linux-kernel - Re: [PATCH 5/5] ARM: pxa168: aspenite: add board support for keypad

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Message-ID: <AANLkTi=OkRUmBgx_ezWtGHywGJkFAJsdGLR07v8dgzD7@mail.gmail.com>
Date:	Tue, 31 Aug 2010 13:00:33 +0800
From:	Haojian Zhuang <haojian.zhuang@...il.com>
To:	"Mark F. Brown" <mark.brown314@...il.com>
Cc:	Eric Miao <eric.y.miao@...il.com>,
	Haojian Zhuang <haojian.zhuang@...vell.com>,
	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-input <linux-input@...r.kernel.org>
Subject: Re: [PATCH 5/5] ARM: pxa168: aspenite: add board support for keypad

On Thu, Aug 26, 2010 at 5:18 PM, Mark F. Brown <mark.brown314@...il.com> wrote:
> Signed-off-by: Mark F. Brown <mark.brown314@...il.com>
> ---
>  arch/arm/mach-mmp/aspenite.c |   27 +++++++++++++++++++++++++++
>  1 files changed, 27 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/mach-mmp/aspenite.c b/arch/arm/mach-mmp/aspenite.c
> index 9e1bd6b..1b788c5 100644
> --- a/arch/arm/mach-mmp/aspenite.c
> +++ b/arch/arm/mach-mmp/aspenite.c
> @@ -24,6 +24,8 @@
>  #include <mach/pxa168.h>
>  #include <mach/gpio.h>
>  #include <video/pxa168fb.h>
> +#include <linux/input.h>
> +#include <plat/pxa27x_keypad.h>
>
>  #include "common.h"
>
> @@ -97,6 +99,13 @@ static unsigned long common_pin_config[] __initdata = {
>        GPIO81_LCD_DD21,
>        GPIO82_LCD_DD22,
>        GPIO83_LCD_DD23,
> +
> +       /* Keypad */
> +       GPIO109_KP_MKIN1,
> +       GPIO110_KP_MKIN0,
> +       GPIO111_KP_MKOUT7,
> +       GPIO112_KP_MKOUT6,
> +       GPIO121_KP_MKIN4,
>  };
>
>  static struct smc91x_platdata smc91x_info = {
> @@ -193,6 +202,23 @@ struct pxa168fb_mach_info aspenite_lcd_info = {
>        .invert_pixclock        = 0,
>  };
>
> +static unsigned int aspenite_matrix_key_map[] = {
> +       KEY(0, 6, KEY_UP),      /* SW 4 */
> +       KEY(0, 7, KEY_DOWN),    /* SW 5 */
> +       KEY(1, 6, KEY_LEFT),    /* SW 6 */
> +       KEY(1, 7, KEY_RIGHT),   /* SW 7 */
> +       KEY(4, 6, KEY_ENTER),   /* SW 8 */
> +       KEY(4, 7, KEY_ESC),     /* SW 9 */
> +};
> +
> +static struct pxa27x_keypad_platform_data aspenite_keypad_info __initdata = {
> +       .matrix_key_rows        = 8,
> +       .matrix_key_cols        = 8,
It seems that maxium columns is 5, not 8.

> +       .matrix_key_map         = aspenite_matrix_key_map,
> +       .matrix_key_map_size    = ARRAY_SIZE(aspenite_matrix_key_map),
> +       .debounce_interval      = 30,
> +};
> +
>  static void __init common_init(void)
>  {
>        mfp_config(ARRAY_AND_SIZE(common_pin_config));
> @@ -203,6 +229,7 @@ static void __init common_init(void)
>        pxa168_add_ssp(1);
>        pxa168_add_nand(&aspenite_nand_info);
>        pxa168_add_fb(&aspenite_lcd_info);
> +       pxa168_add_keypad(&aspenite_keypad_info);
>
>        /* off-chip devices */
>        platform_device_register(&smc91x_device);
> --
> 1.7.0.4
>
> --
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