4_usb_host_hs_utmi_p3_clk_parents, NULL },
|
|
{ 9, TI_CLK_GATE, omap4_usb_host_hs_utmi_p3_clk_parents, NULL },
|
|
{ 10, TI_CLK_GATE, omap4_usb_host_hs_utmi_p3_clk_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const char * const omap4_ocp2scp_usb_phy_phy_48m_parents[] __initconst = {
|
|
"func_48m_fclk",
|
|
NULL,
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_ocp2scp_usb_phy_bit_data[] __initconst = {
|
|
{ 8, TI_CLK_GATE, omap4_ocp2scp_usb_phy_phy_48m_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const struct omap_clkctrl_reg_data omap4_l3_init_clkctrl_regs[] __initconst = {
|
|
{ OMAP4_MMC1_CLKCTRL, omap4_mmc1_bit_data, CLKF_SW_SUP, "l3_init_cm:clk:0008:24" },
|
|
{ OMAP4_MMC2_CLKCTRL, omap4_mmc2_bit_data, CLKF_SW_SUP, "l3_init_cm:clk:0010:24" },
|
|
{ OMAP4_HSI_CLKCTRL, omap4_hsi_bit_data, CLKF_HW_SUP, "l3_init_cm:clk:0018:24" },
|
|
{ OMAP4_USB_HOST_HS_CLKCTRL, omap4_usb_host_hs_bit_data, CLKF_SW_SUP, "init_60m_fclk" },
|
|
{ OMAP4_USB_OTG_HS_CLKCTRL, omap4_usb_otg_hs_bit_data, CLKF_HW_SUP, "l3_div_ck" },
|
|
{ OMAP4_USB_TLL_HS_CLKCTRL, omap4_usb_tll_hs_bit_data, CLKF_HW_SUP, "l4_div_ck" },
|
|
{ OMAP4_USB_HOST_FS_CLKCTRL, NULL, CLKF_SW_SUP, "func_48mc_fclk" },
|
|
{ OMAP4_OCP2SCP_USB_PHY_CLKCTRL, omap4_ocp2scp_usb_phy_bit_data, CLKF_HW_SUP, "l3_init_cm:clk:00c0:8" },
|
|
{ 0 },
|
|
};
|
|
|
|
static const char * const omap4_cm2_dm10_mux_parents[] __initconst = {
|
|
"sys_clkin_ck",
|
|
"sys_32k_ck",
|
|
NULL,
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_timer10_bit_data[] __initconst = {
|
|
{ 24, TI_CLK_MUX, omap4_cm2_dm10_mux_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_timer11_bit_data[] __initconst = {
|
|
{ 24, TI_CLK_MUX, omap4_cm2_dm10_mux_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_timer2_bit_data[] __initconst = {
|
|
{ 24, TI_CLK_MUX, omap4_cm2_dm10_mux_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_timer3_bit_data[] __initconst = {
|
|
{ 24, TI_CLK_MUX, omap4_cm2_dm10_mux_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_timer4_bit_data[] __initconst = {
|
|
{ 24, TI_CLK_MUX, omap4_cm2_dm10_mux_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_timer9_bit_data[] __initconst = {
|
|
{ 24, TI_CLK_MUX, omap4_cm2_dm10_mux_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const char * const omap4_gpio2_dbclk_parents[] __initconst = {
|
|
"sys_32k_ck",
|
|
NULL,
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_gpio2_bit_data[] __initconst = {
|
|
{ 8, TI_CLK_GATE, omap4_gpio2_dbclk_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_gpio3_bit_data[] __initconst = {
|
|
{ 8, TI_CLK_GATE, omap4_gpio2_dbclk_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_gpio4_bit_data[] __initconst = {
