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// SPDX-License-Identifier: GPL-2.0-only
#ifndef _RTL83XX_IRQ_H_
#define _RTL83XX_IRQ_H_
#define NR_IRQS 32
#include_next <irq.h>
/* Global Interrupt Mask Register */
#define RTL83XX_ICTL_GIMR 0x00
/* Global Interrupt Status Register */
#define RTL83XX_ICTL_GISR 0x04
#define RTL83XX_IRQ_CPU_BASE 0
#define RTL83XX_IRQ_CPU_NUM 8
#define RTL83XX_IRQ_ICTL_BASE (RTL83XX_IRQ_CPU_BASE + RTL83XX_IRQ_CPU_NUM)
#define RTL83XX_IRQ_ICTL_NUM 32
/* Cascaded interrupts */
#define RTL83XX_ICTL1_IRQ (RTL83XX_IRQ_CPU_BASE + 2)
#define RTL83XX_ICTL2_IRQ (RTL83XX_IRQ_CPU_BASE + 3)
#define RTL83XX_ICTL3_IRQ (RTL83XX_IRQ_CPU_BASE + 4)
#define RTL83XX_ICTL4_IRQ (RTL83XX_IRQ_CPU_BASE + 5)
#define RTL83XX_ICTL5_IRQ (RTL83XX_IRQ_CPU_BASE + 6)
/* Interrupt routing register */
#define RTL83XX_IRR0 0x08
#define RTL83XX_IRR1 0x0c
#define RTL83XX_IRR2 0x10
#define RTL83XX_IRR3 0x14
/* Cascade map */
#define UART0_CASCADE 2
#define UART1_CASCADE 1
#define TC0_CASCADE 5
#define TC1_CASCADE 1
#define TC2_CASCADE 1
#define TC3_CASCADE 1
#define TC4_CASCADE 1
#define OCPTO_CASCADE 1
#define HLXTO_CASCADE 1
#define SLXTO_CASCADE 1
#define NIC_CASCADE 4
#define GPIO_ABCD_CASCADE 4
#define GPIO_EFGH_CASCADE 4
#define RTC_CASCADE 4
#define SWCORE_CASCADE 3
#define WDT_IP1_CASCADE 4
#define WDT_IP2_CASCADE 5
#define USB_H2_CASCADE 1
/* Pack cascade map into interrupt routing registers */
#define RTL83XX_IRR0_SETTING (\
(UART0_CASCADE << 28) | \
(UART1_CASCADE << 24) | \
(TC0_CASCADE << 20) | \
(TC1_CASCADE << 16) | \
(OCPTO_CASCADE << 12) | \
(HLXTO_CASCADE << 8) | \
(SLXTO_CASCADE << 4) | \
(NIC_CASCADE << 0))
#define RTL83XX_IRR1_SETTING (\
(GPIO_ABCD_CASCADE << 28) | \
(GPIO_EFGH_CASCADE << 24) | \
(RTC_CASCADE << 20) | \
(SWCORE_CASCADE << 16))
#define RTL83XX_IRR2_SETTING 0
#define RTL83XX_IRR3_SETTING 0
/* On the RTL8390 there is no GPIO_EFGH and RTC IRQ */
#define RTL8390_IRR1_SETTING (\
(GPIO_ABCD_CASCADE << 28) | \
(SWCORE_CASCADE << 16))
/* The RTL9300 has a different external IRQ numbering scheme */
#define RTL9300_IRR0_SETTING (\
(UART1_CASCADE << 28) | \
(UART0_CASCADE << 24) | \
(USB_H2_CASCADE << 16) | \
(NIC_CASCADE << 0))
#define RTL9300_IRR1_SETTING (\
(SWCORE_CASCADE << 28))
#define RTL9300_IRR2_SETTING (\
(GPIO_ABCD_CASCADE << 20) | \
(TC4_CASCADE << 12) | \
(TC3_CASCADE << 8) | \
(TC2_CASCADE << 4) | \
(TC1_CASCADE << 0))
#define RTL9300_IRR3_SETTING (\
(TC0_CASCADE << 28) | \
(WDT_IP1_CASCADE << 20))
#endif /* _RTL83XX_IRQ_H_ */
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