summaryrefslogtreecommitdiff
path: root/target/linux/s3c24xx/patches-2.6.24/1093-fix-lcm-reinit-post-resume.patch.patch
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/s3c24xx/patches-2.6.24/1093-fix-lcm-reinit-post-resume.patch.patch')
-rw-r--r--target/linux/s3c24xx/patches-2.6.24/1093-fix-lcm-reinit-post-resume.patch.patch286
1 files changed, 0 insertions, 286 deletions
diff --git a/target/linux/s3c24xx/patches-2.6.24/1093-fix-lcm-reinit-post-resume.patch.patch b/target/linux/s3c24xx/patches-2.6.24/1093-fix-lcm-reinit-post-resume.patch.patch
deleted file mode 100644
index 1f41acfa26..0000000000
--- a/target/linux/s3c24xx/patches-2.6.24/1093-fix-lcm-reinit-post-resume.patch.patch
+++ /dev/null
@@ -1,286 +0,0 @@
-From bcf06c774c2c55fbd05b74ea01f1a2a6b3de2dc7 Mon Sep 17 00:00:00 2001
-From: warmcat <andy@warmcat.com>
-Date: Sun, 13 Apr 2008 07:25:50 +0100
-Subject: [PATCH] fix-lcm-reinit-post-resume.patch
-
----
- arch/arm/mach-s3c2440/mach-gta02.c | 12 +++++++++
- drivers/mfd/glamo/glamo-core.c | 15 ++++++++++-
- drivers/mfd/glamo/glamo-spi-gpio.c | 38 ++++++++++++++++++++++++++--
- drivers/video/display/jbt6k74.c | 47 ++++++++++++++++++++++++++++++++----
- include/linux/glamofb.h | 1 +
- include/linux/jbt6k74.h | 8 ++++++
- 6 files changed, 111 insertions(+), 10 deletions(-)
- create mode 100644 include/linux/jbt6k74.h
-
-diff --git a/arch/arm/mach-s3c2440/mach-gta02.c b/arch/arm/mach-s3c2440/mach-gta02.c
-index f2b1b66..750fd97 100644
---- a/arch/arm/mach-s3c2440/mach-gta02.c
-+++ b/arch/arm/mach-s3c2440/mach-gta02.c
-@@ -76,6 +76,7 @@
- #include <asm/plat-s3c24xx/cpu.h>
- #include <asm/plat-s3c24xx/pm.h>
- #include <asm/plat-s3c24xx/udc.h>
-+#include <linux/jbt6k74.h>
-
- #include <linux/glamofb.h>
-
-@@ -756,10 +757,21 @@ static struct s3c2410_ts_mach_info gta02_ts_cfg = {
-
- /* SPI: LCM control interface attached to Glamo3362 */
-
-+void gta02_jbt6k74_reset(int devidx, int level)
-+{
-+ glamo_lcm_reset(level);
-+}
-+
-+
-+const struct jbt6k74_platform_data jbt6k74_pdata = {
-+ .reset = gta02_jbt6k74_reset,
-+};
-+
- static struct spi_board_info gta02_spi_board_info[] = {
- {
- .modalias = "jbt6k74",
- /* platform_data */
-+ .platform_data = &jbt6k74_pdata,
- /* controller_data */
- /* irq */
- .max_speed_hz = 10 * 1000 * 1000,
-diff --git a/drivers/mfd/glamo/glamo-core.c b/drivers/mfd/glamo/glamo-core.c
-index ffa4945..2076e61 100644
---- a/drivers/mfd/glamo/glamo-core.c
-+++ b/drivers/mfd/glamo/glamo-core.c
-@@ -513,6 +513,17 @@ void glamo_engine_reset(struct glamo_core *glamo, enum glamo_engine engine)
- }
- EXPORT_SYMBOL_GPL(glamo_engine_reset);
-
-+void glamo_lcm_reset(int level)
-+{
-+ if (!glamo_handle)
-+ return;
-+
-+ glamo_gpio_setpin(glamo_handle, GLAMO_GPIO4, level);
-+ glamo_gpio_cfgpin(glamo_handle, GLAMO_GPIO4_OUTPUT);
-+
-+}
-+EXPORT_SYMBOL_GPL(glamo_lcm_reset);
-+
- enum glamo_pll {
- GLAMO_PLL1,
- GLAMO_PLL2,
-@@ -1142,8 +1153,8 @@ static int glamo_resume(struct platform_device *pdev)