|
|
{ 8, TI_CLK_GATE, omap4_gpio2_dbclk_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_gpio5_bit_data[] __initconst = {
|
|
{ 8, TI_CLK_GATE, omap4_gpio2_dbclk_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_gpio6_bit_data[] __initconst = {
|
|
{ 8, TI_CLK_GATE, omap4_gpio2_dbclk_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const char * const omap4_per_mcbsp4_gfclk_parents[] __initconst = {
|
|
"l4_per_cm:clk:00c0:26",
|
|
"pad_clks_ck",
|
|
NULL,
|
|
};
|
|
|
|
static const char * const omap4_mcbsp4_sync_mux_ck_parents[] __initconst = {
|
|
"func_96m_fclk",
|
|
"per_abe_nc_fclk",
|
|
NULL,
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_mcbsp4_bit_data[] __initconst = {
|
|
{ 24, TI_CLK_MUX, omap4_per_mcbsp4_gfclk_parents, NULL },
|
|
{ 26, TI_CLK_MUX, omap4_mcbsp4_sync_mux_ck_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const char * const omap4_slimbus2_fclk_0_parents[] __initconst = {
|
|
"func_24mc_fclk",
|
|
NULL,
|
|
};
|
|
|
|
static const char * const omap4_slimbus2_fclk_1_parents[] __initconst = {
|
|
"per_abe_24m_fclk",
|
|
NULL,
|
|
};
|
|
|
|
static const char * const omap4_slimbus2_slimbus_clk_parents[] __initconst = {
|
|
"pad_slimbus_core_clks_ck",
|
|
NULL,
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_slimbus2_bit_data[] __initconst = {
|
|
{ 8, TI_CLK_GATE, omap4_slimbus2_fclk_0_parents, NULL },
|
|
{ 9, TI_CLK_GATE, omap4_slimbus2_fclk_1_parents, NULL },
|
|
{ 10, TI_CLK_GATE, omap4_slimbus2_slimbus_clk_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const struct omap_clkctrl_reg_data omap4_l4_per_clkctrl_regs[] __initconst = {
|
|
{ OMAP4_TIMER10_CLKCTRL, omap4_timer10_bit_data, CLKF_SW_SUP, "l4_per_cm:clk:0008:24" },
|
|
{ OMAP4_TIMER11_CLKCTRL, omap4_timer11_bit_data, CLKF_SW_SUP, "l4_per_cm:clk:0010:24" },
|
|
{ OMAP4_TIMER2_CLKCTRL, omap4_timer2_bit_data, CLKF_SW_SUP, "l4_per_cm:clk:0018:24" },
|
|
{ OMAP4_TIMER3_CLKCTRL, omap4_timer3_bit_data, CLKF_SW_SUP, "l4_per_cm:clk:0020:24" },
|
|
{ OMAP4_TIMER4_CLKCTRL, omap4_timer4_bit_data, CLKF_SW_SUP, "l4_per_cm:clk:0028:24" },
|
|
{ OMAP4_TIMER9_CLKCTRL, omap4_timer9_bit_data, CLKF_SW_SUP, "l4_per_cm:clk:0030:24" },
|
|
{ OMAP4_ELM_CLKCTRL, NULL, 0, "l4_div_ck" },
|
|
{ OMAP4_GPIO2_CLKCTRL, omap4_gpio2_bit_data, CLKF_HW_SUP, "l4_div_ck" },
|
|
{ OMAP4_GPIO3_CLKCTRL, omap4_gpio3_bit_data, CLKF_HW_SUP, "l4_div_ck" },
|
|
{ OMAP4_GPIO4_CLKCTRL, omap4_gpio4_bit_data, CLKF_HW_SUP, "l4_div_ck" },
|
|
{ OMAP4_GPIO5_CLKCTRL, omap4_gpio5_bit_data, CLKF_HW_SUP, "l4_div_ck" },
|
|
{ OMAP4_GPIO6_CLKCTRL, omap4_gpio6_bit_data, CLKF_HW_SUP, "l4_div_ck" },
|
|
{ OMAP4_HDQ1W_CLKCTRL, NULL, CLKF_SW_SUP, "func_12m_fclk" },
|
|
