diff mbox series

[06/14] ARM: OMAP2+: Configure sdma capabilities directly

Message ID 20191217001925.44558-7-tony@atomide.com (mailing list archive)
State New, archived
Headers show
Series Remove legacy sdma code for dt booting omaps | expand

Commit Message

Tony Lindgren Dec. 17, 2019, 12:19 a.m. UTC 
Only earlier SoCs need to be checked for this, all SoCs starting with
omap3630 have CCDN register. This way we get closer to removing the need
to ioremap sdma registers in the platform code.

Cc: Aaro Koskinen <aaro.koskinen@iki.fi>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Peter Ujfalusi <peter.ujfalusi@ti.com>
Cc: Russell King <rmk+kernel@armlinux.org.uk>
Cc: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
---
 arch/arm/mach-omap2/dma.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/arch/arm/mach-omap2/dma.c b/arch/arm/mach-omap2/dma.c
--- a/arch/arm/mach-omap2/dma.c
+++ b/arch/arm/mach-omap2/dma.c
@@ -273,10 +273,10 @@  static int __init omap2_system_dma_init_dev(struct omap_hwmod *oh, void *unused)
 		d->dev_caps |= HS_CHANNELS_RESERVED;
 
 	/* Check the capabilities register for descriptor loading feature */
-	if (dma_read(CAPS_0, 0) & DMA_HAS_DESCRIPTOR_CAPS)
-		dma_common_ch_end = CCDN;
-	else
+	if (soc_is_omap24xx() || soc_is_omap34xx() || soc_is_am35xx())
 		dma_common_ch_end = CCFN;
+	else
+		dma_common_ch_end = CCDN;
 
 	return 0;
 }