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pcmcia: at91_cf: remove platform data support

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Board file support has been removed for at91rm9200 back in 2014, make the
CF driver DT only.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20200930184804.3127757-2-alexandre.belloni@bootlin.com
This commit is contained in:
Alexandre Belloni 2020-09-30 20:48:03 +02:00
parent 24c8a74333
commit 264788c8f2
2 changed files with 9 additions and 30 deletions
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1
drivers/pcmcia/Kconfig
View File

@ -258,6 +258,7 @@ config OMAP_CF
config AT91_CF
tristate "AT91 CompactFlash Controller"
depends on PCI
depends on OF
depends on PCMCIA && ARCH_AT91
help
Say Y here to support the CompactFlash controller on AT91 chips.

36
drivers/pcmcia/at91_cf.c
View File

@ -219,16 +219,18 @@ static struct pccard_operations at91_cf_ops = {
/*--------------------------------------------------------------------------*/
#if defined(CONFIG_OF)
static const struct of_device_id at91_cf_dt_ids[] = {
{ .compatible = "atmel,at91rm9200-cf" },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, at91_cf_dt_ids);
static int at91_cf_dt_init(struct platform_device *pdev)
static int at91_cf_probe(struct platform_device *pdev)
{
struct at91_cf_socket *cf;
struct at91_cf_data *board;
struct resource *io;
int status;
board = devm_kzalloc(&pdev->dev, sizeof(*board), GFP_KERNEL);
if (!board)
@ -239,33 +241,9 @@ static int at91_cf_dt_init(struct platform_device *pdev)
board->vcc_pin = of_get_gpio(pdev->dev.of_node, 2);
board->rst_pin = of_get_gpio(pdev->dev.of_node, 3);
pdev->dev.platform_data = board;
mc = syscon_regmap_lookup_by_compatible("atmel,at91rm9200-sdramc");
return PTR_ERR_OR_ZERO(mc);
}
#else
static int at91_cf_dt_init(struct platform_device *pdev)
{
return -ENODEV;
}
#endif
static int at91_cf_probe(struct platform_device *pdev)
{
struct at91_cf_socket *cf;
struct at91_cf_data *board = pdev->dev.platform_data;
struct resource *io;
int status;
if (!board) {
status = at91_cf_dt_init(pdev);
if (status)
return status;
board = pdev->dev.platform_data;
}
if (IS_ERR(mc))
return PTR_ERR(mc);
if (!gpio_is_valid(board->det_pin) || !gpio_is_valid(board->rst_pin))
return -ENODEV;
@ -409,7 +387,7 @@ static int at91_cf_resume(struct platform_device *pdev)
static struct platform_driver at91_cf_driver = {
.driver = {
.name = "at91_cf",
.of_match_table = of_match_ptr(at91_cf_dt_ids),
.of_match_table = at91_cf_dt_ids,
},
.probe = at91_cf_probe,
.remove = at91_cf_remove,