+#ifdef BF537_FAMILY
+
+static struct {
+ unsigned short res;
+ unsigned short offset;
+} port_mux_lut[] = {
+ {.res = P_PPI0_D13, .offset = 11},
+ {.res = P_PPI0_D14, .offset = 11},
+ {.res = P_PPI0_D15, .offset = 11},
+ {.res = P_SPORT1_TFS, .offset = 11},
+ {.res = P_SPORT1_TSCLK, .offset = 11},
+ {.res = P_SPORT1_DTPRI, .offset = 11},
+ {.res = P_PPI0_D10, .offset = 10},
+ {.res = P_PPI0_D11, .offset = 10},
+ {.res = P_PPI0_D12, .offset = 10},
+ {.res = P_SPORT1_RSCLK, .offset = 10},
+ {.res = P_SPORT1_RFS, .offset = 10},
+ {.res = P_SPORT1_DRPRI, .offset = 10},
+ {.res = P_PPI0_D8, .offset = 9},
+ {.res = P_PPI0_D9, .offset = 9},
+ {.res = P_SPORT1_DRSEC, .offset = 9},
+ {.res = P_SPORT1_DTSEC, .offset = 9},
+ {.res = P_TMR2, .offset = 8},
+ {.res = P_PPI0_FS3, .offset = 8},
+ {.res = P_TMR3, .offset = 7},
+ {.res = P_SPI0_SSEL4, .offset = 7},
+ {.res = P_TMR4, .offset = 6},
+ {.res = P_SPI0_SSEL5, .offset = 6},
+ {.res = P_TMR5, .offset = 5},
+ {.res = P_SPI0_SSEL6, .offset = 5},
+ {.res = P_UART1_RX, .offset = 4},
+ {.res = P_UART1_TX, .offset = 4},
+ {.res = P_TMR6, .offset = 4},
+ {.res = P_TMR7, .offset = 4},
+ {.res = P_UART0_RX, .offset = 3},
+ {.res = P_UART0_TX, .offset = 3},
+ {.res = P_DMAR0, .offset = 3},
+ {.res = P_DMAR1, .offset = 3},
+ {.res = P_SPORT0_DTSEC, .offset = 1},
+ {.res = P_SPORT0_DRSEC, .offset = 1},
+ {.res = P_CAN0_RX, .offset = 1},
+ {.res = P_CAN0_TX, .offset = 1},
+ {.res = P_SPI0_SSEL7, .offset = 1},
+ {.res = P_SPORT0_TFS, .offset = 0},
+ {.res = P_SPORT0_DTPRI, .offset = 0},
+ {.res = P_SPI0_SSEL2, .offset = 0},
+ {.res = P_SPI0_SSEL3, .offset = 0},
+};
+
+static void portmux_setup(unsigned short per, unsigned short function)
+{
+ u16 y, offset, muxreg;
+
+ for (y = 0; y < ARRAY_SIZE(port_mux_lut); y++) {
+ if (port_mux_lut[y].res == per) {
+
+ /* SET PORTMUX REG */
+
+ offset = port_mux_lut[y].offset;
+ muxreg = bfin_read_PORT_MUX();
+
+ if (offset != 1) {
+ muxreg &= ~(1 << offset);
+ } else {
+ muxreg &= ~(3 << 1);
+ }
+
+ muxreg |= (function << offset);
+ bfin_write_PORT_MUX(muxreg);
+ }
+ }
+}
+
+#else
+# define portmux_setup(...) do { } while (0)
+#endif