[U-Boot] [PATCH 03/11] Blackfin: bf60x: add serial support

Sonic Zhang
2013-02-08T04:20:36Z

On Thu, Feb 7, 2013 at 6:15 PM, Wolfgang Denk <wd@denx.de> wrote:
> Dear Sonic Zhang,
>
> In message <1360223258-6945-4-git-send-email-sonic.adi@gmail.com> you wrote:
>>
>> Add serial for bf60x.
>
> There is a large number of checkpatch issues. Please fix!!
>

OK.

>> +/*
>> + * All Blackfin system MMRs are padded to 32bits even if the register
>> + * itself is only 16bits. So use a helper macro to streamline this.
>> + */
>> +#define __BFP(m) u16 m; u16 __pad_##m
>> +struct bfin_mmr_serial {
>> +#if BFIN_UART_HW_VER == 2
>> + __BFP(dll);
>> + __BFP(dlh);
>> + __BFP(gctl);
>> + __BFP(lcr);
>> + __BFP(mcr);
>> + __BFP(lsr);
>> + __BFP(msr);
>> + __BFP(scr);
>> + __BFP(ier_set);
>> + __BFP(ier_clear);
>> + __BFP(thr);
>> + __BFP(rbr);
>> +#else
>> + union {
>> + u16 dll;
>> + u16 thr;
>> + const u16 rbr;
>> + };
>> + const u16 __spad0;
>> + union {
>> + u16 dlh;
>> + u16 ier;
>> + };
>> + const u16 __spad1;
>> + const __BFP(iir);
>> + __BFP(lcr);
>> + __BFP(mcr);
>> + __BFP(lsr);
>> + __BFP(msr);
>> + __BFP(scr);
>> + const u32 __spad2;
>> + __BFP(gctl);
>> +#endif
>
> Sorry, but this is totally unreadable.
>

I will turn back to normal definition other than the help Macro.

>
>> +# define DO_MUX(port, mux_tx, mux_rx, tx, rx) \
>> + bfin_write_PORT##port##_MUX((bfin_read_PORT##port##_MUX() & ~(PORT_x_MUX_##mux_tx##_MASK | PORT_x_MUX_##mux_rx##_MASK)) | PORT_x_MUX_##mux_tx##_FUNC_1 | PORT_x_MUX_##mux_rx##_FUNC_1); \
>> + bfin_write_PORT##port##_FER(bfin_read_PORT##port##_FER() | P##port##tx | P##port##rx);
>> + switch (CONFIG_UART_CONSOLE) {
>> + case 0:
>> + DO_MUX(G, 7, 7, 12, 13);
>> + break; /* Port G; mux 7; PG12 and PG13 */
>> + case 1:
>> + DO_MUX(F, 3, 3, 6, 7);
>> + break; /* Port F; mux 3; PF6 and PF7 */
>
> This is totally unreadable.
>
> This needs serious fixing.

I will fix it.

Sonic