void lpsc_on(unsigned int id);
void lpsc_syncreset(unsigned int id);
+void lpsc_disable(unsigned int id);
void dsp_on(void);
void davinci_enable_uart0(void);
#define davinci_pllc1_regs ((struct davinci_pllc_regs *)DAVINCI_PLL_CNTRL1_BASE)
#define DAVINCI_PLLC_DIV_MASK 0x1f
-#define ASYNC3 get_async3_src()
-#define PLL1_SYSCLK2 ((1 << 16) | 0x2)
-#define DAVINCI_SPI1_CLKID (cpu_is_da830() ? 2 : ASYNC3)
-/* Clock IDs */
+/*
+ * A clock ID is a 32-bit number where bit 16 represents the PLL controller
+ * (clear is PLLC0, set is PLLC1) and the low 16 bits represent the divisor,
+ * counting from 1. Clock IDs may be passed to clk_get().
+ */
+
+/* flags to select PLL controller */
+#define DAVINCI_PLLC0_FLAG (0)
+#define DAVINCI_PLLC1_FLAG (1 << 16)
+
enum davinci_clk_ids {
- DAVINCI_SPI0_CLKID = 2,
- DAVINCI_UART2_CLKID = 2,
- DAVINCI_MMC_CLKID = 2,
- DAVINCI_MDIO_CLKID = 4,
- DAVINCI_ARM_CLKID = 6,
- DAVINCI_PLLM_CLKID = 0xff,
- DAVINCI_PLLC_CLKID = 0x100,
- DAVINCI_AUXCLK_CLKID = 0x101
+ /*
+ * Clock IDs for PLL outputs. Each may be switched on/off
+ * independently, and each may map to one or more peripherals.
+ */
+ DAVINCI_PLL0_SYSCLK2 = DAVINCI_PLLC0_FLAG | 2,
+ DAVINCI_PLL0_SYSCLK4 = DAVINCI_PLLC0_FLAG | 4,
+ DAVINCI_PLL0_SYSCLK6 = DAVINCI_PLLC0_FLAG | 6,
+ DAVINCI_PLL1_SYSCLK1 = DAVINCI_PLLC1_FLAG | 1,
+ DAVINCI_PLL1_SYSCLK2 = DAVINCI_PLLC1_FLAG | 2,
+
+ /* map peripherals to clock IDs */
+ DAVINCI_ARM_CLKID = DAVINCI_PLL0_SYSCLK6,
+ DAVINCI_DDR_CLKID = DAVINCI_PLL1_SYSCLK1,
+ DAVINCI_MDIO_CLKID = DAVINCI_PLL0_SYSCLK4,
+ DAVINCI_MMC_CLKID = DAVINCI_PLL0_SYSCLK2,
+ DAVINCI_SPI0_CLKID = DAVINCI_PLL0_SYSCLK2,
+ DAVINCI_MMCSD_CLKID = DAVINCI_PLL0_SYSCLK2,
+
+ /* special clock ID - output of PLL multiplier */
+ DAVINCI_PLLM_CLKID = 0x0FF,
+
+ /* special clock ID - output of PLL post divisor */
+ DAVINCI_PLLC_CLKID = 0x100,
+
+ /* special clock ID - PLL bypass */
+ DAVINCI_AUXCLK_CLKID = 0x101,
};
+#define DAVINCI_UART2_CLKID (cpu_is_da830() ? DAVINCI_PLL0_SYSCLK2 \
+ : get_async3_src())
+
+#define DAVINCI_SPI1_CLKID (cpu_is_da830() ? DAVINCI_PLL0_SYSCLK2 \
+ : get_async3_src())
+
int clk_get(enum davinci_clk_ids id);
/* Boot config */
((struct davinci_syscfg1_regs *)DAVINCI_SYSCFG1_BASE)
#define DDR_SLEW_CMOSEN_BIT 4
+#define DDR_SLEW_DDR_PDENA_BIT 5
#define VTP_POWERDWN (1 << 6)
#define VTP_LOCK (1 << 7)
return ((part_no == 0xb7d1) ? 1 : 0);
}
-static inline int get_async3_src(void)
+static inline enum davinci_clk_ids get_async3_src(void)
{
return (REG(&davinci_syscfg_regs->cfgchip3) & 0x10) ?
- PLL1_SYSCLK2 : 2;
+ DAVINCI_PLL1_SYSCLK2 : DAVINCI_PLL0_SYSCLK2;
}
#endif /* CONFIG_SOC_DA8XX */
#include <asm/arch/psc_defs.h>
#include <asm/arch/syscfg_defs.h>
#include <asm/arch/timer_defs.h>
+
+#define TMPBUF 0x00017ff8
+#define TMPSTATUS 0x00017ff0
+#define DV_TMPBUF_VAL 0x591b3ed7
+#define FLAG_PORRST 0x00000001
+#define FLAG_WDTRST 0x00000002
+#define FLAG_FLGON 0x00000004
+#define FLAG_FLGOFF 0x00000010
+
#endif
+
+struct davinci_rtc {
+ dv_reg second;
+ dv_reg minutes;
+ dv_reg hours;
+ dv_reg day;
+ dv_reg month; /* 0x10 */
+ dv_reg year;
+ dv_reg dotw;
+ dv_reg resv1;
+ dv_reg alarmsecond; /* 0x20 */
+ dv_reg alarmminute;
+ dv_reg alarmhour;
+ dv_reg alarmday;
+ dv_reg alarmmonth; /* 0x30 */
+ dv_reg alarmyear;
+ dv_reg resv2[2];
+ dv_reg ctrl; /* 0x40 */
+ dv_reg status;
+ dv_reg irq;
+ dv_reg complsb;
+ dv_reg compmsb; /* 0x50 */
+ dv_reg osc;
+ dv_reg resv3[2];
+ dv_reg scratch0; /* 0x60 */
+ dv_reg scratch1;
+ dv_reg scratch2;
+ dv_reg kick0r;
+ dv_reg kick1r; /* 0x70 */
+};
+
+#define RTC_STATE_BUSY 0x01
+#define RTC_STATE_RUN 0x02
+
+#define RTC_KICK0R_WE 0x83e70b13
+#define RTC_KICK1R_WE 0x95a4f1e0
+
+#define davinci_rtc_base ((struct davinci_rtc *)DAVINCI_RTC_BASE)
+
#endif /* __ASM_ARCH_HARDWARE_H */