git.openwrt.org Git - openwrt/openwrt.git/blob

   1 From 4bbb3598b81eaa329df9c03d9a0cd4d1c70e73a4 Mon Sep 17 00:00:00 2001
   2 From: Mason Chang <mason-cw.chang@mediatek.com>
   3 Date: Mon, 26 May 2025 18:26:57 +0800
   4 Subject: [PATCH 1/3] thermal/drivers/mediatek/lvts_thermal: Change lvts
   5  commands array to static const
   6
   7 Change the LVTS commands array to static const in preparation for
   8 adding different commands.
   9
  10 Signed-off-by: Mason Chang <mason-cw.chang@mediatek.com>
  11 Link: https://lore.kernel.org/r/20250526102659.30225-2-mason-cw.chang@mediatek.com
  12 Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
  13 (cherry picked from commit c5d5a72c01f7faabe7cc0fd63942c18372101daf)
  14 ---
  15  drivers/thermal/mediatek/lvts_thermal.c | 29 +++++++++++++------------
  16  1 file changed, 15 insertions(+), 14 deletions(-)
  17
  18 --- a/drivers/thermal/mediatek/lvts_thermal.c
  19 +++ b/drivers/thermal/mediatek/lvts_thermal.c
  20 @@ -92,6 +92,17 @@
  21
  22  #define LVTS_MINIMUM_THRESHOLD         20000
  23
  24 +static const u32 default_conn_cmds[] = { 0xC103FFFF, 0xC502FF55 };
  25 +/*
  26 + * Write device mask: 0xC1030000
  27 + */
  28 +static const u32 default_init_cmds[] = {
  29 +       0xC1030E01, 0xC1030CFC, 0xC1030A8C, 0xC103098D, 0xC10308F1,
  30 +       0xC10307A6, 0xC10306B8, 0xC1030500, 0xC1030420, 0xC1030300,
  31 +       0xC1030030, 0xC10300F6, 0xC1030050, 0xC1030060, 0xC10300AC,
  32 +       0xC10300FC, 0xC103009D, 0xC10300F1, 0xC10300E1
  33 +};
  34 +
  35  static int golden_temp = LVTS_GOLDEN_TEMP_DEFAULT;
  36  static int golden_temp_offset;
  37
  38 @@ -880,7 +891,7 @@ static void lvts_ctrl_monitor_enable(str
  39   * each write in the configuration register must be separated by a
  40   * delay of 2 us.
  41   */
  42 -static void lvts_write_config(struct lvts_ctrl *lvts_ctrl, u32 *cmds, int nr_cmds)
  43 +static void lvts_write_config(struct lvts_ctrl *lvts_ctrl, const u32 *cmds, int nr_cmds)
  44  {
  45         int i;
  46
  47 @@ -963,9 +974,9 @@ static int lvts_ctrl_set_enable(struct l
  48
  49  static int lvts_ctrl_connect(struct device *dev, struct lvts_ctrl *lvts_ctrl)
  50  {
  51 -       u32 id, cmds[] = { 0xC103FFFF, 0xC502FF55 };
  52 +       u32 id;
  53
  54 -       lvts_write_config(lvts_ctrl, cmds, ARRAY_SIZE(cmds));
  55 +       lvts_write_config(lvts_ctrl, default_conn_cmds, ARRAY_SIZE(default_conn_cmds));
  56
  57         /*
  58          * LVTS_ID : Get ID and status of the thermal controller
  59 @@ -984,17 +995,7 @@ static int lvts_ctrl_connect(struct devi
  60
  61  static int lvts_ctrl_initialize(struct device *dev, struct lvts_ctrl *lvts_ctrl)
  62  {
  63 -       /*
  64 -        * Write device mask: 0xC1030000
  65 -        */
  66 -       u32 cmds[] = {
  67 -               0xC1030E01, 0xC1030CFC, 0xC1030A8C, 0xC103098D, 0xC10308F1,
  68 -               0xC10307A6, 0xC10306B8, 0xC1030500, 0xC1030420, 0xC1030300,
  69 -               0xC1030030, 0xC10300F6, 0xC1030050, 0xC1030060, 0xC10300AC,
  70 -               0xC10300FC, 0xC103009D, 0xC10300F1, 0xC10300E1
  71 -       };
  72 -
  73 -       lvts_write_config(lvts_ctrl, cmds, ARRAY_SIZE(cmds));
  74 +       lvts_write_config(lvts_ctrl, default_init_cmds, ARRAY_SIZE(default_init_cmds));
  75
  76         return 0;
  77  }