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| author | Jon Loeliger <jdl@freescale.com> | 2008-06-06 10:48:31 -0500 |
|---|---|---|
| committer | Jon Loeliger <jdl@freescale.com> | 2008-06-06 10:48:31 -0500 |
| commit | 1a247ba7fa5fb09f56892a09a990f03ce564b3e2 (patch) | |
| tree | 9dab0ef013cc6dc7883454808ecf6ba4d7a7a94e /board/atmel/atngw100/atngw100.c | |
| parent | 2c289e320dcfb3760e99cf1d765cb067194a1202 (diff) | |
| parent | 8155efbd7ae9c65564ca98affe94631d612ae088 (diff) | |
| download | u-boot-imx-1a247ba7fa5fb09f56892a09a990f03ce564b3e2.zip u-boot-imx-1a247ba7fa5fb09f56892a09a990f03ce564b3e2.tar.gz u-boot-imx-1a247ba7fa5fb09f56892a09a990f03ce564b3e2.tar.bz2 | |
Merge commit 'wd/master'
Diffstat (limited to 'board/atmel/atngw100/atngw100.c')
| -rw-r--r-- | board/atmel/atngw100/atngw100.c | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/board/atmel/atngw100/atngw100.c b/board/atmel/atngw100/atngw100.c index 1ccbe2c..c649855 100644 --- a/board/atmel/atngw100/atngw100.c +++ b/board/atmel/atngw100/atngw100.c @@ -25,12 +25,12 @@ #include <asm/sdram.h> #include <asm/arch/clk.h> #include <asm/arch/gpio.h> -#include <asm/arch/hmatrix2.h> +#include <asm/arch/hmatrix.h> DECLARE_GLOBAL_DATA_PTR; -static const struct sdram_info sdram = { - .phys_addr = CFG_SDRAM_BASE, +static const struct sdram_config sdram_config = { + .data_bits = SDRAM_DATA_16BIT, .row_bits = 13, .col_bits = 9, .bank_bits = 2, @@ -47,8 +47,8 @@ static const struct sdram_info sdram = { int board_early_init_f(void) { - /* Set the SDRAM_ENABLE bit in the HEBI SFR */ - hmatrix2_writel(SFR4, 1 << 1); + /* Enable SDRAM in the EBI mux */ + hmatrix_slave_write(EBI, SFR, HMATRIX_BIT(EBI_SDRAM_ENABLE)); gpio_enable_ebi(); gpio_enable_usart1(); @@ -66,7 +66,22 @@ int board_early_init_f(void) long int initdram(int board_type) { - return sdram_init(&sdram); + unsigned long expected_size; + unsigned long actual_size; + void *sdram_base; + + sdram_base = map_physmem(EBI_SDRAM_BASE, EBI_SDRAM_SIZE, MAP_NOCACHE); + + expected_size = sdram_init(sdram_base, &sdram_config); + actual_size = get_ram_size(sdram_base, expected_size); + + unmap_physmem(sdram_base, EBI_SDRAM_SIZE); + + if (expected_size != actual_size) + printf("Warning: Only %u of %u MiB SDRAM is working\n", + actual_size >> 20, expected_size >> 20); + + return actual_size; } void board_init_info(void) |