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bcm2835: add sdhost and gpio controllers

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This adds the bcm2835_sdhost and bcm2835_gpio to the BCM2835 platform.

For supporting the SD controller selection (alternate function of GPIOs
48-53), the bcm2835_gpio now exposes an sdbus.
It also has a link to both the sdbus of sdhci and sdhost controllers,
and the card is reparented from one bus to another when the alternate
function of GPIOs 48-53 is modified.

Signed-off-by: Clement Deschamps <clement.deschamps@antfield.fr>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1488293711-14195-5-git-send-email-peter.maydell@linaro.org
Message-id: 20170224164021.9066-5-clement.deschamps@antfield.fr
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Clement Deschamps 2017-02-28 14:55:11 +00:00 • committed by Peter Maydell
parent d72fc9dcb1
commit 1eeb5c7dea
2 changed files with 45 additions and 2 deletions
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4
include/hw/arm/bcm2835_peripherals.h
View file

@ -22,6 +22,8 @@
#include "hw/misc/bcm2835_rng.h"
#include "hw/misc/bcm2835_mbox.h"
#include "hw/sd/sdhci.h"
#include "hw/sd/bcm2835_sdhost.h"
#include "hw/gpio/bcm2835_gpio.h"
#define TYPE_BCM2835_PERIPHERALS "bcm2835-peripherals"
#define BCM2835_PERIPHERALS(obj) \
@ -45,6 +47,8 @@ typedef struct BCM2835PeripheralState {
BCM2835RngState rng;
BCM2835MboxState mboxes;
SDHCIState sdhci;
BCM2835SDHostState sdhost;
BCM2835GpioState gpio;
} BCM2835PeripheralState;
#endif /* BCM2835_PERIPHERALS_H */