kernel: adds LED OFF feature to HiFiBerry DAC+ADC PRO sound card

See: raspberrypi/linux#3434

kernel: adds LED OFF feature to HiFiBerry DAC+ADC sound card
See: raspberrypi/linux#3435

kernel: adds LED OFF feature to HiFiBerry DAC+/DAC+PRO sound cards
See: raspberrypi/linux#3436

kernel: fix master mode settings of HiFiBerry DAC+ADC PRO card
See: raspberrypi/linux#3424

kernel: pisound: Added reading Pisound board hardware revision and exposing it
See: raspberrypi/linux#3425

kernel: Fix i2c-pwm-pca9685a overlay
See: raspberrypi/linux#3431

kernel: tty: amba-pl011: Add un/throttle support
kernel: tty: amba-pl011: Avoid rare write-when-full error
See: raspberrypi/firmware#1150

kernel: ARM: dts: Declare RPi 4B SD card power regulator

kernel: usb: xhci: Raspberry Pi FW loader for VIA VL805

kernel: overlays: Correct the eth_led* colour assignments
See: raspberrypi/firmware#1311

kernel: overlays: Remove hack from uart0 overlay
See: raspberrypi/linux#2856

kernel: ARM: dts: Add sd_poll_once dtparam to bcm283x/2711
See: raspberrypi/linux#3286

firmware: isp/tuner: Resetting to a lamp mode cancels manual_gains_used_

firmware: board_info: Fix uninitialised phy_addr handling in network boot

firmware: IL video_decode: Default to H264 as MPEG4 isn't supported

firmware: IL egl_render: Fail the create on Pi4

firmware: arm_dispmanx: Column pitch for YUV10COL is in lines not bytes

firmware: platform: 2711: Also add chicken bits to dvfs voltage

firmware: MMAL / video_render: Allow column stride to be set on column formats

firmware: vc_image/video_decode: Move +16 lines for di_adv from vc_image to decoder

