mirror of
https://git.planet-casio.com/Lephenixnoir/gint.git
synced 2025-04-04 09:37:10 +02:00
107 lines
2.6 KiB
C
107 lines
2.6 KiB
C
//---
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// gint:touch:driver - touch-screen driver declaration
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//---
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#include <string.h>
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#include <gint/drivers.h>
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#include <gint/drivers/states.h>
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#include "./driver.h"
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#include "./i2c.h"
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//---
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// Internals
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//---
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/* __touch_drv_info - internal driver information */
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extern struct _touch_drv_info __touch_drv_info;
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/* _touch_configure() - configure touch-screen */
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static void _touch_configure(void)
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{
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volatile uint16_t *IO_PRCR = (void*)0xa405011c;
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i2c_configure();
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*(IO_PRCR) = (*(IO_PRCR) & 0xf3ff) | 0xc00;
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memset(&__touch_drv_info, 0x00, sizeof(struct _touch_drv_info));
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__touch_drv_info.prev_evt.type = KEYEV_NONE;
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__touch_drv_info.prev_evt.x = 0xffff;
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__touch_drv_info.prev_evt.y = 0xffff;
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__touch_drv_info.calibration.x_base = 0x20b;
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__touch_drv_info.calibration.x_div = 0x9b6;
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__touch_drv_info.calibration.y_base = 0x0f4;
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__touch_drv_info.calibration.y_div = 0x66f;
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__touch_drv_info.calibration.dual_debounce_frame = 0;
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__touch_drv_info.calibration.dual_sensi_entry = 0x18;
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__touch_drv_info.calibration.dual_sensi_leave = 0x24;
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}
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/* _touch_hsave() - save hardware state */
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static void _touch_hsave(touch_state_t *state)
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{
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volatile uint16_t *IO_PRCR = (void*)0xa405011c;
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i2c_hsave(state);
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state->PRCR = *(IO_PRCR);
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}
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/* _touch_hrestore() - restore hardware state */
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static void _touch_hrestore(touch_state_t *state)
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{
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volatile uint16_t *IO_PRCR = (void*)0xa405011c;
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*(IO_PRCR) = state->PRCR;
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i2c_hrestore(state);
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}
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/* _touch_hpowered() - check if the module is powered */
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static bool _touch_hpowered(void)
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{
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return i2c_hpowered();
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}
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/* _touch_hpoweron() - power on the module */
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static void _touch_hpoweron(void)
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{
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i2c_hpoweron();
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}
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/* _touch_hpoweroff() - power off the module */
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static void _touch_hpoweroff(void)
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{
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i2c_hpoweroff();
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}
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/* _touch_unbind() - unbind from gint to casio */
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static void _touch_unbind(void)
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{
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i2c_unbind();
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}
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/* _touch_funbind() - funbind from casio to gint */
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static void _touch_funbind(void)
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{
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i2c_funbind();
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}
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//---
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// Public
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//---
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/* __touch_drv_info - internal driver information */
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struct _touch_drv_info __touch_drv_info;
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/* drv_touch - touch-screen driver declaration */
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gint_driver_t drv_touch = {
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.name = "TOUCH",
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.configure = _touch_configure,
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.hsave = (void *)_touch_hsave,
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.hrestore = (void *)_touch_hrestore,
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.hpowered = _touch_hpowered,
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.hpoweron = _touch_hpoweron,
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.hpoweroff = _touch_hpoweroff,
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.unbind = _touch_unbind,
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.funbind = _touch_funbind,
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.state_size = sizeof(touch_state_t),
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};
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GINT_DECLARE_DRIVER(24, drv_touch);
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