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authorAmbresh K <ambresh@ti.com>2013-10-12 14:16:03 +0400
committerPaul Walmsley <paul@pwsan.com>2013-10-14 08:48:36 +0400
commitc9218fe63f5873f66349de8e2d3ad4cb3b24f00d (patch)
treef5106e79a14bcc5c54cb2ab3aeee198f454085b8 /arch
parenteadc62fc43f8d69d2d269c72cd23e8a59ed37355 (diff)
downloadlinux-c9218fe63f5873f66349de8e2d3ad4cb3b24f00d.tar.xz
ARM: OMAP2+: CM: AM43x clockdomain data
Add the data file to describe clock domains in AM43x SoC. OMAP4 clockdomain operations is being reused here. Signed-off-by: Ambresh K <ambresh@ti.com> Signed-off-by: Afzal Mohammed <afzal@ti.com> Acked-by: Rajendra Nayak <rnayak@ti.com> Acked-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Paul Walmsley <paul@pwsan.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-omap2/clockdomain.h2
-rw-r--r--arch/arm/mach-omap2/clockdomains43xx_data.c196
-rw-r--r--arch/arm/mach-omap2/cminst44xx.c9
3 files changed, 207 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/clockdomain.h b/arch/arm/mach-omap2/clockdomain.h
index 5431b0cae665..f17f00697cc0 100644
--- a/arch/arm/mach-omap2/clockdomain.h
+++ b/arch/arm/mach-omap2/clockdomain.h
@@ -218,6 +218,7 @@ extern void __init am33xx_clockdomains_init(void);
extern void __init omap44xx_clockdomains_init(void);
extern void __init omap54xx_clockdomains_init(void);
extern void __init dra7xx_clockdomains_init(void);
+void am43xx_clockdomains_init(void);
extern void clkdm_add_autodeps(struct clockdomain *clkdm);
extern void clkdm_del_autodeps(struct clockdomain *clkdm);
@@ -226,6 +227,7 @@ extern struct clkdm_ops omap2_clkdm_operations;
extern struct clkdm_ops omap3_clkdm_operations;
extern struct clkdm_ops omap4_clkdm_operations;
extern struct clkdm_ops am33xx_clkdm_operations;
+extern struct clkdm_ops am43xx_clkdm_operations;
extern struct clkdm_dep gfx_24xx_wkdeps[];
extern struct clkdm_dep dsp_24xx_wkdeps[];
diff --git a/arch/arm/mach-omap2/clockdomains43xx_data.c b/arch/arm/mach-omap2/clockdomains43xx_data.c
new file mode 100644
index 000000000000..6d71c6082a24
--- /dev/null
+++ b/arch/arm/mach-omap2/clockdomains43xx_data.c
@@ -0,0 +1,196 @@
+/*
+ * AM43xx Clock domains framework
+ *
+ * Copyright (C) 2013 Texas Instruments, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/io.h>
+
+#include "clockdomain.h"
+#include "prcm44xx.h"
+#include "prcm43xx.h"
+
+static struct clockdomain l4_cefuse_43xx_clkdm = {
+ .name = "l4_cefuse_clkdm",
+ .pwrdm = { .name = "cefuse_pwrdm" },
+ .prcm_partition = AM43XX_CM_PARTITION,
+ .cm_inst = AM43XX_CM_CEFUSE_INST,
+ .clkdm_offs = AM43XX_CM_CEFUSE_CEFUSE_CDOFFS,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain mpu_43xx_clkdm = {
