xilinx: zynqmp: Merge device lists

Merge the svd / xck devices into to the common zynqmp device list.

Signed-off-by: Stefan Herbrechtsmeier <stefan.herbrechtsmeier@weidmueller.com>
Link: https://lore.kernel.org/r/20220620163650.18756-6-stefan.herbrechtsmeier-oss@weidmueller.com
Signed-off-by: Michal Simek <michal.simek@amd.com>

diff --git a/board/xilinx/zynqmp/zynqmp.c b/board/xilinx/zynqmp/zynqmp.c
index 56bb01335d6a9ee09700e6514ddc2a128a38f55f..1f18fb3473cf68e1f9de8e4992770d6e740cd92a 100644 (file)
--- a/board/xilinx/zynqmp/zynqmp.c
+++ b/board/xilinx/zynqmp/zynqmp.c
@@ -65,11 +65,13 @@ enum {
        ZYNQMP_VARIANT_DR = BIT(3U),
 };
 
-static const struct {
+struct zynqmp_device {
        u32 id;
        u8 device;
        u8 variants;
-} zynqmp_devices[] = {
+};
+
+static const struct zynqmp_device zynqmp_devices[] = {
        {
                .id = 0x04688093,
                .device = 1,
@@ -198,37 +200,33 @@ static const struct {
                .device = 67,
                .variants = ZYNQMP_VARIANT_DR,
        },
-};
-
-static const struct {
-       u32 id;
-       char *name;
-} zynqmp_svd_devices[] = {
        {
                .id = 0x04714093,
-               .name = "xck24"
+               .device = 24,
+               .variants = 0,
        },
        {
                .id = 0x04724093,
-               .name = "xck26",
+               .device = 26,
+               .variants = 0,
        },
 };
 
-static char *zynqmp_detect_svd_name(u32 idcode)
+static const struct zynqmp_device *zynqmp_get_device(u32 idcode)
 {
-       u32 i;
+       idcode &= IDCODE_DEV_TYPE_MASK;
 
-       for (i = 0; i < ARRAY_SIZE(zynqmp_svd_devices); i++) {
-               if (zynqmp_svd_devices[i].id == (idcode & IDCODE_DEV_TYPE_MASK))
-                       return zynqmp_svd_devices[i].name;
+       for (int i = 0; i < ARRAY_SIZE(zynqmp_devices); i++) {
+               if (zynqmp_devices[i].id == idcode)
+                       return &zynqmp_devices[i];
        }
 
-       return "unknown";
+       return NULL;
 }
 
 static char *zynqmp_get_silicon_idcode_name(void)
 {
-       u32 i;
+       const struct zynqmp_device *device;
        u32 idcode, idcode2;
        char name[ZYNQMP_VERSION_SIZE];
        u32 ret_payload[PAYLOAD_ARG_CNT];
@@ -254,21 +252,17 @@ static char *zynqmp_get_silicon_idcode_name(void)
        debug("%s, IDCODE: 0x%0x, IDCODE2: 0x%0x\r\n", __func__, idcode,
              idcode2);
 
-       for (i = 0; i < ARRAY_SIZE(zynqmp_devices); i++) {
-               if (zynqmp_devices[i].id == (idcode & IDCODE_DEV_TYPE_MASK))
-                       break;
-       }
-
-       if (i >= ARRAY_SIZE(zynqmp_devices))
-               return zynqmp_detect_svd_name(idcode);
+       device = zynqmp_get_device(idcode);
+       if (!device)
+               return "unknown";
 
        /* Add device prefix to the name */
-       ret = snprintf(name, ZYNQMP_VERSION_SIZE, "zu%d",
-                      zynqmp_devices[i].device);
+       ret = snprintf(name, ZYNQMP_VERSION_SIZE, "%s%d",
+                      device->variants ? "zu" : "xck", device->device);
        if (ret < 0)
                return "unknown";
 
-       if (zynqmp_devices[i].variants & ZYNQMP_VARIANT_EV) {
+       if (device->variants & ZYNQMP_VARIANT_EV) {
                /* Devices with EV variant might be EG/CG/EV family */
                if (idcode2 & IDCODE2_PL_INIT_MASK) {
                        u32 family = ((idcode2 & EFUSE_VCU_DIS_MASK) >>
@@ -304,13 +298,13 @@ static char *zynqmp_get_silicon_idcode_name(void)
                        strlcat(name, (idcode2 & EFUSE_GPU_DIS_MASK) ? "cg" :
                                "e", sizeof(name));
                }
-       } else if (zynqmp_devices[i].variants & ZYNQMP_VARIANT_CG) {
+       } else if (device->variants & ZYNQMP_VARIANT_CG) {
                /* Devices with CG variant might be EG or CG family */
                strlcat(name, (idcode2 & EFUSE_GPU_DIS_MASK) ? "cg" : "eg",
                        sizeof(name));
-       } else if (zynqmp_devices[i].variants & ZYNQMP_VARIANT_EG) {
+       } else if (device->variants & ZYNQMP_VARIANT_EG) {
                strlcat(name, "eg", sizeof(name));
-       } else if (zynqmp_devices[i].variants & ZYNQMP_VARIANT_DR) {
+       } else if (device->variants & ZYNQMP_VARIANT_DR) {
                strlcat(name, "dr", sizeof(name));
        } else {
                debug("Variant not identified\n");