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authorRussell King <rmk+kernel@arm.linux.org.uk>2010-10-28 12:27:34 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-10-28 12:27:34 +0100
commitf9cef506815386df4bd7e463b59e0a0984ce0355 (patch)
treeb26a202b2f0472e3ebe889012312b115917717f9 /arch/arm/mach-s3c64xx/mach-real6410.c
parent9ae21ca362679757786f5abe556c7943e9001426 (diff)
parentcbff3eb3e6e3c618583a7435f87c1548aa12b0ad (diff)
Merge branch 'for-rmk' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into devel-stable
Conflicts: arch/arm/mach-s3c64xx/dev-audio.c
Diffstat (limited to 'arch/arm/mach-s3c64xx/mach-real6410.c')
-rw-r--r--arch/arm/mach-s3c64xx/mach-real6410.c198
1 files changed, 193 insertions, 5 deletions
diff --git a/arch/arm/mach-s3c64xx/mach-real6410.c b/arch/arm/mach-s3c64xx/mach-real6410.c
index 4b4475da8ec6..f9ef9b5c5f5a 100644
--- a/arch/arm/mach-s3c64xx/mach-real6410.c
+++ b/arch/arm/mach-s3c64xx/mach-real6410.c
@@ -12,23 +12,39 @@
*
*/
-#include <linux/kernel.h>
-#include <linux/types.h>
+#include <linux/init.h>
#include <linux/interrupt.h>
+#include <linux/fb.h>
+#include <linux/gpio.h>
+#include <linux/kernel.h>
#include <linux/list.h>
-#include <linux/init.h>
#include <linux/dm9000.h>
-#include <linux/serial_core.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
#include <linux/platform_device.h>
+#include <linux/serial_core.h>
+#include <linux/types.h>
+
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
+
#include <mach/map.h>
-#include <mach/s3c6410.h>
+#include <mach/regs-fb.h>
+#include <mach/regs-gpio.h>
+#include <mach/regs-modem.h>
#include <mach/regs-srom.h>
+#include <mach/s3c6410.h>
+
+#include <plat/adc.h>
#include <plat/cpu.h>
#include <plat/devs.h>
+#include <plat/fb.h>
+#include <plat/nand.h>
#include <plat/regs-serial.h>
+#include <plat/ts.h>
+
+#include <video/platform_lcd.h>
#define UCON (S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK)
#define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB)
@@ -99,22 +115,192 @@ static struct platform_device real6410_device_eth = {
},
};
+static struct s3c_fb_pd_win real6410_fb_win[] = {
+ {
+ .win_mode = { /* 4.3" 480x272 */
+ .left_margin = 3,
+ .right_margin = 2,
+ .upper_margin = 1,
+ .lower_margin = 1,
+ .hsync_len = 40,
+ .vsync_len = 1,
+ .xres = 480,
+ .yres = 272,
+ },
+ .max_bpp = 32,
+ .default_bpp = 16,
+ }, {
+ .win_mode = { /* 7.0" 800x480 */
+ .left_margin = 8,
+ .right_margin = 13,
+ .upper_margin = 7,
+ .lower_margin = 5,
+ .hsync_len = 3,
+ .vsync_len = 1,
+ .xres = 800,
+ .yres = 480,
+ },
+ .max_bpp = 32,
+ .default_bpp = 16,
+ },
+};
+
+static struct s3c_fb_platdata real6410_lcd_pdata __initdata = {
+ .setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
+ .win[0] = &real6410_fb_win[0],
+ .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
+ .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
+};
+
+static struct mtd_partition real6410_nand_part[] = {
+ [0] = {
+ .name = "uboot",
+ .size = SZ_1M,
+ .offset = 0,
+ },
+ [1] = {
+ .name = "kernel",
+ .size = SZ_2M,
+ .offset = SZ_1M,
+ },
+ [2] = {
+ .name = "rootfs",
+ .size = MTDPART_SIZ_FULL,
+ .offset = SZ_1M + SZ_2M,
+ },
+};
+
+static struct s3c2410_nand_set real6410_nand_sets[] = {
+ [0] = {
