target/linux/brcm2708/patches-4.4/0261-clk-bcm2835-enable-management-of-PCM-clock.patch

   1 From 817850fa2ab1a1b66ac1235b9dfe403d5efc8ac4 Mon Sep 17 00:00:00 2001
   2 From: Martin Sperl <kernel@martin.sperl.org>
   3 Date: Mon, 29 Feb 2016 12:51:43 +0000
   4 Subject: [PATCH] clk: bcm2835: enable management of PCM clock
   5
   6 Enable the PCM clock in the SOC, which is used by the
   7 bcm2835-i2s driver.
   8
   9 Signed-off-by: Martin Sperl <kernel@martin.sperl.org>
  10 Signed-off-by: Eric Anholt <eric@anholt.net>
  11 Reviewed-by: Eric Anholt <eric@anholt.net>
  12 (cherry picked from commit 33b689600f43094a9316a1b582f2286d17bc737b)
  13 ---
  14  drivers/clk/bcm/clk-bcm2835.c       | 7 +++++++
  15  include/dt-bindings/clock/bcm2835.h | 1 +
  16  2 files changed, 8 insertions(+)
  17
  18 --- a/drivers/clk/bcm/clk-bcm2835.c
  19 +++ b/drivers/clk/bcm/clk-bcm2835.c
  20 @@ -1640,6 +1640,13 @@ static const struct bcm2835_clk_desc clk
  21                 .div_reg = CM_HSMDIV,
  22                 .int_bits = 4,
  23                 .frac_bits = 8),
  24 +       [BCM2835_CLOCK_PCM]     = REGISTER_PER_CLK(
  25 +               .name = "pcm",
  26 +               .ctl_reg = CM_PCMCTL,
  27 +               .div_reg = CM_PCMDIV,
  28 +               .int_bits = 12,
  29 +               .frac_bits = 12,
  30 +               .is_mash_clock = true),
  31         [BCM2835_CLOCK_PWM]     = REGISTER_PER_CLK(
  32                 .name = "pwm",
  33                 .ctl_reg = CM_PWMCTL,
  34 --- a/include/dt-bindings/clock/bcm2835.h
  35 +++ b/include/dt-bindings/clock/bcm2835.h
  36 @@ -44,3 +44,4 @@
  37  #define BCM2835_CLOCK_EMMC             28
  38  #define BCM2835_CLOCK_PERI_IMAGE       29
  39  #define BCM2835_CLOCK_PWM              30
  40 +#define BCM2835_CLOCK_PCM              31