aboutsummaryrefslogtreecommitdiff
path: root/arch/blackfin
diff options
context:
space:
mode:
authorMichael Hennerich <michael.hennerich@analog.com>2008-10-08 14:27:59 +0800
committerBryan Wu <cooloney@kernel.org>2008-10-08 14:27:59 +0800
commitaca5e4aac88a0ee84e9dc63e3d4189adbaef24ca (patch)
tree29de3cde209b8351de33e5f4d175a30b258d5bfd /arch/blackfin
parenta5ac0129249611fc4a35e6d7cd9b8462d67e5798 (diff)
Blackfin arch: add BF54x / BF52x Rotary Input device driver platform resource to board file
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
Diffstat (limited to 'arch/blackfin')
-rw-r--r--arch/blackfin/mach-bf527/boards/ezkit.c36
-rw-r--r--arch/blackfin/mach-bf527/include/mach/defBF52x_base.h27
-rw-r--r--arch/blackfin/mach-bf527/include/mach/portmux.h4
-rw-r--r--arch/blackfin/mach-bf548/boards/ezkit.c35
4 files changed, 102 insertions, 0 deletions
diff --git a/arch/blackfin/mach-bf527/boards/ezkit.c b/arch/blackfin/mach-bf527/boards/ezkit.c
index 04a8d6da905..8ee2b744e23 100644
--- a/arch/blackfin/mach-bf527/boards/ezkit.c
+++ b/arch/blackfin/mach-bf527/boards/ezkit.c
@@ -853,6 +853,38 @@ static struct platform_device bfin_device_gpiokeys = {
};
#endif
+#if defined(CONFIG_JOYSTICK_BFIN_ROTARY) || defined(CONFIG_JOYSTICK_BFIN_ROTARY_MODULE)
+#include <linux/input.h>
+#include <asm/bfin_rotary.h>
+
+static struct bfin_rotary_platform_data bfin_rotary_data = {
+ /*.rotary_up_key = KEY_UP,*/
+ /*.rotary_down_key = KEY_DOWN,*/
+ .rotary_rel_code = REL_WHEEL,
+ .rotary_button_key = KEY_ENTER,
+ .debounce = 10, /* 0..17 */
+ .mode = ROT_QUAD_ENC | ROT_DEBE,
+};
+
+static struct resource bfin_rotary_resources[] = {
+ {
+ .start = IRQ_CNT,
+ .end = IRQ_CNT,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device bfin_rotary_device = {
+ .name = "bfin-rotary",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(bfin_rotary_resources),
+ .resource = bfin_rotary_resources,
+ .dev = {
+ .platform_data = &bfin_rotary_data,
+ },
+};
+#endif
+
static struct resource bfin_gpios_resources = {
.start = 0,
.end = MAX_BLACKFIN_GPIOS - 1,
@@ -969,6 +1001,10 @@ static struct platform_device *stamp_devices[] __initdata = {
&bfin_device_gpiokeys,
#endif
+#if defined(CONFIG_JOYSTICK_BFIN_ROTARY) || defined(CONFIG_JOYSTICK_BFIN_ROTARY_MODULE)
+ &bfin_rotary_device,
+#endif
+
#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
&ezkit_flash_device,
#endif
diff --git a/arch/blackfin/mach-bf527/include/mach/defBF52x_base.h b/arch/blackfin/mach-bf527/include/mach/defBF52x_base.h
index 6ac2ed7026e..68b55d03fed 100644
--- a/arch/blackfin/mach-bf527/include/mach/defBF52x_base.h
+++ b/arch/blackfin/mach-bf527/include/mach/defBF52x_base.h
@@ -1840,6 +1840,33 @@
#define DPRESCALE 0xf /* Load Counter Register */
+/* CNT_COMMAND bit field options */
+
+#define W1LCNT_ZERO 0x0001 /* write 1 to load CNT_COUNTER with zero */
+#define W1LCNT_MIN 0x0004 /* write 1 to load CNT_COUNTER from CNT_MIN */
+#define W1LCNT_MAX 0x0008 /* write 1 to load CNT_COUNTER from CNT_MAX */
+
+#define W1LMIN_ZERO 0x0010 /* write 1 to load CNT_MIN with zero */
+#define W1LMIN_CNT 0x0020 /* write 1 to load CNT_MIN from CNT_COUNTER */