Module7l.symvers

@@ -927,7 +927,7 @@
 0x1f54cbac	dm_bio_get_target_bio_nr	drivers/md/dm-mod	EXPORT_SYMBOL_GPL
 0xad5b58aa	drm_printf	drivers/gpu/drm/drm	EXPORT_SYMBOL
 0x561ed3fc	radix_tree_gang_lookup	vmlinux	EXPORT_SYMBOL
-0xef01bb93	usb_amd_pt_check_port	vmlinux	EXPORT_SYMBOL_GPL
+0xa0d8aaca	usb_amd_pt_check_port	vmlinux	EXPORT_SYMBOL_GPL
 0x8f936468	usbnet_set_msglevel	vmlinux	EXPORT_SYMBOL_GPL
 0xcdca12e3	usbnet_get_msglevel	vmlinux	EXPORT_SYMBOL_GPL
 0x799b1b65	tty_buffer_lock_exclusive	vmlinux	EXPORT_SYMBOL_GPL
@@ -3075,7 +3075,7 @@
 0xc2665d8c	inet_register_protosw	vmlinux	EXPORT_SYMBOL
 0xa4ab8a2d	__inet_inherit_port	vmlinux	EXPORT_SYMBOL_GPL
 0x0e8149df	dev_deactivate	vmlinux	EXPORT_SYMBOL
-0xd7230044	usb_asmedia_modifyflowcontrol	vmlinux	EXPORT_SYMBOL_GPL
+0xe7556d52	usb_asmedia_modifyflowcontrol	vmlinux	EXPORT_SYMBOL_GPL
 0x7dc025df	phy_find_first	vmlinux	EXPORT_SYMBOL
 0x56177576	pm_runtime_force_suspend	vmlinux	EXPORT_SYMBOL_GPL
 0x2bb61ef6	blkdev_reread_part	vmlinux	EXPORT_SYMBOL
@@ -4665,7 +4665,7 @@
 0xc961dc72	alloc_skb_with_frags	vmlinux	EXPORT_SYMBOL
 0xc385cb58	perf_num_counters	vmlinux	EXPORT_SYMBOL_GPL
 0x0761bfa7	i2c_new_secondary_device	vmlinux	EXPORT_SYMBOL_GPL
-0x0d6599a7	sb800_prefetch	vmlinux	EXPORT_SYMBOL_GPL
+0xe799a577	sb800_prefetch	vmlinux	EXPORT_SYMBOL_GPL
 0x560e5fe0	pci_assign_resource	vmlinux	EXPORT_SYMBOL
 0x3cbfdef3	kstrtos8_from_user	vmlinux	EXPORT_SYMBOL
 0x95caaea3	crypto_unregister_aead	vmlinux	EXPORT_SYMBOL_GPL
@@ -5756,7 +5756,7 @@
 0xe29fb967	drm_dp_link_power_up	drivers/gpu/drm/drm_kms_helper	EXPORT_SYMBOL
 0x022d67e1	ip_mc_inc_group	vmlinux	EXPORT_SYMBOL
 0xb924cf7f	tcp_orphan_count	vmlinux	EXPORT_SYMBOL_GPL
-0x3c14a802	usb_enable_intel_xhci_ports	vmlinux	EXPORT_SYMBOL_GPL
+0xff9a9db1	usb_enable_intel_xhci_ports	vmlinux	EXPORT_SYMBOL_GPL
 0x57681e3b	request_key_with_auxdata	vmlinux	EXPORT_SYMBOL
 0xf6d9df6e	fat_attach	vmlinux	EXPORT_SYMBOL_GPL
