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Diffstat (limited to 'target/linux/s3c24xx/patches/0163-fix-glamo-mci-resume-dependency-on-pcf50633.patch.patch')
-rwxr-xr-xtarget/linux/s3c24xx/patches/0163-fix-glamo-mci-resume-dependency-on-pcf50633.patch.patch162
1 files changed, 162 insertions, 0 deletions
diff --git a/target/linux/s3c24xx/patches/0163-fix-glamo-mci-resume-dependency-on-pcf50633.patch.patch b/target/linux/s3c24xx/patches/0163-fix-glamo-mci-resume-dependency-on-pcf50633.patch.patch
new file mode 100755
index 0000000000..9d41e02c2e
--- /dev/null
+++ b/target/linux/s3c24xx/patches/0163-fix-glamo-mci-resume-dependency-on-pcf50633.patch.patch
@@ -0,0 +1,162 @@
+From 5ad924f2ed05ff695f523f62040a9c63b44084a0 Mon Sep 17 00:00:00 2001
+From: Andy Green <andy@openmoko.com>
+Date: Fri, 25 Jul 2008 23:06:12 +0100
+Subject: [PATCH] fix-glamo-mci-resume-dependency-on-pcf50633.patch
+
+Glamo MCI has a resume order dependncy on pcf50633, it has to be able to
+power the SD slot via it.
+Signed-off-by: Andy Green <andy@openmoko.com>
+---
+ arch/arm/mach-s3c2440/mach-gta02.c | 25 +++++++++++++++++++++++++
+ drivers/mfd/glamo/glamo-core.c | 8 ++++++++
+ drivers/mfd/glamo/glamo-core.h | 3 +++
+ drivers/mfd/glamo/glamo-mci.c | 11 ++++++++++-
+ include/linux/glamofb.h | 2 ++
+ 5 files changed, 48 insertions(+), 1 deletions(-)
+
+diff --git a/arch/arm/mach-s3c2440/mach-gta02.c b/arch/arm/mach-s3c2440/mach-gta02.c
+index 69a952a..64d275d 100644
+--- a/arch/arm/mach-s3c2440/mach-gta02.c
++++ b/arch/arm/mach-s3c2440/mach-gta02.c
+@@ -92,6 +92,8 @@ static spinlock_t motion_irq_lock;
+ struct resume_dependency resume_dep_jbt_pcf;
+ /* the dependency of jbt / LCM on glamo resume */
+ struct resume_dependency resume_dep_jbt_glamo;
++/* the dependency of Glamo MCI on pcf50633 resume (has to power SD slot) */
++struct resume_dependency resume_dep_glamo_mci_pcf;
+
+
+ /* define FIQ IPC struct */
+@@ -1317,6 +1319,26 @@ gta02_glamo_mmc_set_power(unsigned char power_mode, unsigned short vdd)
+ }
+ }
+
++
++static int gta02_glamo_mci_all_dependencies_resumed(struct platform_device *dev)
++{
++ return resume_dep_glamo_mci_pcf.called_flag;
++}
++
++/* register jbt resume action to be dependent on pcf50633 and glamo resume */
++
++static void gta02_glamo_mci_suspending(struct platform_device *dev)
++{
++ void glamo_mci_resume(void *dev); /* little white lies about types */
++
++ resume_dep_glamo_mci_pcf.callback = glamo_mci_resume;
++ resume_dep_glamo_mci_pcf.context = (void *)dev;
++ pcf50633_register_resume_dependency(pcf50633_global,
++ &resume_dep_glamo_mci_pcf);
++}
++
++
++
+ /* Smedia Glamo 3362 */
+
+ static struct glamofb_platform_data gta02_glamo_pdata = {
+@@ -1352,6 +1374,9 @@ static struct glamofb_platform_data gta02_glamo_pdata = {
+ /* glamo MMC function platform data */
+ .glamo_set_mci_power = gta02_glamo_mmc_set_power,
+ .glamo_irq_is_wired = glamo_irq_is_wired,
++ .mci_suspending = gta02_glamo_mci_suspending,
++ .mci_all_dependencies_resumed =
++ gta02_glamo_mci_all_dependencies_resumed,
+ };
+
+ static struct resource gta02_glamo_resources[] = {
+diff --git a/drivers/mfd/glamo/glamo-core.c b/drivers/mfd/glamo/glamo-core.c
+index 445ff24..3edbfa8 100644
+--- a/drivers/mfd/glamo/glamo-core.c
