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pinctrl: tegra: some bits move between registers

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Some of the pinmux configuration bits that exist in "drive group"
registers in Tegra30..Tegra124 move to the "pinmux" registers on future
chips. Add a flag to support this.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Tested-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Stephen Warren 2015-02-24 14:00:49 -07:00 committed by Linus Walleij
parent 8d4684b39b
commit ea62306193
6 changed files with 36 additions and 6 deletions
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27
drivers/pinctrl/pinctrl-tegra.c
View File

@ -348,14 +348,24 @@ static int tegra_pinconf_reg(struct tegra_pmx *pmx,
*width = 1;
break;
case TEGRA_PINCONF_PARAM_HIGH_SPEED_MODE:
*bank = g->drv_bank;
*reg = g->drv_reg;
if (pmx->soc->hsm_in_mux) {
*bank = g->mux_bank;
*reg = g->mux_reg;
} else {
*bank = g->drv_bank;
*reg = g->drv_reg;
}
*bit = g->hsm_bit;
*width = 1;
break;
case TEGRA_PINCONF_PARAM_SCHMITT:
*bank = g->drv_bank;
*reg = g->drv_reg;
if (pmx->soc->schmitt_in_mux) {
*bank = g->mux_bank;
*reg = g->mux_reg;
} else {
*bank = g->drv_bank;
*reg = g->drv_reg;
}
*bit = g->schmitt_bit;
*width = 1;
break;
@ -390,8 +400,13 @@ static int tegra_pinconf_reg(struct tegra_pmx *pmx,
*width = g->slwr_width;
break;
case TEGRA_PINCONF_PARAM_DRIVE_TYPE:
*bank = g->drv_bank;
*reg = g->drv_reg;
if (pmx->soc->drvtype_in_mux) {
*bank = g->mux_bank;
*reg = g->mux_reg;
} else {
*bank = g->drv_bank;
*reg = g->drv_reg;
}
*bit = g->drvtype_bit;
*width = 2;
break;

3
drivers/pinctrl/pinctrl-tegra.h
View File

@ -182,6 +182,9 @@ struct tegra_pinctrl_soc_data {
unsigned nfunctions;
const struct tegra_pingroup *groups;
unsigned ngroups;
bool hsm_in_mux;
bool schmitt_in_mux;
bool drvtype_in_mux;
};
int tegra_pinctrl_probe(struct platform_device *pdev,

3
drivers/pinctrl/pinctrl-tegra114.c
View File

@ -1841,6 +1841,9 @@ static const struct tegra_pinctrl_soc_data tegra114_pinctrl = {
.nfunctions = ARRAY_SIZE(tegra114_functions),
.groups = tegra114_groups,
.ngroups = ARRAY_SIZE(tegra114_groups),
.hsm_in_mux = false,
.schmitt_in_mux = false,
.drvtype_in_mux = false,
};
static int tegra114_pinctrl_probe(struct platform_device *pdev)

3
drivers/pinctrl/pinctrl-tegra124.c
View File

@ -2053,6 +2053,9 @@ static const struct tegra_pinctrl_soc_data tegra124_pinctrl = {
.nfunctions = ARRAY_SIZE(tegra124_functions),
.groups = tegra124_groups,
.ngroups = ARRAY_SIZE(tegra124_groups),
.hsm_in_mux = false,
.schmitt_in_mux = false,
.drvtype_in_mux = false,
};
static int tegra124_pinctrl_probe(struct platform_device *pdev)

3
drivers/pinctrl/pinctrl-tegra20.c
View File

@ -2221,6 +2221,9 @@ static const struct tegra_pinctrl_soc_data tegra20_pinctrl = {
.nfunctions = ARRAY_SIZE(tegra20_functions),
.groups = tegra20_groups,
.ngroups = ARRAY_SIZE(tegra20_groups),
.hsm_in_mux = false,
.schmitt_in_mux = false,
.drvtype_in_mux = false,
};
static int tegra20_pinctrl_probe(struct platform_device *pdev)

3
drivers/pinctrl/pinctrl-tegra30.c
View File

@ -2476,6 +2476,9 @@ static const struct tegra_pinctrl_soc_data tegra30_pinctrl = {
.nfunctions = ARRAY_SIZE(tegra30_functions),
.groups = tegra30_groups,
.ngroups = ARRAY_SIZE(tegra30_groups),
.hsm_in_mux = false,
.schmitt_in_mux = false,
.drvtype_in_mux = false,
};
static int tegra30_pinctrl_probe(struct platform_device *pdev)