diff options
Diffstat (limited to 'drivers/staging/msm/staging-devices.c')
-rw-r--r-- | drivers/staging/msm/staging-devices.c | 323 |
1 files changed, 323 insertions, 0 deletions
diff --git a/drivers/staging/msm/staging-devices.c b/drivers/staging/msm/staging-devices.c new file mode 100644 index 0000000..0f8ec3e --- /dev/null +++ b/drivers/staging/msm/staging-devices.c @@ -0,0 +1,323 @@ +#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" +#include <mach/board.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 (0 /*machine_is_qsd8x50_grapefruit() */) { + if (!strcmp(name, "lcdc_grapefruit_vga")) + ret = 0; + else + ret = -ENODEV; + } else if (machine_is_qsd8x50_st1()) { + if (!strcmp(name, "lcdc_st1_wxga")) + ret = 0; + else + ret = -ENODEV; + } 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(KERN_ERR "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); |