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pinctrl: meson: add g12a support

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Add pinctrl support for the Amlogic G12A SoC, which is
very similar to the Amlogic AXG support but with an additionnal
drive-strength register bank.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
This commit is contained in:
Jerome Brunet 2019-02-08 17:40:57 +01:00 committed by Neil Armstrong
parent d0a9b82b75
commit f91121c794
5 changed files with 1312 additions and 5 deletions
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4
drivers/pinctrl/meson/Kconfig
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@ -25,4 +25,8 @@ config PINCTRL_MESON_AXG
bool "Amlogic Meson AXG SoC pinctrl driver"
select PINCTRL_MESON_AXG_PMX
config PINCTRL_MESON_G12A
bool "Amlogic Meson G12a SoC pinctrl driver"
select PINCTRL_MESON_AXG_PMX
endif

1
drivers/pinctrl/meson/Makefile
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@ -6,3 +6,4 @@ obj-$(CONFIG_PINCTRL_MESON_AXG_PMX) += pinctrl-meson-axg-pmx.o
obj-$(CONFIG_PINCTRL_MESON_GXBB) += pinctrl-meson-gxbb.o
obj-$(CONFIG_PINCTRL_MESON_GXL) += pinctrl-meson-gxl.o
obj-$(CONFIG_PINCTRL_MESON_AXG) += pinctrl-meson-axg.o
obj-$(CONFIG_PINCTRL_MESON_G12A) += pinctrl-meson-g12a.o

1294
drivers/pinctrl/meson/pinctrl-meson-g12a.c Normal file
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File diff suppressed because it is too large Load Diff

17
drivers/pinctrl/meson/pinctrl-meson.c
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@ -314,11 +314,11 @@ int meson_pinctrl_probe(struct udevice *dev)
priv->reg_gpio = (void __iomem *)addr;
addr = parse_address(gpio, "pull", na, ns);
if (addr == FDT_ADDR_T_NONE) {
debug("pull address not found\n");
return -EINVAL;
}
priv->reg_pull = (void __iomem *)addr;
/* Use gpio region if pull one is not present */
if (addr == FDT_ADDR_T_NONE)
priv->reg_pull = priv->reg_gpio;
else
priv->reg_pull = (void __iomem *)addr;
addr = parse_address(gpio, "pull-enable", na, ns);
/* Use pull region if pull-enable one is not present */
@ -327,6 +327,13 @@ int meson_pinctrl_probe(struct udevice *dev)
else
priv->reg_pullen = (void __iomem *)addr;
addr = parse_address(gpio, "ds", na, ns);
/* Drive strength region is optional */
if (addr == FDT_ADDR_T_NONE)
priv->reg_ds = NULL;
else
priv->reg_ds = (void __iomem *)addr;
priv->data = (struct meson_pinctrl_data *)dev_get_driver_data(dev);
/* Lookup GPIO driver */

1
drivers/pinctrl/meson/pinctrl-meson.h
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@ -41,6 +41,7 @@ struct meson_pinctrl {
void __iomem *reg_gpio;
void __iomem *reg_pull;
void __iomem *reg_pullen;
void __iomem *reg_ds;
};
/**