diff options
| -rw-r--r-- | arch/blackfin/mach-bf527/boards/ad7160eval.c | 8 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf527/boards/ezkit.c | 8 | ||||
| -rw-r--r-- | drivers/input/misc/bfin_rotary.c | 30 | ||||
| -rw-r--r-- | include/linux/platform_data/bfin_rotary.h | 1 |
4 files changed, 33 insertions, 14 deletions
diff --git a/arch/blackfin/mach-bf527/boards/ad7160eval.c b/arch/blackfin/mach-bf527/boards/ad7160eval.c index beb011b6d2b3..029a0506b669 100644 --- a/arch/blackfin/mach-bf527/boards/ad7160eval.c +++ b/arch/blackfin/mach-bf527/boards/ad7160eval.c @@ -668,6 +668,13 @@ static struct platform_device bfin_sport1_uart_device = { #if IS_ENABLED(CONFIG_INPUT_BFIN_ROTARY) #include <linux/platform_data/bfin_rotary.h> +static const u16 per_cnt[] = { + P_CNT_CUD, + P_CNT_CDG, + P_CNT_CZM, + 0 +}; + static struct bfin_rotary_platform_data bfin_rotary_data = { /*.rotary_up_key = KEY_UP,*/ /*.rotary_down_key = KEY_DOWN,*/ @@ -676,6 +683,7 @@ static struct bfin_rotary_platform_data bfin_rotary_data = { .debounce = 10, /* 0..17 */ .mode = ROT_QUAD_ENC | ROT_DEBE, .pm_wakeup = 1, + .pin_list = per_cnt, }; static struct resource bfin_rotary_resources[] = { diff --git a/arch/blackfin/mach-bf527/boards/ezkit.c b/arch/blackfin/mach-bf527/boards/ezkit.c index 728cda469952..cc80c5ba9f67 100644 --- a/arch/blackfin/mach-bf527/boards/ezkit.c +++ b/arch/blackfin/mach-bf527/boards/ezkit.c @@ -1094,6 +1094,13 @@ static struct platform_device bfin_device_gpiokeys = { #if IS_ENABLED(CONFIG_INPUT_BFIN_ROTARY) #include <linux/platform_data/bfin_rotary.h> +static const u16 per_cnt[] = { + P_CNT_CUD, + P_CNT_CDG, + P_CNT_CZM, + 0 +}; + static struct bfin_rotary_platform_data bfin_rotary_data = { /*.rotary_up_key = KEY_UP,*/ /*.rotary_down_key = KEY_DOWN,*/ @@ -1102,6 +1109,7 @@ static struct bfin_rotary_platform_data bfin_rotary_data = { .debounce = 10, /* 0..17 */ .mode = ROT_QUAD_ENC | ROT_DEBE, .pm_wakeup = 1, + .pin_list = per_cnt, }; static struct resource bfin_rotary_resources[] = { diff --git a/drivers/input/misc/bfin_rotary.c b/drivers/input/misc/bfin_rotary.c index 35ead69521a0..8312b29ab18d 100644 --- a/drivers/input/misc/bfin_rotary.c +++ b/drivers/input/misc/bfin_rotary.c @@ -16,13 +16,6 @@ #include <asm/portmux.h> -static const u16 per_cnt[] = { - P_CNT_CUD, - P_CNT_CDG, - P_CNT_CZM, - 0 -}; - struct bfin_rot { struct input_dev *input; int irq; @@ -90,7 +83,8 @@ static irqreturn_t bfin_rotary_isr(int irq, void *dev_id) static int bfin_rotary_probe(struct platform_device *pdev) { - struct bfin_rotary_platform_data *pdata = dev_get_platdata(&pdev->dev); + const struct bfin_rotary_platform_data *pdata = + dev_get_platdata(&pdev->dev); struct bfin_rot *rotary; struct input_dev *input; int error; @@ -101,10 +95,13 @@ static int bfin_rotary_probe(struct platform_device *pdev) return -EINVAL; } - error = peripheral_request_list(per_cnt, dev_name(&pdev->dev)); - if (error) { - dev_err(&pdev->dev, "requesting peripherals failed\n"); - return error; + if (pdata->pin_list) { + error = peripheral_request_list(pdata->pin_list, + dev_name(&pdev->dev)); + if (error) { + dev_err(&pdev->dev, "requesting peripherals failed\n"); + return error; + } } rotary = kzalloc(sizeof(struct bfin_rot), GFP_KERNEL); @@ -189,13 +186,16 @@ out2: out1: input_free_device(input); kfree(rotary); - peripheral_free_list(per_cnt); + if (pdata->pin_list) + peripheral_free_list(pdata->pin_list); return error; } static int bfin_rotary_remove(struct platform_device *pdev) { + const struct bfin_rotary_platform_data *pdata = + dev_get_platdata(&pdev->dev); struct bfin_rot *rotary = platform_get_drvdata(pdev); bfin_write_CNT_CONFIG(0); @@ -203,7 +203,9 @@ static int bfin_rotary_remove(struct platform_device *pdev) free_irq(rotary->irq, rotary); input_unregister_device(rotary->input); - peripheral_free_list(per_cnt); + + if (pdata->pin_list) + peripheral_free_list(pdata->pin_list); kfree(rotary); diff --git a/include/linux/platform_data/bfin_rotary.h b/include/linux/platform_data/bfin_rotary.h index 8895a750c70c..98829370fee2 100644 --- a/include/linux/platform_data/bfin_rotary.h +++ b/include/linux/platform_data/bfin_rotary.h @@ -40,6 +40,7 @@ struct bfin_rotary_platform_data { unsigned short debounce; /* 0..17 */ unsigned short mode; unsigned short pm_wakeup; + unsigned short *pin_list; }; /* CNT_CONFIG bitmasks */ |