From 131b99b6309f24ba5b394168ae19955ad30aac53 Mon Sep 17 00:00:00 2001
From: visa <visa@openbsd.org>
Date: Mon, 3 May 2021 13:11:40 +0000
Subject: [PATCH] Make sdhc(4) attachment work on Zynq-7000.

OK kettenis@
---
 sys/dev/fdt/sdhc_fdt.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/sys/dev/fdt/sdhc_fdt.c b/sys/dev/fdt/sdhc_fdt.c
index f085c030c81..9633d6630c2 100644
--- a/sys/dev/fdt/sdhc_fdt.c
+++ b/sys/dev/fdt/sdhc_fdt.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: sdhc_fdt.c,v 1.15 2021/04/05 09:31:45 patrick Exp $	*/
+/*	$OpenBSD: sdhc_fdt.c,v 1.16 2021/05/03 13:11:40 visa Exp $	*/
 /*
  * Copyright (c) 2017 Mark Kettenis
  *
@@ -126,6 +126,7 @@ sdhc_fdt_match(struct device *parent, void *match, void *aux)
 	struct fdt_attach_args *faa = aux;
 
 	return (OF_is_compatible(faa->fa_node, "arasan,sdhci-5.1") ||
+	    OF_is_compatible(faa->fa_node, "arasan,sdhci-8.9a") ||
 	    OF_is_compatible(faa->fa_node, "brcm,bcm2711-emmc2") ||
 	    OF_is_compatible(faa->fa_node, "brcm,bcm2835-sdhci") ||
 	    OF_is_compatible(faa->fa_node, "marvell,armada-3700-sdhci") ||
@@ -232,6 +233,11 @@ sdhc_fdt_attach(struct device *parent, struct device *self, void *aux)
 		sc->sc.sc_flags |= SDHC_F_NODDR50;
 	}
 
+	if (OF_is_compatible(faa->fa_node, "arasan,sdhci-8.9a")) {
+		freq = clock_get_frequency(faa->fa_node, "clk_xin");
+		sc->sc.sc_clkbase = freq / 1000;
+	}
+
 	if (OF_is_compatible(faa->fa_node, "brcm,bcm2711-emmc2"))
 		sc->sc.sc_flags |= SDHC_F_NOPWR0;
 
-- 
2.20.1