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drivers/intel/mipi_camera: SSDT changes to add PLD 

This change updates mipi_camera driver to add PLD section to SSDT.

Change-Id: If65b9cbabca95e9645d8e5023ce7fd78b0625d1e
Signed-off-by: Sugnan Prabhu S <sugnan.prabhu.s@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42469
Reviewed-by: Rizwan Qureshi <rizwan.qureshi@intel.com>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Matt Delco 2020-06-17 12:55:35 +05:30 committed by Patrick Georgi
parent 964033f7d2
commit 1ffee9d7f1
2 changed files with 54 additions and 0 deletions
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50
src/drivers/intel/mipi_camera/camera.c
View File

@ -14,6 +14,54 @@
#define SENSOR_TYPE_UUID "26257549-9271-4ca4-bb43-c4899d5a4881"
#define DEFAULT_ENDPOINT 0
static void apply_pld_defaults(struct drivers_intel_mipi_camera_config *config)
{
if (!config->pld.ignore_color)
config->pld.ignore_color = 1;
if (!config->pld.visible)
config->pld.visible = 1;
if (!config->pld.vertical_offset)
config->pld.vertical_offset = 0xffff;
if (!config->pld.horizontal_offset)
config->pld.horizontal_offset = 0xffff;
/*
* PLD_PANEL_TOP has a value of zero, so the following will change any instance of
* PLD_PANEL_TOP to PLD_PANEL_FRONT unless disable_pld_defaults is set.
*/
if (!config->pld.panel)
config->pld.panel = PLD_PANEL_FRONT;
/*
* PLD_HORIZONTAL_POSITION_LEFT has a value of zero, so the following will change any
* instance of that value to PLD_HORIZONTAL_POSITION_CENTER unless disable_pld_defaults
* is set.
*/
if (!config->pld.horizontal_position)
config->pld.horizontal_position = PLD_HORIZONTAL_POSITION_CENTER;
/*
* The desired default for |vertical_position| is PLD_VERTICAL_POSITION_UPPER, which
* has a value of zero so no work is needed to set a default. The same applies for
* setting |shape| to PLD_SHAPE_ROUND.
*/
}
static void camera_generate_pld(const struct device *dev)
{
struct drivers_intel_mipi_camera_config *config = dev->chip_info;
if (config->use_pld) {
if (!config->disable_pld_defaults)
apply_pld_defaults(config);
acpigen_write_pld(&config->pld);
}
}
static uint32_t address_for_dev_type(const struct device *dev, uint8_t dev_type)
{
struct drivers_intel_mipi_camera_config *config = dev->chip_info;
@ -146,6 +194,8 @@ static void camera_fill_sensor(const struct device *dev)
const char *vcm_name = NULL;
struct acpi_dp *lens_focus = NULL;
camera_generate_pld(dev);
camera_fill_sensor_defaults(config);
/* _DSM */

4
src/drivers/intel/mipi_camera/chip.h
View File

@ -4,6 +4,7 @@
#define __INTEL_MIPI_CAMERA_CHIP_H__
#include <stdint.h>
#include <acpi/acpi_pld.h>
#define DEFAULT_LINK_FREQ 450000000
#define MAX_PWDB_ENTRIES 12
@ -138,6 +139,9 @@ struct drivers_intel_mipi_camera_config {
const char *sensor_name; /* default "UNKNOWN" */
const char *remote_name; /* default "\_SB.PCI0.CIO2" */
const char *vcm_name; /* defaults to |vcm_address| device */
bool use_pld;
bool disable_pld_defaults;
struct acpi_pld pld;
uint16_t rom_address; /* I2C to use if ssdb.rom_type != 0 */
uint16_t vcm_address; /* I2C to use if ssdb.vcm_type != 0 */
/*