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gerrit-public.fairphone.software / kernel / msm-4.9 / 1860e379875dfe7271c649058aeddffe5afd9d0d / . / arch / arm / mach-imx / clk-imx51-imx53.c
blob: 568ef0a4de84b8892c0ee5b84fd339a5fecbf67a [file] [log] [blame]
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]1/*
2 * Copyright (C) 2011 Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
7 *
8 */
9#include <linux/mm.h>
10#include <linux/delay.h>
11#include <linux/clk.h>
12#include <linux/io.h>
13#include <linux/clkdev.h>
Sebastian Hesselbarth4d9d18a2013-08-27 14:50:00 +0200[diff] [blame]14#include <linux/clk-provider.h>
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]15#include <linux/err.h>
Fabio Estevambfcc7bc2013-10-01 00:21:12 -0300[diff] [blame]16#include <linux/of.h>
17#include <linux/of_address.h>
18#include <linux/of_irq.h>
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]19#include <dt-bindings/clock/imx5-clock.h>
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]20
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]21#include "crm-regs-imx5.h"
22#include "clk.h"
Shawn Guoe3372472012-09-13 21:01:00 +0800[diff] [blame]23#include "common.h"
Shawn Guo50f2de62012-09-14 14:14:45 +0800[diff] [blame]24#include "hardware.h"
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]25
26/* Low-power Audio Playback Mode clock */
27static const char *lp_apm_sel[] = { "osc", };
28
29/* This is used multiple times */
30static const char *standard_pll_sel[] = { "pll1_sw", "pll2_sw", "pll3_sw", "lp_apm", };
31static const char *periph_apm_sel[] = { "pll1_sw", "pll3_sw", "lp_apm", };
32static const char *main_bus_sel[] = { "pll2_sw", "periph_apm", };
33static const char *per_lp_apm_sel[] = { "main_bus", "lp_apm", };
34static const char *per_root_sel[] = { "per_podf", "ipg", };
35static const char *esdhc_c_sel[] = { "esdhc_a_podf", "esdhc_b_podf", };
36static const char *esdhc_d_sel[] = { "esdhc_a_podf", "esdhc_b_podf", };
Shawn Guo13b3a072012-05-03 20:15:57 +0800[diff] [blame]37static const char *ssi_apm_sels[] = { "ckih1", "lp_amp", "ckih2", };
38static const char *ssi_clk_sels[] = { "pll1_sw", "pll2_sw", "pll3_sw", "ssi_apm", };
39static const char *ssi3_clk_sels[] = { "ssi1_root_gate", "ssi2_root_gate", };
40static const char *ssi_ext1_com_sels[] = { "ssi_ext1_podf", "ssi1_root_gate", };
41static const char *ssi_ext2_com_sels[] = { "ssi_ext2_podf", "ssi2_root_gate", };
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]42static const char *emi_slow_sel[] = { "main_bus", "ahb", };
43static const char *usb_phy_sel_str[] = { "osc", "usb_phy_podf", };
44static const char *mx51_ipu_di0_sel[] = { "di_pred", "osc", "ckih1", "tve_di", };
Sascha Hauer51f66192012-06-04 15:07:36 +0200[diff] [blame]45static const char *mx53_ipu_di0_sel[] = { "di_pred", "osc", "ckih1", "di_pll4_podf", "dummy", "ldb_di0_gate", };
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]46static const char *mx53_ldb_di0_sel[] = { "pll3_sw", "pll4_sw", };
47static const char *mx51_ipu_di1_sel[] = { "di_pred", "osc", "ckih1", "tve_di", "ipp_di1", };
Sascha Hauer51f66192012-06-04 15:07:36 +0200[diff] [blame]48static const char *mx53_ipu_di1_sel[] = { "di_pred", "osc", "ckih1", "tve_di", "ipp_di1", "ldb_di1_gate", };
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]49static const char *mx53_ldb_di1_sel[] = { "pll3_sw", "pll4_sw", };
50static const char *mx51_tve_ext_sel[] = { "osc", "ckih1", };
51static const char *mx53_tve_ext_sel[] = { "pll4_sw", "ckih1", };
Philipp Zabel3f487be2013-04-08 16:46:19 +0200[diff] [blame]52static const char *mx51_tve_sel[] = { "tve_pred", "tve_ext_sel", };
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]53static const char *ipu_sel[] = { "axi_a", "axi_b", "emi_slow_gate", "ahb", };
Philipp Zabel8ecb1672013-03-27 10:51:33 +0100[diff] [blame]54static const char *gpu3d_sel[] = { "axi_a", "axi_b", "emi_slow_gate", "ahb" };
55static const char *gpu2d_sel[] = { "axi_a", "axi_b", "emi_slow_gate", "ahb" };
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]56static const char *vpu_sel[] = { "axi_a", "axi_b", "emi_slow_gate", "ahb", };
Sascha Hauera745f032012-07-17 16:42:49 +0200[diff] [blame]57static const char *mx53_can_sel[] = { "ipg", "ckih1", "ckih2", "lp_apm", };
Martin Fuzzey04b41e82013-03-19 17:57:01 +0100[diff] [blame]58static const char *mx53_cko1_sel[] = {
59 "cpu_podf", "pll1_sw", "pll2_sw", "pll3_sw",
60 "emi_slow_podf", "pll4_sw", "nfc_podf", "dummy",
61 "di_pred", "dummy", "dummy", "ahb",
62 "ipg", "per_root", "ckil", "dummy",};
63static const char *mx53_cko2_sel[] = {
64 "dummy"/* dptc_core */, "dummy"/* dptc_perich */,
65 "dummy", "esdhc_a_podf",
66 "usboh3_podf", "dummy"/* wrck_clk_root */,
67 "ecspi_podf", "dummy"/* pll1_ref_clk */,
68 "esdhc_b_podf", "dummy"/* ddr_clk_root */,
69 "dummy"/* arm_axi_clk_root */, "dummy"/* usb_phy_out */,
70 "vpu_sel", "ipu_sel",
71 "osc", "ckih1",
72 "dummy", "esdhc_c_sel",
73 "ssi1_root_podf", "ssi2_root_podf",
74 "dummy", "dummy",
75 "dummy"/* lpsr_clk_root */, "dummy"/* pgc_clk_root */,
76 "dummy"/* tve_out */, "usb_phy_sel",
77 "tve_sel", "lp_apm",
78 "uart_root", "dummy"/* spdif0_clk_root */,
79 "dummy", "dummy", };
Philipp Zabelbeb2d1c2013-05-17 15:49:03 +0200[diff] [blame]80static const char *mx51_spdif_xtal_sel[] = { "osc", "ckih", "ckih2", };
81static const char *mx53_spdif_xtal_sel[] = { "osc", "ckih", "ckih2", "pll4_sw", };
82static const char *spdif_sel[] = { "pll1_sw", "pll2_sw", "pll3_sw", "spdif_xtal_sel", };
83static const char *spdif0_com_sel[] = { "spdif0_podf", "ssi1_root_gate", };
84static const char *mx51_spdif1_com_sel[] = { "spdif1_podf", "ssi2_root_gate", };
