commit acc4959fc1 (Revert "i.MX28: Enable additional DRAM address bits")
broke mx28evk boot.
Fix it by properly adjusting the HW_DRAM_CTL29 register value.
Suggested-by: Marek Vasut <ma...@denx.de>
Signed-off-by: Fabio Estevam <fabio.este...@freescale.com>
---
board/freescale/mx28evk/iomux.c | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/board/freescale/mx28evk/iomux.c b/board/freescale/mx28evk/iomux.c
index 6587c45..1e60204 100644
--- a/board/freescale/mx28evk/iomux.c
+++ b/board/freescale/mx28evk/iomux.c
@@ -161,6 +161,20 @@ const iomux_cfg_t iomux_setup[] = {
(MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP),
};
+#define HW_DRAM_CTL29 (0x74 >> 2)
+#define CS_MAP 0xf
+#define COLUMN_SIZE 0x2
+#define ADDR_PINS 0x1
+#define APREBIT 0xa
+
+#define HW_DRAM_CTL29_CONFIG (CS_MAP << 24 | COLUMN_SIZE << 16 | \
+ ADDR_PINS << 8 | APREBIT)
+
+void mx28_adjust_memory_params(uint32_t *dram_vals)
+{
+ dram_vals[HW_DRAM_CTL29] = HW_DRAM_CTL29_CONFIG;
+}
+
void board_init_ll(void)
{
mx28_common_spl_init(iomux_setup, ARRAY_SIZE(iomux_setup));
--
1.7.1
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