{ OMAP4_I2C1_CLKCTRL, NULL, CLKF_SW_SUP, "func_96m_fclk" },
|
|
{ OMAP4_I2C2_CLKCTRL, NULL, CLKF_SW_SUP, "func_96m_fclk" },
|
|
{ OMAP4_I2C3_CLKCTRL, NULL, CLKF_SW_SUP, "func_96m_fclk" },
|
|
{ OMAP4_I2C4_CLKCTRL, NULL, CLKF_SW_SUP, "func_96m_fclk" },
|
|
{ OMAP4_L4_PER_CLKCTRL, NULL, 0, "l4_div_ck" },
|
|
{ OMAP4_MCBSP4_CLKCTRL, omap4_mcbsp4_bit_data, CLKF_SW_SUP, "l4_per_cm:clk:00c0:24" },
|
|
{ OMAP4_MCSPI1_CLKCTRL, NULL, CLKF_SW_SUP, "func_48m_fclk" },
|
|
{ OMAP4_MCSPI2_CLKCTRL, NULL, CLKF_SW_SUP, "func_48m_fclk" },
|
|
{ OMAP4_MCSPI3_CLKCTRL, NULL, CLKF_SW_SUP, "func_48m_fclk" },
|
|
{ OMAP4_MCSPI4_CLKCTRL, NULL, CLKF_SW_SUP, "func_48m_fclk" },
|
|
{ OMAP4_MMC3_CLKCTRL, NULL, CLKF_SW_SUP, "func_48m_fclk" },
|
|
{ OMAP4_MMC4_CLKCTRL, NULL, CLKF_SW_SUP, "func_48m_fclk" },
|
|
{ OMAP4_SLIMBUS2_CLKCTRL, omap4_slimbus2_bit_data, CLKF_SW_SUP, "l4_per_cm:clk:0118:8" },
|
|
{ OMAP4_UART1_CLKCTRL, NULL, CLKF_SW_SUP, "func_48m_fclk" },
|
|
{ OMAP4_UART2_CLKCTRL, NULL, CLKF_SW_SUP, "func_48m_fclk" },
|
|
{ OMAP4_UART3_CLKCTRL, NULL, CLKF_SW_SUP, "func_48m_fclk" },
|
|
{ OMAP4_UART4_CLKCTRL, NULL, CLKF_SW_SUP, "func_48m_fclk" },
|
|
{ OMAP4_MMC5_CLKCTRL, NULL, CLKF_SW_SUP, "func_48m_fclk" },
|
|
{ 0 },
|
|
};
|
|
|
|
static const struct
|
|
omap_clkctrl_reg_data omap4_l4_secure_clkctrl_regs[] __initconst = {
|
|
{ OMAP4_AES1_CLKCTRL, NULL, CLKF_SW_SUP, "l3_div_ck" },
|
|
{ OMAP4_AES2_CLKCTRL, NULL, CLKF_SW_SUP, "l3_div_ck" },
|
|
{ OMAP4_DES3DES_CLKCTRL, NULL, CLKF_SW_SUP, "l4_div_ck" },
|
|
{ OMAP4_PKA_CLKCTRL, NULL, CLKF_SW_SUP, "l4_div_ck" },
|
|
{ OMAP4_RNG_CLKCTRL, NULL, CLKF_HW_SUP | CLKF_SOC_NONSEC, "l4_div_ck" },
|
|
{ OMAP4_SHA2MD5_CLKCTRL, NULL, CLKF_SW_SUP, "l3_div_ck" },
|
|
{ OMAP4_CRYPTODMA_CLKCTRL, NULL, CLKF_HW_SUP | CLKF_SOC_NONSEC, "l3_div_ck" },
|
|
{ 0 },
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_gpio1_bit_data[] __initconst = {
|
|
{ 8, TI_CLK_GATE, omap4_gpio2_dbclk_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_timer1_bit_data[] __initconst = {
|
|
{ 24, TI_CLK_MUX, omap4_cm2_dm10_mux_parents, NULL },
|
|
{ 0 },
|
|
};
|
|
|
|
static const struct omap_clkctrl_reg_data omap4_l4_wkup_clkctrl_regs[] __initconst = {
|
|
{ OMAP4_L4_WKUP_CLKCTRL, NULL, 0, "l4_wkup_clk_mux_ck" },
|
|
{ OMAP4_WD_TIMER2_CLKCTRL, NULL, CLKF_SW_SUP, "sys_32k_ck" },
|
|
{ OMAP4_GPIO1_CLKCTRL, omap4_gpio1_bit_data, CLKF_HW_SUP, "l4_wkup_clk_mux_ck" },
|
|
{ OMAP4_TIMER1_CLKCTRL, omap4_timer1_bit_data, CLKF_SW_SUP, "l4_wkup_cm:clk:0020:24" },
|
|
{ OMAP4_COUNTER_32K_CLKCTRL, NULL, 0, "sys_32k_ck" },
|
|
{ OMAP4_KBD_CLKCTRL, NULL, CLKF_SW_SUP, "sys_32k_ck" },
|
|
{ 0 },
|
|
};
|
|
|
|
static const char * const omap4_pmd_stm_clock_mux_ck_parents[] __initconst = {
|
|
"sys_clkin_ck",
