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SubjectRe: [PATCH 1/2 v2] i2c: exynos5: add support for HSI2C on Exynos5260 SoC
From
On 26 November 2013 09:56, Naveen Krishna Chatradhi
<ch.naveen@samsung.com> wrote:
> This patch adds new compatible to support HSI2C module on Exynos5260
> HSI2C module on Exynos5260 needs to be reset during during initialization.
>
> Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com>
[snip]
>
> Required properties:
> - compatible: value should be.
> - -> "samsung,exynos5-hsi2c", for i2c compatible with exynos5 hsi2c.
> + -> "samsung,exynos5-hsi2c", for i2c compatible with HSI2C available on
> + Exynos5250/5420 SoCs.

This string could be made more specific ("samsung,exynos5250-hsi2c")
now that we have variants for this.

> + -> "samsung,exynos5260-hsi2c", for i2c compatible with HSI2C available
> + on Exynos5260 SoCs.
> +
> - reg: physical base address of the controller and length of memory mapped
> region.
> - interrupts: interrupt number to the cpu.
> diff --git a/drivers/i2c/busses/i2c-exynos5.c b/drivers/i2c/busses/i2c-exynos5.c
> index da39ff0..497ff91 100644
> --- a/drivers/i2c/busses/i2c-exynos5.c
> +++ b/drivers/i2c/busses/i2c-exynos5.c
> @@ -184,14 +184,35 @@ struct exynos5_i2c {
> * 2. Fast speed upto 1Mbps
> */
> int speed_mode;
> +
> + /* Version of HS-I2C Hardware */
> + unsigned int version;
> +};
> +
> +enum hsi2c_version {
> + EXYNOS_5,

ditto.

> + EXYNOS_5260
> };
>

--
With warm regards,
Sachin


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