From 2a04a317911a550e55c2943d59063b621ea5f4ee Mon Sep 17 00:00:00 2001 From: Tom Warren Date: Mon, 18 Mar 2013 14:47:55 -0700 Subject: [PATCH] Tegra114: Dalmore: Add SDIO3 pad config to pinctrl_config table SDIO1 (the SD-card slot on Dalmore) needs to have its pads setup before the MMC driver is added. Signed-off-by: Tom Warren Reviewed-by: Stephen Warren --- arch/arm/include/asm/arch-tegra114/gp_padctrl.h | 6 ++++++ board/nvidia/dalmore/dalmore.c | 4 ++++ board/nvidia/dalmore/pinmux-config-dalmore.h | 6 ++++++ 3 files changed, 16 insertions(+) diff --git a/arch/arm/include/asm/arch-tegra114/gp_padctrl.h b/arch/arm/include/asm/arch-tegra114/gp_padctrl.h index 1ef1a1484d..41ce677807 100644 --- a/arch/arm/include/asm/arch-tegra114/gp_padctrl.h +++ b/arch/arm/include/asm/arch-tegra114/gp_padctrl.h @@ -74,4 +74,10 @@ struct apb_misc_gp_ctlr { u32 aocfg0; /* 0x1AC: APB_MISC_GP_AOCFG0PADCTRL */ }; +/* SDMMC1/3 settings from section 27.5 of T114 TRM */ +#define SDIOCFG_DRVUP_SLWF 0 +#define SDIOCFG_DRVDN_SLWR 0 +#define SDIOCFG_DRVUP 0x24 +#define SDIOCFG_DRVDN 0x14 + #endif /* _TEGRA114_GP_PADCTRL_H_ */ diff --git a/board/nvidia/dalmore/dalmore.c b/board/nvidia/dalmore/dalmore.c index 2020a5f00d..7449b5b99d 100644 --- a/board/nvidia/dalmore/dalmore.c +++ b/board/nvidia/dalmore/dalmore.c @@ -16,6 +16,7 @@ #include #include +#include #include "pinmux-config-dalmore.h" /* @@ -32,4 +33,7 @@ void pinmux_init(void) pinmux_config_table(unused_pins_lowpower, ARRAY_SIZE(unused_pins_lowpower)); + + /* Initialize any non-default pad configs (APB_MISC_GP regs) */ + padgrp_config_table(dalmore_padctrl, ARRAY_SIZE(dalmore_padctrl)); } diff --git a/board/nvidia/dalmore/pinmux-config-dalmore.h b/board/nvidia/dalmore/pinmux-config-dalmore.h index 3ef6f4eaf6..8c05a1517c 100644 --- a/board/nvidia/dalmore/pinmux-config-dalmore.h +++ b/board/nvidia/dalmore/pinmux-config-dalmore.h @@ -361,4 +361,10 @@ static struct pingroup_config tegra114_pinmux_set_nontristate[] = { DEFAULT_PINMUX(SDMMC3_CD_N, SDMMC3, UP, NORMAL, INPUT), }; + +static struct padctrl_config dalmore_padctrl[] = { + /* (_padgrp, _slwf, _slwr, _drvup, _drvdn, _lpmd, _schmt, _hsm) */ + DEFAULT_PADCFG(SDIO3, SDIOCFG_DRVUP_SLWF, SDIOCFG_DRVDN_SLWR, \ + SDIOCFG_DRVUP, SDIOCFG_DRVDN, NONE, NONE, NONE), +}; #endif /* PINMUX_CONFIG_COMMON_H */