++++ b/drivers/mfd/glamo/glamo-core.c
+@@ -270,6 +270,8 @@ struct glamo_mci_pdata glamo_mci_def_pdata = {
+ .glamo_set_mci_power = NULL, /* filled in from MFD platform data */
+ .ocr_avail = MMC_VDD_32_33,
+ .glamo_irq_is_wired = NULL, /* filled in from MFD platform data */
++ .mci_suspending = NULL, /* filled in from MFD platform data */
++ .mci_all_dependencies_resumed = NULL, /* filled in from MFD platform data */
+ };
+ EXPORT_SYMBOL_GPL(glamo_mci_def_pdata);
+
+@@ -1112,6 +1114,10 @@ static int __init glamo_probe(struct platform_device *pdev)
+ glamo->pdata->glamo_set_mci_power;
+ glamo_mci_def_pdata.glamo_irq_is_wired =
+ glamo->pdata->glamo_irq_is_wired;
++ glamo_mci_def_pdata.mci_suspending =
++ glamo->pdata->mci_suspending;
++ glamo_mci_def_pdata.mci_all_dependencies_resumed =
++ glamo->pdata->mci_all_dependencies_resumed;
+
+ glamo_2d_dev.dev.parent = &pdev->dev;
+ mangle_mem_resources(glamo_2d_dev.resource,
+@@ -1181,6 +1187,8 @@ static int __init glamo_probe(struct platform_device *pdev)
+ glamo_pll_rate(glamo, GLAMO_PLL1),
+ glamo_pll_rate(glamo, GLAMO_PLL2));
+
++ glamo_lcm_reset(1);
++
+ for (irq = IRQ_GLAMO(0); irq <= IRQ_GLAMO(8); irq++) {
+ set_irq_chip(irq, &glamo_irq_chip);
+ set_irq_handler(irq, handle_level_irq);
+diff --git a/drivers/mfd/glamo/glamo-core.h b/drivers/mfd/glamo/glamo-core.h
+index 1fee059..b1531b3 100644
+--- a/drivers/mfd/glamo/glamo-core.h
++++ b/drivers/mfd/glamo/glamo-core.h
+@@ -71,6 +71,9 @@ struct glamo_mci_pdata {
+ void (*glamo_set_mci_power)(unsigned char power_mode,
+ unsigned short vdd);
+ int (*glamo_irq_is_wired)(void);
++ void (*mci_suspending)(struct platform_device *dev);
++ int (*mci_all_dependencies_resumed)(struct platform_device *dev);
++
+ };
+
+
+diff --git a/drivers/mfd/glamo/glamo-mci.c b/drivers/mfd/glamo/glamo-mci.c
+index 05bbfc4..37e3d3c 100644
+--- a/drivers/mfd/glamo/glamo-mci.c
++++ b/drivers/mfd/glamo/glamo-mci.c
+@@ -817,18 +817,27 @@ static int glamo_mci_suspend(struct platform_device *dev, pm_message_t state)
+ struct glamo_mci_host *host = mmc_priv(mmc);
+
+ host->suspending++;
++ if (host->pdata->mci_all_dependencies_resumed)
++ (host->pdata->mci_suspending)(dev);
++
+ return mmc_suspend_host(mmc, state);
+ }
+
+-static int glamo_mci_resume(struct platform_device *dev)
++int glamo_mci_resume(struct platform_device *dev)
+ {
+ struct mmc_host *mmc = platform_get_drvdata(dev);
+ struct glamo_mci_host *host = mmc_priv(mmc);
+
++ if (host->pdata->mci_all_dependencies_resumed)
++ if (!(host->pdata->mci_all_dependencies_resumed)(dev))
++ return 0;
++
+ host->suspending--;
+
+ return mmc_resume_host(mmc);
+ }
++EXPORT_SYMBOL_GPL(glamo_mci_resume);
++
+
+ #else /* CONFIG_PM */
+ #define glamo_mci_suspend NULL
+diff --git a/include/linux/glamofb.h b/include/linux/glamofb.h
+index bb4ed0a..bb1a398 100644
+--- a/include/linux/glamofb.h
++++ b/include/linux/glamofb.h
+@@ -32,6 +32,8 @@ struct glamofb_platform_data {
+ void (*glamo_set_mci_power)(unsigned char power_mode,
+ unsigned short vdd);
+ int (*glamo_irq_is_wired)(void);
++ void (*mci_suspending)(struct platform_device *dev);
++ int (*mci_all_dependencies_resumed)(struct platform_device *dev);
+ };
+
+ int glamofb_cmd_mode(struct glamofb_handle *gfb, int on);
+--
+1.5.6.3
+