summaryrefslogtreecommitdiff
path: root/drivers/clk/bcm
diff options
context:
space:
mode:
authorMaxime Ripard <maxime@cerno.tech>2020-06-15 11:41:06 +0300
committerStephen Boyd <sboyd@kernel.org>2020-06-20 03:21:18 +0300
commit0d46fafc0364688c54b4a9d21cee0cb2eabf43bd (patch)
tree819385b903ea4f3aae4a8d001fea3aac3d427d56 /drivers/clk/bcm
parentb2683d069bcae4277332243850d07ac24be05ab2 (diff)
downloadlinux-0d46fafc0364688c54b4a9d21cee0cb2eabf43bd.tar.xz
clk: bcm2835: Don't cache the PLLB rate
The PLLB rate will be changed through the firmware clocks drivers and will change behind this drivers' back, so we don't want to cache the rate. Acked-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de> Tested-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de> Signed-off-by: Maxime Ripard <maxime@cerno.tech> Link: https://lore.kernel.org/r/9864daba2f584ed49aee5ed1d2f4d48507c58197.1592210452.git-series.maxime@cerno.tech Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/bcm')
-rw-r--r--drivers/clk/bcm/clk-bcm2835.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c
index b50f00f109bf..027eba31f793 100644
--- a/drivers/clk/bcm/clk-bcm2835.c
+++ b/drivers/clk/bcm/clk-bcm2835.c
@@ -1700,7 +1700,8 @@ static const struct bcm2835_clk_desc clk_desc_array[] = {
.min_rate = 600000000u,
.max_rate = 3000000000u,
- .max_fb_rate = BCM2835_MAX_FB_RATE),
+ .max_fb_rate = BCM2835_MAX_FB_RATE,
+ .flags = CLK_GET_RATE_NOCACHE),
[BCM2835_PLLB_ARM] = REGISTER_PLL_DIV(
SOC_ALL,
.name = "pllb_arm",
@@ -1710,7 +1711,7 @@ static const struct bcm2835_clk_desc clk_desc_array[] = {
.load_mask = CM_PLLB_LOADARM,
.hold_mask = CM_PLLB_HOLDARM,
.fixed_divider = 1,
- .flags = CLK_SET_RATE_PARENT),
+ .flags = CLK_SET_RATE_PARENT | CLK_GET_RATE_NOCACHE),
/*
* PLLC is the core PLL, used to drive the core VPU clock.