aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mach-omap2/mux.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-omap2/mux.h')
-rw-r--r--arch/arm/mach-omap2/mux.h59
1 files changed, 38 insertions, 21 deletions
diff --git a/arch/arm/mach-omap2/mux.h b/arch/arm/mach-omap2/mux.h
index a4ab17a737a..d121fb6df4e 100644
--- a/arch/arm/mach-omap2/mux.h
+++ b/arch/arm/mach-omap2/mux.h
@@ -7,10 +7,7 @@
* published by the Free Software Foundation.
*/
-#include "mux2420.h"
-#include "mux2430.h"
#include "mux34xx.h"
-#include "mux44xx.h"
#define OMAP_MUX_TERMINATOR 0xffff
@@ -29,7 +26,7 @@
#define OMAP_PULL_UP (1 << 4)
#define OMAP_ALTELECTRICALSEL (1 << 5)
-/* 34xx specific mux bit defines */
+/* omap3/4/5 specific mux bit defines */
#define OMAP_INPUT_EN (1 << 8)
#define OMAP_OFF_EN (1 << 9)
#define OMAP_OFFOUT_EN (1 << 10)
@@ -37,8 +34,6 @@
#define OMAP_OFF_PULL_EN (1 << 12)
#define OMAP_OFF_PULL_UP (1 << 13)
#define OMAP_WAKEUP_EN (1 << 14)
-
-/* 44xx specific mux bit defines */
#define OMAP_WAKEUP_EVENT (1 << 15)
/* Active pin states */
@@ -58,19 +53,16 @@
#define OMAP_PIN_OFF_INPUT_PULLDOWN (OMAP_OFF_EN | OMAP_OFF_PULL_EN)
#define OMAP_PIN_OFF_WAKEUPENABLE OMAP_WAKEUP_EN
-#define OMAP_MODE_GPIO(x) (((x) & OMAP_MUX_MODE7) == OMAP_MUX_MODE4)
+#define OMAP_MODE_GPIO(partition, x) (((x) & OMAP_MUX_MODE7) == \
+ partition->gpio)
+#define OMAP_MODE_UART(x) (((x) & OMAP_MUX_MODE7) == OMAP_MUX_MODE0)
/* Flags for omapX_mux_init */
#define OMAP_PACKAGE_MASK 0xffff
-#define OMAP_PACKAGE_CBS 8 /* 547-pin 0.40 0.40 */
-#define OMAP_PACKAGE_CBL 7 /* 547-pin 0.40 0.40 */
#define OMAP_PACKAGE_CBP 6 /* 515-pin 0.40 0.50 */
#define OMAP_PACKAGE_CUS 5 /* 423-pin 0.65 */
#define OMAP_PACKAGE_CBB 4 /* 515-pin 0.40 0.50 */
#define OMAP_PACKAGE_CBC 3 /* 515-pin 0.50 0.65 */
-#define OMAP_PACKAGE_ZAC 2 /* 24xx 447-pin POP */
-#define OMAP_PACKAGE_ZAF 1 /* 2420 447-pin SIP */
-
#define OMAP_MUX_NR_MODES 8 /* Available modes */
#define OMAP_MUX_NR_SIDES 2 /* Bottom & top */
@@ -78,13 +70,20 @@
/*
* omap_mux_init flags definition:
*
+ * OMAP_GPIO_MUX_MODE, bits 0-2: gpio muxing mode, same like pad control
+ * register which includes values from 0-7.
* OMAP_MUX_REG_8BIT: Ensure that access to padconf is done in 8 bits.
* The default value is 16 bits.
- * OMAP_MUX_GPIO_IN_MODE3: The GPIO is selected in mode3.
- * The default is mode4.