+ .name = "mpu_clkdm",
+ .pwrdm = { .name = "mpu_pwrdm" },
+ .prcm_partition = AM43XX_CM_PARTITION,
+ .cm_inst = AM43XX_CM_MPU_INST,
+ .clkdm_offs = AM43XX_CM_MPU_MPU_CDOFFS,
+ .flags = CLKDM_CAN_HWSUP_SWSUP,
+};
+
+static struct clockdomain l4ls_43xx_clkdm = {
+ .name = "l4ls_clkdm",
+ .pwrdm = { .name = "per_pwrdm" },
+ .prcm_partition = AM43XX_CM_PARTITION,
+ .cm_inst = AM43XX_CM_PER_INST,
+ .clkdm_offs = AM43XX_CM_PER_L4LS_CDOFFS,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain tamper_43xx_clkdm = {
+ .name = "tamper_clkdm",
+ .pwrdm = { .name = "tamper_pwrdm" },
+ .prcm_partition = AM43XX_CM_PARTITION,
+ .cm_inst = AM43XX_CM_TAMPER_INST,
+ .clkdm_offs = AM43XX_CM_TAMPER_TAMPER_CDOFFS,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain l4_rtc_43xx_clkdm = {
+ .name = "l4_rtc_clkdm",
+ .pwrdm = { .name = "rtc_pwrdm" },
+ .prcm_partition = AM43XX_CM_PARTITION,
+ .cm_inst = AM43XX_CM_RTC_INST,
+ .clkdm_offs = AM43XX_CM_RTC_RTC_CDOFFS,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain pruss_ocp_43xx_clkdm = {
+ .name = "pruss_ocp_clkdm",
+ .pwrdm = { .name = "per_pwrdm" },
+ .prcm_partition = AM43XX_CM_PARTITION,
+ .cm_inst = AM43XX_CM_PER_INST,
+ .clkdm_offs = AM43XX_CM_PER_ICSS_CDOFFS,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain ocpwp_l3_43xx_clkdm = {
+ .name = "ocpwp_l3_clkdm",
+ .pwrdm = { .name = "per_pwrdm" },
+ .prcm_partition = AM43XX_CM_PARTITION,
+ .cm_inst = AM43XX_CM_PER_INST,
+ .clkdm_offs = AM43XX_CM_PER_OCPWP_L3_CDOFFS,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain l3s_tsc_43xx_clkdm = {
+ .name = "l3s_tsc_clkdm",
+ .pwrdm = { .name = "wkup_pwrdm" },
+ .prcm_partition = AM43XX_CM_PARTITION,
+ .cm_inst = AM43XX_CM_WKUP_INST,
+ .clkdm_offs = AM43XX_CM_WKUP_L3S_TSC_CDOFFS,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain dss_43xx_clkdm = {
+ .name = "dss_clkdm",
+ .pwrdm = { .name = "per_pwrdm" },
+ .prcm_partition = AM43XX_CM_PARTITION,
+ .cm_inst = AM43XX_CM_PER_INST,
+ .clkdm_offs = AM43XX_CM_PER_DSS_CDOFFS,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain l3_aon_43xx_clkdm = {
+ .name = "l3_aon_clkdm",
+ .pwrdm = { .name = "wkup_pwrdm" },
+ .prcm_partition = AM43XX_CM_PARTITION,
+ .cm_inst = AM43XX_CM_WKUP_INST,
+ .clkdm_offs = AM43XX_CM_WKUP_L3_AON_CDOFFS,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain emif_43xx_clkdm = {
+ .name = "emif_clkdm",
+ .pwrdm = { .name = "per_pwrdm" },
+ .prcm_partition = AM43XX_CM_PARTITION,
+ .cm_inst = AM43XX_CM_PER_INST,
+ .clkdm_offs = AM43XX_CM_PER_EMIF_CDOFFS,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain l4_wkup_aon_43xx_clkdm = {
+ .name = "l4_wkup_aon_clkdm",
+ .pwrdm = { .name = "wkup_pwrdm" },
+ .prcm_partition = AM43XX_CM_PARTITION,
