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authorlars <lars@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-07-30 12:04:01 +0000
committerlars <lars@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-07-30 12:04:01 +0000
commit3a242b3d5130f55bb857dd319da895b19159e513 (patch)
tree6f33991612022613ea4fb6b64adf3ac84d36bc50 /target/linux/s3c24xx/files-2.6.30/arch
parent49662300d85d67ae95f60752f3391fa17aae5ea8 (diff)
[s3c24xx] glamo: Implement gpiolib for the glamo. Get rid of glamo-spi-gpio and
use the generic spi-gpio driver instead. git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17048 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/s3c24xx/files-2.6.30/arch')
-rw-r--r--target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02.h4
-rw-r--r--target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/mach-gta02.c87
2 files changed, 70 insertions, 21 deletions
diff --git a/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02.h b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02.h
index d8d9d9053d..3d7606e9ba 100644
--- a/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02.h
+++ b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/include/mach/gta02.h
@@ -2,6 +2,7 @@
#define _GTA02_H
#include <mach/regs-gpio.h>
+#include <mach/gpio.h>
#include <mach/irqs.h>
/* Different hardware revisions, passed in ATAG_REVISION by u-boot */
@@ -78,6 +79,9 @@
#define GTA02_PCB_ID2_0 S3C2410_GPD3
#define GTA02_PCB_ID2_1 S3C2410_GPD4
+#define GTA02_GPIO_GLAMO_BASE S3C_GPIO_END
+#define GTA02_GPIO_GLAMO(x) (GTA02_GPIO_GLAMO_BASE + x)
+
int gta02_get_pcb_revision(void);
extern struct pcf50633 *gta02_pcf;
diff --git a/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/mach-gta02.c b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/mach-gta02.c
index 64b6b0d2ee..30405ad80c 100644
--- a/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/mach-gta02.c
+++ b/target/linux/s3c24xx/files-2.6.30/arch/arm/mach-s3c2442/mach-gta02.c
@@ -35,6 +35,7 @@
#include <linux/platform_device.h>
#include <linux/serial_core.h>
#include <linux/spi/spi.h>
+#include <linux/spi/spi_gpio.h>
#include <linux/spi/spi_bitbang.h>
#include <linux/mmc/host.h>
@@ -74,7 +75,6 @@
#include <mach/spi.h>
#include <mach/spi-gpio.h>
#include <mach/regs-mem.h>
-#include <mach/spi-gpio.h>
#include <plat/pwm.h>
#include <mach/cpu.h>
@@ -97,7 +97,6 @@
#include <linux/jbt6k74.h>
#include <linux/glamofb.h>
#include <linux/mfd/glamo.h>
-#include <linux/spi/glamo.h>
#include <linux/hdq.h>
#include <linux/bq27000_battery.h>
@@ -1081,7 +1080,7 @@ static struct platform_device gta02_bl_dev = {
static void gta02_jbt6k74_reset(int devidx, int level)
{
- glamo_lcm_reset(&gta02_glamo_dev, level);
+ gpio_set_value(GTA02_GPIO_GLAMO(4), level);
}
static void gta02_jbt6k74_probe_completed(struct device *dev)
@@ -1160,13 +1159,12 @@ struct lis302dl_platform_data lis302_pdata_bottom = {
static struct spi_board_info gta02_spi_board_info[] = {
{
.modalias = "jbt6k74",
- /* platform_data */
.platform_data = &jbt6k74_pdata,
- /* controller_data */
+ .controller_data = (void*)GTA02_GPIO_GLAMO(12),
/* irq */
.max_speed_hz = 100 * 1000,
.bus_num = 2,
- /* chip_select */
+ .chip_select = 0
},
{
.modalias = "lis302dl",
@@ -1363,6 +1361,35 @@ static void gta02_glamo_external_reset(int level)
s3c2410_gpio_cfgpin(GTA02_GPIO_3D_RESET, S3C2410_GPIO_OUTPUT);
}
+/*
+static struct fb_videomode gta02_glamo_modes[] = {
+ {