*/
-#define OMAP_MUX_REG_8BIT (1 << 0)
-#define OMAP_MUX_GPIO_IN_MODE3 (1 << 1)
+#define OMAP_MUX_GPIO_IN_MODE0 OMAP_MUX_MODE0
+#define OMAP_MUX_GPIO_IN_MODE1 OMAP_MUX_MODE1
+#define OMAP_MUX_GPIO_IN_MODE2 OMAP_MUX_MODE2
+#define OMAP_MUX_GPIO_IN_MODE3 OMAP_MUX_MODE3
+#define OMAP_MUX_GPIO_IN_MODE4 OMAP_MUX_MODE4
+#define OMAP_MUX_GPIO_IN_MODE5 OMAP_MUX_MODE5
+#define OMAP_MUX_GPIO_IN_MODE6 OMAP_MUX_MODE6
+#define OMAP_MUX_GPIO_IN_MODE7 OMAP_MUX_MODE7
+#define OMAP_MUX_REG_8BIT (1 << 3)
/**
* struct omap_board_data - board specific device data
@@ -104,6 +103,7 @@ struct omap_board_data {
* struct mux_partition - contain partition related information
* @name: name of the current partition
* @flags: flags specific to this partition
+ * @gpio: gpio mux mode
* @phys: physical address
* @size: partition size
* @base: virtual address after ioremap
@@ -113,6 +113,7 @@ struct omap_board_data {
struct omap_mux_partition {
const char *name;
u32 flags;
+ u32 gpio;
u32 phys;
u32 size;
void __iomem *base;
@@ -126,7 +127,6 @@ struct omap_mux_partition {
* @gpio: GPIO number
* @muxnames: available signal modes for a ball
* @balls: available balls on the package
- * @partition: mux partition
*/
struct omap_mux {
u16 reg_offset;
@@ -159,7 +159,6 @@ struct omap_board_mux {
u16 value;
};
-#define OMAP_DEVICE_PAD_ENABLED BIT(7) /* Not needed for board-*.c */
#define OMAP_DEVICE_PAD_REMUX BIT(1) /* Dynamically remux a pad,
needs enable, idle and off
values */
@@ -187,6 +186,12 @@ struct omap_device_pad {
struct omap_hwmod_mux_info;
+#define OMAP_MUX_STATIC(signal, mode) \
+{ \
+ .name = (signal), \
+ .enable = (mode), \
+}
+
#if defined(CONFIG_OMAP_MUX)
/**
@@ -220,8 +225,18 @@ omap_hwmod_mux_init(struct omap_device_pad *bpads, int nr_pads);
*/
void omap_hwmod_mux(struct omap_hwmod_mux_info *hmux, u8 state);
+int omap_mux_get_by_name(const char *muxname,
+ struct omap_mux_partition **found_partition,
+ struct omap_mux **found_mux);
#else
+static inline int omap_mux_get_by_name(const char *muxname,
+ struct omap_mux_partition **found_partition,
+ struct omap_mux **found_mux)
+{
+ return 0;
+}
+
static inline int omap_mux_init_gpio(int gpio, int val)
{
return 0;
@@ -241,7 +256,7 @@ static inline void omap_hwmod_mux(struct omap_hwmod_mux_info *hmux, u8 state)
{
}
-static struct omap_board_mux *board_mux __initdata __maybe_unused;
+static struct omap_board_mux *board_mux __maybe_unused;
#endif
@@ -318,10 +333,12 @@ int omap3_mux_init(struct omap_board_mux *board_mux, int flags);
/**
* omap4_mux_init() - initialize mux system with board specific set
- * @board_mux: Board specific mux table
+ * @board_subset: Board specific mux table
+ * @board_wkup_subset: Board specific mux table for wakeup instance
* @flags: OMAP package type used for the board
*/
-int omap4_mux_init(struct omap_board_mux *board_mux, int flags);
+int omap4_mux_init(struct omap_board_mux *board_subset,
+ struct omap_board_mux *board_wkup_subset, int flags);
/**
* omap_mux_init - private mux init function, do not call