diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-ux500/board-mop500.c | 129 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/clock.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/devices-db8500.c | 20 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/include/mach/devices.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-ux500/pins-db8500.h | 32 | ||||
| -rw-r--r-- | arch/arm/plat-nomadik/include/plat/ske.h | 50 | ||||
| -rw-r--r-- | arch/arm/plat-omap/include/plat/omap4-keypad.h | 14 |
7 files changed, 231 insertions, 16 deletions
diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c index fcb587f825cc..cac83a694880 100644 --- a/arch/arm/mach-ux500/board-mop500.c +++ b/arch/arm/mach-ux500/board-mop500.c @@ -18,12 +18,14 @@ #include <linux/amba/pl022.h> #include <linux/spi/spi.h> #include <linux/mfd/ab8500.h> +#include <linux/input/matrix_keypad.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <plat/pincfg.h> #include <plat/i2c.h> +#include <plat/ske.h> #include <mach/hardware.h> #include <mach/setup.h> @@ -49,6 +51,24 @@ static pin_cfg_t mop500_pins[] = { GPIO11_I2C2_SCL, GPIO229_I2C3_SDA, GPIO230_I2C3_SCL, + + /* SKE keypad */ + GPIO153_KP_I7, + GPIO154_KP_I6, + GPIO155_KP_I5, + GPIO156_KP_I4, + GPIO157_KP_O7, + GPIO158_KP_O6, + GPIO159_KP_O5, + GPIO160_KP_O4, + GPIO161_KP_I3, + GPIO162_KP_I2, + GPIO163_KP_I1, + GPIO164_KP_I0, + GPIO165_KP_O3, + GPIO166_KP_O2, + GPIO167_KP_O1, + GPIO168_KP_O0, }; static void ab4500_spi_cs_control(u32 command) @@ -148,12 +168,120 @@ static struct amba_device *amba_devs[] __initdata = { &u8500_ssp0_device, }; +static const unsigned int ux500_keymap[] = { + KEY(2, 5, KEY_END), + KEY(4, 1, KEY_POWER), + KEY(3, 5, KEY_VOLUMEDOWN), + KEY(1, 3, KEY_3), + KEY(5, 2, KEY_RIGHT), + KEY(5, 0, KEY_9), + + KEY(0, 5, KEY_MENU), + KEY(7, 6, KEY_ENTER), + KEY(4, 5, KEY_0), + KEY(6, 7, KEY_2), + KEY(3, 4, KEY_UP), + KEY(3, 3, KEY_DOWN), + + KEY(6, 4, KEY_SEND), + KEY(6, 2, KEY_BACK), + KEY(4, 2, KEY_VOLUMEUP), + KEY(5, 5, KEY_1), + KEY(4, 3, KEY_LEFT), + KEY(3, 2, KEY_7), +}; + +static const struct matrix_keymap_data ux500_keymap_data = { + .keymap = ux500_keymap, + .keymap_size = ARRAY_SIZE(ux500_keymap), +}; + +/* + * Nomadik SKE keypad + */ +#define ROW_PIN_I0 164 +#define ROW_PIN_I1 163 +#define ROW_PIN_I2 162 +#define ROW_PIN_I3 161 +#define ROW_PIN_I4 156 +#define ROW_PIN_I5 155 +#define ROW_PIN_I6 154 +#define ROW_PIN_I7 153 +#define COL_PIN_O0 168 +#define COL_PIN_O1 167 +#define COL_PIN_O2 166 +#define COL_PIN_O3 165 +#define COL_PIN_O4 160 +#define COL_PIN_O5 159 +#define COL_PIN_O6 158 +#define COL_PIN_O7 157 + +#define SKE_KPD_MAX_ROWS 8 +#define SKE_KPD_MAX_COLS 8 + +static int ske_kp_rows[] = { + ROW_PIN_I0, ROW_PIN_I1, ROW_PIN_I2, ROW_PIN_I3, + ROW_PIN_I4, ROW_PIN_I5, ROW_PIN_I6, ROW_PIN_I7, +}; + +/* + * ske_set_gpio_row: request and set gpio rows + */ +static int ske_set_gpio_row(int gpio) +{ + int ret; + + ret = gpio_request(gpio, "ske-kp"); + if (ret < 0) { + pr_err("ske_set_gpio_row: gpio request failed\n"); + return