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Re: [PATCH] : HP Jornada 680 Keyboard support
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From: Paul M. <le...@li...> - 2007-07-16 22:05:52
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On Mon, Jul 16, 2007 at 11:47:40PM -0700, Kristoffer Ericson wrote:
> Paul could you just give this a check. Im working on scan_keyb and that should be ready tommorow.
>
> This patch is based on what andriy made with my additions :
> Keymap now uses KEY_X instead of 0x00..
> Fixed for dead keys, so they all work.
>
Please take this up with Dmitry (added to CC), that's where these things
end up going anyways..
> diff --git a/drivers/input/keyboard/hp680_keyb.c b/drivers/input/keyboard/hp680_keyb.c
> new file mode 100644
> index 0000000..2890668
> --- /dev/null
> +++ b/drivers/input/keyboard/hp680_keyb.c
> @@ -0,0 +1,218 @@
> +/*
> + * drivers/input/keyboard/hp680_keyb.c
> + *
> + * HP Jornada 680/690 scan keyboard
> + *
> + * Copyright (C) 2005 Andriy Skulysh
> + * Copyright (C) 2006 Paul Mundt
> + * Copyright (C) 2007 Kristoffer Ericson <Kri...@gm...>
> + *
> + * Splitted from drivers/input/keyboard/hp600_keyb.c
> + *
> + * Copyright (C) 2000 YAEGASHI Takeshi
> + * HP600 keyboard scan routine and translation table
> + * Copyright (C) 2000 Niibe Yutaka
> + * HP620 keyboard translation table
> + */
> +#include <linux/input.h>
> +#include <linux/kernel.h>
> +#include <linux/module.h>
> +#include <linux/init.h>
> +#include <asm/delay.h>
> +#include <asm/io.h>
> +#include "scan_keyb.h"
> +
> +#define PCCR 0xa4000104
> +#define PDCR 0xa4000106
> +#define PECR 0xa4000108
> +#define PFCR 0xa400010a
> +#define PCDR 0xa4000124
> +#define PDDR 0xa4000126
> +#define PEDR 0xa4000128
> +#define PFDR 0xa400012a
> +#define PGDR 0xa400012c
> +#define PHDR 0xa400012e
> +#define PJDR 0xa4000130
> +#define PKDR 0xa4000132
> +#define PLDR 0xa4000134
> +
> +/***************************************************************
> +HP Jornada 680(SWEDISH version) keyboard
> +[!] indicates Special Characters
> +______________________________________________________________________
> +| ESC F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 POWER|
> +| 1 2 3 4 5 6 7 8 9 0 + ` BKPSPACE|
> +|* Q W E R T Y U I O P ! ^ ENTER|
> +| TAB A S D F G H J K L ! ! ' ENTER|
> +| SHIFT Z X C V B N M , . - UP SHIFT|
> +| CTRL WIN ALT ? =======SPACE======== ALTG DEL LEF DO RI ]
> +-----------------------------------------------------------------------
> +****************************************************************/
> +
> +/****************************************************************
