From 89c2e7f77de98a89bfe57a8e40bfb99ced2bb2e3 Mon Sep 17 00:00:00 2001
From: Julius Werner <jwerner@chromium.org>
Date: Tue, 25 Jul 2017 14:05:26 -0700
Subject: [PATCH] rockchip/rk3399: Pass coreboot table pointer to ARM TF

This patch passes the coreboot table base address to ARM TF on RK3399
devices to be able to use the new coreboot table parsing support.

Change-Id: I5cb2f13ce71e374207d0fa7a71c38852d680dc56
Signed-off-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: https://review.coreboot.org/23557
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
---
 src/soc/rockchip/rk3399/bl31_plat_params.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/soc/rockchip/rk3399/bl31_plat_params.c b/src/soc/rockchip/rk3399/bl31_plat_params.c
index 583eac8059..647566ba2d 100644
--- a/src/soc/rockchip/rk3399/bl31_plat_params.c
+++ b/src/soc/rockchip/rk3399/bl31_plat_params.c
@@ -16,6 +16,7 @@
 
 #include <arm_tf.h>
 #include <assert.h>
+#include <cbmem.h>
 #include <soc/bl31_plat_params.h>
 
 static struct bl31_plat_param *plat_params;
@@ -28,5 +29,13 @@ void register_bl31_param(struct bl31_plat_param *param)
 
 void *soc_get_bl31_plat_params(bl31_params_t *bl31_params)
 {
+	static struct bl31_u64_param cbtable_param = {
+		.h = { .type = PARAM_COREBOOT_TABLE, },
+	};
+	if (!cbtable_param.value) {
+		cbtable_param.value = (uint64_t)cbmem_find(CBMEM_ID_CBTABLE);
+		if (cbtable_param.value)
+			register_bl31_param(&cbtable_param.h);
+	}
 	return plat_params;
 }