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i.MX31: Enable SPI and MC13783/RTC support for the Litekit board

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This patch enables SPI and MC13783/RTC support for the Litekit board.

Signed-off-by: Magnus Lilja <lilja.magnus@gmail.com>
This commit is contained in:
Magnus Lilja 2008-04-20 10:38:12 +02:00 • committed by Wolfgang Denk
parent f97abbfb47
commit f9204e1517
2 changed files with 20 additions and 0 deletions
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12
board/imx31_litekit/imx31_litekit.c
View file

@ -52,6 +52,18 @@ int board_init (void)
mx31_gpio_mux(MUX_RTS1__UART1_RTS_B);
mx31_gpio_mux(MUX_RTS1__UART1_CTS_B);
/* SPI2 */
mx31_gpio_mux((MUX_CTL_FUNC << 8) | MUX_CTL_CSPI2_SS2);
mx31_gpio_mux((MUX_CTL_FUNC << 8) | MUX_CTL_CSPI2_SCLK);
mx31_gpio_mux((MUX_CTL_FUNC << 8) | MUX_CTL_CSPI2_SPI_RDY);
mx31_gpio_mux((MUX_CTL_FUNC << 8) | MUX_CTL_CSPI2_MOSI);
mx31_gpio_mux((MUX_CTL_FUNC << 8) | MUX_CTL_CSPI2_MISO);
mx31_gpio_mux((MUX_CTL_FUNC << 8) | MUX_CTL_CSPI2_SS0);
mx31_gpio_mux((MUX_CTL_FUNC << 8) | MUX_CTL_CSPI2_SS1);
/* start SPI2 clock */
__REG(CCM_CGR2) = __REG(CCM_CGR2) | (3 << 4);
gd->bd->bi_arch_number = MACH_TYPE_MX31LITE; /* board id for linux */
gd->bd->bi_boot_params = (0x80000100); /* adress of boot parameters */

8
include/configs/imx31_litekit.h
View file

@ -63,6 +63,12 @@
#define CONFIG_MX31_UART 1
#define CFG_MX31_UART1 1
#define CONFIG_HARD_SPI 1
#define CONFIG_MXC_SPI 1
#define CONFIG_MXC_SPI_IFACE 1
#define CONFIG_RTC_MC13783 1
/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
#define CONFIG_CONS_INDEX 1
@ -77,6 +83,8 @@
#define CONFIG_CMD_MII
#define CONFIG_CMD_PING
#define CONFIG_CMD_SPI
#define CONFIG_CMD_DATE
#define CONFIG_BOOTDELAY 3