diff options
| author |   Rajeev Kumar <rajeev-dlh.kumar@st.com> | 2012-02-24 00:51:40 -0800 |
|---|---|---|
| committer |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-02-28 01:18:32 -0800 |
| commit | f8354c60ca2212810c168d8f992559226c8c0e71 (patch) | |
| tree | a9d8d77c9e6c7e76fa982c757e0eb82d98024998 /drivers/input/keyboard | |
| parent | Input: spear-keyboard - add 6x6 keypad matrix definitions (diff) | |
| download | linux-dev-f8354c60ca2212810c168d8f992559226c8c0e71.tar.xz linux-dev-f8354c60ca2212810c168d8f992559226c8c0e71.zip | |
Input: spear-keyboard - configure device according to supplied mode
Let platform pass mode information to keyboard driver according to which
it configures itself. The mode can be
- KEYPAD_9x9 0
- KEYPAD_6x6 1
- KEYPAD_2x2 2
Signed-off-by: Rajeev Kumar <rajeev-dlh.kumar@st.com>
Signed-off-by: Viresh Kumar <viresh.kumar@st.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/keyboard')
| -rw-r--r-- | drivers/input/keyboard/spear-keyboard.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/input/keyboard/spear-keyboard.c b/drivers/input/keyboard/spear-keyboard.c index c88bd63dc9cc..933fb019b967 100644 --- a/drivers/input/keyboard/spear-keyboard.c +++ b/drivers/input/keyboard/spear-keyboard.c @@ -50,6 +50,7 @@ #define ROW_MASK 0xF0 #define COLUMN_MASK 0x0F #define ROW_SHIFT 4 +#define KEY_MATRIX_SHIFT 6 struct spear_kbd { struct input_dev *input; @@ -57,6 +58,7 @@ struct spear_kbd { void __iomem *io_base; struct clk *clk; unsigned int irq; + unsigned int mode; unsigned short last_key; unsigned short keycodes[256]; }; @@ -106,7 +108,8 @@ static int spear_kbd_open(struct input_dev *dev) return error; /* program keyboard */ - val = SCAN_RATE_80 | MODE_KEYBOARD | PCLK_FREQ_MSK; + val = SCAN_RATE_80 | MODE_KEYBOARD | PCLK_FREQ_MSK | + (kbd->mode << KEY_MATRIX_SHIFT); writew(val, kbd->io_base + MODE_REG); writeb(1, kbd->io_base + STATUS_REG); @@ -176,6 +179,8 @@ static int __devinit spear_kbd_probe(struct platform_device *pdev) kbd->input = input_dev; kbd->irq = irq; + kbd->mode = pdata->mode; + kbd->res = request_mem_region(res->start, resource_size(res), pdev->name); if (!kbd->res) { |