509 lines
11 KiB
C
509 lines
11 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
/*
|
|
* linux/arch/arm/mach-pxa/tavorevb.c
|
|
*
|
|
* Support for the Marvell PXA930 Evaluation Board
|
|
*
|
|
* Copyright (C) 2007-2008 Marvell International Ltd.
|
|
*/
|
|
|
|
#include <linux/module.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/init.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/clk.h>
|
|
#include <linux/gpio.h>
|
|
#include <linux/smc91x.h>
|
|
#include <linux/pwm.h>
|
|
#include <linux/pwm_backlight.h>
|
|
|
|
#include <asm/mach-types.h>
|
|
#include <asm/mach/arch.h>
|
|
|
|
#include "pxa930.h"
|
|
#include <linux/platform_data/video-pxafb.h>
|
|
#include <linux/platform_data/keypad-pxa27x.h>
|
|
|
|
#include "devices.h"
|
|
#include "generic.h"
|
|
|
|
/* Tavor EVB MFP configurations */
|
|
static mfp_cfg_t tavorevb_mfp_cfg[] __initdata = {
|
|
/* Ethernet */
|
|
DF_nCS1_nCS3,
|
|
GPIO47_GPIO,
|
|
|
|
/* LCD */
|
|
GPIO23_LCD_DD0,
|
|
GPIO24_LCD_DD1,
|
|
GPIO25_LCD_DD2,
|
|
GPIO26_LCD_DD3,
|
|
GPIO27_LCD_DD4,
|
|
GPIO28_LCD_DD5,
|
|
GPIO29_LCD_DD6,
|
|
GPIO44_LCD_DD7,
|
|
GPIO21_LCD_CS,
|
|
GPIO22_LCD_CS2,
|
|
|
|
GPIO17_LCD_FCLK_RD,
|
|
GPIO18_LCD_LCLK_A0,
|
|
GPIO19_LCD_PCLK_WR,
|
|
|
|
/* LCD Backlight */
|
|
GPIO43_PWM3, /* primary backlight */
|
|
GPIO32_PWM0, /* secondary backlight */
|
|
|
|
/* Keypad */
|
|
GPIO0_KP_MKIN_0,
|
|
GPIO2_KP_MKIN_1,
|
|
GPIO4_KP_MKIN_2,
|
|
GPIO6_KP_MKIN_3,
|
|
GPIO8_KP_MKIN_4,
|
|
GPIO10_KP_MKIN_5,
|
|
GPIO12_KP_MKIN_6,
|
|
GPIO1_KP_MKOUT_0,
|
|
GPIO3_KP_MKOUT_1,
|
|
GPIO5_KP_MKOUT_2,
|
|
GPIO7_KP_MKOUT_3,
|
|
GPIO9_KP_MKOUT_4,
|
|
GPIO11_KP_MKOUT_5,
|
|
GPIO13_KP_MKOUT_6,
|
|
|
|
GPIO14_KP_DKIN_2,
|
|
GPIO15_KP_DKIN_3,
|
|
};
|
|
|
|
#define TAVOREVB_ETH_PHYS (0x14000000)
|
|
|
|
static struct resource smc91x_resources[] = {
|
|
[0] = {
|
|
.start = (TAVOREVB_ETH_PHYS + 0x300),
|
|
.end = (TAVOREVB_ETH_PHYS + 0xfffff),
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
[1] = {
|
|
.start = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO47)),
|
|
.end = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO47)),
|
|
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
|
|
}
|
|
};
|
|
|
|
static struct smc91x_platdata tavorevb_smc91x_info = {
|
|
.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT | SMC91X_USE_DMA,
|
|
};
|
|
|
|
static struct platform_device smc91x_device = {
|
|
.name = "smc91x",
|
|
.id = 0,
|
|
.num_resources = ARRAY_SIZE(smc91x_resources),
|
|
.resource = smc91x_resources,
|
|
.dev = {
|
|
.platform_data = &tavorevb_smc91x_info,
|
|
},
|
|
};
|
|
|
|
#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
|
|
static const unsigned int tavorevb_matrix_key_map[] = {
