From e32624ef820f821b94333402788e79979681eb29 Mon Sep 17 00:00:00 2001 From: Tom Warren Date: Fri, 8 Feb 2013 07:25:30 +0000 Subject: Tegra: I2C: Add T114 clock support to tegra_i2c driver T114 has a slightly different I2C clock, with a new (extra) divisor in standard/fast mode and HS mode. Tested on my Dalmore, and the I2C clock is 100KHz +/- 3Hz on my Saleae Logic analyzer. Added a new entry in compat_names for T114 I2C since it differs from the previous Tegra SoCs. A flag is set when T114 I2C HW is found so new features like the extra clock divisor can be used. Signed-off-by: Tom Warren Acked-by: Laxman Dewangan --- lib/fdtdec.c | 1 + 1 file changed, 1 insertion(+) (limited to 'lib/fdtdec.c') diff --git a/lib/fdtdec.c b/lib/fdtdec.c index 3ae348dd30..7c7fc833a6 100644 --- a/lib/fdtdec.c +++ b/lib/fdtdec.c @@ -37,6 +37,7 @@ DECLARE_GLOBAL_DATA_PTR; static const char * const compat_names[COMPAT_COUNT] = { COMPAT(UNKNOWN, ""), COMPAT(NVIDIA_TEGRA20_USB, "nvidia,tegra20-ehci"), + COMPAT(NVIDIA_TEGRA114_I2C, "nvidia,tegra114-i2c"), COMPAT(NVIDIA_TEGRA20_I2C, "nvidia,tegra20-i2c"), COMPAT(NVIDIA_TEGRA20_DVC, "nvidia,tegra20-i2c-dvc"), COMPAT(NVIDIA_TEGRA20_EMC, "nvidia,tegra20-emc"), -- cgit v1.2.3