diff options
| author | Gerhard Uttenthaler <uttenthaler@ems-wuensche.com> | 2023-01-20 12:26:14 +0100 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2023-02-02 17:33:49 +0100 |
| commit | 8b4339f76da76c3c907659189eb627e0fd03b4cf (patch) | |
| tree | 0828f434f7480531172f5dc807839f0ed884af33 /drivers/net/can | |
| parent | 79ca81e700f4c171e21aeaf1a1d29dfcdb961d75 (diff) | |
| download | linux-stable-8b4339f76da76c3c907659189eb627e0fd03b4cf.tar.gz linux-stable-8b4339f76da76c3c907659189eb627e0fd03b4cf.tar.bz2 linux-stable-8b4339f76da76c3c907659189eb627e0fd03b4cf.zip | |
can: ems_pci: Add IRQ enable
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>
Diffstat (limited to 'drivers/net/can')
| -rw-r--r-- | drivers/net/can/sja1000/ems_pci.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/net/can/sja1000/ems_pci.c b/drivers/net/can/sja1000/ems_pci.c index d1e8758d8043..1f237acd7bd1 100644 --- a/drivers/net/can/sja1000/ems_pci.c +++ b/drivers/net/can/sja1000/ems_pci.c @@ -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); |