Difuse/u-boot
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

powerpc/85xx: Add eSDHC support on P2020DS

Browse source 
We enable SDHC_CD and SDHC_WP signals (pin muxed with GPIO8 & GPIO9
respectively).

We enable EXT2, FAT, and parition support for both MMC & USB configs.

Signed-off-by: Jerry Huang <Chang-Ming.Huang@freescale.com>
Signed-off-by: Jin Qing <b24347@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Jerry Huang 2011-01-24 17:09:53 +00:00 committed by Kumar Gala
parent fbee0f7f09
commit 9c4d8767ed
2 changed files with 37 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
board/freescale/p2020ds/p2020ds.c
View file

@ -44,6 +44,19 @@
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
{
#ifdef CONFIG_MMC
ccsr_gur_t *gur = (ccsr_gur_t *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
setbits_be32(&gur->pmuxcr,
(MPC85xx_PMUXCR_SDHC_CD |
MPC85xx_PMUXCR_SDHC_WP));
#endif
return 0;
}
int checkboard(void)
{
u8 sw;

25
include/configs/P2020DS.h
View file

@ -78,6 +78,8 @@
#define CONFIG_L2_CACHE /* toggle L2 cache */
#define CONFIG_BTB /* toggle branch predition */
#define CONFIG_BOARD_EARLY_INIT_F /* Call board_pre_init */
#define CONFIG_ENABLE_36BIT_PHYS 1
#ifdef CONFIG_PHYS_64BIT
@ -605,14 +607,35 @@
/*
* USB
*/
#define CONFIG_USB_EHCI
#ifdef CONFIG_USB_EHCI
#define CONFIG_CMD_USB
#define CONFIG_USB_STORAGE
#define CONFIG_USB_EHCI
#define CONFIG_USB_EHCI_FSL
#define CONFIG_EHCI_HCD_INIT_AFTER_RESET
#endif
#undef CONFIG_WATCHDOG /* watchdog disabled */
/*
* SDHC/MMC
*/
#define CONFIG_MMC
#ifdef CONFIG_MMC
#define CONFIG_FSL_ESDHC
#define CONFIG_SYS_FSL_ESDHC_ADDR CONFIG_SYS_MPC85xx_ESDHC_ADDR
#define CONFIG_CMD_MMC
#define CONFIG_GENERIC_MMC
#endif
#if defined(CONFIG_MMC) || defined(CONFIG_USB_EHCI)
#define CONFIG_CMD_EXT2
#define CONFIG_CMD_FAT
#define CONFIG_DOS_PARTITION
#endif
/*
* Miscellaneous configurable options
*/