- static struct platform_driver glamo_driver = {
- .probe = glamo_probe,
- .remove = glamo_remove,
-- .suspend = glamo_suspend,
-- .resume = glamo_resume,
-+ .suspend_late = glamo_suspend,
-+ .resume_early = glamo_resume,
- .driver = {
- .name = "glamo3362",
- .owner = THIS_MODULE,
-diff --git a/drivers/mfd/glamo/glamo-spi-gpio.c b/drivers/mfd/glamo/glamo-spi-gpio.c
-index 73926bd..eda7322 100644
---- a/drivers/mfd/glamo/glamo-spi-gpio.c
-+++ b/drivers/mfd/glamo/glamo-spi-gpio.c
-@@ -224,14 +224,46 @@ static int glamo_spigpio_remove(struct platform_device *pdev)
- return 0;
- }
-
--#define glamo_spigpio_suspend NULL
-+/*#define glamo_spigpio_suspend NULL
- #define glamo_spigpio_resume NULL
-+*/
-+
-+
-+#ifdef CONFIG_PM
-+static int glamo_spigpio_suspend(struct platform_device *pdev, pm_message_t state)
-+{
-+ return 0;
-+}
-+
-+static int glamo_spigpio_resume(struct platform_device *pdev)
-+{
-+ struct glamo_spigpio *sp = platform_get_drvdata(pdev);
-+
-+ if (!sp)
-+ return 0;
-+
-+ /* set state of spi pins */
-+ glamo_gpio_setpin(sp->glamo, sp->info->pin_clk, 0);
-+ glamo_gpio_setpin(sp->glamo, sp->info->pin_mosi, 0);
-+ glamo_gpio_setpin(sp->glamo, sp->info->pin_cs, 1);
-+
-+ glamo_gpio_cfgpin(sp->glamo, sp->info->pin_clk);
-+ glamo_gpio_cfgpin(sp->glamo, sp->info->pin_mosi);
-+ glamo_gpio_cfgpin(sp->glamo, sp->info->pin_cs);
-+ if (sp->info->pin_miso)
-+ glamo_gpio_cfgpin(sp->glamo, sp->info->pin_miso);
-+
-+ return 0;
-+}
-+#endif
-
- static struct platform_driver glamo_spi_drv = {
- .probe = glamo_spigpio_probe,
- .remove = glamo_spigpio_remove,
-- .suspend = glamo_spigpio_suspend,
-- .resume = glamo_spigpio_resume,
-+#ifdef CONFIG_PM
-+ .suspend_late = glamo_spigpio_suspend,
-+ .resume_early = glamo_spigpio_resume,
-+#endif
- .driver = {
- .name = "glamo-spi-gpio",
- .owner = THIS_MODULE,
-diff --git a/drivers/video/display/jbt6k74.c b/drivers/video/display/jbt6k74.c
-index d021d7e..d7e9442 100644
---- a/drivers/video/display/jbt6k74.c
-+++ b/drivers/video/display/jbt6k74.c
-@@ -27,6 +27,8 @@
- #include <linux/device.h>
- #include <linux/platform_device.h>
- #include <linux/delay.h>
-+#include <linux/workqueue.h>
-+#include <linux/jbt6k74.h>
-
- #include <linux/spi/spi.h>
-
-@@ -114,11 +116,15 @@ struct jbt_info {
- struct mutex lock; /* protects tx_buf and reg_cache */
- u16 tx_buf[8];
- u16 reg_cache[0xEE];
-+ struct work_struct work;
- };
-
- #define JBT_COMMAND 0x000
- #define JBT_DATA 0x100
-
-+static void jbt_resume_work(struct work_struct *work);
-+
-+
- static int jbt_reg_write_nodata(struct jbt_info *jbt, u8 reg)
- {
- int rc;
-@@ -130,6 +136,9 @@ static int jbt_reg_write_nodata(struct jbt_info *jbt, u8 reg)
- 1*sizeof(u16));
- if (rc == 0)
- jbt->reg_cache[reg] = 0;
-+ else
-+ printk(KERN_ERR"jbt_reg_write_nodata spi_write ret %d\n",
-+ rc);
-
- mutex_unlock(&jbt->lock);
-
-@@ -149,6 +158,8 @@ static int jbt_reg_write(struct jbt_info *jbt, u8 reg, u8 data)
- 2*sizeof(u16));
- if (rc == 0)
- jbt->reg_cache[reg] = data;
