glamo: The cell can rely on being a child of the core. Use it for passing platform data.
SVN-Revision: 17051
This commit is contained in:
Lars-Peter Clausen
parent
04fc02ba10
commit
5a28867651
3 changed files with 57 additions and 64 deletions
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@ -1188,16 +1188,6 @@ static int __init glamo_probe(struct platform_device *pdev)
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glamo_pll_rate(glamo, GLAMO_PLL1),
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glamo_pll_rate(glamo, GLAMO_PLL2));
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/* register siblings */
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glamo->pdata->mmc_data->core = glamo;
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glamo_cells[GLAMO_CELL_MMC].platform_data = glamo->pdata->mmc_data;
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glamo_cells[GLAMO_CELL_MMC].data_size =
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sizeof(struct glamo_mmc_platform_data);
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glamo->pdata->fb_data->core = glamo;
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glamo_cells[GLAMO_CELL_FB].platform_data = glamo->pdata->fb_data;
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glamo_cells[GLAMO_CELL_FB].data_size = sizeof(struct glamo_fb_platform_data);
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mfd_add_devices(&pdev->dev, pdev->id, glamo_cells,
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ARRAY_SIZE(glamo_cells),
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glamo->mem, 0);
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@ -43,19 +43,10 @@
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#include "glamo-regs.h"
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#include "glamo-core.h"
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#ifndef DEBUG
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#define GLAMO_LOG(...)
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#else
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#define GLAMO_LOG(...) \
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do { \
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printk(KERN_DEBUG "in %s:%s:%d", __FILE__, __func__, __LINE__); \
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printk(KERN_DEBUG __VA_ARGS__); \
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} while (0);
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#endif
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static void glamofb_program_mode(struct glamofb_handle* glamo);
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struct glamofb_handle {
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struct glamo_core *core;
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struct fb_info *fb;
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struct device *dev;
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struct resource *reg;
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@ -72,7 +63,7 @@ struct glamofb_handle {
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};
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static void glamo_output_enable(struct glamofb_handle *gfb) {
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struct glamo_core *gcore = gfb->mach_info->core;
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struct glamo_core *gcore = gfb->core;
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if (gfb->output_enabled)
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return;
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@ -89,7 +80,7 @@ static void glamo_output_enable(struct glamofb_handle *gfb) {
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}
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static void glamo_output_disable(struct glamofb_handle *gfb) {
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struct glamo_core *gcore = gfb->mach_info->core;
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struct glamo_core *gcore = gfb->core;
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if (!gfb->output_enabled)
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return;
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@ -158,8 +149,8 @@ static int glamofb_run_script(struct glamofb_handle *glamo,
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{
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int i;
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if (glamo->mach_info->core->suspending) {
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dev_err(&glamo->mach_info->core->pdev->dev,
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if (glamo->core->suspending) {
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dev_err(&glamo->core->pdev->dev,
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"IGNORING glamofb_run_script while "
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"suspended\n");
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return -EBUSY;
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@ -184,8 +175,8 @@ static int glamofb_check_var(struct fb_var_screeninfo *var,
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{
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struct glamofb_handle *glamo = info->par;
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if (glamo->mach_info->core->suspending) {
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dev_err(&glamo->mach_info->core->pdev->dev,
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if (glamo->core->suspending) {
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dev_err(&glamo->core->pdev->dev,
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"IGNORING glamofb_check_var while "
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"suspended\n");
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return -EBUSY;
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@ -272,8 +263,8 @@ static void __rotate_lcd(struct glamofb_handle *glamo, __u32 rotation)
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{
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int glamo_rot;
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if (glamo->mach_info->core->suspending) {
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dev_err(&glamo->mach_info->core->pdev->dev,
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if (glamo->core->suspending) {
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dev_err(&glamo->core->pdev->dev,
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"IGNORING rotate_lcd while "
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"suspended\n");
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return;
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@ -308,7 +299,7 @@ static void __rotate_lcd(struct glamofb_handle *glamo, __u32 rotation)
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static void glamofb_program_mode(struct glamofb_handle* gfb) {
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int sync, bp, disp, fp, total;
