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mx6q: mx6qsabrelite: Add ECSPI support to the Sabrelite platform

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Signed-off-by: Eric Nelson <eric.nelson@boundarydevices.com>
Acked-by: Dirk Behme <dirk.behme@de.bosch.com>
Acked-by: Stefano Babic <sbabic@denx.de>
Acked-by: Jason Liu <jason.hui@linaro.org>
Tested-by: Jason Liu <jason.hui@linaro.org>
This commit is contained in:
Eric Nelson 2012-01-31 07:52:05 +00:00 committed by Albert ARIBAUD
parent d5c37c9cc4
commit 373a1d8c0e
3 changed files with 35 additions and 1 deletions
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2
board/freescale/mx6qsabrelite/imximage.cfg
View file

@ -156,7 +156,7 @@ DATA 4 0x021b0404 0x00011006
# set the default clock gate to save power
DATA 4 0x020c4068 0x00C03F3F
DATA 4 0x020c406c 0x0030FC00
DATA 4 0x020c406c 0x0030FC03
DATA 4 0x020c4070 0x0FFFC000
DATA 4 0x020c4074 0x3FF00000
DATA 4 0x020c4078 0x00FFF300

25
board/freescale/mx6qsabrelite/mx6qsabrelite.c
View file

@ -46,6 +46,10 @@ DECLARE_GLOBAL_DATA_PTR;
PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
#define SPI_PAD_CTRL (PAD_CTL_HYS | \
PAD_CTL_PUS_100K_DOWN | PAD_CTL_SPEED_MED | \
PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST)
int dram_init(void)
{
gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
@ -193,6 +197,23 @@ int board_mmc_init(bd_t *bis)
}
#endif
#ifdef CONFIG_MXC_SPI
iomux_v3_cfg_t ecspi1_pads[] = {
/* SS1 */
MX6Q_PAD_EIM_D19__GPIO_3_19 | MUX_PAD_CTRL(SPI_PAD_CTRL),
MX6Q_PAD_EIM_D17__ECSPI1_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL),
MX6Q_PAD_EIM_D18__ECSPI1_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL),
MX6Q_PAD_EIM_D16__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL),
};
void setup_spi(void)
{
gpio_direction_output(GPIO_NUMBER(3, 19), 1);
imx_iomux_v3_setup_multiple_pads(ecspi1_pads,
ARRAY_SIZE(ecspi1_pads));
}
#endif
#define MII_1000BASET_CTRL 0x9
#define MII_EXTENDED_CTRL 0xb
#define MII_EXTENDED_DATAW 0xc
@ -239,6 +260,10 @@ int board_eth_init(bd_t *bis)
return ret;
}
#ifdef CONFIG_MXC_SPI
setup_spi();
#endif
return 0;
}

9
include/configs/mx6qsabrelite.h
View file

@ -44,6 +44,15 @@
#define CONFIG_MXC_UART
#define CONFIG_MXC_UART_BASE UART2_BASE
#define CONFIG_CMD_SF
#ifdef CONFIG_CMD_SF
#define CONFIG_SPI_FLASH
#define CONFIG_SPI_FLASH_SST
#define CONFIG_MXC_SPI
#define CONFIG_SF_DEFAULT_SPEED 25000000
#define CONFIG_SF_DEFAULT_MODE (SPI_MODE_0)
#endif
/* MMC Configs */
#define CONFIG_FSL_ESDHC
#define CONFIG_FSL_USDHC