* [PATCH] ARM: SAMSUNG: Add keypad device support
@ 2010-08-06 5:30 Joonyoung Shim
2010-08-06 8:21 ` Kukjin Kim
0 siblings, 1 reply; 2+ messages in thread
From: Joonyoung Shim @ 2010-08-06 5:30 UTC (permalink / raw)
To: linux-arm-kernel; +Cc: linux-samsung-soc, kgene.kim, kyungmin.park, ben-linux
This patch adds samsung keypad device definition for samsung cpus.
Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
---
This patch is to add samsung keypad device. It is updated single version
of previous patch "[PATCH v6 1/3] ARM: SAMSUNG: Add keypad device
support".
arch/arm/plat-samsung/Kconfig | 5 +++
arch/arm/plat-samsung/Makefile | 1 +
arch/arm/plat-samsung/dev-keypad.c | 50 +++++++++++++++++++++++++++
arch/arm/plat-samsung/include/plat/devs.h | 2 +
arch/arm/plat-samsung/include/plat/keypad.h | 13 +++++++
5 files changed, 71 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/plat-samsung/dev-keypad.c
diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig
index 2753fb3..bd007e3 100644
--- a/arch/arm/plat-samsung/Kconfig
+++ b/arch/arm/plat-samsung/Kconfig
@@ -227,6 +227,11 @@ config SAMSUNG_DEV_TS
help
Common in platform device definitions for touchscreen device
+config SAMSUNG_DEV_KEYPAD
+ bool
+ help
+ Compile in platform device definitions for keypad
+
# DMA
config S3C_DMA
diff --git a/arch/arm/plat-samsung/Makefile b/arch/arm/plat-samsung/Makefile
index 228c2ad..ef00c47 100644
--- a/arch/arm/plat-samsung/Makefile
+++ b/arch/arm/plat-samsung/Makefile
@@ -50,6 +50,7 @@ obj-$(CONFIG_S3C_DEV_RTC) += dev-rtc.o
obj-$(CONFIG_SAMSUNG_DEV_ADC) += dev-adc.o
obj-$(CONFIG_SAMSUNG_DEV_TS) += dev-ts.o
+obj-$(CONFIG_SAMSUNG_DEV_KEYPAD) += dev-keypad.o
# DMA support
diff --git a/arch/arm/plat-samsung/dev-keypad.c b/arch/arm/plat-samsung/dev-keypad.c
new file mode 100644
index 0000000..677c2d7
--- /dev/null
+++ b/arch/arm/plat-samsung/dev-keypad.c
@@ -0,0 +1,50 @@
+/*
+ * linux/arch/arm/plat-samsung/dev-keypad.c
+ *
+ * Copyright (C) 2010 Samsung Electronics Co.Ltd
+ * Author: Joonyoung Shim <jy0922.shim@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+
+#include <linux/platform_device.h>
+#include <mach/irqs.h>
+#include <mach/map.h>
+#include <plat/cpu.h>
+#include <plat/devs.h>
+#include <plat/keypad.h>
+
+static struct resource samsung_keypad_resources[] = {
+ [0] = {
+ .start = SAMSUNG_PA_KEYPAD,
+ .end = SAMSUNG_PA_KEYPAD + 0x20 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_KEYPAD,
+ .end = IRQ_KEYPAD,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device samsung_device_keypad = {
+ .name = "samsung-keypad",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(samsung_keypad_resources),
+ .resource = samsung_keypad_resources,
+};
+
+void __init samsung_keypad_set_platdata(struct samsung_keypad_platdata *pd)
+{
+ struct samsung_keypad_platdata *npd;
+
+ npd = s3c_set_platdata(pd, sizeof(struct samsung_keypad_platdata),
+ &samsung_device_keypad);
+
+ if (!npd->cfg_gpio)
+ npd->cfg_gpio = samsung_keypad_cfg_gpio;
+}
diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h
index 6760999..c06386b 100644
--- a/arch/arm/plat-samsung/include/plat/devs.h
+++ b/arch/arm/plat-samsung/include/plat/devs.h
@@ -100,6 +100,8 @@ extern struct platform_device s5pc100_device_iis0;
extern struct platform_device s5pc100_device_iis1;
extern struct platform_device s5pc100_device_iis2;
+extern struct platform_device samsung_device_keypad;
+
/* s3c2440 specific devices */
#ifdef CONFIG_CPU_S3C2440
diff --git a/arch/arm/plat-samsung/include/plat/keypad.h b/arch/arm/plat-samsung/include/plat/keypad.h
index 3a70c12..b59a648 100644
--- a/arch/arm/plat-samsung/include/plat/keypad.h
+++ b/arch/arm/plat-samsung/include/plat/keypad.h
@@ -40,4 +40,17 @@ struct samsung_keypad_platdata {
void (*cfg_gpio)(unsigned int rows, unsigned int cols);
};
+/**
+ * samsung_keypad_set_platdata - Set platform data for Samsung Keypad device.