85
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]86static struct clk *clk[IMX5_CLK_END];
Fabio Estevamf40f38d2012-11-21 13:43:05 -0200[diff] [blame]87static struct clk_onecell_data clk_data;
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]88
89static void __init mx5_clocks_common_init(unsigned long rate_ckil,
90 unsigned long rate_osc, unsigned long rate_ckih1,
91 unsigned long rate_ckih2)
92{
93 int i;
94
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]95 clk[IMX5_CLK_DUMMY] = imx_clk_fixed("dummy", 0);
96 clk[IMX5_CLK_CKIL] = imx_obtain_fixed_clock("ckil", rate_ckil);
97 clk[IMX5_CLK_OSC] = imx_obtain_fixed_clock("osc", rate_osc);
98 clk[IMX5_CLK_CKIH1] = imx_obtain_fixed_clock("ckih1", rate_ckih1);
99 clk[IMX5_CLK_CKIH2] = imx_obtain_fixed_clock("ckih2", rate_ckih2);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]100
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]101 clk[IMX5_CLK_PERIPH_APM] = imx_clk_mux("periph_apm", MXC_CCM_CBCMR, 12, 2,
102 periph_apm_sel, ARRAY_SIZE(periph_apm_sel));
103 clk[IMX5_CLK_MAIN_BUS] = imx_clk_mux("main_bus", MXC_CCM_CBCDR, 25, 1,
104 main_bus_sel, ARRAY_SIZE(main_bus_sel));
105 clk[IMX5_CLK_PER_LP_APM] = imx_clk_mux("per_lp_apm", MXC_CCM_CBCMR, 1, 1,
106 per_lp_apm_sel, ARRAY_SIZE(per_lp_apm_sel));
107 clk[IMX5_CLK_PER_PRED1] = imx_clk_divider("per_pred1", "per_lp_apm", MXC_CCM_CBCDR, 6, 2);
108 clk[IMX5_CLK_PER_PRED2] = imx_clk_divider("per_pred2", "per_pred1", MXC_CCM_CBCDR, 3, 3);
109 clk[IMX5_CLK_PER_PODF] = imx_clk_divider("per_podf", "per_pred2", MXC_CCM_CBCDR, 0, 3);
110 clk[IMX5_CLK_PER_ROOT] = imx_clk_mux("per_root", MXC_CCM_CBCMR, 0, 1,
111 per_root_sel, ARRAY_SIZE(per_root_sel));
112 clk[IMX5_CLK_AHB] = imx_clk_divider("ahb", "main_bus", MXC_CCM_CBCDR, 10, 3);
113 clk[IMX5_CLK_AHB_MAX] = imx_clk_gate2("ahb_max", "ahb", MXC_CCM_CCGR0, 28);
114 clk[IMX5_CLK_AIPS_TZ1] = imx_clk_gate2("aips_tz1", "ahb", MXC_CCM_CCGR0, 24);
115 clk[IMX5_CLK_AIPS_TZ2] = imx_clk_gate2("aips_tz2", "ahb", MXC_CCM_CCGR0, 26);
116 clk[IMX5_CLK_TMAX1] = imx_clk_gate2("tmax1", "ahb", MXC_CCM_CCGR1, 0);
117 clk[IMX5_CLK_TMAX2] = imx_clk_gate2("tmax2", "ahb", MXC_CCM_CCGR1, 2);
118 clk[IMX5_CLK_TMAX3] = imx_clk_gate2("tmax3", "ahb", MXC_CCM_CCGR1, 4);
119 clk[IMX5_CLK_SPBA] = imx_clk_gate2("spba", "ipg", MXC_CCM_CCGR5, 0);
120 clk[IMX5_CLK_IPG] = imx_clk_divider("ipg", "ahb", MXC_CCM_CBCDR, 8, 2);
121 clk[IMX5_CLK_AXI_A] = imx_clk_divider("axi_a", "main_bus", MXC_CCM_CBCDR, 16, 3);
122 clk[IMX5_CLK_AXI_B] = imx_clk_divider("axi_b", "main_bus", MXC_CCM_CBCDR, 19, 3);
123 clk[IMX5_CLK_UART_SEL] = imx_clk_mux("uart_sel", MXC_CCM_CSCMR1, 24, 2,
124 standard_pll_sel, ARRAY_SIZE(standard_pll_sel));
125 clk[IMX5_CLK_UART_PRED] = imx_clk_divider("uart_pred", "uart_sel", MXC_CCM_CSCDR1, 3, 3);
126 clk[IMX5_CLK_UART_ROOT] = imx_clk_divider("uart_root", "uart_pred", MXC_CCM_CSCDR1, 0, 3);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]127
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]128 clk[IMX5_CLK_ESDHC_A_SEL] = imx_clk_mux("esdhc_a_sel", MXC_CCM_CSCMR1, 20, 2,
129 standard_pll_sel, ARRAY_SIZE(standard_pll_sel));
130 clk[IMX5_CLK_ESDHC_B_SEL] = imx_clk_mux("esdhc_b_sel", MXC_CCM_CSCMR1, 16, 2,
131 standard_pll_sel, ARRAY_SIZE(standard_pll_sel));
132 clk[IMX5_CLK_ESDHC_A_PRED] = imx_clk_divider("esdhc_a_pred", "esdhc_a_sel", MXC_CCM_CSCDR1, 16, 3);
133 clk[IMX5_CLK_ESDHC_A_PODF] = imx_clk_divider("esdhc_a_podf", "esdhc_a_pred", MXC_CCM_CSCDR1, 11, 3);
134 clk[IMX5_CLK_ESDHC_B_PRED] = imx_clk_divider("esdhc_b_pred", "esdhc_b_sel", MXC_CCM_CSCDR1, 22, 3);
135 clk[IMX5_CLK_ESDHC_B_PODF] = imx_clk_divider("esdhc_b_podf", "esdhc_b_pred", MXC_CCM_CSCDR1, 19, 3);
136 clk[IMX5_CLK_ESDHC_C_SEL] = imx_clk_mux("esdhc_c_sel", MXC_CCM_CSCMR1, 19, 1, esdhc_c_sel, ARRAY_SIZE(esdhc_c_sel));
137 clk[IMX5_CLK_ESDHC_D_SEL] = imx_clk_mux("esdhc_d_sel", MXC_CCM_CSCMR1, 18, 1, esdhc_d_sel, ARRAY_SIZE(esdhc_d_sel));
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]138
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]139 clk[IMX5_CLK_EMI_SEL] = imx_clk_mux("emi_sel", MXC_CCM_CBCDR, 26, 1,
140 emi_slow_sel, ARRAY_SIZE(emi_slow_sel));
141 clk[IMX5_CLK_EMI_SLOW_PODF] = imx_clk_divider("emi_slow_podf", "emi_sel", MXC_CCM_CBCDR, 22, 3);
142 clk[IMX5_CLK_NFC_PODF] = imx_clk_divider("nfc_podf", "emi_slow_podf", MXC_CCM_CBCDR, 13, 3);
143 clk[IMX5_CLK_ECSPI_SEL] = imx_clk_mux("ecspi_sel", MXC_CCM_CSCMR1, 4, 2,
144 standard_pll_sel, ARRAY_SIZE(standard_pll_sel));
145 clk[IMX5_CLK_ECSPI_PRED] = imx_clk_divider("ecspi_pred", "ecspi_sel", MXC_CCM_CSCDR2, 25, 3);
146 clk[IMX5_CLK_ECSPI_PODF] = imx_clk_divider("ecspi_podf", "ecspi_pred", MXC_CCM_CSCDR2, 19, 6);
147 clk[IMX5_CLK_USBOH3_SEL] = imx_clk_mux("usboh3_sel", MXC_CCM_CSCMR1, 22, 2,
148 standard_pll_sel, ARRAY_SIZE(standard_pll_sel));
149 clk[IMX5_CLK_USBOH3_PRED] = imx_clk_divider("usboh3_pred", "usboh3_sel", MXC_CCM_CSCDR1, 8, 3);
150 clk[IMX5_CLK_USBOH3_PODF] = imx_clk_divider("usboh3_podf", "usboh3_pred", MXC_CCM_CSCDR1, 6, 2);
151 clk[IMX5_CLK_USB_PHY_PRED] = imx_clk_divider("usb_phy_pred", "pll3_sw", MXC_CCM_CDCDR, 3, 3);
152 clk[IMX5_CLK_USB_PHY_PODF] = imx_clk_divider("usb_phy_podf", "usb_phy_pred", MXC_CCM_CDCDR, 0, 3);
153 clk[IMX5_CLK_USB_PHY_SEL] = imx_clk_mux("usb_phy_sel", MXC_CCM_CSCMR1, 26, 1,
154 usb_phy_sel_str, ARRAY_SIZE(usb_phy_sel_str));
155 clk[IMX5_CLK_CPU_PODF] = imx_clk_divider("cpu_podf", "pll1_sw", MXC_CCM_CACRR, 0, 3);
156 clk[IMX5_CLK_DI_PRED] = imx_clk_divider("di_pred", "pll3_sw", MXC_CCM_CDCDR, 6, 3);
157 clk[IMX5_CLK_IIM_GATE] = imx_clk_gate2("iim_gate", "ipg", MXC_CCM_CCGR0, 30);