+ .name = "480x640",
+ .xres = 480,
+ .yres = 640,
+ .pixclock = 40816,
+ .left_margin = 8,
+ .right_margin = 63,
+ .upper_margin = 2,
+ .lower_margin = 4,
+ .hsync_len = 8,
+ .vsync_len = 2,
+ .vmode = FB_VMODE_NONINTERLACED,
+ }, {
+ .name = "240x320",
+ .xres = 240,
+ .yres = 320,
+ .pixclock = 40816,
+ .left_margin = 8,
+ .right_margin = 88,
+ .upper_margin = 2,
+ .lower_margin = 2,
+ .hsync_len = 8,
+ .vsync_len = 2,
+ .vmode = FB_VMODE_NONINTERLACED,
+ }
+};*/
+
static struct fb_videomode gta02_glamo_modes[] = {
{
.name = "480x640",
@@ -1391,6 +1418,7 @@ static struct fb_videomode gta02_glamo_modes[] = {
}
};
+
static struct glamo_fb_platform_data gta02_glamo_fb_pdata = {
.width = 43,
.height = 58,
@@ -1399,22 +1427,14 @@ static struct glamo_fb_platform_data gta02_glamo_fb_pdata = {
.modes = gta02_glamo_modes,
};
-static struct glamo_spigpio_platform_data gta02_glamo_spigpio_pdata = {
- .pin_clk = GLAMO_GPIO10_OUTPUT,
- .pin_mosi = GLAMO_GPIO11_OUTPUT,
- .pin_cs = GLAMO_GPIO12_OUTPUT,
- .pin_miso = 0,
- .bus_num = 2,
-};
-
static struct glamo_mmc_platform_data gta02_glamo_mmc_pdata = {
.glamo_mmc_use_slow = gta02_glamo_mci_use_slow,
};
static struct glamo_platform_data gta02_glamo_pdata = {
- .fb_data = &gta02_glamo_fb_pdata,
- .spigpio_data = &gta02_glamo_spigpio_pdata,
- .mmc_data = &gta02_glamo_mmc_pdata,
+ .fb_data = &gta02_glamo_fb_pdata,
+ .mmc_data = &gta02_glamo_mmc_pdata,
+ .gpio_base = GTA02_GPIO_GLAMO_BASE,
.osci_clock_rate = 32768,
@@ -1472,6 +1492,22 @@ static void mangle_glamo_res_by_system_rev(void)
}
}
+struct spi_gpio_platform_data spigpio_platform_data = {
+ .sck = GTA02_GPIO_GLAMO(10),
+ .mosi = GTA02_GPIO_GLAMO(11),
+ .miso = GTA02_GPIO_GLAMO(5),
+ .num_chipselect = 1,
+};
+
+static struct platform_device spigpio_device = {
+ .name = "spi_gpio",
+ .id = 2,
+ .dev = {
+ .platform_data = &spigpio_platform_data,
+ .parent = &gta02_glamo_dev.dev,
+ },
+};
+
static void __init gta02_map_io(void)
{
s3c24xx_init_io(gta02_iodesc, ARRAY_SIZE(gta02_iodesc));
@@ -1519,7 +1555,6 @@ static struct platform_device *gta02_devices[] __initdata = {
&s3c24xx_pwm_device,
&gta02_led_dev,
&gta02_pm_wlan_dev, /* not dependent on PMU */
-
&s3c_device_iis,
&s3c_device_i2c0,
};
@@ -1535,6 +1570,15 @@ static struct platform_device *gta02_devices_pmu_children[] = {
&gta02_resume_reason_device,
};
+static void gta02_register_glamo() {
+ platform_device_register(&gta02_glamo_dev);
+ if (!gpio_request(GTA02_GPIO_GLAMO(4), "jbt6k74 reset"))
+ printk("gta02: Failed to request jbt6k74 reset pin\n");
+ if (!gpio_direction_output(GTA02_GPIO_GLAMO(4), 1))
+ printk("gta02: Failed to configure jbt6k74 reset pin\n");
+ platform_device_register(&spigpio_device);
+}
+
static void gta02_pmu_regulator_registered(struct pcf50633 *pcf, int id)
{
struct platform_device *regulator, *pdev;
@@ -1551,8 +1595,8 @@ static void gta02_pmu_regulator_registered(struct pcf50633 *pcf, int id)
pdev = &gta02_pm_gps_dev;
break;
case PCF50633_REGULATOR_HCLDO:
- pdev = &gta02_glamo_dev;
- break;
+ gta02_register_glamo();
+ return;
default:
return;
}
@@ -1628,10 +1672,11 @@ static void __init gta02_machine_init(void)
s3c2410_gpio_setpin(S3C2410_GPD13, 1);
s3c2410_gpio_cfgpin(S3C2410_GPD13, S3C2410_GPIO_OUTPUT);
+
s3c24xx_udc_set_platdata(&gta02_udc_cfg);
s3c_i2c0_set_platdata(NULL);
set_s3c2410ts_info(&gta02_ts_cfg);
-
+
mangle_glamo_res_by_system_rev();
i2c_register_board_info(0, gta02_i2c_devs, ARRAY_SIZE(gta02_i2c_devs));