[U-Boot] [PATCH 06/15] sunxi_nand_spl: Make sure the DMA controller is enabled

[Hans de Goede]

We use DMA for nand data transfers in the SPL, so make sure the DMA
controller is enabled.

Signed-off-by: Hans de Goede <hdegoede at redhat.com>
---
 board/sunxi/board.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/board/sunxi/board.c b/board/sunxi/board.c
index b76bb83..1ebd0a4 100644
--- a/board/sunxi/board.c
+++ b/board/sunxi/board.c
@@ -125,7 +125,13 @@ static void nand_clock_setup(void)
 {
 	struct sunxi_ccm_reg *const ccm =
 		(struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
+
 	setbits_le32(&ccm->ahb_gate0, (CLK_GATE_OPEN << AHB_GATE_OFFSET_NAND0));
+#ifdef CONFIG_MACH_SUN9I
+	setbits_le32(&ccm->ahb_gate1, (1 << AHB_GATE_OFFSET_DMA));
+#else
+	setbits_le32(&ccm->ahb_gate0, (1 << AHB_GATE_OFFSET_DMA));
+#endif
 	setbits_le32(&ccm->nand0_clk_cfg, CCM_NAND_CTRL_ENABLE | AHB_DIV_1);
 }
 
-- 
2.4.3