158 clk[IMX5_CLK_UART1_IPG_GATE] = imx_clk_gate2("uart1_ipg_gate", "ipg", MXC_CCM_CCGR1, 6);
159 clk[IMX5_CLK_UART1_PER_GATE] = imx_clk_gate2("uart1_per_gate", "uart_root", MXC_CCM_CCGR1, 8);
160 clk[IMX5_CLK_UART2_IPG_GATE] = imx_clk_gate2("uart2_ipg_gate", "ipg", MXC_CCM_CCGR1, 10);
161 clk[IMX5_CLK_UART2_PER_GATE] = imx_clk_gate2("uart2_per_gate", "uart_root", MXC_CCM_CCGR1, 12);
162 clk[IMX5_CLK_UART3_IPG_GATE] = imx_clk_gate2("uart3_ipg_gate", "ipg", MXC_CCM_CCGR1, 14);
163 clk[IMX5_CLK_UART3_PER_GATE] = imx_clk_gate2("uart3_per_gate", "uart_root", MXC_CCM_CCGR1, 16);
164 clk[IMX5_CLK_I2C1_GATE] = imx_clk_gate2("i2c1_gate", "per_root", MXC_CCM_CCGR1, 18);
165 clk[IMX5_CLK_I2C2_GATE] = imx_clk_gate2("i2c2_gate", "per_root", MXC_CCM_CCGR1, 20);
166 clk[IMX5_CLK_PWM1_IPG_GATE] = imx_clk_gate2("pwm1_ipg_gate", "ipg", MXC_CCM_CCGR2, 10);
167 clk[IMX5_CLK_PWM1_HF_GATE] = imx_clk_gate2("pwm1_hf_gate", "per_root", MXC_CCM_CCGR2, 12);
168 clk[IMX5_CLK_PWM2_IPG_GATE] = imx_clk_gate2("pwm2_ipg_gate", "ipg", MXC_CCM_CCGR2, 14);
169 clk[IMX5_CLK_PWM2_HF_GATE] = imx_clk_gate2("pwm2_hf_gate", "per_root", MXC_CCM_CCGR2, 16);
170 clk[IMX5_CLK_GPT_IPG_GATE] = imx_clk_gate2("gpt_ipg_gate", "ipg", MXC_CCM_CCGR2, 18);
171 clk[IMX5_CLK_GPT_HF_GATE] = imx_clk_gate2("gpt_hf_gate", "per_root", MXC_CCM_CCGR2, 20);
172 clk[IMX5_CLK_FEC_GATE] = imx_clk_gate2("fec_gate", "ipg", MXC_CCM_CCGR2, 24);
173 clk[IMX5_CLK_USBOH3_GATE] = imx_clk_gate2("usboh3_gate", "ipg", MXC_CCM_CCGR2, 26);
174 clk[IMX5_CLK_USBOH3_PER_GATE] = imx_clk_gate2("usboh3_per_gate", "usboh3_podf", MXC_CCM_CCGR2, 28);
175 clk[IMX5_CLK_ESDHC1_IPG_GATE] = imx_clk_gate2("esdhc1_ipg_gate", "ipg", MXC_CCM_CCGR3, 0);
176 clk[IMX5_CLK_ESDHC2_IPG_GATE] = imx_clk_gate2("esdhc2_ipg_gate", "ipg", MXC_CCM_CCGR3, 4);
177 clk[IMX5_CLK_ESDHC3_IPG_GATE] = imx_clk_gate2("esdhc3_ipg_gate", "ipg", MXC_CCM_CCGR3, 8);
178 clk[IMX5_CLK_ESDHC4_IPG_GATE] = imx_clk_gate2("esdhc4_ipg_gate", "ipg", MXC_CCM_CCGR3, 12);
179 clk[IMX5_CLK_SSI1_IPG_GATE] = imx_clk_gate2("ssi1_ipg_gate", "ipg", MXC_CCM_CCGR3, 16);
180 clk[IMX5_CLK_SSI2_IPG_GATE] = imx_clk_gate2("ssi2_ipg_gate", "ipg", MXC_CCM_CCGR3, 20);
181 clk[IMX5_CLK_SSI3_IPG_GATE] = imx_clk_gate2("ssi3_ipg_gate", "ipg", MXC_CCM_CCGR3, 24);
182 clk[IMX5_CLK_ECSPI1_IPG_GATE] = imx_clk_gate2("ecspi1_ipg_gate", "ipg", MXC_CCM_CCGR4, 18);
183 clk[IMX5_CLK_ECSPI1_PER_GATE] = imx_clk_gate2("ecspi1_per_gate", "ecspi_podf", MXC_CCM_CCGR4, 20);
184 clk[IMX5_CLK_ECSPI2_IPG_GATE] = imx_clk_gate2("ecspi2_ipg_gate", "ipg", MXC_CCM_CCGR4, 22);
185 clk[IMX5_CLK_ECSPI2_PER_GATE] = imx_clk_gate2("ecspi2_per_gate", "ecspi_podf", MXC_CCM_CCGR4, 24);
186 clk[IMX5_CLK_CSPI_IPG_GATE] = imx_clk_gate2("cspi_ipg_gate", "ipg", MXC_CCM_CCGR4, 26);
187 clk[IMX5_CLK_SDMA_GATE] = imx_clk_gate2("sdma_gate", "ipg", MXC_CCM_CCGR4, 30);
188 clk[IMX5_CLK_EMI_FAST_GATE] = imx_clk_gate2("emi_fast_gate", "dummy", MXC_CCM_CCGR5, 14);
189 clk[IMX5_CLK_EMI_SLOW_GATE] = imx_clk_gate2("emi_slow_gate", "emi_slow_podf", MXC_CCM_CCGR5, 16);
190 clk[IMX5_CLK_IPU_SEL] = imx_clk_mux("ipu_sel", MXC_CCM_CBCMR, 6, 2, ipu_sel, ARRAY_SIZE(ipu_sel));
191 clk[IMX5_CLK_IPU_GATE] = imx_clk_gate2("ipu_gate", "ipu_sel", MXC_CCM_CCGR5, 10);
192 clk[IMX5_CLK_NFC_GATE] = imx_clk_gate2("nfc_gate", "nfc_podf", MXC_CCM_CCGR5, 20);
193 clk[IMX5_CLK_IPU_DI0_GATE] = imx_clk_gate2("ipu_di0_gate", "ipu_di0_sel", MXC_CCM_CCGR6, 10);
194 clk[IMX5_CLK_IPU_DI1_GATE] = imx_clk_gate2("ipu_di1_gate", "ipu_di1_sel", MXC_CCM_CCGR6, 12);
195 clk[IMX5_CLK_GPU3D_SEL] = imx_clk_mux("gpu3d_sel", MXC_CCM_CBCMR, 4, 2, gpu3d_sel, ARRAY_SIZE(gpu3d_sel));
196 clk[IMX5_CLK_GPU2D_SEL] = imx_clk_mux("gpu2d_sel", MXC_CCM_CBCMR, 16, 2, gpu2d_sel, ARRAY_SIZE(gpu2d_sel));
197 clk[IMX5_CLK_GPU3D_GATE] = imx_clk_gate2("gpu3d_gate", "gpu3d_sel", MXC_CCM_CCGR5, 2);
198 clk[IMX5_CLK_GARB_GATE] = imx_clk_gate2("garb_gate", "axi_a", MXC_CCM_CCGR5, 4);
199 clk[IMX5_CLK_GPU2D_GATE] = imx_clk_gate2("gpu2d_gate", "gpu2d_sel", MXC_CCM_CCGR6, 14);
200 clk[IMX5_CLK_VPU_SEL] = imx_clk_mux("vpu_sel", MXC_CCM_CBCMR, 14, 2, vpu_sel, ARRAY_SIZE(vpu_sel));
201 clk[IMX5_CLK_VPU_GATE] = imx_clk_gate2("vpu_gate", "vpu_sel", MXC_CCM_CCGR5, 6);
202 clk[IMX5_CLK_VPU_REFERENCE_GATE] = imx_clk_gate2("vpu_reference_gate", "osc", MXC_CCM_CCGR5, 8);
203 clk[IMX5_CLK_UART4_IPG_GATE] = imx_clk_gate2("uart4_ipg_gate", "ipg", MXC_CCM_CCGR7, 8);
204 clk[IMX5_CLK_UART4_PER_GATE] = imx_clk_gate2("uart4_per_gate", "uart_root", MXC_CCM_CCGR7, 10);
205 clk[IMX5_CLK_UART5_IPG_GATE] = imx_clk_gate2("uart5_ipg_gate", "ipg", MXC_CCM_CCGR7, 12);
206 clk[IMX5_CLK_UART5_PER_GATE] = imx_clk_gate2("uart5_per_gate", "uart_root", MXC_CCM_CCGR7, 14);
207 clk[IMX5_CLK_GPC_DVFS] = imx_clk_gate2("gpc_dvfs", "dummy", MXC_CCM_CCGR5, 24);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]208
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]209 clk[IMX5_CLK_SSI_APM] = imx_clk_mux("ssi_apm", MXC_CCM_CSCMR1, 8, 2, ssi_apm_sels, ARRAY_SIZE(ssi_apm_sels));
210 clk[IMX5_CLK_SSI1_ROOT_SEL] = imx_clk_mux("ssi1_root_sel", MXC_CCM_CSCMR1, 14, 2, ssi_clk_sels, ARRAY_SIZE(ssi_clk_sels));
211 clk[IMX5_CLK_SSI2_ROOT_SEL] = imx_clk_mux("ssi2_root_sel", MXC_CCM_CSCMR1, 12, 2, ssi_clk_sels, ARRAY_SIZE(ssi_clk_sels));
212 clk[IMX5_CLK_SSI3_ROOT_SEL] = imx_clk_mux("ssi3_root_sel", MXC_CCM_CSCMR1, 11, 1, ssi3_clk_sels, ARRAY_SIZE(ssi3_clk_sels));
213 clk[IMX5_CLK_SSI_EXT1_SEL] = imx_clk_mux("ssi_ext1_sel", MXC_CCM_CSCMR1, 28, 2, ssi_clk_sels, ARRAY_SIZE(ssi_clk_sels));
214 clk[IMX5_CLK_SSI_EXT2_SEL] = imx_clk_mux("ssi_ext2_sel", MXC_CCM_CSCMR1, 30, 2, ssi_clk_sels, ARRAY_SIZE(ssi_clk_sels));
215 clk[IMX5_CLK_SSI_EXT1_COM_SEL] = imx_clk_mux("ssi_ext1_com_sel", MXC_CCM_CSCMR1, 0, 1, ssi_ext1_com_sels, ARRAY_SIZE(ssi_ext1_com_sels));
