From patchwork Mon Feb 11 13:35:49 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [U-Boot, v2, 03/10] mx23evk: Adjust DRAM control register to use full 128MB of RAM Date: Mon, 11 Feb 2013 03:35:49 -0000 From: Otavio Salvador X-Patchwork-Id: 219601 Message-Id: <1360589756-26355-4-git-send-email-otavio@ossystems.com.br> To: U-Boot Mailing List Cc: Fabio Estevam , Marek Vasut , Otavio Salvador Adjust HW_DRAM_CTL14 to enable the chip selects to allow usage of full 128MB of RAM. Signed-off-by: Otavio Salvador --- Changes in v2: None board/freescale/mx23evk/spl_boot.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/board/freescale/mx23evk/spl_boot.c b/board/freescale/mx23evk/spl_boot.c index 6007433..b6f4e7e 100644 --- a/board/freescale/mx23evk/spl_boot.c +++ b/board/freescale/mx23evk/spl_boot.c @@ -98,6 +98,16 @@ const iomux_cfg_t iomux_setup[] = { (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL), }; +#define HW_DRAM_CTL14 (0x38 >> 2) +#define CS_MAP 0x3 +#define INTAREF 0x2 +#define HW_DRAM_CTL14_CONFIG (INTAREF << 8 | CS_MAP) + +void mxs_adjust_memory_params(uint32_t *dram_vals) +{ + dram_vals[HW_DRAM_CTL14] = HW_DRAM_CTL14_CONFIG; +} + void board_init_ll(void) { mxs_common_spl_init(iomux_setup, ARRAY_SIZE(iomux_setup));