davinci: Move pinmux setup info to SoC infrastructure
The pinmux register base and setup can be different for different
SoCs so move the pinmux reg base, pinmux table (and its size) to
the SoC infrastructure.
Signed-off-by: Mark A. Greer <mgreer@mvista.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c
index 37f20a7..f735ed9 100644
--- a/arch/arm/mach-davinci/dm355.c
+++ b/arch/arm/mach-davinci/dm355.c
@@ -436,6 +436,7 @@
* reg offset mask mode
*/
static const struct mux_config dm355_pins[] = {
+#ifdef CONFIG_DAVINCI_MUX
MUX_CFG(DM355, MMCSD0, 4, 2, 1, 0, false)
MUX_CFG(DM355, SD1_CLK, 3, 6, 1, 1, false)
@@ -466,6 +467,7 @@
EVT_CFG(DM355, EVT8_ASP1_TX, 0, 1, 0, false)
EVT_CFG(DM355, EVT9_ASP1_RX, 1, 1, 0, false)
EVT_CFG(DM355, EVT26_MMC0_RX, 2, 1, 0, false)
+#endif
};
/*----------------------------------------------------------------------*/
@@ -558,12 +560,14 @@
.cpu_clks = dm355_clks,
.psc_bases = dm355_psc_bases,
.psc_bases_num = ARRAY_SIZE(dm355_psc_bases),
+ .pinmux_base = IO_ADDRESS(DAVINCI_SYSTEM_MODULE_BASE),
+ .pinmux_pins = dm355_pins,
+ .pinmux_pins_num = ARRAY_SIZE(dm355_pins),
};
void __init dm355_init(void)
{
davinci_common_init(&davinci_soc_info_dm355);
- davinci_mux_register(dm355_pins, ARRAY_SIZE(dm355_pins));;
}
static int __init dm355_init_devices(void)
diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c
index 7b15fab..b7c17dd 100644
--- a/arch/arm/mach-davinci/dm644x.c
+++ b/arch/arm/mach-davinci/dm644x.c
@@ -346,6 +346,7 @@
* reg offset mask mode
*/
static const struct mux_config dm644x_pins[] = {
+#ifdef CONFIG_DAVINCI_MUX
MUX_CFG(DM644X, HDIREN, 0, 16, 1, 1, true)
MUX_CFG(DM644X, ATAEN, 0, 17, 1, 1, true)
MUX_CFG(DM644X, ATAEN_DISABLE, 0, 17, 1, 0, true)
@@ -386,6 +387,7 @@
MUX_CFG(DM644X, LOEEN, 0, 24, 1, 1, true)
MUX_CFG(DM644X, LFLDEN, 0, 25, 1, 1, false)
+#endif
};
/*----------------------------------------------------------------------*/
@@ -498,12 +500,14 @@
.cpu_clks = dm644x_clks,
.psc_bases = dm644x_psc_bases,
.psc_bases_num = ARRAY_SIZE(dm644x_psc_bases),
+ .pinmux_base = IO_ADDRESS(DAVINCI_SYSTEM_MODULE_BASE),
+ .pinmux_pins = dm644x_pins,
+ .pinmux_pins_num = ARRAY_SIZE(dm644x_pins),
};
void __init dm644x_init(void)
{
davinci_common_init(&davinci_soc_info_dm644x);
- davinci_mux_register(dm644x_pins, ARRAY_SIZE(dm644x_pins));
}
static int __init dm644x_init_devices(void)
diff --git a/arch/arm/mach-davinci/dm646x.c b/arch/arm/mach-davinci/dm646x.c
index 3c61543..299d8d9 100644
--- a/arch/arm/mach-davinci/dm646x.c
+++ b/arch/arm/mach-davinci/dm646x.c
@@ -327,6 +327,7 @@
* reg offset mask mode
*/
static const struct mux_config dm646x_pins[] = {
+#ifdef CONFIG_DAVINCI_MUX
MUX_CFG(DM646X, ATAEN, 0, 0, 1, 1, true)
MUX_CFG(DM646X, AUDCK1, 0, 29, 1, 0, false)
@@ -354,6 +355,7 @@
MUX_CFG(DM646X, PTSOMUX_SERIAL, 0, 18, 3, 3, true)
MUX_CFG(DM646X, PTSIMUX_SERIAL, 0, 16, 3, 3, true)
+#endif
};
/*----------------------------------------------------------------------*/
@@ -478,12 +480,14 @@
.cpu_clks = dm646x_clks,
.psc_bases = dm646x_psc_bases,
