PRM device instance offset is now provided through the prm_init_data.
This gets rid of some cpu_is_X / soc_is_X calls from PRM core code,
preparing for PRM to be its own separate driver.
Signed-off-by: Tero Kristo <t-kristo@xxxxxx>
---
arch/arm/mach-omap2/prcm-common.h | 2 ++
arch/arm/mach-omap2/prm44xx.c | 2 ++
arch/arm/mach-omap2/prm_common.c | 28 +++++++++++++++++++++++++---
arch/arm/mach-omap2/prminst44xx.c | 18 +++++-------------
arch/arm/mach-omap2/prminst44xx.h | 1 +
5 files changed, 35 insertions(+), 16 deletions(-)
diff --git a/arch/arm/mach-omap2/prcm-common.h b/arch/arm/mach-omap2/prcm-common.h
index d0d81d0..89c09eb 100644
--- a/arch/arm/mach-omap2/prcm-common.h
+++ b/arch/arm/mach-omap2/prcm-common.h
@@ -524,6 +524,7 @@ struct of_device_id;
* @index: clock memory mapping index to be used
* @mem: IO mem pointer for this module
* @offset: module base address offset from the IO base
+ * @device_inst_offset: device instance offset within the module address space
* @init: low level PRCM init function for this module
* @np: device node for this PRCM module
*/
@@ -531,6 +532,7 @@ struct omap_prcm_init_data {
int index;
void __iomem *mem;
s16 offset;
+ s32 device_inst_offset;
int (*init)(const struct omap_prcm_init_data *data);
struct device_node *np;
};
diff --git a/arch/arm/mach-omap2/prm44xx.c b/arch/arm/mach-omap2/prm44xx.c
index e179dbe..1994dcc 100644
--- a/arch/arm/mach-omap2/prm44xx.c
+++ b/arch/arm/mach-omap2/prm44xx.c
@@ -712,6 +712,8 @@ int __init omap44xx_prm_init(const struct omap_prcm_init_data *data)
if (!soc_is_dra7xx())
prm_features |= PRM_HAS_VOLTAGE;
+ omap4_prminst_set_prm_dev_inst(data->device_inst_offset);
+
return prm_register(&omap44xx_prm_ll_data);
}
diff --git a/arch/arm/mach-omap2/prm_common.c b/arch/arm/mach-omap2/prm_common.c
index b2e1eee..0fc2da9 100644
--- a/arch/arm/mach-omap2/prm_common.c
+++ b/arch/arm/mach-omap2/prm_common.c
@@ -34,6 +34,9 @@
#include "prm3xxx.h"
#include "prm33xx.h"
#include "prm44xx.h"
+#include "prm54xx.h"
+#include "prm7xx.h"
+#include "prcm43xx.h"
#include "common.h"
#include "clock.h"
#include "cm.h"
@@ -647,6 +650,25 @@ static struct omap_prcm_init_data am3_prm_data __initdata = {
static struct omap_prcm_init_data omap4_prm_data __initdata = {
.index = CLK_MEMMAP_INDEX_PRM,
.init = omap44xx_prm_init,
+ .device_inst_offset = OMAP4430_PRM_DEVICE_INST,
+};
+
+static struct omap_prcm_init_data omap5_prm_data __initdata = {
+ .index = CLK_MEMMAP_INDEX_PRM,
+ .init = omap44xx_prm_init,
+ .device_inst_offset = OMAP54XX_PRM_DEVICE_INST,
+};
+
+static struct omap_prcm_init_data dra7_prm_data __initdata = {
+ .index = CLK_MEMMAP_INDEX_PRM,
+ .init = omap44xx_prm_init,
+ .device_inst_offset = DRA7XX_PRM_DEVICE_INST,
+};
+
+static struct omap_prcm_init_data am4_prm_data __initdata = {
+ .index = CLK_MEMMAP_INDEX_PRM,
+ .init = omap44xx_prm_init,
+ .device_inst_offset = AM43XX_PRM_DEVICE_INST,
};
static struct omap_prcm_init_data scrm_data __initdata = {
@@ -655,14 +677,14 @@ static struct omap_prcm_init_data scrm_data __initdata = {
static struct of_device_id omap_prcm_dt_match_table[] __initdata = {
{ .compatible = "ti,am3-prcm", .data = &am3_prm_data },
- { .compatible = "ti,am4-prcm", .data = &omap4_prm_data },
+ { .compatible = "ti,am4-prcm", .data = &am4_prm_data },
{ .compatible = "ti,omap2-prcm", .data = &omap2_prm_data },
{ .compatible = "ti,omap3-prm", .data = &omap3_prm_data },
{ .compatible = "ti,omap4-prm", .data = &omap4_prm_data },
{ .compatible = "ti,omap4-scrm", .data = &scrm_data },
- { .compatible = "ti,omap5-prm", .data = &omap4_prm_data },
+ { .compatible = "ti,omap5-prm", .data = &omap5_prm_data },
{ .compatible = "ti,omap5-scrm", .data = &scrm_data },
- { .compatible = "ti,dra7-prm", .data = &omap4_prm_data },
+ { .compatible = "ti,dra7-prm", .data = &dra7_prm_data },
{ }
};
diff --git a/arch/arm/mach-omap2/prminst44xx.c b/arch/arm/mach-omap2/prminst44xx.c
index 8adf7b1..c4859c4 100644
--- a/arch/arm/mach-omap2/prminst44xx.c
+++ b/arch/arm/mach-omap2/prminst44xx.c
@@ -47,22 +47,14 @@ void omap_prm_base_init(void)
s32 omap4_prmst_get_prm_dev_inst(void)
{
- if (prm_dev_inst != PRM_INSTANCE_UNKNOWN)
- return prm_dev_inst;
-
- /* This cannot be done way early at boot.. as things are not setup */
- if (cpu_is_omap44xx())
- prm_dev_inst = OMAP4430_PRM_DEVICE_INST;
- else if (soc_is_omap54xx())
- prm_dev_inst = OMAP54XX_PRM_DEVICE_INST;
- else if (soc_is_dra7xx())
- prm_dev_inst = DRA7XX_PRM_DEVICE_INST;
- else if (soc_is_am43xx())
- prm_dev_inst = AM43XX_PRM_DEVICE_INST;
-
return prm_dev_inst;
}
+void omap4_prminst_set_prm_dev_inst(s32 dev_inst)
+{
+ prm_dev_inst = dev_inst;
+}
+
/* Read a register in a PRM instance */
u32 omap4_prminst_read_inst_reg(u8 part, s16 inst, u16 idx)
{
diff --git a/arch/arm/mach-omap2/prminst44xx.h b/arch/arm/mach-omap2/prminst44xx.h
index fb1c9d7..0c03d07 100644
--- a/arch/arm/mach-omap2/prminst44xx.h
+++ b/arch/arm/mach-omap2/prminst44xx.h
@@ -14,6 +14,7 @@
#define PRM_INSTANCE_UNKNOWN -1
extern s32 omap4_prmst_get_prm_dev_inst(void);
+void omap4_prminst_set_prm_dev_inst(s32 dev_inst);
/*
* In an ideal world, we would not export these low-level functions,
--
1.7.9.5
--
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