+ .name = "nand",
+ .nr_chips = 1,
+ .nr_partitions = ARRAY_SIZE(real6410_nand_part),
+ .partitions = real6410_nand_part,
+ },
+};
+
+static struct s3c2410_platform_nand real6410_nand_info = {
+ .tacls = 25,
+ .twrph0 = 55,
+ .twrph1 = 40,
+ .nr_sets = ARRAY_SIZE(real6410_nand_sets),
+ .sets = real6410_nand_sets,
+};
+
static struct platform_device *real6410_devices[] __initdata = {
&real6410_device_eth,
&s3c_device_hsmmc0,
&s3c_device_hsmmc1,
+ &s3c_device_fb,
+ &s3c_device_nand,
+ &s3c_device_adc,
+ &s3c_device_ts,
+ &s3c_device_ohci,
+};
+
+static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = {
+ .delay = 10000,
+ .presc = 49,
+ .oversampling_shift = 2,
};
static void __init real6410_map_io(void)
{
+ u32 tmp;
+
s3c64xx_init_io(NULL, 0);
s3c24xx_init_clocks(12000000);
s3c24xx_init_uarts(real6410_uartcfgs, ARRAY_SIZE(real6410_uartcfgs));
+
+ /* set the LCD type */
+ tmp = __raw_readl(S3C64XX_SPCON);
+ tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK;
+ tmp |= S3C64XX_SPCON_LCD_SEL_RGB;
+ __raw_writel(tmp, S3C64XX_SPCON);
+
+ /* remove the LCD bypass */
+ tmp = __raw_readl(S3C64XX_MODEM_MIFPCON);
+ tmp &= ~MIFPCON_LCD_BYPASS;
+ __raw_writel(tmp, S3C64XX_MODEM_MIFPCON);
+}
+
+/*
+ * real6410_features string
+ *
+ * 0-9 LCD configuration
+ *
+ */
+static char real6410_features_str[12] __initdata = "0";
+
+static int __init real6410_features_setup(char *str)
+{
+ if (str)
+ strlcpy(real6410_features_str, str,
+ sizeof(real6410_features_str));
+ return 1;
+}
+
+__setup("real6410=", real6410_features_setup);
+
+#define FEATURE_SCREEN (1 << 0)
+
+struct real6410_features_t {
+ int done;
+ int lcd_index;
+};
+
+static void real6410_parse_features(
+ struct real6410_features_t *features,
+ const char *features_str)
+{
+ const char *fp = features_str;
+
+ features->done = 0;
+ features->lcd_index = 0;
+
+ while (*fp) {
+ char f = *fp++;
+
+ switch (f) {
+ case '0'...'9': /* tft screen */
+ if (features->done & FEATURE_SCREEN) {
+ printk(KERN_INFO "REAL6410: '%c' ignored, "
+ "screen type already set\n", f);
+ } else {
+ int li = f - '0';
+ if (li >= ARRAY_SIZE(real6410_fb_win))
+ printk(KERN_INFO "REAL6410: '%c' out "
+ "of range LCD mode\n", f);
+ else {
+ features->lcd_index = li;
+ }
+ }
+ features->done |= FEATURE_SCREEN;
+ break;
+ }
+ }
}
static void __init real6410_machine_init(void)
{
u32 cs1;
+ struct real6410_features_t features = { 0 };
+
+ printk(KERN_INFO "REAL6410: Option string real6410=%s\n",
+ real6410_features_str);
+
+ /* Parse the feature string */
+ real6410_parse_features(&features, real6410_features_str);
+
+ real6410_lcd_pdata.win[0] = &real6410_fb_win[features.lcd_index];
+
+ printk(KERN_INFO "REAL6410: selected LCD display is %dx%d\n",
+ real6410_lcd_pdata.win[0]->win_mode.xres,
+ real6410_lcd_pdata.win[0]->win_mode.yres);
+
+ s3c_fb_set_platdata(&real6410_lcd_pdata);
+ s3c_nand_set_platdata(&real6410_nand_info);
+ s3c24xx_ts_set_platdata(&s3c_ts_platform);
/* configure nCS1 width to 16 bits */
@@ -136,6 +322,8 @@ static void __init real6410_machine_init(void)
(4 << S3C64XX_SROM_BCX__TCOS__SHIFT) |
(0 << S3C64XX_SROM_BCX__TACS__SHIFT), S3C64XX_SROM_BC1);
+ gpio_request(S3C64XX_GPF(15), "LCD power");
+
platform_add_devices(real6410_devices, ARRAY_SIZE(real6410_devices));
}