2016-07-07 07:22:07 +00:00
|
|
|
From be05b91c313b122b4b1cb92bea7582b92eff3950 Mon Sep 17 00:00:00 2001
|
2016-04-24 11:03:39 +00:00
|
|
|
From: Martin Sperl <kernel@martin.sperl.org>
|
|
|
|
|
Date: Mon, 29 Feb 2016 12:51:43 +0000
|
2016-07-07 07:22:07 +00:00
|
|
|
Subject: [PATCH 261/423] clk: bcm2835: enable management of PCM clock
|
2016-04-24 11:03:39 +00:00
|
|
|
|
|
|
|
|
Enable the PCM clock in the SOC, which is used by the
|
|
|
|
|
bcm2835-i2s driver.
|
|
|
|
|
|
|
|
|
|
Signed-off-by: Martin Sperl <kernel@martin.sperl.org>
|
|
|
|
|
Signed-off-by: Eric Anholt <eric@anholt.net>
|
|
|
|
|
Reviewed-by: Eric Anholt <eric@anholt.net>
|
|
|
|
|
(cherry picked from commit 33b689600f43094a9316a1b582f2286d17bc737b)
|
|
|
|
|
---
|
|
|
|
|
drivers/clk/bcm/clk-bcm2835.c | 7 +++++++
|
|
|
|
|
include/dt-bindings/clock/bcm2835.h | 1 +
|
|
|
|
|
2 files changed, 8 insertions(+)
|
|
|
|
|
|
|
|
|
|
--- a/drivers/clk/bcm/clk-bcm2835.c
|
|
|
|
|
+++ b/drivers/clk/bcm/clk-bcm2835.c
|
2016-06-12 09:49:46 +00:00
|
|
|
@@ -1638,6 +1638,13 @@ static const struct bcm2835_clk_desc clk
|
2016-04-24 11:03:39 +00:00
|
|
|
.div_reg = CM_HSMDIV,
|
|
|
|
|
.int_bits = 4,
|
|
|
|
|
.frac_bits = 8),
|
|
|
|
|
+ [BCM2835_CLOCK_PCM] = REGISTER_PER_CLK(
|
|
|
|
|
+ .name = "pcm",
|
|
|
|
|
+ .ctl_reg = CM_PCMCTL,
|
|
|
|
|
+ .div_reg = CM_PCMDIV,
|
|
|
|
|
+ .int_bits = 12,
|
|
|
|
|
+ .frac_bits = 12,
|
|
|
|
|
+ .is_mash_clock = true),
|
|
|
|
|
[BCM2835_CLOCK_PWM] = REGISTER_PER_CLK(
|
|
|
|
|
.name = "pwm",
|
|
|
|
|
.ctl_reg = CM_PWMCTL,
|
|
|
|
|
--- a/include/dt-bindings/clock/bcm2835.h
|
|
|
|
|
+++ b/include/dt-bindings/clock/bcm2835.h
|
|
|
|
|
@@ -44,3 +44,4 @@
|
|
|
|
|
#define BCM2835_CLOCK_EMMC 28
|
|
|
|
|
#define BCM2835_CLOCK_PERI_IMAGE 29
|
|
|
|
|
#define BCM2835_CLOCK_PWM 30
|
|
|
|
|
+#define BCM2835_CLOCK_PCM 31
|