216 clk[IMX5_CLK_SSI_EXT2_COM_SEL] = imx_clk_mux("ssi_ext2_com_sel", MXC_CCM_CSCMR1, 1, 1, ssi_ext2_com_sels, ARRAY_SIZE(ssi_ext2_com_sels));
217 clk[IMX5_CLK_SSI1_ROOT_PRED] = imx_clk_divider("ssi1_root_pred", "ssi1_root_sel", MXC_CCM_CS1CDR, 6, 3);
218 clk[IMX5_CLK_SSI1_ROOT_PODF] = imx_clk_divider("ssi1_root_podf", "ssi1_root_pred", MXC_CCM_CS1CDR, 0, 6);
219 clk[IMX5_CLK_SSI2_ROOT_PRED] = imx_clk_divider("ssi2_root_pred", "ssi2_root_sel", MXC_CCM_CS2CDR, 6, 3);
220 clk[IMX5_CLK_SSI2_ROOT_PODF] = imx_clk_divider("ssi2_root_podf", "ssi2_root_pred", MXC_CCM_CS2CDR, 0, 6);
221 clk[IMX5_CLK_SSI_EXT1_PRED] = imx_clk_divider("ssi_ext1_pred", "ssi_ext1_sel", MXC_CCM_CS1CDR, 22, 3);
222 clk[IMX5_CLK_SSI_EXT1_PODF] = imx_clk_divider("ssi_ext1_podf", "ssi_ext1_pred", MXC_CCM_CS1CDR, 16, 6);
223 clk[IMX5_CLK_SSI_EXT2_PRED] = imx_clk_divider("ssi_ext2_pred", "ssi_ext2_sel", MXC_CCM_CS2CDR, 22, 3);
224 clk[IMX5_CLK_SSI_EXT2_PODF] = imx_clk_divider("ssi_ext2_podf", "ssi_ext2_pred", MXC_CCM_CS2CDR, 16, 6);
225 clk[IMX5_CLK_SSI1_ROOT_GATE] = imx_clk_gate2("ssi1_root_gate", "ssi1_root_podf", MXC_CCM_CCGR3, 18);
226 clk[IMX5_CLK_SSI2_ROOT_GATE] = imx_clk_gate2("ssi2_root_gate", "ssi2_root_podf", MXC_CCM_CCGR3, 22);
227 clk[IMX5_CLK_SSI3_ROOT_GATE] = imx_clk_gate2("ssi3_root_gate", "ssi3_root_sel", MXC_CCM_CCGR3, 26);
228 clk[IMX5_CLK_SSI_EXT1_GATE] = imx_clk_gate2("ssi_ext1_gate", "ssi_ext1_com_sel", MXC_CCM_CCGR3, 28);
229 clk[IMX5_CLK_SSI_EXT2_GATE] = imx_clk_gate2("ssi_ext2_gate", "ssi_ext2_com_sel", MXC_CCM_CCGR3, 30);
230 clk[IMX5_CLK_EPIT1_IPG_GATE] = imx_clk_gate2("epit1_ipg_gate", "ipg", MXC_CCM_CCGR2, 2);
231 clk[IMX5_CLK_EPIT1_HF_GATE] = imx_clk_gate2("epit1_hf_gate", "per_root", MXC_CCM_CCGR2, 4);
232 clk[IMX5_CLK_EPIT2_IPG_GATE] = imx_clk_gate2("epit2_ipg_gate", "ipg", MXC_CCM_CCGR2, 6);
233 clk[IMX5_CLK_EPIT2_HF_GATE] = imx_clk_gate2("epit2_hf_gate", "per_root", MXC_CCM_CCGR2, 8);
234 clk[IMX5_CLK_OWIRE_GATE] = imx_clk_gate2("owire_gate", "per_root", MXC_CCM_CCGR2, 22);
235 clk[IMX5_CLK_SRTC_GATE] = imx_clk_gate2("srtc_gate", "per_root", MXC_CCM_CCGR4, 28);
236 clk[IMX5_CLK_PATA_GATE] = imx_clk_gate2("pata_gate", "ipg", MXC_CCM_CCGR4, 0);
237 clk[IMX5_CLK_SPDIF0_SEL] = imx_clk_mux("spdif0_sel", MXC_CCM_CSCMR2, 0, 2, spdif_sel, ARRAY_SIZE(spdif_sel));
238 clk[IMX5_CLK_SPDIF0_PRED] = imx_clk_divider("spdif0_pred", "spdif0_sel", MXC_CCM_CDCDR, 25, 3);
239 clk[IMX5_CLK_SPDIF0_PODF] = imx_clk_divider("spdif0_podf", "spdif0_pred", MXC_CCM_CDCDR, 19, 6);
240 clk[IMX5_CLK_SPDIF0_COM_SEL] = imx_clk_mux_flags("spdif0_com_sel", MXC_CCM_CSCMR2, 4, 1,
241 spdif0_com_sel, ARRAY_SIZE(spdif0_com_sel), CLK_SET_RATE_PARENT);
242 clk[IMX5_CLK_SPDIF0_GATE] = imx_clk_gate2("spdif0_gate", "spdif0_com_sel", MXC_CCM_CCGR5, 26);
243 clk[IMX5_CLK_SPDIF_IPG_GATE] = imx_clk_gate2("spdif_ipg_gate", "ipg", MXC_CCM_CCGR5, 30);
244 clk[IMX5_CLK_SAHARA_IPG_GATE] = imx_clk_gate2("sahara_ipg_gate", "ipg", MXC_CCM_CCGR4, 14);
Marek Vasut6fb89542013-11-22 12:05:02 +0100[diff] [blame]245 clk[IMX5_CLK_SATA_REF] = imx_clk_fixed_factor("sata_ref", "usb_phy1_gate", 1, 1);
Shawn Guo13b3a072012-05-03 20:15:57 +0800[diff] [blame]246
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]247 for (i = 0; i < ARRAY_SIZE(clk); i++)
248 if (IS_ERR(clk[i]))
249 pr_err("i.MX5 clk %d: register failed with %ld\n",
250 i, PTR_ERR(clk[i]));
Martin Fuzzeyf1550a12013-01-29 16:46:12 +0100[diff] [blame]251
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]252 clk_register_clkdev(clk[IMX5_CLK_GPT_HF_GATE], "per", "imx-gpt.0");
253 clk_register_clkdev(clk[IMX5_CLK_GPT_IPG_GATE], "ipg", "imx-gpt.0");
254 clk_register_clkdev(clk[IMX5_CLK_UART1_PER_GATE], "per", "imx21-uart.0");
255 clk_register_clkdev(clk[IMX5_CLK_UART1_IPG_GATE], "ipg", "imx21-uart.0");
256 clk_register_clkdev(clk[IMX5_CLK_UART2_PER_GATE], "per", "imx21-uart.1");
257 clk_register_clkdev(clk[IMX5_CLK_UART2_IPG_GATE], "ipg", "imx21-uart.1");
258 clk_register_clkdev(clk[IMX5_CLK_UART3_PER_GATE], "per", "imx21-uart.2");
259 clk_register_clkdev(clk[IMX5_CLK_UART3_IPG_GATE], "ipg", "imx21-uart.2");
260 clk_register_clkdev(clk[IMX5_CLK_UART4_PER_GATE], "per", "imx21-uart.3");
261 clk_register_clkdev(clk[IMX5_CLK_UART4_IPG_GATE], "ipg", "imx21-uart.3");
262 clk_register_clkdev(clk[IMX5_CLK_UART5_PER_GATE], "per", "imx21-uart.4");
263 clk_register_clkdev(clk[IMX5_CLK_UART5_IPG_GATE], "ipg", "imx21-uart.4");
264 clk_register_clkdev(clk[IMX5_CLK_ECSPI1_PER_GATE], "per", "imx51-ecspi.0");
265 clk_register_clkdev(clk[IMX5_CLK_ECSPI1_IPG_GATE], "ipg", "imx51-ecspi.0");
266 clk_register_clkdev(clk[IMX5_CLK_ECSPI2_PER_GATE], "per", "imx51-ecspi.1");
267 clk_register_clkdev(clk[IMX5_CLK_ECSPI2_IPG_GATE], "ipg", "imx51-ecspi.1");
268 clk_register_clkdev(clk[IMX5_CLK_CSPI_IPG_GATE], NULL, "imx35-cspi.2");
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]269 clk_register_clkdev(clk[IMX5_CLK_I2C1_GATE], NULL, "imx21-i2c.0");
270 clk_register_clkdev(clk[IMX5_CLK_I2C2_GATE], NULL, "imx21-i2c.1");
271 clk_register_clkdev(clk[IMX5_CLK_USBOH3_PER_GATE], "per", "mxc-ehci.0");
272 clk_register_clkdev(clk[IMX5_CLK_USBOH3_GATE], "ipg", "mxc-ehci.0");
273 clk_register_clkdev(clk[IMX5_CLK_USBOH3_GATE], "ahb", "mxc-ehci.0");
274 clk_register_clkdev(clk[IMX5_CLK_USBOH3_PER_GATE], "per", "mxc-ehci.1");
275 clk_register_clkdev(clk[IMX5_CLK_USBOH3_GATE], "ipg", "mxc-ehci.1");
276 clk_register_clkdev(clk[IMX5_CLK_USBOH3_GATE], "ahb", "mxc-ehci.1");
277 clk_register_clkdev(clk[IMX5_CLK_USBOH3_PER_GATE], "per", "mxc-ehci.2");
278 clk_register_clkdev(clk[IMX5_CLK_USBOH3_GATE], "ipg", "mxc-ehci.2");
