forked from Imagelibrary/rtems
147 lines
4.3 KiB
C
147 lines
4.3 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
|
|
|
|
/*
|
|
* Copyright (c) 2013 embedded brains GmbH & Co. KG
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <bsp/arm-pl111-fb.h>
|
|
|
|
#include <bsp.h>
|
|
#include <bsp/fatal.h>
|
|
#include <bsp/io.h>
|
|
#include <bsp/lcd.h>
|
|
#include <bsp/lpc24xx.h>
|
|
|
|
static const lpc24xx_pin_range tft_16_bit_5_6_5_pins[] = {
|
|
LPC24XX_PIN_LCD_DCLK,
|
|
LPC24XX_PIN_LCD_FP,
|
|
LPC24XX_PIN_LCD_LP,
|
|
LPC24XX_PIN_LCD_VD_3_P4_29,
|
|
LPC24XX_PIN_LCD_VD_4_P2_6,
|
|
LPC24XX_PIN_LCD_VD_5_P2_7,
|
|
LPC24XX_PIN_LCD_VD_6_P2_8,
|
|
LPC24XX_PIN_LCD_VD_7_P2_9,
|
|
LPC24XX_PIN_LCD_VD_10_P1_20,
|
|
LPC24XX_PIN_LCD_VD_11_P1_21,
|
|
LPC24XX_PIN_LCD_VD_12_P1_22,
|
|
LPC24XX_PIN_LCD_VD_13_P1_23,
|
|
LPC24XX_PIN_LCD_VD_14_P1_24,
|
|
LPC24XX_PIN_LCD_VD_15_P1_25,
|
|
LPC24XX_PIN_LCD_VD_19_P2_13,
|
|
LPC24XX_PIN_LCD_VD_20_P1_26,
|
|
LPC24XX_PIN_LCD_VD_21_P1_27,
|
|
LPC24XX_PIN_LCD_VD_22_P1_28,
|
|
LPC24XX_PIN_LCD_VD_23_P1_29,
|
|
LPC24XX_PIN_TERMINAL
|
|
};
|
|
|
|
static void fb_set_up(const pl111_fb_config *cfg)
|
|
{
|
|
rtems_status_code sc;
|
|
|
|
sc = lpc24xx_module_enable(LPC24XX_MODULE_LCD, LPC24XX_MODULE_PCLK_DEFAULT);
|
|
if (sc != RTEMS_SUCCESSFUL) {
|
|
bsp_fatal(LPC24XX_FATAL_PL111_SET_UP);
|
|
}
|
|
|
|
#ifdef ARM_MULTILIB_ARCH_V4
|
|
PINSEL11 = BSP_FLD32(LCD_MODE_TFT_16_BIT_5_6_5, 1, 3) | BSP_BIT32(0);
|
|
#endif
|
|
|
|
#ifdef ARM_MULTILIB_ARCH_V7M
|
|
volatile lpc17xx_scb *scb = &LPC17XX_SCB;
|
|
|
|
scb->matrixarb = 0x0c09;
|
|
#endif
|
|
}
|
|
|
|
static void fb_pins_set_up(const pl111_fb_config *cfg)
|
|
{
|
|
rtems_status_code sc;
|
|
|
|
sc = lpc24xx_pin_config(tft_16_bit_5_6_5_pins, LPC24XX_PIN_SET_FUNCTION);
|
|
if (sc != RTEMS_SUCCESSFUL) {
|
|
bsp_fatal(LPC24XX_FATAL_PL111_PINS_SET_UP);
|
|
}
|
|
}
|
|
|
|
static void fb_pins_tear_down(const pl111_fb_config *cfg)
|
|
{
|
|
rtems_status_code sc;
|
|
|
|
sc = lpc24xx_pin_config(tft_16_bit_5_6_5_pins, LPC24XX_PIN_SET_INPUT);
|
|
if (sc != RTEMS_SUCCESSFUL) {
|
|
bsp_fatal(LPC24XX_FATAL_PL111_PINS_TEAR_DOWN);
|
|
}
|
|
}
|
|
|
|
static void fb_tear_down(const pl111_fb_config *cfg)
|
|
{
|
|
rtems_status_code sc;
|
|
|
|
#ifdef ARM_MULTILIB_ARCH_V4
|
|
PINSEL11 = 0;
|
|
#endif
|
|
|
|
sc = lpc24xx_module_disable(LPC24XX_MODULE_LCD);
|
|
if (sc != RTEMS_SUCCESSFUL) {
|
|
bsp_fatal(LPC24XX_FATAL_PL111_TEAR_DOWN);
|
|
}
|
|
}
|
|
|
|
static const pl111_fb_config fb_config = {
|
|
.regs = (volatile pl111 *) LCD_BASE_ADDR,
|
|
|
|
.timing0 = PL111_LCD_TIMING0_PPL(640 / 16 - 1)
|
|
| PL111_LCD_TIMING0_HSW(0x1d)
|
|
| PL111_LCD_TIMING0_HFP(0x0f)
|
|
| PL111_LCD_TIMING0_HBP(0x71),
|
|
.timing1 = PL111_LCD_TIMING1_LPP(480 - 1)
|
|
| PL111_LCD_TIMING1_VSW(0x02)
|
|
| PL111_LCD_TIMING1_VFP(0x0a)
|
|
| PL111_LCD_TIMING1_VBP(0x20),
|
|
.timing2 = PL111_LCD_TIMING2_PCD_LO(0x3)
|
|
| PL111_LCD_TIMING2_ACB(0x0)
|
|
| PL111_LCD_TIMING2_IVS
|
|
| PL111_LCD_TIMING2_IHS
|
|
| PL111_LCD_TIMING2_IPC
|
|
| PL111_LCD_TIMING2_CPL(640 - 1)
|
|
| PL111_LCD_TIMING2_PCD_HI(0x0),
|
|
.timing3 = 0x0,
|
|
.control = PL111_LCD_CONTROL_LCD_TFT
|
|
| PL111_LCD_CONTROL_LCD_BPP(PL111_LCD_CONTROL_LCD_BPP_16_5_6_5)
|
|
| PL111_LCD_CONTROL_BGR,
|
|
.power_delay_in_us = 100000,
|
|
|
|
.set_up = fb_set_up,
|
|
.pins_set_up = fb_pins_set_up,
|
|
.pins_tear_down = fb_pins_tear_down,
|
|
.tear_down = fb_tear_down
|
|
};
|
|
|
|
const pl111_fb_config *arm_pl111_fb_get_config(void)
|
|
{
|
|
return &fb_config;
|
|
}
|