|
|
/* KEY(row, col, key_code) */
|
|
KEY(0, 4, KEY_A), KEY(0, 5, KEY_B), KEY(0, 6, KEY_C),
|
|
KEY(1, 4, KEY_E), KEY(1, 5, KEY_F), KEY(1, 6, KEY_G),
|
|
KEY(2, 4, KEY_I), KEY(2, 5, KEY_J), KEY(2, 6, KEY_K),
|
|
KEY(3, 4, KEY_M), KEY(3, 5, KEY_N), KEY(3, 6, KEY_O),
|
|
KEY(4, 5, KEY_R), KEY(4, 6, KEY_S),
|
|
KEY(5, 4, KEY_U), KEY(5, 4, KEY_V), KEY(5, 6, KEY_W),
|
|
|
|
KEY(6, 4, KEY_Y), KEY(6, 5, KEY_Z),
|
|
|
|
KEY(0, 3, KEY_0), KEY(2, 0, KEY_1), KEY(2, 1, KEY_2), KEY(2, 2, KEY_3),
|
|
KEY(2, 3, KEY_4), KEY(1, 0, KEY_5), KEY(1, 1, KEY_6), KEY(1, 2, KEY_7),
|
|
KEY(1, 3, KEY_8), KEY(0, 2, KEY_9),
|
|
|
|
KEY(6, 6, KEY_SPACE),
|
|
KEY(0, 0, KEY_KPASTERISK), /* * */
|
|
KEY(0, 1, KEY_KPDOT), /* # */
|
|
|
|
KEY(4, 1, KEY_UP),
|
|
KEY(4, 3, KEY_DOWN),
|
|
KEY(4, 0, KEY_LEFT),
|
|
KEY(4, 2, KEY_RIGHT),
|
|
KEY(6, 0, KEY_HOME),
|
|
KEY(3, 2, KEY_END),
|
|
KEY(6, 1, KEY_DELETE),
|
|
KEY(5, 2, KEY_BACK),
|
|
KEY(6, 3, KEY_CAPSLOCK), /* KEY_LEFTSHIFT), */
|
|
|
|
KEY(4, 4, KEY_ENTER), /* scroll push */
|
|
KEY(6, 2, KEY_ENTER), /* keypad action */
|
|
|
|
KEY(3, 1, KEY_SEND),
|
|
KEY(5, 3, KEY_RECORD),
|
|
KEY(5, 0, KEY_VOLUMEUP),
|
|
KEY(5, 1, KEY_VOLUMEDOWN),
|
|
|
|
KEY(3, 0, KEY_F22), /* soft1 */
|
|
KEY(3, 3, KEY_F23), /* soft2 */
|
|
};
|
|
|
|
static struct matrix_keymap_data tavorevb_matrix_keymap_data = {
|
|
.keymap = tavorevb_matrix_key_map,
|
|
.keymap_size = ARRAY_SIZE(tavorevb_matrix_key_map),
|
|
};
|
|
|
|
static struct pxa27x_keypad_platform_data tavorevb_keypad_info = {
|
|
.matrix_key_rows = 7,
|
|
.matrix_key_cols = 7,
|
|
.matrix_keymap_data = &tavorevb_matrix_keymap_data,
|
|
.debounce_interval = 30,
|
|
};
|
|
|
|
static void __init tavorevb_init_keypad(void)
|
|
{
|
|
pxa_set_keypad_info(&tavorevb_keypad_info);
|
|
}
|
|
#else
|
|
static inline void tavorevb_init_keypad(void) {}
|
|
#endif /* CONFIG_KEYBOARD_PXA27x || CONFIG_KEYBOARD_PXA27x_MODULE */
|
|
|
|
#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
|
|
static struct pwm_lookup tavorevb_pwm_lookup[] = {
|
|
PWM_LOOKUP("pxa27x-pwm.0", 1, "pwm-backlight.0", NULL, 100000,
|
|
PWM_POLARITY_NORMAL),
|
|
PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight.1", NULL, 100000,
|
|
PWM_POLARITY_NORMAL),
|
|
};
|
|
|
|
static struct platform_pwm_backlight_data tavorevb_backlight_data[] = {
|
|
[0] = {
|
|
/* primary backlight */
|
|
.max_brightness = 100,
|
|
.dft_brightness = 100,
|
|
.enable_gpio = -1,
|
|
},
|
|
[1] = {
|
|
/* secondary backlight */
|
|
.max_brightness = 100,
|
|
.dft_brightness = 100,
|
|
.enable_gpio = -1,
|
|
},
|
|
};
|
|
|
|
static struct platform_device tavorevb_backlight_devices[] = {
|
|
[0] = {
|
|
.name = "pwm-backlight",
|
|
.id = 0,
|
|
.dev = {
|
|
