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-rw-r--r--arch/arm/mach-omap2/Makefile2
-rw-r--r--arch/arm/mach-omap2/clockdomain.h2
-rw-r--r--arch/arm/mach-omap2/clockdomain33xx.c74
-rw-r--r--arch/arm/mach-omap2/clockdomains33xx_data.c196
-rw-r--r--arch/arm/mach-omap2/io.c1
5 files changed, 275 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index b664dc8722aa..a4cf93242b0b 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -133,6 +133,8 @@ obj-$(CONFIG_ARCH_OMAP3) += clockdomains3xxx_data.o
133obj-$(CONFIG_ARCH_OMAP4) += $(clockdomain-common) 133obj-$(CONFIG_ARCH_OMAP4) += $(clockdomain-common)
134obj-$(CONFIG_ARCH_OMAP4) += clockdomain44xx.o 134obj-$(CONFIG_ARCH_OMAP4) += clockdomain44xx.o
135obj-$(CONFIG_ARCH_OMAP4) += clockdomains44xx_data.o 135obj-$(CONFIG_ARCH_OMAP4) += clockdomains44xx_data.o
136obj-$(CONFIG_SOC_AM33XX) += clockdomain33xx.o
137obj-$(CONFIG_SOC_AM33XX) += clockdomains33xx_data.o
136 138
137# Clock framework 139# Clock framework
138obj-$(CONFIG_ARCH_OMAP2) += $(clock-common) clock2xxx.o 140obj-$(CONFIG_ARCH_OMAP2) += $(clock-common) clock2xxx.o
diff --git a/arch/arm/mach-omap2/clockdomain.h b/arch/arm/mach-omap2/clockdomain.h
index f7b58609bad8..72cb12bbb9c3 100644
--- a/arch/arm/mach-omap2/clockdomain.h
+++ b/arch/arm/mach-omap2/clockdomain.h
@@ -195,6 +195,7 @@ int clkdm_hwmod_disable(struct clockdomain *clkdm, struct omap_hwmod *oh);
195extern void __init omap242x_clockdomains_init(void); 195extern void __init omap242x_clockdomains_init(void);
196extern void __init omap243x_clockdomains_init(void); 196extern void __init omap243x_clockdomains_init(void);
197extern void __init omap3xxx_clockdomains_init(void); 197extern void __init omap3xxx_clockdomains_init(void);
198extern void __init am33xx_clockdomains_init(void);
198extern void __init omap44xx_clockdomains_init(void); 199extern void __init omap44xx_clockdomains_init(void);
199extern void _clkdm_add_autodeps(struct clockdomain *clkdm); 200extern void _clkdm_add_autodeps(struct clockdomain *clkdm);
200extern void _clkdm_del_autodeps(struct clockdomain *clkdm); 201extern void _clkdm_del_autodeps(struct clockdomain *clkdm);
@@ -202,6 +203,7 @@ extern void _clkdm_del_autodeps(struct clockdomain *clkdm);
202extern struct clkdm_ops omap2_clkdm_operations; 203extern struct clkdm_ops omap2_clkdm_operations;
203extern struct clkdm_ops omap3_clkdm_operations; 204extern struct clkdm_ops omap3_clkdm_operations;
204extern struct clkdm_ops omap4_clkdm_operations; 205extern struct clkdm_ops omap4_clkdm_operations;
206extern struct clkdm_ops am33xx_clkdm_operations;
205 207
206extern struct clkdm_dep gfx_24xx_wkdeps[]; 208extern struct clkdm_dep gfx_24xx_wkdeps[];
207extern struct clkdm_dep dsp_24xx_wkdeps[]; 209extern struct clkdm_dep dsp_24xx_wkdeps[];
diff --git a/arch/arm/mach-omap2/clockdomain33xx.c b/arch/arm/mach-omap2/clockdomain33xx.c
new file mode 100644
index 000000000000..aca6388fad76
--- /dev/null
+++ b/arch/arm/mach-omap2/clockdomain33xx.c
@@ -0,0 +1,74 @@
1/*
2 * AM33XX clockdomain control
3 *
4 * Copyright (C) 2011-2012 Texas Instruments Incorporated - http://www.ti.com/
5 * Vaibhav Hiremath <hvaibhav@ti.com>
6 *
7 * Derived from mach-omap2/clockdomain44xx.c written by Rajendra Nayak
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation version 2.
