1 #include <linux/kernel.h>
3 #include <linux/gpio.h>
4 #include <linux/platform_device.h>
5 #include <linux/bootmem.h>
6 #include <linux/delay.h>
8 #include <asm/mach-types.h>
9 #include <asm/mach/arch.h>
11 #include <asm/setup.h>
13 #include <mach/board.h>
14 #include <mach/irqs.h>
15 #include <mach/sirc.h>
16 #include <mach/gpio.h>
19 #include "memory_ll.h"
20 //#include "android_pmem.h"
22 #ifdef CONFIG_MSM_SOC_REV_A
23 #define MSM_SMI_BASE 0xE0000000
25 #define MSM_SMI_BASE 0x00000000
29 #define TOUCHPAD_SUSPEND 34
30 #define TOUCHPAD_IRQ 38
32 #define MSM_PMEM_MDP_SIZE 0x1591000
34 #ifdef CONFIG_MSM_SOC_REV_A
35 #define SMEM_SPINLOCK_I2C "D:I2C02000021"
37 #define SMEM_SPINLOCK_I2C "S:6"
40 #define MSM_PMEM_ADSP_SIZE 0x1C00000
42 #define MSM_FB_SIZE 0x500000
43 #define MSM_FB_SIZE_ST15 0x800000
44 #define MSM_AUDIO_SIZE 0x80000
45 #define MSM_GPU_PHYS_SIZE SZ_2M
47 #ifdef CONFIG_MSM_SOC_REV_A
48 #define MSM_SMI_BASE 0xE0000000
50 #define MSM_SMI_BASE 0x00000000
53 #define MSM_SHARED_RAM_PHYS (MSM_SMI_BASE + 0x00100000)
55 #define MSM_PMEM_SMI_BASE (MSM_SMI_BASE + 0x02B00000)
56 #define MSM_PMEM_SMI_SIZE 0x01500000
58 #define MSM_FB_BASE MSM_PMEM_SMI_BASE
59 #define MSM_GPU_PHYS_BASE (MSM_FB_BASE + MSM_FB_SIZE)
60 #define MSM_PMEM_SMIPOOL_BASE (MSM_GPU_PHYS_BASE + MSM_GPU_PHYS_SIZE)
61 #define MSM_PMEM_SMIPOOL_SIZE (MSM_PMEM_SMI_SIZE - MSM_FB_SIZE \
64 #if defined(CONFIG_FB_MSM_MDP40)
65 #define MDP_BASE 0xA3F00000
66 #define PMDH_BASE 0xAD600000
67 #define EMDH_BASE 0xAD700000
68 #define TVENC_BASE 0xAD400000
70 #define MDP_BASE 0xAA200000
71 #define PMDH_BASE 0xAA600000
72 #define EMDH_BASE 0xAA700000
73 #define TVENC_BASE 0xAA400000
76 #define PMEM_KERNEL_EBI1_SIZE (CONFIG_PMEM_KERNEL_SIZE * 1024 * 1024)
78 static struct resource msm_fb_resources[] = {
80 .flags = IORESOURCE_DMA,
84 static struct resource msm_mdp_resources[] = {
88 .end = MDP_BASE + 0x000F0000 - 1,
89 .flags = IORESOURCE_MEM,
93 static struct platform_device msm_mdp_device = {
96 .num_resources = ARRAY_SIZE(msm_mdp_resources),
97 .resource = msm_mdp_resources,
100 static struct platform_device msm_lcdc_device = {
105 static int msm_fb_detect_panel(const char *name)
109 if (machine_is_qsd8x50_ffa() || machine_is_qsd8x50a_ffa()) {
110 if (!strncmp(name, "mddi_toshiba_wvga_pt", 20))
114 } else if ((machine_is_qsd8x50_surf() || machine_is_qsd8x50a_surf())
115 && !strcmp(name, "lcdc_external"))
117 else if (0 /*machine_is_qsd8x50_grapefruit() */) {
118 if (!strcmp(name, "lcdc_grapefruit_vga"))
122 } else if (machine_is_qsd8x50_st1()) {
123 if (!strcmp(name, "lcdc_st1_wxga"))
127 } else if (machine_is_qsd8x50a_st1_5()) {
128 if (!strcmp(name, "lcdc_st15") ||
129 !strcmp(name, "hdmi_sii9022"))
138 /* Only allow a small subset of machines to set the offset via
141 static int msm_fb_allow_set_offset(void)
143 return (machine_is_qsd8x50_st1() ||
144 machine_is_qsd8x50a_st1_5()) ? 1 : 0;
148 static struct msm_fb_platform_data msm_fb_pdata = {
149 .detect_client = msm_fb_detect_panel,
150 .allow_set_offset = msm_fb_allow_set_offset,
153 static struct platform_device msm_fb_device = {
156 .num_resources = ARRAY_SIZE(msm_fb_resources),
157 .resource = msm_fb_resources,
159 .platform_data = &msm_fb_pdata,
163 static void __init qsd8x50_allocate_memory_regions(void)
167 if (machine_is_qsd8x50a_st1_5())
168 size = MSM_FB_SIZE_ST15;
172 addr = alloc_bootmem(size); // (void *)MSM_FB_BASE;
174 printk("Failed to allocate bootmem for framebuffer\n");
177 msm_fb_resources[0].start = __pa(addr);
