From: Marek Vasut <marex@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 18/24] mxc_i2c.c: finish adding CONFIG_I2C_MULTI_BUS support
Date: Fri, 22 Jun 2012 19:09:42 +0200 [thread overview]
Message-ID: <201206221909.42758.marex@denx.de> (raw)
In-Reply-To: <1340338339-11626-18-git-send-email-troy.kisky@boundarydevices.com>
Dear Troy Kisky,
> Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
> ---
> drivers/i2c/mxc_i2c.c | 17 +++++++++++++++++
> 1 file changed, 17 insertions(+)
>
> diff --git a/drivers/i2c/mxc_i2c.c b/drivers/i2c/mxc_i2c.c
> index 339bb6f..5d18752 100644
> --- a/drivers/i2c/mxc_i2c.c
> +++ b/drivers/i2c/mxc_i2c.c
> @@ -407,6 +407,23 @@ static void toggle_i2c(void *base)
> p->toggle_fn(p->toggle_data);
> }
>
> +#ifdef CONFIG_I2C_MULTI_BUS
> +unsigned int i2c_get_bus_num(void)
> +{
> + return g_bus;
Is this global variable? If so, it won't work before relocation. And i2c can be
enabled before relocation.
> +}
> +
> +int i2c_set_bus_num(unsigned bus_idx)
> +{
> + if (bus_idx >= ARRAY_SIZE(g_parms))
> + return -1;
> + if (!g_parms[bus_idx].base)
> + return -1;
> + g_bus = bus_idx;
> + return 0;
> +}
> +#endif
> +
> int i2c_read(uchar chip, uint addr, int alen, uchar *buf, int len)
> {
> return bus_i2c_read(get_base(), chip, addr, alen, buf, len);
Best regards,
Marek Vasut
next prev parent reply other threads:[~2012-06-22 17:09 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-22 4:11 [U-Boot] [PATCH 01/24] mxc_i2c: fix i2c_imx_stop Troy Kisky
2012-06-22 4:11 ` [U-Boot] [PATCH 02/24] mxc_i2c: remove ifdef of CONFIG_HARD_I2C Troy Kisky
2012-06-22 16:55 ` Marek Vasut
2012-06-22 4:11 ` [U-Boot] [PATCH 03/24] mxc_i2c: create tx_byte function Troy Kisky
2012-06-22 16:58 ` Marek Vasut
2012-06-22 23:05 ` Troy Kisky
2012-06-23 1:51 ` Marek Vasut
2012-06-22 4:11 ` [U-Boot] [PATCH 04/24] mxc_i2c: clear i2sr before waiting for bit Troy Kisky
2012-06-22 16:59 ` Marek Vasut
2012-06-24 0:18 ` Troy Kisky
2012-06-22 4:12 ` [U-Boot] [PATCH 05/24] mxc_i2c: create i2c_init_transfer Troy Kisky
2012-06-22 16:59 ` Marek Vasut
2012-06-24 8:06 ` Stefano Babic
2012-06-22 4:12 ` [U-Boot] [PATCH 06/24] mxc_i2c.c: code i2c_probe as a 0 length i2c_write Troy Kisky
2012-06-22 17:00 ` Marek Vasut
2012-06-24 8:03 ` Stefano Babic
2012-06-22 4:12 ` [U-Boot] [PATCH 07/24] mxc_i2c: combine i2c_imx_bus_busy and i2c_imx_trx_complete into wait_for_sr_state Troy Kisky
2012-06-22 17:01 ` Marek Vasut
2012-06-22 17:34 ` Troy Kisky
2012-06-22 18:01 ` Troy Kisky
2012-06-22 4:12 ` [U-Boot] [PATCH 08/24] mxc_i2c: remove redundant read Troy Kisky
2012-06-22 17:02 ` Marek Vasut
2012-06-22 4:12 ` [U-Boot] [PATCH 09/24] mxc_i2c: place imx_start code inline Troy Kisky
2012-06-22 17:02 ` Marek Vasut
2012-06-22 4:12 ` [U-Boot] [PATCH 10/24] mxc_i2c: place i2c_reset " Troy Kisky
2012-06-22 17:03 ` Marek Vasut
2012-06-22 4:12 ` [U-Boot] [PATCH 11/24] mxc_i2c: don't disable controller after every transaction Troy Kisky
2012-06-22 4:12 ` [U-Boot] [PATCH 12/24] mxc_i2c: change slave addr if conflicts with destination Troy Kisky
2012-06-22 4:12 ` [U-Boot] [PATCH 13/24] mxc_i2c: check for arbitration lost Troy Kisky
2012-06-22 17:04 ` Marek Vasut
2012-06-22 4:12 ` [U-Boot] [PATCH 14/24] mxc_i2c: add retries Troy Kisky
2012-06-22 17:06 ` Marek Vasut
2012-06-22 17:40 ` Troy Kisky
2012-06-22 4:12 ` [U-Boot] [PATCH 15/24] mxc_i2c: add i2c_regs argument to i2c_imx_stop Troy Kisky
2012-06-22 17:06 ` Marek Vasut
2012-06-22 4:12 ` [U-Boot] [PATCH 16/24] mxc_i2c: prep work for multiple busses support Troy Kisky
2012-06-22 17:08 ` Marek Vasut
2012-06-24 8:47 ` Heiko Schocher
2012-06-24 20:08 ` Marek Vasut
2012-06-24 22:09 ` Wolfgang Denk
2012-06-22 4:12 ` [U-Boot] [PATCH 17/24] mxc_i2c: add bus recovery support Troy Kisky
2012-06-24 8:51 ` Heiko Schocher
2012-06-26 3:42 ` Troy Kisky
2012-06-22 4:12 ` [U-Boot] [PATCH 18/24] mxc_i2c.c: finish adding CONFIG_I2C_MULTI_BUS support Troy Kisky
2012-06-22 17:09 ` Marek Vasut [this message]
2012-06-22 19:41 ` Troy Kisky
2012-06-25 3:34 ` Tabi Timur-B04825
2012-06-22 4:12 ` [U-Boot] [PATCH 19/24] iomux-v3: remove include of mx6x_pins.h Troy Kisky
2012-06-22 4:12 ` [U-Boot] [PATCH 20/24] i.mx: iomux-v3.h: move to imx-common include directory Troy Kisky
2012-06-22 4:12 ` [U-Boot] [PATCH 21/24] i.mx: iomux-v3.c: move to imx-common directory Troy Kisky
2012-06-22 4:12 ` [U-Boot] [PATCH 22/24] i.mx53: add definition for I2C3_BASE_ADDR Troy Kisky
2012-06-22 4:12 ` [U-Boot] [PATCH 23/24] imx-common: add i2c.c for bus recovery support Troy Kisky
2012-06-22 4:12 ` [U-Boot] [PATCH 24/24] mx6qsabrelite: add i2c multi-bus support Troy Kisky
2012-06-22 16:55 ` [U-Boot] [PATCH 01/24] mxc_i2c: fix i2c_imx_stop Marek Vasut
2012-06-24 7:49 ` Stefano Babic
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