From aca5e4aac88a0ee84e9dc63e3d4189adbaef24ca Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Wed, 8 Oct 2008 14:27:59 +0800 Subject: [PATCH] Blackfin arch: add BF54x / BF52x Rotary Input device driver platform resource to board file Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu --- arch/blackfin/mach-bf527/boards/ezkit.c | 36 +++++++++++++++++++ .../mach-bf527/include/mach/defBF52x_base.h | 27 ++++++++++++++ .../mach-bf527/include/mach/portmux.h | 4 +++ arch/blackfin/mach-bf548/boards/ezkit.c | 35 ++++++++++++++++++ 4 files changed, 102 insertions(+) diff --git a/arch/blackfin/mach-bf527/boards/ezkit.c b/arch/blackfin/mach-bf527/boards/ezkit.c index 04a8d6da9055..8ee2b744e234 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 +#include + +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 6ac2ed7026eb..68b55d03fedf 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 ae4d205bfcf5..7f6da2c386bb 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 397ddf6b8106..7c08b9f1838a 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 + +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) -- 2.20.1