ret; + } + + ret = gpio_direction_output(gpio, 1); + if (ret < 0) { + pr_err("ske_set_gpio_row: gpio direction failed\n"); + gpio_free(gpio); + } + + return ret; +} + +/* + * ske_kp_init - enable the gpio configuration + */ +static int ske_kp_init(void) +{ + int ret, i; + + for (i = 0; i < SKE_KPD_MAX_ROWS; i++) { + ret = ske_set_gpio_row(ske_kp_rows[i]); + if (ret < 0) { + pr_err("ske_kp_init: failed init\n"); + return ret; + } + } + + return 0; +} + +static struct ske_keypad_platform_data ske_keypad_board = { + .init = ske_kp_init, + .keymap_data = &ux500_keymap_data, + .no_autorepeat = true, + .krow = SKE_KPD_MAX_ROWS, /* 8x8 matrix */ + .kcol = SKE_KPD_MAX_COLS, + .debounce_ms = 40, /* in millsecs */ +}; + + + /* add any platform devices here - TODO */ static struct platform_device *platform_devs[] __initdata = { &u8500_i2c0_device, &ux500_i2c1_device, &ux500_i2c2_device, &ux500_i2c3_device, + &ux500_ske_keypad_device, }; static void __init u8500_init_machine(void) @@ -168,6 +296,7 @@ static void __init u8500_init_machine(void) ux500_i2c1_device.dev.platform_data = &u8500_i2c1_data; ux500_i2c2_device.dev.platform_data = &u8500_i2c2_data; ux500_i2c3_device.dev.platform_data = &u8500_i2c3_data; + ux500_ske_keypad_device.dev.platform_data = &ske_keypad_board; u8500_ssp0_device.dev.platform_data = &ssp0_platform_data; diff --git a/arch/arm/mach-ux500/clock.c b/arch/arm/mach-ux500/clock.c index d8ab7f184fe4..1675047daf20 100644 --- a/arch/arm/mach-ux500/clock.c +++ b/arch/arm/mach-ux500/clock.c @@ -477,6 +477,7 @@ static struct clk_lookup u8500_common_clks[] = { CLK(sdi5, "sdi5", NULL), CLK(uart2, "uart2", NULL), CLK(ske, "ske", NULL), + CLK(ske, "nmk-ske-keypad", NULL), CLK(sdi2, "sdi2", NULL), CLK(i2c0, "nmk-i2c.0", NULL), CLK(fsmc, "fsmc", NULL), diff --git a/arch/arm/mach-ux500/devices-db8500.c b/arch/arm/mach-ux500/devices-db8500.c index 40032fecbc16..cbbe69a76a7c 100644 --- a/arch/arm/mach-ux500/devices-db8500.c +++ b/arch/arm/mach-ux500/devices-db8500.c @@ -292,3 +292,23 @@ void dma40_u8500ed_fixup(void) dma40_resources[1].start = U8500_DMA_LCPA_BASE_ED; dma40_resources[1].end = U8500_DMA_LCPA_BASE_ED + 2 * SZ_1K - 1; } + +struct resource keypad_resources[] = { + [0] = { + .start = U8500_SKE_BASE, + .end = U8500_SKE_BASE + SZ_4K - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_DB8500_KB, + .end = IRQ_DB8500_KB, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device ux500_ske_keypad_device = { + .name = "nmk-ske-keypad", + .id = -1, + .num_resources = ARRAY_SIZE(keypad_resources), + .resource = keypad_resources, +}; diff --git a/arch/arm/mach-ux500/include/mach/devices.h b/arch/arm/mach-ux500/include/mach/devices.h index 33a120c2e82e..b91a4d1211a2 100644 --- a/arch/arm/mach-ux500/include/mach/devices.h +++ b/arch/arm/mach-ux500/include/mach/devices.h @@ -26,6 +26,7 @@ extern struct platform_device ux500_i2c3_device; extern struct platform_device u8500_i2c0_device; extern struct platform_device u8500_i2c4_device; extern struct platform_device u8500_dma40_device; +extern