projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| d2912cb1 | 1 | // SPDX-License-Identifier: GPL-2.0-only |
| b7eb1a5e ZM |
2 | /* |
| 3 | * linux/arch/arm/mach-pxa/himalaya.c | |
| 4 | * | |
| 5 | * Hardware definitions for the HTC Himalaya | |
| 6 | * | |
| 7 | * Based on 2.6.21-hh20's himalaya.c and himalaya_lcd.c | |
| 8 | * | |
| 9 | * Copyright (c) 2008 Zbynek Michl <Zbynek.Michl@seznam.cz> | |
| b7eb1a5e ZM |
10 | */ |
| 11 | ||
| 12 | #include <linux/kernel.h> | |
| 13 | #include <linux/init.h> | |
| 14 | #include <linux/device.h> | |
| 15 | #include <linux/fb.h> | |
| 16 | #include <linux/platform_device.h> | |
| 17 | ||
| 18 | #include <video/w100fb.h> | |
| 19 | ||
| 20 | #include <asm/setup.h> | |
| 21 | #include <asm/mach-types.h> | |
| 22 | #include <asm/mach/arch.h> | |
| 23 | ||
| 4c25c5d2 | 24 | #include "pxa25x.h" |
| b7eb1a5e ZM |
25 | |
| 26 | #include "generic.h" | |
| 27 | ||
| 28 | /* ---------------------- Himalaya LCD definitions -------------------- */ | |
| 29 | ||
| 30 | static struct w100_gen_regs himalaya_lcd_regs = { | |
| 31 | .lcd_format = 0x00000003, | |
| 32 | .lcdd_cntl1 = 0x00000000, | |
| 33 | .lcdd_cntl2 = 0x0003ffff, | |
| 34 | .genlcd_cntl1 = 0x00fff003, | |
| 35 | .genlcd_cntl2 = 0x00000003, | |
| 36 | .genlcd_cntl3 = 0x000102aa, | |
| 37 | }; | |
| 38 | ||
| 39 | static struct w100_mode himalaya4_lcd_mode = { | |
| 40 | .xres = 240, | |
| 41 | .yres = 320, | |
| 42 | .left_margin = 0, | |
| 43 | .right_margin = 31, | |
| 44 | .upper_margin = 15, | |
| 45 | .lower_margin = 0, | |
| 46 | .crtc_ss = 0x80150014, | |
| 47 | .crtc_ls = 0xa0fb00f7, | |
| 48 | .crtc_gs = 0xc0080007, | |
| 49 | .crtc_vpos_gs = 0x00080007, | |
| 50 | .crtc_rev = 0x0000000a, | |
| 51 | .crtc_dclk = 0x81700030, | |
| 52 | .crtc_gclk = 0x8015010f, | |
| 53 | .crtc_goe = 0x00000000, | |
| 54 | .pll_freq = 80, | |
| 55 | .pixclk_divider = 15, | |
| 56 | .pixclk_divider_rotated = 15, | |
| 57 | .pixclk_src = CLK_SRC_PLL, | |
| 58 | .sysclk_divider = 0, | |
| 59 | .sysclk_src = CLK_SRC_PLL, | |
| 60 | }; | |
| 61 | ||
| 62 | static struct w100_mode himalaya6_lcd_mode = { | |
| 63 | .xres = 240, | |
| 64 | .yres = 320, | |
| 65 | .left_margin = 9, | |
| 66 | .right_margin = 8, | |
| 67 | .upper_margin = 5, | |
| 68 | .lower_margin = 4, | |
| 69 | .crtc_ss = 0x80150014, | |
| 70 | .crtc_ls = 0xa0fb00f7, | |
| 71 | .crtc_gs = 0xc0080007, | |
| 72 | .crtc_vpos_gs = 0x00080007, | |
| 73 | .crtc_rev = 0x0000000a, | |
| 74 | .crtc_dclk = 0xa1700030, | |
| 75 | .crtc_gclk = 0x8015010f, | |
| 76 | .crtc_goe = 0x00000000, | |
| 77 | .pll_freq = 95, | |
| 78 | .pixclk_divider = 0xb, | |
| 79 | .pixclk_divider_rotated = 4, | |
| 80 | .pixclk_src = CLK_SRC_PLL, | |
| 81 | .sysclk_divider = 1, | |
| 82 | .sysclk_src = CLK_SRC_PLL, | |
| 83 | }; | |
| 84 | ||
| 85 | static struct w100_gpio_regs himalaya_w100_gpio_info = { | |
| 86 | .init_data1 = 0xffff0000, /* GPIO_DATA */ | |