 0x7e9b8fe3	sysfs_remove_bin_file	vmlinux	EXPORT_SYMBOL_GPL
@@ -5797,7 +5797,7 @@
 0x52e5c355	btintel_regmap_init	drivers/bluetooth/btintel	EXPORT_SYMBOL_GPL
 0x59d1a321	sha1_finup_arm	arch/arm/crypto/sha1-arm	EXPORT_SYMBOL_GPL
 0x4fd70c76	__napi_alloc_skb	vmlinux	EXPORT_SYMBOL
-0x6d63c2bf	usb_disable_xhci_ports	vmlinux	EXPORT_SYMBOL_GPL
+0x9bfd537c	usb_disable_xhci_ports	vmlinux	EXPORT_SYMBOL_GPL
 0xad64345d	scsi_report_opcode	vmlinux	EXPORT_SYMBOL
 0x02c66422	pm_clk_create	vmlinux	EXPORT_SYMBOL_GPL
 0x9305bf68	find_next_and_bit	vmlinux	EXPORT_SYMBOL
@@ -7032,7 +7032,7 @@
 0x6253097f	tcp_enter_memory_pressure	vmlinux	EXPORT_SYMBOL_GPL
 0xbb1c941b	dst_init	vmlinux	EXPORT_SYMBOL
 0x6368f723	skb_add_rx_frag	vmlinux	EXPORT_SYMBOL
-0x38b45069	usb_hcd_amd_remote_wakeup_quirk	vmlinux	EXPORT_SYMBOL_GPL
+0x52a35f52	usb_hcd_amd_remote_wakeup_quirk	vmlinux	EXPORT_SYMBOL_GPL
 0x811dc334	usb_unregister_notify	vmlinux	EXPORT_SYMBOL_GPL
 0xf2ad678d	genphy_c45_an_disable_aneg	vmlinux	EXPORT_SYMBOL_GPL
 0x4982a57f	probe_kernel_write	vmlinux	EXPORT_SYMBOL_GPL
@@ -7129,7 +7129,7 @@
 0x72395dc1	xfrm_calg_get_byid	vmlinux	EXPORT_SYMBOL_GPL
 0x97237423	mmc_is_req_done	vmlinux	EXPORT_SYMBOL
 0xf17ac024	ir_raw_handler_register	vmlinux	EXPORT_SYMBOL
-0x8b7bf0a0	uhci_check_and_reset_hc	vmlinux	EXPORT_SYMBOL_GPL
+0x4c9f0275	uhci_check_and_reset_hc	vmlinux	EXPORT_SYMBOL_GPL
 0xd39b09e6	usb_hc_died	vmlinux	EXPORT_SYMBOL_GPL
 0x6c8b1e60	bcm_dmaman_probe	vmlinux	EXPORT_SYMBOL
 0x3c88c0dd	pci_free_irq	vmlinux	EXPORT_SYMBOL
@@ -13475,7 +13475,7 @@
 0x23f911aa	ipv6_find_hdr	vmlinux	EXPORT_SYMBOL
 0x3c3471b9	__dev_forward_skb	vmlinux	EXPORT_SYMBOL_GPL
 0x4bb4d345	sdhci_cqe_irq	vmlinux	EXPORT_SYMBOL_GPL
-0xe87d259d	uhci_reset_hc	vmlinux	EXPORT_SYMBOL_GPL
+0x96a1566d	uhci_reset_hc	vmlinux	EXPORT_SYMBOL_GPL
 0xc9b0405b	tty_port_close_end	vmlinux	EXPORT_SYMBOL
 0xf98d470d	pcie_bandwidth_available	vmlinux	EXPORT_SYMBOL
 0xf738ff5f	nfs_may_open	vmlinux	EXPORT_SYMBOL_GPL