|
|
"dpll_core_m6x2_ck",
|
|
"tie_low_clock_ck",
|
|
NULL,
|
|
};
|
|
|
|
static const char * const omap4_trace_clk_div_div_ck_parents[] __initconst = {
|
|
"emu_sys_cm:clk:0000:22",
|
|
NULL,
|
|
};
|
|
|
|
static const int omap4_trace_clk_div_div_ck_divs[] __initconst = {
|
|
0,
|
|
1,
|
|
2,
|
|
0,
|
|
4,
|
|
-1,
|
|
};
|
|
|
|
static const struct omap_clkctrl_div_data omap4_trace_clk_div_div_ck_data __initconst = {
|
|
.dividers = omap4_trace_clk_div_div_ck_divs,
|
|
};
|
|
|
|
static const char * const omap4_stm_clk_div_ck_parents[] __initconst = {
|
|
"emu_sys_cm:clk:0000:20",
|
|
NULL,
|
|
};
|
|
|
|
static const struct omap_clkctrl_div_data omap4_stm_clk_div_ck_data __initconst = {
|
|
.max_div = 64,
|
|
.flags = CLK_DIVIDER_POWER_OF_TWO,
|
|
};
|
|
|
|
static const struct omap_clkctrl_bit_data omap4_debugss_bit_data[] __initconst = {
|
|
{ 20, TI_CLK_MUX, omap4_pmd_stm_clock_mux_ck_parents, NULL },
|
|
{ 22, TI_CLK_MUX, omap4_pmd_stm_clock_mux_ck_parents, NULL },
|
|
{ 24, TI_CLK_DIVIDER, omap4_trace_clk_div_div_ck_parents, &omap4_trace_clk_div_div_ck_data },
|
|
{ 27, TI_CLK_DIVIDER, omap4_stm_clk_div_ck_parents, &omap4_stm_clk_div_ck_data },
|
|
{ 0 },
|
|
};
|
|
|
|
static const struct omap_clkctrl_reg_data omap4_emu_sys_clkctrl_regs[] __initconst = {
|
|
{ OMAP4_DEBUGSS_CLKCTRL, omap4_debugss_bit_data, 0, "trace_clk_div_ck" },
|
|
{ 0 },
|
|
};
|
|
|
|
const struct omap_clkctrl_data omap4_clkctrl_data[] __initconst = {
|
|
{ 0x4a004320, omap4_mpuss_clkctrl_regs },
|
|
{ 0x4a004420, omap4_tesla_clkctrl_regs },
|
|
{ 0x4a004520, omap4_abe_clkctrl_regs },
|
|
{ 0x4a008620, omap4_l4_ao_clkctrl_regs },
|
|
{ 0x4a008720, omap4_l3_1_clkctrl_regs },
|
|
{ 0x4a008820, omap4_l3_2_clkctrl_regs },
|
|
{ 0x4a008920, omap4_ducati_clkctrl_regs },
|
|
{ 0x4a008a20, omap4_l3_dma_clkctrl_regs },
|
|
{ 0x4a008b20, omap4_l3_emif_clkctrl_regs },
|
|
{ 0x4a008c20, omap4_d2d_clkctrl_regs },
|
|
{ 0x4a008d20, omap4_l4_cfg_clkctrl_regs },
|
|
{ 0x4a008e20, omap4_l3_instr_clkctrl_regs },
|
|
{ 0x4a008f20, omap4_ivahd_clkctrl_regs },
|
|
{ 0x4a009020, omap4_iss_clkctrl_regs },
|
|
{ 0x4a009120, omap4_l3_dss_clkctrl_regs },
|
|
{ 0x4a009220, omap4_l3_gfx_clkctrl_regs },
|
|
{ 0x4a009320, omap4_l3_init_clkctrl_regs },
|
|
{ 0x4a009420, omap4_l4_per_clkctrl_regs },
|
|
{ 0x4a0095a0, omap4_l4_secure_clkctrl_regs },
|
|
{ 0x4a307820, omap4_l4_wkup_clkctrl_regs },
|
|
{ 0x4a307a20, omap4_emu_sys_clkctrl_regs },
|
|
{ 0 },
|
|
};
|
|
|
|
static struct ti_dt_clk omap44xx_clks[] = {
|
|
DT_CLK(NULL, "timer_32k_ck", "sys_32k_ck"),
|
|
/*
|
|
* XXX: All the clock aliases below are only needed for legacy
|
|
* hwmod support. Once hwmod is removed, these can be removed
|
|
* also.
