[PATCH 2/5] ARM: pxa168: added keypad support

[Haojian Zhuang]

On Thu, Aug 26, 2010 at 5:18 PM, Mark F. Brown <mark.brown314 at gmail.com> wrote:
> Signed-off-by: Mark F. Brown <mark.brown314 at gmail.com>
> ---
>  arch/arm/mach-mmp/include/mach/mfp-pxa168.h |    7 +++++++
>  arch/arm/mach-mmp/include/mach/pxa168.h     |    7 +++++++
>  arch/arm/mach-mmp/pxa168.c                  |    3 +++
>  drivers/input/keyboard/Kconfig              |    2 +-
>  4 files changed, 18 insertions(+), 1 deletions(-)
>
> diff --git a/arch/arm/mach-mmp/include/mach/mfp-pxa168.h b/arch/arm/mach-mmp/include/mach/mfp-pxa168.h
> index ded43c4..4621067 100644
> --- a/arch/arm/mach-mmp/include/mach/mfp-pxa168.h
> +++ b/arch/arm/mach-mmp/include/mach/mfp-pxa168.h
> @@ -289,4 +289,11 @@
>  #define GPIO86_PWM1_OUT                MFP_CFG(GPIO86, AF2)
>  #define GPIO86_PWM2_OUT                MFP_CFG(GPIO86, AF3)
>
> +/* Keypad */
> +#define GPIO109_KP_MKIN1        MFP_CFG(GPIO109, AF7)
> +#define GPIO110_KP_MKIN0        MFP_CFG(GPIO110, AF7)
> +#define GPIO111_KP_MKOUT7       MFP_CFG(GPIO111, AF7)
> +#define GPIO112_KP_MKOUT6       MFP_CFG(GPIO112, AF7)
> +#define GPIO121_KP_MKIN4        MFP_CFG(GPIO121, AF7)
> +
>  #endif /* __ASM_MACH_MFP_PXA168_H */
> diff --git a/arch/arm/mach-mmp/include/mach/pxa168.h b/arch/arm/mach-mmp/include/mach/pxa168.h
> index 220738f..f34e663 100644
> --- a/arch/arm/mach-mmp/include/mach/pxa168.h
> +++ b/arch/arm/mach-mmp/include/mach/pxa168.h
> @@ -11,6 +11,7 @@ extern void __init pxa168_init_irq(void);
>  #include <plat/i2c.h>
>  #include <plat/pxa3xx_nand.h>
>  #include <video/pxa168fb.h>
> +#include <plat/pxa27x_keypad.h>
>
>  extern struct pxa_device_desc pxa168_device_uart1;
>  extern struct pxa_device_desc pxa168_device_uart2;
> @@ -27,6 +28,7 @@ extern struct pxa_device_desc pxa168_device_ssp4;
>  extern struct pxa_device_desc pxa168_device_ssp5;
>  extern struct pxa_device_desc pxa168_device_nand;
>  extern struct pxa_device_desc pxa168_device_fb;
> +extern struct pxa_device_desc pxa168_device_keypad;
>
>  static inline int pxa168_add_uart(int id)
>  {
> @@ -105,4 +107,9 @@ static inline int pxa168_add_fb(struct pxa168fb_mach_info *mi)
>        return pxa_register_device(&pxa168_device_fb, mi, sizeof(*mi));
>  }
>
> +static inline int pxa168_add_keypad(struct pxa27x_keypad_platform_data *data)
> +{
> +       return pxa_register_device(&pxa168_device_keypad, data, sizeof(*data));
> +}
> +
>  #endif /* __ASM_MACH_PXA168_H */
> diff --git a/arch/arm/mach-mmp/pxa168.c b/arch/arm/mach-mmp/pxa168.c
> index eaebf66..2fa16fb 100644
> --- a/arch/arm/mach-mmp/pxa168.c
> +++ b/arch/arm/mach-mmp/pxa168.c
> @@ -77,6 +77,7 @@ static APBC_CLK(ssp2, PXA168_SSP2, 4, 0);
>  static APBC_CLK(ssp3, PXA168_SSP3, 4, 0);
>  static APBC_CLK(ssp4, PXA168_SSP4, 4, 0);
>  static APBC_CLK(ssp5, PXA168_SSP5, 4, 0);
> +static APBC_CLK(keypad, PXA168_KPC, 0, 32000);
>
>  static APMU_CLK(nand, NAND, 0x01db, 208000000);
>  static APMU_CLK(lcd, LCD, 0x7f, 312000000);
> @@ -98,6 +99,7 @@ static struct clk_lookup pxa168_clkregs[] = {
>        INIT_CLKREG(&clk_ssp5, "pxa168-ssp.4", NULL),
>        INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL),
>        INIT_CLKREG(&clk_lcd, "pxa168-fb", NULL),
> +       INIT_CLKREG(&clk_keypad, "pxa27x-keypad", NULL),
>  };
>
>  static int __init pxa168_init(void)
> @@ -150,3 +152,4 @@ PXA168_DEVICE(ssp3, "pxa168-ssp", 2, SSP3, 0xd401f000, 0x40, 56, 57);
>  PXA168_DEVICE(ssp4, "pxa168-ssp", 3, SSP4, 0xd4020000, 0x40, 58, 59);
>  PXA168_DEVICE(ssp5, "pxa168-ssp", 4, SSP5, 0xd4021000, 0x40, 60, 61);
>  PXA168_DEVICE(fb, "pxa168-fb", -1, LCD, 0xd420b000, 0x1c8);
> +PXA168_DEVICE(keypad, "pxa27x-keypad", -1, KEYPAD, 0xd4012000, 0x4c);
> diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
> index 9cc488d..aa037fe 100644
> --- a/drivers/input/keyboard/Kconfig
> +++ b/drivers/input/keyboard/Kconfig
> @@ -338,7 +338,7 @@ config KEYBOARD_OPENCORES
>
>  config KEYBOARD_PXA27x
>        tristate "PXA27x/PXA3xx keypad support"
> -       depends on PXA27x || PXA3xx
> +       depends on PXA27x || PXA3xx || ARCH_MMP
>        help
>          Enable support for PXA27x/PXA3xx keypad controller.
>
> --
> 1.7.0.4
>
It seems good. Acked