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| author | Lei Wen <[leiwen@marvell.com]> | 2011-04-13 23:48:44 +0530 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2011-04-27 19:38:08 +0200 |
| commit | 81a9ab21ca4f1af85efd37de7baaad131f0e7edc (patch) | |
| tree | 5f38c429f730b8986e90621e45f97ffd46fe47e7 /arch/arm/cpu/arm926ejs/armada100 | |
| parent | adb00bb6a05be8b1a64820becdc052513888b280 (diff) | |
| download | u-boot-imx-81a9ab21ca4f1af85efd37de7baaad131f0e7edc.zip u-boot-imx-81a9ab21ca4f1af85efd37de7baaad131f0e7edc.tar.gz u-boot-imx-81a9ab21ca4f1af85efd37de7baaad131f0e7edc.tar.bz2 | |
I2C: add i2c support for Armada100 platform
Add i2c support to aspenite board with Armada100 soc.
Acked-by: Heiko Schocher <hs@denx.de>
Acked-by: Prafulla Wadaskar <prafulla@marvell.com>
Signed-off-by: Lei Wen <leiwen@marvell.com>
Diffstat (limited to 'arch/arm/cpu/arm926ejs/armada100')
| -rw-r--r-- | arch/arm/cpu/arm926ejs/armada100/cpu.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/cpu/arm926ejs/armada100/cpu.c b/arch/arm/cpu/arm926ejs/armada100/cpu.c index 62aa175..c21938e 100644 --- a/arch/arm/cpu/arm926ejs/armada100/cpu.c +++ b/arch/arm/cpu/arm926ejs/armada100/cpu.c @@ -62,6 +62,16 @@ int arch_cpu_init(void) /* Enable GPIO clock */ writel(APBC_APBCLK, &apb1clkres->gpio); +#ifdef CONFIG_I2C_MV + /* Enable general I2C clock */ + writel(APBC_RST | APBC_FNCLK | APBC_APBCLK, &apb1clkres->twsi0); + writel(APBC_FNCLK | APBC_APBCLK, &apb1clkres->twsi0); + + /* Enable power I2C clock */ + writel(APBC_RST | APBC_FNCLK | APBC_APBCLK, &apb1clkres->twsi1); + writel(APBC_FNCLK | APBC_APBCLK, &apb1clkres->twsi1); +#endif + /* * Enable Functional and APB clock at 14.7456MHz * for configured UART console @@ -90,3 +100,9 @@ int print_cpuinfo(void) return 0; } #endif + +#ifdef CONFIG_I2C_MV +void i2c_clk_enable(void) +{ +} +#endif |