bcm27xx: import latest patches from the RPi foundation

bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 3B v1.2 and RPi 4B v1.1 4G
bcm2710: boot tested on RPi 3B v1.2
bcm2711: boot tested on RPi 4B v1.1 4G

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

1 files changed, 123 insertions, 0 deletions

diff --git a/target/linux/bcm27xx/patches-5.4/950-0791-media-irs1125-Refactoring-and-debug-messages.patch b/target/linux/bcm27xx/patches-5.4/950-0791-media-irs1125-Refactoring-and-debug-messages.patch
new file mode 100644
index 0000000000..c26ab8fd77
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-0791-media-irs1125-Refactoring-and-debug-messages.patch
@@ -0,0 +1,123 @@
+From 6ba58915e8c2f884d17b651d68535959f9eff97d Mon Sep 17 00:00:00 2001
+From: Markus Proeller <markus.proeller@pieye.org>
+Date: Tue, 16 Jun 2020 13:27:42 +0200
+Subject: [PATCH] media: irs1125: Refactoring and debug messages
+
+Changed some variable names to comply with checkpatch --strict mode.
+Debug messages added.
+
+Signed-off-by: Markus Proeller <markus.proeller@pieye.org>
+---
+ drivers/media/i2c/irs1125.c | 36 ++++++++++++++++++++----------------
+ 1 file changed, 20 insertions(+), 16 deletions(-)
+
+--- a/drivers/media/i2c/irs1125.c
++++ b/drivers/media/i2c/irs1125.c
+@@ -15,6 +15,7 @@
+ #include "irs1125.h"
+ #include <linux/clk.h>
+ #include <linux/delay.h>
++#include <linux/firmware.h>
+ #include <linux/gpio/consumer.h>
+ #include <linux/i2c.h>
+ #include <linux/init.h>
+@@ -22,13 +23,13 @@
+ #include <linux/module.h>
+ #include <linux/of_graph.h>
+ #include <linux/slab.h>
++#include <linux/types.h>
+ #include <linux/videodev2.h>
+-#include <linux/firmware.h>
++#include <media/v4l2-ctrls.h>
+ #include <media/v4l2-device.h>
+ #include <media/v4l2-fwnode.h>
+ #include <media/v4l2-image-sizes.h>
+ #include <media/v4l2-mediabus.h>
+-#include <media/v4l2-ctrls.h>
+ 
+ #define CHECK_BIT(val, pos) ((val) & BIT(pos))
+ 
+@@ -38,18 +39,19 @@
+ 
+ #define IRS1125_ALTERNATE_FW "irs1125_af.bin"
+ 
+-#define IRS1125_REG_CSICFG       0xA882
+-#define IRS1125_REG_DESIGN_STEP	 0xB0AD
+-#define IRS1125_REG_EFUSEVAL2	 0xB09F
+-#define IRS1125_REG_EFUSEVAL3	 0xB0A0
+-#define IRS1125_REG_EFUSEVAL4	 0xB0A1
+-#define IRS1125_REG_DMEM_SHADOW	 0xC320
++#define IRS1125_REG_SAFE_RECONFIG	0xA850
++#define IRS1125_REG_CSICFG		0xA882
++#define IRS1125_REG_DESIGN_STEP		0xB0AD
++#define IRS1125_REG_EFUSEVAL2		0xB09F
++#define IRS1125_REG_EFUSEVAL3		0xB0A0
++#define IRS1125_REG_EFUSEVAL4		0xB0A1
++#define IRS1125_REG_DMEM_SHADOW		0xC320
+ 
+-#define IRS1125_DESIGN_STEP_EXPECTED 0x0a12
++#define IRS1125_DESIGN_STEP_EXPECTED	0x0a12
+ 
+ #define IRS1125_ROW_START_DEF		0
+ #define IRS1125_COLUMN_START_DEF	0
+-#define IRS1125_WINDOW_HEIGHT_DEF	 288
++#define IRS1125_WINDOW_HEIGHT_DEF	288
+ #define IRS1125_WINDOW_WIDTH_DEF	352
+ 
+ struct regval_list {
+@@ -87,7 +89,7 @@ static inline struct irs1125 *to_state(s
+ 	return container_of(sd, struct irs1125, sd);
+ }
+ 
+-static struct regval_list irs1125_26MHz[] = {
++static struct regval_list irs1125_26mhz[] = {
+ 	{0xB017, 0x0413},
+ 	{0xB086, 0x3535},
+ 	{0xB0AE, 0xEF02},
+@@ -153,7 +155,7 @@ static struct regval_list irs1125_26MHz[
+ 	{0xFFFF, 100}
+ };
+ 
+-static struct regval_list irs1125_seq_cfg[] = {
++static struct regval_list irs1125_seq_cfg_init[] = {
+ 	{0xC3A0, 0x823D},
+ 	{0xC3A1, 0xB13B},
+ 	{0xC3A2, 0x0313},
+@@ -243,6 +245,7 @@ static int irs1125_write(struct v4l2_sub
+ 		dev_err(&client->dev, "%s: i2c write error, reg: %x\n",
+ 			__func__, reg);
+ 
++	dev_dbg(&client->dev, "write addr 0x%04x, val 0x%04x\n", reg, val);
+ 	return ret;
+ }
+ 
+@@ -364,8 +367,8 @@ static int __sensor_init(struct v4l2_sub
+ 		cnt++;
+ 	}
+ 
+-	ret = irs1125_write_array(sd, irs1125_26MHz,
+-				  ARRAY_SIZE(irs1125_26MHz));
++	ret = irs1125_write_array(sd, irs1125_26mhz,
++				  ARRAY_SIZE(irs1125_26mhz));
+ 	if (ret < 0) {
+ 		dev_err(&client->dev, "write sensor default regs error\n");
+ 		return ret;
+@@ -415,8 +418,8 @@ static int __sensor_init(struct v4l2_sub
+ 	}
+ 	release_firmware(fw);
+ 
+-	ret = irs1125_write_array(sd, irs1125_seq_cfg,
+-				  ARRAY_SIZE(irs1125_seq_cfg));
++	ret = irs1125_write_array(sd, irs1125_seq_cfg_init,
++				  ARRAY_SIZE(irs1125_seq_cfg_init));
+ 	if (ret < 0) {
+ 		dev_err(&client->dev, "write default sequence failed\n");
+ 		return ret;
+@@ -1037,6 +1040,7 @@ static int irs1125_probe(struct i2c_clie
+ 	}
+ 
+ 	gpio_num = desc_to_gpio(sensor->reset);
++	dev_dbg(&client->dev, "reset on GPIO num %d\n", gpio_num);
+ 
+ 	mutex_init(&sensor->lock);
+