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@@ -186,3 +186,138 @@ extern int iop3xx_get_init_atu(void);
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#define IOP_TMR_RELOAD 0x04
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#define IOP_TMR_PRIVILEGED 0x08
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#define IOP_TMR_RATIO_1_1 0x00
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+
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+/* Watchdog timer definitions */
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+#define IOP_WDTCR_EN_ARM 0x1e1e1e1e
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+#define IOP_WDTCR_EN 0xe1e1e1e1
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+/* iop3xx does not support stopping the watchdog, so we just re-arm */
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+#define IOP_WDTCR_DIS_ARM (IOP_WDTCR_EN_ARM)
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+#define IOP_WDTCR_DIS (IOP_WDTCR_EN)
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+
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+/* Application accelerator unit */
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+#define IOP3XX_AAU_PHYS_BASE (IOP3XX_PERIPHERAL_PHYS_BASE + 0x800)
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+#define IOP3XX_AAU_UPPER_PA (IOP3XX_AAU_PHYS_BASE + 0xa7)
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+
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+/* I2C bus interface unit */
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+#define IOP3XX_ICR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1680)
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+#define IOP3XX_ISR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1684)
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+#define IOP3XX_ISAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1688)
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+#define IOP3XX_IDBR0 (volatile u32 *)IOP3XX_REG_ADDR(0x168c)
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+#define IOP3XX_IBMR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1694)
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+#define IOP3XX_ICR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a0)
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+#define IOP3XX_ISR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a4)
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+#define IOP3XX_ISAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a8)
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+#define IOP3XX_IDBR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16ac)
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+#define IOP3XX_IBMR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16b4)
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+
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+
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+/*
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+ * IOP3XX I/O and Mem space regions for PCI autoconfiguration
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+ */
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+#define IOP3XX_PCI_LOWER_MEM_PA 0x80000000
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+#define IOP3XX_PCI_MEM_WINDOW_SIZE 0x08000000
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+
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+#define IOP3XX_PCI_LOWER_IO_PA 0x90000000
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+#define IOP3XX_PCI_LOWER_IO_BA 0x00000000
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+
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+#ifndef __ASSEMBLY__
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+
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+#include <linux/types.h>
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+
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+void iop3xx_map_io(void);
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+void iop_init_cp6_handler(void);
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+void iop_init_time(unsigned long tickrate);
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+void iop3xx_restart(char, const char *);
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+
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+static inline u32 read_tmr0(void)
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+{
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+ u32 val;
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+ asm volatile("mrc p6, 0, %0, c0, c1, 0" : "=r" (val));
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+ return val;
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+}
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+
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+static inline void write_tmr0(u32 val)
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+{
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+ asm volatile("mcr p6, 0, %0, c0, c1, 0" : : "r" (val));
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+}
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+
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+static inline void write_tmr1(u32 val)
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+{
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+ asm volatile("mcr p6, 0, %0, c1, c1, 0" : : "r" (val));
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+}
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+
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+static inline u32 read_tcr0(void)
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+{
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+ u32 val;
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+ asm volatile("mrc p6, 0, %0, c2, c1, 0" : "=r" (val));
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+ return val;
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+}
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+
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+static inline void write_tcr0(u32 val)
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+{
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+ asm volatile("mcr p6, 0, %0, c2, c1, 0" : : "r" (val));
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+}
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+
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+static inline u32 read_tcr1(void)
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+{
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+ u32 val;
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+ asm volatile("mrc p6, 0, %0, c3, c1, 0" : "=r" (val));
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+ return val;
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+}
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+
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+static inline void write_tcr1(u32 val)
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+{
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+ asm volatile("mcr p6, 0, %0, c3, c1, 0" : : "r" (val));
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+}
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+
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+static inline void write_trr0(u32 val)
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+{
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+ asm volatile("mcr p6, 0, %0, c4, c1, 0" : : "r" (val));
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+}
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+
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+static inline void write_trr1(u32 val)
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+{
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+ asm volatile("mcr p6, 0, %0, c5, c1, 0" : : "r" (val));
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+}
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+
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+static inline void write_tisr(u32 val)
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+{
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+ asm volatile("mcr p6, 0, %0, c6, c1, 0" : : "r" (val));
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+}
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+
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+static inline u32 read_wdtcr(void)
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+{
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+ u32 val;
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+ asm volatile("mrc p6, 0, %0, c7, c1, 0":"=r" (val));
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+ return val;
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+}
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+static inline void write_wdtcr(u32 val)
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+{
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+ asm volatile("mcr p6, 0, %0, c7, c1, 0"::"r" (val));
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+}
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+
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+extern unsigned long get_iop_tick_rate(void);
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+
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+/* only iop13xx has these registers, we define these to present a
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+ * common register interface for the iop_wdt driver.
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+ */
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+#define IOP_RCSR_WDT (0)
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+static inline u32 read_rcsr(void)
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+{
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+ return 0;
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+}
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+static inline void write_wdtsr(u32 val)
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+{
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+ do { } while (0);
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+}
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+
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+extern struct platform_device iop3xx_dma_0_channel;
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+extern struct platform_device iop3xx_dma_1_channel;
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+extern struct platform_device iop3xx_aau_channel;
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+extern struct platform_device iop3xx_i2c0_device;
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+extern struct platform_device iop3xx_i2c1_device;
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+
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+#endif
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+
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+
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+#endif
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