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unsigned long flags;
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struct glamo_core *gcore = gfb->mach_info->core;
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struct glamo_core *gcore = gfb->core;
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struct fb_var_screeninfo *var = &gfb->fb->var;
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dev_dbg(&gcore->pdev->dev,
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@ -413,8 +404,8 @@ static int glamofb_set_par(struct fb_info *info)
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struct fb_var_screeninfo *var = &info->var;
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struct fb_videomode *mode;
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if (glamo->mach_info->core->suspending) {
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dev_err(&glamo->mach_info->core->pdev->dev,
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if (glamo->core->suspending) {
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dev_err(&glamo->core->pdev->dev,
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"IGNORING glamofb_set_par while "
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"suspended\n");
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return -EBUSY;
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@ -493,8 +484,8 @@ static int glamofb_setcolreg(unsigned regno,
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struct glamofb_handle *glamo = info->par;
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unsigned int val;
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if (glamo->mach_info->core->suspending) {
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dev_err(&glamo->mach_info->core->pdev->dev,
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if (glamo->core->suspending) {
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dev_err(&glamo->core->pdev->dev,
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"IGNORING glamofb_set_par while "
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"suspended\n");
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return -EBUSY;
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@ -525,7 +516,7 @@ static int glamofb_setcolreg(unsigned regno,
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static int glamofb_ioctl(struct fb_info *info, unsigned int cmd,
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unsigned long arg) {
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struct glamofb_handle *gfb = (struct glamofb_handle*)info->par;
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struct glamo_core *gcore = gfb->mach_info->core;
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struct glamo_core *gcore = gfb->core;
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int retval = -ENOTTY;
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switch (cmd) {
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@ -687,8 +678,8 @@ int glamofb_cmd_mode(struct glamofb_handle *gfb, int on)
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{
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int timeout = 2000000;
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if (gfb->mach_info->core->suspending) {
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dev_err(&gfb->mach_info->core->pdev->dev,
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if (gfb->core->suspending) {
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dev_err(&gfb->core->pdev->dev,
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"IGNORING glamofb_cmd_mode while "
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"suspended\n");
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return -EBUSY;
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@ -699,7 +690,7 @@ int glamofb_cmd_mode(struct glamofb_handle *gfb, int on)
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dev_dbg(gfb->dev, "%s: waiting for cmdq empty: ",
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__func__);
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while ((!glamofb_cmdq_empty(gfb)) && (timeout--))
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yield();
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cpu_relax();
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if (timeout < 0) {
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printk(KERN_ERR"*************"
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"glamofb cmd_queue never got empty"
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@ -718,7 +709,7 @@ int glamofb_cmd_mode(struct glamofb_handle *gfb, int on)
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timeout = 2000000;
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while ((!reg_read(gfb, GLAMO_REG_LCD_STATUS2) & (1 << 12)) &&
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(timeout--))
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/* yield() */;
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cpu_relax();
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if (timeout < 0) {
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printk(KERN_ERR"*************"
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"glamofb lcd never idle"
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@ -751,8 +742,8 @@ int glamofb_cmd_write(struct glamofb_handle *gfb, u_int16_t val)
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{
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int timeout = 200000;
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if (gfb->mach_info->core->suspending) {
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dev_err(&gfb->mach_info->core->pdev->dev,
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if (gfb->core->suspending) {
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dev_err(&gfb->core->pdev->dev,
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"IGNORING glamofb_cmd_write while "
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"suspended\n");
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return -EBUSY;
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@ -807,15 +798,21 @@ static int __init glamofb_probe(struct platform_device *pdev)
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int rc = -EIO;
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struct fb_info *fbinfo;
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struct glamofb_handle *glamofb;
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struct glamo_fb_platform_data *mach_info = pdev->dev.platform_data;
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struct glamo_core *core = dev_get_drvdata(pdev->dev.parent);
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struct glamo_fb_platform_data *mach_info;
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printk(KERN_INFO "SMEDIA Glamo frame buffer driver (C) 2007 "
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"Openmoko, Inc.\n");
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if (!core->pdata || !core->pdata->fb_data)
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return -ENOENT;