12 *
13 * This program is distributed "as is" WITHOUT ANY WARRANTY of any
14 * kind, whether express or implied; without even the implied warranty
15 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 */
18
19#include <linux/kernel.h>
20
21#include "clockdomain.h"
22#include "cm33xx.h"
23
24
25static int am33xx_clkdm_sleep(struct clockdomain *clkdm)
26{
27 am33xx_cm_clkdm_force_sleep(clkdm->cm_inst, clkdm->clkdm_offs);
28 return 0;
29}
30
31static int am33xx_clkdm_wakeup(struct clockdomain *clkdm)
32{
33 am33xx_cm_clkdm_force_wakeup(clkdm->cm_inst, clkdm->clkdm_offs);
34 return 0;
35}
36
37static void am33xx_clkdm_allow_idle(struct clockdomain *clkdm)
38{
39 am33xx_cm_clkdm_enable_hwsup(clkdm->cm_inst, clkdm->clkdm_offs);
40}
41
42static void am33xx_clkdm_deny_idle(struct clockdomain *clkdm)
43{
44 am33xx_cm_clkdm_disable_hwsup(clkdm->cm_inst, clkdm->clkdm_offs);
45}
46
47static int am33xx_clkdm_clk_enable(struct clockdomain *clkdm)
48{
49 if (clkdm->flags & CLKDM_CAN_FORCE_WAKEUP)
50 return am33xx_clkdm_wakeup(clkdm);
51
52 return 0;
53}
54
55static int am33xx_clkdm_clk_disable(struct clockdomain *clkdm)
56{
57 bool hwsup = false;
58
59 hwsup = am33xx_cm_is_clkdm_in_hwsup(clkdm->cm_inst, clkdm->clkdm_offs);
60
61 if (!hwsup && (clkdm->flags & CLKDM_CAN_FORCE_SLEEP))
62 am33xx_clkdm_sleep(clkdm);
63
64 return 0;
65}
66
67struct clkdm_ops am33xx_clkdm_operations = {
68 .clkdm_sleep = am33xx_clkdm_sleep,
69 .clkdm_wakeup = am33xx_clkdm_wakeup,
70 .clkdm_allow_idle = am33xx_clkdm_allow_idle,
71 .clkdm_deny_idle = am33xx_clkdm_deny_idle,
72 .clkdm_clk_enable = am33xx_clkdm_clk_enable,
73 .clkdm_clk_disable = am33xx_clkdm_clk_disable,
74};
diff --git a/arch/arm/mach-omap2/clockdomains33xx_data.c b/arch/arm/mach-omap2/clockdomains33xx_data.c
new file mode 100644
index 000000000000..32c90fd9eba2
--- /dev/null
+++ b/arch/arm/mach-omap2/clockdomains33xx_data.c
@@ -0,0 +1,196 @@
1/*
2 * AM33XX Clock Domain data.
3 *
4 * Copyright (C) 2011-2012 Texas Instruments Incorporated - http://www.ti.com/
5 * Vaibhav Hiremath <hvaibhav@ti.com>
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation version 2.
