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| author | Fabio Estevam <fabio.estevam@freescale.com> | 2012-06-19 07:24:56 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-07-07 14:07:29 +0200 |
| commit | f69b0653acf5482a94fa1ec9542165914e30e50c (patch) | |
| tree | 1e7f8cf6da1676805b3918be7673e39bd7ef8f8b /board | |
| parent | e3ddc646031551627c4eeae4598f8862251a3f94 (diff) | |
| download | u-boot-imx-f69b0653acf5482a94fa1ec9542165914e30e50c.zip u-boot-imx-f69b0653acf5482a94fa1ec9542165914e30e50c.tar.gz u-boot-imx-f69b0653acf5482a94fa1ec9542165914e30e50c.tar.bz2 | |
mx28evk: Fix boot by adjusting HW_DRAM_CTL29 register
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 <marex@denx.de>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Marek Vasut <marex@denx.de>
Diffstat (limited to 'board')
| -rw-r--r-- | 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..00cc0cc 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)); |