chore: cc

include/rom.h

@@ -5,7 +5,6 @@
 
 extern uint32_t DiagPrintf(const char *fmt, ...)
     __attribute__((format(printf, 1, 2)));
-extern void DelayMs(uint32_t ms);
 
 #define printf DiagPrintf
 

include/rtl8710bx.h

@@ -1217,12 +1217,13 @@ typedef struct {
                      (((uint32_t)(val) << 8) & BKUP_RTC_BACKUP_MASK))
 
 /* rtl8710b_clk.h */
-#define CLK_TABLE_ROM 0x00046E68
-#define XTAL_TABLE_ROM 0x00046E10
-
 /* Clock source position and mask */
 #define CPU_CLK_POS 4
 
+/* Clock freq set macro */
+#define SET_CPU_CLOCK(source) \
+  (SYSTEM_CTRL->CLK_CTRL1 = (SYSTEM_CTRL->CLK_CTRL1 & ~SYS_CLK_CPU_CLK_SEL) | (source))
+
 /* Clock sources - values pre-shifted to position */
 #define CPU_CLK_125M (0 << CPU_CLK_POS)
 #define CPU_CLK_62_5M (1 << CPU_CLK_POS)
@@ -1231,10 +1232,6 @@ typedef struct {
 #define CPU_CLK_XTAL (4 << CPU_CLK_POS)
 #define CPU_CLK_ANA_4M (5 << CPU_CLK_POS)
 
-/* Clock control macro */
-#define SET_CPU_CLOCK(source) \
-  (SYSTEM_CTRL->CLK_CTRL1 = (SYSTEM_CTRL->CLK_CTRL1 & ~CPU_CLK_MASK) | (source))
-
 /* NCO32k (NCO1) CLK_INFO Register Bits */
 #define NCO1_CLK_INFO_FREQ_MASK 0x00FFFFFF /* Unregulated clock freq */
 #define NCO1_CLK_INFO_32K_RDY (1 << 24)    /* 32K clock output rdy */

include/startup.h

@@ -1,9 +0,0 @@
-#ifndef STARTUP_H
-#define STARTUP_H
-
-#include <stdint.h>
-
-// from bootloader
-extern uint32_t SystemCoreClock;
-
-#endif // STARTUP_H

include/system_rtl8710bx.h

@@ -0,0 +1,43 @@
+#ifndef SYSTEM_RTL8710BX
+#define SYSTEM_RTL8710BX
+
+#include <stdint.h>
+
+#ifdef USE_ROM_TABLES
+#define CPU_CLK_TABLE 0x00046E68
+#define XTAL_TABLE_ROM 0x00046E10
+#else
+
+/* CPU clock frequency table (Hz) */
+static const uint32_t CPU_CLK_TABLE[] = {
+    125000000, /* 125 MHz */
+    62500000,  /* 62.5 MHz */
+    31250000,  /* 31.25 MHz */
+    15625000,  /* 15.625 MHz */
+    7812500,   /* 7.8125 MHz */
+    4000000    /* 4 MHz */
+};
+
+/* Crystal oscillator frequency table (Hz) */
+static const uint32_t XTAL_TABLE[] = {
+    40000000, /* 40 MHz */
+    25000000, /* 25 MHz */
+    13000000, /* 13 MHz */
+    19200000, /* 19.2 MHz */
+    20000000, /* 20 MHz */
+    26000000, /* 26 MHz */
+    38400000, /* 38.4 MHz */
+    17664000, /* 17.664 MHz */
+    16000000, /* 16 MHz */
+    14318000, /* 14.318 MHz */
+    12000000, /* 12 MHz */
+};
+#endif
+
+/* System Clock Frequency (Core Clock)*/
+extern uint32_t SystemCoreClock;
+
+void SystemCoreClockUpdate(void);
+void SystemInit(void);
+
+#endif  // SYSTEM_RTL8710BX