10 *
11 * This program is distributed "as is" WITHOUT ANY WARRANTY of any
12 * kind, whether express or implied; without even the implied warranty
13 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 */
16
17#include <linux/kernel.h>
18#include <linux/io.h>
19
20#include "clockdomain.h"
21#include "cm.h"
22#include "cm33xx.h"
23#include "cm-regbits-33xx.h"
24
25static struct clockdomain l4ls_am33xx_clkdm = {
26 .name = "l4ls_clkdm",
27 .pwrdm = { .name = "per_pwrdm" },
28 .cm_inst = AM33XX_CM_PER_MOD,
29 .clkdm_offs = AM33XX_CM_PER_L4LS_CLKSTCTRL_OFFSET,
30 .flags = CLKDM_CAN_SWSUP,
31};
32
33static struct clockdomain l3s_am33xx_clkdm = {
34 .name = "l3s_clkdm",
35 .pwrdm = { .name = "per_pwrdm" },
36 .cm_inst = AM33XX_CM_PER_MOD,
37 .clkdm_offs = AM33XX_CM_PER_L3S_CLKSTCTRL_OFFSET,
38 .flags = CLKDM_CAN_SWSUP,
39};
40
41static struct clockdomain l4fw_am33xx_clkdm = {
42 .name = "l4fw_clkdm",
43 .pwrdm = { .name = "per_pwrdm" },
44 .cm_inst = AM33XX_CM_PER_MOD,
45 .clkdm_offs = AM33XX_CM_PER_L4FW_CLKSTCTRL_OFFSET,
46 .flags = CLKDM_CAN_SWSUP,
47};
48
49static struct clockdomain l3_am33xx_clkdm = {
50 .name = "l3_clkdm",
51 .pwrdm = { .name = "per_pwrdm" },
52 .cm_inst = AM33XX_CM_PER_MOD,
53 .clkdm_offs = AM33XX_CM_PER_L3_CLKSTCTRL_OFFSET,
54 .flags = CLKDM_CAN_SWSUP,
55};
56
57static struct clockdomain l4hs_am33xx_clkdm = {
58 .name = "l4hs_clkdm",
59 .pwrdm = { .name = "per_pwrdm" },
60 .cm_inst = AM33XX_CM_PER_MOD,
61 .clkdm_offs = AM33XX_CM_PER_L4HS_CLKSTCTRL_OFFSET,
62 .flags = CLKDM_CAN_SWSUP,
63};
64
65static struct clockdomain ocpwp_l3_am33xx_clkdm = {
66 .name = "ocpwp_l3_clkdm",
67 .pwrdm = { .name = "per_pwrdm" },
68 .cm_inst = AM33XX_CM_PER_MOD,
69 .clkdm_offs = AM33XX_CM_PER_OCPWP_L3_CLKSTCTRL_OFFSET,
70 .flags = CLKDM_CAN_SWSUP,
71};
72
73static struct clockdomain pruss_ocp_am33xx_clkdm = {
74 .name = "pruss_ocp_clkdm",
75 .pwrdm = { .name = "per_pwrdm" },
76 .cm_inst = AM33XX_CM_PER_MOD,
77 .clkdm_offs = AM33XX_CM_PER_PRUSS_CLKSTCTRL_OFFSET,
78 .flags = CLKDM_CAN_SWSUP,
79};
80
81static struct clockdomain cpsw_125mhz_am33xx_clkdm = {
82 .name = "cpsw_125mhz_clkdm",
83 .pwrdm = { .name = "per_pwrdm" },
84 .cm_inst = AM33XX_CM_PER_MOD,
85 .clkdm_offs = AM33XX_CM_PER_CPSW_CLKSTCTRL_OFFSET,
86 .flags = CLKDM_CAN_SWSUP,
87};
88
89static struct clockdomain lcdc_am33xx_clkdm = {
90 .name = "lcdc_clkdm",
91 .pwrdm = { .name = "per_pwrdm" },
92 .cm_inst = AM33XX_CM_PER_MOD,
93 .clkdm_offs = AM33XX_CM_PER_LCDC_CLKSTCTRL_OFFSET,
94 .flags = CLKDM_CAN_SWSUP,
95};
96
97static struct clockdomain clk_24mhz_am33xx_clkdm = {
98 .name = "clk_24mhz_clkdm",
99 .pwrdm = { .name = "per_pwrdm" },
100 .cm_inst = AM33XX_CM_PER_MOD,
101 .clkdm_offs = AM33XX_CM_PER_CLK_24MHZ_CLKSTCTRL_OFFSET,
102 .flags = CLKDM_CAN_SWSUP,
103};
104
105static struct clockdomain l4_wkup_am33xx_clkdm = {
106 .name = "l4_wkup_clkdm",
107 .pwrdm = { .name = "wkup_pwrdm" },
108 .cm_inst = AM33XX_CM_WKUP_MOD,
109 .clkdm_offs = AM33XX_CM_WKUP_CLKSTCTRL_OFFSET,
110 .flags = CLKDM_CAN_SWSUP,
111};
112
