bcm27xx: update to latest patches from RPi foundation

Also removes random module and switches to new bcm2711 thermal driver.
Boot tested on RPi 4B v1.1 4G.

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

1 files changed, 96 insertions, 0 deletions

diff --git a/target/linux/bcm27xx/patches-5.4/950-0526-clk-bcm-rpi-Pass-the-clocks-data-to-the-firmware-fun.patch b/target/linux/bcm27xx/patches-5.4/950-0526-clk-bcm-rpi-Pass-the-clocks-data-to-the-firmware-fun.patch
new file mode 100644
index 0000000000..7822ff0d11
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-0526-clk-bcm-rpi-Pass-the-clocks-data-to-the-firmware-fun.patch
@@ -0,0 +1,96 @@
+From 1231dbeb8bfeda68c53854cc68016acd74665079 Mon Sep 17 00:00:00 2001
+From: Maxime Ripard <maxime@cerno.tech>
+Date: Fri, 7 Feb 2020 16:08:17 +0100
+Subject: [PATCH] clk: bcm: rpi: Pass the clocks data to the firmware
+ function
+
+The raspberry_clock_property only takes the clock ID as an argument, but
+now that we have a clock data structure it makes more sense to just pass
+that structure instead.
+
+Cc: Michael Turquette <mturquette@baylibre.com>
+Cc: Stephen Boyd <sboyd@kernel.org>
+Cc: linux-clk@vger.kernel.org
+Acked-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
+Signed-off-by: Maxime Ripard <maxime@cerno.tech>
+---
+ drivers/clk/bcm/clk-raspberrypi.c | 29 ++++++++++++++---------------
+ 1 file changed, 14 insertions(+), 15 deletions(-)
+
+--- a/drivers/clk/bcm/clk-raspberrypi.c
++++ b/drivers/clk/bcm/clk-raspberrypi.c
+@@ -67,11 +67,12 @@ struct raspberrypi_firmware_prop {
+ 	__le32 disable_turbo;
+ } __packed;
+ 
+-static int raspberrypi_clock_property(struct rpi_firmware *firmware, u32 tag,
+-				      u32 clk, u32 *val)
++static int raspberrypi_clock_property(struct rpi_firmware *firmware,
++				      const struct raspberrypi_clk_data *data,
++				      u32 tag, u32 *val)
+ {
+ 	struct raspberrypi_firmware_prop msg = {
+-		.id = cpu_to_le32(clk),
++		.id = cpu_to_le32(data->id),
+ 		.val = cpu_to_le32(*val),
+ 		.disable_turbo = cpu_to_le32(1),
+ 	};
+@@ -94,9 +95,8 @@ static int raspberrypi_fw_pll_is_on(stru
+ 	u32 val = 0;
+ 	int ret;
+ 
+-	ret = raspberrypi_clock_property(rpi->firmware,
+-					 RPI_FIRMWARE_GET_CLOCK_STATE,
+-					 data->id, &val);
++	ret = raspberrypi_clock_property(rpi->firmware, data,
++					 RPI_FIRMWARE_GET_CLOCK_STATE, &val);
+ 	if (ret)
+ 		return 0;
+ 
+@@ -113,9 +113,8 @@ static unsigned long raspberrypi_fw_pll_
+ 	u32 val = 0;
+ 	int ret;
+ 
+-	ret = raspberrypi_clock_property(rpi->firmware,
+-					 RPI_FIRMWARE_GET_CLOCK_RATE,
+-					 data->id, &val);
++	ret = raspberrypi_clock_property(rpi->firmware, data,
++					 RPI_FIRMWARE_GET_CLOCK_RATE, &val);
+ 	if (ret)
+ 		return ret;
+ 
+@@ -131,9 +130,9 @@ static int raspberrypi_fw_pll_set_rate(s
+ 	u32 new_rate = rate / RPI_FIRMWARE_PLLB_ARM_DIV_RATE;
+ 	int ret;
+ 
+-	ret = raspberrypi_clock_property(rpi->firmware,
++	ret = raspberrypi_clock_property(rpi->firmware, data,
+ 					 RPI_FIRMWARE_SET_CLOCK_RATE,
+-					 data->id, &new_rate);
++					 &new_rate);
+ 	if (ret)
+ 		dev_err_ratelimited(rpi->dev, "Failed to change %s frequency: %d",
+ 				    clk_hw_get_name(hw), ret);
+@@ -198,18 +197,18 @@ static int raspberrypi_register_pllb(str
+ 	init.flags = CLK_GET_RATE_NOCACHE | CLK_IGNORE_UNUSED;
+ 
+ 	/* Get min & max rates set by the firmware */
+-	ret = raspberrypi_clock_property(rpi->firmware,
++	ret = raspberrypi_clock_property(rpi->firmware, data,
+ 					 RPI_FIRMWARE_GET_MIN_CLOCK_RATE,
+-					 data->id, &min_rate);
++					 &min_rate);
+ 	if (ret) {
+ 		dev_err(rpi->dev, "Failed to get %s min freq: %d\n",
+ 			init.name, ret);
+ 		return ret;
+ 	}
+ 
+-	ret = raspberrypi_clock_property(rpi->firmware,
++	ret = raspberrypi_clock_property(rpi->firmware, data,
+ 					 RPI_FIRMWARE_GET_MAX_CLOCK_RATE,
+-					 data->id, &max_rate);
++					 &max_rate);
+ 	if (ret) {
+ 		dev_err(rpi->dev, "Failed to get %s max freq: %d\n",
+ 			init.name, ret);