.platform_data = &tavorevb_backlight_data[0],
|
|
},
|
|
},
|
|
[1] = {
|
|
.name = "pwm-backlight",
|
|
.id = 1,
|
|
.dev = {
|
|
.platform_data = &tavorevb_backlight_data[1],
|
|
},
|
|
},
|
|
};
|
|
|
|
static uint16_t panel_init[] = {
|
|
/* DSTB OUT */
|
|
SMART_CMD(0x00),
|
|
SMART_CMD_NOOP,
|
|
SMART_DELAY(1),
|
|
|
|
SMART_CMD(0x00),
|
|
SMART_CMD_NOOP,
|
|
SMART_DELAY(1),
|
|
|
|
SMART_CMD(0x00),
|
|
SMART_CMD_NOOP,
|
|
SMART_DELAY(1),
|
|
|
|
/* STB OUT */
|
|
SMART_CMD(0x00),
|
|
SMART_CMD(0x1D),
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0x05),
|
|
SMART_DELAY(1),
|
|
|
|
/* P-ON Init sequence */
|
|
SMART_CMD(0x00), /* OSC ON */
|
|
SMART_CMD(0x00),
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0x01),
|
|
SMART_CMD(0x00),
|
|
SMART_CMD(0x01), /* SOURCE DRIVER SHIFT DIRECTION and display RAM setting */
|
|
SMART_DAT(0x01),
|
|
SMART_DAT(0x27),
|
|
SMART_CMD(0x00),
|
|
SMART_CMD(0x02), /* LINE INV */
|
|
SMART_DAT(0x02),
|
|
SMART_DAT(0x00),
|
|
SMART_CMD(0x00),
|
|
SMART_CMD(0x03), /* IF mode(1) */
|
|
SMART_DAT(0x01), /* 8bit smart mode(8-8),high speed write mode */
|
|
SMART_DAT(0x30),
|
|
SMART_CMD(0x07),
|
|
SMART_CMD(0x00), /* RAM Write Mode */
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0x03),
|
|
SMART_CMD(0x00),
|
|
|
|
/* DISPLAY Setting, 262K, fixed(NO scroll), no split screen */
|
|
SMART_CMD(0x07),
|
|
SMART_DAT(0x40), /* 16/18/19 BPP */
|
|
SMART_DAT(0x00),
|
|
SMART_CMD(0x00),
|
|
SMART_CMD(0x08), /* BP, FP Seting, BP=2H, FP=3H */
|
|
SMART_DAT(0x03),
|
|
SMART_DAT(0x02),
|
|
SMART_CMD(0x00),
|
|
SMART_CMD(0x0C), /* IF mode(2), using internal clock & MPU */
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0x00),
|
|
SMART_CMD(0x00),
|
|
SMART_CMD(0x0D), /* Frame setting, 1Min. Frequence, 16CLK */
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0x10),
|
|
SMART_CMD(0x00),
|
|
SMART_CMD(0x12), /* Timing(1),ASW W=4CLK, ASW ST=1CLK */
|
|
SMART_DAT(0x03),
|
|
SMART_DAT(0x02),
|
|
SMART_CMD(0x00),
|
|
SMART_CMD(0x13), /* Timing(2),OEV ST=0.5CLK, OEV ED=1CLK */
|
|
SMART_DAT(0x01),
|
|
SMART_DAT(0x02),
|
|
SMART_CMD(0x00),
|
|
SMART_CMD(0x14), /* Timing(3), ASW HOLD=0.5CLK */
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0x00),
|
|
SMART_CMD(0x00),
|
|
SMART_CMD(0x15), /* Timing(4), CKV ST=0CLK, CKV ED=1CLK */
|
|
SMART_DAT(0x20),
|
|
SMART_DAT(0x00),
|
|
SMART_CMD(0x00),
|
|
SMART_CMD(0x1C),
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0x00),
|
|
SMART_CMD(0x03),
|
|
SMART_CMD(0x00),
|
|
SMART_DAT(0x04),
|
|
SMART_DAT(0x03),
|
|
SMART_CMD(0x03),
|
|
SMART_CMD(0x01),
|
|
SMART_DAT(0x03),
|
|
SMART_DAT(0x04),
|
|
SMART_CMD(0x03),
|
|
SMART_CMD(0x02),
|
|
SMART_DAT(0x04),
|
|
SMART_DAT(0x03),
|
|