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fbinfo = framebuffer_alloc(sizeof(struct glamofb_handle), &pdev->dev);
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if (!fbinfo)
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return -ENOMEM;
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glamofb = fbinfo->par;
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glamofb->fb = fbinfo;
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glamofb->dev = &pdev->dev;
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@ -876,7 +873,9 @@ static int __init glamofb_probe(struct platform_device *pdev)
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platform_set_drvdata(pdev, glamofb);
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glamofb->mach_info = pdev->dev.platform_data;
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mach_info = core->pdata->fb_data;
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glamofb->core = core;
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glamofb->mach_info = mach_info;
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fbinfo->fix.visual = FB_VISUAL_TRUECOLOR;
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fbinfo->fix.type = FB_TYPE_PACKED_PIXELS;
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@ -901,8 +900,8 @@ static int __init glamofb_probe(struct platform_device *pdev)
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fbinfo->var.accel_flags = 0;
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fbinfo->var.vmode = FB_VMODE_NONINTERLACED;
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glamo_engine_enable(mach_info->core, GLAMO_ENGINE_LCD);
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glamo_engine_reset(mach_info->core, GLAMO_ENGINE_LCD);
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glamo_engine_enable(core, GLAMO_ENGINE_LCD);
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glamo_engine_reset(core, GLAMO_ENGINE_LCD);
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glamofb->output_enabled = 1;
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glamofb->mode_set = 1;
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@ -971,13 +970,12 @@ static int glamofb_suspend(struct device *dev)
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static int glamofb_resume(struct device *dev)
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{
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struct glamofb_handle *gfb = dev_get_drvdata(dev);
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struct glamo_fb_platform_data *mach_info = dev->platform_data;
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/* OK let's allow framebuffer ops again */
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/* gfb->fb->screen_base = ioremap(gfb->fb_res->start,
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resource_size(gfb->fb_res)); */
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glamo_engine_enable(mach_info->core, GLAMO_ENGINE_LCD);
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glamo_engine_reset(mach_info->core, GLAMO_ENGINE_LCD);
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glamo_engine_enable(gfb->core, GLAMO_ENGINE_LCD);
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glamo_engine_reset(gfb->core, GLAMO_ENGINE_LCD);
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glamofb_init_regs(gfb);
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#ifdef CONFIG_MFD_GLAMO_HWACCEL
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@ -31,8 +31,9 @@
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#define DRIVER_NAME "glamo-mci"
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struct glamo_mci_host {
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struct platform_device *pdev;
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struct glamo_mmc_platform_data *pdata;
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struct platform_device *pdev;
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struct glamo_core *core;
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struct mmc_host *mmc;
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struct resource *mmio_mem;
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struct resource *data_mem;
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@ -55,6 +56,7 @@ struct glamo_mci_host {
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struct work_struct read_work;
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unsigned clk_enabled : 1;
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};
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static void glamo_mci_send_request(struct mmc_host *mmc, struct mmc_request* mrq);
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@ -139,7 +141,7 @@ static void glamo_reg_set_bit_mask(struct glamo_mci_host *glamo,
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static void glamo_mci_clock_disable(struct glamo_mci_host *host) {
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if (host->clk_enabled) {
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glamo_engine_div_disable(host->pdata->core, GLAMO_ENGINE_MMC);
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glamo_engine_div_disable(host->core, GLAMO_ENGINE_MMC);
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host->clk_enabled = 0;
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}
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}
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@ -148,7 +150,7 @@ static void glamo_mci_clock_enable(struct glamo_mci_host *host) {
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del_timer_sync(&host->disable_timer);
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if (!host->clk_enabled) {
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glamo_engine_div_enable(host->pdata->core, GLAMO_ENGINE_MMC);
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glamo_engine_div_enable(host->core, GLAMO_ENGINE_MMC);
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host->clk_enabled = 1;
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}
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}
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@ -205,7 +207,7 @@ static int glamo_mci_set_card_clock(struct glamo_mci_host *host, int freq)
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if (freq) {
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glamo_mci_clock_enable(host);
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real_rate = glamo_engine_reclock(host->pdata->core, GLAMO_ENGINE_MMC, freq);
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real_rate = glamo_engine_reclock(host->core, GLAMO_ENGINE_MMC, freq);
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} else {
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glamo_mci_clock_disable(host);
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}
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@ -558,7 +560,7 @@ static int glamo_mci_irq_poll(struct glamo_mci_host *host,
