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| author | Lucas Stach <dev@lynxeye.de> | 2012-05-31 01:51:01 +0000 |
|---|---|---|
| committer | Albert ARIBAUD (U-Boot) <uboot@lilith.(none)> | 2012-07-09 22:44:33 +0200 |
| commit | f97daaa2317b68aacfbf19bb7566183e17db3349 (patch) | |
| tree | 682e3372ace8677e5de174b0c85cb685d6c45ea7 | |
| parent | 1e2d7859758499a25fa392deb5cfda95372d97ae (diff) | |
| download | u-boot-imx-f97daaa2317b68aacfbf19bb7566183e17db3349.zip u-boot-imx-f97daaa2317b68aacfbf19bb7566183e17db3349.tar.gz u-boot-imx-f97daaa2317b68aacfbf19bb7566183e17db3349.tar.bz2 | |
tegra: add ULPI on USB2 funcmux entry
This is needed as a prerequisite for Tegra USB ULPI support
within U-Boot.
Signed-off-by: Lucas Stach <dev@lynxeye.de>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
CC: Stephen Warren <swarren@wwwdotorg.org>
CC: Tom Warren <twarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
| -rw-r--r-- | arch/arm/cpu/armv7/tegra2/funcmux.c | 13 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-tegra2/funcmux.h | 3 |
2 files changed, 15 insertions, 1 deletions
diff --git a/arch/arm/cpu/armv7/tegra2/funcmux.c b/arch/arm/cpu/armv7/tegra2/funcmux.c index 820ba4e9..455d010 100644 --- a/arch/arm/cpu/armv7/tegra2/funcmux.c +++ b/arch/arm/cpu/armv7/tegra2/funcmux.c @@ -209,9 +209,20 @@ int funcmux_select(enum periph_id id, int config) pinmux_set_func(grp[i], PMUX_FUNC_KBC); pinmux_set_pullupdown(grp[i], PMUX_PULL_UP); } + } + break; - break; + case PERIPH_ID_USB2: + if (config == FUNCMUX_USB2_ULPI) { + pinmux_set_func(PINGRP_UAA, PMUX_FUNC_ULPI); + pinmux_set_func(PINGRP_UAB, PMUX_FUNC_ULPI); + pinmux_set_func(PINGRP_UDA, PMUX_FUNC_ULPI); + + pinmux_tristate_disable(PINGRP_UAA); + pinmux_tristate_disable(PINGRP_UAB); + pinmux_tristate_disable(PINGRP_UDA); } + break; default: debug("%s: invalid periph_id %d", __func__, id); diff --git a/arch/arm/include/asm/arch-tegra2/funcmux.h b/arch/arm/include/asm/arch-tegra2/funcmux.h index b16c496..3cbc7d2 100644 --- a/arch/arm/include/asm/arch-tegra2/funcmux.h +++ b/arch/arm/include/asm/arch-tegra2/funcmux.h @@ -51,6 +51,9 @@ enum { FUNCMUX_SDMMC4_ATC_ATD_8BIT = 0, FUNCMUX_SDMMC4_ATB_GMA_4_BIT, FUNCMUX_SDMMC4_ATB_GMA_GME_8_BIT, + + /* USB configs */ + FUNCMUX_USB2_ULPI = 0, }; /** |