realtek: rtl8231-aux: add RTL931x support

The auxiliary RTL8231 controller driver is missing RTL931x support.
Add it by defining the proper register and matching compatible.

Signed-off-by: Markus Stockhausen <markus.stockhausen@gmx.de>
Link: https://github.com/openwrt/openwrt/pull/19776
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

diff --git a/target/linux/realtek/patches-6.12/723-net-mdio-Add-Realtek-Otto-auxiliary-controller.patch b/target/linux/realtek/patches-6.12/723-net-mdio-Add-Realtek-Otto-auxiliary-controller.patch
index 7315899b3f3b0619058e8aac0f979c67d7f8cf8c..ad11b9075292f3e091f88302826faf8a0a96857b 100644 (file)
--- a/target/linux/realtek/patches-6.12/723-net-mdio-Add-Realtek-Otto-auxiliary-controller.patch
+++ b/target/linux/realtek/patches-6.12/723-net-mdio-Add-Realtek-Otto-auxiliary-controller.patch
@@ -49,7 +49,7 @@ Signed-off-by: Sander Vanheule <sander@svanheule.net>
  obj-$(CONFIG_MDIO_THUNDER)            += mdio-thunder.o
 --- /dev/null
 +++ b/drivers/net/mdio/mdio-realtek-otto-aux.c
-@@ -0,0 +1,175 @@
+@@ -0,0 +1,187 @@
 +// SPDX-License-Identifier: GPL-2.0-or-later
 +
 +#include <linux/mfd/core.h>
@@ -65,6 +65,7 @@ Signed-off-by: Sander Vanheule <sander@svanheule.net>
 +#define RTL8380_EXT_GPIO_INDIRECT_ACCESS      0xA09C
 +#define RTL8390_EXT_GPIO_INDIRECT_ACCESS      0x0224
 +#define RTL9300_EXT_GPIO_INDIRECT_ACCESS      0xC620
++#define RTL9310_EXT_GPIO_INDIRECT_ACCESS      0x07F4
 +
 +#define RTL83XX_AUX_MDIO_DATA_OFFSET          16
 +#define RTL83XX_AUX_MDIO_RCMD_FAIL            0
@@ -106,6 +107,13 @@ Signed-off-by: Sander Vanheule <sander@svanheule.net>
 +      .timeout_us = 19000,
 +};
 +
++static const struct realtek_aux_mdio_info info_rtl931x = {
++      .cmd_reg = RTL9310_EXT_GPIO_INDIRECT_ACCESS,
++      .data_offset = RTL93XX_AUX_MDIO_DATA_OFFSET,
++      .rcmd_fail_mask = RTL93XX_AUX_MDIO_RCMD_FAIL,
++      .timeout_us = 19000,
++};
++
 +struct realtek_aux_mdio_ctrl {
 +      struct device *dev;
 +      struct regmap *map;
@@ -209,6 +217,10 @@ Signed-off-by: Sander Vanheule <sander@svanheule.net>
 +              .compatible = "realtek,rtl9300-aux-mdio",
 +              .data = &info_rtl930x,
 +      },
++      {
++              .compatible = "realtek,rtl9310-aux-mdio",
++              .data = &info_rtl931x,
++      },
 +      { /* sentinel */ }
 +};
 +MODULE_DEVICE_TABLE(of, realtek_aux_mdio_of_match);