Module8.symvers

@@ -933,7 +933,7 @@
 0xda3d52c2	dm_bio_get_target_bio_nr	drivers/md/dm-mod	EXPORT_SYMBOL_GPL
 0xad5b58aa	drm_printf	drivers/gpu/drm/drm	EXPORT_SYMBOL
 0x26c55e71	radix_tree_gang_lookup	vmlinux	EXPORT_SYMBOL
-0x33e6e165	usb_amd_pt_check_port	vmlinux	EXPORT_SYMBOL_GPL
+0x546a1960	usb_amd_pt_check_port	vmlinux	EXPORT_SYMBOL_GPL
 0xa90456a2	usbnet_set_msglevel	vmlinux	EXPORT_SYMBOL_GPL
 0xce0cdb46	usbnet_get_msglevel	vmlinux	EXPORT_SYMBOL_GPL
 0x813f3a9e	tty_buffer_lock_exclusive	vmlinux	EXPORT_SYMBOL_GPL
@@ -3099,7 +3099,7 @@
 0xcb2a45fa	inet_register_protosw	vmlinux	EXPORT_SYMBOL
 0x13c93826	__inet_inherit_port	vmlinux	EXPORT_SYMBOL_GPL
 0xedd58d14	dev_deactivate	vmlinux	EXPORT_SYMBOL
-0x49d22d0e	usb_asmedia_modifyflowcontrol	vmlinux	EXPORT_SYMBOL_GPL
+0x14b790a2	usb_asmedia_modifyflowcontrol	vmlinux	EXPORT_SYMBOL_GPL
 0x2f4cbe6a	phy_find_first	vmlinux	EXPORT_SYMBOL
 0xe9a51ecc	pm_runtime_force_suspend	vmlinux	EXPORT_SYMBOL_GPL
 0x0c203542	blkdev_reread_part	vmlinux	EXPORT_SYMBOL
@@ -4714,7 +4714,7 @@
 0xd565f589	alloc_skb_with_frags	vmlinux	EXPORT_SYMBOL
 0xc385cb58	perf_num_counters	vmlinux	EXPORT_SYMBOL_GPL
 0xda307935	i2c_new_secondary_device	vmlinux	EXPORT_SYMBOL_GPL
-0xcc8c46c6	sb800_prefetch	vmlinux	EXPORT_SYMBOL_GPL
+0xaffa3529	sb800_prefetch	vmlinux	EXPORT_SYMBOL_GPL
 0xcd16f339	pci_assign_resource	vmlinux	EXPORT_SYMBOL
 0x15fb7f8c	kstrtos8_from_user	vmlinux	EXPORT_SYMBOL
 0x89121862	crypto_unregister_aead	vmlinux	EXPORT_SYMBOL_GPL
@@ -5812,7 +5812,7 @@
 0xcd88888f	drm_dp_link_power_up	drivers/gpu/drm/drm_kms_helper	EXPORT_SYMBOL
 0x41641cf6	ip_mc_inc_group	vmlinux	EXPORT_SYMBOL
 0xe1dc50cf	tcp_orphan_count	vmlinux	EXPORT_SYMBOL_GPL
-0x7cffcb16	usb_enable_intel_xhci_ports	vmlinux	EXPORT_SYMBOL_GPL
+0x5d619e88	usb_enable_intel_xhci_ports	vmlinux	EXPORT_SYMBOL_GPL
 0x04bf8b84	request_key_with_auxdata	vmlinux	EXPORT_SYMBOL
 0xf0b14775	fat_attach	vmlinux	EXPORT_SYMBOL_GPL
 0xa58031ab	sysfs_remove_bin_file	vmlinux	EXPORT_SYMBOL_GPL
@@ -5852,7 +5852,7 @@
 0xf2015495	nand_change_read_column_op	drivers/mtd/nand/raw/nand	EXPORT_SYMBOL_GPL
 0x6ef84d2f	btintel_regmap_init	drivers/bluetooth/btintel	EXPORT_SYMBOL_GPL
 0x02a3fce5	__napi_alloc_skb	vmlinux	EXPORT_SYMBOL
-0x474c33ee	usb_disable_xhci_ports	vmlinux	EXPORT_SYMBOL_GPL
+0x4efa994a	usb_disable_xhci_ports	vmlinux	EXPORT_SYMBOL_GPL
 0x5b944d7b	scsi_report_opcode	vmlinux	EXPORT_SYMBOL
 0xb4adcb97	pm_clk_create	vmlinux	EXPORT_SYMBOL_GPL
 0x9305bf68	find_next_and_bit	vmlinux	EXPORT_SYMBOL
@@ -7094,7 +7094,7 @@
 0xccde65ec	tcp_enter_memory_pressure	vmlinux	EXPORT_SYMBOL_GPL
 0xc1c73d08	dst_init	vmlinux	EXPORT_SYMBOL
 0x09779dd1	skb_add_rx_frag	vmlinux	EXPORT_SYMBOL
-0x2752a1b5	usb_hcd_amd_remote_wakeup_quirk	vmlinux	EXPORT_SYMBOL_GPL
+0x2417dfe0	usb_hcd_amd_remote_wakeup_quirk	vmlinux	EXPORT_SYMBOL_GPL
 0x811dc334	usb_unregister_notify	vmlinux	EXPORT_SYMBOL_GPL
 0x1d92621c	genphy_c45_an_disable_aneg	vmlinux	EXPORT_SYMBOL_GPL
 0x7ea1a2bc	probe_kernel_write	vmlinux	EXPORT_SYMBOL_GPL
@@ -7194,7 +7194,7 @@
 0x72395dc1	xfrm_calg_get_byid	vmlinux	EXPORT_SYMBOL_GPL
 0xf9f24650	mmc_is_req_done	vmlinux	EXPORT_SYMBOL
 0x43bd4880	ir_raw_handler_register	vmlinux	EXPORT_SYMBOL
-0xddfe657d	uhci_check_and_reset_hc	vmlinux	EXPORT_SYMBOL_GPL
+0x6b6dd93c	uhci_check_and_reset_hc	vmlinux	EXPORT_SYMBOL_GPL
 0xf84409ac	usb_hc_died	vmlinux	EXPORT_SYMBOL_GPL
 0xbcee2bf3	bcm_dmaman_probe	vmlinux	EXPORT_SYMBOL
 0x05fb26a6	pci_free_irq	vmlinux	EXPORT_SYMBOL
@@ -13597,7 +13597,7 @@
 0x61fa28df	ipv6_find_hdr	vmlinux	EXPORT_SYMBOL
 0x12d6f720	__dev_forward_skb	vmlinux	EXPORT_SYMBOL_GPL
 0x7ab74067	sdhci_cqe_irq	vmlinux	EXPORT_SYMBOL_GPL
-0xfddf34cf	uhci_reset_hc	vmlinux	EXPORT_SYMBOL_GPL
+0xea7b6303	uhci_reset_hc	vmlinux	EXPORT_SYMBOL_GPL
 0x7abe7a24	tty_port_close_end	vmlinux	EXPORT_SYMBOL
 0xcca00631	pcie_bandwidth_available	vmlinux	EXPORT_SYMBOL
 0x702946da	ucs2_strlen	vmlinux	EXPORT_SYMBOL

