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[RFC,v2,2/4] firmware: xilinx: Add macros and API for SD tap delays

Message ID 1537435845-6682-3-git-send-email-manish.narani@xilinx.com (mailing list archive)
State New, archived
Headers show
Series Add support for SD Tap Delay setting for ZynqMP | expand

Commit Message

Manish Narani Sept. 20, 2018, 9:30 a.m. UTC 
Add ZynqMP firmware SD tap delay macros and API for setting tap values.

Signed-off-by: Manish Narani <manish.narani@xilinx.com>
---
 include/linux/firmware/xlnx-zynqmp.h | 29 ++++++++++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)
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Patch

diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h
index 743687b..40feebc 100644
--- a/include/linux/firmware/xlnx-zynqmp.h
+++ b/include/linux/firmware/xlnx-zynqmp.h
@@ -22,6 +22,27 @@ 
 #define ZYNQMP_TZ_VERSION_MAJOR	1
 #define ZYNQMP_TZ_VERSION_MINOR	0
 
+#define ZYNQMP_ITAPDLYSEL_SD_HSD	0x15
+#define ZYNQMP_ITAPDLYSEL_SDR25		0x15
+#define ZYNQMP_ITAPDLYSEL_SDR50		0x0
+#define ZYNQMP_ITAPDLYSEL_SDR104_B2	0x0
+#define ZYNQMP_ITAPDLYSEL_SDR104_B0	0x0
+#define ZYNQMP_ITAPDLYSEL_MMC_HSD	0x15
+#define ZYNQMP_ITAPDLYSEL_SD_DDR50	0x3D
+#define ZYNQMP_ITAPDLYSEL_MMC_DDR52	0x12
+#define ZYNQMP_ITAPDLYSEL_MMC_HS200_B2	0x0
+#define ZYNQMP_ITAPDLYSEL_MMC_HS200_B0	0x0
+#define ZYNQMP_OTAPDLYSEL_SD_HSD	0x05
+#define ZYNQMP_OTAPDLYSEL_SDR25		0x05
+#define ZYNQMP_OTAPDLYSEL_SDR50		0x03
+#define ZYNQMP_OTAPDLYSEL_SDR104_B0	0x03
+#define ZYNQMP_OTAPDLYSEL_SDR104_B2	0x02
+#define ZYNQMP_OTAPDLYSEL_MMC_HSD	0x06
+#define ZYNQMP_OTAPDLYSEL_SD_DDR50	0x04
+#define ZYNQMP_OTAPDLYSEL_MMC_DDR52	0x06
+#define ZYNQMP_OTAPDLYSEL_MMC_HS200_B0	0x03
+#define ZYNQMP_OTAPDLYSEL_MMC_HS200_B2	0x02
+
 #define ZYNQMP_TZ_VERSION	((ZYNQMP_TZ_VERSION_MAJOR << 16) | \
 					ZYNQMP_TZ_VERSION_MINOR)
 
@@ -65,12 +86,18 @@  enum pm_node_id {
 
 enum pm_ioctl_id {
 	IOCTL_SD_DLL_RESET = 6,
-	IOCTL_SET_PLL_FRAC_MODE = 8,
+	IOCTL_SET_SD_TAPDELAY,
+	IOCTL_SET_PLL_FRAC_MODE,
 	IOCTL_GET_PLL_FRAC_MODE,
 	IOCTL_SET_PLL_FRAC_DATA,
 	IOCTL_GET_PLL_FRAC_DATA,
 };
 
+enum tap_delay_type {
+	PM_TAPDELAY_INPUT,
+	PM_TAPDELAY_OUTPUT,
+};
+
 enum dll_reset_type {
 	PM_DLL_RESET_ASSERT,
 	PM_DLL_RESET_RELEASE,