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rockchip: enable LAN LED configuration

This enables the LEDs on the LAN interfaces.

Signed-off-by: David Bauer <mail@david-bauer.net>
master
David Bauer 2 years ago
parent
commit
6242ac4735
  1. 74
      target/linux/rockchip/patches-5.4/002-net-usb-r8152-add-LED-configuration-from-OF.patch
  2. 54
      target/linux/rockchip/patches-5.4/003-dt-bindings-net-add-RTL8152-binding-documentation.patch
  3. 28
      target/linux/rockchip/patches-5.4/103-arm64-rockchip-add-OF-node-for-USB-eth-on-NanoPi-R2S.patch

74
target/linux/rockchip/patches-5.4/002-net-usb-r8152-add-LED-configuration-from-OF.patch

@ -0,0 +1,74 @@
From 82985725e071f2a5735052f18e109a32aeac3a0b Mon Sep 17 00:00:00 2001
From: David Bauer <mail@david-bauer.net>
Date: Sun, 26 Jul 2020 02:38:31 +0200
Subject: [PATCH] net: usb: r8152: add LED configuration from OF
This adds the ability to configure the LED configuration register using
OF. This way, the correct value for board specific LED configuration can
be determined.
Signed-off-by: David Bauer <mail@david-bauer.net>
---
drivers/net/usb/r8152.c | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -11,6 +11,7 @@
#include <linux/mii.h>
#include <linux/ethtool.h>
#include <linux/usb.h>
+#include <linux/of.h>
#include <linux/crc32.h>
#include <linux/if_vlan.h>
#include <linux/uaccess.h>
@@ -4363,6 +4364,22 @@ static void rtl_tally_reset(struct r8152
ocp_write_word(tp, MCU_TYPE_PLA, PLA_RSTTALLY, ocp_data);
}
+static int r8152_led_configuration(struct r8152 *tp)
+{
+ u32 led_data;
+ int ret;
+
+ ret = of_property_read_u32(tp->udev->dev.of_node, "realtek,led-data",
+ &led_data);
+
+ if (ret)
+ return ret;
+
+ ocp_write_word(tp, MCU_TYPE_PLA, PLA_LEDSEL, led_data);
+
+ return 0;
+}
+
static void r8152b_init(struct r8152 *tp)
{
u32 ocp_data;
@@ -4404,6 +4421,8 @@ static void r8152b_init(struct r8152 *tp
ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_USB_CTRL);
ocp_data &= ~(RX_AGG_DISABLE | RX_ZERO_EN);
ocp_write_word(tp, MCU_TYPE_USB, USB_USB_CTRL, ocp_data);
+
+ r8152_led_configuration(tp);
}
static void r8153_init(struct r8152 *tp)
@@ -4533,6 +4552,8 @@ static void r8153_init(struct r8152 *tp)
tp->coalesce = COALESCE_SLOW;
break;
}
+
+ r8152_led_configuration(tp);
}
static void r8153b_init(struct r8152 *tp)
@@ -4609,6 +4630,8 @@ static void r8153b_init(struct r8152 *tp
rtl_tally_reset(tp);
tp->coalesce = 15000; /* 15 us */
+
+ r8152_led_configuration(tp);
}
static int rtl8152_pre_reset(struct usb_interface *intf)

54
target/linux/rockchip/patches-5.4/003-dt-bindings-net-add-RTL8152-binding-documentation.patch

@ -0,0 +1,54 @@
From 3ee05f4aa64fc86af3be5bc176ba5808de9260a7 Mon Sep 17 00:00:00 2001
From: David Bauer <mail@david-bauer.net>
Date: Sun, 26 Jul 2020 15:30:33 +0200
Subject: [PATCH] dt-bindings: net: add RTL8152 binding documentation
Add binding documentation for the Realtek RTL8152 / RTL8153 USB ethernet
adapters.
Signed-off-by: David Bauer <mail@david-bauer.net>
---
.../bindings/net/realtek,rtl8152.yaml | 36 +++++++++++++++++++
1 file changed, 36 insertions(+)
create mode 100644 Documentation/devicetree/bindings/net/realtek,rtl8152.yaml
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/realtek,rtl8152.yaml
@@ -0,0 +1,36 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/realtek,rtl8152.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Realtek RTL8152/RTL8153 series USB ethernet
+
+maintainers:
+ - David Bauer <mail@david-bauer.net>
+
+properties:
+ compatible:
+ oneOf:
+ - items:
+ - enum:
+ - realtek,rtl8152
+ - realtek,rtl8153
+
+ reg:
+ description: The device number on the USB bus
+
+ realtek,led-data:
+ description: Value to be written to the LED configuration register.
+
+required:
+ - compatible
+ - reg
+
+examples:
+ - |
+ usb-eth@2 {
+ compatible = "realtek,rtl8153";
+ reg = <2>;
+ realtek,led-data = <0x87>;
+ };
\ No newline at end of file

28
target/linux/rockchip/patches-5.4/103-arm64-rockchip-add-OF-node-for-USB-eth-on-NanoPi-R2S.patch

@ -0,0 +1,28 @@
From 2795c8b31a686bdb8338f9404d18ef7a154f0d75 Mon Sep 17 00:00:00 2001
From: David Bauer <mail@david-bauer.net>
Date: Sun, 26 Jul 2020 13:32:59 +0200
Subject: [PATCH] arm64: rockchip: add OF node for USB eth on NanoPi R2S
This adds the OF node for the USB3 ethernet adapter on the FriendlyARM
NanoPi R2S. Add the correct value for the RTL8153 LED configuration
register to match the blink behavior of the other port on the device.
Signed-off-by: David Bauer <mail@david-bauer.net>
---
arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts | 7 +++++++
1 file changed, 7 insertions(+)
--- a/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts
@@ -354,4 +354,11 @@
&usbdrd_dwc3 {
dr_mode = "host";
status = "okay";
+
+ usb-eth@2 {
+ compatible = "realtek,rtl8153";
+ reg = <2>;
+
+ realtek,led-data = <0x87>;
+ };
};
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