diff options
Diffstat (limited to 'arch/arm/cpu/armv7/tegra2/funcmux.c')
| -rw-r--r-- | arch/arm/cpu/armv7/tegra2/funcmux.c | 53 |
1 files changed, 51 insertions, 2 deletions
diff --git a/arch/arm/cpu/armv7/tegra2/funcmux.c b/arch/arm/cpu/armv7/tegra2/funcmux.c index 0ef7753021..4a31a4cf0c 100644 --- a/arch/arm/cpu/armv7/tegra2/funcmux.c +++ b/arch/arm/cpu/armv7/tegra2/funcmux.c @@ -31,11 +31,32 @@ int funcmux_select(enum periph_id id, int config) switch (id) { case PERIPH_ID_UART1: - if (config == FUNCMUX_UART1_IRRX_IRTX) { + switch (config) { + case FUNCMUX_UART1_IRRX_IRTX: pinmux_set_func(PINGRP_IRRX, PMUX_FUNC_UARTA); pinmux_set_func(PINGRP_IRTX, PMUX_FUNC_UARTA); pinmux_tristate_disable(PINGRP_IRRX); pinmux_tristate_disable(PINGRP_IRTX); + break; + case FUNCMUX_UART1_UAA_UAB: + pinmux_set_func(PINGRP_UAA, PMUX_FUNC_UARTA); + pinmux_set_func(PINGRP_UAB, PMUX_FUNC_UARTA); + pinmux_tristate_disable(PINGRP_UAA); + pinmux_tristate_disable(PINGRP_UAB); + bad_config = 0; + break; + case FUNCMUX_UART1_GPU: + pinmux_set_func(PINGRP_GPU, PMUX_FUNC_UARTA); + pinmux_tristate_disable(PINGRP_GPU); + bad_config = 0; + break; + case FUNCMUX_UART1_SDIO1: + pinmux_set_func(PINGRP_SDIO1, PMUX_FUNC_UARTA); + pinmux_tristate_disable(PINGRP_SDIO1); + bad_config = 0; + break; + } + if (!bad_config) { /* * Tegra appears to boot with function UARTA pre- * selected on mux group SDB. If two mux groups are @@ -106,6 +127,13 @@ int funcmux_select(enum periph_id id, int config) } break; + case PERIPH_ID_SDMMC1: + if (config == FUNCMUX_SDMMC1_SDIO1_4BIT) { + pinmux_set_func(PINGRP_SDIO1, PMUX_FUNC_SDIO1); + pinmux_tristate_disable(PINGRP_SDIO1); + } + break; + case PERIPH_ID_SDMMC2: if (config == FUNCMUX_SDMMC2_DTA_DTD_8BIT) { pinmux_set_func(PINGRP_DTA, PMUX_FUNC_SDIO2); @@ -181,9 +209,30 @@ 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; + + case PERIPH_ID_SPI1: + if (config == FUNCMUX_SPI1_GMC_GMD) { + pinmux_set_func(PINGRP_GMC, PMUX_FUNC_SFLASH); + pinmux_set_func(PINGRP_GMD, PMUX_FUNC_SFLASH); + + pinmux_tristate_disable(PINGRP_GMC); + pinmux_tristate_disable(PINGRP_GMD); + } + break; default: debug("%s: invalid periph_id %d", __func__, id); |