279 clk_register_clkdev(clk[IMX5_CLK_USBOH3_GATE], "ahb", "mxc-ehci.2");
280 clk_register_clkdev(clk[IMX5_CLK_USBOH3_PER_GATE], "per", "imx-udc-mx51");
281 clk_register_clkdev(clk[IMX5_CLK_USBOH3_GATE], "ipg", "imx-udc-mx51");
282 clk_register_clkdev(clk[IMX5_CLK_USBOH3_GATE], "ahb", "imx-udc-mx51");
283 clk_register_clkdev(clk[IMX5_CLK_NFC_GATE], NULL, "imx51-nand");
284 clk_register_clkdev(clk[IMX5_CLK_SSI1_IPG_GATE], NULL, "imx-ssi.0");
285 clk_register_clkdev(clk[IMX5_CLK_SSI2_IPG_GATE], NULL, "imx-ssi.1");
286 clk_register_clkdev(clk[IMX5_CLK_SSI3_IPG_GATE], NULL, "imx-ssi.2");
287 clk_register_clkdev(clk[IMX5_CLK_SDMA_GATE], NULL, "imx35-sdma");
288 clk_register_clkdev(clk[IMX5_CLK_CPU_PODF], NULL, "cpu0");
289 clk_register_clkdev(clk[IMX5_CLK_IIM_GATE], "iim", NULL);
290 clk_register_clkdev(clk[IMX5_CLK_DUMMY], NULL, "imx2-wdt.0");
291 clk_register_clkdev(clk[IMX5_CLK_DUMMY], NULL, "imx2-wdt.1");
292 clk_register_clkdev(clk[IMX5_CLK_DUMMY], NULL, "imx-keypad");
293 clk_register_clkdev(clk[IMX5_CLK_IPU_DI1_GATE], "di1", "imx-tve.0");
294 clk_register_clkdev(clk[IMX5_CLK_GPC_DVFS], "gpc_dvfs", NULL);
295 clk_register_clkdev(clk[IMX5_CLK_EPIT1_IPG_GATE], "ipg", "imx-epit.0");
296 clk_register_clkdev(clk[IMX5_CLK_EPIT1_HF_GATE], "per", "imx-epit.0");
297 clk_register_clkdev(clk[IMX5_CLK_EPIT2_IPG_GATE], "ipg", "imx-epit.1");
298 clk_register_clkdev(clk[IMX5_CLK_EPIT2_HF_GATE], "per", "imx-epit.1");
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]299
300 /* Set SDHC parents to be PLL2 */
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]301 clk_set_parent(clk[IMX5_CLK_ESDHC_A_SEL], clk[IMX5_CLK_PLL2_SW]);
302 clk_set_parent(clk[IMX5_CLK_ESDHC_B_SEL], clk[IMX5_CLK_PLL2_SW]);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]303
304 /* move usb phy clk to 24MHz */
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]305 clk_set_parent(clk[IMX5_CLK_USB_PHY_SEL], clk[IMX5_CLK_OSC]);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]306
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]307 clk_prepare_enable(clk[IMX5_CLK_GPC_DVFS]);
308 clk_prepare_enable(clk[IMX5_CLK_AHB_MAX]); /* esdhc3 */
309 clk_prepare_enable(clk[IMX5_CLK_AIPS_TZ1]);
310 clk_prepare_enable(clk[IMX5_CLK_AIPS_TZ2]); /* fec */
311 clk_prepare_enable(clk[IMX5_CLK_SPBA]);
312 clk_prepare_enable(clk[IMX5_CLK_EMI_FAST_GATE]); /* fec */
313 clk_prepare_enable(clk[IMX5_CLK_EMI_SLOW_GATE]); /* eim */
314 clk_prepare_enable(clk[IMX5_CLK_MIPI_HSC1_GATE]);
315 clk_prepare_enable(clk[IMX5_CLK_MIPI_HSC2_GATE]);
316 clk_prepare_enable(clk[IMX5_CLK_MIPI_ESC_GATE]);
317 clk_prepare_enable(clk[IMX5_CLK_MIPI_HSP_GATE]);
318 clk_prepare_enable(clk[IMX5_CLK_TMAX1]);
319 clk_prepare_enable(clk[IMX5_CLK_TMAX2]); /* esdhc2, fec */
320 clk_prepare_enable(clk[IMX5_CLK_TMAX3]); /* esdhc1, esdhc4 */
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]321}
322
Greg Ungerer7a9cc1a2013-10-29 15:15:52 +1000[diff] [blame]323static void __init mx50_clocks_init(struct device_node *np)
324{
325 void __iomem *base;
326 unsigned long r;
327 int i, irq;
328
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]329 clk[IMX5_CLK_PLL1_SW] = imx_clk_pllv2("pll1_sw", "osc", MX53_DPLL1_BASE);
330 clk[IMX5_CLK_PLL2_SW] = imx_clk_pllv2("pll2_sw", "osc", MX53_DPLL2_BASE);
331 clk[IMX5_CLK_PLL3_SW] = imx_clk_pllv2("pll3_sw", "osc", MX53_DPLL3_BASE);
Greg Ungerer7a9cc1a2013-10-29 15:15:52 +1000[diff] [blame]332
Marc Kleine-Budde630a2122013-11-25 18:03:57 +0100[diff] [blame]333 clk[IMX5_CLK_LP_APM] = imx_clk_mux("lp_apm", MXC_CCM_CCSR, 10, 1,
334 lp_apm_sel, ARRAY_SIZE(lp_apm_sel));
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]335 clk[IMX5_CLK_ESDHC1_PER_GATE] = imx_clk_gate2("esdhc1_per_gate", "esdhc_a_podf", MXC_CCM_CCGR3, 2);
336 clk[IMX5_CLK_ESDHC2_PER_GATE] = imx_clk_gate2("esdhc2_per_gate", "esdhc_c_sel", MXC_CCM_CCGR3, 6);
337 clk[IMX5_CLK_ESDHC3_PER_GATE] = imx_clk_gate2("esdhc3_per_gate", "esdhc_b_podf", MXC_CCM_CCGR3, 10);
338 clk[IMX5_CLK_ESDHC4_PER_GATE] = imx_clk_gate2("esdhc4_per_gate", "esdhc_d_sel", MXC_CCM_CCGR3, 14);
339 clk[IMX5_CLK_USB_PHY1_GATE] = imx_clk_gate2("usb_phy1_gate", "usb_phy_sel", MXC_CCM_CCGR4, 10);
340 clk[IMX5_CLK_USB_PHY2_GATE] = imx_clk_gate2("usb_phy2_gate", "usb_phy_sel", MXC_CCM_CCGR4, 12);
341 clk[IMX5_CLK_I2C3_GATE] = imx_clk_gate2("i2c3_gate", "per_root", MXC_CCM_CCGR1, 22);
Greg Ungerer7a9cc1a2013-10-29 15:15:52 +1000[diff] [blame]342
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]343 clk[IMX5_CLK_CKO1_SEL] = imx_clk_mux("cko1_sel", MXC_CCM_CCOSR, 0, 4,
344 mx53_cko1_sel, ARRAY_SIZE(mx53_cko1_sel));
345 clk[IMX5_CLK_CKO1_PODF] = imx_clk_divider("cko1_podf", "cko1_sel", MXC_CCM_CCOSR, 4, 3);
346 clk[IMX5_CLK_CKO1] = imx_clk_gate2("cko1", "cko1_podf", MXC_CCM_CCOSR, 7);
Greg Ungerer7a9cc1a2013-10-29 15:15:52 +1000[diff] [blame]347
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]348 clk[IMX5_CLK_CKO2_SEL] = imx_clk_mux("cko2_sel", MXC_CCM_CCOSR, 16, 5,
349 mx53_cko2_sel, ARRAY_SIZE(mx53_cko2_sel));
350 clk[IMX5_CLK_CKO2_PODF] = imx_clk_divider("cko2_podf", "cko2_sel", MXC_CCM_CCOSR, 21, 3);
351 clk[IMX5_CLK_CKO2] = imx_clk_gate2("cko2", "cko2_podf", MXC_CCM_CCOSR, 24);
Greg Ungerer7a9cc1a2013-10-29 15:15:52 +1000[diff] [blame]352
353 for (i = 0; i < ARRAY_SIZE(clk); i++)
354 if (IS_ERR(clk[i]))
355 pr_err("i.MX50 clk %d: register failed with %ld\n",
356 i, PTR_ERR(clk[i]));
357
358 clk_data.clks = clk;
359 clk_data.clk_num = ARRAY_SIZE(clk);
360 of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
361
362 mx5_clocks_common_init(0, 0, 0, 0);
363
364 /* set SDHC root clock to 200MHZ*/
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]365 clk_set_rate(clk[IMX5_CLK_ESDHC_A_PODF], 200000000);