SMART_CMD(0x03),
|
|
SMART_CMD(0x03),
|
|
SMART_DAT(0x03),
|
|
SMART_DAT(0x03),
|
|
SMART_CMD(0x03),
|
|
SMART_CMD(0x04),
|
|
SMART_DAT(0x01),
|
|
SMART_DAT(0x01),
|
|
SMART_CMD(0x03),
|
|
SMART_CMD(0x05),
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0x00),
|
|
SMART_CMD(0x04),
|
|
SMART_CMD(0x02),
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0x00),
|
|
SMART_CMD(0x04),
|
|
SMART_CMD(0x03),
|
|
SMART_DAT(0x01),
|
|
SMART_DAT(0x3F),
|
|
SMART_DELAY(0),
|
|
|
|
/* DISP RAM setting: 240*320 */
|
|
SMART_CMD(0x04), /* HADDR, START 0 */
|
|
SMART_CMD(0x06),
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0x00), /* x1,3 */
|
|
SMART_CMD(0x04), /* HADDR, END 4 */
|
|
SMART_CMD(0x07),
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0xEF), /* x2, 7 */
|
|
SMART_CMD(0x04), /* VADDR, START 8 */
|
|
SMART_CMD(0x08),
|
|
SMART_DAT(0x00), /* y1, 10 */
|
|
SMART_DAT(0x00), /* y1, 11 */
|
|
SMART_CMD(0x04), /* VADDR, END 12 */
|
|
SMART_CMD(0x09),
|
|
SMART_DAT(0x01), /* y2, 14 */
|
|
SMART_DAT(0x3F), /* y2, 15 */
|
|
SMART_CMD(0x02), /* RAM ADDR SETTING 16 */
|
|
SMART_CMD(0x00),
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0x00), /* x1, 19 */
|
|
SMART_CMD(0x02), /* RAM ADDR SETTING 20 */
|
|
SMART_CMD(0x01),
|
|
SMART_DAT(0x00), /* y1, 22 */
|
|
SMART_DAT(0x00), /* y1, 23 */
|
|
};
|
|
|
|
static uint16_t panel_on[] = {
|
|
/* Power-IC ON */
|
|
SMART_CMD(0x01),
|
|
SMART_CMD(0x02),
|
|
SMART_DAT(0x07),
|
|
SMART_DAT(0x7D),
|
|
SMART_CMD(0x01),
|
|
SMART_CMD(0x03),
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0x05),
|
|
SMART_CMD(0x01),
|
|
SMART_CMD(0x04),
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0x00),
|
|
SMART_CMD(0x01),
|
|
SMART_CMD(0x05),
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0x15),
|
|
SMART_CMD(0x01),
|
|
SMART_CMD(0x00),
|
|
SMART_DAT(0xC0),
|
|
SMART_DAT(0x10),
|
|
SMART_DELAY(30),
|
|
|
|
/* DISP ON */
|
|
SMART_CMD(0x01),
|
|
SMART_CMD(0x01),
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0x01),
|
|
SMART_CMD(0x01),
|
|
SMART_CMD(0x00),
|
|
SMART_DAT(0xFF),
|
|
SMART_DAT(0xFE),
|
|
SMART_DELAY(150),
|
|
};
|
|
|
|
static uint16_t panel_off[] = {
|
|
SMART_CMD(0x00),
|
|
SMART_CMD(0x1E),
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0x0A),
|
|
SMART_CMD(0x01),
|
|
SMART_CMD(0x00),
|
|
SMART_DAT(0xFF),
|
|
SMART_DAT(0xEE),
|
|
SMART_CMD(0x01),
|
|
SMART_CMD(0x00),
|
|
SMART_DAT(0xF8),
|
|
SMART_DAT(0x12),
|
|
SMART_CMD(0x01),
|
|
SMART_CMD(0x00),
|
|
SMART_DAT(0xE8),
|
|
SMART_DAT(0x11),
|
|
SMART_CMD(0x01),
|
|
SMART_CMD(0x00),
|
|
SMART_DAT(0xC0),
|
|
SMART_DAT(0x11),
|
|
SMART_CMD(0x01),
|
|
SMART_CMD(0x00),
|
|
SMART_DAT(0x40),
|
|
SMART_DAT(0x11),
|
|
SMART_CMD(0x01),
|
|
