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| author | Greg Ungerer | 2011-12-23 16:00:48 +0100 |
|---|---|---|
| committer | Greg Ungerer | 2012-03-05 00:43:07 +0100 |
| commit | cae82a836de23b611054af9d8a6c9aeb1db639e1 (patch) | |
| tree | 64cc34bac36f5a8e317c52298694e929ac0b8a7d /arch/m68k | |
| parent | m68knommu: simplify the 527x UART setup code (diff) | |
| download | kernel-qcow2-linux-cae82a836de23b611054af9d8a6c9aeb1db639e1.tar.gz kernel-qcow2-linux-cae82a836de23b611054af9d8a6c9aeb1db639e1.tar.xz kernel-qcow2-linux-cae82a836de23b611054af9d8a6c9aeb1db639e1.zip | |
m68knommu: simplify the 528x UART setup code
Simplify the UART setup code so that it no longer loops for each UART
present. Just make it do all the work it needs in a single function.
This will make the code easier to share when we move to a single set
of platform data for ColdFire UARTs.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Diffstat (limited to 'arch/m68k')
| -rw-r--r-- | arch/m68k/platform/528x/config.c | 22 |
1 files changed, 4 insertions, 18 deletions
diff --git a/arch/m68k/platform/528x/config.c b/arch/m68k/platform/528x/config.c index ca848c9bf619..82af5d883603 100644 --- a/arch/m68k/platform/528x/config.c +++ b/arch/m68k/platform/528x/config.c @@ -218,28 +218,14 @@ static struct platform_device *m528x_devices[] __initdata = { /***************************************************************************/ -static void __init m528x_uart_init_line(int line, int irq) +static void __init m528x_uarts_init(void) { u8 port; - if ((line < 0) || (line > 2)) - return; - /* make sure PUAPAR is set for UART0 and UART1 */ - if (line < 2) { - port = readb(MCF5282_GPIO_PUAPAR); - port |= (0x03 << (line * 2)); - writeb(port, MCF5282_GPIO_PUAPAR); - } -} - -static void __init m528x_uarts_init(void) -{ - const int nrlines = ARRAY_SIZE(m528x_uart_platform); - int line; - - for (line = 0; (line < nrlines); line++) - m528x_uart_init_line(line, m528x_uart_platform[line].irq); + port = readb(MCF5282_GPIO_PUAPAR); + port |= 0x03 | (0x03 << 2); + writeb(port, MCF5282_GPIO_PUAPAR); } /***************************************************************************/ |