target/linux/bcm27xx/patches-5.4/950-0355-clk-bcm2835-Disable-v3d-clock.patch

   1 From 6c37f43308f29a59bc67d4ed010f8fbbf076ec79 Mon Sep 17 00:00:00 2001
   2 From: popcornmix <popcornmix@gmail.com>
   3 Date: Tue, 3 Sep 2019 20:28:00 +0100
   4 Subject: [PATCH] clk-bcm2835: Disable v3d clock
   5
   6 This is controlled by firmware, see clk-raspberrypi.c
   7
   8 Signed-off-by: popcornmix <popcornmix@gmail.com>
   9 ---
  10  drivers/clk/bcm/clk-bcm2835.c | 30 ++++++++++++------------------
  11  1 file changed, 12 insertions(+), 18 deletions(-)
  12
  13 --- a/drivers/clk/bcm/clk-bcm2835.c
  14 +++ b/drivers/clk/bcm/clk-bcm2835.c
  15 @@ -1716,16 +1716,12 @@ static const struct bcm2835_clk_desc clk
  16                 .hold_mask = CM_PLLA_HOLDCORE,
  17                 .fixed_divider = 1,
  18                 .flags = CLK_SET_RATE_PARENT),
  19 -       [BCM2835_PLLA_PER]      = REGISTER_PLL_DIV(
  20 -               SOC_ALL,
  21 -               .name = "plla_per",
  22 -               .source_pll = "plla",
  23 -               .cm_reg = CM_PLLA,
  24 -               .a2w_reg = A2W_PLLA_PER,
  25 -               .load_mask = CM_PLLA_LOADPER,
  26 -               .hold_mask = CM_PLLA_HOLDPER,
  27 -               .fixed_divider = 1,
  28 -               .flags = CLK_SET_RATE_PARENT),
  29 +
  30 +       /*
  31 +        * PLLA_PER is used for gpu clocks. Controlled by firmware, see
  32 +        * clk-raspberrypi.c.
  33 +        */
  34 +
  35         [BCM2835_PLLA_DSI0]     = REGISTER_PLL_DIV(
  36                 SOC_ALL,
  37                 .name = "plla_dsi0",
  38 @@ -2003,14 +1999,12 @@ static const struct bcm2835_clk_desc clk
  39                 .int_bits = 6,
  40                 .frac_bits = 0,
  41                 .tcnt_mux = 3),
  42 -       [BCM2835_CLOCK_V3D]     = REGISTER_VPU_CLK(
  43 -               SOC_ALL,
  44 -               .name = "v3d",
  45 -               .ctl_reg = CM_V3DCTL,
  46 -               .div_reg = CM_V3DDIV,
  47 -               .int_bits = 4,
  48 -               .frac_bits = 8,
  49 -               .tcnt_mux = 4),
  50 +
  51 +       /*
  52 +        * CLOCK_V3D is used for v3d clock. Controlled by firmware, see
  53 +        * clk-raspberrypi.c.
  54 +        */
  55 +
  56         /*
  57          * VPU clock.  This doesn't have an enable bit, since it drives
  58          * the bus for everything else, and is special so it doesn't need