|
|
*/
|
|
DT_CLK(NULL, "aess_fclk", "abe_cm:0008:24"),
|
|
DT_CLK(NULL, "cm2_dm10_mux", "l4_per_cm:0008:24"),
|
|
DT_CLK(NULL, "cm2_dm11_mux", "l4_per_cm:0010:24"),
|
|
DT_CLK(NULL, "cm2_dm2_mux", "l4_per_cm:0018:24"),
|
|
DT_CLK(NULL, "cm2_dm3_mux", "l4_per_cm:0020:24"),
|
|
DT_CLK(NULL, "cm2_dm4_mux", "l4_per_cm:0028:24"),
|
|
DT_CLK(NULL, "cm2_dm9_mux", "l4_per_cm:0030:24"),
|
|
DT_CLK(NULL, "dmic_sync_mux_ck", "abe_cm:0018:26"),
|
|
DT_CLK(NULL, "dmt1_clk_mux", "l4_wkup_cm:0020:24"),
|
|
DT_CLK(NULL, "dss_48mhz_clk", "l3_dss_cm:0000:9"),
|
|
DT_CLK(NULL, "dss_dss_clk", "l3_dss_cm:0000:8"),
|
|
DT_CLK(NULL, "dss_sys_clk", "l3_dss_cm:0000:10"),
|
|
DT_CLK(NULL, "dss_tv_clk", "l3_dss_cm:0000:11"),
|
|
DT_CLK(NULL, "fdif_fck", "iss_cm:0008:24"),
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DT_CLK(NULL, "func_dmic_abe_gfclk", "abe_cm:0018:24"),
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DT_CLK(NULL, "func_mcasp_abe_gfclk", "abe_cm:0020:24"),
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DT_CLK(NULL, "func_mcbsp1_gfclk", "abe_cm:0028:24"),
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DT_CLK(NULL, "func_mcbsp2_gfclk", "abe_cm:0030:24"),
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DT_CLK(NULL, "func_mcbsp3_gfclk", "abe_cm:0038:24"),
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DT_CLK(NULL, "gpio1_dbclk", "l4_wkup_cm:0018:8"),
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DT_CLK(NULL, "gpio2_dbclk", "l4_per_cm:0040:8"),
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DT_CLK(NULL, "gpio3_dbclk", "l4_per_cm:0048:8"),
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DT_CLK(NULL, "gpio4_dbclk", "l4_per_cm:0050:8"),
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DT_CLK(NULL, "gpio5_dbclk", "l4_per_cm:0058:8"),
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|
DT_CLK(NULL, "gpio6_dbclk", "l4_per_cm:0060:8"),
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|
DT_CLK(NULL, "hsi_fck", "l3_init_cm:0018:24"),
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|
DT_CLK(NULL, "hsmmc1_fclk", "l3_init_cm:0008:24"),
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|
DT_CLK(NULL, "hsmmc2_fclk", "l3_init_cm:0010:24"),
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|
DT_CLK(NULL, "iss_ctrlclk", "iss_cm:0000:8"),
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|
DT_CLK(NULL, "mcasp_sync_mux_ck", "abe_cm:0020:26"),
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|
DT_CLK(NULL, "mcbsp1_sync_mux_ck", "abe_cm:0028:26"),
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|
DT_CLK(NULL, "mcbsp2_sync_mux_ck", "abe_cm:0030:26"),
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|
DT_CLK(NULL, "mcbsp3_sync_mux_ck", "abe_cm:0038:26"),
|
|
DT_CLK(NULL, "mcbsp4_sync_mux_ck", "l4_per_cm:00c0:26"),
|
|
DT_CLK(NULL, "ocp2scp_usb_phy_phy_48m", "l3_init_cm:00c0:8"),
|
|
DT_CLK(NULL, "otg_60m_gfclk", "l3_init_cm:0040:24"),
|
|
DT_CLK(NULL, "per_mcbsp4_gfclk", "l4_per_cm:00c0:24"),
|
|
DT_CLK(NULL, "pmd_stm_clock_mux_ck", "emu_sys_cm:0000:20"),
