package/boot/uboot-mediatek/patches/000-mtk-06-pinctrl-mt7629-add-jtag-function-and-pin-group.patch

   1 From 1c6d07abf7fc79bf3950dc9ac56e3b566c334d3d Mon Sep 17 00:00:00 2001
   2 From: Weijie Gao <weijie.gao@mediatek.com>
   3 Date: Wed, 13 Jan 2021 16:29:23 +0800
   4 Subject: [PATCH 06/21] pinctrl: mt7629: add jtag function and pin group
   5
   6 The EPHY LEDs of mt7629 can be used as JTAG. This patch adds the jtag pin
   7 group to the pinctrl driver.
   8
   9 Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
  10 ---
  11  drivers/pinctrl/mediatek/pinctrl-mt7629.c | 7 +++++++
  12  1 file changed, 7 insertions(+)
  13
  14 --- a/drivers/pinctrl/mediatek/pinctrl-mt7629.c
  15 +++ b/drivers/pinctrl/mediatek/pinctrl-mt7629.c
  16 @@ -201,6 +201,10 @@ static int mt7629_wf2g_led_funcs[] = { 1
  17  static int mt7629_wf5g_led_pins[] = { 18, };
  18  static int mt7629_wf5g_led_funcs[] = { 1, };
  19
  20 +/* LED for EPHY used as JTAG */
  21 +static int mt7629_ephy_leds_jtag_pins[] = { 12, 13, 14, 15, 16, };
  22 +static int mt7629_ephy_leds_jtag_funcs[] = { 7, 7, 7, 7, 7, };
  23 +
  24  /* Watchdog */
  25  static int mt7629_watchdog_pins[] = { 11, };
  26  static int mt7629_watchdog_funcs[] = { 1, };
  27 @@ -297,6 +301,7 @@ static const struct mtk_group_desc mt762
  28         PINCTRL_PIN_GROUP("ephy_led2", mt7629_ephy_led2),
  29         PINCTRL_PIN_GROUP("ephy_led3", mt7629_ephy_led3),
  30         PINCTRL_PIN_GROUP("ephy_led4", mt7629_ephy_led4),
  31 +       PINCTRL_PIN_GROUP("ephy_leds_jtag", mt7629_ephy_leds_jtag),
  32         PINCTRL_PIN_GROUP("wf2g_led", mt7629_wf2g_led),
  33         PINCTRL_PIN_GROUP("wf5g_led", mt7629_wf5g_led),
  34         PINCTRL_PIN_GROUP("watchdog", mt7629_watchdog),
  35 @@ -364,6 +369,7 @@ static const char *const mt7629_uart_gro
  36  static const char *const mt7629_wdt_groups[] = { "watchdog", };
  37  static const char *const mt7629_wifi_groups[] = { "wf0_5g", "wf0_2g", };
  38  static const char *const mt7629_flash_groups[] = { "snfi", "spi_nor" };
  39 +static const char *const mt7629_jtag_groups[] = { "ephy_leds_jtag" };
  40
  41  static const struct mtk_function_desc mt7629_functions[] = {
  42         {"eth", mt7629_ethernet_groups, ARRAY_SIZE(mt7629_ethernet_groups)},
  43 @@ -376,6 +382,7 @@ static const struct mtk_function_desc mt
  44         {"watchdog", mt7629_wdt_groups, ARRAY_SIZE(mt7629_wdt_groups)},
  45         {"wifi", mt7629_wifi_groups, ARRAY_SIZE(mt7629_wifi_groups)},
  46         {"flash", mt7629_flash_groups, ARRAY_SIZE(mt7629_flash_groups)},
  47 +       {"jtag", mt7629_jtag_groups, ARRAY_SIZE(mt7629_jtag_groups)},
  48  };
  49
  50  static struct mtk_pinctrl_soc mt7629_data = {