[PATCH 2/6 v2] ARM: integrator: check PL010 device name rather than base address
Arnd Bergmann
arnd at arndb.de
Sun Sep 2 04:32:47 EST 2012
On Saturday 01 September 2012, Linus Walleij wrote:
> In the PL010 UART callback a comparison against the base address is
> done to figure out which UART is doing the callback. This does not
> play well with device tree, so let's check the dev_name() of the
> device instead.
>
> Signed-off-by: Linus Walleij <linus.walleij at linaro.org>
Hmm, I think the dev_name would also not be that nice, because it changes
after the conversion to DT is complete.
> arch/arm/mach-integrator/core.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c
> index 5ba4bc8..67ea181 100644
> --- a/arch/arm/mach-integrator/core.c
> +++ b/arch/arm/mach-integrator/core.c
> @@ -100,7 +100,7 @@ static void integrator_uart_set_mctrl(struct amba_device *dev, void __iomem *bas
> {
> unsigned int ctrls = 0, ctrlc = 0, rts_mask, dtr_mask;
>
> - if (dev == &uart0_device) {
> + if (!strcmp(dev_name(&dev->dev), "uart0")) {
> rts_mask = 1 << 4;
> dtr_mask = 1 << 5;
> } else {
Maybe it's possible to compare the base pointer against INTEGRATOR_UART0_BASE instead?
Arnd
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