summaryrefslogtreecommitdiff
path: root/drivers/bus
diff options
context:
space:
mode:
authorArnd Bergmann <arnd@arndb.de>2022-04-21 18:01:06 +0300
committerArnd Bergmann <arnd@arndb.de>2022-04-21 18:01:07 +0300
commit846e24dcae5d5d513408b66f7853a93ab2280735 (patch)
tree4e6dae29aeb257c9ed7de840ea979a4fad1c699c /drivers/bus
parent90f21460e49ad60caabece95cc0ca14d9d6d099d (diff)
parent46ff3df87215ff42c0cd2c4bdb7d74540384a69c (diff)
downloadlinux-846e24dcae5d5d513408b66f7853a93ab2280735.tar.xz
Merge tag 'omap-for-v5.18/fixes-take2' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into arm/fixes
Fixes for omaps Few regression fixes for omap variants. These mostly fix issues related to warnings added for system suspend, and some devicetree issues: - Make ti-sysc driver quirks for gpt12 timer omap3 specific to fix timer clock disabling for am335x system suspend - Fix new system suspend warning for dra7 vpe caused by trying to use register bits not wired for vpe - Fix mmc boot order for omap3-gta04 that has no mmc2 or 3 wired - Add missing touchscreen properties for am3 - Fix pin muxing for logicpd-som-lv and am3517-evm to not depend on earlier bootloader versions - Fix refcount leak for omap_gic_of_init * tag 'omap-for-v5.18/fixes-take2' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap: ARM: dts: logicpd-som-lv: Fix wrong pinmuxing on OMAP35 ARM: dts: am3517-evm: Fix misc pinmuxing ARM: dts: am33xx-l4: Add missing touchscreen clock properties ARM: dts: Fix mmc order for omap3-gta04 ARM: dts: dra7: Fix suspend warning for vpe powerdomain bus: ti-sysc: Make omap3 gpt12 quirk handling SoC specific ARM: OMAP2+: Fix refcount leak in omap_gic_of_init iommu/omap: Fix regression in probe for NULL pointer dereference Link: https://lore.kernel.org/r/pull-1650543308-836725@atomide.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/bus')
-rw-r--r--drivers/bus/ti-sysc.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c
index 54c0ee6dda30..7a1b1f9e4933 100644
--- a/drivers/bus/ti-sysc.c
+++ b/drivers/bus/ti-sysc.c
@@ -3232,13 +3232,27 @@ static int sysc_check_disabled_devices(struct sysc *ddata)
*/
static int sysc_check_active_timer(struct sysc *ddata)
{
+ int error;
+
if (ddata->cap->type != TI_SYSC_OMAP2_TIMER &&
ddata->cap->type != TI_SYSC_OMAP4_TIMER)
return 0;
+ /*
+ * Quirk for omap3 beagleboard revision A to B4 to use gpt12.
+ * Revision C and later are fixed with commit 23885389dbbb ("ARM:
+ * dts: Fix timer regression for beagleboard revision c"). This all
+ * can be dropped if we stop supporting old beagleboard revisions
+ * A to B4 at some point.
+ */
+ if (sysc_soc->soc == SOC_3430)
+ error = -ENXIO;
+ else
+ error = -EBUSY;
+
if ((ddata->cfg.quirks & SYSC_QUIRK_NO_RESET_ON_INIT) &&
(ddata->cfg.quirks & SYSC_QUIRK_NO_IDLE))
- return -ENXIO;
+ return error;
return 0;
}