[PATCH 10/10] ARM: davinci: add pdata-quirks for da850-evm vpif display

Bartosz Golaszewski
2017-02-07T16:43:29Z

Similarly to vpif capture: we need to register the vpif display driver
and the corresponding adv7343 encoder in pdata-quirks as the DT
support is not complete.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
---
arch/arm/mach-davinci/pdata-quirks.c | 86 +++++++++++++++++++++++++++++++++++-
1 file changed, 85 insertions(+), 1 deletion(-)

diff --git a/arch/arm/mach-davinci/pdata-quirks.c b/arch/arm/mach-davinci/pdata-quirks.c
index 09f62ac..0a55546 100644
--- a/arch/arm/mach-davinci/pdata-quirks.c
+++ b/arch/arm/mach-davinci/pdata-quirks.c
@@ -9,13 +9,17 @@
*/
#include <linux/kernel.h>
#include <linux/of_platform.h>
+#include <linux/gpio.h>

#include <media/i2c/tvp514x.h>
+#include <media/i2c/adv7343.h>

#include <mach/common.h>
#include <mach/da8xx.h>
#include <mach/mux.h>

+#define DA850_EVM_UI_EXP_SEL_VPIF_DISP 5
+
struct pdata_init {
const char *compatible;
void (*fn)(void);
@@ -107,7 +111,78 @@ static struct vpif_capture_config da850_vpif_capture_config = {
},
.card_name = "DA850/OMAP-L138 Video Capture",
};
+#endif /* IS_ENABLED(CONFIG_VIDEO_DAVINCI_VPIF_CAPTURE) */
+
+#if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
+static void vpif_evm_display_setup(void)
+{
+ int gpio = DAVINCI_N_GPIO + DA850_EVM_UI_EXP_SEL_VPIF_DISP, ret;
+
+ ret = gpio_request(gpio, "sel_c");
+ if (ret) {
+ pr_warn("Cannot open UI expander pin %d\n", gpio);
+ return;
+ }
+
+ gpio_direction_output(gpio, 0);
+}
+
+static struct adv7343_platform_data adv7343_pdata = {
+ .mode_config = {
+ .dac = { 1, 1, 1 },
+ },
+ .sd_config = {
+ .sd_dac_out = { 1 },
+ },
+};
+
+static struct vpif_subdev_info da850_vpif_subdev[] = {
+ {
+ .name = "adv7343",
+ .board_info = {
+ I2C_BOARD_INFO("adv7343", 0x2a),
+ .platform_data = &adv7343_pdata,
+ },
+ },
+};

+static const struct vpif_output da850_ch0_outputs[] = {
+ {
+ .output = {
+ .index = 0,
+ .name = "Composite",
+ .type = V4L2_OUTPUT_TYPE_ANALOG,
+ .capabilities = V4L2_OUT_CAP_STD,
+ .std = V4L2_STD_ALL,
+ },
+ .subdev_name = "adv7343",
+ .output_route = ADV7343_COMPOSITE_ID,
+ },
+ {
+ .output = {
+ .index = 1,
+ .name = "S-Video",
+ .type = V4L2_OUTPUT_TYPE_ANALOG,
+ .capabilities = V4L2_OUT_CAP_STD,
+ .std = V4L2_STD_ALL,
+ },
+ .subdev_name = "adv7343",
+ .output_route = ADV7343_SVIDEO_ID,
+ },
+};
+
+static struct vpif_display_config da850_vpif_display_config = {
+ .subdevinfo = da850_vpif_subdev,
+ .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
+ .chan_config[0] = {
+ .outputs = da850_ch0_outputs,
+ .output_count = ARRAY_SIZE(da850_ch0_outputs),
+ },
+ .card_name = "DA850/OMAP-L138 Video Display",
+};
+#endif /* defined(CONFIG_DA850_UI_SD_VIDEO_PORT) */
+
+#if IS_ENABLED(CONFIG_VIDEO_DAVINCI_VPIF_CAPTURE) || defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
static void __init da850_vpif_legacy_init(void)
{
int ret;
@@ -120,8 +195,17 @@ static void __init da850_vpif_legacy_init(void)
if (ret)
pr_warn("%s: VPIF capture setup failed: %d\n",
__func__, ret);
+
+ /* LCDK doesn't support VPIF display */
+ if (of_machine_is_compatible("ti,da850-evm")) {
+ vpif_evm_display_setup();
+ ret = da850_register_vpif_display(&da850_vpif_display_config);
+ if (ret)
+ pr_warn("%s: VPIF display setup failed: %d\n",
+ __func__, ret);
+ }
}
-#endif
+#endif /* IS_ENABLED(CONFIG_VIDEO_DAVINCI_VPIF_CAPTURE) || defined(CONFIG_DA850_UI_SD_VIDEO_PORT) */

static void pdata_quirks_check(struct pdata_init *quirks)
{
--
2.9.3