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authorLinus Torvalds <torvalds@linux-foundation.org>2016-08-01 18:27:08 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2016-08-01 18:27:08 -0400
commitfbae5cbb43512446ba15a3b90039cb127d22ee95 (patch)
tree29f539576bc46537d7013d0ec0f4c2082dbca278 /arch/arm/mach-omap2/mcbsp.c
parent6f888fe31dfcda4cb25018b0af3f50049fcf0b7f (diff)
parent4756f881ba303e4dada613feeacf44d26c3e35b9 (diff)
Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC platform updates from Olof Johansson: "Improved and new platform support for various SoCs: New SoC support: - Broadcom BCM23550 - Freescale i.MX7Solo - Qualcomm MDM9615 - Renesas r8a7792 Improvements: - convert clps711x to multiplatform - debug uart improvements for Atmel platforms - Tango platform improvements: HOTPLUG_CPU, Suspend-to-ram - OMAP tweaks and improvements to hwmod - OMAP support for kexec on SMP" * tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (109 commits) ARM: davinci: fix build break because of undeclared dm365_evm_snd_data ARM: s3c64xx: smartq: Avoid sparse warnings ARM: sti: Implement dummy L2 cache's write_sec ARM: STi: Update machine _namestr to be more generic. arm: meson: explicitly select clk drivers ARM: tango: add Suspend-to-RAM support ARM: hisi: consolidate the hisilicon machine entries ARM: tango: fix CONFIG_HOTPLUG_CPU=n build MAINTAINERS: Update BCM281XX/BCM11XXX/BCM216XX entry MAINTAINERS: Update BCM63XX entry MAINTAINERS: Add NS2 entry MAINTAINERS: Fix nsp false-positives MAINTAINERS: Change L to M for Broadcom ARM/ARM64 SoC entries ARM: debug: Enable DEBUG_BCM_5301X for Northstar Plus SoCs ARM: clps711x: Switch to MULTIPLATFORM ARM: clps711x: Remove boards support ARM: clps711x: Add basic DT support ARM: clps711x: Reduce static map size ARM: SAMSUNG: Constify iomem address passed to s5p_init_cpu ARM: oxnas: Change OX810SE default driver config ...
Diffstat (limited to 'arch/arm/mach-omap2/mcbsp.c')
-rw-r--r--arch/arm/mach-omap2/mcbsp.c31
1 files changed, 17 insertions, 14 deletions
diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c
index b4ac3af1160c..fc04be74e064 100644
--- a/arch/arm/mach-omap2/mcbsp.c
+++ b/arch/arm/mach-omap2/mcbsp.c
@@ -34,18 +34,24 @@
#include "cm3xxx.h"
#include "cm-regbits-34xx.h"
-static struct clk *mcbsp_iclks[5];
-
-static int omap3_enable_st_clock(unsigned int id, bool enable)
+static int omap3_mcbsp_force_ick_on(struct clk *clk, bool force_on)
{
- /*
- * Sidetone uses McBSP ICLK - which must not idle when sidetones
- * are enabled or sidetones start sounding ugly.
- */
- if (enable)
- return omap2_clk_deny_idle(mcbsp_iclks[id]);
+ if (!clk)
+ return 0;
+
+ if (force_on)
+ return omap2_clk_deny_idle(clk);
else
- return omap2_clk_allow_idle(mcbsp_iclks[id]);
+ return omap2_clk_allow_idle(clk);
+}
+
+void __init omap3_mcbsp_init_pdata_callback(
+ struct omap_mcbsp_platform_data *pdata)
+{
+ if (!pdata)
+ return;
+
+ pdata->force_ick_on = omap3_mcbsp_force_ick_on;
}
static int __init omap_init_mcbsp(struct omap_hwmod *oh, void *unused)
@@ -55,7 +61,6 @@ static int __init omap_init_mcbsp(struct omap_hwmod *oh, void *unused)
struct omap_hwmod *oh_device[2];
struct omap_mcbsp_platform_data *pdata = NULL;
struct platform_device *pdev;
- char clk_name[11];
sscanf(oh->name, "mcbsp%d", &id);
@@ -96,9 +101,7 @@ static int __init omap_init_mcbsp(struct omap_hwmod *oh, void *unused)
if (oh->dev_attr) {
oh_device[1] = omap_hwmod_lookup((
(struct omap_mcbsp_dev_attr *)(oh->dev_attr))->sidetone);
- pdata->enable_st_clock = omap3_enable_st_clock;
- sprintf(clk_name, "mcbsp%d_ick", id);
- mcbsp_iclks[id] = clk_get(NULL, clk_name);
+ pdata->force_ick_on = omap3_mcbsp_force_ick_on;
count++;
}
pdev = omap_device_build_ss(name, id, oh_device, count, pdata,