.psc_bases_num = ARRAY_SIZE(dm646x_psc_bases),
+ .pinmux_base = IO_ADDRESS(DAVINCI_SYSTEM_MODULE_BASE),
+ .pinmux_pins = dm646x_pins,
+ .pinmux_pins_num = ARRAY_SIZE(dm646x_pins),
};
void __init dm646x_init(void)
{
davinci_common_init(&davinci_soc_info_dm646x);
- davinci_mux_register(dm646x_pins, ARRAY_SIZE(dm646x_pins));
}
static int __init dm646x_init_devices(void)
diff --git a/arch/arm/mach-davinci/include/mach/common.h b/arch/arm/mach-davinci/include/mach/common.h
index 7851d56..c00d375 100644
--- a/arch/arm/mach-davinci/include/mach/common.h
+++ b/arch/arm/mach-davinci/include/mach/common.h
@@ -36,6 +36,9 @@
struct davinci_clk *cpu_clks;
void __iomem **psc_bases;
unsigned long psc_bases_num;
+ void __iomem *pinmux_base;
+ const struct mux_config *pinmux_pins;
+ unsigned long pinmux_pins_num;
};
extern struct davinci_soc_info davinci_soc_info;
diff --git a/arch/arm/mach-davinci/include/mach/mux.h b/arch/arm/mach-davinci/include/mach/mux.h
index bae22cb..5d6efa8 100644
--- a/arch/arm/mach-davinci/include/mach/mux.h
+++ b/arch/arm/mach-davinci/include/mach/mux.h
@@ -168,15 +168,9 @@
#ifdef CONFIG_DAVINCI_MUX
/* setup pin muxing */
-extern void davinci_mux_init(void);
-extern int davinci_mux_register(const struct mux_config *pins,
- unsigned long size);
extern int davinci_cfg_reg(unsigned long reg_cfg);
#else
/* boot loader does it all (no warnings from CONFIG_DAVINCI_MUX_WARNINGS) */
-static inline void davinci_mux_init(void) {}
-static inline int davinci_mux_register(const struct mux_config *pins,
- unsigned long size) { return 0; }
static inline int davinci_cfg_reg(unsigned long reg_cfg) { return 0; }
#endif
diff --git a/arch/arm/mach-davinci/mux.c b/arch/arm/mach-davinci/mux.c
index bbba0b2..d310f57 100644
--- a/arch/arm/mach-davinci/mux.c
+++ b/arch/arm/mach-davinci/mux.c
@@ -21,18 +21,7 @@
#include <mach/hardware.h>
#include <mach/mux.h>
-
-static const struct mux_config *mux_table;
-static unsigned long pin_table_sz;
-
-int __init davinci_mux_register(const struct mux_config *pins,
- unsigned long size)
-{
- mux_table = pins;
- pin_table_sz = size;
-
- return 0;
-}
+#include <mach/common.h>
/*
* Sets the DAVINCI MUX register based on the table
@@ -40,23 +29,24 @@
int __init_or_module davinci_cfg_reg(const unsigned long index)
{
static DEFINE_SPINLOCK(mux_spin_lock);
- void __iomem *base = IO_ADDRESS(DAVINCI_SYSTEM_MODULE_BASE);
+ struct davinci_soc_info *soc_info = &davinci_soc_info;
+ void __iomem *base = soc_info->pinmux_base;
unsigned long flags;
const struct mux_config *cfg;
unsigned int reg_orig = 0, reg = 0;
unsigned int mask, warn = 0;
- if (!mux_table)
+ if (!soc_info->pinmux_pins)
BUG();
- if (index >= pin_table_sz) {
+ if (index >= soc_info->pinmux_pins_num) {
printk(KERN_ERR "Invalid pin mux index: %lu (%lu)\n",
- index, pin_table_sz);
+ index, soc_info->pinmux_pins_num);
dump_stack();
return -ENODEV;
}
- cfg = &mux_table[index];
+ cfg = &soc_info->pinmux_pins[index];
if (cfg->name == NULL) {
printk(KERN_ERR "No entry for the specified index\n");