git_hash

@@ -1 +1 @@
-43857965e5f526b9df807e543102a11fac1c0bcc
+f16e91dad2af9d57aef477cc1f522040353849f5

modules/4.19.97-v7l+/modules.alias

@@ -362,9 +362,6 @@ alias platform:clk-hifiberry-dachd clk_hifiberry_dachd
 alias i2c:dachd-clk clk_hifiberry_dachd
 alias of:N*T*Chifiberry,dachd-clkC* clk_hifiberry_dachd
 alias of:N*T*Chifiberry,dachd-clk clk_hifiberry_dachd
-alias platform:reg-fixed-voltage fixed
-alias of:N*T*Cregulator-fixedC* fixed
-alias of:N*T*Cregulator-fixed fixed
 alias platform:arizona-ldo1 arizona_ldo1
 alias platform:arizona-micsupp arizona_micsupp
 alias spi:sc16is7xx sc16is7xx

modules/4.19.97-v7l+/modules.builtin

@@ -236,6 +236,7 @@ kernel/drivers/net/usb/usbnet.ko
 kernel/drivers/of/of_mdio.ko
 kernel/drivers/pci/controller/pcie-brcmstb.ko
 kernel/drivers/pci/controller/pcie-brcmstb-bounce.ko
+kernel/drivers/regulator/fixed.ko
 kernel/drivers/regulator/gpio-regulator.ko
 kernel/drivers/scsi/scsi_mod.ko
 kernel/drivers/scsi/scsi_transport_iscsi.ko

modules/4.19.97-v7l+/modules.dep

@@ -140,7 +140,6 @@ kernel/drivers/video/fbdev/rpisense-fb.ko: kernel/drivers/mfd/rpisense-core.ko k
 kernel/drivers/clk/clk-allo-dac.ko:
 kernel/drivers/clk/clk-hifiberry-dacpro.ko:
 kernel/drivers/clk/clk-hifiberry-dachd.ko:
-kernel/drivers/regulator/fixed.ko:
 kernel/drivers/regulator/arizona-ldo1.ko:
 kernel/drivers/regulator/arizona-micsupp.ko: kernel/sound/soc/snd-soc-core.ko kernel/sound/core/snd-compress.ko kernel/sound/core/snd-pcm-dmaengine.ko kernel/sound/core/snd-pcm.ko kernel/sound/core/snd-timer.ko kernel/sound/core/snd.ko
 kernel/drivers/tty/serial/sc16is7xx.ko:

modules/4.19.97-v7l+/modules.order

@@ -140,7 +140,6 @@ kernel/drivers/video/fbdev/rpisense-fb.ko
 kernel/drivers/clk/clk-allo-dac.ko
 kernel/drivers/clk/clk-hifiberry-dacpro.ko
 kernel/drivers/clk/clk-hifiberry-dachd.ko
-kernel/drivers/regulator/fixed.ko
 kernel/drivers/regulator/arizona-ldo1.ko
 kernel/drivers/regulator/arizona-micsupp.ko
 kernel/drivers/tty/serial/sc16is7xx.ko

modules/4.19.97-v8+/modules.alias

@@ -373,9 +373,6 @@ alias platform:clk-hifiberry-dachd clk_hifiberry_dachd
 alias i2c:dachd-clk clk_hifiberry_dachd
 alias of:N*T*Chifiberry,dachd-clkC* clk_hifiberry_dachd
 alias of:N*T*Chifiberry,dachd-clk clk_hifiberry_dachd
-alias platform:reg-fixed-voltage fixed
-alias of:N*T*Cregulator-fixedC* fixed
-alias of:N*T*Cregulator-fixed fixed
 alias platform:arizona-ldo1 arizona_ldo1
 alias platform:arizona-micsupp arizona_micsupp
 alias spi:sc16is7xx sc16is7xx

modules/4.19.97-v8+/modules.builtin

@@ -240,6 +240,7 @@ kernel/drivers/pci/controller/pcie-brcmstb.ko
 kernel/drivers/pci/controller/pcie-brcmstb-bounce64.ko
 kernel/drivers/pps/pps_core.ko
 kernel/drivers/ptp/ptp.ko
+kernel/drivers/regulator/fixed.ko
 kernel/drivers/regulator/gpio-regulator.ko
 kernel/drivers/scsi/scsi_mod.ko
 kernel/drivers/scsi/scsi_transport_iscsi.ko

modules/4.19.97-v8+/modules.dep

@@ -140,7 +140,6 @@ kernel/drivers/video/fbdev/rpisense-fb.ko: kernel/drivers/mfd/rpisense-core.ko k
 kernel/drivers/clk/clk-allo-dac.ko:
 kernel/drivers/clk/clk-hifiberry-dacpro.ko:
 kernel/drivers/clk/clk-hifiberry-dachd.ko:
-kernel/drivers/regulator/fixed.ko:
 kernel/drivers/regulator/arizona-ldo1.ko:
 kernel/drivers/regulator/arizona-micsupp.ko: kernel/sound/soc/snd-soc-core.ko kernel/sound/core/snd-compress.ko kernel/sound/core/snd-pcm-dmaengine.ko kernel/sound/core/snd-pcm.ko kernel/sound/core/snd-timer.ko kernel/sound/core/snd.ko
 kernel/drivers/tty/serial/sc16is7xx.ko:

