@@ -19,6 +19,8 @@
#include <linux/gpio.h>
#include <linux/mfd/88pm860x.h>
#include <linux/platform_data/mv_usb.h>
+#include <linux/spi/spi.h>
+#include <linux/delay.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@@ -184,6 +186,92 @@ static struct pxa3xx_nand_platform_data dkb_nand_info = {
};
#endif
+#ifdef CONFIG_MMP_DISP
+/* path config */
+#define CFG_IOPADMODE(iopad) (iopad) /* 0x0 ~ 0xd */
+#define SCLK_SOURCE_SELECT(x) (x << 30) /* 0x0 ~ 0x3 */
+/* link config */
+#define CFG_DUMBMODE(mode) (mode << 28) /* 0x0 ~ 0x6*/
+#define CFG_GRA_SWAPRB(x) (x << 0) /* 1: rbswap enabled */
+static struct mmp_mach_path_config dkb_disp_config[] = {
+ [0] = {
+ .name = "mmp-parallel",
+ .overlay_num = 2,
+ .output_type = PATH_OUT_PARALLEL,
+ .path_config = CFG_IOPADMODE(0x1)
+ | SCLK_SOURCE_SELECT(0x1),
+ .link_config = CFG_DUMBMODE(0x2)
+ | CFG_GRA_SWAPRB(0x1),
+ },
+};
+
+static struct mmp_mach_plat_info dkb_disp_info = {
+ .name = "mmp-disp",
+ .clk_name = "disp0",
+ .path_num = 1,
+ .paths = dkb_disp_config,
+};
+
+static struct mmp_buffer_driver_mach_info dkb_fb_info = {
+ .name = "mmp-fb",
+ .path_name = "mmp-parallel",
+ .overlay_id = 0,
+ .dmafetch_id = 1,
+ .default_pixfmt = PIXFMT_RGB565,
+};
+
+static void dkb_tpo_panel_power(int on)
+{
+ int err;
+ u32 spi_reset = mfp_to_gpio(MFP_PIN_GPIO106);
+
+ if (on) {
+ err = gpio_request(spi_reset, "TPO_LCD_SPI_RESET");
+ if (err) {
+ pr_err("failed to request GPIO for TPO LCD RESET\n");
+ return;
+ }
+ gpio_direction_output(spi_reset, 0);
+ udelay(100);
+ gpio_set_value(spi_reset, 1);
+ gpio_free(spi_reset);
+ } else {
+ err = gpio_request(spi_reset, "TPO_LCD_SPI_RESET");
+ if (err) {
+ pr_err("failed to request LCD RESET gpio\n");
+ return;
+ }
+ gpio_set_value(spi_reset, 0);
+ gpio_free(spi_reset);
+ }
+}
+
+static struct mmp_mach_panel_info dkb_tpo_panel_info = {
+ .name = "tpo-hvga",
+ .plat_path_name = "mmp-parallel",
+ .plat_set_onoff = dkb_tpo_panel_power,
+};
+
+static struct spi_board_info spi_board_info[] __initdata = {
+ {
+ .modalias = "tpo-hvga",
+ .platform_data = &dkb_tpo_panel_info,
+ .bus_num = 5,
+ }
+};
+
+static void __init add_disp(void)
+{
+ pxa_register_device(&pxa910_device_disp,
+ &dkb_disp_info, sizeof(dkb_disp_info));
+ spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
+ pxa_register_device(&pxa910_device_fb,
+ &dkb_fb_info, sizeof(dkb_fb_info));
+ pxa_register_device(&pxa910_device_panel,
+ &dkb_tpo_panel_info, sizeof(dkb_tpo_panel_info));
+}
+#endif
+
static void __init ttc_dkb_init(void)
{
mfp_config(ARRAY_AND_SIZE(ttc_dkb_pin_config));
@@ -212,6 +300,10 @@ static void __init ttc_dkb_init(void)
pxa168_device_u2ootg.dev.platform_data = &ttc_usb_pdata;
platform_device_register(&pxa168_device_u2ootg);
#endif
+
+#ifdef CONFIG_MMP_DISP
+ add_disp();
+#endif
}
MACHINE_START(TTC_DKB, "PXA910-based TTC_DKB Development Platform")