On Thu Nov 7 23:11:34 2024 +0100, Hans de Goede wrote:
> The GMIN code has support for sensors using external regulators enabled
> by GPIOS, rather then using regulators build into the PMIC.
>
> With the exception of the Trekstor ST70408-4 (1) tablet there are no known
> devices which actually use external regulators for the sensors and the code
> for this is using deprecated old style GPIO numbers support for which is
> going away.
>
> Remove the GPIO driven regulator support so that the gmin code no longer
> depends on deprecated GPIO APIs.
>
> 1) The GMIN support itself is also deprecated and all sensor drivers still
> using it are being moved over to use ACPI + runtime-pm and the ST70408-4
> shipped with Android as factory OS and thus will have broken ACPI tables
> for the sensors, so like other Android factory OS tablets it will need
> a bespoke solution anyways.
>
> Reported-by: Bartosz Golaszewski <b...@bgdev.pl>
> Signed-off-by: Hans de Goede <hdego...@redhat.com>
> Reviewed-by: Andy Shevchenko <andriy.shevche...@linux.intel.com>
> Reviewed-by: Bartosz Golaszewski <bartosz.golaszew...@linaro.org>
> Link: https://lore.kernel.org/r/20241107221134.596149-1-hdego...@redhat.com
> Signed-off-by: Mauro Carvalho Chehab <mchehab+hua...@kernel.org>
Patch committed.
Thanks,
Mauro Carvalho Chehab
.../media/atomisp/pci/atomisp_gmin_platform.c | 69 ----------------------
1 file changed, 69 deletions(-)
---
diff --git a/drivers/staging/media/atomisp/pci/atomisp_gmin_platform.c
b/drivers/staging/media/atomisp/pci/atomisp_gmin_platform.c
index 8ec990293b48..e7923dc38f2e 100644
--- a/drivers/staging/media/atomisp/pci/atomisp_gmin_platform.c
+++ b/drivers/staging/media/atomisp/pci/atomisp_gmin_platform.c
@@ -85,9 +85,6 @@ struct gmin_subdev {
bool v2p8_on;
bool v1p2_on;
- int v1p8_gpio;
- int v2p8_gpio;
-
u8 pwm_i2c_addr;
/* For PMIC AXP */
@@ -242,22 +239,6 @@ static struct gmin_cfg_var mrd7_vars[] = {
{},
};
-static struct gmin_cfg_var ecs7_vars[] = {
- {"INT33BE:00_CsiPort", "1"},
- {"INT33BE:00_CsiLanes", "2"},
- {"INT33BE:00_CsiFmt", "13"},
- {"INT33BE:00_CsiBayer", "2"},
- {"INT33BE:00_CamClk", "0"},
-
- {"INT33F0:00_CsiPort", "0"},
- {"INT33F0:00_CsiLanes", "1"},
- {"INT33F0:00_CsiFmt", "13"},
- {"INT33F0:00_CsiBayer", "0"},
- {"INT33F0:00_CamClk", "1"},
- {"gmin_V2P8GPIO", "402"},
- {},
-};
-
static struct gmin_cfg_var i8880_vars[] = {
{"XXOV2680:00_CsiPort", "1"},
{"XXOV2680:00_CsiLanes", "1"},
@@ -307,13 +288,6 @@ static const struct dmi_system_id gmin_vars[] = {
},
.driver_data = mrd7_vars,
},
- {
- .ident = "ST70408",
- .matches = {
- DMI_MATCH(DMI_BOARD_NAME, "ST70408"),
- },
- .driver_data = ecs7_vars,
- },
{
.ident = "VTA0803",
.matches = {
@@ -531,23 +505,6 @@ static int gmin_subdev_add(struct gmin_subdev *gs)
else
dev_info(dev, "will handle gpio1 via ACPI\n");
- /*
- * Those are used only when there is an external regulator apart
- * from the PMIC that would be providing power supply, like on the
- * two cases below:
- *
- * The ECS E7 board drives camera 2.8v from an external regulator
- * instead of the PMIC. There's a gmin_CamV2P8 config variable
- * that specifies the GPIO to handle this particular case,
- * but this needs a broader architecture for handling camera power.
- *
- * The CHT RVP board drives camera 1.8v from an* external regulator
- * instead of the PMIC just like ECS E7 board.
- */
-
- gs->v1p8_gpio = gmin_get_var_int(dev, true, "V1P8GPIO", -1);
- gs->v2p8_gpio = gmin_get_var_int(dev, true, "V2P8GPIO", -1);
-
/*
* FIXME:
*
@@ -820,16 +777,6 @@ static int gmin_v1p8_ctrl(struct v4l2_subdev *subdev, int
on)
if (!gs || gs->v1p8_on == on)
return 0;
- if (gs->v1p8_gpio >= 0) {
- pr_info("atomisp_gmin_platform: 1.8v power on GPIO %d\n",
- gs->v1p8_gpio);
- ret = gpio_request(gs->v1p8_gpio, "camera_v1p8_en");
- if (!ret)
- ret = gpio_direction_output(gs->v1p8_gpio, 0);
- if (ret)
- pr_err("V1P8 GPIO initialization failed\n");
- }
-
gs->v1p8_on = on;
ret = 0;
@@ -844,9 +791,6 @@ static int gmin_v1p8_ctrl(struct v4l2_subdev *subdev, int
on)
goto out; /* Still needed */
}
- if (gs->v1p8_gpio >= 0)
- gpio_set_value(gs->v1p8_gpio, on);
-
if (gs->v1p8_reg) {
regulator_set_voltage(gs->v1p8_reg, 1800000, 1800000);
if (on)
@@ -901,16 +845,6 @@ static int gmin_v2p8_ctrl(struct v4l2_subdev *subdev, int
on)
if (WARN_ON(!gs))
return -ENODEV;
- if (gs->v2p8_gpio >= 0) {
- pr_info("atomisp_gmin_platform: 2.8v power on GPIO %d\n",
- gs->v2p8_gpio);
- ret = gpio_request(gs->v2p8_gpio, "camera_v2p8");
- if (!ret)
- ret = gpio_direction_output(gs->v2p8_gpio, 0);
- if (ret)
- pr_err("V2P8 GPIO initialization failed\n");
- }
-
if (gs->v2p8_on == on)
return 0;
gs->v2p8_on = on;
@@ -927,9 +861,6 @@ static int gmin_v2p8_ctrl(struct v4l2_subdev *subdev, int
on)
goto out; /* Still needed */
}
- if (gs->v2p8_gpio >= 0)
- gpio_set_value(gs->v2p8_gpio, on);
-
if (gs->v2p8_reg) {
regulator_set_voltage(gs->v2p8_reg, 2900000, 2900000);
if (on)