> +HP Jornada 690(Japanese version) keyboard scan matrix
> +
> + PTC7 PTC6 PTC5 PTC4 PTC3 PTC2 PTC1 PTC0
> +PTD1 REC Escape on/off Han/Zen Hira Eisu
> +PTD5 REC Z on/off Enter : /
> +PTD7 REC Right Down
> +PTE0 REC Windows on/off
> +PTE1 REC A on/off ] [ ;
> +PTE3 REC Tab on/off ShirtR \ Up
> +PTE6 REC Q on/off BS @ P
> +PTE7 REC 1 on/off ^ - 0
> +
> + PTF7 PTF6 PTF5 PTF4 PTF3 PTF2 PTF1 PTF0
> +PTD1 F5 F4 F6 F7 F8 F3 F2 F1
> +PTD5 N B M , . V C X
> +PTD7 Muhen Alt Left
> +PTE0 Henkan _ Del Space Ctrl
> +PTE1 H G J K L F D S
> +PTE3 ShiftL
> +PTE6 Y T U I O R E W
> +PTE7 6 5 7 8 9 4 3 2
> +
> + PTG5 PTG4 PTG3 PTG0 PTH0
> +* REC REW FWW Cover on/off
> +
> +
> + 7 6 5 4 3 2 1 0
> +C: 0xffff 0xdf IP IP IP IP IP IP IP IP
> +D: 0x6786 0x59 O I O IP I F O I
> +E: 0x5045 0x00 O O F F O F O O
> +F: 0xffff 0xff IP IP IP IP IP IP IP IP
> +G: 0xaffe 0xfd I I IP IP IP IP IP I
> +H: 0x70f2 0x49 O IP F F IP IP F I
> +J: 0x0704 0x22 F F O IP F F O F
> +K: 0x0100 0x10 F F F O F F F F
> +L: 0x0c3c 0x26 F F IP F F IP IP F
> +
> +****************************************************************/
> +
> +static const unsigned char hp680kbd_scancodes[] = {
> + /* PTD1 */
> + KEY_CAPSLOCK, KEY_MACRO, KEY_LEFTCTRL, KEY_RESERVED, KEY_ESC, KEY_RESERVED,
> + KEY_RESERVED, KEY_RESERVED, KEY_F1, KEY_F2, KEY_F3, KEY_F8, KEY_F7, KEY_F2,
> + KEY_F4, KEY_F5,
> +
> + /* PTD5 */
> + KEY_SLASH, KEY_APOSTROPHE, KEY_ENTER, KEY_RESERVED, KEY_Z, KEY_RESERVED,
> + KEY_RESERVED, KEY_RESERVED, KEY_X, KEY_C, KEY_V, KEY_DOT, KEY_COMMA,
> + KEY_M, KEY_B, KEY_N,
> +
> + /* PTD7 */
> + KEY_KP2, KEY_KP6, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED,
> + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_KP4,
> + KEY_RESERVED, KEY_RESERVED, KEY_LEFTALT, KEY_HANJA,
> +
> + /* PTE0 */
> + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_FINANCE, KEY_RESERVED,
> + KEY_RESERVED, KEY_RESERVED, KEY_LEFTCTRL, KEY_RESERVED, KEY_SPACE, KEY_KPDOT,
> + KEY_VOLUMEUP, 249, KEY_RESERVED, KEY_RESERVED,
> +
> + /* PTE1 */
> + KEY_SEMICOLO, KEY_RIGHTBRACE, KEY_BACKSLASH, KEY_RESERVED, KEY_A, KEY_RESERVED,
> + KEY_RESERVED, KEY_RESERVED, KEY_S, KEY_D, KEY_F, KEY_L, KEY_K, KEY_J, KEY_G, KEY_H,
> +
> + /* PTE3 */
> + KEY_KP8, KEY_LEFTMETA, KEY_RIGHTSHIFT, KEY_RESERVED, KEY_TAB, KEY_RESERVED, KEY_RESERVED,
> + KEY_RESERVED, KEY_RESERVED, KEY_LEFTSHIFT, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED,
> + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED,
> +
> + /* PTE6 */
> + KEY_P, KEY_LEFTBRACE, KEY_BACKSPACE, KEY_RESERVED, KEY_Q, KEY_RESERVED, KEY_RESERVED,
> + KEY_RESERVED, KEY_W, KEY_E, KEY_R, KEY_O, KEY_I, KEY_U, KEY_T, KEY_R,
> +
> + /* PTE7 */
> + KEY_0, KEY_MINUS, KEY_EQUAL, KEY_RESERVED, KEY_1, KEY_RESERVED, KEY_RESERVED,