-+ else
-+ printk(KERN_ERR"jbt_reg_write spi_write ret %d\n", rc);
-
- mutex_unlock(&jbt->lock);
-
-@@ -169,6 +180,8 @@ static int jbt_reg_write16(struct jbt_info *jbt, u8 reg, u16 data)
- 3*sizeof(u16));
- if (rc == 0)
- jbt->reg_cache[reg] = data;
-+ else
-+ printk(KERN_ERR"jbt_reg_write16 spi_write ret %d\n", rc);
-
- mutex_unlock(&jbt->lock);
-
-@@ -563,6 +576,8 @@ static int __devinit jbt_probe(struct spi_device *spi)
- if (!jbt)
- return -ENOMEM;
-
-+ INIT_WORK(&jbt->work, jbt_resume_work);
-+
- jbt->spi_dev = spi;
- jbt->state = JBT_STATE_DEEP_STANDBY;
- mutex_init(&jbt->lock);
-@@ -618,28 +633,50 @@ static int __devexit jbt_remove(struct spi_device *spi)
- static int jbt_suspend(struct spi_device *spi, pm_message_t state)
- {
- struct jbt_info *jbt = dev_get_drvdata(&spi->dev);
-+ struct jbt6k74_platform_data *jbt6k74_pdata = spi->dev.platform_data;
-
- /* Save mode for resume */
- jbt->last_state = jbt->state;
- jbt6k74_enter_state(jbt, JBT_STATE_DEEP_STANDBY);
-
-+ (jbt6k74_pdata->reset)(0, 0);
-+
- return 0;
- }
-
--static int jbt_resume(struct spi_device *spi)
-+static void jbt_resume_work(struct work_struct *work)
- {
-- struct jbt_info *jbt = dev_get_drvdata(&spi->dev);
-+ struct jbt_info *jbt = container_of(work, struct jbt_info, work);
-+
-+ printk(KERN_INFO"jbt_resume_work waiting...\n");
-+ msleep(2000);
-+ printk(KERN_INFO"jbt_resume_work GO...\n");
-
-- jbt6k74_enter_state(jbt, jbt->last_state);
-+ jbt6k74_enter_state(jbt, JBT_STATE_DEEP_STANDBY);
-+ msleep(100);
-
- switch (jbt->last_state) {
-- case JBT_STATE_NORMAL:
- case JBT_STATE_QVGA_NORMAL:
-- jbt6k74_display_onoff(jbt, 1);
-+ jbt6k74_enter_state(jbt, JBT_STATE_QVGA_NORMAL);
- break;
- default:
-+ jbt6k74_enter_state(jbt, JBT_STATE_NORMAL);
- break;
- }
-+ jbt6k74_display_onoff(jbt, 1);
-+
-+ printk(KERN_INFO"jbt_resume_work done...\n");
-+}
-+
-+static int jbt_resume(struct spi_device *spi)
-+{
-+ struct jbt_info *jbt = dev_get_drvdata(&spi->dev);
-+ struct jbt6k74_platform_data *jbt6k74_pdata = spi->dev.platform_data;
-+
-+ (jbt6k74_pdata->reset)(0, 1);
-+
-+ if (!schedule_work(&jbt->work))
-+ dev_err(&spi->dev, "Unable to schedule LCM wakeup work\n");
-
- return 0;
- }
-diff --git a/include/linux/glamofb.h b/include/linux/glamofb.h
-index 24742a2..75eefef 100644
---- a/include/linux/glamofb.h
-+++ b/include/linux/glamofb.h
-@@ -35,5 +35,6 @@ struct glamofb_platform_data {
-
- void glamofb_cmd_mode(struct glamofb_handle *gfb, int on);
- int glamofb_cmd_write(struct glamofb_handle *gfb, u_int16_t val);
-+void glamo_lcm_reset(int level);
-
- #endif
-diff --git a/include/linux/jbt6k74.h b/include/linux/jbt6k74.h
-new file mode 100644
-index 0000000..3fbe178
---- /dev/null
-+++ b/include/linux/jbt6k74.h
-@@ -0,0 +1,8 @@
-+#ifndef __JBT6K74_H__
-+#define __JBT6K74_H__
-+
-+struct jbt6k74_platform_data {
-+ void (* reset)(int devindex, int level);
-+};
-+
-+#endif
---
-1.5.6.5
-
generated by cgit v1.2.3 (git 2.46.0) at 2024-12-25 18:46:32 +0000