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authorOlof Johansson <olof@lixom.net>2013-12-26 10:57:30 -0800
committerOlof Johansson <olof@lixom.net>2013-12-26 10:57:30 -0800
commit34edea7adc4bdf7abe724de552883dfcf39fca61 (patch)
tree19d72a9f2d392b2f0b7fa810b57464e4b41f3c75 /arch/arm/mach-tegra
parent9b20d1c9022493b194a88acac0289ff09fedaf92 (diff)
parent8a0a1af30cbf56b41220a02e34835022c4d72f41 (diff)
downloadlwn-34edea7adc4bdf7abe724de552883dfcf39fca61.tar.gz
lwn-34edea7adc4bdf7abe724de552883dfcf39fca61.zip
Merge branch 'tegra/dma-reset-rework' into next/soc
Bringing in the tegra dma/reset rework as a base for new SoC branches. * tegra/dma-reset-rework: (81 commits) spi: tegra: checking for ERR_PTR instead of NULL ASoC: tegra: update module reset list for Tegra124 clk: tegra: remove bogus PCIE_XCLK clk: tegra: remove legacy reset APIs ARM: tegra: remove legacy DMA entries from DT ARM: tegra: remove legacy clock entries from DT USB: EHCI: tegra: use reset framework Input: tegra-kbc - use reset framework serial: tegra: convert to standard DMA DT bindings serial: tegra: use reset framework spi: tegra: convert to standard DMA DT bindings spi: tegra: use reset framework staging: nvec: use reset framework i2c: tegra: use reset framework ASoC: tegra: convert to standard DMA DT bindings ASoC: tegra: allocate AHUB FIFO during probe() not startup() ASoC: tegra: call pm_runtime APIs around register accesses ASoC: tegra: use reset framework dma: tegra: register as an OF DMA controller dma: tegra: use reset framework ... Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm/mach-tegra')
-rw-r--r--arch/arm/mach-tegra/Kconfig2
-rw-r--r--arch/arm/mach-tegra/powergate.c8
2 files changed, 7 insertions, 3 deletions
diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig
index 09e740f58b27..15c09294effa 100644
--- a/arch/arm/mach-tegra/Kconfig
+++ b/arch/arm/mach-tegra/Kconfig
@@ -14,6 +14,8 @@ config ARCH_TEGRA
select MIGHT_HAVE_CACHE_L2X0
select MIGHT_HAVE_PCI
select PINCTRL
+ select ARCH_HAS_RESET_CONTROLLER
+ select RESET_CONTROLLER
select SOC_BUS
select SPARSE_IRQ
select USB_ARCH_HAS_EHCI if USB_SUPPORT
diff --git a/arch/arm/mach-tegra/powergate.c b/arch/arm/mach-tegra/powergate.c
index 85d28e756bb7..f6f5b54ff95e 100644
--- a/arch/arm/mach-tegra/powergate.c
+++ b/arch/arm/mach-tegra/powergate.c
@@ -25,6 +25,7 @@
#include <linux/export.h>
#include <linux/init.h>
#include <linux/io.h>
+#include <linux/reset.h>
#include <linux/seq_file.h>
#include <linux/spinlock.h>
#include <linux/clk/tegra.h>
@@ -144,11 +145,12 @@ int tegra_powergate_remove_clamping(int id)
}
/* Must be called with clk disabled, and returns with clk enabled */
-int tegra_powergate_sequence_power_up(int id, struct clk *clk)
+int tegra_powergate_sequence_power_up(int id, struct clk *clk,
+ struct reset_control *rst)
{
int ret;
- tegra_periph_reset_assert(clk);
+ reset_control_assert(rst);
ret = tegra_powergate_power_on(id);
if (ret)
@@ -165,7 +167,7 @@ int tegra_powergate_sequence_power_up(int id, struct clk *clk)
goto err_clamp;
udelay(10);
- tegra_periph_reset_deassert(clk);
+ reset_control_deassert(rst);
return 0;