bcm27xx: remove linux 4.19 support

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

1 files changed, 0 insertions, 201 deletions

diff --git a/target/linux/bcm27xx/patches-4.19/950-0800-pisound-Added-reading-Pisound-board-hardware-revisio.patch b/target/linux/bcm27xx/patches-4.19/950-0800-pisound-Added-reading-Pisound-board-hardware-revisio.patch
deleted file mode 100644
index bb6afe328c..0000000000
--- a/target/linux/bcm27xx/patches-4.19/950-0800-pisound-Added-reading-Pisound-board-hardware-revisio.patch
+++ /dev/null
@@ -1,201 +0,0 @@
-From a879ab9cad6b598c08988404934273d3cbfbd993 Mon Sep 17 00:00:00 2001
-From: gtrainavicius <gtrainavicius@users.noreply.github.com>
-Date: Tue, 28 Jan 2020 14:16:37 +0200
-Subject: [PATCH] pisound: Added reading Pisound board hardware
- revision and exposing it (#3425)
-
-pisound: Added reading Pisound board hardware revision and exposing it in kernel log and sysfs file:
-
-/sys/kernel/pisound/hw_version
-
-Signed-off-by: Giedrius <giedrius@blokas.io>
----
- sound/soc/bcm/pisound.c | 86 ++++++++++++++++++++++++++++-------------
- 1 file changed, 59 insertions(+), 27 deletions(-)
-
---- a/sound/soc/bcm/pisound.c
-+++ b/sound/soc/bcm/pisound.c
-@@ -51,7 +51,8 @@ static void pisnd_spi_set_callback(pisnd
- 
- static const char *pisnd_spi_get_serial(void);
- static const char *pisnd_spi_get_id(void);
--static const char *pisnd_spi_get_version(void);
-+static const char *pisnd_spi_get_fw_version(void);
-+static const char *pisnd_spi_get_hw_version(void);
- 
- static int pisnd_midi_init(struct snd_card *card);
- static void pisnd_midi_uninit(void);
-@@ -222,7 +223,9 @@ static pisnd_spi_recv_cb g_recvCallback;
- 
- static char g_serial_num[11];
- static char g_id[25];
--static char g_version[5];
-+enum { MAX_VERSION_STR_LEN = 6 };
-+static char g_fw_version[MAX_VERSION_STR_LEN];
-+static char g_hw_version[MAX_VERSION_STR_LEN];
- 
- static uint8_t g_ledFlashDuration;
- static bool    g_ledFlashDurationChanged;
-@@ -558,7 +561,8 @@ static int spi_read_info(void)
- 	char *p;
- 
- 	memset(g_serial_num, 0, sizeof(g_serial_num));
--	memset(g_version, 0, sizeof(g_version));
-+	memset(g_fw_version, 0, sizeof(g_fw_version));
-+	strcpy(g_hw_version, "1.0"); // Assume 1.0 hw version.
- 	memset(g_id, 0, sizeof(g_id));
- 
- 	tmp = spi_transfer16(0);
-@@ -581,12 +585,28 @@ static int spi_read_info(void)
- 				return -EINVAL;
- 
- 			snprintf(
--				g_version,
--				sizeof(g_version),
-+				g_fw_version,
-+				MAX_VERSION_STR_LEN,
- 				"%x.%02x",
- 				buffer[0],
- 				buffer[1]
- 				);
-+
-+			g_fw_version[MAX_VERSION_STR_LEN-1] = '\0';
-+			break;
-+		case 3:
-+			if (n != 2)
-+				return -EINVAL;
-+
-+			snprintf(
-+				g_hw_version,
-+				MAX_VERSION_STR_LEN,
-+				"%x.%x",
-+				buffer[0],
-+				buffer[1]
-+			);
-+
-+			g_hw_version[MAX_VERSION_STR_LEN-1] = '\0';
- 			break;
- 		case 1:
- 			if (n >= sizeof(g_serial_num))
-@@ -596,12 +616,14 @@ static int spi_read_info(void)
- 			break;
- 		case 2:
- 			{
--				if (n >= sizeof(g_id))
-+				if (n*2 >= sizeof(g_id))
- 					return -EINVAL;
- 
- 				p = g_id;
- 				for (j = 0; j < n; ++j)
- 					p += sprintf(p, "%02x", buffer[j]);
-+
-+				*p = '\0';
