Messages in this thread Patch in this message | | | From | Jassi Brar <> | Date | Wed, 22 Jun 2016 10:01:40 +0530 | Subject | Re: [RFC PATCH v2 1/9] mailbox: Add Amlogic Meson Message-Handling-Unit |
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On Tue, Jun 21, 2016 at 3:32 PM, Neil Armstrong <narmstrong@baylibre.com> wrote: > Add Amlogic Meson SoCs Message-Handling-Unit as mailbox controller > with 2 independent channels/links to communicate with a remote processor. > > Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
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> +++ b/drivers/mailbox/meson_mhu.c > @@ -0,0 +1,199 @@ > +/* > + * Copyright (C) 2016 BayLibre SAS. > + * Author: Neil Armstrong <narmstrong@baylibre.com> > + * Heavily based on meson_mhu.c from : > + * Copyright (C) 2013-2015 Fujitsu Semiconductor Ltd. > + * Copyright (C) 2015 Linaro Ltd. > + * Author: Jassi Brar <jaswinder.singh@linaro.org> ......... > + > +#define INTR_SET_OFS 0x0 > +#define INTR_STAT_OFS 0x4 > +#define INTR_CLR_OFS 0x8 > + > +#define MHU_LP_OFFSET 0x10 > +#define MHU_HP_OFFSET 0x1c > + > +#define TX_REG_OFFSET 0x24 > + It seems only some register offsets have changed from arm_mhu. So maybe just adapt the arm_mhu driver to look for IP variant and assign corresponding offsets to set,stat,clr registers. Cheers.
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