struct platform_device ux500_ske_keypad_device; extern struct amba_device u8500_sdi0_device; extern struct amba_device u8500_sdi1_device; diff --git a/arch/arm/mach-ux500/pins-db8500.h b/arch/arm/mach-ux500/pins-db8500.h index 66f8761cc823..f923764ee16c 100644 --- a/arch/arm/mach-ux500/pins-db8500.h +++ b/arch/arm/mach-ux500/pins-db8500.h @@ -459,82 +459,82 @@ #define GPIO152_KP_O9 PIN_CFG(152, ALT_C) #define GPIO153_GPIO PIN_CFG(153, GPIO) -#define GPIO153_KP_I7 PIN_CFG(153, ALT_A) +#define GPIO153_KP_I7 PIN_CFG_PULL(153, ALT_A, DOWN) #define GPIO153_LCD_D24 PIN_CFG(153, ALT_B) #define GPIO153_U2_RXD PIN_CFG(153, ALT_C) #define GPIO154_GPIO PIN_CFG(154, GPIO) -#define GPIO154_KP_I6 PIN_CFG(154, ALT_A) +#define GPIO154_KP_I6 PIN_CFG_PULL(154, ALT_A, DOWN) #define GPIO154_LCD_D25 PIN_CFG(154, ALT_B) #define GPIO154_U2_TXD PIN_CFG(154, ALT_C) #define GPIO155_GPIO PIN_CFG(155, GPIO) -#define GPIO155_KP_I5 PIN_CFG(155, ALT_A) +#define GPIO155_KP_I5 PIN_CFG_PULL(155, ALT_A, DOWN) #define GPIO155_LCD_D26 PIN_CFG(155, ALT_B) #define GPIO155_STMAPE_CLK PIN_CFG(155, ALT_C) #define GPIO156_GPIO PIN_CFG(156, GPIO) -#define GPIO156_KP_I4 PIN_CFG(156, ALT_A) +#define GPIO156_KP_I4 PIN_CFG_PULL(156, ALT_A, DOWN) #define GPIO156_LCD_D27 PIN_CFG(156, ALT_B) #define GPIO156_STMAPE_DAT3 PIN_CFG(156, ALT_C) #define GPIO157_GPIO PIN_CFG(157, GPIO) -#define GPIO157_KP_O7 PIN_CFG(157, ALT_A) +#define GPIO157_KP_O7 PIN_CFG_PULL(157, ALT_A, UP) #define GPIO157_LCD_D28 PIN_CFG(157, ALT_B) #define GPIO157_STMAPE_DAT2 PIN_CFG(157, ALT_C) #define GPIO158_GPIO PIN_CFG(158, GPIO) -#define GPIO158_KP_O6 PIN_CFG(158, ALT_A) +#define GPIO158_KP_O6 PIN_CFG_PULL(158, ALT_A, UP) #define GPIO158_LCD_D29 PIN_CFG(158, ALT_B) #define GPIO158_STMAPE_DAT1 PIN_CFG(158, ALT_C) #define GPIO159_GPIO PIN_CFG(159, GPIO) -#define GPIO159_KP_O5 PIN_CFG(159, ALT_A) +#define GPIO159_KP_O5 PIN_CFG_PULL(159, ALT_A, UP) #define GPIO159_LCD_D30 PIN_CFG(159, ALT_B) #define GPIO159_STMAPE_DAT0 PIN_CFG(159, ALT_C) #define GPIO160_GPIO PIN_CFG(160, GPIO) -#define GPIO160_KP_O4 PIN_CFG(160, ALT_A) +#define GPIO160_KP_O4 PIN_CFG_PULL(160, ALT_A, UP) #define GPIO160_LCD_D31 PIN_CFG(160, ALT_B) #define GPIO160_NONE PIN_CFG(160, ALT_C) #define GPIO161_GPIO PIN_CFG(161, GPIO) -#define GPIO161_KP_I3 PIN_CFG(161, ALT_A) +#define GPIO161_KP_I3 PIN_CFG_PULL(161, ALT_A, DOWN) #define GPIO161_LCD_D32 PIN_CFG(161, ALT_B) #define GPIO161_UARTMOD_RXD PIN_CFG(161, ALT_C) #define GPIO162_GPIO PIN_CFG(162, GPIO) -#define GPIO162_KP_I2 PIN_CFG(162, ALT_A) +#define GPIO162_KP_I2 PIN_CFG_PULL(162, ALT_A, DOWN) #define GPIO162_LCD_D33 PIN_CFG(162, ALT_B) #define GPIO162_UARTMOD_TXD PIN_CFG(162, ALT_C) #define GPIO163_GPIO PIN_CFG(163, GPIO) -#define GPIO163_KP_I1 PIN_CFG(163, ALT_A) +#define GPIO163_KP_I1 PIN_CFG_PULL(163, ALT_A, DOWN) #define GPIO163_LCD_D34 PIN_CFG(163, ALT_B) #define GPIO163_STMMOD_CLK PIN_CFG(163, ALT_C) #define GPIO164_GPIO PIN_CFG(164, GPIO) -#define GPIO164_KP_I0 PIN_CFG(164, ALT_A) +#define GPIO164_KP_I0 PIN_CFG_PULL(164, ALT_A, UP) #define