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| author | Steve Sakoman <steve@sakoman.com> | 2010-08-19 20:56:11 -0700 |
|---|---|---|
| committer | Sandeep Paulraj <s-paulraj@ti.com> | 2010-09-08 14:51:40 -0400 |
| commit | 08cbba2abf2d581d2431c982d21be1cbf055da78 (patch) | |
| tree | 71b62c31b7d273ebbe3355fb395ea23bbd79cda4 /board/ti/beagle/beagle.c | |
| parent | 60c231730560ef67257c1d8842857dba1a04f407 (diff) | |
| download | u-boot-imx-08cbba2abf2d581d2431c982d21be1cbf055da78.zip u-boot-imx-08cbba2abf2d581d2431c982d21be1cbf055da78.tar.gz u-boot-imx-08cbba2abf2d581d2431c982d21be1cbf055da78.tar.bz2 | |
ARMV7: OMAP3: Add support for Beagle xM
This patch adds support for the Beagle xM. It uses the board ID
GPIO bits to recognize this revision and perform appropriate setup.
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
Diffstat (limited to 'board/ti/beagle/beagle.c')
| -rw-r--r-- | board/ti/beagle/beagle.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/board/ti/beagle/beagle.c b/board/ti/beagle/beagle.c index ec95ad0..4647908 100644 --- a/board/ti/beagle/beagle.c +++ b/board/ti/beagle/beagle.c @@ -58,12 +58,13 @@ int board_init(void) /* * Routine: get_board_revision * Description: Detect if we are running on a Beagle revision Ax/Bx, - * C1/2/3, or C4. This can be done by reading + * C1/2/3, C4 or xM. This can be done by reading * the level of GPIO173, GPIO172 and GPIO171. This should * result in * GPIO173, GPIO172, GPIO171: 1 1 1 => Ax/Bx * GPIO173, GPIO172, GPIO171: 1 1 0 => C1/2/3 * GPIO173, GPIO172, GPIO171: 1 0 1 => C4 + * GPIO173, GPIO172, GPIO171: 0 0 0 => xM */ int get_board_revision(void) { @@ -115,7 +116,7 @@ int misc_init_r(void) break; case REVISION_C4: printf("Beagle Rev C4\n"); - setenv("beaglerev", "Cx"); + setenv("beaglerev", "C4"); setenv("mpurate", "720"); MUX_BEAGLE_C(); /* Set VAUX2 to 1.8V for EHCI PHY */ @@ -124,6 +125,17 @@ int misc_init_r(void) TWL4030_PM_RECEIVER_VAUX2_DEV_GRP, TWL4030_PM_RECEIVER_DEV_GRP_P1); break; + case REVISION_XM: + printf("Beagle xM Rev A\n"); + setenv("beaglerev", "xMA"); + setenv("mpurate", "1000"); + MUX_BEAGLE_XM(); + /* Set VAUX2 to 1.8V for EHCI PHY */ + twl4030_pmrecv_vsel_cfg(TWL4030_PM_RECEIVER_VAUX2_DEDICATED, + TWL4030_PM_RECEIVER_VAUX2_VSEL_18, + TWL4030_PM_RECEIVER_VAUX2_DEV_GRP, + TWL4030_PM_RECEIVER_DEV_GRP_P1); + break; default: printf("Beagle unknown 0x%02x\n", get_board_revision()); } |