bcm27xx: add kernel 5.10 support

Rebased RPi foundation patches on linux 5.10.59, removed applied and reverted
patches, wireless patches and defconfig patches.

bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 4B v1.1 4G
bcm2711: boot tested on RPi 4B v1.1 4G

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

1 files changed, 97 insertions, 0 deletions

diff --git a/target/linux/bcm27xx/patches-5.10/950-0286-media-i2c-ov9281-add-enum_frame_interval-function-fo.patch b/target/linux/bcm27xx/patches-5.10/950-0286-media-i2c-ov9281-add-enum_frame_interval-function-fo.patch
new file mode 100644
index 0000000000..aab12fe4b1
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.10/950-0286-media-i2c-ov9281-add-enum_frame_interval-function-fo.patch
@@ -0,0 +1,97 @@
+From ffb4500f4c368183fb71ce20698eb4bd25bc0ed7 Mon Sep 17 00:00:00 2001
+From: Dave Stevenson <dave.stevenson@raspberrypi.com>
+Date: Tue, 14 Apr 2020 15:51:50 +0100
+Subject: [PATCH] media: i2c: ov9281: add enum_frame_interval function
+ for iq tool 2.2 and hal3
+
+Adds the ov9281 parts of the Rockchip patch adding enum_frame_interval to
+a large number of drivers.
+
+Change-Id: I03344cd6cf278dd7c18fce8e97479089ef185a5c
+Signed-off-by: Zefa Chen <zefa.chen@rock-chips.com>
+---
+ drivers/media/i2c/ov9281.c | 31 ++++++++++++++++++++++++++-----
+ 1 file changed, 26 insertions(+), 5 deletions(-)
+
+--- a/drivers/media/i2c/ov9281.c
++++ b/drivers/media/i2c/ov9281.c
+@@ -4,6 +4,7 @@
+  *
+  * Copyright (C) 2017 Fuzhou Rockchip Electronics Co., Ltd.
+  * V0.0X01.0X02 fix mclk issue when probe multiple camera.
++ * V0.0X01.0X03 add enum_frame_interval function.
+  */
+ 
+ #include <linux/clk.h>
+@@ -23,7 +24,7 @@
+ #include <media/v4l2-subdev.h>
+ #include <linux/pinctrl/consumer.h>
+ 
+-#define DRIVER_VERSION			KERNEL_VERSION(0, 0x01, 0x2)
++#define DRIVER_VERSION			KERNEL_VERSION(0, 0x01, 0x3)
+ 
+ #ifndef V4L2_CID_DIGITAL_GAIN
+ #define V4L2_CID_DIGITAL_GAIN		V4L2_CID_GAIN
+@@ -92,7 +93,7 @@ struct regval {
+ struct ov9281_mode {
+ 	u32 width;
+ 	u32 height;
+-	u32 max_fps;
++	struct v4l2_fract max_fps;
+ 	u32 hts_def;
+ 	u32 vts_def;
+ 	u32 exp_def;
+@@ -246,7 +247,10 @@ static const struct ov9281_mode supporte
+ 	{
+ 		.width = 1280,
+ 		.height = 800,
+-		.max_fps = 120,
++		.max_fps = {
++			.numerator = 10000,
++			.denominator = 1200000,
++		},
+ 		.exp_def = 0x0320,
+ 		.hts_def = 0x0b60,//0x2d8*4
+ 		.vts_def = 0x038e,
+@@ -483,8 +487,7 @@ static int OV9281_g_frame_interval(struc
+ 	const struct ov9281_mode *mode = ov9281->cur_mode;
+ 
+ 	mutex_lock(&ov9281->mutex);
+-	fi->interval.numerator = 10000;
+-	fi->interval.denominator = mode->max_fps * 10000;
++	fi->interval = mode->max_fps;
+ 	mutex_unlock(&ov9281->mutex);
+ 
+ 	return 0;
+@@ -778,6 +781,23 @@ static int ov9281_open(struct v4l2_subde
+ }
+ #endif
+ 
++static int
++ov9281_enum_frame_interval(struct v4l2_subdev *sd,
++			   struct v4l2_subdev_pad_config *cfg,
++			   struct v4l2_subdev_frame_interval_enum *fie)
++{
++	if (fie->index >= ARRAY_SIZE(supported_modes))
++		return -EINVAL;
++
++	if (fie->code != MEDIA_BUS_FMT_Y10_1X10)
++		return -EINVAL;
++
++	fie->width = supported_modes[fie->index].width;
++	fie->height = supported_modes[fie->index].height;
++	fie->interval = supported_modes[fie->index].max_fps;
++	return 0;
++}
++
+ static const struct dev_pm_ops ov9281_pm_ops = {
+ 	SET_RUNTIME_PM_OPS(ov9281_runtime_suspend,
+ 			   ov9281_runtime_resume, NULL)
+@@ -805,6 +825,7 @@ static const struct v4l2_subdev_video_op
+ static const struct v4l2_subdev_pad_ops ov9281_pad_ops = {
+ 	.enum_mbus_code = ov9281_enum_mbus_code,
+ 	.enum_frame_size = ov9281_enum_frame_sizes,
++	.enum_frame_interval = ov9281_enum_frame_interval,
+ 	.get_fmt = ov9281_get_fmt,
+ 	.set_fmt = ov9281_set_fmt,
+ };