From: Rajan Vaja <rajan.vaja@xxxxxxxxxx>
Add support for QSPI ioctl functions and enums.
Signed-off-by: Rajan Vaja <rajan.vaja@xxxxxxxxxx>
Signed-off-by: Michal Simek <michal.simek@xxxxxxx>
Signed-off-by: Amit Kumar Mahapatra <amit.kumar-mahapatra@xxxxxxx>
---
drivers/firmware/xilinx/zynqmp.c | 7 +++++++
include/linux/firmware/xlnx-zynqmp.h | 19 +++++++++++++++++++
2 files changed, 26 insertions(+)
diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c
index d1f652802181..5d709faf9fe2 100644
--- a/drivers/firmware/xilinx/zynqmp.c
+++ b/drivers/firmware/xilinx/zynqmp.c
@@ -843,6 +843,13 @@ int zynqmp_pm_read_pggs(u32 index, u32 *value)
}
EXPORT_SYMBOL_GPL(zynqmp_pm_read_pggs);
+int zynqmp_pm_set_tapdelay_bypass(u32 index, u32 value)
+{
+ return zynqmp_pm_invoke_fn(PM_IOCTL, 0, IOCTL_SET_TAPDELAY_BYPASS,
+ index, value, NULL);
+}
+EXPORT_SYMBOL_GPL(zynqmp_pm_set_tapdelay_bypass);
+
/**
* zynqmp_pm_set_boot_health_status() - PM API for setting healthy boot status
* @value: Status value to be written
diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h
index 9f50dacbf7d6..0a84b04af26e 100644
--- a/include/linux/firmware/xlnx-zynqmp.h
+++ b/include/linux/firmware/xlnx-zynqmp.h
@@ -135,6 +135,7 @@ enum pm_ret_status {
};
enum pm_ioctl_id {
+ IOCTL_SET_TAPDELAY_BYPASS = 4,
IOCTL_SD_DLL_RESET = 6,
IOCTL_SET_SD_TAPDELAY = 7,
IOCTL_SET_PLL_FRAC_MODE = 8,
@@ -386,6 +387,18 @@ enum zynqmp_pm_shutdown_subtype {
ZYNQMP_PM_SHUTDOWN_SUBTYPE_SYSTEM = 2,
};
+enum tap_delay_signal_type {
+ PM_TAPDELAY_NAND_DQS_IN = 0,
+ PM_TAPDELAY_NAND_DQS_OUT = 1,
+ PM_TAPDELAY_QSPI = 2,
+ PM_TAPDELAY_MAX = 3,
+};
+
+enum tap_delay_bypass_ctrl {
+ PM_TAPDELAY_BYPASS_DISABLE = 0,
+ PM_TAPDELAY_BYPASS_ENABLE = 1,
+};
+
enum ospi_mux_select_type {
PM_OSPI_MUX_SEL_DMA = 0,
PM_OSPI_MUX_SEL_LINEAR = 1,
@@ -457,6 +470,7 @@ int zynqmp_pm_write_ggs(u32 index, u32 value);
int zynqmp_pm_read_ggs(u32 index, u32 *value);
int zynqmp_pm_write_pggs(u32 index, u32 value);
int zynqmp_pm_read_pggs(u32 index, u32 *value);
+int zynqmp_pm_set_tapdelay_bypass(u32 index, u32 value);
int zynqmp_pm_system_shutdown(const u32 type, const u32 subtype);
int zynqmp_pm_set_boot_health_status(u32 value);
int zynqmp_pm_pinctrl_request(const u32 pin);
@@ -666,6 +680,11 @@ static inline int zynqmp_pm_read_pggs(u32 index, u32 *value)
return -ENODEV;
}
+static inline int zynqmp_pm_set_tapdelay_bypass(u32 index, u32 value)
+{
+ return -ENODEV;
+}
+
static inline int zynqmp_pm_system_shutdown(const u32 type, const u32 subtype)
{
return -ENODEV;
--
2.17.1
