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can: ems_pci: Add IRQ enable

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Add IRQ enable

Signed-off-by: Gerhard Uttenthaler <uttenthaler@ems-wuensche.com>
Link: https://lore.kernel.org/all/20230120112616.6071-7-uttenthaler@ems-wuensche.com
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Gerhard Uttenthaler 2023-01-20 12:26:14 +01:00 committed by Marc Kleine-Budde
parent 79ca81e700
commit 8b4339f76d
1 changed files with 9 additions and 2 deletions
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11
drivers/net/can/sja1000/ems_pci.c
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@ -372,14 +372,21 @@ static int ems_pci_add_card(struct pci_dev *pdev,
SET_NETDEV_DEV(dev, &pdev->dev);
dev->dev_id = i;
if (card->version == 1)
if (card->version == 1) {
/* reset int flag of pita */
writel(PITA2_ICR_INT0_EN | PITA2_ICR_INT0,
card->conf_addr + PITA2_ICR);
else
} else if (card->version == 2) {
/* enable IRQ in PLX 9030 */
writel(PLX_ICSR_ENA_CLR,
card->conf_addr + PLX_ICSR);
} else {
/* Enable IRQ in AX99100 */
writel(ASIX_LINTSR_INT0AC, card->conf_addr + ASIX_LINTSR);
/* Enable local INT0 input enable */
writel(readl(card->conf_addr + ASIX_LIEMR) | ASIX_LIEMR_L0EINTEN,
card->conf_addr + ASIX_LIEMR);
}
/* Register SJA1000 device */
err = register_sja1000dev(dev);