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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 | #include <linux/kernel.h>
#include <linux/irq.h>
#include <linux/gpio.h>
#include <linux/platform_device.h>
#include <linux/bootmem.h>
#include <linux/delay.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/io.h>
#include <asm/setup.h>
#include <mach/board.h>
#include <mach/irqs.h>
#include <mach/sirc.h>
#include <mach/gpio.h>
#include "msm_mdp.h"
#include "memory_ll.h"
//#include "android_pmem.h"
#ifdef CONFIG_MSM_SOC_REV_A
#define MSM_SMI_BASE 0xE0000000
#else
#define MSM_SMI_BASE 0x00000000
#endif
#define TOUCHPAD_SUSPEND 34
#define TOUCHPAD_IRQ 38
#define MSM_PMEM_MDP_SIZE 0x1591000
#ifdef CONFIG_MSM_SOC_REV_A
#define SMEM_SPINLOCK_I2C "D:I2C02000021"
#else
#define SMEM_SPINLOCK_I2C "S:6"
#endif
#define MSM_PMEM_ADSP_SIZE 0x1C00000
#define MSM_FB_SIZE 0x500000
#define MSM_FB_SIZE_ST15 0x800000
#define MSM_AUDIO_SIZE 0x80000
#define MSM_GPU_PHYS_SIZE SZ_2M
#ifdef CONFIG_MSM_SOC_REV_A
#define MSM_SMI_BASE 0xE0000000
#else
#define MSM_SMI_BASE 0x00000000
#endif
#define MSM_SHARED_RAM_PHYS (MSM_SMI_BASE + 0x00100000)
#define MSM_PMEM_SMI_BASE (MSM_SMI_BASE + 0x02B00000)
#define MSM_PMEM_SMI_SIZE 0x01500000
#define MSM_FB_BASE MSM_PMEM_SMI_BASE
#define MSM_GPU_PHYS_BASE (MSM_FB_BASE + MSM_FB_SIZE)
#define MSM_PMEM_SMIPOOL_BASE (MSM_GPU_PHYS_BASE + MSM_GPU_PHYS_SIZE)
#define MSM_PMEM_SMIPOOL_SIZE (MSM_PMEM_SMI_SIZE - MSM_FB_SIZE \
- MSM_GPU_PHYS_SIZE)
#if defined(CONFIG_FB_MSM_MDP40)
#define MDP_BASE 0xA3F00000
#define PMDH_BASE 0xAD600000
#define EMDH_BASE 0xAD700000
#define TVENC_BASE 0xAD400000
#else
#define MDP_BASE 0xAA200000
#define PMDH_BASE 0xAA600000
#define EMDH_BASE 0xAA700000
#define TVENC_BASE 0xAA400000
#endif
#define PMEM_KERNEL_EBI1_SIZE (CONFIG_PMEM_KERNEL_SIZE * 1024 * 1024)
static struct resource msm_fb_resources[] = {
{
.flags = IORESOURCE_DMA,
}
};
static struct resource msm_mdp_resources[] = {
{
.name = "mdp",
.start = MDP_BASE,
.end = MDP_BASE + 0x000F0000 - 1,
.flags = IORESOURCE_MEM,
}
};
static struct platform_device msm_mdp_device = {
.name = "mdp",
.id = 0,
.num_resources = ARRAY_SIZE(msm_mdp_resources),
.resource = msm_mdp_resources,
};
static struct platform_device msm_lcdc_device = {
.name = "lcdc",
.id = 0,
};
static int msm_fb_detect_panel(const char *name)
{
int ret = -EPERM;
if (machine_is_qsd8x50_ffa() || machine_is_qsd8x50a_ffa()) {
if (!strncmp(name, "mddi_toshiba_wvga_pt", 20))
ret = 0;
else
ret = -ENODEV;
} else if ((machine_is_qsd8x50_surf() || machine_is_qsd8x50a_surf())
&& !strcmp(name, "lcdc_external"))
ret = 0;
else if (machine_is_qsd8x50a_st1_5()) {
if (!strcmp(name, "lcdc_st15") ||
!strcmp(name, "hdmi_sii9022"))
ret = 0;
else
ret = -ENODEV;
}
return ret;
}
/* Only allow a small subset of machines to set the offset via
FB PAN_DISPLAY */
static int msm_fb_allow_set_offset(void)
{
return (machine_is_qsd8x50_st1() ||
machine_is_qsd8x50a_st1_5()) ? 1 : 0;
}
static struct msm_fb_platform_data msm_fb_pdata = {
.detect_client = msm_fb_detect_panel,
.allow_set_offset = msm_fb_allow_set_offset,
};
static struct platform_device msm_fb_device = {
.name = "msm_fb",
.id = 0,
.num_resources = ARRAY_SIZE(msm_fb_resources),
.resource = msm_fb_resources,
.dev = {
.platform_data = &msm_fb_pdata,
}
};
static void __init qsd8x50_allocate_memory_regions(void)
{
void *addr;
unsigned long size;
if (machine_is_qsd8x50a_st1_5())
size = MSM_FB_SIZE_ST15;
else
size = MSM_FB_SIZE;
addr = alloc_bootmem(size); // (void *)MSM_FB_BASE;
if (!addr)
printk("Failed to allocate bootmem for framebuffer\n");