113static struct clockdomain l3_aon_am33xx_clkdm = {
114 .name = "l3_aon_clkdm",
115 .pwrdm = { .name = "wkup_pwrdm" },
116 .cm_inst = AM33XX_CM_WKUP_MOD,
117 .clkdm_offs = AM33XX_CM_L3_AON_CLKSTCTRL_OFFSET,
118 .flags = CLKDM_CAN_SWSUP,
119};
120
121static struct clockdomain l4_wkup_aon_am33xx_clkdm = {
122 .name = "l4_wkup_aon_clkdm",
123 .pwrdm = { .name = "wkup_pwrdm" },
124 .cm_inst = AM33XX_CM_WKUP_MOD,
125 .clkdm_offs = AM33XX_CM_L4_WKUP_AON_CLKSTCTRL_OFFSET,
126 .flags = CLKDM_CAN_SWSUP,
127};
128
129static struct clockdomain mpu_am33xx_clkdm = {
130 .name = "mpu_clkdm",
131 .pwrdm = { .name = "mpu_pwrdm" },
132 .cm_inst = AM33XX_CM_MPU_MOD,
133 .clkdm_offs = AM33XX_CM_MPU_CLKSTCTRL_OFFSET,
134 .flags = CLKDM_CAN_SWSUP,
135};
136
137static struct clockdomain l4_rtc_am33xx_clkdm = {
138 .name = "l4_rtc_clkdm",
139 .pwrdm = { .name = "rtc_pwrdm" },
140 .cm_inst = AM33XX_CM_RTC_MOD,
141 .clkdm_offs = AM33XX_CM_RTC_CLKSTCTRL_OFFSET,
142 .flags = CLKDM_CAN_SWSUP,
143};
144
145static struct clockdomain gfx_l3_am33xx_clkdm = {
146 .name = "gfx_l3_clkdm",
147 .pwrdm = { .name = "gfx_pwrdm" },
148 .cm_inst = AM33XX_CM_GFX_MOD,
149 .clkdm_offs = AM33XX_CM_GFX_L3_CLKSTCTRL_OFFSET,
150 .flags = CLKDM_CAN_SWSUP,
151};
152
153static struct clockdomain gfx_l4ls_gfx_am33xx_clkdm = {
154 .name = "gfx_l4ls_gfx_clkdm",
155 .pwrdm = { .name = "gfx_pwrdm" },
156 .cm_inst = AM33XX_CM_GFX_MOD,
157 .clkdm_offs = AM33XX_CM_GFX_L4LS_GFX_CLKSTCTRL__1_OFFSET,
158 .flags = CLKDM_CAN_SWSUP,
159};
160
161static struct clockdomain l4_cefuse_am33xx_clkdm = {
162 .name = "l4_cefuse_clkdm",
163 .pwrdm = { .name = "cefuse_pwrdm" },
164 .cm_inst = AM33XX_CM_CEFUSE_MOD,
165 .clkdm_offs = AM33XX_CM_CEFUSE_CLKSTCTRL_OFFSET,
166 .flags = CLKDM_CAN_SWSUP,
167};
168
169static struct clockdomain *clockdomains_am33xx[] __initdata = {
170 &l4ls_am33xx_clkdm,
171 &l3s_am33xx_clkdm,
172 &l4fw_am33xx_clkdm,
173 &l3_am33xx_clkdm,
174 &l4hs_am33xx_clkdm,
175 &ocpwp_l3_am33xx_clkdm,
176 &pruss_ocp_am33xx_clkdm,
177 &cpsw_125mhz_am33xx_clkdm,
178 &lcdc_am33xx_clkdm,
179 &clk_24mhz_am33xx_clkdm,
180 &l4_wkup_am33xx_clkdm,
181 &l3_aon_am33xx_clkdm,
182 &l4_wkup_aon_am33xx_clkdm,
183 &mpu_am33xx_clkdm,
184 &l4_rtc_am33xx_clkdm,
185 &gfx_l3_am33xx_clkdm,
186 &gfx_l4ls_gfx_am33xx_clkdm,
187 &l4_cefuse_am33xx_clkdm,
188 NULL,
189};
190
191void __init am33xx_clockdomains_init(void)
192{
193 clkdm_register_platform_funcs(&am33xx_clkdm_operations);
194 clkdm_register_clkdms(clockdomains_am33xx);
195 clkdm_complete_init();
196}
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index 3c885248b984..cb6c11cd8df9 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -486,6 +486,7 @@ void __init am33xx_init_early(void)
486 omap_common_init_early(); 486 omap_common_init_early();
487 am33xx_voltagedomains_init(); 487 am33xx_voltagedomains_init();
488 am33xx_powerdomains_init(); 488 am33xx_powerdomains_init();
489 am33xx_clockdomains_init();
489} 490}
490#endif 491#endif
491 492
generated by cgit v1.2.2 (git 2.25.0) at 2024-10-10 23:22:35 -0400