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, 42 insertions, 0 deletions

diff --git a/target/linux/bcm27xx/patches-5.4/950-0643-Fixes-a-problem-with-clock-settings-of-HiFiBerry-DAC.patch b/target/linux/bcm27xx/patches-5.4/950-0643-Fixes-a-problem-with-clock-settings-of-HiFiBerry-DAC.patch
new file mode 100644
index 0000000000..f1427ae71f
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-0643-Fixes-a-problem-with-clock-settings-of-HiFiBerry-DAC.patch
@@ -0,0 +1,42 @@
+From f303194bc24925d3efd965ccfae40974ea437240 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?J=C3=B6rg=20Schambacher?=
+ <j-schambacher@users.noreply.github.com>
+Date: Wed, 15 Apr 2020 11:48:29 +0200
+Subject: [PATCH] Fixes a problem with clock settings of HiFiBerry
+ DAC+ADC PRO (#3545)
+
+This patch fixes a problem of the re-calculation of
+i2s-clock and -parameter settings when only the ADC is activated.
+
+Signed-off-by: Joerg Schambacher <joerg@i2audio.com>
+---
+ sound/soc/bcm/hifiberry_dacplusadcpro.c | 9 ++++++++-
+ 1 file changed, 8 insertions(+), 1 deletion(-)
+
+--- a/sound/soc/bcm/hifiberry_dacplusadcpro.c
++++ b/sound/soc/bcm/hifiberry_dacplusadcpro.c
+@@ -390,9 +390,11 @@ static int snd_rpi_hifiberry_dacplusadcp
+ 	int channels = params_channels(params);
+ 	int width = 32;
+ 	struct snd_soc_component *dac = rtd->codec_dais[0]->component;
++	struct snd_soc_dai *dai = rtd->codec_dais[0];
++	struct snd_soc_dai_driver *drv = dai->driver;
++	const struct snd_soc_dai_ops *ops = drv->ops;
+ 
+ 	if (snd_rpi_hifiberry_is_dacpro) {
+-
+ 		width = snd_pcm_format_physical_width(params_format(params));
+ 
+ 		snd_rpi_hifiberry_dacplusadcpro_set_sclk(dac,
+@@ -414,6 +416,11 @@ static int snd_rpi_hifiberry_dacplusadcp
+ 		return ret;
+ 	ret = snd_soc_dai_set_tdm_slot(rtd->codec_dais[1], 0x03, 0x03,
+ 		channels, width);
++	if (ret)
++		return ret;
++
++	if (snd_rpi_hifiberry_is_dacpro && ops->hw_params)
++			ret = ops->hw_params(substream, params, dai);
+ 	return ret;
+ }
+