- 			}
- 			break;
- 		default:
-@@ -619,7 +641,8 @@ static int pisnd_spi_init(struct device
- 
- 	memset(g_serial_num, 0, sizeof(g_serial_num));
- 	memset(g_id, 0, sizeof(g_id));
--	memset(g_version, 0, sizeof(g_version));
-+	memset(g_fw_version, 0, sizeof(g_fw_version));
-+	memset(g_hw_version, 0, sizeof(g_hw_version));
- 
- 	spi = pisnd_spi_find_device();
- 
-@@ -729,26 +752,22 @@ static void pisnd_spi_set_callback(pisnd
- 
- static const char *pisnd_spi_get_serial(void)
- {
--	if (strlen(g_serial_num))
--		return g_serial_num;
--
--	return "";
-+	return g_serial_num;
- }
- 
- static const char *pisnd_spi_get_id(void)
- {
--	if (strlen(g_id))
--		return g_id;
--
--	return "";
-+	return g_id;
- }
- 
--static const char *pisnd_spi_get_version(void)
-+static const char *pisnd_spi_get_fw_version(void)
- {
--	if (strlen(g_version))
--		return g_version;
-+	return g_fw_version;
-+}
- 
--	return "";
-+static const char *pisnd_spi_get_hw_version(void)
-+{
-+	return g_hw_version;
- }
- 
- static const struct of_device_id pisound_of_match[] = {
-@@ -1054,13 +1073,22 @@ static ssize_t pisnd_id_show(
- 	return sprintf(buf, "%s\n", pisnd_spi_get_id());
- }
- 
--static ssize_t pisnd_version_show(
-+static ssize_t pisnd_fw_version_show(
- 	struct kobject *kobj,
- 	struct kobj_attribute *attr,
- 	char *buf
- 	)
- {
--	return sprintf(buf, "%s\n", pisnd_spi_get_version());
-+	return sprintf(buf, "%s\n", pisnd_spi_get_fw_version());
-+}
-+
-+static ssize_t pisnd_hw_version_show(
-+	struct kobject *kobj,
-+	struct kobj_attribute *attr,
-+	char *buf
-+)
-+{
-+	return sprintf(buf, "%s\n", pisnd_spi_get_hw_version());
- }
- 
- static ssize_t pisnd_led_store(
-@@ -1085,15 +1113,18 @@ static struct kobj_attribute pisnd_seria
- 	__ATTR(serial, 0444, pisnd_serial_show, NULL);
- static struct kobj_attribute pisnd_id_attribute =
- 	__ATTR(id, 0444, pisnd_id_show, NULL);
--static struct kobj_attribute pisnd_version_attribute =
--	__ATTR(version, 0444, pisnd_version_show, NULL);
-+static struct kobj_attribute pisnd_fw_version_attribute =
-+	__ATTR(version, 0444, pisnd_fw_version_show, NULL);
-+static struct kobj_attribute pisnd_hw_version_attribute =
-+__ATTR(hw_version, 0444, pisnd_hw_version_show, NULL);
- static struct kobj_attribute pisnd_led_attribute =
- 	__ATTR(led, 0644, NULL, pisnd_led_store);
- 
- static struct attribute *attrs[] = {
- 	&pisnd_serial_attribute.attr,
- 	&pisnd_id_attribute.attr,
--	&pisnd_version_attribute.attr,
-+	&pisnd_fw_version_attribute.attr,
-+	&pisnd_hw_version_attribute.attr,
- 	&pisnd_led_attribute.attr,
- 	NULL
- };
-@@ -1112,9 +1143,10 @@ static int pisnd_probe(struct platform_d
- 	}
- 
- 	printi("Detected Pisound card:\n");
--	printi("\tSerial:  %s\n", pisnd_spi_get_serial());
--	printi("\tVersion: %s\n", pisnd_spi_get_version());
--	printi("\tId:      %s\n", pisnd_spi_get_id());
-+	printi("\tSerial:           %s\n", pisnd_spi_get_serial());
-+	printi("\tFirmware Version: %s\n", pisnd_spi_get_fw_version());
-+	printi("\tHardware Version: %s\n", pisnd_spi_get_hw_version());
-+	printi("\tId:               %s\n", pisnd_spi_get_id());
- 
- 	pisnd_kobj = kobject_create_and_add("pisound", kernel_kobj);
- 	if (!pisnd_kobj) {