> + KEY_RESERVED, KEY_2, KEY_3, KEY_4, KEY_9, KEY_8, KEY_7, KEY_5, KEY_6,
> +
> + /* **** */
> + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED,
> + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED,
> + KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED, KEY_RESERVED,
> +};
> +
> +static int hp680_japanese_scan_kbd(unsigned char *s)
> +{
> + int i;
> + unsigned short ec_static,dc_static; /* = UINT16_t */
> + unsigned char matrix_switch[] = {
> + 0xfd, 0xff, /* PTD1 PD(1) */
> + 0xdf, 0xff, /* PTD5 PD(5) */
> + 0x7f, 0xff, /* PTD7 PD(7) */
> + 0xff, 0xfe, /* PTE0 PE(0) */
> + 0xff, 0xfd, /* PTE1 PE(1) */
> + 0xff, 0xf7, /* PTE3 PE(3) */
> + 0xff, 0xbf, /* PTE6 PE(6) */
> + 0xff, 0x7f, /* PTE7 PE(7) */
> + }, *t=matrix_switch;
> + /* PD(x) :
> + 1. 0xcc0c & (1~(1 << (2*(x)+1)))))
> + 2. (0xf0cf & 0xfffff) */
> + /* PE(x) :
> + 1. 0xcc0c & 0xffff
> + 2. 0xf0cf & (1~(1 << (2*(x)+1))))) */
> + unsigned short matrix_PDE[] = {
> + 0xcc04, 0xf0cf, /* PD(1) */
> + 0xc40c, 0xf0cf, /* PD(5) */
> + 0x4c0c, 0xf0cf, /* PD(7) */
> + 0xcc0c, 0xf0cd, /* PE(0) */
> + 0xcc0c, 0xf0c7, /* PE(1) */
> + 0xcc0c, 0xf04f, /* PE(3) */
> + 0xcc0c, 0xd0cf, /* PE(6) */
> + 0xcc0c, 0x70cf, /* PE(7) */
> + }, *y=matrix_PDE;
> + /* Save these control reg bits */
> + dc_static = (ctrl_inw(PDCR) & (~0xcc0c));
> + ec_static = (ctrl_inw(PECR) & (~0xf0cf));
> +
> + for (i=0; i<8; i++) {
> + /* disable output for all but the one we want to scan */
> + ctrl_outw((dc_static | *y++), PDCR);
> + ctrl_outw((ec_static | *y++), PECR);
> + udelay(5);
> +
> + /* Get scanline row */
> + ctrl_outb(*t++, PDDR);
> + ctrl_outb(*t++, PEDR);
> + udelay(50);
> +
> + /* Read data */
> + *s++=ctrl_inb(PCDR);
> + *s++=ctrl_inb(PFDR);
> + }
> + /* Scan no lines */
> + ctrl_outb(0xff, PDDR);
> + ctrl_outb(0xff, PEDR);
> +
> + /* Enable all scanlines */
> + ctrl_outw((dc_static | (0x5555 & 0xcc0c)),PDCR);
> + ctrl_outw((ec_static | (0x5555 & 0xf0cf)),PECR);
> + /* Ignore extra keys and events */
> + *s++=ctrl_inb(PGDR);
> + *s++=ctrl_inb(PHDR);
> +
> + return 0;
> +}
> +
> +static struct scan_keyboard hp680_kbd = {
> + .scan = hp680_japanese_scan_kbd,
> + .table = hp680_japanese_table,
> + .length = 16,
> +};
> +
> +static int __init hp680_kbd_init_hw(void)
> +{
> + printk(KERN_INFO "HP680 matrix scan keyboard registered\n");
> + return register_scan_keyboard(&hp680_kbd);
> +}
> +
> +static void __exit hp680_kbd_exit_hw(void)
> +{
> + unregister_scan_keyboard(&hp680_kbd);
> +}
> +
> +module_init(hp680_kbd_init_hw);
> +module_exit(hp680_kbd_exit_hw);
> +MODULE_LICENSE("GPL");
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