SDIO1 (the SD-card slot on Dalmore) needs to have its pads setup
before the MMC driver is added.
Signed-off-by: Tom Warren <twar...@nvidia.com>
---
arch/arm/include/asm/arch-tegra114/gp_padctrl.h | 7 +++++++
board/nvidia/dalmore/dalmore.c | 4 ++++
board/nvidia/dalmore/pinmux-config-dalmore.h | 2 ++
3 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/arch/arm/include/asm/arch-tegra114/gp_padctrl.h
b/arch/arm/include/asm/arch-tegra114/gp_padctrl.h
index c538bdd..82c70cb 100644
--- a/arch/arm/include/asm/arch-tegra114/gp_padctrl.h
+++ b/arch/arm/include/asm/arch-tegra114/gp_padctrl.h
@@ -56,4 +56,11 @@ struct apb_misc_gp_ctlr {
u32 sdio1cfg; /* 0xEC: APB_MISC_GP_SDIO1CFGPADCTRL */
};
+/* 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
+#define SDIOCFG_HSM 1
+
#endif /* _TEGRA114_GP_PADCTRL_H_ */
diff --git a/board/nvidia/dalmore/dalmore.c b/board/nvidia/dalmore/dalmore.c
index 2020a5f..7449b5b 100644
--- a/board/nvidia/dalmore/dalmore.c
+++ b/board/nvidia/dalmore/dalmore.c
@@ -16,6 +16,7 @@
#include <common.h>
#include <asm/arch/pinmux.h>
+#include <asm/arch/gp_padctrl.h>
#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 e6fe842..7af3f75 100644
--- a/board/nvidia/dalmore/pinmux-config-dalmore.h
+++ b/board/nvidia/dalmore/pinmux-config-dalmore.h
@@ -364,5 +364,7 @@ static struct pingroup_config
tegra114_pinmux_set_nontristate[] = {
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, DISABLE, ENABLE),
};
#endif /* PINMUX_CONFIG_COMMON_H */
--
1.7.0.4
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