msm_fb_resources[0].start = __pa(addr);
msm_fb_resources[0].end = msm_fb_resources[0].start + size - 1;
pr_info("using %lu bytes of SMI at %lx physical for fb\n",
size, (unsigned long)addr);
}
static int msm_fb_lcdc_gpio_config(int on)
{
// return 0;
if (machine_is_qsd8x50_st1()) {
if (on) {
gpio_set_value(32, 1);
mdelay(100);
gpio_set_value(20, 1);
gpio_set_value(17, 1);
gpio_set_value(19, 1);
} else {
gpio_set_value(17, 0);
gpio_set_value(19, 0);
gpio_set_value(20, 0);
mdelay(100);
gpio_set_value(32, 0);
}
} else if (machine_is_qsd8x50a_st1_5()) {
if (on) {
gpio_set_value(17, 1);
gpio_set_value(19, 1);
gpio_set_value(20, 1);
gpio_set_value(22, 0);
gpio_set_value(32, 1);
gpio_set_value(155, 1);
//st15_hdmi_power(1);
gpio_set_value(22, 1);
} else {
gpio_set_value(17, 0);
gpio_set_value(19, 0);
gpio_set_value(22, 0);
gpio_set_value(32, 0);
gpio_set_value(155, 0);
// st15_hdmi_power(0);
}
}
return 0;
}
static struct lcdc_platform_data lcdc_pdata = {
.lcdc_gpio_config = msm_fb_lcdc_gpio_config,
};
static struct msm_gpio msm_fb_st15_gpio_config_data[] = {
{ GPIO_CFG(17, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_2MA), "lcdc_en0" },
{ GPIO_CFG(19, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_2MA), "dat_pwr_sv" },
{ GPIO_CFG(20, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_2MA), "lvds_pwr_dn" },
{ GPIO_CFG(22, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_2MA), "lcdc_en1" },
{ GPIO_CFG(32, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_2MA), "lcdc_en2" },
{ GPIO_CFG(103, 0, GPIO_INPUT, GPIO_NO_PULL, GPIO_2MA), "hdmi_irq" },
{ GPIO_CFG(155, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_2MA), "hdmi_3v3" },
};
static struct msm_panel_common_pdata mdp_pdata = {
.gpio = 98,
};
static struct platform_device *devices[] __initdata = {
&msm_fb_device,
};
static void __init msm_register_device(struct platform_device *pdev, void *data)
{
int ret;
pdev->dev.platform_data = data;
ret = platform_device_register(pdev);
if (ret)
dev_err(&pdev->dev,
"%s: platform_device_register() failed = %d\n",
__func__, ret);
}
void __init msm_fb_register_device(char *name, void *data)
{
if (!strncmp(name, "mdp", 3))
msm_register_device(&msm_mdp_device, data);
/*
else if (!strncmp(name, "pmdh", 4))
msm_register_device(&msm_mddi_device, data);
else if (!strncmp(name, "emdh", 4))
msm_register_device(&msm_mddi_ext_device, data);
else if (!strncmp(name, "ebi2", 4))
msm_register_device(&msm_ebi2_lcd_device, data);
else if (!strncmp(name, "tvenc", 5))
msm_register_device(&msm_tvenc_device, data);
else */
if (!strncmp(name, "lcdc", 4))
msm_register_device(&msm_lcdc_device, data);
/*else
printk(KERN_ERR "%s: unknown device! %s\n", __func__, name);
*/
}
static void __init msm_fb_add_devices(void)
{
int rc;
msm_fb_register_device("mdp", &mdp_pdata);
// msm_fb_register_device("pmdh", &mddi_pdata);
// msm_fb_register_device("emdh", &mddi_pdata);
// msm_fb_register_device("tvenc", 0);
if (machine_is_qsd8x50a_st1_5()) {
/* rc = st15_hdmi_vreg_init();
if (rc)
return;
*/
rc = msm_gpios_request_enable(
msm_fb_st15_gpio_config_data,
ARRAY_SIZE(msm_fb_st15_gpio_config_data));
if (rc) {
printk(KERN_ERR "%s: unable to init lcdc gpios\n",
__func__);
return;
}
msm_fb_register_device("lcdc", &lcdc_pdata);
} else
msm_fb_register_device("lcdc", 0);
}
int __init staging_init_pmem(void)
{
qsd8x50_allocate_memory_regions();
return 0;
}
int __init staging_init_devices(void)
{
platform_add_devices(devices, ARRAY_SIZE(devices));
msm_fb_add_devices();
return 0;
}
arch_initcall(staging_init_pmem);
arch_initcall(staging_init_devices);
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