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* but something insane like suspend problems can mean
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* we spin here forever, so we timeout after a LONG time
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*/
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while ((!(readw(host->pdata->core->base +
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while ((!(readw(host->core->base +
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GLAMO_REG_IRQ_STATUS) & GLAMO_IRQ_MMC)) &&
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(timeout--));
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@ -569,7 +571,7 @@ static int glamo_mci_irq_poll(struct glamo_mci_host *host,
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return -ETIMEDOUT;
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}
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/* ack this interrupt source */
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writew(GLAMO_IRQ_MMC, host->pdata->core->base +
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writew(GLAMO_IRQ_MMC, host->core->base +
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GLAMO_REG_IRQ_CLEAR);
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/* yay we are an interrupt controller! -- call the ISR
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@ -609,7 +611,7 @@ static void glamo_mci_send_request(struct mmc_host *mmc, struct mmc_request *mrq
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goto done;
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if (!host->pdata->core->irq_works) {
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if (!host->core->irq_works) {
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if (glamo_mci_irq_poll(host, mrq->cmd))
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goto done;
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}
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@ -645,7 +647,7 @@ static void glamo_mci_set_power_mode(struct glamo_mci_host *host,
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break;
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case MMC_POWER_OFF:
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default:
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glamo_engine_disable(host->pdata->core,
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glamo_engine_disable(host->core,
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GLAMO_ENGINE_MMC);
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ret = regulator_disable(host->regulator);
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@ -719,6 +721,7 @@ static int glamo_mci_probe(struct platform_device *pdev)
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{
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struct mmc_host *mmc;
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struct glamo_mci_host *host;
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struct glamo_core *core = dev_get_drvdata(pdev->dev.parent);
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int ret;
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dev_info(&pdev->dev, "glamo_mci driver (C)2007 Openmoko, Inc\n");
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@ -732,9 +735,11 @@ static int glamo_mci_probe(struct platform_device *pdev)
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host = mmc_priv(mmc);
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host->mmc = mmc;
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host->pdev = pdev;
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host->pdata = pdev->dev.platform_data;
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if (core->pdata)
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host->pdata = core->pdata->mmc_data;
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host->power_mode = MMC_POWER_OFF;
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host->clk_enabled = 0;
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host->core = core;
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INIT_WORK(&host->irq_work, glamo_mci_irq_worker);
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INIT_WORK(&host->read_work, glamo_mci_read_worker);
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@ -809,7 +814,7 @@ static int glamo_mci_probe(struct platform_device *pdev)
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host->vdd = 0;
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host->clk_rate = glamo_pll_rate(host->pdata->core, GLAMO_PLL1);
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host->clk_rate = glamo_pll_rate(host->core, GLAMO_PLL1);
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/* explain our host controller capabilities */
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mmc->ops = &glamo_mci_ops;
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@ -835,8 +840,8 @@ static int glamo_mci_probe(struct platform_device *pdev)
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platform_set_drvdata(pdev, mmc);
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glamo_engine_enable(host->pdata->core, GLAMO_ENGINE_MMC);
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glamo_engine_reset(host->pdata->core, GLAMO_ENGINE_MMC);
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glamo_engine_enable(host->core, GLAMO_ENGINE_MMC);
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glamo_engine_reset(host->core, GLAMO_ENGINE_MMC);
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glamo_reg_write(host, GLAMO_REG_MMC_WDATADS1,
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(u16)(host->data_mem->start));
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@ -894,7 +899,7 @@ static int glamo_mci_remove(struct platform_device *pdev)
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mmc_free_host(mmc);
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glamo_engine_disable(host->pdata->core, GLAMO_ENGINE_MMC);
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glamo_engine_disable(host->core, GLAMO_ENGINE_MMC);
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return 0;
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}
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@ -921,8 +926,8 @@ static int glamo_mci_resume(struct device *dev)
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struct glamo_mci_host *host = mmc_priv(mmc);
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int ret;
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glamo_engine_enable(host->pdata->core, GLAMO_ENGINE_MMC);
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glamo_engine_reset(host->pdata->core, GLAMO_ENGINE_MMC);
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glamo_engine_enable(host->core, GLAMO_ENGINE_MMC);
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glamo_engine_reset(host->core, GLAMO_ENGINE_MMC);
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glamo_reg_write(host, GLAMO_REG_MMC_WDATADS1,
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(u16)(host->data_mem->start));
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