modules/4.19.97-v8+/modules.order

@@ -140,7 +140,6 @@ kernel/drivers/video/fbdev/rpisense-fb.ko
 kernel/drivers/clk/clk-allo-dac.ko
 kernel/drivers/clk/clk-hifiberry-dacpro.ko
 kernel/drivers/clk/clk-hifiberry-dachd.ko
-kernel/drivers/regulator/fixed.ko
 kernel/drivers/regulator/arizona-ldo1.ko
 kernel/drivers/regulator/arizona-micsupp.ko
 kernel/drivers/tty/serial/sc16is7xx.ko

overlays/README

@@ -109,27 +109,28 @@ Params:
                                 Legal values are 2, 3, 4, 5 and 0, where
                                 0 means never downshift (default 2). Pi3B+ only.
 
-        eth_led0                Set mode of LED0 (usually orange). The legal
-                                values are:
+        eth_led0                Set mode of LED0 - amber on Pi3B+ (default "1"),
+                                green on Pi4 (default "0").
+                                The legal values are:
 
                                 Pi3B+
 
-                                0=link/activity    1=link1000/activity (default)
+                                0=link/activity          1=link1000/activity
                                 2=link100/activity       3=link10/activity
                                 4=link100/1000/activity  5=link10/1000/activity
                                 6=link10/100/activity    14=off    15=on
 
                                 Pi4
 
-                                0=Speed/Activity (default)       1=Speed
-                                2=Speed/Flash activity   3=FDX
+                                0=Speed/Activity         1=Speed
+                                2=Flash activity         3=FDX
                                 4=Off                    5=On
                                 6=Alt                    7=Speed/Flash
                                 8=Link                   9=Activity
 
-        eth_led1                Set mode of LED1 (usually green) (Pi3B+ default
-                                "6", Pi4 default "8"). See eth_led0 for legal
-                                values.
+        eth_led1                Set mode of LED1 - green on Pi3B (default "6"),
+                                amber on Pi4 (default "8"). See eth_led0 for
+                                legal values.
 
         eth_max_speed           Set the maximum speed a link is allowed
                                 to negotiate. Legal values are 10, 100 and
@@ -164,6 +165,13 @@ Params:
         sd_overclock            Clock (in MHz) to use when the MMC framework
                                 requests 50MHz
 
+        sd_poll_once            Looks for a card once after booting. Useful
+                                for network booting scenarios to avoid the
+                                overhead of continuous polling. N.B. Using
+                                this option restricts the system to using a
+                                single card per boot (or none at all).
+                                (default off)
+
         sd_force_pio            Disable DMA support for SD driver (default off)
 
         sd_pio_limit            Number of blocks above which to use DMA for
@@ -906,6 +914,8 @@ Params: 24db_digital_gain       Allow gain to be applied via the PCM512x codec
                                 that does not result in clipping/distortion!)
         slave                   Force DAC+ Pro into slave mode, using Pi as
                                 master for bit clock and frame clock.
+        leds_off                If set to 'true' the onboard indicator LEDs
+                                are switched off at all times.
 
 
 Name:   hifiberry-dacplusadc
@@ -927,6 +937,8 @@ Params: 24db_digital_gain       Allow gain to be applied via the PCM512x codec
                                 that does not result in clipping/distortion!)
         slave                   Force DAC+ Pro into slave mode, using Pi as
                                 master for bit clock and frame clock.
+        leds_off                If set to 'true' the onboard indicator LEDs
+                                are switched off at all times.
 
 
 Name:   hifiberry-dacplusadcpro
@@ -948,6 +960,8 @@ Params: 24db_digital_gain       Allow gain to be applied via the PCM512x codec
                                 that does not result in clipping/distortion!)
         slave                   Force DAC+ADC Pro into slave mode, using Pi as
                                 master for bit clock and frame clock.
+        leds_off                If set to 'true' the onboard indicator LEDs
+                                are switched off at all times.
 
 
 Name:   hifiberry-dacplusdsp