rockchip: rk3368: Add PX5 Evaluation board

PX5 EVB is designed by Rockchip for automotive field
with integrated CVBS (TP2825) / MIPI DSI / CSI / LVDS
HDMI video input/output interface, audio codec ES8396,
WIFI / BT (on RTL8723BS), Gsensor BMA250E and light&proximity
sensor STK3410.

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

1 files changed, 51 insertions, 0 deletions

diff --git a/board/rockchip/evb_px5/evb-px5.c b/board/rockchip/evb_px5/evb-px5.c
new file mode 100644
index 0000000000..54e62dbb6e
--- /dev/null
+++ b/board/rockchip/evb_px5/evb-px5.c
@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2017 Andy Yan
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+#include <common.h>
+#include <asm/io.h>
+#include <fdtdec.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/grf_rk3368.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int mach_cpu_init(void)
+{
+	struct rk3368_pmu_grf *pmugrf;
+	int node;
+
+	node = fdt_node_offset_by_compatible(gd->fdt_blob, -1, "rockchip,rk3368-pmugrf");
+	pmugrf = (struct rk3368_pmu_grf *)fdtdec_get_addr(gd->fdt_blob, node, "reg");
+
+	rk_clrsetreg(&pmugrf->gpio0d_iomux,
+		     GPIO0D0_MASK | GPIO0D1_MASK |
+		     GPIO0D2_MASK | GPIO0D3_MASK,
+		     GPIO0D0_GPIO << GPIO0D0_SHIFT |
+		     GPIO0D1_GPIO << GPIO0D1_SHIFT |
+		     GPIO0D2_UART4_SOUT << GPIO0D2_SHIFT |
+		     GPIO0D3_UART4_SIN << GPIO0D3_SHIFT);
+	return 0;
+}
+
+int board_init(void)
+{
+	return 0;
+}
+
+int dram_init(void)
+{
+	gd->ram_size = 0x40000000;
+
+	return 0;
+}
+
+int dram_init_banksize(void)
+{
+	 /* Reserve 0x200000 for ATF bl31 */
+	gd->bd->bi_dram[0].start = 0x200000;
+	gd->bd->bi_dram[0].size = 0x3fe00000;
+
+	return 0;
+}