178 msm_fb_resources[0].end = msm_fb_resources[0].start + size - 1;
179 pr_info(KERN_ERR "using %lu bytes of SMI at %lx physical for fb\n",
180 size, (unsigned long)addr);
183 static int msm_fb_lcdc_gpio_config(int on)
186 if (machine_is_qsd8x50_st1()) {
188 gpio_set_value(32, 1);
190 gpio_set_value(20, 1);
191 gpio_set_value(17, 1);
192 gpio_set_value(19, 1);
194 gpio_set_value(17, 0);
195 gpio_set_value(19, 0);
196 gpio_set_value(20, 0);
198 gpio_set_value(32, 0);
200 } else if (machine_is_qsd8x50a_st1_5()) {
202 gpio_set_value(17, 1);
203 gpio_set_value(19, 1);
204 gpio_set_value(20, 1);
205 gpio_set_value(22, 0);
206 gpio_set_value(32, 1);
207 gpio_set_value(155, 1);
208 //st15_hdmi_power(1);
209 gpio_set_value(22, 1);
212 gpio_set_value(17, 0);
213 gpio_set_value(19, 0);
214 gpio_set_value(22, 0);
215 gpio_set_value(32, 0);
216 gpio_set_value(155, 0);
217 // st15_hdmi_power(0);
224 static struct lcdc_platform_data lcdc_pdata = {
225 .lcdc_gpio_config = msm_fb_lcdc_gpio_config,
228 static struct msm_gpio msm_fb_st15_gpio_config_data[] = {
229 { GPIO_CFG(17, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_2MA), "lcdc_en0" },
230 { GPIO_CFG(19, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_2MA), "dat_pwr_sv" },
231 { GPIO_CFG(20, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_2MA), "lvds_pwr_dn" },
232 { GPIO_CFG(22, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_2MA), "lcdc_en1" },
233 { GPIO_CFG(32, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_2MA), "lcdc_en2" },
234 { GPIO_CFG(103, 0, GPIO_INPUT, GPIO_NO_PULL, GPIO_2MA), "hdmi_irq" },
235 { GPIO_CFG(155, 0, GPIO_OUTPUT, GPIO_NO_PULL, GPIO_2MA), "hdmi_3v3" },
238 static struct msm_panel_common_pdata mdp_pdata = {
242 static struct platform_device *devices[] __initdata = {
247 static void __init msm_register_device(struct platform_device *pdev, void *data)
251 pdev->dev.platform_data = data;
253 ret = platform_device_register(pdev);
256 "%s: platform_device_register() failed = %d\n",
260 void __init msm_fb_register_device(char *name, void *data)
262 if (!strncmp(name, "mdp", 3))
263 msm_register_device(&msm_mdp_device, data);
265 else if (!strncmp(name, "pmdh", 4))
266 msm_register_device(&msm_mddi_device, data);
267 else if (!strncmp(name, "emdh", 4))
268 msm_register_device(&msm_mddi_ext_device, data);
269 else if (!strncmp(name, "ebi2", 4))
270 msm_register_device(&msm_ebi2_lcd_device, data);
271 else if (!strncmp(name, "tvenc", 5))
272 msm_register_device(&msm_tvenc_device, data);
275 if (!strncmp(name, "lcdc", 4))
276 msm_register_device(&msm_lcdc_device, data);
278 printk(KERN_ERR "%s: unknown device! %s\n", __func__, name);
282 static void __init msm_fb_add_devices(void)
285 msm_fb_register_device("mdp", &mdp_pdata);
286 // msm_fb_register_device("pmdh", &mddi_pdata);
287 // msm_fb_register_device("emdh", &mddi_pdata);
288 // msm_fb_register_device("tvenc", 0);
290 if (machine_is_qsd8x50a_st1_5()) {
291 /* rc = st15_hdmi_vreg_init();
295 rc = msm_gpios_request_enable(
296 msm_fb_st15_gpio_config_data,
297 ARRAY_SIZE(msm_fb_st15_gpio_config_data));
299 printk(KERN_ERR "%s: unable to init lcdc gpios\n",
303 msm_fb_register_device("lcdc", &lcdc_pdata);
305 msm_fb_register_device("lcdc", 0);
308 int __init staging_init_pmem(void)
310 qsd8x50_allocate_memory_regions();
314 int __init staging_init_devices(void)
316 platform_add_devices(devices, ARRAY_SIZE(devices));
317 msm_fb_add_devices();
321 arch_initcall(staging_init_pmem);
322 arch_initcall(staging_init_devices);