|
|
DT_CLK(NULL, "pmd_trace_clk_mux_ck", "emu_sys_cm:0000:22"),
|
|
DT_CLK(NULL, "sgx_clk_mux", "l3_gfx_cm:0000:24"),
|
|
DT_CLK(NULL, "slimbus1_fclk_0", "abe_cm:0040:8"),
|
|
DT_CLK(NULL, "slimbus1_fclk_1", "abe_cm:0040:9"),
|
|
DT_CLK(NULL, "slimbus1_fclk_2", "abe_cm:0040:10"),
|
|
DT_CLK(NULL, "slimbus1_slimbus_clk", "abe_cm:0040:11"),
|
|
DT_CLK(NULL, "slimbus2_fclk_0", "l4_per_cm:0118:8"),
|
|
DT_CLK(NULL, "slimbus2_fclk_1", "l4_per_cm:0118:9"),
|
|
DT_CLK(NULL, "slimbus2_slimbus_clk", "l4_per_cm:0118:10"),
|
|
DT_CLK(NULL, "stm_clk_div_ck", "emu_sys_cm:0000:27"),
|
|
DT_CLK(NULL, "timer5_sync_mux", "abe_cm:0048:24"),
|
|
DT_CLK(NULL, "timer6_sync_mux", "abe_cm:0050:24"),
|
|
DT_CLK(NULL, "timer7_sync_mux", "abe_cm:0058:24"),
|
|
DT_CLK(NULL, "timer8_sync_mux", "abe_cm:0060:24"),
|
|
DT_CLK(NULL, "trace_clk_div_div_ck", "emu_sys_cm:0000:24"),
|
|
DT_CLK(NULL, "usb_host_hs_func48mclk", "l3_init_cm:0038:15"),
|
|
DT_CLK(NULL, "usb_host_hs_hsic480m_p1_clk", "l3_init_cm:0038:13"),
|
|
DT_CLK(NULL, "usb_host_hs_hsic480m_p2_clk", "l3_init_cm:0038:14"),
|
|
DT_CLK(NULL, "usb_host_hs_hsic60m_p1_clk", "l3_init_cm:0038:11"),
|
|
DT_CLK(NULL, "usb_host_hs_hsic60m_p2_clk", "l3_init_cm:0038:12"),
|
|
DT_CLK(NULL, "usb_host_hs_utmi_p1_clk", "l3_init_cm:0038:8"),
|
|
DT_CLK(NULL, "usb_host_hs_utmi_p2_clk", "l3_init_cm:0038:9"),
|
|
DT_CLK(NULL, "usb_host_hs_utmi_p3_clk", "l3_init_cm:0038:10"),
|
|
DT_CLK(NULL, "usb_otg_hs_xclk", "l3_init_cm:0040:8"),
|
|
DT_CLK(NULL, "usb_tll_hs_usb_ch0_clk", "l3_init_cm:0048:8"),
|
|
DT_CLK(NULL, "usb_tll_hs_usb_ch1_clk", "l3_init_cm:0048:9"),
|
|
DT_CLK(NULL, "usb_tll_hs_usb_ch2_clk", "l3_init_cm:0048:10"),
|
|
DT_CLK(NULL, "utmi_p1_gfclk", "l3_init_cm:0038:24"),
|
|
DT_CLK(NULL, "utmi_p2_gfclk", "l3_init_cm:0038:25"),
|
|
{ .node_name = NULL },
|
|
};
|
|
|
|
int __init omap4xxx_dt_clk_init(void)
|
|
{
|
|
int rc;
|
|
struct clk *abe_dpll_ref, *abe_dpll, *sys_32k_ck, *usb_dpll;
|
|
|
|
ti_dt_clocks_register(omap44xx_clks);
|
|
|
|
omap2_clk_disable_autoidle_all();
|
|
|
|
ti_clk_add_aliases();
|
|
|
|
/*
|
|
* Lock USB DPLL on OMAP4 devices so that the L3INIT power
|
|
* domain can transition to retention state when not in use.
|
|
*/
|
|
usb_dpll = clk_get_sys(NULL, "dpll_usb_ck");
|
|
rc = clk_set_rate(usb_dpll, OMAP4_DPLL_USB_DEFFREQ);
|
|
if (rc)
|
|
pr_err("%s: failed to configure USB DPLL!\n", __func__);
|
|
|
|
/*
|
|
* On OMAP4460 the ABE DPLL fails to turn on if in idle low-power
|
|
* state when turning the ABE clock domain. Workaround this by
|
|
* locking the ABE DPLL on boot.
|
|
* Lock the ABE DPLL in any case to avoid issues with audio.
|
|
*/
|
|
abe_dpll_ref = clk_get_sys(NULL, "abe_dpll_refclk_mux_ck");
|
|
sys_32k_ck = clk_get_sys(NULL, "sys_32k_ck");
|
|
rc = clk_set_parent(abe_dpll_ref, sys_32k_ck);
|
|
abe_dpll = clk_get_sys(NULL, "dpll_abe_ck");
|
|
if (!rc)
|
|
rc = clk_set_rate(abe_dpll, OMAP4_DPLL_ABE_DEFFREQ);
|
|
if (rc)
|
|
pr_err("%s: failed to configure ABE DPLL!\n", __func__);
|
|
|
|
return 0;
|
|
}
|