diff options
Diffstat (limited to 'arch/arm/cpu/tegra20-common/funcmux.c')
| -rw-r--r-- | arch/arm/cpu/tegra20-common/funcmux.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm/cpu/tegra20-common/funcmux.c b/arch/arm/cpu/tegra20-common/funcmux.c index 00b8029eba..ece7ad9ec9 100644 --- a/arch/arm/cpu/tegra20-common/funcmux.c +++ b/arch/arm/cpu/tegra20-common/funcmux.c @@ -25,6 +25,30 @@ #include <asm/arch/funcmux.h> #include <asm/arch/pinmux.h> +/* + * The PINMUX macro is used to set up pinmux tables. + */ +#define PINMUX(grp, mux, pupd, tri) \ + {PINGRP_##grp, PMUX_FUNC_##mux, PMUX_PULL_##pupd, PMUX_TRI_##tri} + +static const struct pingroup_config disp1_default[] = { + PINMUX(LDI, DISPA, NORMAL, NORMAL), + PINMUX(LHP0, DISPA, NORMAL, NORMAL), + PINMUX(LHP1, DISPA, NORMAL, NORMAL), + PINMUX(LHP2, DISPA, NORMAL, NORMAL), + PINMUX(LHS, DISPA, NORMAL, NORMAL), + PINMUX(LM0, RSVD4, NORMAL, NORMAL), + PINMUX(LPP, DISPA, NORMAL, NORMAL), + PINMUX(LPW0, DISPA, NORMAL, NORMAL), + PINMUX(LPW2, DISPA, NORMAL, NORMAL), + PINMUX(LSC0, DISPA, NORMAL, NORMAL), + PINMUX(LSPI, DISPA, NORMAL, NORMAL), + PINMUX(LVP1, DISPA, NORMAL, NORMAL), + PINMUX(LVS, DISPA, NORMAL, NORMAL), + PINMUX(SLXD, SPDIF, NORMAL, NORMAL), +}; + + int funcmux_select(enum periph_id id, int config) { int bad_config = config != FUNCMUX_DEFAULT; @@ -257,6 +281,19 @@ int funcmux_select(enum periph_id id, int config) break; } break; + case PERIPH_ID_DISP1: + if (config == FUNCMUX_DEFAULT) { + int i; + + for (i = PINGRP_LD0; i <= PINGRP_LD17; i++) { + pinmux_set_func(i, PMUX_FUNC_DISPA); + pinmux_tristate_disable(i); + pinmux_set_pullupdown(i, PMUX_PULL_NORMAL); + } + pinmux_config_table(disp1_default, + ARRAY_SIZE(disp1_default)); + } + break; default: debug("%s: invalid periph_id %d", __func__, id); |