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| author | Marian Balakowicz <m8@semihalf.com> | 2006-06-30 16:30:46 +0200 |
|---|---|---|
| committer | Marian Balakowicz <m8@semihalf.com> | 2006-06-30 16:30:46 +0200 |
| commit | 6c5879f380be38d85fef0d3aba3353358f4b2ff4 (patch) | |
| tree | 32b48cff57dafc910c7b0dfdd6c5b99109c21e46 /cpu/ppc4xx/serial.c | |
| parent | bb105f24cc90ec4c56ea13012acc3d763b2a2984 (diff) | |
| download | u-boot-imx-6c5879f380be38d85fef0d3aba3353358f4b2ff4.zip u-boot-imx-6c5879f380be38d85fef0d3aba3353358f4b2ff4.tar.gz u-boot-imx-6c5879f380be38d85fef0d3aba3353358f4b2ff4.tar.bz2 | |
Add support for AMCC 440SPe CPU based eval board (Yucca).
Diffstat (limited to 'cpu/ppc4xx/serial.c')
| -rw-r--r-- | cpu/ppc4xx/serial.c | 39 |
1 files changed, 33 insertions, 6 deletions
diff --git a/cpu/ppc4xx/serial.c b/cpu/ppc4xx/serial.c index e7f6bcb..2734520 100644 --- a/cpu/ppc4xx/serial.c +++ b/cpu/ppc4xx/serial.c @@ -277,11 +277,11 @@ int serial_tstc () #define UART1_BASE CFG_PERIPHERAL_BASE + 0x00000300 #endif -#if defined(CONFIG_440SP) +#if defined(CONFIG_440SP) || defined(CONFIG_440SPE) #define UART2_BASE CFG_PERIPHERAL_BASE + 0x00000600 #endif -#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || defined(CONFIG_440GR) || defined(CONFIG_440SP) +#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || defined(CONFIG_440GR) || defined(CONFIG_440SP) || defined(CONFIG_440SPE) #define CR0_MASK 0xdfffffff #define CR0_EXTCLK_ENA 0x00800000 #define CR0_UDIV_POS 0 @@ -311,14 +311,18 @@ int serial_tstc () #if defined(CONFIG_UART1_CONSOLE) #define ACTING_UART0_BASE UART1_BASE #define ACTING_UART1_BASE UART0_BASE -#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || defined(CONFIG_440GR) || defined(CONFIG_440SP) +#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || \ + defined(CONFIG_440GR) || defined(CONFIG_440SP) || \ + defined(CONFIG_440SPE) #define UART0_SDR sdr_uart1 #define UART1_SDR sdr_uart0 #endif /* CONFIG_440GX */ #else #define ACTING_UART0_BASE UART0_BASE #define ACTING_UART1_BASE UART1_BASE -#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || defined(CONFIG_440GR) || defined(CONFIG_440SP) +#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || \ + defined(CONFIG_440GR) || defined(CONFIG_440SP) || \ + defined(CONFIG_440SPE) #define UART0_SDR sdr_uart0 #define UART1_SDR sdr_uart1 #endif /* CONFIG_440GX */ @@ -441,7 +445,8 @@ int serial_init(void) unsigned long tmp; #endif -#if defined(CONFIG_440GX) || defined(CONFIG_440SP) +#if defined(CONFIG_440GX) || defined(CONFIG_440SP) || \ + defined(CONFIG_440SPE) #if defined(CONFIG_SERIAL_MULTI) if (UART0_BASE == dev_base) { mfsdr(UART0_SDR,reg); @@ -470,7 +475,9 @@ int serial_init(void) serial_divs (gd->baudrate, &udiv, &bdiv); #endif -#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || defined(CONFIG_440GR) || defined(CONFIG_440SP) +#if defined(CONFIG_440GX) || defined(CONFIG_440EP) || \ + defined(CONFIG_440GR) || defined(CONFIG_440SP) || \ + defined(CONFIG_440SPE) reg |= udiv << CR0_UDIV_POS; /* set the UART divisor */ #if defined(CONFIG_SERIAL_MULTI) if (UART0_BASE == dev_base) { @@ -615,8 +622,28 @@ void serial_setbrg (void) #else udiv = ((mfdcr (cntrl0) & 0x3e) >> 1) + 1; #endif /* CONFIG_405EP */ + +#if !defined(CFG_EXT_SERIAL_CLOCK) && \ + ( defined(CONFIG_440GX) || defined(CONFIG_440EP) || \ + defined(CONFIG_440GR) || defined(CONFIG_440SP) || \ + defined(CONFIG_440SPE) ) + serial_divs (gd->baudrate, &udiv, &bdiv); + tmp = udiv << CR0_UDIV_POS; /* set the UART divisor */ +#if defined(CONFIG_SERIAL_MULTI) + if (UART0_BASE == dev_base) { + mtsdr (UART0_SDR, tmp); + } else { + mtsdr (UART1_SDR, tmp); + } +#else + mtsdr (UART0_SDR, tmp); +#endif + +#else + tmp = gd->baudrate * udiv * 16; bdiv = (clk + tmp / 2) / tmp; +#endif /* !defined(CFG_EXT_SERIAL_CLOCK) && (...) */ #if defined(CONFIG_SERIAL_MULTI) out8 (dev_base + UART_LCR, 0x80); /* set DLAB bit */ |