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authorManish Narani <manish.narani@xilinx.com>2020-01-21 15:51:33 +0530
committerUlf Hansson <ulf.hansson@linaro.org>2020-03-24 14:35:38 +0100
commit0dc64c2b9496ae720809554070ff1ef5b38cbb91 (patch)
tree234c4c1fda379954c66a1387afbd7fbce345d3ba /drivers
parent93660d837fd9ea2f667cc16d41e1c10c51ce68bd (diff)
firmware: xilinx: Add DLL reset support
SD DLL resets are required for some of the operations on ZynqMP platform. Add DLL reset support in ZynqMP firmware driver for SD DLL reset. Signed-off-by: Manish Narani <manish.narani@xilinx.com> Acked-by: Michal Simek <michal.simek@xilinx.com> Link: https://lore.kernel.org/r/1579602095-30060-3-git-send-email-manish.narani@xilinx.com Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/firmware/xilinx/zynqmp.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c
index a809f21c7273..f8b03dcfd2f7 100644
--- a/drivers/firmware/xilinx/zynqmp.c
+++ b/drivers/firmware/xilinx/zynqmp.c
@@ -512,6 +512,7 @@ static int zynqmp_pm_clock_getparent(u32 clock_id, u32 *parent_id)
static inline int zynqmp_is_valid_ioctl(u32 ioctl_id)
{
switch (ioctl_id) {
+ case IOCTL_SD_DLL_RESET:
case IOCTL_SET_SD_TAPDELAY:
case IOCTL_SET_PLL_FRAC_MODE:
case IOCTL_GET_PLL_FRAC_MODE: