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| author | Bin Meng <bmeng.cn@gmail.com> | 2016-01-13 19:39:01 -0800 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2016-01-20 19:10:14 -0700 |
| commit | 47f1bfca404ab6d61c7d384183d82a5f9c14d09b (patch) | |
| tree | 6a4f58d0fdb1cb2643c5e9c391f3f010f592372f /drivers/serial | |
| parent | 5ed07cf53ccd47be65b5bcfef7432a75bfbfa65e (diff) | |
| download | u-boot-imx-47f1bfca404ab6d61c7d384183d82a5f9c14d09b.zip u-boot-imx-47f1bfca404ab6d61c7d384183d82a5f9c14d09b.tar.gz u-boot-imx-47f1bfca404ab6d61c7d384183d82a5f9c14d09b.tar.bz2 | |
serial: lpuart: Fix several cosmetic issues
Clean up the driver codes a little bit, by:
- Use tab instead of space in the macro defines
- Use single line comment whenever possible
- Fix insertion of blank lines
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers/serial')
| -rw-r--r-- | drivers/serial/serial_lpuart.c | 35 |
1 files changed, 15 insertions, 20 deletions
diff --git a/drivers/serial/serial_lpuart.c b/drivers/serial/serial_lpuart.c index 63fc388..ae47183 100644 --- a/drivers/serial/serial_lpuart.c +++ b/drivers/serial/serial_lpuart.c @@ -12,15 +12,15 @@ #include <asm/arch/imx-regs.h> #include <asm/arch/clock.h> -#define US1_TDRE (1 << 7) -#define US1_RDRF (1 << 5) -#define US1_OR (1 << 3) -#define UC2_TE (1 << 3) -#define UC2_RE (1 << 2) -#define CFIFO_TXFLUSH (1 << 7) -#define CFIFO_RXFLUSH (1 << 6) -#define SFIFO_RXOF (1 << 2) -#define SFIFO_RXUF (1 << 0) +#define US1_TDRE (1 << 7) +#define US1_RDRF (1 << 5) +#define US1_OR (1 << 3) +#define UC2_TE (1 << 3) +#define UC2_RE (1 << 2) +#define CFIFO_TXFLUSH (1 << 7) +#define CFIFO_RXFLUSH (1 << 6) +#define SFIFO_RXOF (1 << 2) +#define SFIFO_RXUF (1 << 0) #define STAT_LBKDIF (1 << 31) #define STAT_RXEDGIF (1 << 30) @@ -34,7 +34,7 @@ #define STAT_MA1F (1 << 15) #define STAT_MA2F (1 << 14) #define STAT_FLAGS (STAT_LBKDIF | STAT_RXEDGIF | STAT_IDLE | STAT_OR | \ - STAT_NF | STAT_FE | STAT_PF | STAT_MA1F | STAT_MA2F) + STAT_NF | STAT_FE | STAT_PF | STAT_MA1F | STAT_MA2F) #define CTRL_TE (1 << 19) #define CTRL_RE (1 << 18) @@ -59,8 +59,8 @@ static void lpuart_serial_setbrg(void) gd->baudrate = CONFIG_BAUDRATE; sbr = (u16)(clk / (16 * gd->baudrate)); - /* place adjustment later - n/32 BRFA */ + /* place adjustment later - n/32 BRFA */ __raw_writeb(sbr >> 8, &base->ubdh); __raw_writeb(sbr & 0xff, &base->ubdl); } @@ -86,9 +86,7 @@ static void lpuart_serial_putc(const char c) __raw_writeb(c, &base->ud); } -/* - * Test whether a character is in the RX buffer - */ +/* Test whether a character is in the RX buffer */ static int lpuart_serial_tstc(void) { if (__raw_readb(&base->urcfifo) == 0) @@ -120,7 +118,6 @@ static int lpuart_serial_init(void) __raw_writeb(CFIFO_TXFLUSH | CFIFO_RXFLUSH, &base->ucfifo); /* provide data bits, parity, stop bit, etc */ - serial_setbrg(); __raw_writeb(UC2_RE | UC2_TE, &base->uc2); @@ -148,8 +145,8 @@ static void lpuart32_serial_setbrg(void) gd->baudrate = CONFIG_BAUDRATE; sbr = (clk / (16 * gd->baudrate)); - /* place adjustment later - n/32 BRFA */ + /* place adjustment later - n/32 BRFA */ out_be32(&base->baud, sbr); } @@ -176,9 +173,7 @@ static void lpuart32_serial_putc(const char c) out_be32(&base->data, c); } -/* - * Test whether a character is in the RX buffer - */ +/* Test whether a character is in the RX buffer */ static int lpuart32_serial_tstc(void) { if ((in_be32(&base->water) >> 24) == 0) @@ -204,8 +199,8 @@ static int lpuart32_serial_init(void) out_be32(&base->fifo, ~(FIFO_TXFE | FIFO_RXFE)); out_be32(&base->match, 0); - /* provide data bits, parity, stop bit, etc */ + /* provide data bits, parity, stop bit, etc */ serial_setbrg(); out_be32(&base->ctrl, CTRL_RE | CTRL_TE); |