Continuing with the OF_PLATADATA support for iMX6 to reduce SPL footprint, add it to mxc_gpio. Thanks to this, it will be possible to enable card detection on MMC driver.
Signed-off-by: Walter Lozano walter.lozano@collabora.com ---
drivers/gpio/mxc_gpio.c | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-)
diff --git a/drivers/gpio/mxc_gpio.c b/drivers/gpio/mxc_gpio.c index 316dcc757b..fc49b5b577 100644 --- a/drivers/gpio/mxc_gpio.c +++ b/drivers/gpio/mxc_gpio.c @@ -13,6 +13,8 @@ #include <asm/arch/imx-regs.h> #include <asm/gpio.h> #include <asm/io.h> +#include <dt-structs.h> +#include <mapmem.h>
enum mxc_gpio_direction { MXC_GPIO_DIRECTION_IN, @@ -22,6 +24,10 @@ enum mxc_gpio_direction { #define GPIO_PER_BANK 32
struct mxc_gpio_plat { +#if CONFIG_IS_ENABLED(OF_PLATDATA) + /* Put this first since driver model will copy the data here */ + struct dtd_gpio_mxc dtplat; +#endif int bank_index; struct gpio_regs *regs; }; @@ -306,8 +312,16 @@ static int mxc_gpio_bind(struct udevice *dev) * is statically initialized in U_BOOT_DEVICES.Here * will return. */ - if (plat) + + if (plat) { +#if CONFIG_IS_ENABLED(OF_PLATDATA) + struct dtd_gpio_mxc *dtplat = &plat->dtplat; + + plat->regs = map_sysmem(dtplat->reg[0], dtplat->reg[1]); + plat->bank_index = dev->req_seq; +#endif return 0; + }
addr = devfdt_get_addr(dev); if (addr == FDT_ADDR_T_NONE) @@ -350,6 +364,8 @@ U_BOOT_DRIVER(gpio_mxc) = { .bind = mxc_gpio_bind, };
+U_BOOT_DRIVER_ALIAS(gpio_mxc, fsl_imx6q_gpio) + #if !CONFIG_IS_ENABLED(OF_CONTROL) static const struct mxc_gpio_plat mxc_plat[] = { { 0, (struct gpio_regs *)GPIO1_BASE_ADDR },