rockchip: clk: Add mention of four new clocks

These clocks are needed to get MMC running. We don't actually support
setting them yet.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
diff --git a/drivers/clk/rockchip/clk_rk3399.c b/drivers/clk/rockchip/clk_rk3399.c
index 198914b..cab2bd9 100644
--- a/drivers/clk/rockchip/clk_rk3399.c
+++ b/drivers/clk/rockchip/clk_rk3399.c
@@ -925,7 +925,13 @@
 	case SCLK_SARADC:
 		rate = rk3399_saradc_get_clk(priv->cru);
 		break;
+	case ACLK_VIO:
+	case ACLK_HDCP:
+	case ACLK_GIC_PRE:
+	case PCLK_DDR:
+		break;
 	default:
+		log_debug("Unknown clock %lu\n", clk->id);
 		return -ENOENT;
 	}
 
@@ -993,7 +999,13 @@
 	case SCLK_SARADC:
 		ret = rk3399_saradc_set_clk(priv->cru, rate);
 		break;
+	case ACLK_VIO:
+	case ACLK_HDCP:
+	case ACLK_GIC_PRE:
+	case PCLK_DDR:
+		return 0;
 	default:
+		log_debug("Unknown clock %lu\n", clk->id);
 		return -ENOENT;
 	}