at91: kernel v5.15: copy config and patches from 5.10

Copy kernel config and patches from 5.10. Along with it
individual targets' config-default from 5.10 has been moved to
config-5.10.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>

1 files changed, 86 insertions, 0 deletions

diff --git a/target/linux/at91/patches-5.15/176-media-atmel-atmel-isc-create-product-specific-v4l2-c.patch b/target/linux/at91/patches-5.15/176-media-atmel-atmel-isc-create-product-specific-v4l2-c.patch
new file mode 100644
index 0000000000..35c839692c
--- /dev/null
+++ b/target/linux/at91/patches-5.15/176-media-atmel-atmel-isc-create-product-specific-v4l2-c.patch
@@ -0,0 +1,86 @@
+From 0a75c502eac4f2ef71b6c3e0b3a01db1b3c37ba9 Mon Sep 17 00:00:00 2001
+From: Eugen Hristev <eugen.hristev@microchip.com>
+Date: Tue, 13 Apr 2021 12:57:18 +0200
+Subject: [PATCH 176/247] media: atmel: atmel-isc: create product specific v4l2
+ controls config
+
+Create product specific callback for initializing v4l2 controls.
+Call this from v4l2 controls init function.
+
+[hverkuil: made isc_sama5d2_config_ctrls static]
+
+Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
+Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
+Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
+---
+ drivers/media/platform/atmel/atmel-isc-base.c    |  5 +++--
+ drivers/media/platform/atmel/atmel-isc.h         |  5 +++++
+ drivers/media/platform/atmel/atmel-sama5d2-isc.c | 12 ++++++++++++
+ 3 files changed, 20 insertions(+), 2 deletions(-)
+
+--- a/drivers/media/platform/atmel/atmel-isc-base.c
++++ b/drivers/media/platform/atmel/atmel-isc-base.c
+@@ -2051,11 +2051,12 @@ static int isc_ctrl_init(struct isc_devi
+ 	if (ret < 0)
+ 		return ret;
+ 
++	/* Initialize product specific controls. For example, contrast */
++	isc->config_ctrls(isc, ops);
++
+ 	ctrls->brightness = 0;
+-	ctrls->contrast = 256;
+ 
+ 	v4l2_ctrl_new_std(hdl, ops, V4L2_CID_BRIGHTNESS, -1024, 1023, 1, 0);
+-	v4l2_ctrl_new_std(hdl, ops, V4L2_CID_CONTRAST, -2048, 2047, 1, 256);
+ 	v4l2_ctrl_new_std(hdl, ops, V4L2_CID_GAMMA, 0, isc->gamma_max, 1,
+ 			  isc->gamma_max);
+ 	isc->awb_ctrl = v4l2_ctrl_new_std(hdl, &isc_awb_ops,
+--- a/drivers/media/platform/atmel/atmel-isc.h
++++ b/drivers/media/platform/atmel/atmel-isc.h
+@@ -226,6 +226,8 @@ struct isc_reg_offsets {
+  *			specific CBC module
+  * @config_cc:		pointer to a function that initializes product
+  *			specific CC module
++ * @config_ctrls:	pointer to a functoin that initializes product
++ *			specific v4l2 controls.
+  *
+  * @offsets:		struct holding the product specific register offsets
+  */
+@@ -300,6 +302,9 @@ struct isc_device {
+ 		void (*config_csc)(struct isc_device *isc);
+ 		void (*config_cbc)(struct isc_device *isc);
+ 		void (*config_cc)(struct isc_device *isc);
++
++		void (*config_ctrls)(struct isc_device *isc,
++				     const struct v4l2_ctrl_ops *ops);
+ 	};
+ 
+ 	struct isc_reg_offsets		offsets;
+--- a/drivers/media/platform/atmel/atmel-sama5d2-isc.c
++++ b/drivers/media/platform/atmel/atmel-sama5d2-isc.c
+@@ -96,6 +96,17 @@ static void isc_sama5d2_config_cc(struct
+ 	regmap_write(regmap, ISC_CC_BB_OB, (1 << 8));
+ }
+ 
++static void isc_sama5d2_config_ctrls(struct isc_device *isc,
++				     const struct v4l2_ctrl_ops *ops)
++{
++	struct isc_ctrls *ctrls = &isc->ctrls;
++	struct v4l2_ctrl_handler *hdl = &ctrls->handler;
++
++	ctrls->contrast = 256;
++
++	v4l2_ctrl_new_std(hdl, ops, V4L2_CID_CONTRAST, -2048, 2047, 1, 256);
++}
++
+ /* Gamma table with gamma 1/2.2 */
+ static const u32 isc_sama5d2_gamma_table[][GAMMA_ENTRIES] = {
+ 	/* 0 --> gamma 1/1.8 */
+@@ -265,6 +276,7 @@ static int atmel_isc_probe(struct platfo
+ 	isc->config_csc = isc_sama5d2_config_csc;
+ 	isc->config_cbc = isc_sama5d2_config_cbc;
+ 	isc->config_cc = isc_sama5d2_config_cc;
++	isc->config_ctrls = isc_sama5d2_config_ctrls;
+ 
+ 	isc->offsets.csc = ISC_SAMA5D2_CSC_OFFSET;
+ 	isc->offsets.cbc = ISC_SAMA5D2_CBC_OFFSET;