SMART_CMD(0x00),
|
|
SMART_DAT(0x00),
|
|
SMART_DAT(0x10),
|
|
};
|
|
|
|
static uint16_t update_framedata[] = {
|
|
/* write ram */
|
|
SMART_CMD(0x02),
|
|
SMART_CMD(0x02),
|
|
|
|
/* write frame data */
|
|
SMART_CMD_WRITE_FRAME,
|
|
};
|
|
|
|
static void ltm020d550_lcd_power(int on, struct fb_var_screeninfo *var)
|
|
{
|
|
struct fb_info *info = container_of(var, struct fb_info, var);
|
|
|
|
if (on) {
|
|
pxafb_smart_queue(info, ARRAY_AND_SIZE(panel_init));
|
|
pxafb_smart_queue(info, ARRAY_AND_SIZE(panel_on));
|
|
} else {
|
|
pxafb_smart_queue(info, ARRAY_AND_SIZE(panel_off));
|
|
}
|
|
|
|
if (pxafb_smart_flush(info))
|
|
pr_err("%s: timed out\n", __func__);
|
|
}
|
|
|
|
static void ltm020d550_update(struct fb_info *info)
|
|
{
|
|
pxafb_smart_queue(info, ARRAY_AND_SIZE(update_framedata));
|
|
pxafb_smart_flush(info);
|
|
}
|
|
|
|
static struct pxafb_mode_info toshiba_ltm020d550_modes[] = {
|
|
[0] = {
|
|
.xres = 240,
|
|
.yres = 320,
|
|
.bpp = 16,
|
|
.a0csrd_set_hld = 30,
|
|
.a0cswr_set_hld = 30,
|
|
.wr_pulse_width = 30,
|
|
.rd_pulse_width = 170,
|
|
.op_hold_time = 30,
|
|
.cmd_inh_time = 60,
|
|
|
|
/* L_LCLK_A0 and L_LCLK_RD active low */
|
|
.sync = FB_SYNC_HOR_HIGH_ACT |
|
|
FB_SYNC_VERT_HIGH_ACT,
|
|
},
|
|
};
|
|
|
|
static struct pxafb_mach_info tavorevb_lcd_info = {
|
|
.modes = toshiba_ltm020d550_modes,
|
|
.num_modes = 1,
|
|
.lcd_conn = LCD_SMART_PANEL_8BPP | LCD_PCLK_EDGE_FALL,
|
|
.pxafb_lcd_power = ltm020d550_lcd_power,
|
|
.smart_update = ltm020d550_update,
|
|
};
|
|
|
|
static void __init tavorevb_init_lcd(void)
|
|
{
|
|
pwm_add_table(tavorevb_pwm_lookup, ARRAY_SIZE(tavorevb_pwm_lookup));
|
|
platform_device_register(&tavorevb_backlight_devices[0]);
|
|
platform_device_register(&tavorevb_backlight_devices[1]);
|
|
pxa_set_fb_info(NULL, &tavorevb_lcd_info);
|
|
}
|
|
#else
|
|
static inline void tavorevb_init_lcd(void) {}
|
|
#endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULE */
|
|
|
|
static void __init tavorevb_init(void)
|
|
{
|
|
/* initialize MFP configurations */
|
|
pxa3xx_mfp_config(ARRAY_AND_SIZE(tavorevb_mfp_cfg));
|
|
|
|
pxa_set_ffuart_info(NULL);
|
|
pxa_set_btuart_info(NULL);
|
|
pxa_set_stuart_info(NULL);
|
|
|
|
platform_device_register(&smc91x_device);
|
|
|
|
tavorevb_init_lcd();
|
|
tavorevb_init_keypad();
|
|
}
|
|
|
|
MACHINE_START(TAVOREVB, "PXA930 Evaluation Board (aka TavorEVB)")
|
|
/* Maintainer: Eric Miao <eric.miao@marvell.com> */
|
|
.atag_offset = 0x100,
|
|
.map_io = pxa3xx_map_io,
|
|
.nr_irqs = PXA_NR_IRQS,
|
|
.init_irq = pxa3xx_init_irq,
|
|
.handle_irq = pxa3xx_handle_irq,
|
|
.init_time = pxa_timer_init,
|
|
.init_machine = tavorevb_init,
|
|
.restart = pxa_restart,
|
|
MACHINE_END
|