GPIO164_LCD_D35 PIN_CFG(164, ALT_B) #define GPIO164_STMMOD_DAT3 PIN_CFG(164, ALT_C) #define GPIO165_GPIO PIN_CFG(165, GPIO) -#define GPIO165_KP_O3 PIN_CFG(165, ALT_A) +#define GPIO165_KP_O3 PIN_CFG_PULL(165, ALT_A, UP) #define GPIO165_LCD_D36 PIN_CFG(165, ALT_B) #define GPIO165_STMMOD_DAT2 PIN_CFG(165, ALT_C) #define GPIO166_GPIO PIN_CFG(166, GPIO) -#define GPIO166_KP_O2 PIN_CFG(166, ALT_A) +#define GPIO166_KP_O2 PIN_CFG_PULL(166, ALT_A, UP) #define GPIO166_LCD_D37 PIN_CFG(166, ALT_B) #define GPIO166_STMMOD_DAT1 PIN_CFG(166, ALT_C) #define GPIO167_GPIO PIN_CFG(167, GPIO) -#define GPIO167_KP_O1 PIN_CFG(167, ALT_A) +#define GPIO167_KP_O1 PIN_CFG_PULL(167, ALT_A, UP) #define GPIO167_LCD_D38 PIN_CFG(167, ALT_B) #define GPIO167_STMMOD_DAT0 PIN_CFG(167, ALT_C) #define GPIO168_GPIO PIN_CFG(168, GPIO) -#define GPIO168_KP_O0 PIN_CFG(168, ALT_A) +#define GPIO168_KP_O0 PIN_CFG_PULL(168, ALT_A, UP) #define GPIO168_LCD_D39 PIN_CFG(168, ALT_B) #define GPIO168_NONE PIN_CFG(168, ALT_C) diff --git a/arch/arm/plat-nomadik/include/plat/ske.h b/arch/arm/plat-nomadik/include/plat/ske.h new file mode 100644 index 000000000000..31382fbc07dc --- /dev/null +++ b/arch/arm/plat-nomadik/include/plat/ske.h @@ -0,0 +1,50 @@ +/* + * Copyright (C) ST-Ericsson SA 2010 + * + * License Terms: GNU General Public License v2 + * Author: Naveen Kumar Gaddipati <naveen.gaddipati@stericsson.com> + * + * ux500 Scroll key and Keypad Encoder (SKE) header + */ + +#ifndef __SKE_H +#define __SKE_H + +#include <linux/input/matrix_keypad.h> + +/* register definitions for SKE peripheral */ +#define SKE_CR 0x00 +#define SKE_VAL0 0x04 +#define SKE_VAL1 0x08 +#define SKE_DBCR 0x0C +#define SKE_IMSC 0x10 +#define SKE_RIS 0x14 +#define SKE_MIS 0x18 +#define SKE_ICR 0x1C + +/* + * Keypad module + */ + +/** + * struct keypad_platform_data - structure for platform specific data + * @init: pointer to keypad init function + * @exit: pointer to keypad deinitialisation function + * @keymap_data: matrix scan code table for keycodes + * @krow: maximum number of rows + * @kcol: maximum number of columns + * @debounce_ms: platform specific debounce time + * @no_autorepeat: flag for auto repetition + * @wakeup_enable: allow waking up the system + */ +struct ske_keypad_platform_data { + int (*init)(void); + int (*exit)(void); + const struct matrix_keymap_data *keymap_data; + u8 krow; + u8 kcol; + u8 debounce_ms; + bool no_autorepeat; + bool wakeup_enable; +}; +#endif /*__SKE_KPD_H*/ diff --git a/arch/arm/plat-omap/include/plat/omap4-keypad.h b/arch/arm/plat-omap/include/plat/omap4-keypad.h new file mode 100644 index 000000000000..2b1d9bc1eebb --- /dev/null +++ b/arch/arm/plat-omap/include/plat/omap4-keypad.h @@ -0,0 +1,14 @@ +#ifndef ARCH_ARM_PLAT_OMAP4_KEYPAD_H +#define ARCH_ARM_PLAT_OMAP4_KEYPAD_H + +#include <linux/input/matrix_keypad.h> + +struct omap4_keypad_platform_data { + const struct matrix_keymap_data *keymap_data; + + u8 rows; + u8 cols; +}; + +extern int omap4_keyboard_init(struct omap4_keypad_platform_data *); +#endif |