+#define W1LMIN_MAX 0x0080 /* write 1 to load CNT_MIN from CNT_MAX */
+
+#define W1LMAX_ZERO 0x0100 /* write 1 to load CNT_MAX with zero */
+#define W1LMAX_CNT 0x0200 /* write 1 to load CNT_MAX from CNT_COUNTER */
+#define W1LMAX_MIN 0x0400 /* write 1 to load CNT_MAX from CNT_MIN */
+
+/* CNT_CONFIG bit field options */
+
+#define CNTMODE_QUADENC 0x0000 /* quadrature encoder mode */
+#define CNTMODE_BINENC 0x0100 /* binary encoder mode */
+#define CNTMODE_UDCNT 0x0200 /* up/down counter mode */
+#define CNTMODE_DIRCNT 0x0400 /* direction counter mode */
+#define CNTMODE_DIRTMR 0x0500 /* direction timer mode */
+
+#define BNDMODE_COMP 0x0000 /* boundary compare mode */
+#define BNDMODE_ZERO 0x1000 /* boundary compare and zero mode */
+#define BNDMODE_CAPT 0x2000 /* boundary capture mode */
+#define BNDMODE_AEXT 0x3000 /* boundary auto-extend mode */
+
/* Bit masks for OTP_CONTROL */
#define FUSE_FADDR 0x1ff /* OTP/Fuse Address */
diff --git a/arch/blackfin/mach-bf527/include/mach/portmux.h b/arch/blackfin/mach-bf527/include/mach/portmux.h
index ae4d205bfcf..7f6da2c386b 100644
--- a/arch/blackfin/mach-bf527/include/mach/portmux.h
+++ b/arch/blackfin/mach-bf527/include/mach/portmux.h
@@ -67,6 +67,10 @@
#define P_UART1_RX (P_DEFINED | P_IDENT(GPIO_PG13) | P_FUNCT(1))
#endif
+#define P_CNT_CZM (P_DEFINED | P_IDENT(GPIO_PF11) | P_FUNCT(3))
+#define P_CNT_CDG (P_DEFINED | P_IDENT(GPIO_PF12) | P_FUNCT(3))
+#define P_CNT_CUD (P_DEFINED | P_IDENT(GPIO_PF13) | P_FUNCT(3))
+
#define P_HWAIT (P_DONTCARE)
#define P_SPI0_SS (P_DEFINED | P_IDENT(GPIO_PG1) | P_FUNCT(0))
diff --git a/arch/blackfin/mach-bf548/boards/ezkit.c b/arch/blackfin/mach-bf548/boards/ezkit.c
index 397ddf6b810..7c08b9f1838 100644
--- a/arch/blackfin/mach-bf548/boards/ezkit.c
+++ b/arch/blackfin/mach-bf548/boards/ezkit.c
@@ -183,6 +183,37 @@ static struct platform_device bf54x_kpad_device = {
};
#endif
+#if defined(CONFIG_JOYSTICK_BFIN_ROTARY) || defined(CONFIG_JOYSTICK_BFIN_ROTARY_MODULE)
+#include <asm/bfin_rotary.h>
+
+static struct bfin_rotary_platform_data bfin_rotary_data = {
+ /*.rotary_up_key = KEY_UP,*/
+ /*.rotary_down_key = KEY_DOWN,*/
+ .rotary_rel_code = REL_WHEEL,
+ .rotary_button_key = KEY_ENTER,
+ .debounce = 10, /* 0..17 */
+ .mode = ROT_QUAD_ENC | ROT_DEBE,
+};
+
+static struct resource bfin_rotary_resources[] = {
+ {
+ .start = IRQ_CNT,
+ .end = IRQ_CNT,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device bfin_rotary_device = {
+ .name = "bfin-rotary",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(bfin_rotary_resources),
+ .resource = bfin_rotary_resources,
+ .dev = {
+ .platform_data = &bfin_rotary_data,
+ },
+};
+#endif
+
#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
static struct platform_device rtc_device = {
.name = "rtc-bfin",
@@ -817,6 +848,10 @@ static struct platform_device *ezkit_devices[] __initdata = {
&bf54x_kpad_device,
#endif
+#if defined(CONFIG_JOYSTICK_BFIN_ROTARY) || defined(CONFIG_JOYSTICK_BFIN_ROTARY_MODULE)
+ &bfin_rotary_device,
+#endif
+
#if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
&i2c_bfin_twi0_device,
#if !defined(CONFIG_BF542)