dm: x86: queensbay: Add an interrupt driver

Add a driver for interrupts on queensbay and move the code currently in
cpu_irq_init() into its probe() method.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>

1 files changed, 0 insertions, 37 deletions

diff --git a/arch/x86/cpu/queensbay/tnc.c b/arch/x86/cpu/queensbay/tnc.c
index b65906b6c5..75f7adb74c 100644
--- a/arch/x86/cpu/queensbay/tnc.c
+++ b/arch/x86/cpu/queensbay/tnc.c
@@ -69,43 +69,6 @@ int arch_early_init_r(void)
 	return 0;
 }
 
-void cpu_irq_init(void)
-{
-	struct tnc_rcba *rcba;
-	u32 base;
-
-	base = x86_pci_read_config32(TNC_LPC, LPC_RCBA);
-	base &= ~MEM_BAR_EN;
-	rcba = (struct tnc_rcba *)base;
-
-	/* Make sure all internal PCI devices are using INTA */
-	writel(INTA, &rcba->d02ip);
-	writel(INTA, &rcba->d03ip);
-	writel(INTA, &rcba->d27ip);
-	writel(INTA, &rcba->d31ip);
-	writel(INTA, &rcba->d23ip);
-	writel(INTA, &rcba->d24ip);
-	writel(INTA, &rcba->d25ip);
-	writel(INTA, &rcba->d26ip);
-
-	/*
-	 * Route TunnelCreek PCI device interrupt pin to PIRQ
-	 *
-	 * Since PCIe downstream ports received INTx are routed to PIRQ
-	 * A/B/C/D directly and not configurable, we have to route PCIe
-	 * root ports' INTx to PIRQ A/B/C/D as well. For other devices
-	 * on TunneCreek, route them to PIRQ E/F/G/H.
-	 */
-	writew(PIRQE, &rcba->d02ir);
-	writew(PIRQF, &rcba->d03ir);
-	writew(PIRQG, &rcba->d27ir);
-	writew(PIRQH, &rcba->d31ir);
-	writew(PIRQA, &rcba->d23ir);
-	writew(PIRQB, &rcba->d24ir);
-	writew(PIRQC, &rcba->d25ir);
-	writew(PIRQD, &rcba->d26ir);
-}
-
 int arch_misc_init(void)
 {
 	unprotect_spi_flash();