+ .cm_inst = AM43XX_CM_WKUP_INST,
+ .clkdm_offs = AM43XX_CM_WKUP_L4_WKUP_AON_CDOFFS,
+};
+
+static struct clockdomain l3_43xx_clkdm = {
+ .name = "l3_clkdm",
+ .pwrdm = { .name = "per_pwrdm" },
+ .prcm_partition = AM43XX_CM_PARTITION,
+ .cm_inst = AM43XX_CM_PER_INST,
+ .clkdm_offs = AM43XX_CM_PER_L3_CDOFFS,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain l4_wkup_43xx_clkdm = {
+ .name = "l4_wkup_clkdm",
+ .pwrdm = { .name = "wkup_pwrdm" },
+ .prcm_partition = AM43XX_CM_PARTITION,
+ .cm_inst = AM43XX_CM_WKUP_INST,
+ .clkdm_offs = AM43XX_CM_WKUP_WKUP_CDOFFS,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain cpsw_125mhz_43xx_clkdm = {
+ .name = "cpsw_125mhz_clkdm",
+ .pwrdm = { .name = "per_pwrdm" },
+ .prcm_partition = AM43XX_CM_PARTITION,
+ .cm_inst = AM43XX_CM_PER_INST,
+ .clkdm_offs = AM43XX_CM_PER_CPSW_CDOFFS,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain gfx_l3_43xx_clkdm = {
+ .name = "gfx_l3_clkdm",
+ .pwrdm = { .name = "gfx_pwrdm" },
+ .prcm_partition = AM43XX_CM_PARTITION,
+ .cm_inst = AM43XX_CM_GFX_INST,
+ .clkdm_offs = AM43XX_CM_GFX_GFX_L3_CDOFFS,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain l3s_43xx_clkdm = {
+ .name = "l3s_clkdm",
+ .pwrdm = { .name = "per_pwrdm" },
+ .prcm_partition = AM43XX_CM_PARTITION,
+ .cm_inst = AM43XX_CM_PER_INST,
+ .clkdm_offs = AM43XX_CM_PER_L3S_CDOFFS,
+ .flags = CLKDM_CAN_SWSUP,
+};
+
+static struct clockdomain *clockdomains_am43xx[] __initdata = {
+ &l4_cefuse_43xx_clkdm,
+ &mpu_43xx_clkdm,
+ &l4ls_43xx_clkdm,
+ &tamper_43xx_clkdm,
+ &l4_rtc_43xx_clkdm,
+ &pruss_ocp_43xx_clkdm,
+ &ocpwp_l3_43xx_clkdm,
+ &l3s_tsc_43xx_clkdm,
+ &dss_43xx_clkdm,
+ &l3_aon_43xx_clkdm,
+ &emif_43xx_clkdm,
+ &l4_wkup_aon_43xx_clkdm,
+ &l3_43xx_clkdm,
+ &l4_wkup_43xx_clkdm,
+ &cpsw_125mhz_43xx_clkdm,
+ &gfx_l3_43xx_clkdm,
+ &l3s_43xx_clkdm,
+ NULL
+};
+
+void __init am43xx_clockdomains_init(void)
+{
+ clkdm_register_platform_funcs(&am43xx_clkdm_operations);
+ clkdm_register_clkdms(clockdomains_am43xx);
+ clkdm_complete_init();
+}
diff --git a/arch/arm/mach-omap2/cminst44xx.c b/arch/arm/mach-omap2/cminst44xx.c
index e95722230a0e..731ca134348c 100644
--- a/arch/arm/mach-omap2/cminst44xx.c
+++ b/arch/arm/mach-omap2/cminst44xx.c
@@ -483,3 +483,12 @@ struct clkdm_ops omap4_clkdm_operations = {
.clkdm_clk_enable = omap4_clkdm_clk_enable,
.clkdm_clk_disable = omap4_clkdm_clk_disable,
};
+
+struct clkdm_ops am43xx_clkdm_operations = {
+ .clkdm_sleep = omap4_clkdm_sleep,
+ .clkdm_wakeup = omap4_clkdm_wakeup,
+ .clkdm_allow_idle = omap4_clkdm_allow_idle,
+ .clkdm_deny_idle = omap4_clkdm_deny_idle,
+ .clkdm_clk_enable = omap4_clkdm_clk_enable,
+ .clkdm_clk_disable = omap4_clkdm_clk_disable,
+};