366 clk_set_rate(clk[IMX5_CLK_ESDHC_B_PODF], 200000000);
Greg Ungerer7a9cc1a2013-10-29 15:15:52 +1000[diff] [blame]367
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]368 clk_prepare_enable(clk[IMX5_CLK_IIM_GATE]);
Greg Ungerer7a9cc1a2013-10-29 15:15:52 +1000[diff] [blame]369 imx_print_silicon_rev("i.MX50", IMX_CHIP_REVISION_1_1);
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]370 clk_disable_unprepare(clk[IMX5_CLK_IIM_GATE]);
Greg Ungerer7a9cc1a2013-10-29 15:15:52 +1000[diff] [blame]371
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]372 r = clk_round_rate(clk[IMX5_CLK_USBOH3_PER_GATE], 54000000);
373 clk_set_rate(clk[IMX5_CLK_USBOH3_PER_GATE], r);
Greg Ungerer7a9cc1a2013-10-29 15:15:52 +1000[diff] [blame]374
375 np = of_find_compatible_node(NULL, NULL, "fsl,imx50-gpt");
376 base = of_iomap(np, 0);
377 WARN_ON(!base);
378 irq = irq_of_parse_and_map(np, 0);
379 mxc_timer_init(base, irq);
380}
381CLK_OF_DECLARE(imx50_ccm, "fsl,imx50-ccm", mx50_clocks_init);
382
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]383int __init mx51_clocks_init(unsigned long rate_ckil, unsigned long rate_osc,
384 unsigned long rate_ckih1, unsigned long rate_ckih2)
385{
386 int i;
Sascha Hauer69155fd2012-12-11 10:08:50 +0100[diff] [blame]387 u32 val;
Fabio Estevamf40f38d2012-11-21 13:43:05 -0200[diff] [blame]388 struct device_node *np;
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]389
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]390 clk[IMX5_CLK_PLL1_SW] = imx_clk_pllv2("pll1_sw", "osc", MX51_DPLL1_BASE);
391 clk[IMX5_CLK_PLL2_SW] = imx_clk_pllv2("pll2_sw", "osc", MX51_DPLL2_BASE);
392 clk[IMX5_CLK_PLL3_SW] = imx_clk_pllv2("pll3_sw", "osc", MX51_DPLL3_BASE);
Marc Kleine-Budde630a2122013-11-25 18:03:57 +0100[diff] [blame]393 clk[IMX5_CLK_LP_APM] = imx_clk_mux("lp_apm", MXC_CCM_CCSR, 9, 1,
394 lp_apm_sel, ARRAY_SIZE(lp_apm_sel));
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]395 clk[IMX5_CLK_IPU_DI0_SEL] = imx_clk_mux("ipu_di0_sel", MXC_CCM_CSCMR2, 26, 3,
396 mx51_ipu_di0_sel, ARRAY_SIZE(mx51_ipu_di0_sel));
397 clk[IMX5_CLK_IPU_DI1_SEL] = imx_clk_mux("ipu_di1_sel", MXC_CCM_CSCMR2, 29, 3,
398 mx51_ipu_di1_sel, ARRAY_SIZE(mx51_ipu_di1_sel));
399 clk[IMX5_CLK_TVE_EXT_SEL] = imx_clk_mux_flags("tve_ext_sel", MXC_CCM_CSCMR1, 6, 1,
400 mx51_tve_ext_sel, ARRAY_SIZE(mx51_tve_ext_sel), CLK_SET_RATE_PARENT);
401 clk[IMX5_CLK_TVE_SEL] = imx_clk_mux("tve_sel", MXC_CCM_CSCMR1, 7, 1,
402 mx51_tve_sel, ARRAY_SIZE(mx51_tve_sel));
403 clk[IMX5_CLK_TVE_GATE] = imx_clk_gate2("tve_gate", "tve_sel", MXC_CCM_CCGR2, 30);
404 clk[IMX5_CLK_TVE_PRED] = imx_clk_divider("tve_pred", "pll3_sw", MXC_CCM_CDCDR, 28, 3);
405 clk[IMX5_CLK_ESDHC1_PER_GATE] = imx_clk_gate2("esdhc1_per_gate", "esdhc_a_podf", MXC_CCM_CCGR3, 2);
406 clk[IMX5_CLK_ESDHC2_PER_GATE] = imx_clk_gate2("esdhc2_per_gate", "esdhc_b_podf", MXC_CCM_CCGR3, 6);
407 clk[IMX5_CLK_ESDHC3_PER_GATE] = imx_clk_gate2("esdhc3_per_gate", "esdhc_c_sel", MXC_CCM_CCGR3, 10);
408 clk[IMX5_CLK_ESDHC4_PER_GATE] = imx_clk_gate2("esdhc4_per_gate", "esdhc_d_sel", MXC_CCM_CCGR3, 14);
409 clk[IMX5_CLK_USB_PHY_GATE] = imx_clk_gate2("usb_phy_gate", "usb_phy_sel", MXC_CCM_CCGR2, 0);
410 clk[IMX5_CLK_HSI2C_GATE] = imx_clk_gate2("hsi2c_gate", "ipg", MXC_CCM_CCGR1, 22);
411 clk[IMX5_CLK_MIPI_HSC1_GATE] = imx_clk_gate2("mipi_hsc1_gate", "ipg", MXC_CCM_CCGR4, 6);
412 clk[IMX5_CLK_MIPI_HSC2_GATE] = imx_clk_gate2("mipi_hsc2_gate", "ipg", MXC_CCM_CCGR4, 8);
413 clk[IMX5_CLK_MIPI_ESC_GATE] = imx_clk_gate2("mipi_esc_gate", "ipg", MXC_CCM_CCGR4, 10);
414 clk[IMX5_CLK_MIPI_HSP_GATE] = imx_clk_gate2("mipi_hsp_gate", "ipg", MXC_CCM_CCGR4, 12);
415 clk[IMX5_CLK_SPDIF_XTAL_SEL] = imx_clk_mux("spdif_xtal_sel", MXC_CCM_CSCMR1, 2, 2,
416 mx51_spdif_xtal_sel, ARRAY_SIZE(mx51_spdif_xtal_sel));
417 clk[IMX5_CLK_SPDIF1_SEL] = imx_clk_mux("spdif1_sel", MXC_CCM_CSCMR2, 2, 2,
418 spdif_sel, ARRAY_SIZE(spdif_sel));
419 clk[IMX5_CLK_SPDIF1_PRED] = imx_clk_divider("spdif1_pred", "spdif1_sel", MXC_CCM_CDCDR, 16, 3);
420 clk[IMX5_CLK_SPDIF1_PODF] = imx_clk_divider("spdif1_podf", "spdif1_pred", MXC_CCM_CDCDR, 9, 6);
421 clk[IMX5_CLK_SPDIF1_COM_SEL] = imx_clk_mux("spdif1_com_sel", MXC_CCM_CSCMR2, 5, 1,
422 mx51_spdif1_com_sel, ARRAY_SIZE(mx51_spdif1_com_sel));
423 clk[IMX5_CLK_SPDIF1_GATE] = imx_clk_gate2("spdif1_gate", "spdif1_com_sel", MXC_CCM_CCGR5, 28);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]424
425 for (i = 0; i < ARRAY_SIZE(clk); i++)
426 if (IS_ERR(clk[i]))
427 pr_err("i.MX51 clk %d: register failed with %ld\n",
428 i, PTR_ERR(clk[i]));
429
Fabio Estevamf40f38d2012-11-21 13:43:05 -0200[diff] [blame]430 np = of_find_compatible_node(NULL, NULL, "fsl,imx51-ccm");
431 clk_data.clks = clk;
432 clk_data.clk_num = ARRAY_SIZE(clk);
433 of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
434
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]435 mx5_clocks_common_init(rate_ckil, rate_osc, rate_ckih1, rate_ckih2);
436
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]437 clk_register_clkdev(clk[IMX5_CLK_HSI2C_GATE], NULL, "imx21-i2c.2");
438 clk_register_clkdev(clk[IMX5_CLK_MX51_MIPI], "mipi_hsp", NULL);
439 clk_register_clkdev(clk[IMX5_CLK_VPU_GATE], NULL, "imx51-vpu.0");
440 clk_register_clkdev(clk[IMX5_CLK_FEC_GATE], NULL, "imx27-fec.0");
441 clk_register_clkdev(clk[IMX5_CLK_USB_PHY_GATE], "phy", "mxc-ehci.0");
442 clk_register_clkdev(clk[IMX5_CLK_ESDHC1_IPG_GATE], "ipg", "sdhci-esdhc-imx51.0");
443 clk_register_clkdev(clk[IMX5_CLK_DUMMY], "ahb", "sdhci-esdhc-imx51.0");
444 clk_register_clkdev(clk[IMX5_CLK_ESDHC1_PER_GATE], "per", "sdhci-esdhc-imx51.0");
