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Commit 2d22d486 authored by Takashi YOSHII's avatar Takashi YOSHII Committed by Paul Mundt
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ARM: mach-shmobile: ag5evm: scan keyboard support 



This consists of platform device resources/data for the board, and
simple clvdev entry for MSTP bit for keysc module.

This support only 49 of 80 key-switches on the board.

Signed-off-by: default avatarTakashi YOSHII <takashi.yoshii.zj@renesas.com>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 3256c789

arch/arm/mach-shmobile/board-ag5evm.c

+64 −0
Original line number Diff line number Diff line
@@ -30,6 +30,9 @@ 
#include <linux/serial_sci.h>

#include <linux/smsc911x.h>

#include <linux/gpio.h>

#include <linux/input.h>

#include <linux/input/sh_keysc.h>



#include <mach/hardware.h>

#include <mach/sh73a0.h>

#include <mach/common.h>
@@ -70,8 +73,49 @@ static struct platform_device eth_device = { 
	.num_resources	= ARRAY_SIZE(smsc9220_resources),

};



static struct sh_keysc_info keysc_platdata = {

	.mode		= SH_KEYSC_MODE_6,

	.scan_timing	= 3,

	.delay		= 100,

	.keycodes	= {

		KEY_A, KEY_B, KEY_C, KEY_D, KEY_E, KEY_F, KEY_G,

		KEY_H, KEY_I, KEY_J, KEY_K, KEY_L, KEY_M, KEY_N,

		KEY_O, KEY_P, KEY_Q, KEY_R, KEY_S, KEY_T, KEY_U,

		KEY_V, KEY_W, KEY_X, KEY_Y, KEY_Z, KEY_HOME, KEY_SLEEP,

		KEY_SPACE, KEY_9, KEY_6, KEY_3, KEY_WAKEUP, KEY_RIGHT, \

		KEY_COFFEE,

		KEY_0, KEY_8, KEY_5, KEY_2, KEY_DOWN, KEY_ENTER, KEY_UP,

		KEY_KPASTERISK, KEY_7, KEY_4, KEY_1, KEY_STOP, KEY_LEFT, \

		KEY_COMPUTER,

	},

};



static struct resource keysc_resources[] = {

	[0] = {

		.name	= "KEYSC",

		.start	= 0xe61b0000,

		.end	= 0xe61b0098 - 1,

		.flags	= IORESOURCE_MEM,

	},

	[1] = {

		.start	= gic_spi(71),

		.flags	= IORESOURCE_IRQ,

	},

};



static struct platform_device keysc_device = {

	.name		= "sh_keysc",

	.id		= 0,

	.num_resources	= ARRAY_SIZE(keysc_resources),

	.resource	= keysc_resources,

	.dev		= {

		.platform_data	= &keysc_platdata,

	},

};



static struct platform_device *ag5evm_devices[] __initdata = {

	&eth_device,

	&keysc_device,

};



static struct map_desc ag5evm_io_desc[] __initdata = {
@@ -129,6 +173,26 @@ static void __init ag5evm_init(void) 
	gpio_request(GPIO_FN_SCIFA2_RTS1_, NULL);

	gpio_request(GPIO_FN_SCIFA2_CTS1_, NULL);



	/* enable KEYSC */

	gpio_request(GPIO_FN_KEYIN0, NULL);

	gpio_request(GPIO_FN_KEYIN1, NULL);

	gpio_request(GPIO_FN_KEYIN2, NULL);

	gpio_request(GPIO_FN_KEYIN3, NULL);

	gpio_request(GPIO_FN_KEYIN4, NULL);

	gpio_request(GPIO_FN_KEYIN5, NULL);

	gpio_request(GPIO_FN_KEYIN6, NULL);

	gpio_request(GPIO_FN_KEYIN7, NULL);

	gpio_request(GPIO_FN_KEYOUT0, NULL);

	gpio_request(GPIO_FN_KEYOUT1, NULL);

	gpio_request(GPIO_FN_KEYOUT2, NULL);

	gpio_request(GPIO_FN_KEYOUT3, NULL);

	gpio_request(GPIO_FN_KEYOUT4, NULL);

	gpio_request(GPIO_FN_KEYOUT5, NULL);

	gpio_request(GPIO_FN_PORT59_KEYOUT6, NULL);

	gpio_request(GPIO_FN_PORT58_KEYOUT7, NULL);

	gpio_request(GPIO_FN_KEYOUT8, NULL);

	gpio_request(GPIO_FN_PORT149_KEYOUT9, NULL);



	/* enable SMSC911X */

	gpio_request(GPIO_PORT144, NULL); /* PINTA2 */

	gpio_direction_input(GPIO_PORT144);

arch/arm/mach-shmobile/clock-sh73a0.c

+3 −1
Original line number Diff line number Diff line
@@ -47,7 +47,7 @@ static struct clk *main_clks[] = { 


enum { MSTP219,

	MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, MSTP201, MSTP200,

	MSTP331, MSTP329,

	MSTP331, MSTP329, MSTP403,

	MSTP_NR };



#define MSTP(_parent, _reg, _bit, _flags) \
@@ -64,6 +64,7 @@ static struct clk mstp_clks[MSTP_NR] = { 
	[MSTP200] = MSTP(&sub_clk, SMSTPCR2, 0, 0), /* SCIFA4 */

	[MSTP331] = MSTP(&sub_clk, SMSTPCR3, 31, 0), /* SCIFA6 */

	[MSTP329] = MSTP(&r_clk, SMSTPCR3, 29, 0), /* CMT10 */

	[MSTP403] = MSTP(&r_clk, SMSTPCR4, 0, 0), /* KEYSC0 */

};



#define CLKDEV_DEV_ID(_id, _clk) { .dev_id = _id, .clk = _clk }
@@ -80,6 +81,7 @@ static struct clk_lookup lookups[] = { 
	CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[MSTP200]), /* SCIFA4 */

	CLKDEV_DEV_ID("sh-sci.6", &mstp_clks[MSTP331]), /* SCIFA6 */

	CLKDEV_DEV_ID("sh_cmt.10", &mstp_clks[MSTP329]), /* CMT10 */

	CLKDEV_DEV_ID("sh_keysc.0", &mstp_clks[MSTP403]), /* KEYSC0 */

};



void __init sh73a0_clock_init(void)