| 87 | .gpio_dir1 = 0x00000000, /* GPIO_CNTL1 */ | |
| 88 | .gpio_oe1 = 0x003c0000, /* GPIO_CNTL2 */ | |
| 89 | .init_data2 = 0x00000000, /* GPIO_DATA2 */ | |
| 90 | .gpio_dir2 = 0x00000000, /* GPIO_CNTL3 */ | |
| 91 | .gpio_oe2 = 0x00000000, /* GPIO_CNTL4 */ | |
| 92 | }; | |
| 93 | ||
| 94 | static struct w100fb_mach_info himalaya_fb_info = { | |
| 95 | .num_modes = 1, | |
| 96 | .regs = &himalaya_lcd_regs, | |
| 97 | .gpio = &himalaya_w100_gpio_info, | |
| 98 | .xtal_freq = 16000000, | |
| 99 | }; | |
| 100 | ||
| 101 | static struct resource himalaya_fb_resources[] = { | |
| 102 | [0] = { | |
| 103 | .start = 0x08000000, | |
| 104 | .end = 0x08ffffff, | |
| 105 | .flags = IORESOURCE_MEM, | |
| 106 | }, | |
| 107 | }; | |
| 108 | ||
| 109 | static struct platform_device himalaya_fb_device = { | |
| 110 | .name = "w100fb", | |
| 111 | .id = -1, | |
| 112 | .dev = { | |
| 113 | .platform_data = &himalaya_fb_info, | |
| 114 | }, | |
| 115 | .num_resources = ARRAY_SIZE(himalaya_fb_resources), | |
| 116 | .resource = himalaya_fb_resources, | |
| 117 | }; | |
| 118 | ||
| 119 | /* ----------------------------------------------------------------------- */ | |
| 120 | ||
| 121 | static struct platform_device *devices[] __initdata = { | |
| 122 | &himalaya_fb_device, | |
| 123 | }; | |
| 124 | ||
| 125 | static void __init himalaya_lcd_init(void) | |
| 126 | { | |
| 127 | int himalaya_boardid; | |
| 128 | ||
| 129 | himalaya_boardid = 0x4; /* hardcoded (detection needs ASIC3 functions) */ | |
| 130 | printk(KERN_INFO "himalaya LCD Driver init. boardid=%d\n", | |
| 131 | himalaya_boardid); | |
| 132 | ||
| 133 | switch (himalaya_boardid) { | |
| 134 | case 0x4: | |
| 135 | himalaya_fb_info.modelist = &himalaya4_lcd_mode; | |
| 136 | break; | |
| 137 | case 0x6: | |
| 138 | himalaya_fb_info.modelist = &himalaya6_lcd_mode; | |
| 139 | break; | |
| 140 | default: | |
| 141 | printk(KERN_INFO "himalaya lcd_init: unknown boardid=%d. Using 0x4\n", | |
| 142 | himalaya_boardid); | |
| 143 | himalaya_fb_info.modelist = &himalaya4_lcd_mode; | |
| 144 | } | |
| 145 | } | |
| 146 | ||
| 147 | static void __init himalaya_init(void) | |
| 148 | { | |
| cc155c6f RK |
149 | pxa_set_ffuart_info(NULL); |
| 150 | pxa_set_btuart_info(NULL); | |
| 151 | pxa_set_stuart_info(NULL); | |
| b7eb1a5e ZM |
152 | himalaya_lcd_init(); |
| 153 | platform_add_devices(devices, ARRAY_SIZE(devices)); | |
| 154 | } | |
| 155 | ||
| 156 | ||
| 157 | MACHINE_START(HIMALAYA, "HTC Himalaya") | |
| 7375aba6 | 158 | .atag_offset = 0x100, |
| 851982c1 | 159 | .map_io = pxa25x_map_io, |
| 4e611091 | 160 | .nr_irqs = PXA_NR_IRQS, |
| b7eb1a5e | 161 | .init_irq = pxa25x_init_irq, |
| 8a97ae2f | 162 | .handle_irq = pxa25x_handle_irq, |
| b7eb1a5e | 163 | .init_machine = himalaya_init, |
| 6bb27d73 | 164 | .init_time = pxa_timer_init, |
| 271a74fc | 165 | .restart = pxa_restart, |
| b7eb1a5e | 166 | MACHINE_END |