445 clk_register_clkdev(clk[IMX5_CLK_ESDHC2_IPG_GATE], "ipg", "sdhci-esdhc-imx51.1");
446 clk_register_clkdev(clk[IMX5_CLK_DUMMY], "ahb", "sdhci-esdhc-imx51.1");
447 clk_register_clkdev(clk[IMX5_CLK_ESDHC2_PER_GATE], "per", "sdhci-esdhc-imx51.1");
448 clk_register_clkdev(clk[IMX5_CLK_ESDHC3_IPG_GATE], "ipg", "sdhci-esdhc-imx51.2");
449 clk_register_clkdev(clk[IMX5_CLK_DUMMY], "ahb", "sdhci-esdhc-imx51.2");
450 clk_register_clkdev(clk[IMX5_CLK_ESDHC3_PER_GATE], "per", "sdhci-esdhc-imx51.2");
451 clk_register_clkdev(clk[IMX5_CLK_ESDHC4_IPG_GATE], "ipg", "sdhci-esdhc-imx51.3");
452 clk_register_clkdev(clk[IMX5_CLK_DUMMY], "ahb", "sdhci-esdhc-imx51.3");
453 clk_register_clkdev(clk[IMX5_CLK_ESDHC4_PER_GATE], "per", "sdhci-esdhc-imx51.3");
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]454
455 /* set the usboh3 parent to pll2_sw */
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]456 clk_set_parent(clk[IMX5_CLK_USBOH3_SEL], clk[IMX5_CLK_PLL2_SW]);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]457
458 /* set SDHC root clock to 166.25MHZ*/
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]459 clk_set_rate(clk[IMX5_CLK_ESDHC_A_PODF], 166250000);
460 clk_set_rate(clk[IMX5_CLK_ESDHC_B_PODF], 166250000);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]461
462 /* System timer */
Sascha Hauer2cfb4512012-05-16 12:29:53 +0200[diff] [blame]463 mxc_timer_init(MX51_IO_ADDRESS(MX51_GPT1_BASE_ADDR), MX51_INT_GPT);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]464
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]465 clk_prepare_enable(clk[IMX5_CLK_IIM_GATE]);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]466 imx_print_silicon_rev("i.MX51", mx51_revision());
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]467 clk_disable_unprepare(clk[IMX5_CLK_IIM_GATE]);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]468
Sascha Hauer69155fd2012-12-11 10:08:50 +0100[diff] [blame]469 /*
470 * Reference Manual says: Functionality of CCDR[18] and CLPCR[23] is no
471 * longer supported. Set to one for better power saving.
472 *
473 * The effect of not setting these bits is that MIPI clocks can't be
474 * enabled without the IPU clock being enabled aswell.
475 */
476 val = readl(MXC_CCM_CCDR);
477 val |= 1 << 18;
478 writel(val, MXC_CCM_CCDR);
479
480 val = readl(MXC_CCM_CLPCR);
481 val |= 1 << 23;
482 writel(val, MXC_CCM_CLPCR);
483
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]484 return 0;
485}
486
Sebastian Hesselbarth4d9d18a2013-08-27 14:50:00 +0200[diff] [blame]487static void __init mx51_clocks_init_dt(struct device_node *np)
488{
489 mx51_clocks_init(0, 0, 0, 0);
490}
491CLK_OF_DECLARE(imx51_ccm, "fsl,imx51-ccm", mx51_clocks_init_dt);
492
493static void __init mx53_clocks_init(struct device_node *np)
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]494{
Fabio Estevambfcc7bc2013-10-01 00:21:12 -0300[diff] [blame]495 int i, irq;
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]496 unsigned long r;
Fabio Estevambfcc7bc2013-10-01 00:21:12 -0300[diff] [blame]497 void __iomem *base;
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]498
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]499 clk[IMX5_CLK_PLL1_SW] = imx_clk_pllv2("pll1_sw", "osc", MX53_DPLL1_BASE);
500 clk[IMX5_CLK_PLL2_SW] = imx_clk_pllv2("pll2_sw", "osc", MX53_DPLL2_BASE);
501 clk[IMX5_CLK_PLL3_SW] = imx_clk_pllv2("pll3_sw", "osc", MX53_DPLL3_BASE);
502 clk[IMX5_CLK_PLL4_SW] = imx_clk_pllv2("pll4_sw", "osc", MX53_DPLL4_BASE);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]503
Marc Kleine-Budde630a2122013-11-25 18:03:57 +0100[diff] [blame]504 clk[IMX5_CLK_LP_APM] = imx_clk_mux("lp_apm", MXC_CCM_CCSR, 10, 1,
505 lp_apm_sel, ARRAY_SIZE(lp_apm_sel));
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]506 clk[IMX5_CLK_LDB_DI1_DIV_3_5] = imx_clk_fixed_factor("ldb_di1_div_3_5", "ldb_di1_sel", 2, 7);
507 clk[IMX5_CLK_LDB_DI1_DIV] = imx_clk_divider_flags("ldb_di1_div", "ldb_di1_div_3_5", MXC_CCM_CSCMR2, 11, 1, 0);
508 clk[IMX5_CLK_LDB_DI1_SEL] = imx_clk_mux_flags("ldb_di1_sel", MXC_CCM_CSCMR2, 9, 1,
509 mx53_ldb_di1_sel, ARRAY_SIZE(mx53_ldb_di1_sel), CLK_SET_RATE_PARENT);
510 clk[IMX5_CLK_DI_PLL4_PODF] = imx_clk_divider("di_pll4_podf", "pll4_sw", MXC_CCM_CDCDR, 16, 3);
511 clk[IMX5_CLK_LDB_DI0_DIV_3_5] = imx_clk_fixed_factor("ldb_di0_div_3_5", "ldb_di0_sel", 2, 7);
512 clk[IMX5_CLK_LDB_DI0_DIV] = imx_clk_divider_flags("ldb_di0_div", "ldb_di0_div_3_5", MXC_CCM_CSCMR2, 10, 1, 0);
513 clk[IMX5_CLK_LDB_DI0_SEL] = imx_clk_mux_flags("ldb_di0_sel", MXC_CCM_CSCMR2, 8, 1,
514 mx53_ldb_di0_sel, ARRAY_SIZE(mx53_ldb_di0_sel), CLK_SET_RATE_PARENT);
Lothar Waßmannd5e9b242013-12-10 11:15:15 +0100[diff] [blame]515 clk[IMX5_CLK_LDB_DI0_GATE] = imx_clk_gate2("ldb_di0_gate", "ldb_di0_div", MXC_CCM_CCGR6, 28);
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]516 clk[IMX5_CLK_LDB_DI1_GATE] = imx_clk_gate2("ldb_di1_gate", "ldb_di1_div", MXC_CCM_CCGR6, 30);
517 clk[IMX5_CLK_IPU_DI0_SEL] = imx_clk_mux("ipu_di0_sel", MXC_CCM_CSCMR2, 26, 3,
518 mx53_ipu_di0_sel, ARRAY_SIZE(mx53_ipu_di0_sel));
519 clk[IMX5_CLK_IPU_DI1_SEL] = imx_clk_mux("ipu_di1_sel", MXC_CCM_CSCMR2, 29, 3,
520 mx53_ipu_di1_sel, ARRAY_SIZE(mx53_ipu_di1_sel));
521 clk[IMX5_CLK_TVE_EXT_SEL] = imx_clk_mux_flags("tve_ext_sel", MXC_CCM_CSCMR1, 6, 1,
522 mx53_tve_ext_sel, ARRAY_SIZE(mx53_tve_ext_sel), CLK_SET_RATE_PARENT);
523 clk[IMX5_CLK_TVE_GATE] = imx_clk_gate2("tve_gate", "tve_pred", MXC_CCM_CCGR2, 30);
524 clk[IMX5_CLK_TVE_PRED] = imx_clk_divider("tve_pred", "tve_ext_sel", MXC_CCM_CDCDR, 28, 3);
525 clk[IMX5_CLK_ESDHC1_PER_GATE] = imx_clk_gate2("esdhc1_per_gate", "esdhc_a_podf", MXC_CCM_CCGR3, 2);
