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| author |   Manish Narani <manish.narani@xilinx.com> | 2020-01-21 15:51:33 +0530 |
|---|---|---|
| committer |   Ulf Hansson <ulf.hansson@linaro.org> | 2020-03-24 14:35:38 +0100 |
| commit | 0dc64c2b9496ae720809554070ff1ef5b38cbb91 (patch) | |
| tree | 234c4c1fda379954c66a1387afbd7fbce345d3ba /include/linux/firmware | |
| parent | firmware: xilinx: Add ZynqMP Tap Delay setup ioctl to the valid list (diff) | |
| download | wireguard-linux-0dc64c2b9496ae720809554070ff1ef5b38cbb91.tar.xz wireguard-linux-0dc64c2b9496ae720809554070ff1ef5b38cbb91.zip | |
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 'include/linux/firmware')
| -rw-r--r-- | include/linux/firmware/xlnx-zynqmp.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h index 2cd12ebd6826..c8c42214e7fb 100644 --- a/include/linux/firmware/xlnx-zynqmp.h +++ b/include/linux/firmware/xlnx-zynqmp.h @@ -100,7 +100,8 @@ enum pm_ret_status { }; enum pm_ioctl_id { - IOCTL_SET_SD_TAPDELAY = 7, + IOCTL_SD_DLL_RESET = 6, + IOCTL_SET_SD_TAPDELAY, IOCTL_SET_PLL_FRAC_MODE, IOCTL_GET_PLL_FRAC_MODE, IOCTL_SET_PLL_FRAC_DATA, @@ -271,6 +272,12 @@ enum tap_delay_type { PM_TAPDELAY_OUTPUT, }; +enum dll_reset_type { + PM_DLL_RESET_ASSERT, + PM_DLL_RESET_RELEASE, + PM_DLL_RESET_PULSE, +}; + /** * struct zynqmp_pm_query_data - PM query data * @qid: query ID |