+ * @pd: Platform data to register to device.
+ *
+ * Register the given platform data for use with Samsung Keypad device.
+ * The call will copy the platform data, so the board definitions can
+ * make the structure itself __initdata.
+ */
+extern void samsung_keypad_set_platdata(struct samsung_keypad_platdata *pd);
+
+/* defined by architecture to configure gpio. */
+extern void samsung_keypad_cfg_gpio(unsigned int rows, unsigned int cols);
+
#endif /* __PLAT_SAMSUNG_KEYPAD_H */
--
1.7.0.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* RE: [PATCH] ARM: SAMSUNG: Add keypad device support
2010-08-06 5:30 [PATCH] ARM: SAMSUNG: Add keypad device support Joonyoung Shim
@ 2010-08-06 8:21 ` Kukjin Kim
0 siblings, 0 replies; 2+ messages in thread
From: Kukjin Kim @ 2010-08-06 8:21 UTC (permalink / raw)
To: 'Joonyoung Shim', linux-arm-kernel
Cc: linux-samsung-soc, kyungmin.park, ben-linux
Joonyoung Shim wrote:
>
> This patch adds samsung keypad device definition for samsung cpus.
>
> Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
> ---
> This patch is to add samsung keypad device. It is updated single version
> of previous patch "[PATCH v6 1/3] ARM: SAMSUNG: Add keypad device
> support".
Ok, this is better...will replace an old one with this.
Thanks.
Best regards,
Kgene.
--
Kukjin Kim <kgene.kim@samsung.com>, Senior Engineer,
SW Solution Development Team, Samsung Electronics Co., Ltd.
>
> arch/arm/plat-samsung/Kconfig | 5 +++
> arch/arm/plat-samsung/Makefile | 1 +
> arch/arm/plat-samsung/dev-keypad.c | 50
> +++++++++++++++++++++++++++
> arch/arm/plat-samsung/include/plat/devs.h | 2 +
> arch/arm/plat-samsung/include/plat/keypad.h | 13 +++++++
> 5 files changed, 71 insertions(+), 0 deletions(-)
> create mode 100644 arch/arm/plat-samsung/dev-keypad.c
>
> diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig
> index 2753fb3..bd007e3 100644
> --- a/arch/arm/plat-samsung/Kconfig
> +++ b/arch/arm/plat-samsung/Kconfig
> @@ -227,6 +227,11 @@ config SAMSUNG_DEV_TS
> help
> Common in platform device definitions for touchscreen device
>
> +config SAMSUNG_DEV_KEYPAD
> + bool
> + help
> + Compile in platform device definitions for keypad
> +
> # DMA
>
> config S3C_DMA
> diff --git a/arch/arm/plat-samsung/Makefile
b/arch/arm/plat-samsung/Makefile
> index 228c2ad..ef00c47 100644
> --- a/arch/arm/plat-samsung/Makefile
> +++ b/arch/arm/plat-samsung/Makefile
> @@ -50,6 +50,7 @@ obj-$(CONFIG_S3C_DEV_RTC) += dev-rtc.o
>
> obj-$(CONFIG_SAMSUNG_DEV_ADC) += dev-adc.o
> obj-$(CONFIG_SAMSUNG_DEV_TS) += dev-ts.o
> +obj-$(CONFIG_SAMSUNG_DEV_KEYPAD) += dev-keypad.o
>
> # DMA support
>
> diff --git a/arch/arm/plat-samsung/dev-keypad.c
b/arch/arm/plat-samsung/dev-
> keypad.c
> new file mode 100644
> index 0000000..677c2d7
> --- /dev/null
> +++ b/arch/arm/plat-samsung/dev-keypad.c
> @@ -0,0 +1,50 @@
> +/*
> + * linux/arch/arm/plat-samsung/dev-keypad.c
> + *
> + * Copyright (C) 2010 Samsung Electronics Co.Ltd
> + * Author: Joonyoung Shim <jy0922.shim@samsung.com>
> + *
> + * This program is free software; you can redistribute it and/or modify
it
> + * under the terms of the GNU General Public License as published by
the
> + * Free Software Foundation; either version 2 of the License, or (at
your
> + * option) any later version.
> + *
> + */
> +
> +#include <linux/platform_device.h>
> +#include <mach/irqs.h>
> +#include <mach/map.h>
> +#include <plat/cpu.h>
> +#include <plat/devs.h>
> +#include <plat/keypad.h>
> +
> +static struct resource samsung_keypad_resources[] = {
> + [0] = {
> + .start = SAMSUNG_PA_KEYPAD,
> + .end = SAMSUNG_PA_KEYPAD + 0x20 - 1,
> + .flags = IORESOURCE_MEM,
> + },
> + [1] = {
> + .start = IRQ_KEYPAD,
> + .end = IRQ_KEYPAD,
> + .flags = IORESOURCE_IRQ,
> + },
> +};
> +
> +struct platform_device samsung_device_keypad = {
> + .name = "samsung-keypad",
> + .id = -1,
> + .num_resources = ARRAY_SIZE(samsung_keypad_resources),
> + .resource = samsung_keypad_resources,
> +};
> +
> +void __init samsung_keypad_set_platdata(struct samsung_keypad_platdata
*pd)
> +{
> + struct samsung_keypad_platdata *npd;
> +
> + npd = s3c_set_platdata(pd, sizeof(struct samsung_keypad_platdata),
> + &samsung_device_keypad);
> +
> + if (!npd->cfg_gpio)
> + npd->cfg_gpio = samsung_keypad_cfg_gpio;
> +}
> diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-
> samsung/include/plat/devs.h
> index 6760999..c06386b 100644
> --- a/arch/arm/plat-samsung/include/plat/devs.h
> +++ b/arch/arm/plat-samsung/include/plat/devs.h
> @@ -100,6 +100,8 @@ extern struct platform_device s5pc100_device_iis0;
> extern struct platform_device s5pc100_device_iis1;
> extern struct platform_device s5pc100_device_iis2;
>
> +extern struct platform_device samsung_device_keypad;
> +
> /* s3c2440 specific devices */
>
> #ifdef CONFIG_CPU_S3C2440
> diff --git a/arch/arm/plat-samsung/include/plat/keypad.h b/arch/arm/plat-
> samsung/include/plat/keypad.h
> index 3a70c12..b59a648 100644
> --- a/arch/arm/plat-samsung/include/plat/keypad.h
> +++ b/arch/arm/plat-samsung/include/plat/keypad.h
> @@ -40,4 +40,17 @@ struct samsung_keypad_platdata {
> void (*cfg_gpio)(unsigned int rows, unsigned int cols);
> };
>
> +/**
> + * samsung_keypad_set_platdata - Set platform data for Samsung Keypad
> device.
> + * @pd: Platform data to register to device.
> + *
> + * Register the given platform data for use with Samsung Keypad device.
> + * The call will copy the platform data, so the board definitions can
> + * make the structure itself __initdata.
> + */
> +extern void samsung_keypad_set_platdata(struct samsung_keypad_platdata
*pd);
> +
> +/* defined by architecture to configure gpio. */
> +extern void samsung_keypad_cfg_gpio(unsigned int rows, unsigned int
cols);
> +
> #endif /* __PLAT_SAMSUNG_KEYPAD_H */
> --
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2010-08-06 8:21 ` Kukjin Kim
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