526 clk[IMX5_CLK_ESDHC2_PER_GATE] = imx_clk_gate2("esdhc2_per_gate", "esdhc_c_sel", MXC_CCM_CCGR3, 6);
527 clk[IMX5_CLK_ESDHC3_PER_GATE] = imx_clk_gate2("esdhc3_per_gate", "esdhc_b_podf", MXC_CCM_CCGR3, 10);
528 clk[IMX5_CLK_ESDHC4_PER_GATE] = imx_clk_gate2("esdhc4_per_gate", "esdhc_d_sel", MXC_CCM_CCGR3, 14);
529 clk[IMX5_CLK_USB_PHY1_GATE] = imx_clk_gate2("usb_phy1_gate", "usb_phy_sel", MXC_CCM_CCGR4, 10);
530 clk[IMX5_CLK_USB_PHY2_GATE] = imx_clk_gate2("usb_phy2_gate", "usb_phy_sel", MXC_CCM_CCGR4, 12);
531 clk[IMX5_CLK_CAN_SEL] = imx_clk_mux("can_sel", MXC_CCM_CSCMR2, 6, 2,
532 mx53_can_sel, ARRAY_SIZE(mx53_can_sel));
533 clk[IMX5_CLK_CAN1_SERIAL_GATE] = imx_clk_gate2("can1_serial_gate", "can_sel", MXC_CCM_CCGR6, 22);
534 clk[IMX5_CLK_CAN1_IPG_GATE] = imx_clk_gate2("can1_ipg_gate", "ipg", MXC_CCM_CCGR6, 20);
535 clk[IMX5_CLK_OCRAM] = imx_clk_gate2("ocram", "ahb", MXC_CCM_CCGR6, 2);
536 clk[IMX5_CLK_CAN2_SERIAL_GATE] = imx_clk_gate2("can2_serial_gate", "can_sel", MXC_CCM_CCGR4, 8);
537 clk[IMX5_CLK_CAN2_IPG_GATE] = imx_clk_gate2("can2_ipg_gate", "ipg", MXC_CCM_CCGR4, 6);
538 clk[IMX5_CLK_I2C3_GATE] = imx_clk_gate2("i2c3_gate", "per_root", MXC_CCM_CCGR1, 22);
539 clk[IMX5_CLK_SATA_GATE] = imx_clk_gate2("sata_gate", "ipg", MXC_CCM_CCGR4, 2);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]540
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]541 clk[IMX5_CLK_CKO1_SEL] = imx_clk_mux("cko1_sel", MXC_CCM_CCOSR, 0, 4,
542 mx53_cko1_sel, ARRAY_SIZE(mx53_cko1_sel));
543 clk[IMX5_CLK_CKO1_PODF] = imx_clk_divider("cko1_podf", "cko1_sel", MXC_CCM_CCOSR, 4, 3);
544 clk[IMX5_CLK_CKO1] = imx_clk_gate2("cko1", "cko1_podf", MXC_CCM_CCOSR, 7);
Martin Fuzzey04b41e82013-03-19 17:57:01 +0100[diff] [blame]545
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]546 clk[IMX5_CLK_CKO2_SEL] = imx_clk_mux("cko2_sel", MXC_CCM_CCOSR, 16, 5,
547 mx53_cko2_sel, ARRAY_SIZE(mx53_cko2_sel));
548 clk[IMX5_CLK_CKO2_PODF] = imx_clk_divider("cko2_podf", "cko2_sel", MXC_CCM_CCOSR, 21, 3);
549 clk[IMX5_CLK_CKO2] = imx_clk_gate2("cko2", "cko2_podf", MXC_CCM_CCOSR, 24);
550 clk[IMX5_CLK_SPDIF_XTAL_SEL] = imx_clk_mux("spdif_xtal_sel", MXC_CCM_CSCMR1, 2, 2,
551 mx53_spdif_xtal_sel, ARRAY_SIZE(mx53_spdif_xtal_sel));
Martin Fuzzey04b41e82013-03-19 17:57:01 +0100[diff] [blame]552
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]553 for (i = 0; i < ARRAY_SIZE(clk); i++)
554 if (IS_ERR(clk[i]))
555 pr_err("i.MX53 clk %d: register failed with %ld\n",
556 i, PTR_ERR(clk[i]));
557
Fabio Estevamf40f38d2012-11-21 13:43:05 -0200[diff] [blame]558 clk_data.clks = clk;
559 clk_data.clk_num = ARRAY_SIZE(clk);
560 of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
561
Sebastian Hesselbarth4d9d18a2013-08-27 14:50:00 +0200[diff] [blame]562 mx5_clocks_common_init(0, 0, 0, 0);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]563
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]564 clk_register_clkdev(clk[IMX5_CLK_VPU_GATE], NULL, "imx53-vpu.0");
565 clk_register_clkdev(clk[IMX5_CLK_I2C3_GATE], NULL, "imx21-i2c.2");
566 clk_register_clkdev(clk[IMX5_CLK_FEC_GATE], NULL, "imx25-fec.0");
567 clk_register_clkdev(clk[IMX5_CLK_USB_PHY1_GATE], "usb_phy1", "mxc-ehci.0");
568 clk_register_clkdev(clk[IMX5_CLK_ESDHC1_IPG_GATE], "ipg", "sdhci-esdhc-imx53.0");
569 clk_register_clkdev(clk[IMX5_CLK_DUMMY], "ahb", "sdhci-esdhc-imx53.0");
570 clk_register_clkdev(clk[IMX5_CLK_ESDHC1_PER_GATE], "per", "sdhci-esdhc-imx53.0");
571 clk_register_clkdev(clk[IMX5_CLK_ESDHC2_IPG_GATE], "ipg", "sdhci-esdhc-imx53.1");
572 clk_register_clkdev(clk[IMX5_CLK_DUMMY], "ahb", "sdhci-esdhc-imx53.1");
573 clk_register_clkdev(clk[IMX5_CLK_ESDHC2_PER_GATE], "per", "sdhci-esdhc-imx53.1");
574 clk_register_clkdev(clk[IMX5_CLK_ESDHC3_IPG_GATE], "ipg", "sdhci-esdhc-imx53.2");
575 clk_register_clkdev(clk[IMX5_CLK_DUMMY], "ahb", "sdhci-esdhc-imx53.2");
576 clk_register_clkdev(clk[IMX5_CLK_ESDHC3_PER_GATE], "per", "sdhci-esdhc-imx53.2");
577 clk_register_clkdev(clk[IMX5_CLK_ESDHC4_IPG_GATE], "ipg", "sdhci-esdhc-imx53.3");
578 clk_register_clkdev(clk[IMX5_CLK_DUMMY], "ahb", "sdhci-esdhc-imx53.3");
579 clk_register_clkdev(clk[IMX5_CLK_ESDHC4_PER_GATE], "per", "sdhci-esdhc-imx53.3");
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]580
581 /* set SDHC root clock to 200MHZ*/
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]582 clk_set_rate(clk[IMX5_CLK_ESDHC_A_PODF], 200000000);
583 clk_set_rate(clk[IMX5_CLK_ESDHC_B_PODF], 200000000);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]584
Marc Kleine-Budde10471fa2013-11-25 22:15:21 +0100[diff] [blame]585 /* move can bus clk to 24MHz */
586 clk_set_parent(clk[IMX5_CLK_CAN_SEL], clk[IMX5_CLK_LP_APM]);
587
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]588 clk_prepare_enable(clk[IMX5_CLK_IIM_GATE]);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]589 imx_print_silicon_rev("i.MX53", mx53_revision());
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]590 clk_disable_unprepare(clk[IMX5_CLK_IIM_GATE]);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]591
Lucas Stach490dd882013-11-14 11:18:57 +0100[diff] [blame]592 r = clk_round_rate(clk[IMX5_CLK_USBOH3_PER_GATE], 54000000);
593 clk_set_rate(clk[IMX5_CLK_USBOH3_PER_GATE], r);
Fabio Estevambfcc7bc2013-10-01 00:21:12 -0300[diff] [blame]594
595 np = of_find_compatible_node(NULL, NULL, "fsl,imx53-gpt");
596 base = of_iomap(np, 0);
597 WARN_ON(!base);
598 irq = irq_of_parse_and_map(np, 0);
599 mxc_timer_init(base, irq);
Sascha Hauerb8d41762012-03-19 12:36:57 +0100[diff] [blame]600}
Sebastian Hesselbarth4d9d18a2013-08-27 14:50:00 +0200[diff] [blame]601CLK_OF_DECLARE(imx53_ccm, "fsl,imx53-ccm", mx53_clocks_init);